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xen-devel
Re: [Xen-devel] Kernel panic with 2.6.32-30 under network activity
On Thu, Mar 10, 2011 at 12:25:55PM +0100, Olivier Hanesse wrote:
> Hello,
>
> I've got several kernel panic on a domU under network activity (multiple
> rsync using rsh). I didn't manage to reproduce it manually, but it happened
> 5times during the last month.
Does it happend all the time?
> Each time, it is the same kernel trace.
>
> I am using Debian 5.0.8 with kernel/hypervisor :
>
> ii linux-image-2.6.32-bpo.5-amd64 2.6.32-30~bpo50+1 Linux 2.6.32 for
> 64-bit PCs
> ii xen-hypervisor-4.0-amd64 4.0.1-2 The
> Xen Hypervisor on AMD64
>
> Here is the trace :
>
> [469390.126691] alignment check: 0000 [#1] SMP
aligment check? Was there anything else in the log before this? Was there
anything in the Dom0 log?
> [469390.126711] last sysfs file: /sys/devices/virtual/net/lo/operstate
> [469390.126718] CPU 0
> [469390.126725] Modules linked in: snd_pcsp xen_netfront snd_pcm evdev
> snd_timer snd soundcore snd_page_alloc ext3 jbd mbcache dm_mirror
> dm_region_hash dm_log dm_snapshot dm_mod xen_blkfront thermal_sys
> [469390.126772] Pid: 22077, comm: rsh Not tainted 2.6.32-bpo.5-amd64 #1
> [469390.126779] RIP: e030:[<ffffffff8126093d>] [<ffffffff8126093d>]
> eth_header+0x61/0x9c
> [469390.126795] RSP: e02b:ffff88001ec3f9b8 EFLAGS: 00050286
> [469390.126802] RAX: 00000000090f0900 RBX: 0000000000000008 RCX:
> ffff88001ecd0cee
> [469390.126811] RDX: 0000000000000800 RSI: 000000000000000e RDI:
> ffff88001ecd0cee
> [469390.126820] RBP: ffff8800029016d0 R08: 0000000000000000 R09:
> 0000000000000034
> [469390.126829] R10: 000000000000000e R11: ffffffff81255821 R12:
> ffff880002935144
> [469390.126838] R13: 0000000000000034 R14: ffff88001fe80000 R15:
> ffff88001fe80000
> [469390.126851] FS: 00007f340c2276e0(0000) GS:ffff880002f4d000(0000)
> knlGS:0000000000000000
> [469390.126860] CS: e033 DS: 0000 ES: 0000 CR0: 000000008005003b
> [469390.126867] CR2: 00007fffb8f33a8c CR3: 000000001d875000 CR4:
> 0000000000002660
> [469390.126877] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
> 0000000000000000
> [469390.126886] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7:
> 0000000000000400
> [469390.126895] Process rsh (pid: 22077, threadinfo ffff88001ec3e000, task
> ffff88001ea61530)
> [469390.126904] Stack:
> [469390.126908] 0000000000000000 0000000000000000 ffff88001ecd0cfc
> ffff88001f1a4ae8
> [469390.126921] <0> ffff880002935100 ffff880002935140 0000000000000000
> ffffffff81255a20
> [469390.126937] <0> 0000000000000000 ffffffff8127743d 0000000000000000
> ffff88001ecd0cfc
> [469390.126954] Call Trace:
> [469390.126963] [<ffffffff81255a20>] ? neigh_resolve_output+0x1ff/0x284
> [469390.126974] [<ffffffff8127743d>] ? ip_finish_output2+0x1d6/0x22b
