I observed the same problem with 3.2.0-24
Apr 30 02:00:51 Media-PC2 kernel: [294854.072969] ------------[ cut here
]------------
Apr 30 02:00:51 Media-PC2 kernel: [294854.072993] kernel BUG at
/build/buildd/linux-3.2.0/fs/buffer.c:3237!
Apr 30 02:00:51 Media-PC2 kernel: [294854.073013] invalid opcode: 0000 [#1] SMP
Apr 30 02:00:51 Media-PC2 kernel: [294854.073030] CPU 0
Apr 30 02:00:51 Media-PC2 kernel: [294854.073038] Modules linked in:
snd_seq_dummy pci_stub vboxpci(O) vboxnetadp(O) vboxnetflt(O) vboxdrv(O)
snd_hda_codec_hdmi snd_hda_codec_realtek rfcomm bnep parport_pc ppdev bluetooth
binfmt_misc snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi
snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device snd i915 eeprom
drm_kms_helper drm joydev i2c_algo_bit it87 video hwmon_vid soundcore
snd_page_alloc mei(C) serio_raw coretemp mac_hid lp parport raid10 raid456
async_pq async_xor xor async_memcpy async_raid6_recov firewire_ohci
hid_microsoft floppy usbhid hid firewire_core crc_itu_t pata_jmicron r8169
mptsas mptscsih mptbase scsi_transport_sas raid6_pq async_tx raid1 raid0
multipath linear
Apr 30 02:00:51 Media-PC2 kernel: [294854.075843]
Apr 30 02:00:51 Media-PC2 kernel: [294854.077124] Pid: 35, comm: kswapd0
Tainted: G C O 3.2.0-24-generic #37-Ubuntu Gigabyte Technology Co., Ltd.
H57M-USB3/H57M-USB3
Apr 30 02:00:51 Media-PC2 kernel: [294854.078505] RIP:
0010:[<ffffffff811a8911>] [<ffffffff811a8911>] free_buffer_head+0x31/0x40
Apr 30 02:00:51 Media-PC2 kernel: [294854.079926] RSP: 0018:ffff88020f9b3a00
EFLAGS: 00010287
Apr 30 02:00:51 Media-PC2 kernel: [294854.081276] RAX: ffff8801d9d2fa08 RBX:
0000000000000001 RCX: 0200000000000801
Apr 30 02:00:51 Media-PC2 kernel: [294854.082610] RDX: 0000000000000000 RSI:
0000000000001000 RDI: ffff8801d9d2f9c0
Apr 30 02:00:51 Media-PC2 kernel: [294854.083965] RBP: ffff88020f9b3a00 R08:
0000000000000008 R09: 0000000000000000
Apr 30 02:00:51 Media-PC2 kernel: [294854.085329] R10: 0000000000000000 R11:
0000000000000000 R12: ffff8801d9d2f9c0
Apr 30 02:00:51 Media-PC2 kernel: [294854.086700] R13: ffffea0005b11000 R14:
ffffea0005b11000 R15: 0000000000000000
Apr 30 02:00:51 Media-PC2 kernel: [294854.088069] FS: 0000000000000000(0000)
GS:ffff88021fc00000(0000) knlGS:0000000000000000
Apr 30 02:00:51 Media-PC2 kernel: [294854.089446] CS: 0010 DS: 0000 ES: 0000
CR0: 000000008005003b
Apr 30 02:00:51 Media-PC2 kernel: [294854.090825] CR2: 00007f88ce4141a0 CR3:
0000000001c05000 CR4: 00000000000006f0
