Comment 0 for bug 1402764

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 ]---