* [BUG] Problem since "block: make gendisk hold a reference to its queue"
@ 2012-01-10 14:11 Dirk Gouders
2012-01-10 16:22 ` Tejun Heo
0 siblings, 1 reply; 3+ messages in thread
From: Dirk Gouders @ 2012-01-10 14:11 UTC (permalink / raw)
To: Tejun Heo, Kay Sievers; +Cc: linux-kernel
[-- Attachment #1: Type: text/plain, Size: 656 bytes --]
Hello Tejun and Kay,
I noticed problematic kernel messages when my laptop boots, bisecting
this issue lead me to commit 523e1d399c. I attach the messages that I
currently (commit e4e11180df) see, please let me know if further
information is needed.
The reason why I explicitely added Kay as a recipient is that I noticed
these log messages when I bisected a problem with suspend to RAM on my
laptop. Suspend works fine but not wakeup and I bisected this to commit
8a25a2fd12. I do not know if the kernel messages and the problem with
wakeup are related but at least wanted to let Kay know this possible
relationship of problems.
Best regards,
Dirk
[-- Attachment #2: Kernel Log --]
[-- Type: text/plain, Size: 12916 bytes --]
floppy0: no floppy controllers found
=============================================================================
BUG blkdev_queue: Poison overwritten
-----------------------------------------------------------------------------
INFO: 0xffff88006ec30428-0xffff88006ec30428. First byte 0x6a instead of 0x6b
INFO: Allocated in blk_alloc_queue_node+0x1e/0x1a2 age=756 cpu=0 pid=1
set_track+0x5e/0xd6
alloc_debug_processing+0xbd/0x15e
__slab_alloc.clone.34+0x3c2/0x402
blk_alloc_queue_node+0x1e/0x1a2
rb_insert_color+0xb1/0xd9
rand_initialize_disk+0x1f/0x34
kmem_cache_alloc_node+0x5a/0x153
get_parent_ip+0x9/0x1b
blk_alloc_queue_node+0x1e/0x1a2
do_fd_request+0x0/0xa8
blk_init_queue_node+0x1a/0x52
alloc_disk_node+0xba/0xdd
floppy_init+0x78/0xd96
register_cpu_notifier+0x25/0x2f
floppy_init+0x0/0xd96
do_one_initcall+0x78/0x12b
INFO: Freed in kobject_release+0x48/0x5e age=0 cpu=0 pid=1
set_track+0x5e/0xd6
free_debug_processing+0x195/0x25b
__slab_free+0x29/0x343
add_preempt_count+0x9a/0x9c
_raw_spin_lock_irqsave+0x16/0x37
get_parent_ip+0x9/0x1b
pcpu_free_area+0xae/0x124
get_parent_ip+0x9/0x1b
pcpu_free_area+0xfb/0x124
pcpu_chunk_relocate+0xc/0x72
kobject_release+0x48/0x5e
kmem_cache_free+0x9b/0x111
kobject_release+0x48/0x5e
floppy_init+0xd71/0xd96
register_cpu_notifier+0x25/0x2f
floppy_init+0x0/0xd96
INFO: Slab 0xffffea0001bb0c00 objects=15 used=15 fp=0x (null) flags=0x100000000004080
INFO: Object 0xffff88006ec30000 @offset=0 fp=0xffff88006ec37310
Object ffff88006ec30000: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30010: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30020: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30030: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30040: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30050: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30060: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30070: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30080: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30090: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec300a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec300b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec300c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec300d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec300e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec300f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30100: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30110: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30120: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30130: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30140: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30150: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30160: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30170: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30180: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30190: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec301a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec301b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec301c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec301d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec301e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec301f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30200: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30210: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30220: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30230: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30240: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30250: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30260: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30270: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30280: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30290: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec302a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec302b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec302c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec302d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec302e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec302f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30300: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30310: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30320: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30330: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30340: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30350: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30360: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30370: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30380: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30390: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec303a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec303b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec303c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec303d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec303e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec303f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30400: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30410: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30420: 6b 6b 6b 6b 6b 6b 6b 6b 6a 6b 6b 6b 6b 6b 6b 6b kkkkkkkkjkkkkkkk
Object ffff88006ec30430: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30440: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30450: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30460: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30470: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30480: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30490: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec304a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec304b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec304c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec304d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec304e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec304f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30500: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30510: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30520: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30530: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30540: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30550: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30560: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30570: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30580: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30590: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec305a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec305b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec305c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec305d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec305e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec305f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30600: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30610: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30620: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30630: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30640: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30650: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30660: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30670: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30680: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec30690: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec306a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec306b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec306c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec306d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec306e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b a5 kkkkkkkkkkkkkkk.
