Core dump on Linux

[amitavmohanty01]

Your system information

• System information from steam (Steam -> Help -> System Information) in a gist: https://pastebin.com/QeQEfU9q
• Have you checked for system updates?: [Yes/No] Yes
• Are you using the latest stable video driver available for your system? [Yes/No] Yes
• Have you verified the game files?: [Yes/No] Yes

Please describe your issue in as much detail as possible:

Dota 2 dumped core.

Logs from systemd journal are as follows:

Nov 30 15:00:48 clown.man.machine kernel: dota2[1870]: segfault at 0 ip 00006ee4f1bc943c sp 000074baa2ce1d80 error 6 in libtier0.so[6ee4f1b85000+81000]
Nov 30 15:00:48 clown.man.machine kernel: audit: type=1701 audit(1575106248.249:111): auid=1000 uid=1000 gid=100 ses=2 subj==unconfined pid=1870 comm="dota2" exe=2F686F6D652F646B6E696768742F2E6C6F63616C2F73686172652F537465616D2F737465616D617070732F636F6D6D6F6E2F646F7461203220626574612F67616D652F62696E2F6C696E7578737465616D727436342F646F746132 sig=11 res=1
Nov 30 15:00:48 clown.man.machine audit[1870]: ANOM_ABEND auid=1000 uid=1000 gid=100 ses=2 subj==unconfined pid=1870 comm="dota2" exe=2F686F6D652F646B6E696768742F2E6C6F63616C2F73686172652F537465616D2F737465616D617070732F636F6D6D6F6E2F646F7461203220626574612F67616D652F62696E2F6C696E7578737465616D727436342F646F746132 sig=11 res=1
Nov 30 15:01:43 clown.man.machine systemd-coredump[9846]: Process 1870 (dota2) of user 1000 dumped core.

The output from coredumpctl is as follows:

# coredumpctl dump dota2
           PID: 1870 (dota2)
           UID: 1000 (dknight)
           GID: 100 (users)
        Signal: 11 (SEGV)
     Timestamp: Sat 2019-11-30 15:00:48 IST (5h 3min ago)
  Command Line: /home/clown/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/dota2 +engine_experimental_drop_frame_ticks 1
    Executable: /home/clown/.local/share/Steam/steamapps/common/dota 2 beta/game/bin/linuxsteamrt64/dota2
 Control Group: /user.slice/user-1000.slice/session-2.scope
          Unit: session-2.scope
         Slice: user-1000.slice
       Session: 2
     Owner UID: 1000 (clown)
       Boot ID: 190acebeb78841ab81b4b9ca561b73b0
    Machine ID: f52d0eeb525f4cd584fe54d97e927133
      Hostname: clown.man.machine
       Storage: /var/lib/systemd/coredump/core.dota2.1000.190acebeb78841ab81b4b9ca561b73b0.1870.1575106248000000000000.lz4 (truncated)
       Message: Process 1870 (dota2) of user 1000 dumped core.

                Stack trace of thread 1870:
                #0  0x00006ee4f1bc943c n/a (n/a)
Refusing to dump core to tty (use shell redirection or specify --output).

Steps for reproducing this issue:

1. Play Dota with -vulkan on Arch linux.

[alihakkidemiral]

is that same error ?

