Xorg core dump Device or resource busy

[Mykola Sokolov]

Hi Walter,

I don't think that this is a new issue. I think it got worse after
replacing mouses and keyboards.
What do you mean by manual start? If I restart a PC or restarting Xorg
resolves the issue. But it happens every day.

Mykola Sokolov

чт, 25 февр. 2021 г. в 10:54, Walter Harms <wharms at bfs.de>:

> Hi,
> some minor questions:
> 1. Is this a new issue ? (e.g. after a recent update ?)
> 2. Does this happen also with a manual start ?
>
> re,
>  wh
> ________________________________________
> Von: xorg <xorg-bounces at lists.x.org> im Auftrag von Mykola Sokolov <
> nzamb7 at gmail.com>
> Gesendet: Donnerstag, 25. Februar 2021 10:10:12
> An: xorg at lists.x.org
> Betreff: Xorg core dump Device or resource busy
>
> Hi All,
>
> I'm running Ubuntu 20.04 and periodically Xorg failing with core dump
> right after boot. I'm using a multiseat setup with 2 wireless keyboards and
> 2 wireless mouses connected. It looks like frequent mouse polling caused
> Xorg to slow down. But I have updated the polling interval like this:
>
> GRUB_CMDLINE_LINUX_DEFAULT="quiet splash usbhid.mousepoll=4"
> update-grub
>
> But still, Xorg is failing with core dump and sometimes freezing.
> This is from Xorg.0.log
>
> [    22.229] (II) Unloading vesa
> [    22.229] (EE) modeset(0): drmSetMaster failed: Device or resource busy
> [    22.229] (EE)
> Fatal server error:
> [    22.229] (EE) AddScreen/ScreenInit failed for driver 0
> [    22.229] (EE)
> [    22.229] (EE)
> Please consult the The X.Org Foundation support
>          at http://wiki.x.org
>  for help.
> [    22.229] (EE) Please also check the log file at "/var/log/Xorg.0.log"
> for additional information.
> [    22.229] (EE)
> [    22.229] (EE) Server terminated with error (1). Closing log file.
>
> This is from gdb:
> Reading symbols from /usr/lib/xorg/Xorg...
> (No debugging symbols found in /usr/lib/xorg/Xorg)
> [New LWP 1294]
> [New LWP 1301]
> [New LWP 1304]
> [New LWP 1303]
> [New LWP 1302]
> [Thread debugging using libthread_db enabled]
> Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
> Core was generated by `/usr/lib/xorg/Xorg -core :0 -seat seat1 -auth
> /var/run/lightdm/root/:0 -noliste'.
> Program terminated with signal SIGABRT, Aborted.
> #0  __GI_raise (sig=sig at entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
> 50 ../sysdeps/unix/sysv/linux/raise.c: No such file or directory.
> [Current thread is 1 (Thread 0x7f2053c9ba40 (LWP 1294))]
> (gdb) bt
> #0  __GI_raise (sig=sig at entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
> #1  0x00007f2053f09859 in __GI_abort () at abort.c:79
> #2  0x000055ac00e8e1b0 in OsAbort ()
> #3  0x000055ac00e935e9 in ?? ()
> #4  0x000055ac00e9444a in FatalError ()
> #5  0x000055ac00d6c018 in InitOutput ()
> #6  0x000055ac00d2dda4 in ?? ()
> #7  0x00007f2053f0b0b3 in __libc_start_main (main=0x55ac00d179f0, argc=9,
> argv=0x7fff526d3138, init=<optimized out>, fini=<optimized out>,
> rtld_fini=<optimized out>, stack_end=0x7fff526d3128)
>     at ../csu/libc-start.c:308
> #8  0x000055ac00d17a2e in _start ()
>
> WIth regards
> Mykola Sokolov
>
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