From: kernel test robot <ying.huang@linux.intel.com>
To: lkp@lists.01.org
Subject: [Btrfs] 02507c91c8: BUG: unable to handle kernel NULL pointer dereference at 00000018
Date: Tue, 10 Nov 2015 10:09:30 +0800 [thread overview]
Message-ID: <87bnb2d2qt.fsf@yhuang-dev.intel.com> (raw)
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FYI, we noticed the below changes on
https://github.com/0day-ci/linux Mark-Fasheh/btrfs-update-qgroups-in-drop-snapshot-V2/20151106-064051
commit 02507c91c8944d71dae65bddc45b764be65069f8 ("Btrfs: use btrfs_get_fs_root in resolve_indirect_ref")
[ 3.493866] BTRFS: selftest: Running outstanding_extents tests
[ 3.495136] BTRFS: selftest: Running qgroup tests
[ 3.500296] BTRFS: selftest: Qgroup basic add
[ 3.501401] BUG: unable to handle kernel NULL pointer dereference at 00000018
[ 3.503142] IP: [<c1245b49>] btrfs_root_node+0x19/0x70
[ 3.504285] *pdpt = 0000000000000000 *pde = f000ff53f000ff53
[ 3.504285] Oops: 0000 [#1] SMP
[ 3.504285] Modules linked in:
[ 3.504285] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.2.0-rc5-00049-g02507c9 #115
[ 3.504285] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Debian-1.8.2-1 04/01/2014
[ 3.504285] task: d2c40000 ti: d2c48000 task.ti: d2c48000
[ 3.504285] EIP: 0060:[<c1245b49>] EFLAGS: 00010282 CPU: 0
[ 3.504285] EIP is at btrfs_root_node+0x19/0x70
[ 3.504285] EAX: d2c10400 EBX: d2c10400 ECX: 00000000 EDX: 00000000
[ 3.504285] ESI: d2b400c0 EDI: d2a49000 EBP: d2c49ca8 ESP: d2c49c9c
[ 3.504285] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
[ 3.504285] CR0: 8005003b CR2: 00000018 CR3: 017e0000 CR4: 000006b0
[ 3.504285] Stack:
[ 3.504285] d2c10400 d2b400c0 d2a49000 d2c49cc0 c1246a55 00000000 00000000 00000002
[ 3.504285] d2b400c0 d2c49d60 c12d03c0 00000001 ffffffff 00000000 00000000 00b400c0
[ 3.504285] 00000010 d2c1c000 d2c1c000 ffffffff ffffffff 00000000 00000000 00000000
[ 3.504285] Call Trace:
[ 3.504285] [<c1246a55>] btrfs_old_root_level+0x15/0x80
[ 3.504285] [<c12d03c0>] __resolve_indirect_refs+0x3c0/0x750
[ 3.504285] [<c12d16d0>] find_parent_nodes+0x360/0x6f0
[ 3.504285] [<c12d1afd>] __btrfs_find_all_roots+0x9d/0x100
[ 3.504285] [<c12d1ba1>] btrfs_find_all_roots+0x21/0x70
[ 3.504285] [<c12eb033>] test_no_shared_qgroup+0xd3/0x2f0
[ 3.504285] [<c1769eda>] ? init_befs_fs+0x7c/0x7c
[ 3.504285] [<c12eb3a1>] btrfs_test_qgroups+0x151/0x1c0
[ 3.504285] [<c1769fde>] init_btrfs_fs+0x104/0x169
[ 3.504285] [<c1000416>] do_one_initcall+0x76/0x170
[ 3.504285] [<c174e4d2>] ? repair_env_string+0x12/0x54
[ 3.504285] [<c105c30d>] ? parse_args+0x24d/0x3e0
[ 3.504285] [<c174eb75>] ? kernel_init_freeable+0xcd/0x16f
[ 3.504285] [<c174eb95>] kernel_init_freeable+0xed/0x16f
[ 3.504285] [<c153cfa8>] kernel_init+0x8/0xc0
[ 3.504285] [<c1547181>] ret_from_kernel_thread+0x21/0x30
[ 3.504285] [<c153cfa0>] ? rest_init+0x80/0x80
[ 3.504285] Code: ff a1 2c b9 81 c1 89 da e8 f5 b5 ea ff 5b 5d f3 c3 90 55 89 e5 57 56 53 89 c3 90 8d b4 26 00 00 00 00 64 ff 05 00 f7 7c c1 8b 13 <8b> 4a 18 85 c9 74 40 8d 71 01 8d 7a 18 89 c8 f0 0f b1 72 18 39
[ 3.504285] EIP: [<c1245b49>] btrfs_root_node+0x19/0x70 SS:ESP 0068:d2c49c9c
[ 3.504285] CR2: 0000000000000018
[ 3.504285] ---[ end trace 9f3e572417cf4b6e ]---
[ 3.504285] Kernel panic - not syncing: Fatal exception
Thanks,
Ying Huang
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WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <ying.huang@linux.intel.com>
To: Josef Bacik <jbacik@fb.com>
Cc: lkp@01.org
Cc: LKML <linux-kernel@vger.kernel.org>
Cc: Mark Fasheh <mfasheh@suse.de>
Cc: 0day robot <fengguang.wu@intel.com>
