Bug#675190: BUG: unable to handle kernel paging request at 27c97000 during reboot under xen
On 30.05.2012 17:31, Ben Hutchings wrote:
A log of the crash would be useful.
oops, sorry, forgot to attach.
Here:
[ ok ] Deactivating swap...done.
[info] Will now restart.
[ 280.608079] WARNING: g.e. still in use!
[ 280.608088] WARNING: g.e. still in use!
[ 280.608104] sysfs: kobject eth0 without dirent
[ 280.608220] sysfs: kobject eth0 without dirent
[ 280.608316] sysfs: kobject eth0 without dirent
[ 280.608438] BUG: unable to handle kernel paging request at 27c97000
[ 280.608448] IP: [<c1229e86>] linkwatch_do_dev+0x8e/0x94
[ 280.608460] *pdpt = 0000000002a8a027 *pde = 0000000000000000
[ 280.608470] Oops: 0002 [#1] SMP
[ 280.608476] Modules linked in: fuse btrfs crc32c libcrc32c
zlib_deflate ufs qnx4 hfsplus hfs minix ntfs vfat msdos fat jfs xfs
reiserfs ext4 crc16 jbd2 ext2 dm_mod nfsd nfs nfs_acl auth_rpcgss
fscache lockd sunrpc loop evdev snd_pcm snd_page_alloc snd_timer snd
soundcore pcspkr ext3 mbcache jbd xen_blkfront xen_netfront
[ 280.608088] WARNING: g.e. still in use!
[ 280.608104] sysfs: kobject eth0 without dirent
[ 280.608220] sysfs: kobject eth0 without dirent
[ 280.608316] sysfs: kobject eth0 without dirent
[ 280.608438] BUG: unable to handle kernel paging request at 27c97000
[ 280.608448] IP: [<c1229e86>] linkwatch_do_dev+0x8e/0x94
[ 280.608460] *pdpt = 0000000002a8a027 *pde = 0000000000000000
[ 280.608470] Oops: 0002 [#1] SMP
[ 280.608476] Modules linked in: fuse btrfs crc32c libcrc32c
zlib_deflate ufs qnx4 hfsplus hfs minix ntfs vfat msdos fat jfs xfs
reiserfs ext4 crc16 jbd2 ext2 dm_mod nfsd nfs nfs_acl auth_rpcgss
fscache lockd sunrpc loop evdev snd_pcm snd_page_alloc snd_timer snd
soundcore pcspkr ext3 mbcache jbd xen_blkfront xen_netfront
[ 280.608526]
[ 280.608530] Pid: 60, comm: kworker/0:1 Tainted: G W
3.2.0-2-686-pae #1
[ 280.608538] EIP: 0061:[<c1229e86>] EFLAGS: 00010246 CPU: 0
[ 280.608544] EIP is at linkwatch_do_dev+0x8e/0x94
[ 280.608548] EAX: 00000000 EBX: c2958000 ECX: c295826c EDX: e8d10000
[ 280.608554] ESI: 00000000 EDI: c2958000 EBP: e8d11f68 ESP: e8d11f5c
[ 280.608559] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0069
[ 280.608565] Process kworker/0:1 (pid: 60, ti=e8d10000 task=e8d05620
task.ti=e8d10000)
[ 280.608572] Stack:
[ 280.608575] e8d11f02 c295826c c122a0c3 e8d11f68 e8d11f68 e8c9bdc0
c140ff8c e91165c0
[ 280.608587] e91166c0 c122a110 c1049aef e911b400 00000000 c122a0f8
e911b405 e8c9bdc0
[ 280.608598] e91165c0 e8c9bdd0 e8d05620 c104a7fa e8c9bdd0 e8c71f34
e8c9bdc0 c104a751
[ 280.608609] Call Trace:
[ 280.608614] [<c122a0c3>] ? __linkwatch_run_queue+0xe2/0x117
[ 280.608621] [<c122a110>] ? linkwatch_event+0x18/0x1d
[ 280.608628] [<c1049aef>] ? process_one_work+0x112/0x1fa
[ 280.608634] [<c122a0f8>] ? __linkwatch_run_queue+0x117/0x117
[ 280.608641] [<c104a7fa>] ? worker_thread+0xa9/0x122
[ 280.608648] [<c104a751>] ? manage_workers.isra.23+0x13d/0x13d
[ 280.608654] [<c104d13b>] ? kthread+0x63/0x68
[ 280.608660] [<c104d0d8>] ? kthread_worker_fn+0x101/0x101
[ 280.608667] [<c12c5c7e>] ? kernel_thread_helper+0x6/0x10
[ 280.608672] Code: f6 83 ec 00 00 00 01 74 1c 8b 43 44 a8 04 89 d8 75
07 e8 b5 7b 00 00 eb 05 e8 99 7d 00 00 89 d8 e8 24 47 ff ff 8b 83 58 02
00 00 <64> ff 08 58 5b c3 56 31 d2 53 8b 48 44 80 e1 04 75 29 8b 98 04
[ 280.608729] EIP: [<c1229e86>] linkwatch_do_dev+0x8e/0x94 SS:ESP
0069:e8d11f5c
[ 280.608737] CR2: 0000000027c97000
[ 280.608747] ---[ end trace e490ba182b5fd8cc ]---
[ 280.608774] BUG: unable to handle kernel paging request at fffffffc
