Hi,
When shutting down my x220 laptop (intel sandy bridge) running a 4.4-rc8 kernel, i encounter the splat below. I have seen this in previous RC's, but christmas and thought i had seen patches related to vblank.
My .config is attached
-- Sander
Jan 5 22:42:17 x220 shutdown[10744]: shutting down for system halt Jan 5 22:42:17 x220 init: Switching to runlevel: 0 Jan 5 22:42:18 x220 kernel: [42699.345756] ------------[ cut here ]------------ Jan 5 22:42:18 x220 kernel: [42699.345772] WARNING: CPU: 1 PID: 3304 at drivers/gpu/drm/drm_irq.c:1268 drm_wait_one_vblank+0x136/0x180() Jan 5 22:42:18 x220 kernel: [42699.345774] vblank wait timed out on crtc 0 Jan 5 22:42:18 x220 kernel: [42699.345831] Modules linked in: rfcomm ccm xt_tcpudp ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 nf_conntrack_ipv6 nf_defrag_ipv6 ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ebtable_broute bridge stp llc ebtable_filter ebtables ip Jan 5 22:42:18 x220 kernel: [42699.345883] CPU: 1 PID: 3304 Comm: Xorg Tainted: G U 4.4.0-rc8-x220-20150104+ #1 Jan 5 22:42:18 x220 kernel: [42699.345885] Hardware name: LENOVO 42912ZU/42912ZU, BIOS 8DET69WW (1.39 ) 07/18/2013 Jan 5 22:42:18 x220 kernel: [42699.345892] ffffffff819daf40 ffffffff81359e39 ffff8800d692f978 ffffffff81060297 Jan 5 22:42:18 x220 kernel: [42699.345895] 0000000000000000 ffff8800d692f9c8 0000000000000000 00000000002665e7 Jan 5 22:42:18 x220 kernel: [42699.345898] ffff88030f509408 ffffffff81060317 ffffffff81a00570 0000000000000020 Jan 5 22:42:18 x220 kernel: [42699.345899] Call Trace: Jan 5 22:42:18 x220 kernel: [42699.345912] [<ffffffff81359e39>] ? dump_stack+0x40/0x57 Jan 5 22:42:18 x220 kernel: [42699.345917] [<ffffffff81060297>] ? warn_slowpath_common+0x77/0xb0 Jan 5 22:42:18 x220 kernel: [42699.345920] [<ffffffff81060317>] ? warn_slowpath_fmt+0x47/0x50 Jan 5 22:42:18 x220 kernel: [42699.345925] [<ffffffff81479736>] ? drm_wait_one_vblank+0x136/0x180 Jan 5 22:42:18 x220 kernel: [42699.345933] [<ffffffff81097690>] ? wait_woken+0x80/0x80 Jan 5 22:42:18 x220 kernel: [42699.345941] [<ffffffff815002f8>] ? intel_atomic_commit+0x428/0x12c0 Jan 5 22:42:18 x220 kernel: [42699.345950] [<ffffffff8146ee7f>] ? drm_atomic_helper_check_planes+0x12f/0x1a0 Jan 5 22:42:18 x220 kernel: [42699.345954] [<ffffffff8148fdea>] ? drm_atomic_check_only+0x13a/0x5c0 Jan 5 22:42:18 x220 kernel: [42699.345958] [<ffffffff8148fbed>] ? drm_atomic_add_affected_connectors+0x1d/0xe0 Jan 5 22:42:18 x220 kernel: [42699.345964] [<ffffffff81470527>] ? restore_fbdev_mode+0x227/0x250 Jan 5 22:42:18 x220 kernel: [42699.345967] [<ffffffff8148ec82>] ? drm_modeset_lock_all_crtcs+0x82/0x90 Jan 5 22:42:18 x220 kernel: [42699.345973] [<ffffffff814726e9>] ? drm_fb_helper_restore_fbdev_mode_unlocked+0x29/0x70 Jan 5 22:42:18 x220 kernel: [42699.345978] [<ffffffff81472754>] ? drm_fb_helper_set_par+0x24/0x50 Jan 5 22:42:18 x220 kernel: [42699.345984] [<ffffffff81515f61>] ? intel_fbdev_set_par+0x11/0x60 Jan 5 22:42:18 x220 kernel: [42699.345990] [<ffffffff813c19a9>] ? fb_set_var+0x159/0x380 Jan 5 22:42:18 x220 kernel: [42699.345996] [<ffffffff811d1f05>] ? ext4_mark_iloc_dirty+0x495/0x750 Jan 5 22:42:18 x220 kernel: [42699.346004] [<ffffffff8120c0fa>] ? __jbd2_journal_file_buffer+0xda/0x1c0 Jan 5 22:42:18 x220 kernel: [42699.346009] [<ffffffff811f2a71>] ? __ext4_journal_get_write_access+0x31/0x70 Jan 5 22:42:18 x220 kernel: [42699.346017] [<ffffffff813b9188>] ? fbcon_blank+0x1f8/0x2b0 Jan 5 22:42:18 x220 kernel: [42699.346026] [<ffffffff8143b1be>] ? do_unblank_screen+0xae/0x1b0 Jan 5 22:42:18 x220 kernel: [42699.346030] [<ffffffff81432746>] ? vt_ioctl+0x656/0x1260 Jan 5 22:42:18 x220 kernel: [42699.346035] [<ffffffff811f2cd9>] ? __ext4_handle_dirty_metadata+0x79/0x1d0 Jan 5 22:42:18 x220 kernel: [42699.346040] [<ffffffff81427731>] ? tty_ioctl+0x3b1/0xc00 Jan 5 22:42:18 x220 kernel: [42699.346048] [<ffffffff8116a31f>] ? do_vfs_ioctl+0x2bf/0x4a0 Jan 5 22:42:18 x220 kernel: [42699.346052] [<ffffffff8116a571>] ? SyS_ioctl+0x71/0x80 Jan 5 22:42:18 x220 kernel: [42699.346058] [<ffffffff8100304d>] ? exit_to_usermode_loop+0x4d/0xa0 Jan 5 22:42:18 x220 kernel: [42699.346067] [<ffffffff816fb4b6>] ? entry_SYSCALL_64_fastpath+0x16/0x75 Jan 5 22:42:18 x220 kernel: [42699.346071] ---[ end trace 8485dd9d3f1f4ad2 ]--- Jan 5 22:42:18 x220 rsyslogd-2007: action 'action 17' suspended, next retry is Tue Jan 5 22:42:48 2016 [try http://www.rsyslog.com/e/2007 ] Jan 5 22:42:18 x220 acpid: client 3304[0:0] has disconnected Jan 5 22:42:18 x220 acpid: client connected from 10751[0:0] Jan 5 22:42:18 x220 acpid: 1 client rule loaded Jan 5 22:42:18 x220 bluetoothd[2392]: Terminating Jan 5 22:42:18 x220 pkcsslotd: Exiting on SIGTERM (15; 0xf) Jan 5 22:42:19 x220 NetworkManager[2442]: <info> caught signal 15, shutting down normally. Jan 5 22:42:19 x220 NetworkManager[2442]: <info> (eth0): device state change: unavailable -> unmanaged (reason 'removed') [20 10 36] Jan 5 22:42:19 x220 bluetoothd[2392]: Stopping SDP server
.....
