GENERIC HEAD from Aug 30 15:47 UTC, No vmcore

GDB: no debug ports present
KDB: debugger backends: ddb
KDB: current backend: ddb
Copyright (c) 1992-2006 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
        The Regents of the University of California. All rights reserved.
FreeBSD 7.0-CURRENT #0: Wed Aug 30 18:28:38 CEST 2006
    pho@crashbox.osted.lan:/usr/src/sys/i386/compile/PHO
WARNING: WITNESS option enabled, expect reduced performance.
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Intel(R) XEON(TM) CPU 1.80GHz (1799.81-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0xf24  Stepping = 4
  Features=0x3febfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM>
  Logical CPUs per core: 2
real memory  = 1073676288 (1023 MB)
avail memory = 1032491008 (984 MB)
:
Trying to mount root from ufs:/dev/ad0s1a
fxp0: link state changed to UP
fsync: giving up on dirty
0xc40c2930: tag devfs, type VCHR
    usecount 1, writecount 0, refcount 165 mountedhere 0xc3f9c700
    flags ()
    v_object 0xc406d348 ref 0 pages 646
     lock type devfs: EXCL (count 1) by thread 0xc4626360 (pid 25961)#0 0xc069347d at lockmgr+0x589
#1 0xc06f6489 at vop_stdlock+0x21
#2 0xc08af157 at VOP_LOCK_APV+0x87
#3 0xc070b234 at vn_lock+0xac
#4 0xc07df2c7 at ffs_sync+0x2ff
#5 0xc070b901 at vfs_write_suspend+0xa5
#6 0xc07cd365 at ffs_snapshot+0xb15
#7 0xc07dd437 at ffs_mount+0x98b
#8 0xc06fa70c at vfs_domount+0x580
#9 0xc06f9f74 at vfs_donmount+0x410
#10 0xc06fc839 at kernel_mount+0x6d
#11 0xc07dd631 at ffs_cmount+0x5d
#12 0xc06fa166 at mount+0x15e
#13 0xc089d602 at syscall+0x256
#14 0xc088800f at Xint0x80_syscall+0x1f

        dev ad0s1e
g_vfs_done():md0[READ(offset=65536, length=8192)]error = 5
fsync: giving up on dirty
0xc40c2930: tag devfs, type VCHR
    usecount 1, writecount 0, refcount 154 mountedhere 0xc3f9c700
    flags ()
    v_object 0xc406d348 ref 0 pages 602
     lock type devfs: EXCL (count 1) by thread 0xc3ddd1b0 (pid 40192)#0 0xc069347d at lockmgr+0x589
#1 0xc06f6489 at vop_stdlock+0x21
#2 0xc08af157 at VOP_LOCK_APV+0x87
#3 0xc070b234 at vn_lock+0xac
#4 0xc07df2c7 at ffs_sync+0x2ff
#5 0xc070b901 at vfs_write_suspend+0xa5
#6 0xc07cd365 at ffs_snapshot+0xb15
#7 0xc07dd437 at ffs_mount+0x98b
#8 0xc06fa70c at vfs_domount+0x580
#9 0xc06f9f74 at vfs_donmount+0x410
#10 0xc06fc839 at kernel_mount+0x6d
#11 0xc07dd631 at ffs_cmount+0x5d
#12 0xc06fa166 at mount+0x15e
#13 0xc089d602 at syscall+0x256
#14 0xc088800f at Xint0x80_syscall+0x1f

