* slub error in fs/sysfs/bin.c related code
@ 2013-02-28 16:03 Sasha Levin
2013-02-28 16:27 ` Greg Kroah-Hartman
0 siblings, 1 reply; 3+ messages in thread
From: Sasha Levin @ 2013-02-28 16:03 UTC (permalink / raw)
To: Greg Kroah-Hartman
Cc: Dave Jones, linux-kernel@vger.kernel.org, Pekka Enberg,
Christoph Lameter, linux-mm
Hi Greg,
While fuzzing with trinity inside a KVM tools guest, running latest -next kernel
I got the following spew.
The open() and release() callbacks in the traces below point to fs/sysfs/bin.c.
[ 719.288925] =============================================================================
[ 719.290663] BUG kmalloc-4096 (Tainted: G W ): Redzone overwritten
[ 719.291764] -----------------------------------------------------------------------------
[ 719.291764]
[ 719.294527] Disabling lock debugging due to kernel taint
[ 719.294527] INFO: 0xffff88006d1a5520-0xffff88006d1a5520. First byte 0x0 instead of 0xcc
[ 719.294527] INFO: Allocated in open+0xb8/0x190 age=18922 cpu=1 pid=7095
[ 719.294527] __slab_alloc+0x622/0x6d0
[ 719.294527] kmem_cache_alloc_trace+0x123/0x2c0
[ 719.294527] open+0xb8/0x190
[ 719.294527] do_dentry_open+0x229/0x330
[ 719.294527] finish_open+0x54/0x70
[ 719.294527] do_last+0x56c/0x790
[ 719.294527] path_openat+0xbe/0x490
[ 719.294527] do_filp_open+0x44/0xa0
[ 719.294527] do_sys_open+0x133/0x1d0
[ 719.294527] sys_open+0x1c/0x20
[ 719.294527] tracesys+0xdd/0xe2
[ 719.294527] INFO: Freed in seq_release+0x18/0x30 age=18947 cpu=0 pid=31203
[ 719.294527] __slab_free+0x3c/0x590
[ 719.294527] kfree+0x2cb/0x2e0
[ 719.294527] seq_release+0x18/0x30
[ 719.294527] single_release+0x24/0x40
[ 719.294527] proc_reg_release+0xed/0x110
[ 719.294527] __fput+0x122/0x2d0
[ 719.294527] ____fput+0x9/0x10
[ 719.294527] task_work_run+0xbe/0x100
[ 719.294527] do_notify_resume+0x7e/0xa0
[ 719.294527] int_signal+0x12/0x17
[ 719.294527] INFO: Slab 0xffffea0001b46800 objects=7 used=7 fp=0x (null) flags=0x1ffc0000004081
[ 719.294527] INFO: Object 0xffff88006d1a4520 @offset=17696 fp=0x (null)
[ 719.294527]
[ 719.294527] Bytes b4 ffff88006d1a4510: 0a 9f 00 00 01 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a ........ZZZZZZZZ
[ 719.294527] Object ffff88006d1a4520: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4530: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4540: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4550: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4560: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4570: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4580: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4590: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a45a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a45b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a45c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a45d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a45e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a45f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4610: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4620: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4630: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4640: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4650: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4660: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4670: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4680: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4690: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a46a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a46b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a46c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a46d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a46e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a46f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4700: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4710: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4720: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4730: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4740: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4750: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4760: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4770: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4780: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4790: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a47a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a47b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a47c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a47d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a47e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a47f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4800: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4810: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4820: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4830: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4840: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4850: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4860: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4870: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4880: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4890: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a48a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a48b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a48c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a48d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a48e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a48f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4910: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4920: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4930: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4940: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4950: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4960: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4970: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4980: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4990: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a49a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a49b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a49c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a49d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a49e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a49f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4a00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4a10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4a20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4a30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4a40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4a50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4a60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4a70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4a80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4a90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4aa0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4ab0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4ac0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4ad0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4ae0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4af0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4b00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4b10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4b20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4b30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4b40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4b50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4b60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4b70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4b80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4b90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4ba0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4bb0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4bc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4bd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4be0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4bf0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4c10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4c20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4c30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4c40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4c50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4c60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4c70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4c80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4c90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4ca0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4cb0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4cc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4cd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4ce0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4cf0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4d10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4d20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4d30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4d40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4d50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4d60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4d70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4d80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4d90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4da0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4db0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4dc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4dd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4de0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4df0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4e00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
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[ 719.294527] Object ffff88006d1a4ea0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4eb0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4ec0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4ed0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4ee0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4ef0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4f10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4f20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4f30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4f40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4f50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4f60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4f70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4f90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4fa0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4fb0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4fc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4fd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4fe0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a4ff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5020: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5030: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5040: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5090: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a50a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a50b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a50c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a50d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a50e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a50f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5110: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5120: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5130: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5140: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5150: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5160: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5170: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5190: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a51a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a51b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a51c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a51d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a51e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a51f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5210: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5220: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5230: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5240: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5250: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5260: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5270: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5280: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5290: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a52a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a52b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a52c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a52d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a52e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a52f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5310: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5320: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5330: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5340: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5350: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5360: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5370: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5380: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5390: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a53a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a53b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a53c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a53d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a53e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a53f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5400: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5410: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5420: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5430: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5440: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5450: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5460: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5470: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5480: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5490: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a54a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a54b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a54c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a54d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a54e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a54f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Object ffff88006d1a5510: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 719.294527] Redzone ffff88006d1a5520: 00 cc cc cc cc cc cc cc ........
