Date: Sat, 6 Oct 2018 13:41:42 -0700 From: Kevin Oberman <rkoberman@gmail.com> To: Warner Losh <imp@bsdimp.com> Cc: grahamperrin@gmail.com, pete@nomadlogic.org, FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: drm-kmod, drm-next-kmod, radeonkms.ko, suspend and resume Message-ID: <CAN6yY1sDRBTsY8G3hJMgF8hPp43b3LPgV7x_4T11ZNLu_-iMag@mail.gmail.com> In-Reply-To: <CANCZdfphZNt3mohMWG4NWOZCa0PvhivRHRgsPg2m%2B80qysnztQ@mail.gmail.com> References: <93fcf295-1dae-12d4-5530-ef0c55bd8cc2@gmail.com> <0aa72278-c17b-0bd7-1f5b-960366890426@nomadlogic.org> <549ab380-60a8-c919-980a-b5b6a541e3c9@gmail.com> <CAECmPwv7C5=KCiE-7c%2B2TDPOTddSVY7AadME%2BMmVZHMJ58YJ%2Bw@mail.gmail.com> <38395f26-faa5-e56e-6a4c-3e72fbfc2a73@gmail.com> <88d6b0fc-7843-4cb0-dd05-99daf463794e@gmail.com> <afb4bc38-a9ad-2f62-0ac1-704dfefbd475@gmail.com> <3a204983-d06b-1a6c-dd48-911a8d6525dc@nomadlogic.org> <6abffb4e-5535-1bd2-d6d0-1f26b80637c9@gmail.com> <CAN6yY1s%2Beiw-2Y4yEsWkhd=vzL%2Bqduw%2BN_PZ3E1%2BiydCe5dvDA@mail.gmail.com> <CANCZdfphZNt3mohMWG4NWOZCa0PvhivRHRgsPg2m%2B80qysnztQ@mail.gmail.com>
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Ack! It's been too long (at least a decade) since I've looked at a dump.
Thanks!
(kgdb) bt
#0 sched_switch (td=0xfffff80008060600, newtd=0xfffff80004210000,
flags=<value optimized out>) at /usr/src/sys/kern/sched_4bsd.c:1066
1066 SDT_PROBE0(sched, , , on__cpu);
(kgdb) bt
#0 sched_switch (td=0xfffff80008060600, newtd=0xfffff80004210000,
flags=<value optimized out>) at /usr/src/sys/kern/sched_4bsd.c:1066
#1 0xffffffff80b045f6 in mi_switch (flags=<value optimized out>, newtd=0x0)
at /usr/src/sys/kern/kern_synch.c:439
#2 0xffffffff80b4b8bc in sleepq_catch_signals (wchan=0xfffff80008416a80,
pri=0) at /usr/src/sys/kern/subr_sleepqueue.c:510
#3 0xffffffff80b4b3ff in sleepq_wait_sig (wchan=<value optimized out>,
pri=<value optimized out>) at /usr/src/sys/kern/subr_sleepqueue.c:701
#4 0xffffffff825cdc88 in linux_add_to_sleepqueue
(wchan=0xfffff80008416a80,
task=0xfffff80008416a80, wmesg=<value optimized out>, timeout=0,
state=<value optimized out>)
at /usr/src/sys/compat/linuxkpi/common/src/linux_schedule.c:62
#5 0xffffffff825cdd7b in linux_schedule_timeout (timeout=0)
at /usr/src/sys/compat/linuxkpi/common/src/linux_schedule.c:315
#6 0xffffffff8248769a in gen5_ring_put_irq (ring=0xfffffe000229f1f8)
at /usr/src/sys/dev/drm2/i915/intel_ringbuffer.c:776
#7 0xffffffff825cad58 in linux_kthread_fn (arg=<value optimized out>)
at /usr/src/sys/compat/linuxkpi/common/src/linux_kthread.c:156
#8 0xffffffff80abd983 in fork_exit (
callout=0xffffffff825cad10 <linux_kthread_fn>, arg=0x0,
frame=0xfffffe0232ef1ac0) at /usr/src/sys/kern/kern_fork.c:1072
#9 0xffffffff80f59c4e in fork_trampoline ()
at /usr/src/sys/amd64/amd64/exception.S:975
#10 0x0000000000000000 in ?? ()
Current language: auto; currently minimal
What other output can I provide?
--
Kevin Oberman, Part time kid herder and retired Network Engineer
E-mail: rkoberman@gmail.com
PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683
On Sat, Oct 6, 2018 at 10:34 AM Warner Losh <imp@bsdimp.com> wrote:
>
>
> On Sat, Oct 6, 2018 at 10:22 AM Kevin Oberman <rkoberman@gmail.com> wrote:
>
>> Due to lack of space on /var, I am unable to get a dump. (I'll get that
>> fixed soon, but shuffling partitions take more time than I have right now.
>>
>
> You can run savecore after you boot the system and direct its output to
> another partition, eg 'savecore /home/crash' Unless you are doing a lot of
> swapping, this is usually perfectly fine...
>
> Warner
>
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