Redzone ffff88006ec306f0: bb bb bb bb bb bb bb bb ........
Padding ffff88006ec30830: 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZ
Pid: 1, comm: swapper/0 Not tainted 3.2.0-04874-ge4e1118 #84
Call Trace:
[<ffffffff810e41fb>] ? check_bytes_and_report+0xad/0xe6
[<ffffffff810e42ef>] ? check_object+0xbb/0x1f7
[<ffffffff812041b5>] ? blk_alloc_queue_node+0x1e/0x1a2
[<ffffffff810e5bd8>] ? alloc_debug_processing+0xa3/0x15e
[<ffffffff810e6f74>] ? __slab_alloc.clone.34+0x3c2/0x402
[<ffffffff812041b5>] ? blk_alloc_queue_node+0x1e/0x1a2
[<ffffffff812cd106>] ? brd_alloc+0x2e/0x170
[<ffffffff810c7d90>] ? pcpu_free_area+0xae/0x124
[<ffffffff810e736e>] ? kmem_cache_alloc_node+0x5a/0x153
[<ffffffff812041b5>] ? blk_alloc_queue_node+0x1e/0x1a2
[<ffffffff812cd142>] ? brd_alloc+0x6a/0x170
[<ffffffff817bec1f>] ? brd_init+0xbe/0x1b7
[<ffffffff817beb61>] ? ramdisk_size+0x1d/0x1d
[<ffffffff810002e5>] ? do_one_initcall+0x78/0x12b
[<ffffffff81798b2c>] ? kernel_init+0x95/0x113
[<ffffffff814a9154>] ? kernel_thread_helper+0x4/0x10
[<ffffffff81798a97>] ? start_kernel+0x32c/0x32c
[<ffffffff814a9150>] ? gs_change+0xb/0xb
FIX blkdev_queue: Restoring 0xffff88006ec30428-0xffff88006ec30428=0x6b
FIX blkdev_queue: Marking all objects used
brd: module loaded
loop: module loaded
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [BUG] Problem since "block: make gendisk hold a reference to its queue"
2012-01-10 14:11 [BUG] Problem since "block: make gendisk hold a reference to its queue" Dirk Gouders
@ 2012-01-10 16:22 ` Tejun Heo
2012-01-10 17:10 ` Dirk Gouders
0 siblings, 1 reply; 3+ messages in thread
From: Tejun Heo @ 2012-01-10 16:22 UTC (permalink / raw)
To: Dirk Gouders; +Cc: Kay Sievers, linux-kernel
Hello,
On Tue, Jan 10, 2012 at 03:11:10PM +0100, Dirk Gouders wrote:
> I noticed problematic kernel messages when my laptop boots, bisecting
> this issue lead me to commit 523e1d399c. I attach the messages that I
> currently (commit e4e11180df) see, please let me know if further
> information is needed.
Thank you very much for bisecting the problem.
> floppy0: no floppy controllers found
> =============================================================================
> BUG blkdev_queue: Poison overwritten
> -----------------------------------------------------------------------------
Yeah, floppy does some funky stuff during init.