Apr 30 02:00:51 Media-PC2 kernel: [294854.092226] DR0: 0000000000000000 DR1:
0000000000000000 DR2: 0000000000000000
Apr 30 02:00:51 Media-PC2 kernel: [294854.093632] DR3: 0000000000000000 DR6:
00000000ffff0ff0 DR7: 0000000000000400
Apr 30 02:00:51 Media-PC2 kernel: [294854.095039] Process kswapd0 (pid: 35,
threadinfo ffff88020f9b2000, task ffff8802118344d0)
Apr 30 02:00:51 Media-PC2 kernel: [294854.096447] Stack:
Apr 30 02:00:51 Media-PC2 kernel: [294854.097847] ffff88020f9b3a40
ffffffff811a89a4 ffff88020f9b3b60 ffff8801d9d2f9c0
Apr 30 02:00:51 Media-PC2 kernel: [294854.099267] ffffea0006ef9c40
ffff8801d9d2f9c0 ffff8801d9d2f9c0 ffff88020e3cb000
Apr 30 02:00:51 Media-PC2 kernel: [294854.100687] ffff88020f9b3a80
ffffffff8125e86c ffff88020f9b3a90 ffffea0005b11000
Apr 30 02:00:51 Media-PC2 kernel: [294854.102116] Call Trace:
Apr 30 02:00:51 Media-PC2 kernel: [294854.103529] [<ffffffff811a89a4>]
try_to_free_buffers+0x84/0xc0
Apr 30 02:00:51 Media-PC2 kernel: [294854.104941] [<ffffffff8125e86c>]
jbd2_journal_try_to_free_buffers+0x8c/0xd0
Apr 30 02:00:51 Media-PC2 kernel: [294854.106355] [<ffffffff81225e7b>]
bdev_try_to_free_page+0x4b/0x90
Apr 30 02:00:51 Media-PC2 kernel: [294854.107765] [<ffffffff811af1f6>]
blkdev_releasepage+0x36/0x50
Apr 30 02:00:51 Media-PC2 kernel: [294854.109173] [<ffffffff81117732>]
try_to_release_page+0x32/0x50
Apr 30 02:00:51 Media-PC2 kernel: [294854.110575] [<ffffffff8112adf2>]
shrink_page_list+0x572/0x600
Apr 30 02:00:51 Media-PC2 kernel: [294854.111970] [<ffffffff8112b2b7>]
shrink_inactive_list+0x157/0x4c0
Apr 30 02:00:51 Media-PC2 kernel: [294854.113370] [<ffffffff811924ba>] ?
evict+0x12a/0x1c0
Apr 30 02:00:51 Media-PC2 kernel: [294854.114758] [<ffffffff8112ba71>]
shrink_list+0xc1/0x110
Apr 30 02:00:51 Media-PC2 kernel: [294854.116141] [<ffffffff8112bb84>]
shrink_zone+0xc4/0x1e0
Apr 30 02:00:51 Media-PC2 kernel: [294854.117524] [<ffffffff8112cd55>]
balance_pgdat+0x4e5/0x6d0
Apr 30 02:00:51 Media-PC2 kernel: [294854.118901] [<ffffffff8112d061>]
kswapd+0x121/0x210
Apr 30 02:00:51 Media-PC2 kernel: [294854.120270] [<ffffffff8112cf40>] ?
balance_pgdat+0x6d0/0x6d0
Apr 30 02:00:51 Media-PC2 kernel: [294854.121645] [<ffffffff8108a42c>]
kthread+0x8c/0xa0
Apr 30 02:00:51 Media-PC2 kernel: [294854.123011] [<ffffffff81666bf4>]
kernel_thread_helper+0x4/0x10
Apr 30 02:00:51 Media-PC2 kernel: [294854.124374] [<ffffffff8108a3a0>] ?
flush_kthread_worker+0xa0/0xa0
Apr 30 02:00:51 Media-PC2 kernel: [294854.125738] [<ffffffff81666bf0>] ?
