Messages in this thread | | | Date | Wed, 9 Aug 2023 23:07:10 +0200 | From | Thomas Weißschuh <> | Subject | Re: few dozen pollfress.t segfaults messages in system log |
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On 2023-08-09 21:45:57+0200, Toralf Förster wrote: > I got a bunch of > > $ grep pollfree messages > Aug 9 02:10:14 mr-fox kernel: pollfree.t[18582]: segfault at 10b ip > 0000563c9619b373 sp 00007f69511a2eb0 error 4 in > pollfree.t[563c9619a000+3000] likely on CPU 14 (core 14, socket 0) > Aug 9 02:10:14 mr-fox kernel: pollfree.t[18594]: segfault at 10b ip > 0000563c9619b373 sp 00007f69511a2eb0 error 4 in > pollfree.t[563c9619a000+3000] likely on CPU 4 (core 4, socket 0) > Aug 9 02:10:14 mr-fox kernel: pollfree.t[18597]: segfault at 10b ip > 0000563c9619b373 sp 00007f69511a2eb0 error 4 in > pollfree.t[563c9619a000+3000] likely on CPU 11 (core 11, socket 0) > Aug 9 02:10:14 mr-fox kernel: pollfree.t[18601]: segfault at 10b ip > 0000563c9619b373 sp 00007f69511a2eb0 error 4 in > pollfree.t[563c9619a000+3000] likely on CPU 26 (core 10, socket 0) > > last night with kernel 6.4.9 at a stable hardened Gentoo Linux: > > Linux p14s 6.1.44 #34 SMP Tue Aug 8 21:43:00 CEST 2023 x86_64 AMD Ryzen > 7 PRO 6850U with Radeon Graphics AuthenticAMD GNU/Linux > > I do wonder if those messages are related to the host kernel or if they > are coming from a buggy app within one of the images of the build bot I > do run at that machine ?
Probably from the "pollfree" test of liburing [0].
Thomas
[0] https://github.com/axboe/liburing/blob/master/test/pollfree.c
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