Date: Tue, 3 Dec 2019 11:47:37 +0100 From: peter.blok@bsd4all.org To: FreeBSD Stable <freebsd-stable@freebsd.org> Subject: panic when stopping jails Message-ID: <74BFA719-C09A-47C7-89F9-B7F9DF6B1EF7@bsd4all.org>
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Hi, I=E2=80=99m getting the following panic when stopping jais. When = ifunit_ref iterates over the VNET ifnet=E2=80=99s it gets a bad ifp. = I=E2=80=99m using netgrapg bridge=E2=80=99s. Any pointers how to debug are welcome. Crash dump is available. Peter Fatal trap 9: general protection fault while in kernel mode cpuid =3D 3; apic id =3D 03 instruction pointer =3D 0x20:0xffffffff807377c5 stack pointer =3D 0x28:0xfffffe00d1e90870 frame pointer =3D 0x28:0xfffffe00d1e90870 code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags =3D interrupt enabled, resume, IOPL =3D 0 current process =3D 8537 (ifconfig) trap number =3D 9 panic: general protection fault cpuid =3D 3 time =3D 1575297301 KDB: stack backtrace: #0 0xffffffff8069a8d7 at kdb_backtrace+0x67 #1 0xffffffff8064ec6d at vpanic+0x19d #2 0xffffffff8064eac3 at panic+0x43 #3 0xffffffff809e450c at trap_fatal+0x39c #4 0xffffffff809e395a at trap+0x6a #5 0xffffffff809be97c at calltrap+0x8 #6 0xffffffff80750ff1 at ifunit_ref+0x51 #7 0xffffffff8075328c at ifioctl+0x47c #8 0xffffffff806b8b2e at kern_ioctl+0x2be #9 0xffffffff806b87fd at sys_ioctl+0x15d #10 0xffffffff809e50a2 at amd64_syscall+0x362 #11 0xffffffff809bf2b0 at fast_syscall_common+0x101=
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