reassign 647424 src:linux
thanks
On Wed, Nov 02, 2011 at 01:26:50PM -0200, Rodolfo Broco Manin wrote:
> Package: linux-2.6
> Version: 3.0.0-3
> Severity: critical
> Justification: breaks the whole system
>
> Dear Maintainer,
>
> We are experiencing randon system locks, with the following message:
>
> Nov 2 00:04:26 euler kernel: [218436.711486] ------------[ cut here
> ]------------
> Nov 2 00:04:26 euler kernel: [218436.711545] kernel BUG at
> /build/buildd-linux-2.6_3.0.0-3-amd64-9ClimQ/linux-2.6-3.0.0/debian/build/source_amd64_none/fs/locks.c:2072!
> Nov 2 00:04:26 euler kernel: [218436.711644] invalid opcode: 0000 [#1] SMP
> Nov 2 00:04:26 euler kernel: [218436.711699] CPU 0
> Nov 2 00:04:26 euler kernel: [218436.711706] Modules linked in: nfs fscache
> parport_pc ppdev lp parport nfsd lockd nfs_acl auth_rpcgss sunrpc quota_v2
> quota_tree dm_round_robin dm_multipath scsi_dh loop snd_pcm snd_timer snd
> soundcore snd_page_alloc i2c_i801 i2c_core dm_mod ghes pcspkr joydev evdev
> hed button video processor ext4 mbcache jbd2 crc16 sr_mod sg cdrom sd_mod
> crc_t10dif usbhid hid megaraid_sas qla2xxx ahci libahci scsi_transport_fc
> libata scsi_tgt ehci_hcd usbcore scsi_mod thermal fan e1000e thermal_sys
> [last unloaded: scsi_wait_scan]
> Nov 2 00:04:26 euler kernel: [218436.712349]
> Nov 2 00:04:26 euler kernel: [218436.712388] Pid: 1767, comm: nfsd Not
> tainted 3.0.0-1-amd64 #1 Intel Corporation S1200BTL/S1200BTL
> Nov 2 00:04:26 euler kernel: [218436.712491] RIP: 0010:[<ffffffff81130af7>]
> [<ffffffff81130af7>] locks_remove_flock+0xda/0xfb
> Nov 2 00:04:26 euler kernel: [218436.712583] RSP: 0018:ffff88042b0c7c30
> EFLAGS: 00010246
> Nov 2 00:04:26 euler kernel: [218436.712632] RAX: 0000000000000001 RBX:
> ffff88042c15a9c0 RCX: 0000000000000000
> Nov 2 00:04:26 euler kernel: [218436.712716] RDX: 000000000000c498 RSI:
> 0000000000000008 RDI: ffffffff817dab70
> Nov 2 00:04:26 euler kernel: [218436.712798] RBP: ffff880422825e20 R08:
> ffffffffa020b1c0 R09: 0000000000000000
> Nov 2 00:04:26 euler kernel: [218436.712881] R10: 00000000000007ec R11:
> 00000000000007d8 R12: ffff880422825ce0
> Nov 2 00:04:26 euler kernel: [218436.712963] R13: ffff880422825ce0 R14:
> ffff88036f5d9080 R15: ffff88042c15a9d0
> Nov 2 00:04:26 euler kernel: [218436.713046] FS: 0000000000000000(0000)
> GS:ffff88043e600000(0000) knlGS:0000000000000000
> Nov 2 00:04:26 euler kernel: [218436.713132] CS: 0010 DS: 0000 ES: 0000
> CR0: 000000008005003b
> Nov 2 00:04:26 euler kernel: [218436.713183] CR2: 00007f8271b09ef0 CR3:
> 0000000001603000 CR4: 00000000000406f0
> Nov 2 00:04:26 euler kernel: [218436.713265] DR0: 0000000000000000 DR1:
> 0000000000000000 DR2: 0000000000000000
> Nov 2 00:04:26 euler kernel: [218436.713347] DR3: 0000000000000000 DR6:
> 00000000ffff0ff0 DR7: 0000000000000400
> Nov 2 00:04:26 euler kernel: [218436.713430] Process nfsd (pid: 1767,
> threadinfo ffff88042b0c6000, task ffff88042bfff020)
> Nov 2 00:04:26 euler kernel: [218436.713516] Stack:
> Nov 2 00:04:26 euler kernel: [218436.713554] ffff88043e098b80
> 00000000000000d0 00000000000000d0 0000000000000286
> Nov 2 11:50:39 euler kernel: imklog 5.8.5, log source = /proc/kmsg started.
> Nov 2 11:50:39 euler kernel: [ 0.000000] Initializing cgroup subsys cpuset
> Nov 2 11:50:39 euler kernel: [ 0.000000] Initializing cgroup subsys cpu
> Nov 2 11:50:39 euler kernel: [ 0.000000] Linux version 3.0.0-1-amd64
> (Debian 3.0.0-3) (b...@decadent.org.uk) (gcc version 4.5.3 (Debian 4.5.3-8) )
> #1 SMP Sat Aug 27 16:21:11 UTC 2011
> Nov 2 11:50:39 euler kernel: [ 0.000000] Command line:
> BOOT_IMAGE=/boot/vmlinuz-3.0.0-1-amd64
> root=UUID=6c8b6f22-ea33-4965-8e58-6f7268b5e908 ro quiet
>
> The system is a file server, sharing a 4,5TB ext4 partition via NFS. Is was
> installer a couple weeks ago (and was very stable), but it "panic-ed" twice
> since it became
> a file server last week.
>
> Coincidence or not, both hangs ocurred on days of low usage (a holiday and a
> weekend).
Does this still occur in more recent kernels, e.g. Wheezy?
Cheers,
Moritz
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