[Bug 93910] New: [userptr] WARN(__delete_from_page_cache)
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Thu Jan 28 13:11:33 PST 2016
https://bugs.freedesktop.org/show_bug.cgi?id=93910
Bug ID: 93910
Summary: [userptr] WARN(__delete_from_page_cache)
Product: DRI
Version: XOrg git
Hardware: Other
OS: All
Status: NEW
Severity: normal
Priority: medium
Component: DRM/Intel
Assignee: intel-gfx-bugs at lists.freedesktop.org
Reporter: chris at chris-wilson.co.uk
QA Contact: intel-gfx-bugs at lists.freedesktop.org
CC: intel-gfx-bugs at lists.freedesktop.org
Looks like if we dirty the pages from inside an the invalidate-range we may
trigger:
[ 5686.374234] ------------[ cut here ]------------
[ 5686.374255] WARNING: CPU: 0 PID: 13274 at mm/filemap.c:217
__delete_from_page_cache+0x274/0x280()
[ 5686.374259] Modules linked in: drbg ansi_cprng ctr ccm arc4 iwldvm mac80211
snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_codec_generic snd_hda_intel
snd_hda_codec snd_hda_core intel_powerclamp snd_hwdep coretemp iwlwifi snd_pcm
dm_multipath thinkpad_acpi kvm cfg80211 snd_seq_midi nvram snd_seq_midi_event
irqbypass rfcomm snd_rawmidi crct10dif_pclmul crc32_pclmul btusb snd_seq
aesni_intel btrtl aes_x86_64 btbcm bnep lrw btintel bluetooth gf128mul
glue_helper intel_ips ablk_helper cryptd joydev snd_seq_device serio_raw
snd_timer snd lpc_ich mei_me shpchp wmi mei soundcore mac_hid parport_pc
binfmt_misc ppdev lp parport dm_mirror dm_region_hash dm_log e1000e psmouse
ahci ptp libahci pps_core
[ 5686.374345] CPU: 0 PID: 13274 Comm: gem_concurrent_ Not tainted 4.4.0+ #36
[ 5686.374348] Hardware name: LENOVO 514328U/514328U, BIOS 6QET44WW (1.14 )
04/20/2010
[ 5686.374351] ffffffff81d008ee ffff8800ab763b00 ffffffff813970cd
0000000000000000
[ 5686.374355] ffff8800ab763b38 ffffffff810762c6 ffff8800aae053b8
ffffea00009b6340
[ 5686.374360] ffff8800aae053b0 0000000000000000 0000000000000003
ffff8800ab763b48
[ 5686.374364] Call Trace:
[ 5686.374376] [<ffffffff813970cd>] dump_stack+0x44/0x57
[ 5686.374381] [<ffffffff810762c6>] warn_slowpath_common+0x86/0xc0
[ 5686.374385] [<ffffffff810763ba>] warn_slowpath_null+0x1a/0x20
[ 5686.374389] [<ffffffff811723d4>] __delete_from_page_cache+0x274/0x280
[ 5686.374393] [<ffffffff8117242d>] delete_from_page_cache+0x4d/0x80
[ 5686.374399] [<ffffffff81180976>] truncate_inode_page+0x56/0x90
[ 5686.374406] [<ffffffff8118b249>] shmem_undo_range+0x399/0x690
[ 5686.374412] [<ffffffff8118b554>] shmem_truncate_range+0x14/0x40
[ 5686.374417] [<ffffffff8118b630>] shmem_evict_inode+0xb0/0x130
[ 5686.374422] [<ffffffff81203cee>] evict+0xbe/0x1a0
[ 5686.374426] [<ffffffff81204985>] iput+0x175/0x1e0
[ 5686.374432] [<ffffffff8120034c>] __dentry_kill+0x17c/0x1e0
[ 5686.374436] [<ffffffff81200549>] dput+0x199/0x1f0
[ 5686.374441] [<ffffffff811ebb58>] __fput+0x188/0x210
[ 5686.374445] [<ffffffff811ebc1e>] ____fput+0xe/0x10
[ 5686.374452] [<ffffffff81092407>] task_work_run+0x77/0x90
[ 5686.374458] [<ffffffff81071427>] exit_to_usermode_loop+0x73/0xa2
[ 5686.374466] [<ffffffff81003a7d>] syscall_return_slowpath+0x8d/0xa0
[ 5686.374472] [<ffffffff8186c758>] int_ret_from_sys_call+0x25/0x8f
[ 5686.374476] ---[ end trace 329c2060913a2504 ]---
--
You are receiving this mail because:
You are on the CC list for the bug.
You are the assignee for the bug.
You are the QA Contact for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20160128/7cacde9e/attachment-0001.html>
More information about the intel-gfx-bugs
mailing list