> [469390.126983] [<ffffffff8127708f>] ? ip_queue_xmit+0x311/0x386
> [469390.126994] [<ffffffff8100dc35>] ? xen_force_evtchn_callback+0x9/0xa
> [469390.127003] [<ffffffff8100e242>] ? check_events+0x12/0x20
> [469390.127013] [<ffffffff81287a47>] ? tcp_transmit_skb+0x648/0x687
> [469390.127022] [<ffffffff8100e242>] ? check_events+0x12/0x20
> [469390.127031] [<ffffffff8100e22f>] ? xen_restore_fl_direct_end+0x0/0x1
> [469390.127040] [<ffffffff81289ec9>] ? tcp_write_xmit+0x874/0x96c
> [469390.127049] [<ffffffff8128a00e>] ? __tcp_push_pending_frames+0x22/0x53
> [469390.127059] [<ffffffff8127d409>] ? tcp_close+0x176/0x3d0
> [469390.127069] [<ffffffff81299f0c>] ? inet_release+0x4e/0x54
> [469390.127079] [<ffffffff812410d1>] ? sock_release+0x19/0x66
> [469390.127087] [<ffffffff81241140>] ? sock_close+0x22/0x26
> [469390.127097] [<ffffffff810ef879>] ? __fput+0x100/0x1af
> [469390.127106] [<ffffffff810eccb6>] ? filp_close+0x5b/0x62
> [469390.127116] [<ffffffff8104f878>] ? put_files_struct+0x64/0xc1
> [469390.127127] [<ffffffff812fbb02>] ? _spin_lock_irq+0x7/0x22
> [469390.127135] [<ffffffff81051141>] ? do_exit+0x236/0x6c6
> [469390.127144] [<ffffffff8100c241>] ?
> __raw_callee_save_xen_pud_val+0x11/0x1e
> [469390.127154] [<ffffffff8100e22f>] ? xen_restore_fl_direct_end+0x0/0x1
> [469390.127163] [<ffffffff8100c205>] ?
> __raw_callee_save_xen_pmd_val+0x11/0x1e
> [469390.127173] [<ffffffff81051647>] ? do_group_exit+0x76/0x9d
> [469390.127183] [<ffffffff8105dec1>] ? get_signal_to_deliver+0x318/0x343
> [469390.127193] [<ffffffff8101004f>] ? do_notify_resume+0x87/0x73f
> [469390.127202] [<ffffffff812fbf45>] ? page_fault+0x25/0x30
> [469390.127211] [<ffffffff812fc17a>] ? error_exit+0x2a/0x60
> [469390.127219] [<ffffffff8101151d>] ? retint_restore_args+0x5/0x6
> [469390.127228] [<ffffffff8100e22f>] ? xen_restore_fl_direct_end+0x0/0x1
> [469390.127240] [<ffffffff8119564d>] ? __put_user_4+0x1d/0x30
> [469390.128009] [<ffffffff81010e0e>] ? int_signal+0x12/0x17
> [469390.128009] Code: 89 e8 86 e0 66 89 47 0c 48 85 ed 75 07 49 8b ae 20 02
> 00 00 8b 45 00 4d 85 e4 89 47 06 66 8b 45 04 66 89 47 0a 74 12 41 8b 04 24
> <89> 07 66 41 8b 44 24 04 66 89 47 04 eb 18 41 f6 86 60 01 00 00
> [469390.128009] RIP [<ffffffff8126093d>] eth_header+0x61/0x9c
> [469390.128009] RSP <ffff88001ec3f9b8>
> [469390.128009] ---[ end trace dd6b1396ef9d9a96 ]---
> [469390.128009] Kernel panic - not syncing: Fatal exception in interrupt
> [469390.128009] Pid: 22077, comm: rsh Tainted: G D
> 2.6.32-bpo.5-amd64 #1
> [469390.128009] Call Trace:
> [469390.128009] [<ffffffff812f9d03>] ? panic+0x86/0x143
> [469390.128009] [<ffffffff812fbbca>] ? _spin_unlock_irqrestore+0xd/0xe
> [469390.128009] [<ffffffff8100e22f>] ? xen_restore_fl_direct_end+0x0/0x1
> [469390.128009] [<ffffffff812fbbca>] ? _spin_unlock_irqrestore+0xd/0xe
> [469390.128009] [<ffffffff8104e387>] ? release_console_sem+0x17e/0x1af
