Date: Thu, 13 Jan 2005 11:17:07 +0100 From: Volker Stolz <vs@FreeBSD.org> To: freebsd-questions@FreeBSD.org Subject: 4.11: crash dump while burning cdr Message-ID: <20050113101707.GA579@i2.informatik.rwth-aachen.de>
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In case anybody is still interested in this one. I got it while burning
a CDR with xcdroast. For lisp-related reasons the kernel was also build with
options KVA_PAGES=768. I doubt it's easily repeatable.
IdlePTD at physical address 0x003fd000
initial pcb at physical address 0x0034b440
panicstr: page fault
panic messages:
---
dmesg: kvm_read:
---
#0 dumpsys () at /usr/src/sys/kern/kern_shutdown.c:487
487 if (dumping++) {
(kgdb) bt
#0 dumpsys () at /usr/src/sys/kern/kern_shutdown.c:487
#1 0x4017d147 in boot (howto=256) at /usr/src/sys/kern/kern_shutdown.c:316
#2 0x4017d56c in poweroff_wait (junk=0x403166ac, howto=1076978095) at /usr/src/sys/kern/kern_shutdown.c:595
#3 0x402b9c6a in trap_fatal (frame=0x64978ea0, eva=3217030860) at /usr/src/sys/i386/i386/trap.c:974
#4 0x402b993d in trap_pfault (frame=0x64978ea0, usermode=0, eva=3217030860) at /usr/src/sys/i386/i386/trap.c:867
#5 0x402b9527 in trap (frame={tf_fs = 16, tf_es = 1105068048, tf_ds = 16, tf_edi = -1077936456, tf_esi = -1077936456,
tf_ebp = 1687654116, tf_isp = 1687654092, tf_ebx = 1687654148, tf_edx = 1687642112, tf_ecx = -1077936456, tf_eax = 1,
tf_trapno = 12, tf_err = 2, tf_eip = 1127506396, tf_cs = 8, tf_eflags = 66118, tf_esp = 1684635488,
tf_ss = 1687654184}) at /usr/src/sys/i386/i386/trap.c:466
#6 0x433461dc in ?? ()
#7 0x43346682 in ?? ()
#8 0x402b9f19 in syscall2 (frame={tf_fs = 47, tf_es = 47, tf_ds = 47, tf_edi = 7, tf_esi = 0, tf_ebp = 1069465256,
tf_isp = 1687654356, tf_ebx = 7, tf_edx = 1069465184, tf_ecx = 14, tf_eax = 221, tf_trapno = 12, tf_err = 2,
tf_eip = 134645480, tf_cs = 31, tf_eflags = 582, tf_esp = 1069465148, tf_ss = 47})
at /usr/src/sys/i386/i386/trap.c:1175
#9 0x402adc45 in Xint0x80_syscall ()
#10 0x804b50e in ?? ()
#11 0x804a065 in ?? ()
#12 0x804a91a in ?? ()
#13 0x804864f in ?? ()
#14 0x804ce9f in ?? ()
Cheers,
Volker
--
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