Subject: [lkp] [Btrfs] 02507c91c8: BUG: unable to handle kernel NULL pointer dereference at 00000018
Date: Tue, 10 Nov 2015 10:09:30 +0800 [thread overview]
Message-ID: <87bnb2d2qt.fsf@yhuang-dev.intel.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 3099 bytes --]
FYI, we noticed the below changes on
https://github.com/0day-ci/linux Mark-Fasheh/btrfs-update-qgroups-in-drop-snapshot-V2/20151106-064051
commit 02507c91c8944d71dae65bddc45b764be65069f8 ("Btrfs: use btrfs_get_fs_root in resolve_indirect_ref")
[ 3.493866] BTRFS: selftest: Running outstanding_extents tests
[ 3.495136] BTRFS: selftest: Running qgroup tests
[ 3.500296] BTRFS: selftest: Qgroup basic add
[ 3.501401] BUG: unable to handle kernel NULL pointer dereference at 00000018
[ 3.503142] IP: [<c1245b49>] btrfs_root_node+0x19/0x70
[ 3.504285] *pdpt = 0000000000000000 *pde = f000ff53f000ff53
[ 3.504285] Oops: 0000 [#1] SMP
[ 3.504285] Modules linked in:
[ 3.504285] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.2.0-rc5-00049-g02507c9 #115
[ 3.504285] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Debian-1.8.2-1 04/01/2014
[ 3.504285] task: d2c40000 ti: d2c48000 task.ti: d2c48000
[ 3.504285] EIP: 0060:[<c1245b49>] EFLAGS: 00010282 CPU: 0
[ 3.504285] EIP is at btrfs_root_node+0x19/0x70
[ 3.504285] EAX: d2c10400 EBX: d2c10400 ECX: 00000000 EDX: 00000000
[ 3.504285] ESI: d2b400c0 EDI: d2a49000 EBP: d2c49ca8 ESP: d2c49c9c
[ 3.504285] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
[ 3.504285] CR0: 8005003b CR2: 00000018 CR3: 017e0000 CR4: 000006b0
[ 3.504285] Stack:
[ 3.504285] d2c10400 d2b400c0 d2a49000 d2c49cc0 c1246a55 00000000 00000000 00000002
[ 3.504285] d2b400c0 d2c49d60 c12d03c0 00000001 ffffffff 00000000 00000000 00b400c0
[ 3.504285] 00000010 d2c1c000 d2c1c000 ffffffff ffffffff 00000000 00000000 00000000
[ 3.504285] Call Trace:
[ 3.504285] [<c1246a55>] btrfs_old_root_level+0x15/0x80
[ 3.504285] [<c12d03c0>] __resolve_indirect_refs+0x3c0/0x750
[ 3.504285] [<c12d16d0>] find_parent_nodes+0x360/0x6f0
[ 3.504285] [<c12d1afd>] __btrfs_find_all_roots+0x9d/0x100
[ 3.504285] [<c12d1ba1>] btrfs_find_all_roots+0x21/0x70
[ 3.504285] [<c12eb033>] test_no_shared_qgroup+0xd3/0x2f0
[ 3.504285] [<c1769eda>] ? init_befs_fs+0x7c/0x7c
[ 3.504285] [<c12eb3a1>] btrfs_test_qgroups+0x151/0x1c0
[ 3.504285] [<c1769fde>] init_btrfs_fs+0x104/0x169
[ 3.504285] [<c1000416>] do_one_initcall+0x76/0x170
[ 3.504285] [<c174e4d2>] ? repair_env_string+0x12/0x54
[ 3.504285] [<c105c30d>] ? parse_args+0x24d/0x3e0
[ 3.504285] [<c174eb75>] ? kernel_init_freeable+0xcd/0x16f
[ 3.504285] [<c174eb95>] kernel_init_freeable+0xed/0x16f
[ 3.504285] [<c153cfa8>] kernel_init+0x8/0xc0
[ 3.504285] [<c1547181>] ret_from_kernel_thread+0x21/0x30
[ 3.504285] [<c153cfa0>] ? rest_init+0x80/0x80
[ 3.504285] Code: ff a1 2c b9 81 c1 89 da e8 f5 b5 ea ff 5b 5d f3 c3 90 55 89 e5 57 56 53 89 c3 90 8d b4 26 00 00 00 00 64 ff 05 00 f7 7c c1 8b 13 <8b> 4a 18 85 c9 74 40 8d 71 01 8d 7a 18 89 c8 f0 0f b1 72 18 39
[ 3.504285] EIP: [<c1245b49>] btrfs_root_node+0x19/0x70 SS:ESP 0068:d2c49c9c
[ 3.504285] CR2: 0000000000000018
[ 3.504285] ---[ end trace 9f3e572417cf4b6e ]---
[ 3.504285] Kernel panic - not syncing: Fatal exception
Thanks,
Ying Huang
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next reply other threads:[~2015-11-10 2:09 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-10 2:09 kernel test robot [this message]
2015-11-10 2:09 ` [lkp] [Btrfs] 02507c91c8: BUG: unable to handle kernel NULL pointer dereference at 00000018 kernel test robot
2015-11-10 3:27 ` Mark Fasheh
2015-11-10 3:27 ` [lkp] " Mark Fasheh
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