gjs-console crashed with SIGSEGV in lookup_opcode_desc under X

[Eric Carvalho]

This crash happens when starting Gnome Extensions.

ProblemType: Crash
DistroRelease: Ubuntu 22.04
Package: gjs 1.72.0-1
ProcVersionSignature: Ubuntu 5.15.0-23.23-generic 5.15.27
Uname: Linux 5.15.0-23-generic x86_64
ApportVersion: 2.20.11-0ubuntu79
Architecture: amd64
CasperMD5CheckResult: unknown
CurrentDesktop: ubuntu:GNOME
Date: Fri Mar 25 14:08:33 2022
ExecutablePath: /usr/bin/gjs-console
InstallationDate: Installed on 2020-02-26 (757 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Alpha amd64 (20200225.4)
ProcCmdline: /usr/bin/gjs /usr/share/gnome-shell/org.gnome.Extensions
SegvAnalysis:
 Segfault happened at: 0x7f312f6ecfeb: mov (%rdi),%edi
 PC (0x7f312f6ecfeb) ok
 source "(%rdi)" (0x000002a0) not located in a known VMA region (needed readable region)!
 destination "%edi" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gjs
StacktraceTop:
 ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
 ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
 ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
 ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
 ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
Title: gjs-console crashed with SIGSEGV
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dialout dip lpadmin lxd plugdev sambashare sudo vboxusers wireshark
separator:

[Apport retracing service (apport)]

StacktraceTop:
 lookup_opcode_desc(gfx_ver*, opcode_desc const**, unsigned int, unsigned int opcode_desc::*, intel_device_info const*, unsigned int) [clone .isra.0] (index_ver=0x2a0, index_descs=0x0, index_size=index_size@entry=84, key=key@entry=&opcode_desc::ir, k=k@entry=60, devinfo=<optimized out>, devinfo=<optimized out>) at ../src/intel/compiler/brw_eu.cpp:720
 brw_opcode_desc (devinfo=<optimized out>, devinfo=<optimized out>, opcode=BRW_OPCODE_RNDZ) at ../src/intel/compiler/brw_eu.cpp:750
 is_3src (devinfo=<optimized out>, devinfo=<optimized out>, opcode=BRW_OPCODE_RNDZ) at ../src/intel/compiler/brw_eu.h:1942
 backend_instruction::is_3src (this=0x5630ee102870, devinfo=0x5630ecaafa00, this=0x5630ee102870, devinfo=0x5630ecaafa00) at ../src/intel/compiler/brw_shader.cpp:890
 can_take_stride (devinfo=0x5630ecaafa00, stride=1, arg=0, dst_type=BRW_REGISTER_TYPE_F, inst=0x5630ee102870) at ../src/intel/compiler/brw_fs_copy_propagation.cpp:398

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Apport retracing service (apport)]

Stacktrace:
 #0 0x00007f312f6ecfeb in use_surface.constprop.0 (ice=<optimized out>, batch=0x1, p_surf=0x54, writeable=<optimized out>, aux_usage=32561, access=IRIS_DOMAIN_RENDER_WRITE, is_read_surface=<optimized out>) at ../src/gallium/drivers/iris/iris_state.c:4825
         surf = 0x54
         res = 0x5630ecaafa00
         offset = 0
 Backtrace stopped: Cannot access memory at address 0xa
StacktraceSource:
 #0 0x00007f312f6ecfeb in use_surface.constprop.0 (ice=<optimized out>, batch=0x1, p_surf=0x54, writeable=<optimized out>, aux_usage=32561, access=IRIS_DOMAIN_RENDER_WRITE, is_read_surface=<optimized out>) at ../src/gallium/drivers/iris/iris_state.c:4825
   [Error: iris_state.c was not found in source tree]
StacktraceTop: use_surface.constprop.0 (ice=<optimized out>, batch=0x1, p_surf=0x54, writeable=<optimized out>, aux_usage=32561, access=IRIS_DOMAIN_RENDER_WRITE, is_read_surface=<optimized out>) at ../src/gallium/drivers/iris/iris_state.c:4825

[Walter Garcia-Fontes (walter-garcia)]

In my case Gnome Extensions works under Wayland but it crashes under Xorg.