        dev ad0s1e
g_vfs_done():md0[READ(offset=65536, length=8192)]error = 5
/tmp: mount pending error: blocks 2068624 files 0
/tmp: mount pending error: blocks 2068624 files 0
/tmp: mount pending error: blocks 2068624 files 0
/tmp: mount pending error: blocks 2068624 files 0
/tmp: mount pending error: blocks 2068624 files 0
/tmp: mount pending error: blocks 2068624 files 0
/tmp: mount pending error: blocks 2068624 files 0
fsync: giving up on dirty
0xc40c2930: tag devfs, type VCHR
    usecount 1, writecount 0, refcount 278 mountedhere 0xc3f9c700
    flags ()
    v_object 0xc406d348 ref 0 pages 1098
     lock type devfs: EXCL (count 1) by thread 0xc3fd81b0 (pid 54304)#0 0xc069347d at lockmgr+0x589
#1 0xc06f6489 at vop_stdlock+0x21
#2 0xc08af157 at VOP_LOCK_APV+0x87
#3 0xc070b234 at vn_lock+0xac
#4 0xc07d346d at softdep_flushworklist+0x39
#5 0xc07df23f at ffs_sync+0x277
#6 0xc070b901 at vfs_write_suspend+0xa5
#7 0xc07cd365 at ffs_snapshot+0xb15
#8 0xc07dd437 at ffs_mount+0x98b
#9 0xc06fa70c at vfs_domount+0x580
#10 0xc06f9f74 at vfs_donmount+0x410
#11 0xc06fc839 at kernel_mount+0x6d
#12 0xc07dd631 at ffs_cmount+0x5d
#13 0xc06fa166 at mount+0x15e
#14 0xc089d602 at syscall+0x256
#15 0xc088800f at Xint0x80_syscall+0x1f

        dev ad0s1e
g_vfs_done():md0[READ(offset=65536, length=8192)]error = 5
/tmp: mount pending error: blocks 4137248 files 0
/tmp: mount pending error: blocks 4137248 files 0
/tmp: mount pending error: blocks 4137248 files 0
/tmp: mount pending error: blocks 4137248 files 0
/tmp: mount pending error: blocks 4137248 files 0
/tmp: mount pending error: blocks 4137248 files 0
/tmp: mount pending error: blocks 4137248 files 0
fsync: giving up on dirty
0xc40c2930: tag devfs, type VCHR
    usecount 1, writecount 0, refcount 58 mountedhere 0xc3f9c700
    flags ()
    v_object 0xc406d348 ref 0 pages 1074
     lock type devfs: EXCL (count 1) by thread 0xc46eed80 (pid 55353)#0 0xc069347d at lockmgr+0x589
#1 0xc06f6489 at vop_stdlock+0x21
#2 0xc08af157 at VOP_LOCK_APV+0x87
#3 0xc070b234 at vn_lock+0xac
#4 0xc07d346d at softdep_flushworklist+0x39
#5 0xc07df23f at ffs_sync+0x277
#6 0xc070b901 at vfs_write_suspend+0xa5
#7 0xc07cd365 at ffs_snapshot+0xb15
#8 0xc07dd437 at ffs_mount+0x98b
#9 0xc06fa70c at vfs_domount+0x580
#10 0xc06f9f74 at vfs_donmount+0x410
#11 0xc06fc839 at kernel_mount+0x6d
#12 0xc07dd631 at ffs_cmount+0x5d
#13 0xc06fa166 at mount+0x15e
#14 0xc089d602 at syscall+0x256
#15 0xc088800f at Xint0x80_syscall+0x1f

