Joe, The issue has returned on my X220 tablet; running 4.13-0.36-generic and the fully updated 17.10 user space.
Every time it happens the laptop display freezes for about 10 or 15 seconds. A concurrent ssh session is unaffected. [94261.464884] pipe A vblank wait timed out [94261.464948] ------------[ cut here ]------------ [94261.465044] WARNING: CPU: 2 PID: 16697 at /build/linux-r9581B/linux-4.13.0/dr ivers/gpu/drm/i915/intel_display.c:12848 intel_atomic_commit_tail+0xfa7/0xfb0 [i 915] [94261.465046] Modules linked in: ccm rfcomm xt_CHECKSUM iptable_mangle ipt_MASQ UERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 n f_defrag_ipv4 xt_conntrack nf_conntrack libcrc32c ipt_REJECT nf_reject_ipv4 xt_t cpudp bridge stp llc ebtable_filter ebtables ip6table_filter ip6_tables iptable_ filter bnep binfmt_misc zfs(PO) zunicode(PO) zavl(PO) zcommon(PO) znvpair(PO) sp l(O) intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irq bypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc aesni_intel arc4 a es_x86_64 crypto_simd glue_helper cryptd intel_cstate intel_rapl_perf snd_seq_mi di snd_seq_midi_event snd_hda_codec_hdmi snd_rawmidi iwldvm mac80211 snd_hda_cod ec_conexant snd_hda_codec_generic uvcvideo videobuf2_vmalloc videobuf2_memops vi deobuf2_v4l2 [94261.465098] input_leds thinkpad_acpi snd_seq snd_hda_intel serio_raw wmi_bmo f videobuf2_core btusb btrtl btbcm iwlwifi videodev btintel joydev bluetooth nvr am media snd_hda_codec snd_seq_device snd_hda_core ecdh_generic cfg80211 lpc_ich snd_hwdep snd_pcm shpchp snd_timer mei_me mei snd soundcore mac_hid nfsd parpor t_pc ppdev auth_rpcgss nfs_acl lp lockd parport grace sunrpc ip_tables x_tables autofs4 i915 i2c_algo_bit drm_kms_helper syscopyarea e1000e sysfillrect wacom sy simgblt ptp sdhci_pci fb_sys_fops ahci psmouse usbhid sdhci hid drm libahci pps_ core wmi video [94261.465153] CPU: 2 PID: 16697 Comm: Xorg Tainted: P O 4.13.0-36- generic #40-Ubuntu [94261.465155] Hardware name: LENOVO 42992UU/42992UU, BIOS 8DET69WW (1.39 ) 07/1 8/2013 [94261.465157] task: ffff955d1d3845c0 task.stack: ffffaf29821bc000 [94261.465217] RIP: 0010:intel_atomic_commit_tail+0xfa7/0xfb0 [i915] [94261.465219] RSP: 0018:ffffaf29821bf8a8 EFLAGS: 00010286 [94261.465221] RAX: 000000000000001c RBX: 0000000000000000 RCX: 0000000000000000 [94261.465223] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000246 [94261.465225] RBP: ffffaf29821bf960 R08: 000000000000001c R09: 6177206b6e616c62 [94261.465226] R10: ffffaf29821bf8a8 R11: 74756f2064656d69 R12: 00000000003c6b37 [94261.465228] R13: ffff955d3fa08000 R14: ffff955d3fbb9000 R15: 0000000000000001 [94261.465231] FS: 00007fa6fdfd0500(0000) GS:ffff955d5e280000(0000) knlGS:00000 00000000000 [94261.465233] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [94261.465235] CR2: 000055ccba6e9ba8 CR3: 0000000402762004 CR4: 00000000000606e0 [94261.465237] Call Trace: [94261.465250] ? wait_woken+0x80/0x80 [94261.465303] intel_atomic_commit+0x3d5/0x490 [i915] [94261.465331] ? drm_atomic_check_only+0x37e/0x540 [drm] [94261.465352] drm_atomic_commit+0x51/0x60 [drm] [94261.465367] restore_fbdev_mode+0x15e/0x270 [drm_kms_helper] [94261.465379] drm_fb_helper_restore_fbdev_mode_unlocked+0x2e/0x80 [drm_kms_helper] [94261.465389] drm_fb_helper_set_par+0x2d/0x60 [drm_kms_helper] [94261.465447] intel_fbdev_set_par+0x1a/0x70 [i915] [94261.465451] fb_set_var+0x19f/0x440 [94261.465456] ? __find_get_block+0xb6/0x2b0 [94261.465460] ? ext4_dirty_inode+0x48/0x70 [94261.465465] ? __ext4_handle_dirty_metadata+0x87/0x1c0 [94261.465472] fbcon_blank+0x2b7/0x3a0 [94261.465476] ? find_get_entry+0x1e/0xd0 [94261.465483] do_unblank_screen+0xba/0x1b0 [94261.465488] vt_ioctl+0x4e1/0x11a0 [94261.465493] ? __slab_free+0x14c/0x2d0 [94261.465497] ? __slab_free+0x14c/0x2d0 [94261.465502] tty_ioctl+0xf6/0x8b0 [94261.465507] ? vga_arb_release+0xd6/0x130 [94261.465511] ? security_file_free+0x44/0x60 [94261.465515] ? dput.part.23+0xba/0x1e0 [94261.465521] do_vfs_ioctl+0xa8/0x630 [94261.465527] ? entry_SYSCALL_64_after_hwframe+0xe9/0x139 [94261.465530] ? entry_SYSCALL_64_after_hwframe+0xe2/0x139 [94261.465534] ? entry_SYSCALL_64_after_hwframe+0xdb/0x139 [94261.465537] ? entry_SYSCALL_64_after_hwframe+0xd4/0x139 [94261.465541] ? entry_SYSCALL_64_after_hwframe+0xcd/0x139 [94261.465545] ? entry_SYSCALL_64_after_hwframe+0xc6/0x139 [94261.465548] ? entry_SYSCALL_64_after_hwframe+0xbf/0x139 [94261.465552] ? entry_SYSCALL_64_after_hwframe+0xb8/0x139 [94261.465555] ? entry_SYSCALL_64_after_hwframe+0xb1/0x139 [94261.465560] SyS_ioctl+0x79/0x90 [94261.465563] ? entry_SYSCALL_64_after_hwframe+0x72/0x139 [94261.465567] entry_SYSCALL_64_fastpath+0x24/0xab [94261.465570] RIP: 0033:0x7fa6fb442ef7 [94261.465572] RSP: 002b:00007ffcc51286d8 EFLAGS: 00003246 ORIG_RAX: 0000000000000010 [94261.465575] RAX: ffffffffffffffda RBX: 000000000000000e RCX: 00007fa6fb442ef7 [94261.465576] RDX: 0000000000000000 RSI: 0000000000004b3a RDI: 000000000000000c [94261.465578] RBP: 00000000ffffffff R08: 00000000ffffffff R09: 000055ccba377400 [94261.465579] R10: 00007ffcc512868c R11: 0000000000003246 R12: 000055ccb8c1a800 [94261.465581] R13: 00007ffcc5128860 R14: 000055ccb8c167a8 R15: 000055ccb8c1a838 [94261.465583] Code: ff ff ff 48 83 c7 08 e8 28 3f 12 d6 4c 8b 85 70 ff ff ff 4d 85 c0 0f 85 76 fa ff ff 8d 73 41 48 c7 c7 20 85 47 c0 e8 ba f2 13 d6 <0f> ff e9 60 fa ff ff 66 90 66 66 66 66 90 55 48 89 e5 41 57 41 [94261.465630] ---[ end trace 772fe92e7566bbd4 ]--- [94271.580668] [drm:drm_atomic_helper_commit_cleanup_done [drm_kms_helper]] *ERROR* [CRTC:32:pipe A] flip_done timed out [94281.820408] [drm:drm_atomic_helper_commit_cleanup_done [drm_kms_helper]] *ERROR* [CRTC:32:pipe A] flip_done timed out [94292.060147] [drm:drm_atomic_helper_commit_cleanup_done [drm_kms_helper]] *ERROR* [CRTC:32:pipe A] flip_done timed out [94302.299865] [drm:drm_atomic_helper_commit_cleanup_done [drm_kms_helper]] *ERROR* [CRTC:32:pipe A] flip_done timed out I've got about a dozen of these in dmesg right now; the %rip is always [94261.465217] RIP: 0010:intel_atomic_commit_tail+0xfa7/0xfb0 [i915] -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1716747 Title: linux 4.12 - high system load and mouse delays - pipe A vblank wait timed out To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1716747/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