[ 719.294527] Padding ffff88006d1a5660: 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZ
[ 719.294527] Pid: 1464, comm: trinity Tainted: G B W 3.8.0-next-20130227-sasha-00048-g718a1ca #1001
[ 719.294527] Call Trace:
[ 719.294527] [<ffffffff81260202>] print_trailer+0x132/0x140
[ 719.294527] [<ffffffff81260641>] check_bytes_and_report+0xe1/0x130
[ 719.294527] [<ffffffff812626e2>] check_object+0x52/0x220
[ 719.294527] [<ffffffff81263a13>] free_debug_processing+0x173/0x300
[ 719.294527] [<ffffffff8130c9a2>] ? release+0x72/0x90
[ 719.294527] [<ffffffff8130c9a2>] ? release+0x72/0x90
[ 719.294527] [<ffffffff812674ec>] __slab_free+0x3c/0x590
[ 719.294527] [<ffffffff8118541d>] ? trace_hardirqs_on+0xd/0x10
[ 719.294527] [<ffffffff83d7a284>] ? _raw_spin_unlock_irqrestore+0x94/0xc0
[ 719.294527] [<ffffffff81a3898f>] ? __debug_check_no_obj_freed+0x15f/0x220
[ 719.294527] [<ffffffff83d75e89>] ? mutex_unlock+0x9/0x10
[ 719.294527] [<ffffffff8130c9a2>] ? release+0x72/0x90
[ 719.294527] [<ffffffff8130c9a2>] ? release+0x72/0x90
[ 719.294527] [<ffffffff81267d0b>] kfree+0x2cb/0x2e0
[ 719.294527] [<ffffffff8130c9a2>] release+0x72/0x90
[ 719.294527] [<ffffffff81289592>] __fput+0x122/0x2d0
[ 719.294527] [<ffffffff812897a9>] ____fput+0x9/0x10
[ 719.294527] [<ffffffff81135bbe>] task_work_run+0xbe/0x100
[ 719.294527] [<ffffffff81114781>] do_exit+0x311/0x510
[ 719.294527] [<ffffffff81114a21>] do_group_exit+0xa1/0xe0
[ 719.294527] [<ffffffff81114a72>] sys_exit_group+0x12/0x20
[ 719.294527] [<ffffffff83d833d0>] tracesys+0xdd/0xe2
[ 719.294527] FIX kmalloc-4096: Restoring 0xffff88006d1a5520-0xffff88006d1a5520=0xcc
[ 719.294527]
[ 720.236733] =============================================================================
[ 720.240018] BUG kmalloc-4096 (Tainted: G B W ): Redzone overwritten
[ 720.240018] -----------------------------------------------------------------------------
[ 720.240018]
[ 720.240018] INFO: 0xffff88006d1a5520-0xffff88006d1a5527. First byte 0xcc instead of 0xbb
[ 720.240018] INFO: Allocated in open+0xb8/0x190 age=19018 cpu=1 pid=7095
[ 720.240018] __slab_alloc+0x622/0x6d0
[ 720.240018] kmem_cache_alloc_trace+0x123/0x2c0
[ 720.240018] open+0xb8/0x190
[ 720.240018] do_dentry_open+0x229/0x330
[ 720.240018] finish_open+0x54/0x70
[ 720.240018] do_last+0x56c/0x790
[ 720.240018] path_openat+0xbe/0x490
[ 720.240018] do_filp_open+0x44/0xa0
[ 720.240018] do_sys_open+0x133/0x1d0
[ 720.240018] sys_open+0x1c/0x20
[ 720.240018] tracesys+0xdd/0xe2
[ 720.240018] INFO: Freed in seq_release+0x18/0x30 age=19044 cpu=0 pid=31203
[ 720.240018] __slab_free+0x3c/0x590
[ 720.240018] kfree+0x2cb/0x2e0
[ 720.240018] seq_release+0x18/0x30
[ 720.240018] single_release+0x24/0x40
[ 720.240018] proc_reg_release+0xed/0x110
[ 720.240018] __fput+0x122/0x2d0
[ 720.240018] ____fput+0x9/0x10
[ 720.240018] task_work_run+0xbe/0x100
[ 720.240018] do_notify_resume+0x7e/0xa0
[ 720.240018] int_signal+0x12/0x17
[ 720.240018] INFO: Slab 0xffffea0001b46800 objects=7 used=7 fp=0x (null) flags=0x1ffc0000004080
[ 720.240018] INFO: Object 0xffff88006d1a4520 @offset=17696 fp=0x (null)
[ 720.240018]
[ 720.240018] Bytes b4 ffff88006d1a4510: 0a 9f 00 00 01 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a ........ZZZZZZZZ
[ 720.240018] Object ffff88006d1a4520: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4530: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4540: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4550: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4560: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4570: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4580: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4590: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a45a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a45b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a45c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a45d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a45e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a45f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4610: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4620: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4630: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4640: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4650: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4660: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4670: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4680: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4690: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a46a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a46b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a46c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a46d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a46e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a46f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4700: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4710: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4720: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4730: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4740: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4750: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4760: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4770: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4780: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4790: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a47a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a47b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a47c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a47d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a47e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a47f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4800: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4810: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4820: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4830: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4840: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.240018] Object ffff88006d1a4850: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a4860: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a4870: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a4880: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a4890: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a48a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a48b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a48c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a48d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a48e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a48f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a4900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a4910: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a4920: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a4930: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a4940: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a4950: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a4960: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a4970: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a4980: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a4990: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a49a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a49b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a49c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a49d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.370171] Object ffff88006d1a49e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.455251] Object ffff88006d1a49f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.455251] Object ffff88006d1a4a00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.455251] Object ffff88006d1a4a10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.455251] Object ffff88006d1a4a20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.455251] Object ffff88006d1a4a30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.455251] Object ffff88006d1a4a40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.455251] Object ffff88006d1a4a50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.455251] Object