Fwd: A lot of errors with kernel 3.13.0-43-generic

Mon Dec 15 13:22:24 UTC 2014

On 15.12.2014 09:00, Stefan Bader wrote:
> This was posted on the server-team list. Just seen and forwarded. Does not seem
> to have a bug report open, yet.
> 
> -Stefan
> 
> 
> -------- Forwarded Message --------
> Subject: A lot of errors with kernel 3.13.0-43-generic
> Date: Fri, 12 Dec 2014 17:51:31 +0000
> From: C. L. Martinez <carlopmart at gmail.com>
> To: ubuntu-server at lists.ubuntu.com
> 
> Hi all,
> 
>  I have updated my ubuntu 14.04 LTS server this morning. Until then I
> am seeing a lot of errors like:
> 
> [ 4174.782378] WARNING: CPU: 1 PID: 4940 at
> /build/buildd/linux-3.13.0/mm/truncate.c:652
> pagecache_isize_extended+0xfd/0x110()
> [ 4174.782381] Modules linked in: ctr ccm ipt_MASQUERADE iptable_nat
> nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack
> iptable_filter ip_tables x_tables bridge stp llc snd_hda_codec_hdmi
> arc4 nvidia(POX) rtl8187 snd_hda_intel snd_hda_codec snd_hwdep snd_pcm
> snd_page_alloc mac80211 snd_seq_midi snd_seq_midi_event cfg80211
> eeprom_93cx6 snd_rawmidi joydev snd_seq snd_seq_device kvm_amd
> snd_timer kvm drm snd sp5100_tco amd64_edac_mod soundcore edac_core
> edac_mce_amd i2c_piix4 k10temp mac_hid xfs lp parport libcrc32c
> pata_acpi hid_logitech_dj usbhid hid pata_atiixp tg3 ptp pps_core ahci
> libahci
> [ 4174.782433] CPU: 1 PID: 4940 Comm: URL Classifier Tainted: P
> W  OX 3.13.0-43-generic #72-Ubuntu
> [ 4174.782436] Hardware name: HP ProLiant MicroServer, BIOS O41     10/01/2013
> [ 4174.782439]  0000000000000009 ffff88006a90bd70 ffffffff81720bf6
> 0000000000000000
> [ 4174.782443]  ffff88006a90bda8 ffffffff810677cd 0000000000001000
> ffff88012e12f598
> [ 4174.782447]  0000000000000000 0000000000000008 00000000000dd9d0
> ffff88006a90bdb8
> [ 4174.782451] Call Trace:
> [ 4174.782459]  [<ffffffff81720bf6>] dump_stack+0x45/0x56
> [ 4174.782464]  [<ffffffff810677cd>] warn_slowpath_common+0x7d/0xa0
> [ 4174.782467]  [<ffffffff810678aa>] warn_slowpath_null+0x1a/0x20
> [ 4174.782472]  [<ffffffff8115dc8d>] pagecache_isize_extended+0xfd/0x110
> [ 4174.782476]  [<ffffffff8115e867>] truncate_setsize+0x27/0x40
> [ 4174.782515]  [<ffffffffa00ce7c2>] xfs_setattr_size+0x182/0x3e0 [xfs]
> [ 4174.782540]  [<ffffffffa00c375c>] xfs_file_fallocate+0x19c/0x260 [xfs]
> [ 4174.782546]  [<ffffffff811c0229>] ? __sb_start_write+0x49/0xe0
> [ 4174.782550]  [<ffffffff811bbf59>] do_fallocate+0xf9/0x190
> [ 4174.782554]  [<ffffffff811bc03c>] SyS_fallocate+0x4c/0x80
> [ 4174.782558]  [<ffffffff817316ad>] system_call_fastpath+0x1a/0x1f
> [ 4174.782561] ---[ end trace aeb446f67bc8e89e ]---
> [ 4255.648777] ------------[ cut here ]------------
> [ 4255.648794] WARNING: CPU: 0 PID: 1742 at
> /build/buildd/linux-3.13.0/mm/truncate.c:652
> pagecache_isize_extended+0xfd/0x110()
> [ 4255.648797] Modules linked in: ctr ccm ipt_MASQUERADE iptable_nat
> nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack
> iptable_filter ip_tables x_tables bridge stp llc snd_hda_codec_hdmi
> arc4 nvidia(POX) rtl8187 snd_hda_intel snd_hda_codec snd_hwdep snd_pcm
