ext4: List corruption complaint on 2.6.32.57

[Bart Van Assche]

Hello,

Has anyone seen this call stack before ?

Thanks,

Bart.

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WARNING: at lib/list_debug.c:30 __list_add+0x8f/0xa0()
Hardware name: P5Q DELUXE
list_add corruption. prev->next should be next (ffff88016a00c718), but was
ffff8801a876c300. (prev=ffff88016a00c718).
Modules linked in: ext4 jbd2 crc16 ib_srp scsi_transport_srp scsi_tgt
netconsole configfs snd_pcm_oss snd_mixer_oss snd_seq snd_seq_device
af_packet rdma_ucm rdma_cm iw_cm ib_addr ib_ipoib ib_cm ib_sa ib_uverbs
ib_umad mlx4_ib ib_mad ib_core microcode cpufreq_conservative
cpufreq_userspace cpufreq_powersave acpi_cpufreq dm_mod
snd_hda_codec_atihdmi snd_hda_codec_analog snd_hda_intel snd_hda_codec
snd_hwdep snd_pcm sr_mod snd_timer i2c_i801 intel_agp snd sg cdrom pcspkr
soundcore i2c_core agpgart mlx4_core button snd_page_alloc uhci_hcd ehci_hcd
sd_mod crc_t10dif usbcore edd ext3 mbcache jbd fan ata_generic ata_piix
pata_marvell ahci libata scsi_mod thermal processor thermal_sys hwmon [last
unloaded: scsi_transport_srp]
Pid: 4127, comm: fio Not tainted 2.6.32.57-debug #1
Call Trace:
 <IRQ>  [<ffffffff8105058b>] warn_slowpath_common+0x7b/0xc0
 [<ffffffff81050631>] warn_slowpath_fmt+0x41/0x50
 [<ffffffff811ef9ff>] __list_add+0x8f/0xa0
 [<ffffffffa037a544>] ext4_end_io_dio+0x94/0xb0 [ext4]
 [<ffffffff8116c275>] dio_complete+0xc5/0xf0
 [<ffffffff8116c316>] dio_bio_end_aio+0x76/0xd0
 [<ffffffff810881fd>] ? lock_release_holdtime+0x3d/0x180
 [<ffffffff81167add>] bio_endio+0x1d/0x40
 [<ffffffff811cebeb>] req_bio_endio+0xab/0x110
 [<ffffffff811cf5af>] blk_update_request+0xff/0x4b0
 [<ffffffff811cf784>] ? blk_update_request+0x2d4/0x4b0
 [<ffffffff811cf994>] blk_update_bidi_request+0x34/0x80
 [<ffffffff811d06bf>] blk_end_bidi_request+0x2f/0x80
 [<ffffffff811d0760>] blk_end_request+0x10/0x20
 [<ffffffffa00313df>] scsi_io_completion+0xaf/0x560 [scsi_mod]
 [<ffffffffa0028751>] scsi_finish_command+0xc1/0x130 [scsi_mod]
 [<ffffffff8108d83b>] ? mark_held_locks+0x6b/0xa0
 [<ffffffffa0031245>] scsi_softirq_done+0x145/0x170 [scsi_mod]
 [<ffffffff811d6425>] blk_done_softirq+0x85/0xa0
 [<ffffffff81059156>] __do_softirq+0xd6/0x230
 [<ffffffff8100d19c>] call_softirq+0x1c/0x30
 [<ffffffff8100ec4d>] do_softirq+0x8d/0xc0
 [<ffffffff810593d5>] irq_exit+0x95/0xa0
 [<ffffffff813a1735>] do_IRQ+0x75/0xf0
 [<ffffffff8100c993>] ret_from_intr+0x0/0xf
 <EOI>  [<ffffffffa037b9cb>] ? flush_aio_dio_completed_IO+0x4b/0x90 [ext4]
 [<ffffffffa037b9bc>] ? flush_aio_dio_completed_IO+0x3c/0x90 [ext4]
 [<ffffffffa0377228>] ? ext4_sync_file+0x98/0x300 [ext4]
 [<ffffffff8139ab5b>] ? __mutex_unlock_slowpath+0xcb/0x160
 [<ffffffff81161683>] ? vfs_fsync_range+0xa3/0xe0
 [<ffffffff8116170b>] ? generic_write_sync+0x4b/0x50
 [<ffffffff810e996e>] ? generic_file_aio_write+0xbe/0xe0
 [<ffffffffa037711c>] ? ext4_file_write+0x3c/0xb0 [ext4]
 [<ffffffff8108d9bd>] ? trace_hardirqs_on_caller+0x14d/0x190
 [<ffffffffa03770e0>] ? ext4_file_write+0x0/0xb0 [ext4]
 [<ffffffff8117753c>] ? aio_rw_vect_retry+0x7c/0x200
 [<ffffffff811774c0>] ? aio_rw_vect_retry+0x0/0x200
 [<ffffffff81178890>] ? aio_run_iocb+0x60/0x150
 [<ffffffff81179e22>] ? sys_io_submit+0x222/0x6c0
 [<ffffffff8100c05b>] ? system_call_fastpath+0x16/0x1b
---[ end trace 38304a60b381bf96 ]---
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