> Object ffff88006ec30420: 6b 6b 6b 6b 6b 6b 6b 6b 6a 6b 6b 6b 6b 6b 6b 6b kkkkkkkkjkkkkkkk
This looks like refcnt is dec'd after released. Can you please apply
the following patch and see whether the WARN_ON() triggers?
diff --git a/block/blk-core.c b/block/blk-core.c
index 15de223..c3de15e 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -342,6 +342,7 @@ EXPORT_SYMBOL(blk_run_queue);
void blk_put_queue(struct request_queue *q)
{
+ WARN_ON(atomic_read(&q->kobj.kref.refcount) == 0x6b6b6b6b);
kobject_put(&q->kobj);
}
EXPORT_SYMBOL(blk_put_queue);
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [BUG] Problem since "block: make gendisk hold a reference to its queue"
2012-01-10 16:22 ` Tejun Heo
@ 2012-01-10 17:10 ` Dirk Gouders
0 siblings, 0 replies; 3+ messages in thread
From: Dirk Gouders @ 2012-01-10 17:10 UTC (permalink / raw)
To: Tejun Heo; +Cc: Kay Sievers, linux-kernel
Tejun Heo <tj@kernel.org> writes:
> Hello,
>
> On Tue, Jan 10, 2012 at 03:11:10PM +0100, Dirk Gouders wrote:
>> I noticed problematic kernel messages when my laptop boots, bisecting
>> this issue lead me to commit 523e1d399c. I attach the messages that I
>> currently (commit e4e11180df) see, please let me know if further
>> information is needed.
>
> Thank you very much for bisecting the problem.
>
>> floppy0: no floppy controllers found
>> =============================================================================
>> BUG blkdev_queue: Poison overwritten
>> -----------------------------------------------------------------------------
>
> Yeah, floppy does some funky stuff during init.
>
>> Object ffff88006ec30420: 6b 6b 6b 6b 6b 6b 6b 6b 6a 6b 6b 6b 6b 6b 6b 6b kkkkkkkkjkkkkkkk
>
> This looks like refcnt is dec'd after released. Can you please apply
> the following patch and see whether the WARN_ON() triggers?
I applied the patch and attached the output.
I did another test and reverted 523e1d399c. After that the kernel
messages didn't show up but that did not help with wakeup from suspend.
I guess these problems are unrelated and Kay probably wants to deal
with them separately?
Dirk
> diff --git a/block/blk-core.c b/block/blk-core.c
> index 15de223..c3de15e 100644
> --- a/block/blk-core.c
> +++ b/block/blk-core.c
> @@ -342,6 +342,7 @@ EXPORT_SYMBOL(blk_run_queue);
>
> void blk_put_queue(struct request_queue *q)
> {
> + WARN_ON(atomic_read(&q->kobj.kref.refcount) == 0x6b6b6b6b);
> kobject_put(&q->kobj);
> }
> EXPORT_SYMBOL(blk_put_queue);
floppy0: no floppy controllers found
------------[ cut here ]------------
WARNING: at block/blk-core.c:345 blk_put_queue+0x22/0x2f()
Hardware name: 08946MG
Modules linked in:
Pid: 1, comm: swapper/0 Not tainted 3.2.0-04874-ge4e1118-dirty #86
Call Trace:
[<ffffffff81032f12>] ? warn_slowpath_common+0x78/0x8c
[<ffffffff8120436b>] ? blk_put_queue+0x22/0x2f
[<ffffffff8120a72a>] ? disk_release+0xa1/0xaf
[<ffffffff812b99d9>] ? device_release+0x41/0x73
[<ffffffff81214dae>] ? kobject_release+0x48/0x5e
[<ffffffff817beb2f>] ? floppy_init+0xd81/0xd96
[<ffffffff81490d0b>] ? register_cpu_notifier+0x25/0x2f
[<ffffffff817bddae>] ? daring+0x67/0x67
[<ffffffff810002e5>] ? do_one_initcall+0x78/0x12b
[<ffffffff81798b2c>] ? kernel_init+0x95/0x113
[<ffffffff814a9154>] ? kernel_thread_helper+0x4/0x10
[<ffffffff81798a97>] ? start_kernel+0x32c/0x32c
[<ffffffff814a9150>] ? gs_change+0xb/0xb
---[ end trace f96f3959e84427e9 ]---
------------[ cut here ]------------
WARNING: at block/blk-core.c:345 blk_put_queue+0x22/0x2f()
Hardware name: 08946MG
Modules linked in:
Pid: 1, comm: swapper/0 Tainted: G W 3.2.0-04874-ge4e1118-dirty #86
Call Trace:
[<ffffffff81032f12>] ? warn_slowpath_common+0x78/0x8c
[<ffffffff8120436b>] ? blk_put_queue+0x22/0x2f
[<ffffffff8120a72a>] ? disk_release+0xa1/0xaf
[<ffffffff812b99d9>] ? device_release+0x41/0x73
[<ffffffff81214dae>] ? kobject_release+0x48/0x5e
