kgdb: kvm_nlist(_stopped_cpus): kgdb: kvm_nlist(_stoppcbs): [GDB will not be able to debug user-mode threads: /usr/lib/libthread_db.so: Undefined symbol "ps_pglobal_lookup"] GNU gdb 6.1.1 [FreeBSD] Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i386-marcel-freebsd". Unread portion of the kernel message buffer: kernel trap 12 with interrupts disabled Fatal trap 12: page fault while in kernel mode fault virtual address = 0x5fdf3977 fault code = supervisor write, page not present instruction pointer = 0x20:0xc06e4186 stack pointer = 0x28:0xd6099ad8 frame pointer = 0x28:0xd6099b5c code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, def32 1, gran 1 processor eflags = resume, IOPL = 0 current process = 2414 (firefox-bin) trap number = 12 panic: page fault Uptime: 23h49m49s Physical memory: 503 MB Dumping 89 MB: 74 58 42 26 10 #0 doadump () at pcpu.h:172 172 pcpu.h: No such file or directory. in pcpu.h (kgdb) list *0xc06e4186 0xc06e4186 is in lapic_handle_intr (/usr/src/sys/i386/i386/local_apic.c:615). 610 lapic->eoi = 0; 611 } 612 613 void 614 lapic_handle_intr(int vector, struct trapframe *frame) 615 { 616 struct intsrc *isrc; 617 618 if (vector == -1) 619 panic("Couldn't get vector from ISR!"); (kgdb) bt #0 doadump () at pcpu.h:172 #1 0xc051779c in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:409 #2 0xc0517ccf in panic (fmt=0xc071ad55 "%s") at /usr/src/sys/kern/kern_shutdown.c:563 #3 0xc06f15fa in trap_fatal (frame=0xd6099a98, eva=1608464759) at /usr/src/sys/i386/i386/trap.c:868 #4 0xc06f189c in trap_pfault (frame=0xd6099a98, usermode=0, eva=1608464759) at /usr/src/sys/i386/i386/trap.c:777 #5 0xc06f1ccf in trap (frame=0xd6099a98) at /usr/src/sys/i386/i386/trap.c:462 #6 0xc06dd23b in calltrap () at /usr/src/sys/i386/i386/exception.s:139 #7 0xc06e4186 in lapic_handle_intr (vector=49, frame=0x0) at /usr/src/sys/i386/i386/local_apic.c:615 #8 0xc05693e5 in sosend_generic (so=0xc2dfd498, addr=0x0, uio=0xd6099c5c, top=0xc2be7900, control=0x0, flags=0, td=0xc3238570) at /usr/src/sys/kern/uipc_socket.c:1262 #9 0xc05509a3 in soo_write (fp=0x31, uio=0xd6099c5c, active_cred=0xc30b9200, flags=0, td=0xc3238570) at /usr/src/sys/kern/sys_socket.c:111 #10 0xc0549b12 in dofilewrite (td=0xc3238570, fd=3, fp=0xc2c3e318, auio=0xd6099c5c, offset=Unhandled dwarf expression opcode 0x93 ) at file.h:254 #11 0xc0549e7e in kern_writev (td=0xc3238570, fd=3, auio=0x31) at /usr/src/sys/kern/sys_generic.c:375 #12 0xc0549f5d in write (td=0x31, uap=0x30554238) at /usr/src/sys/kern/sys_generic.c:305 #13 0xc06f2174 in syscall (frame=0xd6099d38) at /usr/src/sys/i386/i386/trap.c:1010 #14 0xc06dd2a0 in Xint0x80_syscall () at /usr/src/sys/i386/i386/exception.s:196 #15 0x00000033 in ?? () Previous frame inner to this frame (corrupt stack?) (kgdb) bt full #0 doadump () at pcpu.h:172 No locals. #1 0xc051779c in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:409 first_buf_printf = 1 #2 0xc0517ccf in panic (fmt=0xc071ad55 "%s") at /usr/src/sys/kern/kern_shutdown.c:563 bootopt = 260 newpanic = 0 buf = "page fault", '\0' #3 0xc06f15fa in trap_fatal (frame=0xd6099a98, eva=1608464759) at /usr/src/sys/i386/i386/trap.c:868 code = 40 type = 12 ss = 40 esp = 0 softseg = {ssd_base = 0, ssd_limit = 1048575, ssd_type = 27, ssd_dpl = 