Date: Fri, 07 Aug 2015 20:32:25 -0500 From: Larry Rosenman <ler@lerctr.org> To: Adrian Chadd <adrian.chadd@gmail.com> Cc: freebsd-current <freebsd-current@freebsd.org> Subject: Re: traceroute6: panic: pcb not read locked Message-ID: <eb2c43750c2649fd5f8f4719bf855227@thebighonker.lerctr.org> In-Reply-To: <CAJ-Vmok5qzf0y0AtBL6h7XxA4U%2BHuNbigya=j71ijR2hoLvKBg@mail.gmail.com> References: <20150808010324.GA1392@borg.lerctr.org> <CAJ-Vmok5qzf0y0AtBL6h7XxA4U%2BHuNbigya=j71ijR2hoLvKBg@mail.gmail.com>
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I got a 2nd one soon after just sitting -- I did JUST update sources, turned off ipV6 to update (I seem to be having issues with TWC's IPV6). Rebuild in process. I **CAN** give you access to the cores, machine, et al. I'd LOVE to figure out wtf is wrong on the IPV6 native stuff with TWC. On 2015-08-07 20:29, Adrian Chadd wrote: > is it easily reproducable for you there? > > > > -a > > > On 7 August 2015 at 18:04, Larry Rosenman <ler@lerctr.org> wrote: >> Trying to debug TimeWarner IPV6 to my HE.NET tunnel, and running >> traceroute6, >> got the following panic: >> >> borg.lerctr.org dumped core - see /var/crash/vmcore.0 >> >> Fri Aug 7 19:58:40 CDT 2015 >> >> FreeBSD borg.lerctr.org 11.0-CURRENT FreeBSD 11.0-CURRENT #32 r286338: >> Wed Aug 5 15:57:55 CDT 2015 >> root@borg.lerctr.org:/usr/obj/usr/src/sys/VT-LER amd64 >> >> panic: Lock tcp not read locked @ /usr/src/sys/netinet/tcp_subr.c:1189 >> >> 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: >> panic: Lock tcp not read locked @ /usr/src/sys/netinet/tcp_subr.c:1189 >> >> cpuid = 2 >> KDB: stack backtrace: >> db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame >> 0xfffffe2dfc3ef400 >> vpanic() at vpanic+0x189/frame 0xfffffe2dfc3ef480 >> panic() at panic+0x43/frame 0xfffffe2dfc3ef4e0 >> __rw_assert() at __rw_assert+0x154/frame 0xfffffe2dfc3ef4f0 >> tcp_notify() at tcp_notify+0x2d/frame 0xfffffe2dfc3ef520 >> in6_pcbnotify() at in6_pcbnotify+0x2a0/frame 0xfffffe2dfc3ef5b0 >> tcp6_ctlinput() at tcp6_ctlinput+0xf4/frame 0xfffffe2dfc3ef650 >> icmp6_input() at icmp6_input+0x1737/frame 0xfffffe2dfc3ef7f0 >> ip6_input() at ip6_input+0x4a2/frame 0xfffffe2dfc3ef8d0 >> netisr_dispatch_src() at netisr_dispatch_src+0x86/frame >> 0xfffffe2dfc3ef940 >> ether_demux() at ether_demux+0x176/frame 0xfffffe2dfc3ef970 >> ether_nh_input() at ether_nh_input+0x33a/frame 0xfffffe2dfc3ef9b0 >> netisr_dispatch_src() at netisr_dispatch_src+0x86/frame >> 0xfffffe2dfc3efa20 >> ether_input() at ether_input+0x4f/frame 0xfffffe2dfc3efa50 >> if_input() at if_input+0xa/frame 0xfffffe2dfc3efa60 >> em_rxeof() at em_rxeof+0x27f/frame 0xfffffe2dfc3efae0 >> em_handle_que() at em_handle_que+0x40/frame 0xfffffe2dfc3efb20 >> taskqueue_run_locked() at taskqueue_run_locked+0xf0/frame >> 0xfffffe2dfc3efb80 >> taskqueue_thread_loop() at taskqueue_thread_loop+0x88/frame >> 0xfffffe2dfc3efbb0 >> fork_exit() at fork_exit+0x84/frame 0xfffffe2dfc3efbf0 >> fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe2dfc3efbf0 >> --- trap 0, rip = 0, rsp = 0, rbp = 0 --- >> Uptime: 19m58s >> Dumping 2903 out of 64454 >> MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..91% >> >> Reading symbols from /boot/kernel/linux.ko.symbols...done. >> Loaded symbols for /boot/kernel/linux.ko.symbols >> Reading symbols from /boot/kernel/linux_common.ko.symbols...done. >> Loaded symbols for /boot/kernel/linux_common.ko.symbols >> Reading symbols from /boot/kernel/if_lagg.ko.symbols...done. >> Loaded symbols for /boot/kernel/if_lagg.ko.symbols >> Reading symbols from /boot/kernel/snd_envy24ht.ko.symbols...done. >> Loaded symbols for /boot/kernel/snd_envy24ht.ko.symbols >> Reading symbols from /boot/kernel/snd_spicds.ko.symbols...done. >> Loaded symbols for /boot/kernel/snd_spicds.ko.symbols >> Reading symbols from /boot/kernel/coretemp.ko.symbols...done. >> Loaded symbols for /boot/kernel/coretemp.ko.symbols >> Reading symbols from /boot/kernel/ichsmb.ko.symbols...done. >> Loaded symbols for /boot/kernel/ichsmb.ko.symbols >> Reading symbols from /boot/kernel/smbus.ko.symbols...done. >> Loaded symbols for /boot/kernel/smbus.ko.symbols >> Reading symbols from /boot/kernel/ichwd.ko.symbols...done. >> Loaded symbols for /boot/kernel/ichwd.ko.symbols >> Reading symbols from /boot/kernel/cpuctl.ko.symbols...done. >> Loaded symbols for /boot/kernel/cpuctl.ko.symbols >> Reading symbols from /boot/kernel/cryptodev.ko.symbols...done. >> Loaded symbols for /boot/kernel/cryptodev.ko.symbols >> Reading symbols from /boot/kernel/dtraceall.ko.symbols...done. >> Loaded symbols for /boot/kernel/dtraceall.ko.symbols >> Reading symbols from /boot/kernel/profile.ko.symbols...done. >> Loaded symbols for /boot/kernel/profile.ko.symbols >> Reading symbols from /boot/kernel/dtrace.ko.symbols...done. >> Loaded symbols for /boot/kernel/dtrace.ko.symbols >> Reading symbols from >> /boot/kernel/systrace_freebsd32.ko.symbols...done. >> Loaded symbols for /boot/kernel/systrace_freebsd32.ko.symbols >> Reading symbols from /boot/kernel/systrace.ko.symbols...done. >> Loaded symbols for /boot/kernel/systrace.ko.symbols >> Reading symbols from /boot/kernel/sdt.ko.symbols...done. >> Loaded symbols for /boot/kernel/sdt.ko.symbols >> Reading symbols from /boot/kernel/fasttrap.ko.symbols...done. >> Loaded symbols for /boot/kernel/fasttrap.ko.symbols >> Reading symbols from /boot/kernel/fbt.ko.symbols...done. >> Loaded symbols for /boot/kernel/fbt.ko.symbols >> Reading symbols from /boot/kernel/dtnfscl.ko.symbols...done. >> Loaded symbols for /boot/kernel/dtnfscl.ko.symbols >> Reading symbols from /boot/kernel/dtmalloc.ko.symbols...done. >> Loaded symbols for /boot/kernel/dtmalloc.ko.symbols >> Reading symbols from /boot/modules/nvidia.ko...done. >> Loaded symbols for /boot/modules/nvidia.ko >> Reading symbols from /boot/kernel/ipmi.ko.symbols...done. >> Loaded symbols for /boot/kernel/ipmi.ko.symbols >> Reading symbols from /boot/kernel/ipmi_linux.ko.symbols...done. >> Loaded symbols for /boot/kernel/ipmi_linux.ko.symbols >> Reading symbols from /boot/kernel/radeonkms.ko.symbols...done. >> Loaded symbols for /boot/kernel/radeonkms.ko.symbols >> Reading symbols from /boot/kernel/iicbb.ko.symbols...done. >> Loaded symbols for /boot/kernel/iicbb.ko.symbols >> Reading symbols from /boot/kernel/iicbus.ko.symbols...done. >> Loaded symbols for /boot/kernel/iicbus.ko.symbols >> Reading symbols from /boot/kernel/iic.ko.symbols...done. >> Loaded symbols for /boot/kernel/iic.ko.symbols >> Reading symbols from /boot/kernel/drm2.ko.symbols...done. >> Loaded symbols for /boot/kernel/drm2.ko.symbols >> Reading symbols from >> /boot/kernel/radeonkmsfw_R100_cp.ko.symbols...done. >> Loaded symbols for /boot/kernel/radeonkmsfw_R100_cp.ko.symbols >> Reading symbols from /boot/kernel/uhid.ko.symbols...done. >> Loaded symbols for /boot/kernel/uhid.ko.symbols >> Reading symbols from /boot/kernel/linux64.ko.symbols...done. >> Loaded symbols for /boot/kernel/linux64.ko.symbols >> Reading symbols from /boot/kernel/pf.ko.symbols...done. >> Loaded symbols for /boot/kernel/pf.ko.symbols >> #0 doadump (textdump=1) at pcpu.h:221 >> 221 pcpu.h: No such file or directory. >> in pcpu.h >> (kgdb) #0 doadump (textdump=1) at pcpu.h:221 >> #1 0xffffffff80b2b255 in kern_reboot (howto=260) >> at /usr/src/sys/kern/kern_shutdown.c:329 >> #2 0xffffffff80b2b848 in vpanic (fmt=<value optimized out>, >> ap=<value optimized out>) at /usr/src/sys/kern/kern_shutdown.c:626 >> #3 0xffffffff80b2b893 in panic (fmt=0x0) >> at /usr/src/sys/kern/kern_shutdown.c:557 >> #4 0xffffffff80b29764 in __rw_assert (c=0x0, what=<value optimized >> out>, >> file=0x0, line=0) at /usr/src/sys/kern/kern_rwlock.c:1183 >> #5 0xffffffff80ceba5d in tcp_notify (inp=0xfffff80090798960, >> error=61) >> at /usr/src/sys/netinet/tcp_subr.c:1189 >> #6 0xffffffff80d0cd20 in in6_pcbnotify (pcbinfo=<value optimized >> out>, >> dst=0xfffffe2dfc3ef720, fport_arg=13568, src=<value optimized >> out>, >> lport_arg=<value optimized out>, cmd=<value optimized out>, >> notify=0xffffffff80ceba30 <tcp_notify>) >> at /usr/src/sys/netinet6/in6_pcb.c:679 >> #7 0xffffffff80cebf24 in tcp6_ctlinput (cmd=10, >> sa=0xfffffe2dfc3ef720, >> d=0xfffffe2dfc3ef6d8) at /usr/src/sys/netinet/tcp_subr.c:1641 >> #8 0xffffffff80cfc607 in icmp6_input (mp=<value optimized out>, >> offp=0xfffffe2dfc3ef81c, proto=0) at >> /usr/src/sys/netinet6/icmp6.c:1155 >> #9 0xffffffff80d10f72 in ip6_input (m=0xfffff80049c65100) >> at /usr/src/sys/netinet6/ip6_input.c:810 >> #10 0xffffffff80c10026 in netisr_dispatch_src (proto=<value optimized >> out>, >> source=<value optimized out>, m=0xfffff80049c65100) >> at /usr/src/sys/net/netisr.c:972 >> #11 0xffffffff80c06ec6 in ether_demux (ifp=<value optimized out>, >> m=<value optimized out>) at /usr/src/sys/net/if_ethersubr.c:768 >> #12 0xffffffff80c07b7a in ether_nh_input (m=<value optimized out>) >> at /usr/src/sys/net/if_ethersubr.c:575 >> #13 0xffffffff80c10026 in netisr_dispatch_src (proto=<value optimized >> out>, >> source=<value optimized out>, m=0xfffff80049c65100) >> at /usr/src/sys/net/netisr.c:972 >> #14 0xffffffff80c071af in ether_input (ifp=0xfffff8002c6d5800, m=0x0) >> at /usr/src/sys/net/if_ethersubr.c:676 >> #15 0xffffffff80c03f4a in if_input (ifp=0x0, sendmp=0x0) >> at /usr/src/sys/net/if.c:3847 >> #16 0xffffffff8061d01f in em_rxeof (count=99) >> at /usr/src/sys/dev/e1000/if_em.c:4666 >> #17 0xffffffff8061c940 in em_handle_que (context=0xfffffe1ea96cb000, >> pending=<value optimized out>) at >> /usr/src/sys/dev/e1000/if_em.c:1564 >> #18 0xffffffff80b78ca0 in taskqueue_run_locked >> (queue=0xfffff8002c6d4300) >> at /usr/src/sys/kern/subr_taskqueue.c:430 >> #19 0xffffffff80b79778 in taskqueue_thread_loop (arg=<value optimized >> out>) >> at /usr/src/sys/kern/subr_taskqueue.c:683 >> #20 0xffffffff80af2154 in fork_exit ( >> callout=0xffffffff80b796f0 <taskqueue_thread_loop>, >> arg=0xfffffe1ea96cd730, frame=0xfffffe2dfc3efc00) >> at /usr/src/sys/kern/kern_fork.c:1006 >> #21 0xffffffff80f514ce in fork_trampoline () >> at /usr/src/sys/amd64/amd64/exception.S:610 >> #22 0x0000000000000000 in ?? () >> Current language: auto; currently minimal >> (kgdb) >> >> >> Core *IS* available. >> >> FreeBSD borg.lerctr.org 11.0-CURRENT FreeBSD 11.0-CURRENT #32 r286338: >> Wed Aug 5 15:57:55 CDT 2015 >> root@borg.lerctr.org:/usr/obj/usr/src/sys/VT-LER amd64 1100077 >> 1100077 >> >> >> 11.0-CURRENT >> -- >> Larry Rosenman http://www.lerctr.org/~ler >> Phone: +1 214-642-9640 E-Mail: ler@lerctr.org >> US Mail: 7011 W Parmer Ln, Apt 1115, Austin, TX 78729-6961 >> _______________________________________________ >> freebsd-current@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-current >> To unsubscribe, send any mail to >> "freebsd-current-unsubscribe@freebsd.org" -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 214-642-9640 E-Mail: ler@lerctr.org US Mail: 7011 W Parmer Ln, Apt 1115, Austin, TX 78729-6961
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