Date: Mon, 28 May 2018 12:11:10 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 228562] ifa_ifwithnet: general protection fault while in kernel mode Message-ID: <bug-228562-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D228562 Bug ID: 228562 Summary: ifa_ifwithnet: general protection fault while in kernel mode Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: eadler@FreeBSD.org #0 __curthread () at ./machine/pcpu.h:231 td =3D <optimized out> #1 doadump (textdump=3D0) at /usr/src/sys/kern/kern_shutdown.c:366 error =3D <error reading variable error (Cannot access memory at ad= dress 0x0)> coredump =3D <optimized out> #2 0xffffffff804350bb in db_dump (dummy=3D<optimized out>, dummy2=3D<unava= ilable>,=20 dummy3=3D<unavailable>, dummy4=3D<unavailable>) at /usr/src/sys/ddb/db_command.c:574 error =3D <optimized out> #3 0xffffffff80434e7d in db_command (last_cmdp=3D<optimized out>,=20 cmd_table=3D<optimized out>, dopager=3D<optimized out>) at /usr/src/sys/ddb/db_command.c:481 modif =3D "" have_addr =3D false t =3D <optimized out> result =3D <optimized out> cmd =3D 0xffffffff81a5ce20 <db_cmds+480> addr =3D <unavailable> count =3D <unavailable> #4 0xffffffff80434c14 in db_command_loop () at /usr/src/sys/ddb/db_command.c:534 No locals. #5 0xffffffff80437dff in db_trap (type=3D<optimized out>, code=3D<optimize= d out>) at /usr/src/sys/ddb/db_main.c:252 jb =3D {{ _jb =3D {-2194903306096, -2194903306104, -2194903305968, -2115128448, -2119837784, 0, 9, -2143060599, -2194903306000, -2140630981, -2116086448, 0} }} bkpt =3D false watchpt =3D false prev_jb =3D 0x0 why =3D <optimized out> #6 0xffffffff80ba3923 in kdb_trap (type=3D9, code=3D0, tf=3D<optimized out= >) at /usr/src/sys/kern/subr_kdb.c:697 be =3D 0xffffffff81a5d7a8 <ddb_dbbe> intr =3D 582 did_stop_cpus =3D <error reading variable did_stop_cpus (Cannot acc= ess memory at address 0x1)> handled =3D <optimized out> other_cpus =3D <optimized out> #7 0xffffffff8101fbef in trap_fatal (frame=3D0xfffffe00f59172f0, eva=3D<op= timized out>) at /usr/src/sys/amd64/amd64/trap.c:883 code =3D <optimized out> softseg =3D { ssd_base =3D 0,=20 ssd_limit =3D 1048575,=20 ssd_type =3D 27,=20 ssd_dpl =3D 0,=20 ssd_p =3D 1,=20 ssd_long =3D 1,=20 ssd_def32 =3D 0,=20 ssd_gran =3D 1 } msg =3D <optimized out> ss =3D 40 type =3D <optimized out> handled =3D <optimized out> #8 0xffffffff8101f13d in trap (frame=3D0xfffffe00f59172f0) at /usr/src/sys/amd64/amd64/trap.c:203 td =3D 0xfffff8021d8b3000 dr6 =3D <error reading variable dr6 (Cannot access memory at address 0x0)> addr =3D <error reading variable addr (Cannot access memory at addr= ess 0x0)> ucode =3D <error reading variable ucode (Cannot access memory at ad= dress 0x0)> signo =3D <error reading variable signo (Cannot access memory at ad= dress 0x0)> p =3D <optimized out> type =3D 9 ksi =3D <optimized out> #9 <signal handler called> No locals. #10 0xffffffff80c58db1 in ifa_ifwithnet (addr=3D0xfffff8009847b4a8, ignore_= ptp=3D0,=20 fibnum=3D<optimized out>) at /usr/src/sys/net/if.c:2057 cp3 =3D <optimized out> cp =3D <optimized out> cp2 =3D <optimized out> ifp =3D 0xfffff8007d99c800 ifa =3D 0xfffff800a21d7c00 ifa_maybe =3D 0xfffff800a21d7c00 cplim =3D <optimized out> af =3D <optimized out> addr_data =3D <optimized out> #11 0xffffffff80c836c3 in ifa_ifwithroute (flags=3D2051, dst=3D0xfffff80098= 47b498,=20 gateway=3D0xfffff8009847b4a8, fibnum=3D0) at /usr/src/sys/net/route.c:7= 55 ifa =3D 0x0 #12 0xffffffff80c841b1 in rt_getifa_fib (info=3D0xfffffe00f5917580, fibnum=3D<optimized out>) at /usr/src/sys/net/route.c:1303 error =3D <optimized out> ifa =3D <optimized out> #13 0xffffffff80c82cef in rtrequest1_fib (req=3D<optimized out>, info=3D0xfffffe00f5917580,=20 ret_nrt=3D<optimized out>, fibnum=3D0) at /usr/src/sys/net/route.c:1586 error =3D <error reading variable error (Cannot access memory at ad= dress 0x2d)> rnh =3D 0xfffff8007d9f3a00 rt =3D <optimized out> ndst =3D <optimized out> ifa =3D <optimized out> rn =3D <optimized out> rt_old =3D <optimized out> mdst =3D <optimized out> #14 0xffffffff80c87f44 in route_output (m=3D<optimized out>, so=3D0xfffff80147008358) at /usr/src/sys/net/rtsock.c:693 saf =3D 2 '\002' error =3D <error reading variable error (Cannot access memory at ad= dress 0x3)> alloc_len =3D 1024 fibnum =3D 0 len =3D <optimized out> rtm =3D <optimized out> rp =3D <optimized out> i =3D <error reading variable i (Cannot access memory at address 0x= 7)> sin6 =3D 0x80 info =3D { rti_addrs =3D 7,=20 rti_flags =3D 2051,=20 rti_info =3D {0xfffff8009847b498, 0xfffff8009847b4a8, 0xfffff8009847b4b8, 0x0, 0x0, 0x0, 0x0, 0x0},=20 rti_ifa =3D 0x0,=20 rti_ifp =3D 0x0,=20 rti_filter =3D 0x0,=20 rti_filterdata =3D 0x0,=20 rti_mflags =3D 0,=20 rti_spare =3D 0,=20 rti_rmx =3D 0xfffff8009847b428 } rnh =3D <optimized out> rt =3D 0xffffffff80e8073c <uma_dbg_alloc+236> ifp =3D <optimized out> w =3D <optimized out> ss =3D <optimized out> saun =3D <optimized out> #15 0xffffffff80bf6517 in sosend_generic (so=3D0xfffff80147008358, addr=3D0= x0,=20 uio=3D0xfffffe00f5917940, top=3D0xdeadc0dedeadc0de, control=3D0xfffff80= 09848b000, flags=3D0,=20 td=3D0xfffff8021d8b3000) at /usr/src/sys/kern/uipc_socket.c:1575 clen =3D 0 resid =3D <optimized out> error =3D <optimized out> space =3D 7992 dontroute =3D <optimized out> atomic =3D <optimized out> #16 0xffffffff80bf674d in sosend (so=3D0xfffff8009848b0bf, addr=3D0x7,=20 uio=3D0xfffff8009848b0bf, top=3D0xfffff8009848b0b8, control=3D0x0, flag= s=3D0,=20 td=3D0xfffff8021d8b3000) at /usr/src/sys/kern/uipc_socket.c:1621 saved_vnet =3D 0x0 error =3D <optimized out> #17 0xffffffff80bd18b2 in soo_write (fp=3D<optimized out>, uio=3D0xfffffe00f5917940,=20 active_cred=3D<optimized out>, flags=3D<optimized out>, td=3D<optimized= out>) at /usr/src/sys/kern/sys_socket.c:148 so =3D 0xfffff80147008358 error =3D 0 #18 0xffffffff80bc8c17 in fo_write (fp=3D<optimized out>, uio=3D<optimized = out>,=20 active_cred=3D0xfffff8009848b0bf, flags=3D<optimized out>, td=3D<optimi= zed out>) at /usr/src/sys/sys/file.h:309 No locals. #19 dofilewrite (td=3D0xfffff8021d8b3000, fd=3D3, fp=3D0xfffff800987ae820,= =20 auio=3D0xfffffe00f5917940, offset=3D<optimized out>, flags=3D0) at /usr/src/sys/kern/sys_generic.c:567 cnt =3D 200 ktruio =3D 0x0 error =3D <optimized out> #20 0xffffffff80bc883a in kern_writev (td=3D0xfffff8021d8b3000, fd=3D3,=20 auio=3D0xfffffe00f5917940) at /usr/src/sys/kern/sys_generic.c:491 fp =3D 0xfffff8009848b0bf error =3D 0 #21 0xffffffff80bc87e6 in sys_write (td=3D0xfffff8009848b0bf, uap=3D<optimi= zed out>) at /usr/src/sys/kern/sys_generic.c:406 auio =3D { uio_iov =3D 0xfffffe00f5917970,=20 uio_iovcnt =3D 1,=20 uio_offset =3D 199,=20 uio_resid =3D 0,=20 uio_segflg =3D UIO_USERSPACE,=20 uio_rw =3D UIO_WRITE,=20 uio_td =3D 0xfffff8021d8b3000 } error =3D <optimized out> aiov =3D <optimized out> #22 0xffffffff810205fc in syscallenter (td=3D0xfffff8021d8b3000) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:135 p =3D 0xfffff800036e6538 error =3D <optimized out> sa =3D 0xfffff8021d8b33b0 traced =3D <optimized out> #23 amd64_syscall (td=3D0xfffff8021d8b3000, traced=3D0) at /usr/src/sys/amd64/amd64/trap.c:1006 ksi =3D <optimized out> error =3D <optimized out> #24 <signal handler called> No locals. #25 0x00000008003fc6ea in ?? () No symbol table info available. Backtrace stopped: Cannot access memory at address 0x7fffffffd8b8 --=20 You are receiving this mail because: You are the assignee for the bug.=
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