[ 3350.279330] dota2[53585]: segfault at 0 ip 00007f551e61b52c sp 00007ffe57632580 error 6 in libtier0.so[7f551e543000+1e7000] [ 3350.279337] Code: 29 31 db 0f 1f 00 48 63 c3 49 8b 74 c4 08 48 85 f6 74 0e 48 8d 3d 3f 20 10 00 31 c0 e8 1d 97 f6 ff 83 c3 01 41 3b 1c 24 7c dc 04 25 00 00 00 00 00 00 00 00 0f 0b 48 8d 3d 00 20 10 00 31 c0 [ 3370.261577] dota2[53721]: segfault at 0 ip 00007fa9f8f9f52c sp 00007ffc6ece2e60 error 6 in libtier0.so[7fa9f8ec7000+1e7000] [ 3370.261585] Code: 29 31 db 0f 1f 00 48 63 c3 49 8b 74 c4 08 48 85 f6 74 0e 48 8d 3d 3f 20 10 00 31 c0 e8 1d 97 f6 ff 83 c3 01 41 3b 1c 24 7c dc 04 25 00 00 00 00 00 00 00 00 0f 0b 48 8d 3d 00 20 10 00 31 c0 [ 3396.642256] dota2[53850]: segfault at 0 ip 00007f516101552c sp 00007ffd1dda13c0 error 6 in libtier0.so[7f5160f3d000+1e7000] [ 3396.642262] Code: 29 31 db 0f 1f 00 48 63 c3 49 8b 74 c4 08 48 85 f6 74 0e 48 8d 3d 3f 20 10 00 31 c0 e8 1d 97 f6 ff 83 c3 01 41 3b 1c 24 7c dc 04 25 00 00 00 00 00 00 00 00 0f 0b 48 8d 3d 00 20 10 00 31 c0 [ 3439.113871] dota2[55029]: segfault at 0 ip 00007f8e71ffc52c sp 00007ffd269a4a40 error 6 in libtier0.so[7f8e71f24000+1e7000] [ 3439.113878] Code: 29 31 db 0f 1f 00 48 63 c3 49 8b 74 c4 08 48 85 f6 74 0e 48 8d 3d 3f 20 10 00 31 c0 e8 1d 97 f6 ff 83 c3 01 41 3b 1c 24 7c dc 04 25 00 00 00 00 00 00 00 00 0f 0b 48 8d 3d 00 20 10 00 31 c0 [ 3455.765382] dota2[55157]: segfault at 0 ip 00007f3d975ad52c sp 00007ffff9755d60 error 6 in libtier0.so[7f3d974d5000+1e7000] [ 3455.765392] Code: 29 31 db 0f 1f 00 48 63 c3 49 8b 74 c4 08 48 85 f6 74 0e 48 8d 3d 3f 20 10 00 31 c0 e8 1d 97 f6 ff 83 c3 01 41 3b 1c 24 7c dc 04 25 00 00 00 00 00 00 00 00 0f 0b 48 8d 3d 00 20 10 00 31 c0 [ 3519.809376] dota2[55461]: segfault at 0 ip 00007f195708f52c sp 00007ffdd4973bd0 error 6 in libtier0.so[7f1956fb7000+1e7000] [ 3519.809384] Code: 29 31 db 0f 1f 00 48 63 c3 49 8b 74 c4 08 48 85 f6 74 0e 48 8d 3d 3f 20 10 00 31 c0 e8 1d 97 f6 ff 83 c3 01 41 3b 1c 24 7c dc 04 25 00 00 00 00 00 00 00 00 0f 0b 48 8d 3d 00 20 10 00 31 c0 [ 3763.267123] dota2[56442]: segfault at 0 ip 00007f64462b752c sp 00007fff062f2870 error 6 in libtier0.so[7f64461df000+1e7000] [ 3763.267131] Code: 29 31 db 0f 1f 00 48 63 c3 49 8b 74 c4 08 48 85 f6 74 0e 48 8d 3d 3f 20 10 00 31 c0 e8 1d 97 f6 ff 83 c3 01 41 3b 1c 24 7c dc 04 25 00 00 00 00 00 00 00 00 0f 0b 48 8d 3d 00 20 10 00 31 c0 [ 3873.556975] dota2[56573]: segfault at 0 ip 00007f794179852c sp 00007fff769b43d0 error 6 in libtier0.so[7f79416c0000+1e7000] [ 3873.556981] Code: 29 31 db 0f 1f 00 48 63 c3 49 8b 74 c4 08 48 85 f6 74 0e 48 8d 3d 3f 20 10 00 31 c0 e8 1d 97 f6 ff 83 c3 01 41 3b 1c 24 7c dc 04 25 00 00 00 00 00 00 00 00 0f 0b 48 8d 3d 00 20 10 00 31 c0

[Turmfalke2]

No/unlikely. Make a new thread.