gs_change+0x13/0x13
Apr 30 02:00:51 Media-PC2 kernel: [294854.127096] Code: 66 66 90 48 8d 47 48 48
39 47 48 75 1e 48 89 fe 48 8b 3d 7b bf d5 00 e8 0e 95 fb ff 65 ff 0c 25 a0 09
01 00 e8 e1 fe ff ff 5d c3 <0f> 0b 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 55 48
89 e5 41 55
Apr 30 02:00:51 Media-PC2 kernel: [294854.128796] RIP [<ffffffff811a8911>]
free_buffer_head+0x31/0x40
Apr 30 02:00:51 Media-PC2 kernel: [294854.130376] RSP <ffff88020f9b3a00>
Apr 30 02:00:51 Media-PC2 kernel: [294854.263952] ---[ end trace
89a173d2c6d667d5 ]---
Apr 30 02:01:05 Media-PC2 kernel: [294867.637263] BUG: unable to handle kernel
NULL pointer dereference at (null)
Apr 30 02:01:05 Media-PC2 kernel: [294867.638894] IP: [<ffffffff81267ce9>]
jbd2_journal_grab_journal_head+0x9/0x40
Apr 30 02:01:05 Media-PC2 kernel: [294867.640479] PGD ae972067 PUD 1934f067 PMD 0
Apr 30 02:01:05 Media-PC2 kernel: [294867.642065] Oops: 0002 [#2] SMP
Apr 30 02:01:05 Media-PC2 kernel: [294867.643620] CPU 0
Apr 30 02:01:05 Media-PC2 kernel: [294867.643627] Modules linked in:
snd_seq_dummy pci_stub vboxpci(O) vboxnetadp(O) vboxnetflt(O) vboxdrv(O)
snd_hda_codec_hdmi snd_hda_codec_realtek rfcomm bnep parport_pc ppdev bluetooth
binfmt_misc snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi
snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device snd i915 eeprom
drm_kms_helper drm joydev i2c_algo_bit it87 video hwmon_vid soundcore
snd_page_alloc mei(C) serio_raw coretemp mac_hid lp parport raid10 raid456
async_pq async_xor xor async_memcpy async_raid6_recov firewire_ohci
hid_microsoft floppy usbhid hid firewire_core crc_itu_t pata_jmicron r8169
mptsas mptscsih mptbase scsi_transport_sas raid6_pq async_tx raid1 raid0
multipath linear
Apr 30 02:01:05 Media-PC2 kernel: [294867.650468]
Apr 30 02:01:05 Media-PC2 kernel: [294867.652234] Pid: 27734, comm: tar
Tainted: G D C O 3.2.0-24-generic #37-Ubuntu Gigabyte Technology Co.,
Ltd. H57M-USB3/H57M-USB3
Apr 30 02:01:05 Media-PC2 kernel: [294867.654061] RIP:
0010:[<ffffffff81267ce9>] [<ffffffff81267ce9>]
jbd2_journal_grab_journal_head+0x9/0x40
Apr 30 02:01:05 Media-PC2 kernel: [294867.655896] RSP: 0018:ffff8800ae9df508
EFLAGS: 00010286
Apr 30 02:01:05 Media-PC2 kernel: [294867.657730] RAX: 0000000000000000 RBX:
0000000000000000 RCX: 0100000000000801
Apr 30 02:01:05 Media-PC2 kernel: [294867.659562] RDX: 0000000000200000 RSI:
ffffea000309ea80 RDI: 0000000000000000
Apr 30 02:01:05 Media-PC2 kernel: [294867.661391] RBP: ffff8800ae9df508 R08:
0000000000000002 R09: ffff8800ae9df700
Apr 30 02:01:05 Media-PC2 kernel: [294867.663246] R10: 0000000000000000 R11:
0000000000000000 R12: ffff8801d9d2f618
Apr 30 02:01:05 Media-PC2 kernel: [294867.665132] R13: ffff88020e3cb000 R14:
ffffea000309ea80 R15: 0000000000000000
Apr 30 02:01:05 Media-PC2 kernel: [294867.667043] FS: 00007f7e80f93700(0000)
GS:ffff88021fc00000(0000) knlGS:0000000000000000
