Date: Thu, 11 Jul 2024 22:02:51 -0700 From: Rick Macklem <rick.macklem@gmail.com> To: Zhenlei Huang <zlei@freebsd.org> Cc: FreeBSD Current <current@freebsd.org> Subject: Re: exited on signal 11 (no core dump - other error) Message-ID: <CAM5tNy7USAarKu4JPUc2VWZYC%2B_SPXEZS7us2ZayZTVD%2BemvKw@mail.gmail.com> In-Reply-To: <F304BF1C-CFAA-4126-B0A8-6B15EE003495@FreeBSD.org> References: <F304BF1C-CFAA-4126-B0A8-6B15EE003495@FreeBSD.org>
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On Thu, Jul 11, 2024 at 8:40=E2=80=AFPM Zhenlei Huang <zlei@freebsd.org> wr= ote: > > Hi > > I observed something weird on Release 14.1. > > When rebooting my dev machine, I got > > ---<<BOOT>>--- > Copyright (c) 1992-2023 The FreeBSD Project. > Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 > The Regents of the University of California. All rights reserved. > FreeBSD is a registered trademark of The FreeBSD Foundation. > FreeBSD 14.1-RELEASE releng/14.1-n267679-10e31f0946d8 GENERIC amd64 > FreeBSD clang version 18.1.5 (https://github.com/llvm/llvm-project.git ll= vmorg-18.1.5-0-g617a15a9eac9) > ... > > em0: promiscuous mode enabled > em0: promiscuous mode disabled > Waiting (max 60 seconds) for system process `vnlru' to stop... done > Waiting (max 60 seconds) for system process `syncer' to stop... > Syncing disks, vnodes remaining... 0 0 0 0 done > All buffers synced. > pid 50599 (devd), jid 0, uid 0: exited on signal 11 (no core dump - other= error) > pid 35393 (getty), jid 0, uid 0: exited on signal 11 (no core dump - othe= r error) > pid 36947 (getty), jid 0, uid 0: exited on signal 11 (no core dump - othe= r error) > pid 37990 (getty), jid 0, uid 0: exited on signal 11 (no core dump - othe= r error) > pid 80885 (sshd), jid 0, uid 1001: exited on signal 11 (no core dump - ba= d address) > pid 79883 (sshd), jid 0, uid 0: exited on signal 11 (no core dump - bad a= ddress) > pid 14245 (sshd), jid 0, uid 0: exited on signal 11 (no core dump - bad a= ddress) > pid 49213 (ntpd), jid 0, uid 123: exited on signal 11 (no core dump - oth= er error) > pid 37382 (getty), jid 0, uid 0: exited on signal 11 (no core dump - othe= r error) > pid 35315 (getty), jid 0, uid 0: exited on signal 11 (no core dump - othe= r error) > pid 21366 (powerd), jid 0, uid 0: exited on signal 11 (no core dump - oth= er error) > pid 35735 (getty), jid 0, uid 0: exited on signal 11 (no core dump - othe= r error) > pid 36339 (getty), jid 0, uid 0: exited on signal 11 (no core dump - othe= r error) > pid 37346 (getty), jid 0, uid 0: exited on signal 11 (no core dump - othe= r error) > Uptime: 4d1h33m9s > ukbd0: detached > uhub0: detached > ---<<BOOT>>--- > > IIUC all processes will get signal to quit on system reboot. But what doe= s the > signal 11 mean ? Is it EDEADLK in sys/sys/errno.h ? I think signal 11 refers to SIGSEGV (segmentation violation). However, I have no idea why a bunch of processes would do that during shutd= own? rick > > If yes, then why they get dead locked ? > > > Best regards, > Zhenlei > >
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