ffff88006d1a4a60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4a70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4a80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4a90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4aa0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4ab0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4ac0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4ad0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4ae0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4af0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4b00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4b10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4b20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4b30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4b40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4b50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4b60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4b70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4b80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4b90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4ba0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4bb0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4bc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4bd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4be0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4bf0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4c10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4c20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4c30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4c40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4c50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4c60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4c70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4c80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4c90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4ca0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4cb0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4cc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4cd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4ce0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4cf0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4d10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4d20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4d30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4d40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4d50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4d60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4d70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4d80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4d90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4da0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4db0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4dc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4dd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4de0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4df0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4e00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4e10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4e20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4e30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4e40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4e50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4e60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4e70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4e80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4e90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4ea0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4eb0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4ec0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4ed0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4ee0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4ef0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4f10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4f20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4f30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4f40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4f50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4f60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4f70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4f90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4fa0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4fb0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4fc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4fd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4fe0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a4ff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5020: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5030: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5040: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5090: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a50a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a50b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a50c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a50d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a50e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a50f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5110: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5120: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5130: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5140: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5150: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5160: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5170: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5190: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a51a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a51b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a51c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a51d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a51e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a51f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5210: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5220: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5230: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5240: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5250: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5260: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5270: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5280: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5290: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a52a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a52b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a52c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a52d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a52e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a52f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5310: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5320: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5330: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5340: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5350: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5360: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5370: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5380: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5390: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a53a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a53b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a53c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a53d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a53e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a53f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5400: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5410: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5420: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5430: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5440: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5450: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5460: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5470: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5480: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5490: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a54a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a54b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a54c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a54d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a54e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a54f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Object ffff88006d1a5510: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
[ 720.470918] Redzone ffff88006d1a5520: cc cc cc cc cc cc cc cc ........