[<ffffffff817beb2f>] ? floppy_init+0xd81/0xd96
[<ffffffff81490d0b>] ? register_cpu_notifier+0x25/0x2f
[<ffffffff817bddae>] ? daring+0x67/0x67
[<ffffffff810002e5>] ? do_one_initcall+0x78/0x12b
[<ffffffff81798b2c>] ? kernel_init+0x95/0x113
[<ffffffff814a9154>] ? kernel_thread_helper+0x4/0x10
[<ffffffff81798a97>] ? start_kernel+0x32c/0x32c
[<ffffffff814a9150>] ? gs_change+0xb/0xb
---[ end trace f96f3959e84427ea ]---
------------[ cut here ]------------
WARNING: at block/blk-core.c:345 blk_put_queue+0x22/0x2f()
Hardware name: 08946MG
Modules linked in:
Pid: 1, comm: swapper/0 Tainted: G W 3.2.0-04874-ge4e1118-dirty #86
Call Trace:
[<ffffffff81032f12>] ? warn_slowpath_common+0x78/0x8c
[<ffffffff8120436b>] ? blk_put_queue+0x22/0x2f
[<ffffffff8120a72a>] ? disk_release+0xa1/0xaf
[<ffffffff812b99d9>] ? device_release+0x41/0x73
[<ffffffff81214dae>] ? kobject_release+0x48/0x5e
[<ffffffff817beb2f>] ? floppy_init+0xd81/0xd96
[<ffffffff81490d0b>] ? register_cpu_notifier+0x25/0x2f
[<ffffffff817bddae>] ? daring+0x67/0x67
[<ffffffff810002e5>] ? do_one_initcall+0x78/0x12b
[<ffffffff81798b2c>] ? kernel_init+0x95/0x113
[<ffffffff814a9154>] ? kernel_thread_helper+0x4/0x10
[<ffffffff81798a97>] ? start_kernel+0x32c/0x32c
[<ffffffff814a9150>] ? gs_change+0xb/0xb
---[ end trace f96f3959e84427eb ]---
------------[ cut here ]------------
WARNING: at block/blk-core.c:345 blk_put_queue+0x22/0x2f()
Hardware name: 08946MG
Modules linked in:
Pid: 1, comm: swapper/0 Tainted: G W 3.2.0-04874-ge4e1118-dirty #86
Call Trace:
[<ffffffff81032f12>] ? warn_slowpath_common+0x78/0x8c
[<ffffffff8120436b>] ? blk_put_queue+0x22/0x2f
[<ffffffff8120a72a>] ? disk_release+0xa1/0xaf
[<ffffffff812b99d9>] ? device_release+0x41/0x73
[<ffffffff81214dae>] ? kobject_release+0x48/0x5e
[<ffffffff817beb2f>] ? floppy_init+0xd81/0xd96
[<ffffffff81490d0b>] ? register_cpu_notifier+0x25/0x2f
[<ffffffff817bddae>] ? daring+0x67/0x67
[<ffffffff810002e5>] ? do_one_initcall+0x78/0x12b
[<ffffffff81798b2c>] ? kernel_init+0x95/0x113
[<ffffffff814a9154>] ? kernel_thread_helper+0x4/0x10
[<ffffffff81798a97>] ? start_kernel+0x32c/0x32c
[<ffffffff814a9150>] ? gs_change+0xb/0xb
---[ end trace f96f3959e84427ec ]---
------------[ cut here ]------------
WARNING: at block/blk-core.c:345 blk_put_queue+0x22/0x2f()
Hardware name: 08946MG
Modules linked in:
Pid: 1, comm: swapper/0 Tainted: G W 3.2.0-04874-ge4e1118-dirty #86
Call Trace:
[<ffffffff81032f12>] ? warn_slowpath_common+0x78/0x8c
[<ffffffff8120436b>] ? blk_put_queue+0x22/0x2f
[<ffffffff8120a72a>] ? disk_release+0xa1/0xaf
[<ffffffff812b99d9>] ? device_release+0x41/0x73
[<ffffffff81214dae>] ? kobject_release+0x48/0x5e
[<ffffffff817beb2f>] ? floppy_init+0xd81/0xd96
[<ffffffff81490d0b>] ? register_cpu_notifier+0x25/0x2f
[<ffffffff817bddae>] ? daring+0x67/0x67
[<ffffffff810002e5>] ? do_one_initcall+0x78/0x12b
[<ffffffff81798b2c>] ? kernel_init+0x95/0x113
[<ffffffff814a9154>] ? kernel_thread_helper+0x4/0x10
[<ffffffff81798a97>] ? start_kernel+0x32c/0x32c
[<ffffffff814a9150>] ? gs_change+0xb/0xb
---[ end trace f96f3959e84427ed ]---
------------[ cut here ]------------
WARNING: at block/blk-core.c:345 blk_put_queue+0x22/0x2f()
Hardware name: 08946MG
Modules linked in:
Pid: 1, comm: swapper/0 Tainted: G W 3.2.0-04874-ge4e1118-dirty #86
Call Trace:
[<ffffffff81032f12>] ? warn_slowpath_common+0x78/0x8c
[<ffffffff8120436b>] ? blk_put_queue+0x22/0x2f
[<ffffffff8120a72a>] ? disk_release+0xa1/0xaf
[<ffffffff812b99d9>] ? device_release+0x41/0x73
[<ffffffff81214dae>] ? kobject_release+0x48/0x5e
[<ffffffff817beb2f>] ? floppy_init+0xd81/0xd96
[<ffffffff81490d0b>] ? register_cpu_notifier+0x25/0x2f
[<ffffffff817bddae>] ? daring+0x67/0x67
[<ffffffff810002e5>] ? do_one_initcall+0x78/0x12b
[<ffffffff81798b2c>] ? kernel_init+0x95/0x113
[<ffffffff814a9154>] ? kernel_thread_helper+0x4/0x10
