Date: Sun, 3 Aug 2003 21:30:16 -0700 (PDT) From: Eugene Grosbein <eugen@kuzbass.ru> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/53717: 4.8-RELEASE kernel panic (page fault) Message-ID: <200308040430.h744UGdw054934@freefall.freebsd.org>
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The following reply was made to PR kern/53717; it has been noted by GNATS.
From: Eugene Grosbein <eugen@kuzbass.ru>
To: bug-followup@freebsd.org
Cc: stable@freebsd.org
Subject: Re: kern/53717: 4.8-RELEASE kernel panic (page fault)
Date: Mon, 04 Aug 2003 12:23:49 +0800
Hi!
Now I have one more crashdump, this time INVARIANTS
and INVARIANT_SUPPORT were added into kernel.
gdb backtrace follows.
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This GDB was configured as "i386-unknown-freebsd"...Deprecated bfd_read called
at
/usr/src/gnu/usr.bin/binutils/gdb/../../../../contrib/gdb/gdb/dbxread.c line
2627 in
elfstab_build_psymtabs
Deprecated bfd_read called at
/usr/src/gnu/usr.bin/binutils/gdb/../../../../contrib/gdb/gdb/dbxread.c line
933 in fill_symbuf
IdlePTD at phsyical address 0x00358000
initial pcb at physical address 0x002c5160
panicstr: page fault
panic messages:
---
Fatal trap 12: page fault while in kernel mode
fault virtual address = 0xc0c1d046
fault code = supervisor write, page not present
instruction pointer = 0x8:0xc01e7dcb
stack pointer = 0x10:0xc029dafc
frame pointer = 0x10:0xc029db08
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 = net tty
trap number = 12
panic: page fault
syncing disks...
Fatal trap 12: page fault while in kernel mode
fault virtual address = 0x30
fault code = supervisor read, page not present
instruction pointer = 0x8:0xc01fb324
stack pointer = 0x10:0xc029d924
frame pointer = 0x10:0xc029d92c
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 = net tty bio
trap number = 12
panic: page fault
Uptime: 1d21h42m40s
dumping to dev #ad/0x20001, offset 2560
dump ata0: resetting devices .. done
254 253 252 251 250 249 248 247 246 245 244 243 242 241 240 239 238 237 236
235 234 233 232 231
230 229 228 227 226 225 224 223 222 221 220 219 218 217 216 215 214 213 212
211 210 209 208 207
206 205 204 203 202 201 200 199 198 197 196 195 194 193 192 191 190 189 188
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 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 0xc016a884 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:316
#2 0xc016acd1 in panic (fmt=0xc02926ec "%s")
at /usr/src/sys/kern/kern_shutdown.c:595
#3 0xc0242ea0 in trap_fatal (frame=0xc029d8e4, eva=48)
at /usr/src/sys/i386/i386/trap.c:974
#4 0xc0242b35 in trap_pfault (frame=0xc029d8e4, usermode=0, eva=48)
at /usr/src/sys/i386/i386/trap.c:867
#5 0xc02426c7 in trap (frame={tf_fs = 7274512, tf_es = 7274512,
tf_ds = -1072300016, tf_edi = 0, tf_esi = 2, tf_ebp = -1070999252,
tf_isp = -1070999280, tf_ebx = -1070903620, tf_edx = 6864960,
tf_ecx = -1070750176, tf_eax = 0, tf_trapno = 12, tf_err = 0,
tf_eip = -1071664348, tf_cs = 8, tf_eflags = 66050,
tf_esp = -1070999132, tf_ss = 2}) at /usr/src/sys/i386/i386/trap.c:466
#6 0xc01fb324 in acquire_lock (lk=0xc02b4ebc)
at /usr/src/sys/ufs/ffs/ffs_softdep.c:266
#7 0xc01ffa72 in softdep_fsync_mountdev (vp=0xce18db40)
at /usr/src/sys/ufs/ffs/ffs_softdep.c:4024
#8 0xc0203eb2 in ffs_fsync (ap=0xc029d9a4)
at /usr/src/sys/ufs/ffs/ffs_vnops.c:134
#9 0xc0202ad8 in ffs_sync (mp=0xc2306800, waitfor=2, cred=0xc0a78680,
p=0xc02da620) at vnode_if.h:558
#10 0xc019c6f7 in sync (p=0xc02da620, uap=0x0)
at /usr/src/sys/kern/vfs_syscalls.c:576
---Type <return> to continue, or q <return> to quit---
#11 0xc016a63f in boot (howto=256) at /usr/src/sys/kern/kern_shutdown.c:235
#12 0xc016acd1 in panic (fmt=0xc02926ec "%s")
at /usr/src/sys/kern/kern_shutdown.c:595
#13 0xc0242ea0 in trap_fatal (frame=0xc029dabc, eva=3233927238)
at /usr/src/sys/i386/i386/trap.c:974
#14 0xc0242b35 in trap_pfault (frame=0xc029dabc, usermode=0, eva=3233927238)
at /usr/src/sys/i386/i386/trap.c:867
#15 0xc02426c7 in trap (frame={tf_fs = 524304, tf_es = -1072234480,
tf_ds = -65520, tf_edi = -1062743296, tf_esi = 6754458,
tf_ebp = -1070998776, tf_isp = -1070998808, tf_ebx = -1062743296,
tf_edx = -1062756352, tf_ecx = -1842739780, tf_eax = 1716294,
tf_trapno = 12, tf_err = 2, tf_eip = -1071743541, tf_cs = 8,
tf_eflags = 66051, tf_esp = -1061979136, tf_ss = -1037502860})
at /usr/src/sys/i386/i386/trap.c:466
#16 0xc01e7dcb in xl_newbuf (sc=0xc228f000, c=0xc228f674)
at /usr/src/sys/pci/if_xl.c:1817
#17 0xc01e7f8e in xl_rxeof (sc=0xc228f000) at /usr/src/sys/pci/if_xl.c:1918
#18 0xc01e86cc in xl_intr (arg=0xc228f000) at /usr/src/sys/pci/if_xl.c:2156
#19 0xc023c432 in cpu_idle () at /usr/src/sys/i386/i386/machdep.c:1022
(kgdb) q
Eugene Grosbein
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