Jan 5 22:42:19 x220 dbus[2343]: [system] Activating service name='org.freedesktop.nm_dispatcher' (using servicehelper) Jan 5 22:42:19 x220 NetworkManager[2442]: <info> exiting (success) Jan 5 22:42:19 x220 dbus[2343]: [system] Successfully activated service 'org.freedesktop.nm_dispatcher' Jan 5 22:42:21 x220 kernel: [42703.097999] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... blitter ring idle Jan 5 22:42:22 x220 kernel: [42703.553747] ------------[ cut here ]------------ Jan 5 22:42:22 x220 kernel: [42703.558646] WARNING: CPU: 2 PID: 10751 at drivers/gpu/drm/drm_irq.c:1268 drm_wait_one_vblank+0x136/0x180() Jan 5 22:42:22 x220 kernel: [42703.567419] vblank wait timed out on crtc 0 Jan 5 22:42:22 x220 kernel: [42703.572058] Modules linked in: rfcomm ccm bridge stp llc input_polldev x_tables bnep binfmt_misc nfsd auth_rpcgss oid_registry nfs_acl nfs lockd grace fscache sunrpc uvcvideo videobuf2_vmalloc intel_rapl videobuf2_memops iosf_mbi snd Jan 5 22:42:22 x220 kernel: [42703.674298] CPU: 2 PID: 10751 Comm: Xorg Tainted: G U W 4.4.0-rc8-x220-20150104+ #1 Jan 5 22:42:22 x220 kernel: [42703.678305] Hardware name: LENOVO 42912ZU/42912ZU, BIOS 8DET69WW (1.39 ) 07/18/2013 Jan 5 22:42:22 x220 kernel: [42703.679811] ffffffff819daf40 ffffffff81359e39 ffff8802e00a3b48 ffffffff81060297 Jan 5 22:42:22 x220 kernel: [42703.681518] 0000000000000000 ffff8802e00a3b98 0000000000000000 00000000002666e4 Jan 5 22:42:22 x220 kernel: [42703.683350] ffff88030f509408 ffffffff81060317 ffffffff81a00570 0000000000000020 Jan 5 22:42:22 x220 kernel: [42703.684805] Call Trace: Jan 5 22:42:22 x220 kernel: [42703.685433] [<ffffffff81359e39>] ? dump_stack+0x40/0x57 Jan 5 22:42:22 x220 kernel: [42703.686604] [<ffffffff81060297>] ? warn_slowpath_common+0x77/0xb0 Jan 5 22:42:22 x220 kernel: [42703.687922] [<ffffffff81060317>] ? warn_slowpath_fmt+0x47/0x50 Jan 5 22:42:22 x220 kernel: [42703.689362] [<ffffffff81479736>] ? drm_wait_one_vblank+0x136/0x180 Jan 5 22:42:22 x220 kernel: [42703.690695] [<ffffffff81097690>] ? wait_woken+0x80/0x80 Jan 5 22:42:22 x220 kernel: [42703.691911] [<ffffffff815002f8>] ? intel_atomic_commit+0x428/0x12c0 Jan 5 22:42:22 x220 kernel: [42703.693489] [<ffffffff8146ee7f>] ? drm_atomic_helper_check_planes+0x12f/0x1a0 Jan 5 22:42:22 x220 kernel: [42703.694974] [<ffffffff8148fdea>] ? drm_atomic_check_only+0x13a/0x5c0 Jan 5 22:42:22 x220 kernel: [42703.696488] [<ffffffff814e92ee>] ? intel_crtc_duplicate_state+0x2e/0x40 Jan 5 22:42:22 x220 kernel: [42703.697944] [<ffffffff8148f224>] ? drm_atomic_get_crtc_state+0x24/0xb0 Jan 5 22:42:22 x220 kernel: [42703.699485] [<ffffffff8146f4e1>] ? drm_atomic_helper_disable_plane+0xa1/0xe0 Jan 5 22:42:22 x220 kernel: [42703.701156] [<ffffffff81481d97>] ? __setplane_internal+0x177/0x290 Jan 5 22:42:22 x220 kernel: [42703.702506] [<ffffffff8148ec82>] ? drm_modeset_lock_all_crtcs+0x82/0x90 Jan 5 22:42:22 x220 kernel: [42703.704041] [<ffffffff81484a47>] ? drm_mode_setplane+0x137/0x1b0 Jan 5 22:42:22 x220 kernel: [42703.705393] [<ffffffff81477d31>] ? drm_ioctl+0x121/0x490 Jan 5 22:42:22 x220 kernel: [42703.706610] [<ffffffff81484910>] ? drm_plane_check_pixel_format+0x40/0x40 Jan 5 22:42:22 x220 kernel: [42703.708210] [<ffffffff810976c0>] ? autoremove_wake_function+0x30/0x30 Jan 5 22:42:22 x220 kernel: [42703.709599] [<ffffffff8116a31f>] ? do_vfs_ioctl+0x2bf/0x4a0 Jan 5 22:42:22 x220 kernel: [42703.710858] [<ffffffff810697be>] ? recalc_sigpending+0xe/0x50 Jan 5 22:42:22 x220 kernel: [42703.712246] [<ffffffff8106a248>] ? __set_task_blocked+0x28/0x70 Jan 5 22:42:22 x220 kernel: [42703.713575] [<ffffffff8116a571>] ? SyS_ioctl+0x71/0x80 Jan 5 22:42:22 x220 kernel: [42703.714728] [<ffffffff8106c7b0>] ? SyS_rt_sigprocmask+0x60/0xa0 Jan 5 22:42:22 x220 kernel: [42703.716141] [<ffffffff816fb4b6>] ? entry_SYSCALL_64_fastpath+0x16/0x75 Jan 5 22:42:22 x220 kernel: [42703.717564] ---[ end trace 8485dd9d3f1f4ad3 ]--- Jan 5 22:42:23 x220 kernel: [42703.869731] ------------[ cut here ]------------
....
Jan 5 22:42:23 x220 kernel: [42703.869731] ------------[ cut here ]------------ Jan 5 22:42:23 x220 kernel: [42703.869746] WARNING: CPU: 2 PID: 10751 at drivers/gpu/drm/drm_irq.c:1268 drm_wait_one_vblank+0x136/0x180() Jan 5 22:42:23 x220 kernel: [42703.869747] vblank wait timed out on crtc 0 Jan 5 22:42:23 x220 kernel: [42703.869815] Modules linked in: rfcomm ccm bridge stp llc input_polldev x_tables bnep binfmt_misc nfsd auth_rpcgss oid_registry nfs_acl nfs lockd grace fscache sunrpc uvcvideo videobuf2_vmalloc intel_rapl videobuf2_memops iosf_mbi snd Jan 5 22:42:23 x220 kernel: [42703.869834] CPU: 2 PID: 10751 Comm: Xorg Tainted: G U W 4.4.0-rc8-x220-20150104+ #1 Jan 5 22:42:23 x220 kernel: [42703.869836] Hardware name: LENOVO 42912ZU/42912ZU, BIOS 8DET69WW (1.39 ) 07/18/2013 Jan 5 22:42:23 x220 kernel: [42703.869842] ffffffff819daf40 ffffffff81359e39 ffff8802e00a3978 ffffffff81060297 Jan 5 22:42:23 x220 kernel: [42703.869845] 0000000000000000 ffff8802e00a39c8 0000000000000000 00000000002666f7 Jan 5 22:42:23 x220 kernel: [42703.869848] ffff88030f509408 ffffffff81060317 ffffffff81a00570 0000000000000020 Jan 5 22:42:23 x220 kernel: [42703.869850] Call Trace: Jan 5 22:42:23 x220 kernel: [42703.869862] [<ffffffff81359e39>] ? dump_stack+0x40/0x57 Jan 5 22:42:23 x220 kernel: [42703.869867] [<ffffffff81060297>] ? warn_slowpath_common+0x77/0xb0 Jan 5 22:42:23 x220 kernel: [42703.869869] [<ffffffff81060317>] ? warn_slowpath_fmt+0x47/0x50 Jan 5 22:42:23 x220 kernel: [42703.869874] [<ffffffff81479736>] ? drm_wait_one_vblank+0x136/0x180 Jan 5 22:42:23 x220 kernel: [42703.869881] [<ffffffff81097690>] ? wait_woken+0x80/0x80 Jan 5 22:42:23 x220 kernel: [42703.869889] [<ffffffff815002f8>] ? intel_atomic_commit+0x428/0x12c0 Jan 5 22:42:23 x220 kernel: [42703.869898] [<ffffffff8146ee7f>] ? drm_atomic_helper_check_planes+0x12f/0x1a0 Jan 5 22:42:23 x220 kernel: [42703.869902] [<ffffffff8148fdea>] ? drm_atomic_check_only+0x13a/0x5c0 Jan 5 22:42:23 x220 kernel: [42703.869906] [<ffffffff8148fbed>] ? drm_atomic_add_affected_connectors+0x1d/0xe0 Jan 5 22:42:23 x220 kernel: [42703.869912] [<ffffffff81470527>] ? restore_fbdev_mode+0x227/0x250 Jan 5 22:42:23 x220 kernel: [42703.869915] [<ffffffff8148ec82>] ? drm_modeset_lock_all_crtcs+0x82/0x90 Jan 5 22:42:23 x220 kernel: [42703.869921] [<ffffffff814726e9>] ? drm_fb_helper_restore_fbdev_mode_unlocked+0x29/0x70 Jan 5 22:42:23 x220 kernel: [42703.869926] [<ffffffff81472754>] ? drm_fb_helper_set_par+0x24/0x50 Jan 5 22:42:23 x220 kernel: [42703.869931] [<ffffffff81515f61>] ? intel_fbdev_set_par+0x11/0x60 Jan 5 22:42:23 x220 kernel: [42703.869937] [<ffffffff813c19a9>] ? fb_set_var+0x159/0x380 Jan 5 22:42:23 x220 kernel: [42703.869942] [<ffffffff8135f38e>] ? radix_tree_lookup_slot+0xe/0x20 Jan 5 22:42:23 x220 kernel: [42703.869949] [<ffffffff810f66d4>] ? find_get_entry+0x14/0x70 Jan 5 22:42:23 x220 kernel: [42703.869959] [<ffffffff813b9188>] ? fbcon_blank+0x1f8/0x2b0 Jan 5 22:42:23 x220 kernel: [42703.869967] [<ffffffff8143b1be>] ? do_unblank_screen+0xae/0x1b0 Jan 5 22:42:23 x220 kernel: [42703.869971] [<ffffffff81432746>] ? vt_ioctl+0x656/0x1260 Jan 5 22:42:23 x220 kernel: [42703.869978] [<ffffffff811f2cd9>] ? __ext4_handle_dirty_metadata+0x79/0x1d0 Jan 5 22:42:23 x220 kernel: [42703.869983] [<ffffffff81427731>] ? tty_ioctl+0x3b1/0xc00 Jan 5 22:42:23 x220 kernel: [42703.869991] [<ffffffff8116a31f>] ? do_vfs_ioctl+0x2bf/0x4a0 Jan 5 22:42:23 x220 kernel: [42703.869995] [<ffffffff8116a571>] ? SyS_ioctl+0x71/0x80 Jan 5 22:42:23 x220 kernel: [42703.870001] [<ffffffff8100304d>] ? exit_to_usermode_loop+0x4d/0xa0 Jan 5 22:42:23 x220 kernel: [42703.870010] [<ffffffff816fb4b6>] ? entry_SYSCALL_64_fastpath+0x16/0x75 Jan 5 22:42:23 x220 kernel: [42703.870013] ---[ end trace 8485dd9d3f1f4ad4 ]--- Jan 5 22:42:23 x220 nm-dispatcher: Caught signal 15, shutting down...