Oh hello, libc.
Catchpoint 1 (call to syscall set_robust_list),
__pthread_initialize_minimal_internal () at nptl-init.c:384
(gdb) bt
#0 __pthread_initialize_minimal_internal () at nptl-init.c:384
#1 0x00007f2b878845d1 in _init () at ../sysdeps/x86_64/crti.S:72
int res = INTERNAL_SYSCALL (set_robust_list, err, 2, &pd->robust_head,
sizeof (struct robust_list_head));
** Changed in: chromium-browser (Ubuntu)
Status: Confirmed => In Progress
** Changed in: chromium-browser (Ubuntu)
Importance: Undecided => Medium
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https://bugs.launchpad.net/bugs/1570111
Title:
many seccomp denials for set_robust_list in xenial
Status in chromium-browser package in Ubuntu:
In Progress
Bug description:
I have 517 messages and counting like this:
kernel: [ 2899.006553] audit: type=1326 audit(1460584187.442:1256):
auid=4294967295 uid=1000 gid=1000 ses=4294967295 pid=18839
comm="chromium-browse" exe="/usr/lib/chromium-browser/chromium-browser" sig=0
arch=c000003e syscall=273 compat=0 ip=0x7fa52f21a694 code=0x50000
$ scmp_sys_resolver 273
set_robust_list
It seems that chromium's seccomp sandbox needs to enable this call or
chromium adjusted to not use it.
$ cat /proc/version_signature
Ubuntu 4.4.0-18.34-generic 4.4.6
$ apt-cache policy chromium-browser
$ apt-cache policy chromium-browser
chromium-browser:
Installed: 49.0.2623.108-0ubuntu1.1233
Candidate: 49.0.2623.108-0ubuntu1.1233
Version table:
*** 49.0.2623.108-0ubuntu1.1233 500
500 http://us.archive.ubuntu.com/ubuntu xenial/universe amd64 Packages
100 /var/lib/dpkg/status
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