Re: WARN_ON: fs/buffer.c:1152 mark_buffer_dirty in 2.6.31-rc8-git

From: kevin . granade
Date: Fri Oct 02 2009 - 23:17:29 EST



On Wed, 2 Sep 2009, Thomas Gleixner wrote:

> The warning in fs/buffer.c 1152 triggers with the latest git on my
> laptop when I remove an USB stick. Never seen that before.
>
> Thanks,
>
> tglx
> ---
>
> WARNING: at /home/tglx/work/kernel/git/linux-2.6/fs/buffer.c:1152 mark_buffer_dirty+0x3f/0xa5()
> Hardware name: 7661W1P
> Modules linked in: ext2 option usbserial usb_storage fuse ipt_MASQUERADE iptable_nat nf_nat sco bridge stp llc bnep l2cap bluetooth sunrpc ipv6 cpufreq_ondemand acpi_cpufreq freq_table dm_multipath kvm_intel kvm uinput snd_hda_codec_analog arc4 ecb iwlagn firewire_ohci firewire_core snd_hda_intel yenta_socket iwlcore crc_itu_t joydev snd_hda_codec rsrc_nonstatic mac80211 snd_hwdep snd_pcm iTCO_wdt i2c_i801 pcspkr snd_timer iTCO_vendor_support snd thinkpad_acpi cfg80211 soundcore hwmon snd_page_alloc e1000e rfkill wmi i915 drm i2c_algo_bit i2c_core video output [last unloaded: microcode]
> Pid: 26, comm: khubd Not tainted 2.6.31-rc8 #1
> Call Trace:
> [<ffffffff810610ff>] warn_slowpath_common+0x8d/0xbb
> [<ffffffff81061154>] warn_slowpath_null+0x27/0x3d
> [<ffffffff81150c16>] mark_buffer_dirty+0x3f/0xa5
> [<ffffffffa04420d5>] ext2_sync_fs+0x90/0xba [ext2]
> [<ffffffff8114e383>] __sync_filesystem+0x65/0x90
> [<ffffffff8114e5d0>] sync_filesystem+0x5a/0x75
> [<ffffffff81157667>] fsync_bdev+0x37/0x6c
> [<ffffffff8124b1aa>] invalidate_partition+0x34/0x65
> [<ffffffff8118ad52>] del_gendisk+0x4a/0x10d
> [<ffffffff81347465>] sd_remove+0x5f/0xb3
> [<ffffffff81326db5>] __device_release_driver+0x79/0xd5
> [<ffffffff81326f18>] device_release_driver+0x36/0x59
> [<ffffffff81325e59>] bus_remove_device+0xc5/0x10a
> [<ffffffff81323896>] device_del+0x141/0x1a6
> [<ffffffff81342aba>] __scsi_remove_device+0x5c/0xb1
> [<ffffffff8133f4cf>] scsi_forget_host+0x59/0x91
> [<ffffffff813379b0>] scsi_remove_host+0x93/0x123
> [<ffffffffa042b0d6>] quiesce_and_remove_host+0x72/0xcf [usb_storage]
> [<ffffffffa042b241>] usb_stor_disconnect+0x2c/0x4f [usb_storage]
> [<ffffffff8138ce3c>] usb_unbind_interface+0x7a/0x117
> [<ffffffff81326db5>] __device_release_driver+0x79/0xd5
> [<ffffffff81326f18>] device_release_driver+0x36/0x59
> [<ffffffff81325e59>] bus_remove_device+0xc5/0x10a
> [<ffffffff81323896>] device_del+0x141/0x1a6
> [<ffffffff81389498>] usb_disable_device+0xdd/0x1fb
> [<ffffffff81382b40>] usb_disconnect+0xfa/0x1ca
> [<ffffffff813844bd>] hub_events+0x639/0x11e0
> [<ffffffff813850aa>] hub_thread+0x46/0x1d0
> [<ffffffff8107d6f3>] ? autoremove_wake_function+0x0/0x5f
> [<ffffffff81385064>] ? hub_thread+0x0/0x1d0
> [<ffffffff8107d270>] kthread+0xa0/0xa8
> [<ffffffff8101409a>] child_rip+0xa/0x20
> [<ffffffff810139fd>] ? restore_args+0x0/0x30
> [<ffffffff8107d1d0>] ? kthread+0x0/0xa8
> [<ffffffff81014090>] ? child_rip+0x0/0x20
> ---[ end trace ccd8dc4f063ddca9 ]---
>

