<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - [NVE6] complete system freeze, PGRAPH engine fault on channel 2, SCHED_ERROR [ CTXSW_TIMEOUT ]" href="https://bugs.freedesktop.org/show_bug.cgi?id=93629#c32">Comment # 32</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - [NVE6] complete system freeze, PGRAPH engine fault on channel 2, SCHED_ERROR [ CTXSW_TIMEOUT ]" href="https://bugs.freedesktop.org/show_bug.cgi?id=93629">bug 93629</a> from <a class="email" href="mailto:dashesy@gmail.com" title="Ehsan Azar <dashesy@gmail.com>"> Ehsan Azar</a> <pre>I have the same issue: $ uname -a Linux dashesy.wavelet 4.5.7-200.fc23.x86_64 #1 SMP Wed Jun 8 17:41:50 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux $ lspci 01:00.0 VGA compatible controller: NVIDIA Corporation GK208 [GeForce GT 730] (rev a1) (prog-if 00 [VGA controller]) Subsystem: Dell Device 1083 Flags: bus master, fast devsel, latency 0, IRQ 126 Memory at de000000 (32-bit, non-prefetchable) [size=16M] Memory at d0000000 (64-bit, prefetchable) [size=128M] Memory at d8000000 (64-bit, prefetchable) [size=32M] I/O ports at e000 [size=128] Expansion ROM at df000000 [disabled] [size=512K] Capabilities: <access denied> Kernel driver in use: nouveau Kernel modules: nouveau I get complete system hang: $ journalctl --no-pager -b -1 -p err Jul 03 05:37:30 dashesy.wavelet kernel: nouveau 0000:01:00.0: priv: HUB0: 086014 ffffffff (1c70820c) Jul 03 12:37:58 dashesy.wavelet bluetoothd[881]: Failed to obtain handles for "Service Changed" characteristic Jul 03 12:37:59 dashesy.wavelet mcelog[923]: Family 6 Model 5e CPU: only decoding architectural errors Jul 03 12:38:29 dashesy.wavelet spice-vdagent[1552]: Cannot access vdagent virtio channel /dev/virtio-ports/com.redhat.spice.0 Jul 03 12:38:42 dashesy.wavelet spice-vdagent[2068]: Cannot access vdagent virtio channel /dev/virtio-ports/com.redhat.spice.0 Jul 03 12:38:43 dashesy.wavelet pulseaudio[2190]: [pulseaudio] pid.c: Daemon already running. Jul 04 09:12:02 dashesy.wavelet kernel: nouveau 0000:01:00.0: fifo: read fault at 0000260000 engine 00 [GR] client 04 [GPC0/T1_1] reason 02 [PTE] on channel 6 [007fb61000 systemd-logind[917]] Jul 04 09:12:02 dashesy.wavelet kernel: nouveau 0000:01:00.0: fifo: gr engine fault on channel 6, recovering... Jul 04 09:12:02 dashesy.wavelet kernel: nouveau 0000:01:00.0: gr: TRAP ch 6 [007fb61000 systemd-logind[917]] Jul 04 09:12:02 dashesy.wavelet kernel: nouveau 0000:01:00.0: gr: GPC0/TPC0/TEX: 80000049 Jul 04 09:12:02 dashesy.wavelet kernel: nouveau 0000:01:00.0: gr: GPC0/TPC1/TEX: 80000049 Here from another boot: $ journalctl --no-pager -b -2 -p err -- Logs begin at Thu 2016-05-05 05:39:48 PDT, end at Mon 2016-07-04 10:53:42 PDT. -- Jun 29 13:43:01 dashesy.wavelet kernel: nouveau 0000:01:00.0: priv: HUB0: 086014 ffffffff (1b70820c) Jun 29 20:43:16 dashesy.wavelet mcelog[895]: Family 6 Model 5e CPU: only decoding architectural errors Jun 29 20:43:17 dashesy.wavelet bluetoothd[885]: Failed to obtain handles for "Service Changed" characteristic Jun 29 20:44:06 dashesy.wavelet spice-vdagent[1550]: Cannot access vdagent virtio channel /dev/virtio-ports/com.redhat.spice.0 Jun 29 20:44:40 dashesy.wavelet spice-vdagent[2053]: Cannot access vdagent virtio channel /dev/virtio-ports/com.redhat.spice.0 Jun 29 20:44:41 dashesy.wavelet pulseaudio[2181]: [pulseaudio] pid.c: Daemon already running. Jun 30 18:12:09 dashesy.wavelet systemd[1]: Failed to start dnf makecache. Jul 03 08:56:52 dashesy.wavelet cinnamon-screensaver-dialog[14887]: gkr-pam: the password for the login keyring was invalid. Jul 03 12:35:23 dashesy.wavelet kernel: nouveau 0000:01:00.0: fifo: write fault at 0000260000 engine 00 [GR] client 0f [GPC0/PROP_0] reason 02 [PTE] on channel 6 [007fb61000 systemd-logind[939]] Jul 03 12:35:23 dashesy.wavelet kernel: nouveau 0000:01:00.0: fifo: gr engine fault on channel 6, recovering... dashesy@dashesy ~ Needless to say, recovering does not help, X hangs completely.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>