> [469390.128009] [<ffffffff812fca65>] ? oops_end+0xa7/0xb4
> [469390.128009] [<ffffffff81012416>] ? do_alignment_check+0x88/0x92
> [469390.128009] [<ffffffff81011a75>] ? alignment_check+0x25/0x30
> [469390.128009] [<ffffffff81255821>] ? neigh_resolve_output+0x0/0x284
> [469390.128009] [<ffffffff8126093d>] ? eth_header+0x61/0x9c
> [469390.128009] [<ffffffff81260900>] ? eth_header+0x24/0x9c
> [469390.128009] [<ffffffff81255a20>] ? neigh_resolve_output+0x1ff/0x284
> [469390.128009] [<ffffffff8127743d>] ? ip_finish_output2+0x1d6/0x22b
> [469390.128009] [<ffffffff8127708f>] ? ip_queue_xmit+0x311/0x386
> [469390.128009] [<ffffffff8100dc35>] ? xen_force_evtchn_callback+0x9/0xa
> [469390.128009] [<ffffffff8100e242>] ? check_events+0x12/0x20
> [469390.128009] [<ffffffff81287a47>] ? tcp_transmit_skb+0x648/0x687
> [469390.128009] [<ffffffff8100e242>] ? check_events+0x12/0x20
> [469390.128009] [<ffffffff8100e22f>] ? xen_restore_fl_direct_end+0x0/0x1
> [469390.128009] [<ffffffff81289ec9>] ? tcp_write_xmit+0x874/0x96c
> [469390.128009] [<ffffffff8128a00e>] ? __tcp_push_pending_frames+0x22/0x53
> [469390.128009] [<ffffffff8127d409>] ? tcp_close+0x176/0x3d0
> [469390.128009] [<ffffffff81299f0c>] ? inet_release+0x4e/0x54
> [469390.128009] [<ffffffff812410d1>] ? sock_release+0x19/0x66
> [469390.128009] [<ffffffff81241140>] ? sock_close+0x22/0x26
> [469390.128009] [<ffffffff810ef879>] ? __fput+0x100/0x1af
> [469390.128009] [<ffffffff810eccb6>] ? filp_close+0x5b/0x62
> [469390.128009] [<ffffffff8104f878>] ? put_files_struct+0x64/0xc1
> [469390.128009] [<ffffffff812fbb02>] ? _spin_lock_irq+0x7/0x22
> [469390.128009] [<ffffffff81051141>] ? do_exit+0x236/0x6c6
> [469390.128009] [<ffffffff8100c241>] ?
> __raw_callee_save_xen_pud_val+0x11/0x1e
> [469390.128009] [<ffffffff8100e22f>] ? xen_restore_fl_direct_end+0x0/0x1
> [469390.128009] [<ffffffff8100c205>] ?
> __raw_callee_save_xen_pmd_val+0x11/0x1e
> [469390.128009] [<ffffffff81051647>] ? do_group_exit+0x76/0x9d
> [469390.128009] [<ffffffff8105dec1>] ? get_signal_to_deliver+0x318/0x343
> [469390.128009] [<ffffffff8101004f>] ? do_notify_resume+0x87/0x73f
> [469390.128009] [<ffffffff812fbf45>] ? page_fault+0x25/0x30
> [469390.128009] [<ffffffff812fc17a>] ? error_exit+0x2a/0x60
> [469390.128009] [<ffffffff8101151d>] ? retint_restore_args+0x5/0x6
> [469390.128009] [<ffffffff8100e22f>] ? xen_restore_fl_direct_end+0x0/0x1
> [469390.128009] [<ffffffff8119564d>] ? __put_user_4+0x1d/0x30
> [469390.128009] [<ffffffff81010e0e>] ? int_signal+0x12/0x17
>
> I found another post, which may be the same bug (same kernel, network
> activity ... ) :
>
> http://jira.mongodb.org/browse/SERVER-2383
>
> Any ideas ?
None.. What type of CPU do you have? Are you pinning your
guest to a specific CPU?
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