fbsd# kgdb /usr/src/sys/i386/compile/GENERIC/kernel.debug /var/crash/vmcore.3 [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 page fault with the following non-sleepable locks held: exclusive sleep mutex so_rcv r = 0 (0xc30a56f0) locked _at_ kern/uipc_socket2.c:166 exclusive sleep mutex inp (tcpinp) r = 0 (0xc30db480) locked _at_ netinet/tcp_usrreq.c:252 exclusive sleep mutex tcp r = 0 (0xc0a5a2ec) locked _at_ netinet/tcp_usrreq.c:251 KDB: stack backtrace: kdb_backtrace(3,c2c91d38,c,c2773360,d5aa8a5c,...) at kdb_backtrace+0x29 witness_warn(5,0,c0946263) at witness_warn+0x192 trap(c0a50008,28,c0910028,c30a56d8,c30a567c,...) at trap+0x108 calltrap() at calltrap+0x5 --- trap 0xc, eip = 0xc06818d2, esp = 0xd5aa8aa4, ebp = 0xd5aa8aa4 --- knlist_mtx_locked(0) at knlist_mtx_locked+0x6 knote(c30a56d8,0,1,c30a56f0,c30a567c,...) at knote+0x1d sowakeup(c30a567c,c30a56cc) at sowakeup+0x61 soisdisconnected(c30a567c) at soisdisconnected+0x61 tcp_discardcb(c30b6570) at tcp_discardcb+0x1f5 tcp_detach(c30a567c,c30db3f0,c30a567c,c09d1568,d5aa8b74,...) at tcp_detach+0x14e tcp_usr_detach(c30a567c) at tcp_usr_detach+0x67 sofree(c30a567c) at sofree+0x1fe soclose(c30a567c) at soclose+0x2d9 soo_close(c30dfbd0,c2773360) at soo_close+0x4b fdrop_locked(c30dfbd0,c2773360,c24806d0,0,c091adae,...) at fdrop_locked+0x88 fdrop(c30dfbd0,c2773360,6b5,c0a11a94,0,...) at fdrop+0x24 closef(c30dfbd0,c2773360,1,0,0,...) at closef+0x367 kern_close(c2773360,1d,d5aa8d30,c08990de,c2773360,...) at kern_close+0x1b6 close(c2773360,d5aa8d04) at close+0x10 syscall(a8e0003b,bf1f003b,8245003b,e,947fa38,...) at syscall+0x256 Xint0x80_syscall() at Xint0x80_syscall+0x1f --- syscall (6, Linux ELF, close), eip = 0x28feecaf, esp = 0xbf1ff698, ebp = 0x91ed218 --- Fatal trap 12: page fault while in kernel mode cpuid = 0; apic id = 00 fault virtual address = 0x10 fault code = supervisor read, page not present instruction pointer = 0x20:0xc06818d2 stack pointer = 0x28:0xd5aa8aa4 frame pointer = 0x28:0xd5aa8aa4 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, def32 1, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 598 (skype) Dumping 511 MB (2 chunks) chunk 0: 1MB (159 pages) ... ok chunk 1: 511MB (130736 pages) 495 479 463 447 431 415 399 383 367 351 335 319 303 287 271 255 239 223 207 191 175 159 143 127 111 95 79 63 47 31 15 #0 doadump () at pcpu.h:166 166 pcpu.h: No such file or directory. in pcpu.h (kgdb) ) where #0 doadump () at pcpu.h:166 #1 0xc04758a3 in db_fncall (dummy1=-710244144, dummy2=0, dummy3=1016, dummy4=0xd5aa88a4 "¼\210ªÕø\003") at ../../../ddb/db_command.c:481 #2 0xc04756af in db_command (last_cmdp=0xc09f0a84, cmd_table=0x0) at ../../../ddb/db_command.c:396 #3 0xc047576a in db_command_loop () at ../../../ddb/db_command.c:448 #4 0xc0477369 in db_trap (type=12, code=0) at ../../../ddb/db_main.c:221 #5 0xc06b71d0 in kdb_trap (type=12, code=0, tf=0xd5aa8a64) at ../../../kern/subr_kdb.c:502 #6 0xc0898dc1 in trap_fatal (frame=0xd5aa8a64, eva=16) at ../../../i386/i386/trap.c:858 #7 0xc089843f in trap (frame= {tf_fs = -1062928376, tf_es = 40, tf_ds = -1064239064, tf_edi = -1022732584, tf_esi = -1022732676, tf_ebp = -710243676, tf_isp = -710243696, tf_ebx = -102 2732596, tf_edx = -1032388600, tf_ecx = 4, tf_eax = 0, tf_trapno = 12, tf_err = 16, tf_eip = -1066919726, tf_cs = 32, tf_eflags = 66050, tf_esp = -710243652, tf _ss = -1066920643}) at ../../../i386/i386/trap.c:277 #8 0xc0883e2a in calltrap () at ../../../i386/i386/exception.s:138 #9 0xc06818d2 in knlist_mtx_locked (arg=0x0) at ../../../kern/kern_event.c:1644 #10 0xc068153d in knote (list=0xc30a56d8, hint=0, islocked=1) at ../../../kern/kern_event.c:1520 #11 0xc06da6dd in sowakeup (so=0xc30a567c, sb=0xc30a56cc) at ../../../kern/uipc_sockbuf.c:190 #12 0xc06df7dd in soisdisconnected (so=0xc30a567c) at ../../../kern/uipc_socket2.c:170 #13 0xc07476d1 in tcp_discardcb (tp=0xc30b6570) at ../../../netinet/tcp_subr.c:786 #14 0xc074bee2 in tcp_detach (so=0xc30a567c, inp=0xc30db3f0) at ../../../netinet/tcp_usrreq.c:212 #15 0xc074bf9b in tcp_usr_detach (so=0xc30a567c) at ../../../netinet/tcp_usrreq.c:257 #16 0xc06dc206 in sofree (so=0xc30a567c) at ../../../kern/uipc_socket.c:614 #17 0xc06dc4f1 in soclose (so=0xc30a567c) at ../../../kern/uipc_socket.c:684 #18 0xc06c9c53 in soo_close (fp=0xc30dfbd0, td=0xc2773360) at ../../../kern/sys_socket.c:315 #19 0xc067dcc8 in fdrop_locked (fp=0xc30dfbd0, td=0xc2773360) at file.h:296 #20 0xc067dc38 in fdrop (fp=0xc30dfbd0, td=0xc2773360) at ../../../kern/kern_descrip.c:2164 #21 0xc067c727 in closef (fp=0xc30dfbd0, td=0xc2773360) at ../../../kern/kern_descrip.c:1979 #22 0xc067a002 in kern_close (td=0xc2773360, fd=29) at ../../../kern/kern_descrip.c:1026 #23 0xc0679e48 in close (td=0xc2773360, uap=0x0) at ../../../kern/kern_descrip.c:977 #24 0xc08990de in syscall (frame= {tf_fs = -1461714885, tf_es = -1088487365, tf_ds = -2109407173, tf_edi = 14, tf_esi = 155712056, tf_ebp = 153014808, tf_isp = -710242972, tf_ebx = 29, tf_ edx = 156362632, tf_ecx = 1, tf_eax = 6, tf_trapno = 22, tf_err = 2, tf_eip = 687795375, tf_cs = 51, tf_eflags = 582, tf_esp = -1088424296, tf_ss = 59}) at ../../../i386/i386/trap.c:1006 #25 0xc0883e7f in Xint0x80_syscall () at ../../../i386/i386/exception.s:191 #26 0x00000033 in ?? () Previous frame inner to this frame (corrupt stack?) (kgdb) FreeBSD fbsd.interex.net 7.0-CURRENT FreeBSD 7.0-CURRENT #0: Wed Aug 2 13:15:27 CEST 2006 root_at_fbsd.interex.net:/usr/src/sys/i386/compile/GENERIC i386 Regards, gg.Received on Wed Aug 02 2006 - 12:44:51 UTC
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