Date: Sat, 21 Sep 2002 13:53:49 +0930 (CST) From: "Daniel O'Connor" <darius@dons.net.au> To: FreeBSD-gnats-submit@FreeBSD.org Subject: kern/43151: Panic 20 seconds after resume Message-ID: <200209210423.g8L4NnZq000710@chowder.dons.net.au>
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>Number: 43151 >Category: kern >Synopsis: Panic 20 seconds after resume >Confidential: no >Severity: serious >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Fri Sep 20 21:30:02 PDT 2002 >Closed-Date: >Last-Modified: >Originator: Daniel O'Connor >Release: FreeBSD 4.7-PRERELEASE i386 >Organization: >Environment: System: FreeBSD chowder.dons.net.au 4.7-PRERELEASE FreeBSD 4.7-PRERELEASE #14: Thu Sep 12 17:09:00 CST 2002 darius@chowder.gsoft.com.au:/usr/src/sys/compile/CHOWDER i386 >Description: Machine hung about 20 seconds after resuming from suspend. Got a crash dump, backtrace -> IdlePTD at phsyical address 0x00394000 initial pcb at physical address 0x002883e0 panicstr: page fault panic messages: --- Fatal trap 12: page fault while in kernel mode fault virtual address = 0x400bceb3 fault code = supervisor read, page not present instruction pointer = 0x8:0xc01f1bc0 stack pointer = 0x10:0xd0c13ecc frame pointer = 0x10:0xd0c13ecc 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 = 29719 (netstat) interrupt mask = none trap number = 12 panic: page fault syncing disks... 36 35 35 27 27 23 23 19 19 17 16 16 13 13 9 9 2 1 1 done Uptime: 8h39m20s [ ... ] (kgdb) bt #0 dumpsys () at ../../kern/kern_shutdown.c:487 #1 0xc015261b in boot (howto=256) at ../../kern/kern_shutdown.c:316 #2 0xc0152a59 in panic (fmt=0xc025b32c "%s") at ../../kern/kern_shutdown.c:595 #3 0xc0215793 in trap_fatal (frame=0xd0c13e8c, eva=1074515635) at ../../i386/i386/trap.c:974 #4 0xc0215441 in trap_pfault (frame=0xd0c13e8c, usermode=0, eva=1074515635) at ../../i386/i386/trap.c:867 #5 0xc0214fe7 in trap (frame={tf_fs = -792657904, tf_es = 16, tf_ds = -1057619952, tf_edi = 7247, tf_esi = -1063011584, tf_ebp = -792641844, tf_isp = -792641864, tf_ebx = -1070858200, tf_edx = -1054199808, tf_ecx = 1074515635, tf_eax = 1074515635, tf_trapno = 12, tf_err = 0, tf_eip = -1071703104, tf_cs = 8, tf_eflags = 66067, tf_esp = -792641816, tf_ss = -1072411889}) at ../../i386/i386/trap.c:466 #6 0xc01f1bc0 in strcmp (s1=0xc12a3000 "imp_softc", s2=0x400bceb3 <Address 0x400bceb3 out of bounds>) at ../../libkern/strcmp.c:50 #7 0xc0144b0f in link_elf_lookup_symbol (lf=0xc0a3ba80, name=0xc12a3000 "imp_softc", sym=0xd0c13f08) at ../../kern/link_elf.c:914 #8 0xc0143005 in kldsym (p=0xd08bf680, uap=0xd0c13f80) at ../../kern/kern_linker.c:879 #9 0xc0215a49 in syscall2 (frame={tf_fs = 47, tf_es = 47, tf_ds = 47, tf_edi = 134604684, tf_esi = 134604696, tf_ebp = -1077937548, tf_isp = -792641580, tf_ebx = 671609756, tf_edx = 0, tf_ecx = 0, tf_eax = 337, tf_trapno = 12, tf_err = 2, tf_eip = 671902280, tf_cs = 31, tf_eflags = 663, tf_esp = -1077937608, tf_ss = 47}) at ../../i386/i386/trap.c:1175 #10 0xc0208c95 in Xint0x80_syscall () #11 0x804fe66 in ?? () #12 0x804fa20 in ?? () #13 0x80492e9 in ?? () [ ... ] #8 0xc0143005 in kldsym (p=0xd08bf680, uap=0xd0c13f80) at ../../kern/kern_linker.c:879 879 if (lf->ops->lookup_symbol(lf, symstr, &sym) == 0 && (kgdb) print symstr $3 = 0xc12a3000 "imp_softc" (kgdb) print &sym $4 = (c_linker_sym_t *) 0xd0c13f08 (kgdb) print sym $5 = 0xc0105b80 "±\022" (kgdb) print lf $6 = 0xc0a3ba80 (kgdb) down #7 0xc0144b0f in link_elf_lookup_symbol (lf=0xc0a3ba80, name=0xc12a3000 "imp_softc", sym=0xd0c13f08) at ../../kern/link_elf.c:914 914 if (strcmp(name, strp) == 0) { (kgdb) print name $7 = 0xc12a3000 "imp_softc" (kgdb) print strp $8 = 0x0 >How-To-Repeat: Not sure <sigh> Haven't seen it before. >Fix: >Release-Note: >Audit-Trail: >Unformatted: To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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