Date: Mon, 09 Mar 2020 22:48:42 +0000 From: bugzilla-noreply@freebsd.org To: testing@freebsd.org Subject: [Bug 244703] sys.netpfil.pf.nat.exhaust panics kernel Message-ID: <bug-244703-32464@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D244703 Bug ID: 244703 Summary: sys.netpfil.pf.nat.exhaust panics kernel Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: tests Assignee: testing@freebsd.org Reporter: lwhsu@FreeBSD.org FreeBSD-head-amd64-test job starts randomly failing after: https://ci.freebsd.org/job/FreeBSD-head-amd64-test/14511/ and following builds: https://ci.freebsd.org/job/FreeBSD-head-amd64-test/14512/ https://ci.freebsd.org/job/FreeBSD-head-amd64-test/14515/ https://ci.freebsd.org/job/FreeBSD-head-amd64-test/14516/ https://ci.freebsd.org/job/FreeBSD-head-amd64-test/14517/ ... https://ci.freebsd.org/job/FreeBSD-head-amd64-test/14528/ Console log: sys/netpfil/pf/nat:exhaust -> panic: epair_qflush: ifp=3D0xfffff800ae6d58= 00, epair_softc gone? sc=3D0 cpuid =3D 0 time =3D 1583444839 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe002c6fe= 880 vpanic() at vpanic+0x185/frame 0xfffffe002c6fe8e0 panic() at panic+0x43/frame 0xfffffe002c6fe940 epair_qflush() at epair_qflush+0x1a8/frame 0xfffffe002c6fe990 if_down() at if_down+0x12d/frame 0xfffffe002c6fe9c0 if_detach_internal() at if_detach_internal+0x2de/frame 0xfffffe002c6fea20 if_vmove() at if_vmove+0x3c/frame 0xfffffe002c6fea70 vnet_if_return() at vnet_if_return+0x50/frame 0xfffffe002c6fea90 vnet_destroy() at vnet_destroy+0x130/frame 0xfffffe002c6feac0 prison_deref() at prison_deref+0x29d/frame 0xfffffe002c6feb00 taskqueue_run_locked() at taskqueue_run_locked+0xaa/frame 0xfffffe002c6feb80 taskqueue_thread_loop() at taskqueue_thread_loop+0xc2/frame 0xfffffe002c6fe= bb0 fork_exit() at fork_exit+0x80/frame 0xfffffe002c6febf0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe002c6febf0 --- trap 0, rip =3D 0, rsp =3D 0, rbp =3D 0 --- KDB: enter: panic [ thread pid 0 tid 100011 ] Stopped at kdb_enter+0x37: movq $0,0x10874b6(%rip) db:0:kdb.enter.panic> show pcpu cpuid =3D 0 dynamic pcpu =3D 0x788d80 curthread =3D 0xfffffe0008688c00: pid 0 tid 100011 critnest 1 "thread ta= skq" curpcb =3D 0xfffffe0008689110 fpcurthread =3D none idlethread =3D 0xfffffe000a1f6300: tid 100003 "idle: cpu0" self =3D 0xffffffff82210000 curpmap =3D 0xffffffff81d9ea50 tssp =3D 0xffffffff82210384 rsp0 =3D 0xfffffe002c6fecc0 kcr3 =3D 0x8000000002119002 ucr3 =3D 0xffffffffffffffff scr3 =3D 0x1012c8f99 gs32p =3D 0xffffffff82210404 ldt =3D 0xffffffff82210444 tss =3D 0xffffffff82210434 tlb gen =3D 307136 curvnet =3D 0xfffff80003438380 spin locks held: db:0:kdb.enter.panic> It can be reproduced by running `kyua test sys.netpfil.pf.nat.exhaust` in a loop in the VM: https://artifact.ci.freebsd.org/snapshot/head/r358683/amd64/amd64/disk-test= .img.xz --=20 You are receiving this mail because: You are the assignee for the bug.=
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