[<ffffffff81798a97>] ? start_kernel+0x32c/0x32c
[<ffffffff814a9150>] ? gs_change+0xb/0xb
---[ end trace f96f3959e84427ee ]---
------------[ cut here ]------------
WARNING: at block/blk-core.c:345 blk_put_queue+0x22/0x2f()
Hardware name: 08946MG
Modules linked in:
Pid: 1, comm: swapper/0 Tainted: G W 3.2.0-04874-ge4e1118-dirty #86
Call Trace:
[<ffffffff81032f12>] ? warn_slowpath_common+0x78/0x8c
[<ffffffff8120436b>] ? blk_put_queue+0x22/0x2f
[<ffffffff8120a72a>] ? disk_release+0xa1/0xaf
[<ffffffff812b99d9>] ? device_release+0x41/0x73
[<ffffffff81214dae>] ? kobject_release+0x48/0x5e
[<ffffffff817beb2f>] ? floppy_init+0xd81/0xd96
[<ffffffff81490d0b>] ? register_cpu_notifier+0x25/0x2f
[<ffffffff817bddae>] ? daring+0x67/0x67
[<ffffffff810002e5>] ? do_one_initcall+0x78/0x12b
[<ffffffff81798b2c>] ? kernel_init+0x95/0x113
[<ffffffff814a9154>] ? kernel_thread_helper+0x4/0x10
[<ffffffff81798a97>] ? start_kernel+0x32c/0x32c
[<ffffffff814a9150>] ? gs_change+0xb/0xb
---[ end trace f96f3959e84427ef ]---
------------[ cut here ]------------
WARNING: at block/blk-core.c:345 blk_put_queue+0x22/0x2f()
Hardware name: 08946MG
Modules linked in:
Pid: 1, comm: swapper/0 Tainted: G W 3.2.0-04874-ge4e1118-dirty #86
Call Trace:
[<ffffffff81032f12>] ? warn_slowpath_common+0x78/0x8c
[<ffffffff8120436b>] ? blk_put_queue+0x22/0x2f
[<ffffffff8120a72a>] ? disk_release+0xa1/0xaf
[<ffffffff812b99d9>] ? device_release+0x41/0x73
[<ffffffff81214dae>] ? kobject_release+0x48/0x5e
[<ffffffff817beb2f>] ? floppy_init+0xd81/0xd96
[<ffffffff81490d0b>] ? register_cpu_notifier+0x25/0x2f
[<ffffffff817bddae>] ? daring+0x67/0x67
[<ffffffff810002e5>] ? do_one_initcall+0x78/0x12b
[<ffffffff81798b2c>] ? kernel_init+0x95/0x113
[<ffffffff814a9154>] ? kernel_thread_helper+0x4/0x10
[<ffffffff81798a97>] ? start_kernel+0x32c/0x32c
[<ffffffff814a9150>] ? gs_change+0xb/0xb
---[ end trace f96f3959e84427f0 ]---
=============================================================================
BUG blkdev_queue: Poison overwritten
-----------------------------------------------------------------------------
INFO: 0xffff88006ec18428-0xffff88006ec18428. First byte 0x6a instead of 0x6b
INFO: Allocated in blk_alloc_queue_node+0x1e/0x1a2 age=760 cpu=0 pid=1
set_track+0x5e/0xd6
alloc_debug_processing+0xbd/0x15e
__slab_alloc.clone.34+0x3c2/0x402
blk_alloc_queue_node+0x1e/0x1a2
rb_insert_color+0xb1/0xd9
rand_initialize_disk+0x1f/0x34
kmem_cache_alloc_node+0x5a/0x153
get_parent_ip+0x9/0x1b
blk_alloc_queue_node+0x1e/0x1a2
do_fd_request+0x0/0xa8
blk_init_queue_node+0x1a/0x52
alloc_disk_node+0xba/0xdd
floppy_init+0x78/0xd96
register_cpu_notifier+0x25/0x2f
floppy_init+0x0/0xd96
do_one_initcall+0x78/0x12b
INFO: Freed in kobject_release+0x48/0x5e age=0 cpu=0 pid=1
set_track+0x5e/0xd6
free_debug_processing+0x195/0x25b
__slab_free+0x29/0x343
add_preempt_count+0x9a/0x9c
_raw_spin_lock_irqsave+0x16/0x37
get_parent_ip+0x9/0x1b
pcpu_free_area+0xae/0x124
get_parent_ip+0x9/0x1b
pcpu_free_area+0xfb/0x124
pcpu_chunk_relocate+0xc/0x72
kobject_release+0x48/0x5e
kmem_cache_free+0x9b/0x111
kobject_release+0x48/0x5e
floppy_init+0xd71/0xd96
register_cpu_notifier+0x25/0x2f
floppy_init+0x0/0xd96
INFO: Slab 0xffffea0001bb0600 objects=15 used=15 fp=0x (null) flags=0x100000000004080
INFO: Object 0xffff88006ec18000 @offset=0 fp=0xffff88006ec1f310