[ 280.608781] IP: [<c104d2da>] kthread_data+0x6/0xa
[ 280.608788] *pdpt = 0000000002405027 *pde = 0000000000000000
[ 280.608796] Oops: 0000 [#2] SMP
[ 280.608800] Modules linked in: fuse btrfs crc32c libcrc32c
zlib_deflate ufs qnx4 hfsplus hfs minix ntfs vfat msdos fat jfs xfs
reiserfs ext4 crc16 jbd2 ext2 dm_mod nfsd nfs nfs_acl auth_rpcgss
fscache lockd sunrpc loop evdev snd_pcm snd_page_alloc snd_timer snd
soundcore pcspkr ext3 mbcache jbd xen_blkfront xen_netfront
[ 280.608848]
[ 280.608852] Pid: 60, comm: kworker/0:1 Tainted: G D W
3.2.0-2-686-pae #1
[ 280.608861] EIP: 0061:[<c104d2da>] EFLAGS: 00010002 CPU: 0
[ 280.608867] EIP is at kthread_data+0x6/0xa
[ 280.608871] EAX: 00000000 EBX: e8d057d0 ECX: e911aa04 EDX: 00000000
[ 280.608877] ESI: 00000000 EDI: e8d05754 EBP: e8d05620 ESP: e8d11dac
[ 280.608883] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0069
[ 280.608889] Process kworker/0:1 (pid: 60, ti=e8d10000 task=e8d05620
task.ti=e8d10000)
[ 280.608896] Stack:
[ 280.608899] c104aabb e8d057d0 e911a9c0 e8d05754 c12bfa76 e8d11def
0000000d c13762b7
[ 280.608910] 00000000 0000003c c14839c0 e8d057d0 c14839c0 0001baec
e8ce7da4 c105d519
[ 280.608921] e8d60580 e8c00040 e8d60580 c107a6fd c107aee1 e8d05620
e8d05620 00000000
[ 280.608933] Call Trace:
[ 280.608938] [<c104aabb>] ? wq_worker_sleeping+0xa/0x5d
[ 280.608944] [<c12bfa76>] ? __schedule+0x101/0x55b
[ 280.608950] [<c105d519>] ? arch_local_irq_disable+0x6/0x7
[ 280.608957] [<c107a6fd>] ? arch_local_irq_save+0xe/0x11
[ 280.608963] [<c107aee1>] ? __call_rcu+0x1b/0xe1
[ 280.608969] [<c107a6ee>] ? arch_local_irq_restore+0x6/0x7
[ 280.608975] [<c103a07c>] ? release_task+0x2c3/0x2d3
[ 280.608981] [<c102a37c>] ? should_resched+0x5/0x1e
[ 280.608987] [<c12bff09>] ? _cond_resched+0x5/0x18
[ 280.608993] [<c103b4af>] ? do_exit+0x5f5/0x5f7
[ 280.608998] [<c105d529>] ? arch_local_irq_save+0xf/0x14
[ 280.609005] [<c12c2291>] ? oops_end+0x95/0x99
[ 280.609012] [<c12bc17a>] ? no_context+0x14b/0x155
[ 280.609018] [<c12bc298>] ? bad_area_nosemaphore+0xa/0xc
[ 280.609024] [<c12c3c24>] ? do_page_fault+0x15d/0x2fc
[ 280.609031] [<c1004dd0>] ? arbitrary_virt_to_machine+0x24/0x7e
[ 280.609037] [<c1004156>] ? arch_local_irq_restore+0x6/0x7
[ 280.609043] [<c10042a7>] ? xen_mc_flush+0xf2/0x114
[ 280.609049] [<c100375c>] ? xen_end_context_switch+0x9/0x12
[ 280.609056] [<c100b574>] ? __switch_to+0x113/0x130
[ 280.609062] [<c12c3ac7>] ? notify_page_fault+0x37/0x37
[ 280.609068] [<c12c1c5f>] ? error_code+0x67/0x6c
[ 280.609073] [<c1229e86>] ? linkwatch_do_dev+0x8e/0x94
[ 280.609079] [<c122a0c3>] ? __linkwatch_run_queue+0xe2/0x117
[ 280.609086] [<c122a110>] ? linkwatch_event+0x18/0x1d
[ 280.609092] [<c1049aef>] ? process_one_work+0x112/0x1fa
[ 280.609097] [<c122a0f8>] ? __linkwatch_run_queue+0x117/0x117
[ 280.609104] [<c104a7fa>] ? worker_thread+0xa9/0x122
[ 280.609110] [<c104a751>] ? manage_workers.isra.23+0x13d/0x13d
[ 280.609116] [<c104d13b>] ? kthread+0x63/0x68
[ 280.609122] [<c104d0d8>] ? kthread_worker_fn+0x101/0x101
[ 280.612063] [<c12c5c7e>] ? kernel_thread_helper+0x6/0x10
[ 280.612063] Code: 89 f0 83 e0 1f c1 ee 05 8d 14 85 f0 bb 2c c1 89 d8
c1 e6 02 29 f2 e8 25 7c fe ff 81 4b 0c 00 00 00 04 5b 5e c3 8b 80 84 01
00 00 <8b> 40 fc c3 31 c0 c3 57 ba 94 45 36 c1 56 53 64 8b 35 dc dd 47
[ 280.612063] EIP: [<c104d2da>] kthread_data+0x6/0xa SS:ESP 0069:e8d11dac
[ 280.612063] CR2: 00000000fffffffc
[ 280.612063] ---[ end trace e490ba182b5fd8cd ]---
[ 280.612063] Fixing recursive fault but reboot is needed!
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