Date: Sat, 21 Sep 2013 11:31:03 -0500 From: Bryan Drewery <bdrewery@FreeBSD.org> To: freebsd-current@freebsd.org Subject: Re: Panic on head (r255759) [_callout_stop_safe()-> panic: Lock lle not exclusively locked @ /usr/src/sys/kern/kern_rwlock.c:140] Message-ID: <523DC9C7.1020708@FreeBSD.org> In-Reply-To: <523DC6D1.6050903@egr.msu.edu> References: <523D8AAD.5080900@FreeBSD.org> <alpine.BSF.2.00.1309211205160.4210@ai.fobar.qr> <523D8C39.4050307@FreeBSD.org> <20130921145139.23e3007a@thor.walstatt.dyndns.org> <CACYV=-FXZwzHgBkRPFay4Ktx3H-DKOmfmTpVKe4Z4VTnWmAm0g@mail.gmail.com> <523DC6D1.6050903@egr.msu.edu>
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[-- Attachment #1 --] On 9/21/2013 11:18 AM, Adam McDougall wrote: > On 09/21/13 09:41, Davide Italiano wrote: >> On Sat, Sep 21, 2013 at 2:51 PM, O. Hartmann >> <ohartman@zedat.fu-berlin.de> wrote: >>> On Sat, 21 Sep 2013 07:08:25 -0500 >>> Bryan Drewery <bdrewery@FreeBSD.org> wrote: >>> >>>> On 9/21/2013 7:06 AM, Bjoern A. Zeeb wrote: >>>>> On Sat, 21 Sep 2013, Bryan Drewery wrote: >>>>> >>>>>>> Unread portion of the kernel message buffer: >>>>>>> panic: Lock lle not exclusively locked @ >>>>>>> /usr/src/sys/kern/kern_rwlock.c:140 >>>>>>> >>>>>>> cpuid = 0 >>>>>>> KDB: stack backtrace: >>>>>>> db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame >>>>>>> 0xfffffe118aeef820 >>>>>>> kdb_backtrace() at kdb_backtrace+0x39/frame 0xfffffe118aeef8d0 >>>>>>> vpanic() at vpanic+0x126/frame 0xfffffe118aeef910 >>>>>>> panic() at panic+0x43/frame 0xfffffe118aeef970 >>>>>>> __rw_assert() at __rw_assert+0xa3/frame 0xfffffe118aeef980 >>>>>>> _callout_stop_safe() at _callout_stop_safe+0x54/frame >>>>>>> 0xfffffe118aeef9f0 arptimer() at arptimer+0x14e/frame >>>>>>> 0xfffffe118aeefa30 softclock_call_cc() at >>>>>>> softclock_call_cc+0x188/frame 0xfffffe118aeefb10 softclock() at >>>>>>> softclock+0x47/frame 0xfffffe118aeefb30 >>>>>>> intr_event_execute_handlers() at >>>>>>> intr_event_execute_handlers+0x93/frame 0xfffffe118aeefb70 >>>>>>> ithread_loop() at ithread_loop+0xa6/frame 0xfffffe118aeefbb0 >>>>>>> fork_exit() at fork_exit+0x84/frame 0xfffffe118aeefbf0 >>>>>>> fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe118aeefbf0 >>>>>>> --- trap 0, rip = 0, rsp = 0xfffffe118aeefcb0, rbp = 0 --- >>>>> >>>>> +1 from me; I guess introduced somwhere between 255569 and 255758, >>>>> as these are my edges of kernel.old and kernel. >>>>> >>>> r255726 was stable for me. r255759 is not. >>>> >>>> r255755 converted ipfilter to callout, but I am unsure if that is the >>>> problem. >>>> >>> r255729 is also stable for me - I'm with r255729 again, since r255757 >>> crashed. >> Let me know if this fixes the problem for you: >> http://people.freebsd.org/~davide/review/lc_calloutfix.diff >> >> Thanks, >> > Worked for me so far. I generally couldn't stay up more than 30 minutes > before the patch and now my uptime is 90 minutes. Thanks! Same here. -- Regards, Bryan Drewery [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (MingW32) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQIcBAEBAgAGBQJSPcnHAAoJEG54KsA8mwz5+CAP/je3kbqggQ2p7FXAb4K+qkRT JTbrgw9PzzlFDzxdFLgA+anXJQpecMYyUlQ5nt3q85HtZbiDd8xKUHdKCYTZLkAX lZWjKYJS6/ZPLaKvzkMNV+bIgCHNfu0xI9JNCbrhI/gSeLDl6ZR0T6yjFavY7eIr TWkpN5rI/3ANroEZrqFdrxfzovJdwbzhyBv8ZgYzkVOXo3oVtMmxPkShtV6/+4Wv FqvRaZskP05T0GjcY77Q5dtBHqNy5dmpD6YJi7CchgBcN6RYETKGSkWu8/TXZMEK 7OSTnbnkCxfMvNMCsAiZwR5R3wgqQXjnhUWh3p3CVWiYgDBIeCvDXfL8G5p/zJgU W79hPwVxRFPJzotioracpZonFyUl3acQxuACU0zT6eROEYw2TgbU6JDry9lY3GYi maNzvlG5swWRa6P6YHfOMudhdzn9akvKS/27q4uW0W0PwBP1wwKbIhrAjMLJ/ata RKWhQM+TXx7jWhFlPMPsrHsduvsB5JG3IWIsqmvLaHdY7GpLTqryA7NFu0zXBRKX 0Ka2Bf36s4/ERaVGAG4AZ1LCa63UkRpExCe/jjeU4L27KhmOV1QCr3xvoyGaDvPs 7VCmapDKdFAu+h3uIYffdny0B1XNBczGgVvHkYpFI4/sitgUPOTlrPWpBmdWZXH5 acDbga0EpVKGYNTfjrVE =IInc -----END PGP SIGNATURE-----help
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