Object ffff88006ec18000: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18010: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18020: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18030: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18040: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18050: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18060: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18070: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18080: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18090: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec180a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec180b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec180c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec180d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec180e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec180f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18100: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18110: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18120: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18130: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18140: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18150: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18160: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18170: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18180: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18190: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec181a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec181b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec181c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec181d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec181e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec181f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18200: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18210: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18220: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18230: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18240: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18250: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18260: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18270: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18280: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18290: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec182a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec182b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec182c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec182d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec182e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec182f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18300: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18310: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18320: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18330: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18340: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18350: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18360: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18370: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18380: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18390: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec183a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec183b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec183c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec183d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec183e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec183f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18400: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18410: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18420: 6b 6b 6b 6b 6b 6b 6b 6b 6a 6b 6b 6b 6b 6b 6b 6b kkkkkkkkjkkkkkkk
Object ffff88006ec18430: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18440: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18450: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18460: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18470: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18480: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18490: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec184a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec184b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec184c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec184d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec184e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec184f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18500: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18510: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18520: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18530: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18540: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18550: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18560: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18570: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18580: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18590: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec185a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec185b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec185c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec185d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec185e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec185f0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18600: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18610: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18620: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18630: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18640: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18650: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18660: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18670: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18680: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec18690: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec186a0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec186b0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec186c0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec186d0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk
Object ffff88006ec186e0: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b a5 kkkkkkkkkkkkkkk.
Redzone ffff88006ec186f0: bb bb bb bb bb bb bb bb ........
Padding ffff88006ec18830: 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZ
Pid: 1, comm: swapper/0 Tainted: G W 3.2.0-04874-ge4e1118-dirty #86
Call Trace:
[<ffffffff810e41fb>] ? check_bytes_and_report+0xad/0xe6
[<ffffffff810e42ef>] ? check_object+0xbb/0x1f7
[<ffffffff812041b5>] ? blk_alloc_queue_node+0x1e/0x1a2
[<ffffffff810e5bd8>] ? alloc_debug_processing+0xa3/0x15e
[<ffffffff810e6f74>] ? __slab_alloc.clone.34+0x3c2/0x402
[<ffffffff812041b5>] ? blk_alloc_queue_node+0x1e/0x1a2
[<ffffffff812cd126>] ? brd_alloc+0x2e/0x170
[<ffffffff810e736e>] ? kmem_cache_alloc_node+0x5a/0x153
[<ffffffff812041b5>] ? blk_alloc_queue_node+0x1e/0x1a2
[<ffffffff812cd162>] ? brd_alloc+0x6a/0x170
[<ffffffff817bec1f>] ? brd_init+0xbe/0x1b7
[<ffffffff817beb61>] ? ramdisk_size+0x1d/0x1d
[<ffffffff810002e5>] ? do_one_initcall+0x78/0x12b
[<ffffffff81798b2c>] ? kernel_init+0x95/0x113
[<ffffffff814a9154>] ? kernel_thread_helper+0x4/0x10
[<ffffffff81798a97>] ? start_kernel+0x32c/0x32c
[<ffffffff814a9150>] ? gs_change+0xb/0xb
FIX blkdev_queue: Restoring 0xffff88006ec18428-0xffff88006ec18428=0x6b
FIX blkdev_queue: Marking all objects used
brd: module loaded
loop: module loaded
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2012-01-10 17:11 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2012-01-10 14:11 [BUG] Problem since "block: make gendisk hold a reference to its queue" Dirk Gouders
2012-01-10 16:22 ` Tejun Heo
2012-01-10 17:10 ` Dirk Gouders
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