Apr 30 02:01:05 Media-PC2 kernel: [294867.668971] CS: 0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Apr 30 02:01:05 Media-PC2 kernel: [294867.670907] CR2: 0000000000000000 CR3:
0000000036f92000 CR4: 00000000000006f0
Apr 30 02:01:05 Media-PC2 kernel: [294867.672854] DR0: 0000000000000000 DR1:
0000000000000000 DR2: 0000000000000000
Apr 30 02:01:05 Media-PC2 kernel: [294867.674809] DR3: 0000000000000000 DR6:
00000000ffff0ff0 DR7: 0000000000000400
Apr 30 02:01:05 Media-PC2 kernel: [294867.676769] Process tar (pid: 27734,
threadinfo ffff8800ae9de000, task ffff880102dac4d0)
Apr 30 02:01:05 Media-PC2 kernel: [294867.678735] Stack:
Apr 30 02:01:05 Media-PC2 kernel: [294867.680657] ffff8800ae9df548
ffffffff8125e828 ffff8800ae9df558 ffffea000309ea80
Apr 30 02:01:05 Media-PC2 kernel: [294867.682561] ffff88020e3cb000
ffffea000309eaa0 ffffea000309ea80 0000000000000001
Apr 30 02:01:05 Media-PC2 kernel: [294867.684422] ffff8800ae9df578
ffffffff81225e7b ffffea000309ea80 ffff8800ae9df964
Apr 30 02:01:05 Media-PC2 kernel: [294867.686231] Call Trace:
Apr 30 02:01:05 Media-PC2 kernel: [294867.687996] [<ffffffff8125e828>]
jbd2_journal_try_to_free_buffers+0x48/0xd0
Apr 30 02:01:05 Media-PC2 kernel: [294867.689758] [<ffffffff81225e7b>]
bdev_try_to_free_page+0x4b/0x90
Apr 30 02:01:05 Media-PC2 kernel: [294867.691510] [<ffffffff811af1f6>]
blkdev_releasepage+0x36/0x50
Apr 30 02:01:05 Media-PC2 kernel: [294867.693255] [<ffffffff81117732>]
try_to_release_page+0x32/0x50
Apr 30 02:01:05 Media-PC2 kernel: [294867.694970] [<ffffffff8112adf2>]
shrink_page_list+0x572/0x600
Apr 30 02:01:05 Media-PC2 kernel: [294867.696666] [<ffffffff8112b2b7>]
shrink_inactive_list+0x157/0x4c0
Apr 30 02:01:05 Media-PC2 kernel: [294867.698339] [<ffffffff81119f55>] ?
mempool_alloc_slab+0x15/0x20
Apr 30 02:01:05 Media-PC2 kernel: [294867.700000] [<ffffffff8112ba71>]
shrink_list+0xc1/0x110
Apr 30 02:01:05 Media-PC2 kernel: [294867.701655] [<ffffffff8112bb84>]
shrink_zone+0xc4/0x1e0
Apr 30 02:01:05 Media-PC2 kernel: [294867.703297] [<ffffffff81326ad8>] ?
swiotlb_map_sg_attrs+0x78/0x120
Apr 30 02:01:05 Media-PC2 kernel: [294867.704930] [<ffffffff8112bf8f>]
shrink_zones+0x6f/0x170
Apr 30 02:01:05 Media-PC2 kernel: [294867.706550] [<ffffffff8112c11e>]
do_try_to_free_pages+0x8e/0x2f0
Apr 30 02:01:05 Media-PC2 kernel: [294867.708176] [<ffffffff8112c65b>]
try_to_free_pages+0xab/0x170
Apr 30 02:01:05 Media-PC2 kernel: [294867.709789] [<ffffffff81120b10>]
__alloc_pages_nodemask+0x500/0x820
Apr 30 02:01:05 Media-PC2 kernel: [294867.711392] [<ffffffff810307a8>] ?
native_smp_send_reschedule+0x48/0x60
Apr 30 02:01:05 Media-PC2 kernel: [294867.713006] [<ffffffff81648270>]
kmalloc_large_node+0x57/0x85
Apr 30 02:01:05 Media-PC2 kernel: [294867.714609] [<ffffffff811658e5>]
__kmalloc_node_track_caller+0x195/0x1e0
Apr 30 02:01:05 Media-PC2 kernel: [294867.716204] [<ffffffff81531dab>] ?
