linux-kernel - [BUG] [kernel-2.6.24.4] mm/slab.c:2948!

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Date:	Thu, 17 Apr 2008 10:31:01 +0200
From:	Bernard Pidoux <pidoux@....jussieu.fr>
To:	linux-kernel@...r.kernel.org
Subject: [BUG] [kernel-2.6.24.4] mm/slab.c:2948! 

slab: Internal list corruption detected in cache 'buffer_head'(48), 
slabp dd546000(18). Hexdump:

000: 00 00 a9 e8 b8 c4 80 f7 e0 00 00 00 e0 60 54 dd
010: 12 00 00 00 1a 00 00 00 00 00 00 00 04 00 00 00
020: fd ff ff ff fd ff ff ff fd ff ff ff 0b 00 00 00
030: 19 00 00 00 05 00 00 00 20 00 00 00 26 00 00 00
040: fd ff ff ff 27 ff ff 0d 00 00 00 fd ff ff ff 1b 00 00 00
070: 28 00 00 00 fd ff ff ff 1e 00 00 00 fd ff ff ff
090: 2d 00 00 00 07 00 00 00 1d 00 00 00 fd ff 2c 00 00 00
0c0: fd ff ff ff fd ff ff ff fd ff ff ff
------------[ cut here ]------------
kernel BUG at mm/slab.c:2948!
invalid opcode: 0000 [#1] SMP
  snd_seq snd_pcm_oss ipv6 snd_mixer_oss binfmt_misc loop sata_via 
libata scsi_mod floppy cpufreq_              ondemand 
cpufreq_conservative snd 8139too ide_cd parport soundcore i2c_viapro mii 
via_agp agpgart               thermal button processor
Stack: c03a5f0e 000000ff 00000030 dd546000 00000012 dd546000 f7827990 
00000001

Call Trace:
  [<c01053ba>] show_trace_log_lvl+0x1a/0x30
  [<c010547b>] show_stack_log_lvl+0xab/0xd0
  [<c010555d>] show_registers+0xbd/0x1c0
  [<c010576f>] die+0x10f/0x230
  [<c0105921>] do_trap+0x91/0xc0
  [<f8a7f72d>] ext3_write_begin+0xbd/0x190 [ext3]
  [<c01679a4>] generic_file_buffered_write+0xf4/0x5c0
  [<c01680fe>] __generic_file_aio_write_nolock+0x28e/0x4e0
  [<c01683b6>] generic_file_aio_write+0x66/0xe0
  [<f8a7b54d>] ext3_file_write+0x2d/0xc0 [ext3]
  [<c018a910>] do_sync_write+0xd0/0x110
1c 00 00 00 39 f0 76 0d 83 c3 01 f7 05 3e fa ff <0f> 0b eb fe 83 c4 18 
5b Rebooting in 60 seconds              ..<3>BUG: sleeping function 
called from invalid context at kernel/rwsem.c:21
in_atomic():0, irqs_disabled():1
INFO: lockdep is turned off.
irq event stamp: 4614922
hardirqs last  enabled at (4614921): [<c018719b>] 
kmem_cache_alloc+0xcb/0x100
hardirqs last disabled at (4614922): [<c0187103>] 
kmem_cache_alloc+0x33/0x100
softirqs last  enabled at (4611908): [<c012dcc2>] __do_softirq+0x102/0x120
softirqs last disabled at (4611903): [<c012dd37>] do_softirq+0x57/0x60
Pid: 11844, comm: mozilla-firefox Tainted: G      D 2.6.24.4-1mnbcustom #1
  [<c01053ba>] show_trace_log_lvl+0x1a/0x30
  [<c0105df2>] show_trace+0x12/0x20
  [<c01067ac>] dump_stack+0x6c/0x80
  [<c0121a98>] __might_sleep+0xc8/0xf0
  [<c03143a9>] down_read+0x19/0x80
  [<c0218689>] pci_get_subsys+0x39/0x100
  [<c021876b>] pci_get_device+0x1b/0x20
  [<c011b190>] mach_reboot_fixups+0x40/0x60
  [<c01155d3>] native_machine_emergency_restart+0x23/0x170
  [<c01154b9>] machine_emergency_restart+0x9/0x10
  [<c0137068>] emergency_restart+0x8/0x10
  [<c01285ad>] panic+0xcd/0x110
  [<c0105828>] die+0x1c8/0x230
  [<c0105921>] do_trap+0x91/0xc0
  [<c0105c38>] do_invalid_op+0x88/0xa0
  [<c0315b8a>] error_code+0x72/0x78
  [<c01867f2>] cache_alloc_refill+0xe2/0x720
  [<c01871c4>] kmem_cache_alloc+0xf4/0x100
  [<c01ac398>] alloc_buffer_head+0x28/0x60
  [<c01ace1d>] alloc_page_buffers+0x7d/0xd0
  [<c01ace84>] create_empty_buffers+0x14/0x90
  [<c01ae2e2>] __block_prepare_write+0x322/0x3b0
  [<c01ae3f9>] block_write_begin+0x49/0xe0
  [<f8a7f72d>] ext3_write_begin+0xbd/0x190 [ext3]
  [<c01679a4>] generic_file_buffered_write+0xf4/0x5c0
  [<c01680fe>] __generic_file_aio_write_nolock+0x28e/0x4e0
  [<c018a910>] do_sync_write+0xd0/0x110
  [<c018b1ae>] vfs_write+0xae/0x130
  [<c018b81d>] sys_write+0x3d/0x70
  [<c010428e>] sysenter_past_esp+0x5f/0xa5
  =======================



Bernard Pidoux

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