Skip site navigation (1)Skip section navigation (2)
Date:      Fri, 28 Jun 2019 20:28:15 +0000
From:      bugzilla-noreply@freebsd.org
To:        testing@freebsd.org
Subject:   [Bug 238870] sys.netpfil.pf.names.names and sys.netpfil.pf.synproxy.synproxy cause panic
Message-ID:  <bug-238870-32464-t3SoIlDh8l@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-238870-32464@https.bugs.freebsd.org/bugzilla/>
References:  <bug-238870-32464@https.bugs.freebsd.org/bugzilla/>

next in thread | previous in thread | raw e-mail | index | archive | help
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D238870

Kristof Provost <kp@freebsd.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |kp@freebsd.org

--- Comment #1 from Kristof Provost <kp@freebsd.org> ---
The backtrace suggests this is an epair teardown problem:

panic: epair_qflush: ifp=3D0xfffff80063f15800, epair_softc gone? sc=3D0

cpuid =3D 0
time =3D 1561746423
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe0024260=
750
vpanic() at vpanic+0x19d/frame 0xfffffe00242607a0
panic() at panic+0x43/frame 0xfffffe0024260800
epair_qflush() at epair_qflush+0x1ba/frame 0xfffffe0024260850
if_down() at if_down+0x11d/frame 0xfffffe0024260880
if_detach_internal() at if_detach_internal+0x704/frame 0xfffffe0024260900
if_vmove() at if_vmove+0x3c/frame 0xfffffe0024260950
vnet_if_return() at vnet_if_return+0x48/frame 0xfffffe0024260970
vnet_destroy() at vnet_destroy+0x124/frame 0xfffffe00242609a0
prison_deref() at prison_deref+0x29d/frame 0xfffffe00242609e0
taskqueue_run_locked() at taskqueue_run_locked+0x10c/frame 0xfffffe0024260a=
40
taskqueue_thread_loop() at taskqueue_thread_loop+0x88/frame 0xfffffe0024260=
a70
fork_exit() at fork_exit+0x84/frame 0xfffffe0024260ab0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0024260ab0
--- trap 0, rip =3D 0, rsp =3D 0, rbp =3D 0 ---

The pf tests create and destroy many epair interfaces as they start up and =
stop
vnet jails.

--=20
You are receiving this mail because:
You are the assignee for the bug.=



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?bug-238870-32464-t3SoIlDh8l>