[ 720.470918] Padding ffff88006d1a5660: 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZ
[ 720.470918] Pid: 7673, comm: modprobe Tainted: G B W 3.8.0-next-20130227-sasha-00048-g718a1ca #1001
[ 720.470918] Call Trace:
[ 720.470918] [<ffffffff81260202>] print_trailer+0x132/0x140
[ 720.470918] [<ffffffff81260641>] check_bytes_and_report+0xe1/0x130
[ 720.470918] [<ffffffff812626e2>] check_object+0x52/0x220
[ 720.470918] [<ffffffff812adbe6>] ? seq_read+0xd6/0x430
[ 720.470918] [<ffffffff81262d46>] alloc_debug_processing+0xb6/0x160
[ 720.470918] [<ffffffff81265732>] __slab_alloc+0x622/0x6d0
[ 720.470918] [<ffffffff812adb4a>] ? seq_read+0x3a/0x430
[ 720.470918] [<ffffffff8117e9fe>] ? mutex_remove_waiter+0xfe/0x120
[ 720.470918] [<ffffffff812adbe6>] ? seq_read+0xd6/0x430
[ 720.470918] [<ffffffff83d763ec>] ? __mutex_lock_common+0x55c/0x590
[ 720.470918] [<ffffffff812adb4a>] ? seq_read+0x3a/0x430
[ 720.470918] [<ffffffff8118025d>] ? trace_hardirqs_off+0xd/0x10
[ 720.470918] [<ffffffff83d7a284>] ? _raw_spin_unlock_irqrestore+0x94/0xc0
[ 720.470918] [<ffffffff81266c93>] kmem_cache_alloc_trace+0x123/0x2c0
[ 720.470918] [<ffffffff812adbe6>] ? seq_read+0xd6/0x430
[7095] Random reseed: 522509581
[ 720.470918] [<ffffffff812adb10>] ? seq_lseek+0x110/0x110
[ 720.470918] [<ffffffff812adb10>] ? seq_lseek+0x110/0x110
[ 720.470918] [<ffffffff812adbe6>] seq_read+0xd6/0x430
[ 720.470918] [<ffffffff812f8e8b>] ? proc_reg_read+0x7b/0xc0
[ 720.470918] [<ffffffff81a361a0>] ? do_raw_spin_unlock+0xd0/0xe0
[ 720.470918] [<ffffffff812adb10>] ? seq_lseek+0x110/0x110
[ 720.470918] [<ffffffff812f8ea7>] proc_reg_read+0x97/0xc0
[ 720.470918] [<ffffffff81287d13>] vfs_read+0xb3/0x120
[ 720.470918] [<ffffffff8118541d>] ? trace_hardirqs_on+0xd/0x10
[ 720.470918] [<ffffffff812884cd>] sys_read+0x5d/0xa0
[ 720.470918] [<ffffffff83d833d0>] tracesys+0xdd/0xe2
[ 720.470918] FIX kmalloc-4096: Restoring 0xffff88006d1a5520-0xffff88006d1a5527=0xbb
[ 720.470918]
[ 720.470918] FIX kmalloc-4096: Marking all objects used
Thanks,
Sasha
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: slub error in fs/sysfs/bin.c related code
2013-02-28 16:03 slub error in fs/sysfs/bin.c related code Sasha Levin
@ 2013-02-28 16:27 ` Greg Kroah-Hartman
2013-02-28 17:00 ` Sasha Levin
0 siblings, 1 reply; 3+ messages in thread
From: Greg Kroah-Hartman @ 2013-02-28 16:27 UTC (permalink / raw)
To: Sasha Levin
Cc: Dave Jones, linux-kernel@vger.kernel.org, Pekka Enberg,
Christoph Lameter, linux-mm
On Thu, Feb 28, 2013 at 11:03:58AM -0500, Sasha Levin wrote:
> Hi Greg,
>
> While fuzzing with trinity inside a KVM tools guest, running latest -next kernel
> I got the following spew.
