Public bug reported:
Lenovo Thinkpad E540, Ubuntu 15.10, xorg 1:7.7+7ubuntu4, driver NVIDIA
352.63 (also reproduces with NVIDIA 340.96 and nouveau)
When I plug/unplug external display (VGA or HDMI), X server crashes with
the following backtrace:
[ 115.212] (II) XKB: reuse xkmfile
/var/lib/xkb/server-B20D7FC79C7F597315E3E501AEF10E0D866E8E92.xkm
[ 116.571] (EE)
[ 116.571] (EE) Backtrace:
[ 116.571] (EE) 0: /usr/bin/X (xorg_backtrace+0x4e) [0x564e760ab68e]
[ 116.571] (EE) 1: /usr/bin/X (0x564e75ef7000+0x1b89f9) [0x564e760af9f9]
[ 116.571] (EE) 2: /lib/x86_64-linux-gnu/libc.so.6 (0x7f1d7f12b000+0x352f0)
[0x7f1d7f1602f0]
[ 116.571] (EE) 3: /usr/bin/X (DamageRegister+0x11) [0x564e760323e1]
[ 116.571] (EE) 4: /usr/bin/X (0x564e75ef7000+0xd9b08) [0x564e75fd0b08]
[ 116.571] (EE) 5: /usr/bin/X (BlockHandler+0x8a) [0x564e75f53cca]
[ 116.572] (EE) 6: /usr/bin/X (WaitForSomething+0x163) [0x564e760a83f3]
[ 116.572] (EE) 7: /usr/bin/X (0x564e75ef7000+0x57fa1) [0x564e75f4efa1]
[ 116.572] (EE) 8: /usr/bin/X (0x564e75ef7000+0x5c34b) [0x564e75f5334b]
[ 116.572] (EE) 9: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf0)
[0x7f1d7f14ba40]
[ 116.572] (EE) 10: /usr/bin/X (_start+0x29) [0x564e75f3d6c9]
[ 116.572] (EE)
[ 116.572] (EE) Segmentation fault at address 0x10
[ 116.572] (EE)
Fatal server error:
[ 116.572] (EE) Caught signal 11 (Segmentation fault). Server aborting
Expected - not to crash.
The problem occurred after update from 15.04 to 15.10
** Affects: xorg (Ubuntu)
Importance: Undecided
Status: New
** Tags: 15.10 crash nvidia segfault xorg
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https://bugs.launchpad.net/bugs/1519277
Title:
Xorg segfault on external display plug/unplug
Status in xorg package in Ubuntu:
New
Bug description:
Lenovo Thinkpad E540, Ubuntu 15.10, xorg 1:7.7+7ubuntu4, driver NVIDIA
352.63 (also reproduces with NVIDIA 340.96 and nouveau)
When I plug/unplug external display (VGA or HDMI), X server crashes
with the following backtrace:
[ 115.212] (II) XKB: reuse xkmfile
/var/lib/xkb/server-B20D7FC79C7F597315E3E501AEF10E0D866E8E92.xkm
[ 116.571] (EE)
[ 116.571] (EE) Backtrace:
[ 116.571] (EE) 0: /usr/bin/X (xorg_backtrace+0x4e) [0x564e760ab68e]
[ 116.571] (EE) 1: /usr/bin/X (0x564e75ef7000+0x1b89f9) [0x564e760af9f9]
[ 116.571] (EE) 2: /lib/x86_64-linux-gnu/libc.so.6 (0x7f1d7f12b000+0x352f0)
[0x7f1d7f1602f0]
[ 116.571] (EE) 3: /usr/bin/X (DamageRegister+0x11) [0x564e760323e1]
[ 116.571] (EE) 4: /usr/bin/X (0x564e75ef7000+0xd9b08) [0x564e75fd0b08]
[ 116.571] (EE) 5: /usr/bin/X (BlockHandler+0x8a) [0x564e75f53cca]
[ 116.572] (EE) 6: /usr/bin/X (WaitForSomething+0x163) [0x564e760a83f3]
[ 116.572] (EE) 7: /usr/bin/X (0x564e75ef7000+0x57fa1) [0x564e75f4efa1]
[ 116.572] (EE) 8: /usr/bin/X (0x564e75ef7000+0x5c34b) [0x564e75f5334b]
[ 116.572] (EE) 9: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf0)
[0x7f1d7f14ba40]
[ 116.572] (EE) 10: /usr/bin/X (_start+0x29) [0x564e75f3d6c9]
[ 116.572] (EE)
[ 116.572] (EE) Segmentation fault at address 0x10
[ 116.572] (EE)
Fatal server error:
[ 116.572] (EE) Caught signal 11 (Segmentation fault). Server aborting
Expected - not to crash.
The problem occurred after update from 15.04 to 15.10
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1519277/+subscriptions
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