__alloc_skb+0x4b/0x240
Apr 30 02:01:05 Media-PC2 kernel: [294867.717798] [<ffffffff8152d3f2>] ?
sock_alloc_send_pskb+0xf2/0x260
Apr 30 02:01:05 Media-PC2 kernel: [294867.719391] [<ffffffff81531dd8>]
__alloc_skb+0x78/0x240
Apr 30 02:01:05 Media-PC2 kernel: [294867.720980] [<ffffffff8152d3f2>]
sock_alloc_send_pskb+0xf2/0x260
Apr 30 02:01:05 Media-PC2 kernel: [294867.722568] [<ffffffff8103dbb9>] ?
default_spin_lock_flags+0x9/0x10
Apr 30 02:01:05 Media-PC2 kernel: [294867.724157] [<ffffffff8152d575>]
sock_alloc_send_skb+0x15/0x20
Apr 30 02:01:05 Media-PC2 kernel: [294867.725762] [<ffffffff815cf93a>]
unix_stream_sendmsg+0x32a/0x460
Apr 30 02:01:05 Media-PC2 kernel: [294867.727362] [<ffffffff81117917>] ?
file_read_actor+0xc7/0x170
Apr 30 02:01:05 Media-PC2 kernel: [294867.728964] [<ffffffff815283c4>]
do_sock_write.isra.10+0xd4/0xf0
Apr 30 02:01:05 Media-PC2 kernel: [294867.730571] [<ffffffff81528443>]
sock_aio_write+0x63/0x90
Apr 30 02:01:05 Media-PC2 kernel: [294867.732184] [<ffffffff81177342>]
do_sync_write+0xd2/0x110
Apr 30 02:01:05 Media-PC2 kernel: [294867.733805] [<ffffffff812d7448>] ?
apparmor_file_permission+0x18/0x20
Apr 30 02:01:05 Media-PC2 kernel: [294867.735430] [<ffffffff8129cc9c>] ?
security_file_permission+0x2c/0xb0
Apr 30 02:01:05 Media-PC2 kernel: [294867.737058] [<ffffffff811778d1>] ?
rw_verify_area+0x61/0xf0
Apr 30 02:01:05 Media-PC2 kernel: [294867.738683] [<ffffffff81177ced>]
vfs_write+0x16d/0x180
Apr 30 02:01:05 Media-PC2 kernel: [294867.740294] [<ffffffff81177f5a>]
sys_write+0x4a/0x90
Apr 30 02:01:05 Media-PC2 kernel: [294867.741903] [<ffffffff8165d4be>] ?
do_device_not_available+0xe/0x10
Apr 30 02:01:05 Media-PC2 kernel: [294867.743515] [<ffffffff81664a82>]
system_call_fastpath+0x16/0x1b
Apr 30 02:01:05 Media-PC2 kernel: [294867.745126] Code: 4c 8b 65 f0 4c 8b 6d f8
c9 c3 48 89 df e8 20 0a f4 ff eb bb 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00
55 48 89 e5 66 66 66 66 90 <f0> 0f ba 2f 15 19 c0 85 c0 75 19 48 8b 17 31 c0 80
e6 40 74 08
Apr 30 02:01:05 Media-PC2 kernel: [294867.746958] RIP [<ffffffff81267ce9>]
jbd2_journal_grab_journal_head+0x9/0x40
Apr 30 02:01:05 Media-PC2 kernel: [294867.748565] RSP <ffff8800ae9df508>
Apr 30 02:01:05 Media-PC2 kernel: [294867.750156] CR2: 0000000000000000
Apr 30 02:01:05 Media-PC2 kernel: [294867.751867] ---[ end trace
89a173d2c6d667d6 ]---
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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https://bugs.launchpad.net/bugs/958602
Title:
kernel BUG at /build/buildd/linux-3.2.0/fs/buffer.c:3237!
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