I'm not sure if this is related, but I ran into something that looks
similar with 2.6.32-rc2 (acually rc1 of course). It happened with my WD
lifebook, possibly with the cable being jostled, possibly not. It also
seemed to have nuked the filesystem. The following is the trace.

-Kevin Granade

[354244.308702] WARNING: at fs/buffer.c:1159 mark_buffer_dirty+0x20/0x73()
[354244.308705] Hardware name: HP Pavilion ze2000 (EA390UA#ABA)
[354244.308708] Modules linked in: radeon ttm drm_kms_helper drm agpgart
i2c_algo_bit cfbcopyarea cfbimgblt cfbfillrect binfmt_misc ipv6 fuse
snd_atiixp snd_ac97_codec ac97_bus snd_pcm_oss snd_mixer_oss snd_pcm
snd_seq_oss snd_seq_midi_event snd_seq arc4 pcmcia ecb b43 rng_core
psmouse snd_timer yenta_socket rsrc_nonstatic evdev rtc_cmos
snd_seq_device snd mac80211 cfg80211 rfkill rtc_core pcmcia_core rtc_lib
led_class video soundcore snd_page_alloc i2c_piix4 i2c_core output battery
processor ssb ac button usb_storage usb_libusual ohci_hcd ide_cd_mod
8139too mii cdrom ehci_hcd usbcore thermal fan thermal_sys
[354244.308769] Pid: 12673, comm: btlaunchmanycur Not tainted
2.6.32-rc2-custom1 #1
[354244.308773] Call Trace:
[354244.308781] [<c012061c>] ? warn_slowpath_common+0x5e/0x8a
[354244.308786] [<c0120652>] ? warn_slowpath_null+0xa/0xc
[354244.308791] [<c0195207>] ? mark_buffer_dirty+0x20/0x73
[354244.308797] [<c01bdb6e>] ? ext3_commit_super+0x3a/0x50
[354244.308801] [<c01bea60>] ? ext3_handle_error+0x6e/0x8e
[354244.308805] [<c01beac7>] ? __ext3_std_error+0x47/0x50
[354244.308810] [<c01b78fe>] ? ext3_reserve_inode_write+0x56/0x5d
[354244.308814] [<c01b791f>] ? ext3_mark_inode_dirty+0x1a/0x30
[354244.308819] [<c01b7a33>] ? ext3_dirty_inode+0x4f/0x62
[354244.308823] [<c0190d5f>] ? __mark_inode_dirty+0x20/0xea
[354244.308829] [<c0189fc9>] ? file_update_time+0x99/0xb4
[354244.308838] [<c015b9a8>] ? __generic_file_aio_write+0x28b/0x3e5
[354244.308843] [<c01238f3>] ? current_fs_time+0x13/0x15
[354244.308848] [<c015bb53>] ? generic_file_aio_write+0x51/0x93
[354244.308854] [<c017c73d>] ? do_sync_write+0xbf/0x106
[354244.308860] [<c01338f0>] ? hrtimer_forward+0x10c/0x124
[354244.308865] [<c0131a78>] ? autoremove_wake_function+0x0/0x2d
[354244.308870] [<c01108be>] ? lapic_next_event+0x13/0x16
[354244.308878] [<c0139b4c>] ? clockevents_program_event+0xbb/0xc9
[354244.308882] [<c017c67e>] ? do_sync_write+0x0/0x106
[354244.308886] [<c017cf96>] ? vfs_write+0x80/0xe4
[354244.308890] [<c017d092>] ? sys_write+0x3c/0x63
[354244.308895] [<c0102748>] ? sysenter_do_call+0x12/0x26
[354244.308899] ---[ end trace c8043e12bd811ced ]---


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