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** Changed in: linux (Ubuntu)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/1666365
Title:
Desktop Effects were Restarting due to graphcal reset in Kubuntu 16:04
Status in linux package in Ubuntu:
Incomplete
Bug description:
Desktop effects got hung intermittently while browsing videos in
browser. This is happening after Kernel Update, tried reinstalling
xserver-xorg-video-intel package as per
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1575301 but it did
not help either, I am using Kubuntu 16.04
dmesg output:
1420.773494] [drm] GPU HANG: ecode 7:0:0x85dffffc, in kwin_x11 [2055],
reason: Ring hung, action: reset
[ 1420.773496] [drm] GPU hangs can indicate a bug anywhere in the entire gfx
stack, including userspace.
[ 1420.773497] [drm] Please file a _new_ bug report on bugs.freedesktop.org
against DRI -> DRM/Intel
[ 1420.773497] [drm] drm/i915 developers can then reassign to the right
component if it's not a kernel issue.
[ 1420.773498] [drm] The gpu crash dump is required to analyze gpu hangs, so
please always attach it.
[ 1420.773499] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[ 1420.775585] drm/i915: Resetting chip after gpu hang
[ 1522.762995] [drm] stuck on render ring
[ 1522.764133] [drm] GPU HANG: ecode 7:0:0x85dffffc, in kwin_x11 [2055],
reason: Ring hung, action: reset
[ 1522.764305] ------------[ cut here ]------------
[ 1522.764366] WARNING: CPU: 1 PID: 3092 at
/build/linux-W6HB68/linux-4.4.0/drivers/gpu/drm/i915/intel_display.c:11311
intel_mmio_flip_work_func+0x38e/0x3d0 [i915]()
[ 1522.764369] WARN_ON(__i915_wait_request(mmio_flip->req,
mmio_flip->crtc->reset_counter, false, NULL, &mmio_flip->i915->rps.mmioflips))
[ 1522.764371] Modules linked in:
[ 1522.764374] ipt_MASQUERADE nf_nat_masquerade_ipv4
vmw_vsock_vmci_transport vsock vmw_vmci iptable_nat nf_conntrack_ipv4
nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter ip_tables xt_conntrack
x_tables nf_nat nf_conntrack br_netfilter bridge stp llc aufs eeepc_wmi
asus_wmi sparse_keymap snd_hda_codec_realtek snd_hda_codec_generic uvcvideo
videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core v4l2_common
videodev snd_hda_intel snd_hda_codec intel_rapl x86_pkg_temp_thermal
intel_powerclamp coretemp snd_hda_core snd_hwdep snd_pcm media snd_seq_midi
snd_seq_midi_event snd_rawmidi kvm irqbypass crct10dif_pclmul crc32_pclmul
ghash_clmulni_intel snd_seq snd_seq_device snd_timer input_leds snd cryptd
serio_raw soundcore shpchp tpm_infineon mei_me mei mac_hid 8250_fintek lpc_ich
binfmt_misc
[ 1522.764437] nfsd auth_rpcgss nfs_acl lockd grace sunrpc parport_pc ppdev
lp parport autofs4 hid_generic usbhid hid i915 i2c_algo_bit drm_kms_helper ahci
libahci r8169 mii syscopyarea sysfillrect sysimgblt fb_sys_fops drm video fjes
wmi
[ 1522.764468] CPU: 1 PID: 3092 Comm: kworker/1:1 Not tainted
4.4.0-62-generic #83-Ubuntu
[ 1522.764471] Hardware name: ASUS All Series/H81M-CS, BIOS 0401 03/09/2015
[ 1522.764515] Workqueue: events intel_mmio_flip_work_func [i915]
[ 1522.764518] 0000000000000286 000000008e417408 ffff880119f67d20
ffffffff813f7c63
[ 1522.764523] ffff880119f67d68 ffffffffc0203ab8 ffff880119f67d58
ffffffff810812d2
[ 1522.764528] ffff880048c039c0 ffff88011fb165c0 ffff88011fb1af00
0000000000000040
[ 1522.764532] Call Trace:
[ 1522.764540] [<ffffffff813f7c63>] dump_stack+0x63/0x90
[ 1522.764547] [<ffffffff810812d2>] warn_slowpath_common+0x82/0xc0
[ 1522.764551] [<ffffffff8108136c>] warn_slowpath_fmt+0x5c/0x80
[ 1522.764558] [<ffffffff8102d8c7>] ? __switch_to+0x437/0x5c0
[ 1522.764597] [<ffffffffc019cf3e>] intel_mmio_flip_work_func+0x38e/0x3d0
[i915]
[ 1522.764603] [<ffffffff8109a515>] process_one_work+0x165/0x480
[ 1522.764608] [<ffffffff8109a87b>] worker_thread+0x4b/0x4c0
[ 1522.764613] [<ffffffff8109a830>] ? process_one_work+0x480/0x480
[ 1522.764617] [<ffffffff8109a830>] ? process_one_work+0x480/0x480
[ 1522.764621] [<ffffffff810a0ba8>] kthread+0xd8/0xf0
[ 1522.764625] [<ffffffff810a0ad0>] ? kthread_create_on_node+0x1e0/0x1e0
[ 1522.764632] [<ffffffff8183898f>] ret_from_fork+0x3f/0x70
[ 1522.764636] [<ffffffff810a0ad0>] ? kthread_create_on_node+0x1e0/0x1e0
[ 1522.764640] ---[ end trace b709120738fd081c ]---
[ 1522.766309] drm/i915: Resetting chip after gpu hang
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