Date: Sat, 15 Apr 2017 11:18:41 +0200 From: "O. Hartmann" <o.hartmann@walstatt.org> To: Konstantin Belousov <kostikbel@gmail.com> Cc: "O. Hartmann" <ohartmann@walstatt.org>, Alan Somers <asomers@freebsd.org>, FreeBSD CURRENT <freebsd-current@freebsd.org> Subject: Re: CURRENT (r316844): Fatal trap 12: page fault while in kernel mode (syslogd) Message-ID: <20170415111841.0c34be88@thor.intern.walstatt.dynvpn.de> In-Reply-To: <20170414171857.GK1788@kib.kiev.ua> References: <20170414175246.2353dcf0@thor.intern.walstatt.dynvpn.de> <CAOtMX2gnNtBkWcJArauE=g5SP-F3h2QqazoOKBUfSVZZarkGPw@mail.gmail.com> <20170414185827.1ab68398@thor.intern.walstatt.dynvpn.de> <20170414171857.GK1788@kib.kiev.ua>
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--Sig_/U_7E9_slqHqr/SBsLaZ4do6 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Am Fri, 14 Apr 2017 20:18:57 +0300 Konstantin Belousov <kostikbel@gmail.com> schrieb: > On Fri, Apr 14, 2017 at 06:58:27PM +0200, O. Hartmann wrote: > > Fatal trap 12: page fault while in kernel mode > > cpuid =3D 2; apic id =3D 02 > > fault virtual address =3D 0xfffff8001282fb00 > > fault code =3D supervisor read instruction, protection vio= lation =20 >=20 > > ??() at 0xfffff8001282fb00 > > bpf_mtap() at bpf_mtap+0x1ab/frame 0xfffffe012d2aefb0 > > iflib_txq_drain() at iflib_txq_drain+0x1383/frame 0xfffffe012d2af130 > > drain_ring_lockless() at drain_ring_lockless+0xc0/frame 0xfffffe012d2af= 190 > > ifmp_ring_enqueue() at ifmp_ring_enqueue+0x32e/frame 0xfffffe012d2af200 > > iflib_if_transmit() at iflib_if_transmit+0xb0/frame 0xfffffe012d2af240 > > ether_output() at ether_output+0x730/frame 0xfffffe012d2af2e0 > > arprequest() at arprequest+0x426/frame 0xfffffe012d2af3e0 > > arpresolve_full() at arpresolve_full+0x3d1/frame 0xfffffe012d2af460 > > arpresolve() at arpresolve+0x10c/frame 0xfffffe012d2af4d0 > > ether_output() at ether_output+0x4e1/frame 0xfffffe012d2af570 > > ip_output() at ip_output+0x14e6/frame 0xfffffe012d2af6b0 > > udp_send() at udp_send+0xab1/frame 0xfffffe012d2af780 > > sosend_dgram() at sosend_dgram+0x3e4/frame 0xfffffe012d2af7f0 > > kern_sendit() at kern_sendit+0x229/frame 0xfffffe012d2af890 > > sendit() at sendit+0x1a7/frame 0xfffffe012d2af8e0 > > sys_sendto() at sys_sendto+0x4d/frame 0xfffffe012d2af930 > > amd64_syscall() at amd64_syscall+0x4c2/frame 0xfffffe012d2afab0 > > Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe012d2afab0 > > syscall (133, FreeBSD ELF64, sys_sendto), rip =3D 0x800b8a5fa, rsp =3D = 0x7fffffffd6b8, > > rbp =3D 0x7fffffffdcc0 --- =20 >=20 > You probably have BPF_JITTER option in your kernel config. Either set > net.bpf_jitter.enable to 0 for now, or remove the option. >=20 > It is due to r316767. The issue is known and a solution is being discusse= d. simply setting "net.bpf_jitter.enable=3D0" in /boot/loader.conf.local doesn= 't help, the Trap 12 still occurs. --=20 O. Hartmann Ich widerspreche der Nutzung oder =C3=9Cbermittlung meiner Daten f=C3=BCr Werbezwecke oder f=C3=BCr die Markt- oder Meinungsforschung (=C2=A7 28 Abs.= 4 BDSG). --Sig_/U_7E9_slqHqr/SBsLaZ4do6 Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iLUEARMKAB0WIQQZVZMzAtwC2T/86TrS528fyFhYlAUCWPHlcgAKCRDS528fyFhY lJ3EAgCWqAEmNBOiMbmT+BL8AzJ9PM1zZauakSzQJ+qyRyGMjXR+SQwHsrVAhsjv lTYeqLdwZCfnWYWsmft+Tv2rCnkvAf4tv0cTJ8g6DR2+QRMf3ewFGnZU8kFyvIdp JUWDodZ9cvou6AwHk3BX6vpsLZUOB3oW/svnTCRPIRxF+/tA6+Gh =hNIZ -----END PGP SIGNATURE----- --Sig_/U_7E9_slqHqr/SBsLaZ4do6--
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