~ # systemctl status polkit.service ● polkit.service - Authorization Manager Loaded: loaded (/lib/systemd/system/polkit.service; static; vendor preset: disabled) Active: failed (Result: signal) since Fri 2019-01-18 12:46:59 CET; 24h ago Docs: man:polkit(8) Process: 13817 ExecStart=/usr/lib/polkit-1/polkitd --no-debug (code=killed, signal=SEGV) Main PID: 13817 (code=killed, signal=SEGV) Jan 18 12:46:59 b3 systemd[1]: Starting Authorization Manager... Jan 18 12:46:59 b3 polkitd[13817]: Started polkitd version 0.115 Jan 18 12:46:59 b3 systemd[1]: polkit.service: Main process exited, code=killed, status=11/SEGV Jan 18 12:46:59 b3 systemd[1]: polkit.service: Failed with result 'signal'. Jan 18 12:46:59 b3 systemd[1]: Failed to start Authorization Manager. > Since the problem appeared to be similar to an issue mentioned on the Red Hat bugzilla (Bug 995775) I installed gdb to verify, which gave me the following result: ~ # gdb /usr/lib/polkit-1/polkitd GNU gdb (Gentoo 8.1 p1) 8.1 Copyright (C) 2018 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "armv5tel-softfloat-linux-gnueabi". Type "show configuration" for configuration details. For bug reporting instructions, please see: <https://bugs.gentoo.org/>. Find the GDB manual and other documentation resources online at: <http://www.gnu.org/software/gdb/documentation/>. For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from /usr/lib/polkit-1/polkitd...(no debugging symbols found)...done. (gdb) run Starting program: /usr/lib/polkit-1/polkitd [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/libthread_db.so.1". Successfully changed to user polkitd [New Thread 0xb3f68390 (LWP 9417)] [Thread 0xb3f68390 (LWP 9417) exited] [New Thread 0xb3f68390 (LWP 9418)] [New Thread 0xb35ff390 (LWP 9419)] Assertion failure: !joinable(), at /var/tmp/portage/dev-lang/spidermonkey-52.9.1_pre1/work/mozjs-52.9.1pre1/js/src/threading/Thread.h:122 Thread 1 "polkitd" received signal SIGSEGV, Segmentation fault. 0xb692750c in ?? () from /usr/lib/libmozjs-52.so (gdb) > This confirms that the issue is caused by mozjs (spidermonkey). It is hinted in the mentioned Red Hat bug that this likely affects al 32-bit systems. > I have reverted to sys-auth/polkit-0.113-r4 which uses dev-lang/spidermonkey-1.8.5-r6 and this runs correctly. Reproducible: Always
It looks to me like this bug is probably not relevant anymore. My last 32-bit arm system was binned last month but didn't have problems with polkit.
