Date: Tue, 03 Sep 2019 14:07:24 -0000 From: Hans Petter Selasky <hps@selasky.org> To: Kristof Provost <kp@FreeBSD.org>, Enji Cooper <yaneurabeya@gmail.com> Cc: src-committers <src-committers@freebsd.org>, svn-src-all <svn-src-all@freebsd.org>, svn-src-head <svn-src-head@freebsd.org>, FreeBSD CURRENT <freebsd-current@freebsd.org> Subject: Re: Panic with r346530 [Re: svn commit: r346530 - in head/sys: netinet netinet6] Message-ID: <89bdecf9-970e-f571-a94d-b4ceaea18368@selasky.org> In-Reply-To: <1342BBD2-EE0F-4457-8752-659EA7F01725@FreeBSD.org> References: <201904220727.x3M7ROpR009729@repo.freebsd.org> <2F3D6B17-AF4F-4B0F-B20E-5EF41DE851F9@gmail.com> <87917500-0381-79d8-a34b-819848abed32@selasky.org> <f2567fc6-fd5b-67c9-a994-5a48d65d1278@selasky.org> <8EAC0CFE-E22F-478F-813F-A07E68C0518D@gmail.com> <1342BBD2-EE0F-4457-8752-659EA7F01725@FreeBSD.org>
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On 4/22/19 3:28 PM, Kristof Provost wrote: > On 22 Apr 2019, at 12:25, Enji Cooper wrote: >> Either the sys/netinet/ or sys/netipsec/ tests triggered the panic. >> Not sure which right now. >> > That looks to be happening during a vnet jail teardown, so it’s likely > the sys/netipsec or sys/netpfil/pf tests. > > I’ve done a quick test with the pf tests, and they provoke this panic: > > panic: mtx_lock() of destroyed mutex @ > /usr/src/sys/netinet/ip_reass.c:628 > cpuid = 0 > time = 1555939645 > KDB: stack backtrace: > db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame > 0xfffffe0091d68530 > vpanic() at vpanic+0x19d/frame 0xfffffe0091d68580 > panic() at panic+0x43/frame 0xfffffe0091d685e0 > __mtx_lock_flags() at __mtx_lock_flags+0x12e/frame 0xfffffe0091d68630 > ipreass_cleanup() at ipreass_cleanup+0x86/frame 0xfffffe0091d68670 > if_detach_internal() at if_detach_internal+0x786/frame > 0xfffffe0091d686f0 > if_detach() at if_detach+0x3d/frame 0xfffffe0091d68710 > lo_clone_destroy() at lo_clone_destroy+0x16/frame 0xfffffe0091d68730 > if_clone_destroyif() at if_clone_destroyif+0x21f/frame > 0xfffffe0091d68780 > if_clone_detach() at if_clone_detach+0xb8/frame 0xfffffe0091d687b0 > vnet_loif_uninit() at vnet_loif_uninit+0x26/frame 0xfffffe0091d687d0 > vnet_destroy() at vnet_destroy+0x124/frame 0xfffffe0091d68800 > prison_deref() at prison_deref+0x29d/frame 0xfffffe0091d68840 > sys_jail_remove() at sys_jail_remove+0x28f/frame 0xfffffe0091d68890 > amd64_syscall() at amd64_syscall+0x276/frame 0xfffffe0091d689b0 > fast_syscall_common() at fast_syscall_common+0x101/frame > 0xfffffe0091d689b0 > --- syscall (508, FreeBSD ELF64, sys_jail_remove), rip = > 0x80031e12a, rsp = 0x7fffffffe848, rbp = 0x7fffffffe8d0 --- > KDB: enter: panic > [ thread pid 1223 tid 100501 ] > Stopped at kdb_enter+0x3b: movq $0,kdb_why > db> > > To reproduce: > > kldload pfsync > cd /usr/tests/sys/netpfil/pf > sudo kyua test > I'll revert r346530 until further testing has taken place. Thank you! --HPS
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