Date: Thu, 6 Aug 2015 23:44:19 +0200 From: Mateusz Guzik <mjguzik@gmail.com> To: Pawel Pekala <pawel@FreeBSD.org> Cc: "K. Macy" <kmacy@freebsd.org>, John-Mark Gurney <jmg@funkthat.com>, FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: Instant panic while trying run ports-mgmt/poudriere Message-ID: <20150806214419.GA20809@dft-labs.eu> In-Reply-To: <20150806233328.47a02594@FreeBSD.org> References: <20150713231205.627bab36@FreeBSD.org> <20150714223829.GY8523@funkthat.com> <20150715174616.652d0aea@FreeBSD.org> <20150715180526.GM8523@funkthat.com> <20150715223703.78b9197c@FreeBSD.org> <CAHM0Q_PLRP4t6JgkstXHNOVV%2B2DyathOgi8bg4-RQkW-BcGXow@mail.gmail.com> <20150806233328.47a02594@FreeBSD.org>
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On Thu, Aug 06, 2015 at 11:33:28PM +0200, Pawel Pekala wrote: > Hi K., > > On 2015-08-06 12:33 -0700, "K. Macy" <kmacy@freebsd.org> wrote: > >Is this still happening? > > Still crashes: > > Thu Aug 6 23:22:05 CEST 2015 > > FreeBSD blaviken.slowicza.org 11.0-CURRENT FreeBSD 11.0-CURRENT #50 r286370: Thu Aug 6 19:55:29 CEST 2015 root@blaviken.slowicza.org:/usr/obj/hdd/src/sys/GENERIC amd64 > > panic: > > GNU gdb 6.1.1 [FreeBSD] > Copyright 2004 Free Software Foundation, Inc. > GDB is free software, covered by the GNU General Public License, and you are > welcome to change it and/or distribute copies of it under certain conditions. > Type "show copying" to see the conditions. > There is absolutely no warranty for GDB. Type "show warranty" for details. > This GDB was configured as "amd64-marcel-freebsd"... > > Unread portion of the kernel message buffer: > > > Fatal trap 9: general protection fault while in kernel mode > cpuid = 2; apic id = 02 > instruction pointer = 0x20:0xffffffff809d6b80 > stack pointer = 0x28:0xfffffe046cc68a00 > frame pointer = 0x28:0xfffffe046cc68a50 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, long 1, def32 0, gran 1 > processor eflags = interrupt enabled, resume, IOPL = 0 > current process = 2147 (sh) > > #8 0xffffffff80e44652 in calltrap () > at /hdd/src/sys/amd64/amd64/exception.S:235 > #9 0xffffffff809d6b80 in knote (list=0xfffff801dbebfea0, hint=2147483648, > lockflags=<value optimized out>) at /hdd/src/sys/kern/kern_event.c:1920 > #10 0xffffffff809dc424 in exit1 (td=0xfffff802bd0559a0, > rval=<value optimized out>, signo=0) at /hdd/src/sys/kern/kern_exit.c:564 > #11 0xffffffff809db8cd in sys_sys_exit (td=0x0, uap=<value optimized out>) > at /hdd/src/sys/kern/kern_exit.c:178 > #12 0xffffffff80e64c22 in amd64_syscall (td=0xfffff802bd0559a0, traced=0) > at subr_syscall.c:133 > #13 0xffffffff80e4493b in Xfast_syscall () > at /hdd/src/sys/amd64/amd64/exception.S:395 > #14 0x0000000800922eea in ?? () > Previous frame inner to this frame (corrupt stack?) > Current language: auto; currently minimal > (kgdb) > Sorry, I completely forgot about this. Can you please modify debug flags in your kernel config file to be "-O0 -g3" and reproduce with that? This should allow kgdb to obtain full info (along with exact rash site for inspection) without further tinkering or guessing. -- Mateusz Guzik <mjguzik gmail.com>
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