0, ssd_p = 1, ssd_xx = 0, ssd_xx1 = 0, ssd_def32 = 1, ssd_gran = 1} msg = 0x0 #4 0xc06f189c in trap_pfault (frame=0xd6099a98, usermode=0, eva=1608464759) at /usr/src/sys/i386/i386/trap.c:777 va = 1608462336 vm = (struct vmspace *) 0x0 map = 0xc2963208 rv = 5 ftype = 5 '\005' p = (struct proc *) 0x0 #5 0xc06f1ccf in trap (frame=0xd6099a98) at /usr/src/sys/i386/i386/trap.c:462 p = (struct proc *) 0xc3233000 i = 0 ucode = 0 type = 12 code = 2 addr = 0 eva = 1608464759 ksi = {ksi_link = {tqe_next = 0xc2dffb28, tqe_prev = 0xc31ed400}, ksi_info = {si_signo = -704013536, si_errno = -1067306464, si_code = -1021389824, si_pid = 0, si_uid = 3590953484, si_status = 1, si_addr = 0x0, si_value = {sival_int = -1025518440, sival_ptr = 0xc2dfd498}, _reason = {_fault = {_trapno = 0}, _timer = {_timerid = 0, _overrun = 612802583}, _mesgq = {_mqd = 0}, _poll = {_band = 0}, __spare__ = {__spare1__ = 0, __spare2__ = {612802583, 82992, 1448, 82992, -1778384896, 0, 0}}}}, ksi_flags = 0, ksi_sigq = 0x0} #6 0xc06dd23b in calltrap () at /usr/src/sys/i386/i386/exception.s:139 No locals. #7 0xc06e4186 in lapic_handle_intr (vector=49, frame=0x0) at /usr/src/sys/i386/i386/local_apic.c:615 isrc = (struct intsrc *) 0x31 #8 0xc05693e5 in sosend_generic (so=0xc2dfd498, addr=0x0, uio=0xd6099c5c, top=0xc2be7900, control=0x0, flags=0, td=0xc3238570) at /usr/src/sys/kern/uipc_socket.c:1262 space = 88992 resid = 0 clen = 0 error = 0 dontroute = 0 atomic = 0 #9 0xc05509a3 in soo_write (fp=0x31, uio=0xd6099c5c, active_cred=0xc30b9200, flags=0, td=0xc3238570) at /usr/src/sys/kern/sys_socket.c:111 so = (struct socket *) 0xc2ca1298 error = 1 #10 0xc0549b12 in dofilewrite (td=0xc3238570, fd=3, fp=0xc2c3e318, auio=0xd6099c5c, offset=Unhandled dwarf expression opcode 0x93 ) at file.h:254 cnt = 1656 error = 0 ktruio = (struct uio *) 0x0 #11 0xc0549e7e in kern_writev (td=0xc3238570, fd=3, auio=0x31) at /usr/src/sys/kern/sys_generic.c:375 fp = (struct file *) 0xc2c3e318 error = 0 #12 0xc0549f5d in write (td=0x31, uap=0x30554238) at /usr/src/sys/kern/sys_generic.c:305 auio = {uio_iov = 0xd6099c54, uio_iovcnt = 1, uio_offset = 1655, uio_resid = 0, uio_segflg = UIO_USERSPACE, uio_rw = UIO_WRITE, uio_td = 0xc3238570} aiov = {iov_base = 0x29c04678, iov_len = 0} #13 0xc06f2174 in syscall (frame=0xd6099d38) at /usr/src/sys/i386/i386/trap.c:1010 params = 0xbfbfd210
callp = (struct sysent *) 0xc0755aa0 p = (struct proc *) 0xc3233000 orig_tf_eflags = 646 error = 0 narg = 3 args = {3, 700465152, 1656, 0, -1028634868, -1021104128, -1021082256, -1068517536} code = 4 ksi = {ksi_link = {tqe_next = 0xc04fb760, tqe_prev = 0xc2b04700}, ksi_info = {si_signo = 0, si_errno = 683054931, si_code = 0, si_pid = 0, si_uid = 3273863168, si_status = -1021082256, si_addr = 0xd6099cf4, si_value = {sival_int = -1068252168, sival_ptr = 0xc053c3f8}, _reason = {_fault = {_trapno = 0}, _timer = {_timerid = 0, _overrun = -704013068}, _mesgq = {_mqd = 0}, _poll = {_band = 0}, __spare__ = {__spare1__ = 0, __spare2__ = {-704013068, -1068517511, -1021082256, -704013000, -1028634880, 4, -704013020}}}}, ksi_flags = -1068517588, ksi_sigq = 0xc2b04700} #14 0xc06dd2a0 in Xint0x80_syscall () at /usr/src/sys/i386/i386/exception.s:196 No locals. #15 0x00000033 in ?? () No symbol table info available.