>
> The open() and release() callbacks in the traces below point to fs/sysfs/bin.c.
Any hint as to which sysfs binary file you were accessing when this
happened?
> [ 719.288925] =============================================================================
> [ 719.290663] BUG kmalloc-4096 (Tainted: G W ): Redzone overwritten
> [ 719.291764] -----------------------------------------------------------------------------
> [ 719.291764]
> [ 719.294527] Disabling lock debugging due to kernel taint
> [ 719.294527] INFO: 0xffff88006d1a5520-0xffff88006d1a5520. First byte 0x0 instead of 0xcc
> [ 719.294527] INFO: Allocated in open+0xb8/0x190 age=18922 cpu=1 pid=7095
> [ 719.294527] __slab_alloc+0x622/0x6d0
> [ 719.294527] kmem_cache_alloc_trace+0x123/0x2c0
> [ 719.294527] open+0xb8/0x190
> [ 719.294527] do_dentry_open+0x229/0x330
> [ 719.294527] finish_open+0x54/0x70
> [ 719.294527] do_last+0x56c/0x790
> [ 719.294527] path_openat+0xbe/0x490
> [ 719.294527] do_filp_open+0x44/0xa0
> [ 719.294527] do_sys_open+0x133/0x1d0
> [ 719.294527] sys_open+0x1c/0x20
> [ 719.294527] tracesys+0xdd/0xe2
> [ 719.294527] INFO: Freed in seq_release+0x18/0x30 age=18947 cpu=0 pid=31203
> [ 719.294527] __slab_free+0x3c/0x590
> [ 719.294527] kfree+0x2cb/0x2e0
> [ 719.294527] seq_release+0x18/0x30
> [ 719.294527] single_release+0x24/0x40
> [ 719.294527] proc_reg_release+0xed/0x110
> [ 719.294527] __fput+0x122/0x2d0
> [ 719.294527] ____fput+0x9/0x10
> [ 719.294527] task_work_run+0xbe/0x100
> [ 719.294527] do_notify_resume+0x7e/0xa0
> [ 719.294527] int_signal+0x12/0x17
> [ 719.294527] INFO: Slab 0xffffea0001b46800 objects=7 used=7 fp=0x (null) flags=0x1ffc0000004081
> [ 719.294527] INFO: Object 0xffff88006d1a4520 @offset=17696 fp=0x (null)
Hm, where is sysfs in this traceback? I don't see it mentioned anywhere
in this report, what am I missing?
thanks,
greg k-h
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^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: slub error in fs/sysfs/bin.c related code
2013-02-28 16:27 ` Greg Kroah-Hartman
@ 2013-02-28 17:00 ` Sasha Levin
0 siblings, 0 replies; 3+ messages in thread
From: Sasha Levin @ 2013-02-28 17:00 UTC (permalink / raw)
To: Greg Kroah-Hartman
Cc: Dave Jones, linux-kernel@vger.kernel.org, Pekka Enberg,
Christoph Lameter, linux-mm
On 02/28/2013 11:27 AM, Greg Kroah-Hartman wrote:
> On Thu, Feb 28, 2013 at 11:03:58AM -0500, Sasha Levin wrote:
>> Hi Greg,
>>
>> While fuzzing with trinity inside a KVM tools guest, running latest -next kernel
>> I got the following spew.
>>
>> The open() and release() callbacks in the traces below point to fs/sysfs/bin.c.
>
> Any hint as to which sysfs binary file you were accessing when this
> happened?
No, sorry - the trace only shows the allocation and freeing, I'm not sure
which file it was.