        dev ad0s1e
g_vfs_done():md0[READ(offset=65536, length=8192)]error = 5
/tmp: mount pending error: blocks 4137248 files 0
/tmp: mount pending error: blocks 4137248 files 0
:
/tmp: mount pending error: blocks 202725152 files 0
/tmp: mount pending error: blocks 202725152 files 0
fsync: giving up on dirty
0xc40c2930: tag devfs, type VCHR
    usecount 1, writecount 0, refcount 251 mountedhere 0xc3f9c700
    flags ()
    v_object 0xc406d348 ref 0 pages 978
     lock type devfs: EXCL (count 1) by thread 0xc5388000 (pid 94152)#0 0xc069347d at lockmgr+0x589
#1 0xc06f6489 at vop_stdlock+0x21
#2 0xc08af157 at VOP_LOCK_APV+0x87
#3 0xc070b234 at vn_lock+0xac
#4 0xc07d346d at softdep_flushworklist+0x39
#5 0xc07df23f at ffs_sync+0x277
#6 0xc070b901 at vfs_write_suspend+0xa5
#7 0xc07cd365 at ffs_snapshot+0xb15
#8 0xc07dd437 at ffs_mount+0x98b
#9 0xc06fa70c at vfs_domount+0x580
#10 0xc06f9f74 at vfs_donmount+0x410
#11 0xc06fc839 at kernel_mount+0x6d
#12 0xc07dd631 at ffs_cmount+0x5d
#13 0xc06fa166 at mount+0x15e
#14 0xc089d602 at syscall+0x256
#15 0xc088800f at Xint0x80_syscall+0x1f

        dev ad0s1e
g_vfs_done():md0[READ(offset=65536, length=8192)]error = 5
/tmp: mount pending error: blocks 202725152 files 0
/tmp: mount pending error: blocks 202725152 files 0
/tmp: mount pending error: blocks 202725152 files 0
/tmp: mount pending error: blocks 202725152 files 0
/tmp: mount pending error: blocks 202725152 files 0
/tmp: mount pending error: blocks 202725152 files 0
/tmp: mount pending error: blocks 202725152 files 0


Fatal trap 18: integer divide fault while in kernel mode
cpuid = 3; apic id = 07
instruction pointer     = 0x20:0xc08a58bb
stack pointer           = 0x28:0xe6905848
frame pointer           = 0x28:0xe69058d0
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         = 5578 (mount)
[thread pid 5578 tid 100083 ]
Stopped at      __qdivrem+0x3b: divl    %ecx,%eax
db> where
Tracing pid 5578 tid 100083 td 0xc46ad870
__qdivrem(1c000,0,0,0,e69058f4) at __qdivrem+0x3b
__moddi3(1c000,0,0,0) at __moddi3+0x5d
g_io_request(c735139c,c6a93d40,d7f2dc98,d7f2dc98,e6905978,...) at g_io_request+0x86
g_vfs_strategy(c843e3a0,d7f2dc98,d7f2dc98,0,4000,...) at g_vfs_strategy+0x49
ffs_geom_strategy(c843e3a0,d7f2dc98) at ffs_geom_strategy+0x145
breadn(c843e2a0,e0,0,4000,0,...) at breadn+0x123
bread(c843e2a0,e0,0,4000,0,e6905a38) at bread+0x20
ffs_vget(c45ec5a8,2,2,e6905a64) at ffs_vget+0x318
ufs_root(c45ec5a8,2,e6905aa8,c46ad870,0,...) at ufs_root+0x1c
lookup(e6905b48) at lookup+0x736
namei(e6905b48) at namei+0x382
kern_lstat(c46ad870,bfbfdf20,0,e6905c1c) at kern_lstat+0x47
lstat(c46ad870,e6905d04) at lstat+0x1b
syscall(3b,3b,3b,2815b48b,bfbfd5c1,...) at syscall+0x256
Xint0x80_syscall() at Xint0x80_syscall+0x1f
--- syscall (190, FreeBSD ELF32, lstat), eip = 0x28145c37, esp = 0xbfbfd17c, ebp = 0xbfbfde38 ---
db> show allpcpu
Current CPU: 3

cpuid        = 0
curthread    = 0xc3fd9d80: pid 758 "nfsd"
curpcb       = 0xe6617d90
fpcurthread  = none
idlethread   = 0xc3c2ea20: pid 13 "idle: cpu0"
APIC ID      = 0
currentldt   = 0x50
spin locks held:

cpuid        = 1
curthread    = 0xc3c2e870: pid 12 "idle: cpu1"
curpcb       = 0xe26c8d90
fpcurthread  = none
idlethread   = 0xc3c2e870: pid 12 "idle: cpu1"
APIC ID      = 1
currentldt   = 0x50
spin locks held:

