Date: Sat, 2 Feb 2002 19:39:14 -0800 (PST) From: Ming Zhang <ming@unixbox.com> To: freebsd-gnats-submit@FreeBSD.org Subject: kern/34569: kernel panic. Related to softupdate Message-ID: <200202030339.g133dEt12290@freefall.freebsd.org>
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>Number: 34569
>Category: kern
>Synopsis: kernel panic. Related to softupdate
>Confidential: no
>Severity: serious
>Priority: high
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Sat Feb 02 19:40:01 PST 2002
>Closed-Date:
>Last-Modified:
>Originator: Ming Zhang
>Release: FreeBSD 4.5-RC
>Organization:
>Environment:
shell# uname -a
FreeBSD shell.unixbox.com 4.5-RC FreeBSD 4.5-RC #5: Thu Jan 24 15:57:55 PST 2002 ming@shell.unixbox.com:/usr/src/sys/compile/unixbox i386
>Description:
Here is what I see in the log after the machine crashed:
Feb 2 19:26:59 shell /kernel: /dev/ad2s1f: UNEXPECTED SOFT UPDATE INCONSISTENCY
; RUN fsck MANUALLY.
Feb 2 19:26:59 shell /kernel: THE FOLLOWING FILE SYSTEM HAD AN UNEXPECTED INCON
SISTENCY:
Feb 2 19:26:59 shell /kernel:
Feb 2 19:26:59 shell /kernel: /dev/ad2s1f (/var)
Feb 2 19:26:59 shell /kernel: Automatic file system check failed... help!
Feb 2 19:26:59 shell /kernel: Enter full pathname of shell or RETURN for /bin/s
h:
here is the gdb backtrace of the core:
gdb -k kernel.33 ming
GNU gdb 4.18
Copyright 1998 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-unknown-freebsd"...
(no debugging symbols found)...
IdlePTD at phsyical address 0x002c3000
initial pcb at physical address 0x002457a0
panicstr: page fault
panic messages:
---
Fatal trap 12: page fault while in kernel mode
fault virtual address = 0x28
fault code = supervisor read, page not present
instruction pointer = 0x8:0xc019c9f9
stack pointer = 0x10:0xc0226444
frame pointer = 0x10:0xc0226460
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 = Idle
interrupt mask = bio
trap number = 12
panic: page fault
Uptime: 8d21h41m40s
dumping to dev #ad/0x20001, offset 1656001
dump ata0: resetting devices .. done
191 190 189 188 187 186 185 184 183 182 181 180 179 178 177 176 175 174 173 172 171 170 169 168 167 166 165 164 163 162 161 160 159 158 157 156 155 154 153 152 151 150 149 148 147 146 145 144 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
---
#0 0xc01485c2 in dumpsys ()
(kgdb) bt
#0 0xc01485c2 in dumpsys ()
#1 0xc01483d7 in boot ()
#2 0xc01487b8 in poweroff_wait ()
#3 0xc01f5d0a in trap_fatal ()
#4 0xc01f59dd in trap_pfault ()
#5 0xc01f55c7 in trap ()
#6 0xc01a87dc in acquire_lock ()
#7 0xc01ac840 in softdep_update_inodeblock ()
#8 0xc01a78f5 in ffs_update ()
#9 0xc01b12e5 in ffs_fsync ()
#10 0xc01afbbf in ffs_sync ()
#11 0xc0178537 in sync ()
#12 0xc014818a in boot ()
#13 0xc01487b8 in poweroff_wait ()
#14 0xc01f5d0a in trap_fatal ()
#15 0xc01f59dd in trap_pfault ()
#16 0xc01f55c7 in trap ()
#17 0xc019c9f9 in syncache_socket ()
#18 0xc019cb40 in syncache_expand ()
#19 0xc019867c in tcp_input ()
#20 0xc0194863 in ip_input ()
#21 0xc01948c3 in ipintr ()
>How-To-Repeat:
Don't know how
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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