>> [ 719.288925] =============================================================================
>> [ 719.290663] BUG kmalloc-4096 (Tainted: G W ): Redzone overwritten
>> [ 719.291764] -----------------------------------------------------------------------------
>> [ 719.291764]
>> [ 719.294527] Disabling lock debugging due to kernel taint
>> [ 719.294527] INFO: 0xffff88006d1a5520-0xffff88006d1a5520. First byte 0x0 instead of 0xcc
>> [ 719.294527] INFO: Allocated in open+0xb8/0x190 age=18922 cpu=1 pid=7095
>> [ 719.294527] __slab_alloc+0x622/0x6d0
>> [ 719.294527] kmem_cache_alloc_trace+0x123/0x2c0
>> [ 719.294527] open+0xb8/0x190
>> [ 719.294527] do_dentry_open+0x229/0x330
>> [ 719.294527] finish_open+0x54/0x70
>> [ 719.294527] do_last+0x56c/0x790
>> [ 719.294527] path_openat+0xbe/0x490
>> [ 719.294527] do_filp_open+0x44/0xa0
>> [ 719.294527] do_sys_open+0x133/0x1d0
>> [ 719.294527] sys_open+0x1c/0x20
>> [ 719.294527] tracesys+0xdd/0xe2
>> [ 719.294527] INFO: Freed in seq_release+0x18/0x30 age=18947 cpu=0 pid=31203
>> [ 719.294527] __slab_free+0x3c/0x590
>> [ 719.294527] kfree+0x2cb/0x2e0
>> [ 719.294527] seq_release+0x18/0x30
>> [ 719.294527] single_release+0x24/0x40
>> [ 719.294527] proc_reg_release+0xed/0x110
>> [ 719.294527] __fput+0x122/0x2d0
>> [ 719.294527] ____fput+0x9/0x10
>> [ 719.294527] task_work_run+0xbe/0x100
>> [ 719.294527] do_notify_resume+0x7e/0xa0
>> [ 719.294527] int_signal+0x12/0x17
>> [ 719.294527] INFO: Slab 0xffffea0001b46800 objects=7 used=7 fp=0x (null) flags=0x1ffc0000004081
>> [ 719.294527] INFO: Object 0xffff88006d1a4520 @offset=17696 fp=0x (null)
>
> Hm, where is sysfs in this traceback? I don't see it mentioned anywhere
> in this report, what am I missing?
The call trace at the end of the spew:
[ 719.294527] Call Trace:
[ 719.294527] [<ffffffff81260202>] print_trailer+0x132/0x140
[ 719.294527] [<ffffffff81260641>] check_bytes_and_report+0xe1/0x130
[ 719.294527] [<ffffffff812626e2>] check_object+0x52/0x220
[ 719.294527] [<ffffffff81263a13>] free_debug_processing+0x173/0x300
[ 719.294527] [<ffffffff8130c9a2>] ? release+0x72/0x90
[ 719.294527] [<ffffffff8130c9a2>] ? release+0x72/0x90
[ 719.294527] [<ffffffff812674ec>] __slab_free+0x3c/0x590
[ 719.294527] [<ffffffff8118541d>] ? trace_hardirqs_on+0xd/0x10
[ 719.294527] [<ffffffff83d7a284>] ? _raw_spin_unlock_irqrestore+0x94/0xc0
[ 719.294527] [<ffffffff81a3898f>] ? __debug_check_no_obj_freed+0x15f/0x220
[ 719.294527] [<ffffffff83d75e89>] ? mutex_unlock+0x9/0x10
[ 719.294527] [<ffffffff8130c9a2>] ? release+0x72/0x90
[ 719.294527] [<ffffffff8130c9a2>] ? release+0x72/0x90
[ 719.294527] [<ffffffff81267d0b>] kfree+0x2cb/0x2e0
[ 719.294527] [<ffffffff8130c9a2>] release+0x72/0x90
[ 719.294527] [<ffffffff81289592>] __fput+0x122/0x2d0
[ 719.294527] [<ffffffff812897a9>] ____fput+0x9/0x10
[ 719.294527] [<ffffffff81135bbe>] task_work_run+0xbe/0x100
[ 719.294527] [<ffffffff81114781>] do_exit+0x311/0x510
[ 719.294527] [<ffffffff81114a21>] do_group_exit+0xa1/0xe0
[ 719.294527] [<ffffffff81114a72>] sys_exit_group+0x12/0x20
[ 719.294527] [<ffffffff83d833d0>] tracesys+0xdd/0xe2
Specifically, this:
[ 719.294527] [<ffffffff8130c9a2>] release+0x72/0x90
Is the release() in fs/sysfs/bin.c
I've confirmed it by also checking the sizes of the open() and
release() sizes and actual code at those positions mentioned
in the backtrace, and they match the backtrace.
Thanks,
Sasha
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^ permalink raw reply [flat|nested] 3+ messages in thread
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2013-02-28 16:03 slub error in fs/sysfs/bin.c related code Sasha Levin
2013-02-28 16:27 ` Greg Kroah-Hartman
2013-02-28 17:00 ` Sasha Levin
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