> snd_page_alloc mac80211 snd_seq_midi snd_seq_midi_event cfg80211
> eeprom_93cx6 snd_rawmidi joydev snd_seq snd_seq_device kvm_amd
> snd_timer kvm drm snd sp5100_tco amd64_edac_mod soundcore edac_core
> edac_mce_amd i2c_piix4 k10temp mac_hid xfs lp parport libcrc32c
> pata_acpi hid_logitech_dj usbhid hid pata_atiixp tg3 ptp pps_core ahci
> libahci
> [ 4255.648851] CPU: 0 PID: 1742 Comm: panel-8-weather Tainted: P
>  W  OX 3.13.0-43-generic #72-Ubuntu
> [ 4255.648854] Hardware name: HP ProLiant MicroServer, BIOS O41     10/01/2013
> [ 4255.648857]  0000000000000009 ffff8800ad9a3d70 ffffffff81720bf6
> 0000000000000000
> [ 4255.648862]  ffff8800ad9a3da8 ffffffff810677cd 0000000000001000
> ffff88012e04d598
> [ 4255.648865]  0000000000000000 0000000000000008 0000000000009ca6
> ffff8800ad9a3db8
> [ 4255.648869] Call Trace:
> [ 4255.648877]  [<ffffffff81720bf6>] dump_stack+0x45/0x56
> [ 4255.648882]  [<ffffffff810677cd>] warn_slowpath_common+0x7d/0xa0
> [ 4255.648886]  [<ffffffff810678aa>] warn_slowpath_null+0x1a/0x20
> [ 4255.648890]  [<ffffffff8115dc8d>] pagecache_isize_extended+0xfd/0x110
> [ 4255.648894]  [<ffffffff8115e867>] truncate_setsize+0x27/0x40
> [ 4255.648943]  [<ffffffffa00ce7c2>] xfs_setattr_size+0x182/0x3e0 [xfs]
> [ 4255.648969]  [<ffffffffa00c375c>] xfs_file_fallocate+0x19c/0x260 [xfs]
> [ 4255.648975]  [<ffffffff811c0229>] ? __sb_start_write+0x49/0xe0
> [ 4255.648979]  [<ffffffff811bbf59>] do_fallocate+0xf9/0x190
> [ 4255.648983]  [<ffffffff811bc03c>] SyS_fallocate+0x4c/0x80
> [ 4255.648987]  [<ffffffff817316ad>] system_call_fastpath+0x1a/0x1f
> [ 4255.648990] ---[ end trace aeb446f67bc8e89f ]---
> 
>  It seems a XFS bug related. With previous kernel (3.13.0-36) these
> errors doesn't appears.
> 
> My disk partitions:
> 
> Disk /dev/sda: 250.1 GB, 250059350016 bytes
> 255 heads, 63 sectors/track, 30401 cylinders, total 488397168 sectors
> Units = sectors of 1 * 512 = 512 bytes
> Sector size (logical/physical): 512 bytes / 4096 bytes
> I/O size (minimum/optimal): 4096 bytes / 4096 bytes
> Disk identifier: 0x81189716
> 
>    Device Boot      Start         End      Blocks   Id  System
> /dev/sda1   *        2048      499711      248832   83  Linux
> /dev/sda2          499712     8312831     3906560   82  Linux swap / Solaris
> /dev/sda3         8312832    70813695    31250432   83  Linux
> /dev/sda4        70813696   488396799   208791552   83  Linux
> 
> 
> Any idea why??

This looks to be introduced by:

    vfs: fix data corruption when blocksize < pagesize for mmaped data
    BugLink: http://bugs.launchpad.net/bugs/1393477
    commit 90a8020278c1598fafd071736a0846b38510309c upstream.

and fixed by:

commit f55fefd1a5a339b1bd08c120b93312d6eb64a9fb
Author: Jan Kara <jack at suse.cz>
Date:   Thu Oct 30 10:35:00 2014 +1100

    mm: Remove false WARN_ON from pagecache_isize_extended()
> 
> 
> 

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 819 bytes
Desc: OpenPGP digital signature
URL: <https://lists.ubuntu.com/archives/kernel-team/attachments/20141215/70417288/attachment.sig>