cpuid        = 2
curthread    = 0xc3c2e6c0: pid 11 "idle: cpu2"
curpcb       = 0xe26c5d90
fpcurthread  = none
idlethread   = 0xc3c2e6c0: pid 11 "idle: cpu2"
APIC ID      = 6
currentldt   = 0x50
spin locks held:

cpuid        = 3
curthread    = 0xc46ad870: pid 5578 "mount"
curpcb       = 0xe6905d90
fpcurthread  = none
idlethread   = 0xc3c2e510: pid 10 "idle: cpu3"
APIC ID      = 7
currentldt   = 0x50
spin locks held:

db> show alllocks
Process 758 (nfsd) thread 0xc3fd9d80 (100073)
exclusive sleep mutex Giant r = 0 (0xc0a1f1a8) locked @ nfsserver/nfs_serv.c:202
db> where 758
Tracing pid 758 tid 100073 td 0xc3fd9d80
cpustop_handler(e6617860,c089c882,3,3,a,...) at cpustop_handler+0x31
ipi_nmi_handler(3,3,a,0,0,...) at ipi_nmi_handler+0x28
trap(360008,28,c3fd0028,60,c3debc00,...) at trap+0x3a
calltrap() at calltrap+0x5
--- trap 0x13, eip = 0xc0873e74, esp = 0xe66178a8, ebp = 0xe66178b8 ---
siointr1(c3debc00,c0a8ecec,0,c0945ac2,56e,...) at siointr1+0x230
siointr(c3debc00) at siointr+0x21
intr_execute_handlers(c3c240c4,e6617914,4,e6617968,c0888373,...) at intr_execute_handlers+0xe1
lapic_handle_intr(38) at lapic_handle_intr+0x30
Xapic_isr1() at Xapic_isr1+0x33
--- interrupt, eip = 0xc06ca748, esp = 0xe6617954, ebp = 0xe6617968 ---
witness_unlock(c3fcd070,8,c093de9d,ae) at witness_unlock+0x1b0
_mtx_unlock_flags(c3fcd070,0,c093de94,ae) at _mtx_unlock_flags+0x91
ufs_itimes(c40df930,c40df930,e6617a14,c44b2c00,c3fd9d80,...) at ufs_itimes+0x223
ufs_getattr(e6617a14) at ufs_getattr+0x1e
VOP_GETATTR_APV(c09e0ac0,e6617a14) at VOP_GETATTR_APV+0x7e
nfsrv_access_withgiant(c40df930,100,c44b2c00,0,c3fd9d80,0) at nfsrv_access_withgiant+0xaa
nfsrv3_access(c7a2e400,c41ac580,c3fd9d80,e6617c40) at nfsrv3_access+0x20f
nfssvc_nfsd(c3fd9d80) at nfssvc_nfsd+0x409
nfssvc(c3fd9d80,e6617d04) at nfssvc+0x18c
syscall(3b,3b,3b,1,0,...) at syscall+0x256
Xint0x80_syscall() at Xint0x80_syscall+0x1f
--- syscall (155, FreeBSD ELF32, nfssvc), eip = 0x280cb1a3, esp = 0xbfbfeb2c, ebp = 0xbfbfeb48 ---
db> show lock 0xc3fcd070
 class: sleep mutex
 name: struct mount mtx
 flags: {DEF}
 state: {OWNED}
 owner: 0xc3fd9d80 (tid 100073, pid 758, "nfsd")
db> ps
  pid  ppid  pgrp   uid   state   wmesg     wchan    cmd
 5578  1086  1086     0  R+      CPU 3               mount
 5565  5564 65758  1001  S+      nfsreq   0xc80c7400 find
 5564 65777 65758  1001  S+      wait     0xc4183b04 sh
 5562  1018  1017  1001  S+      nanslp   0xc0a1f9a4 sleep
 3958  2485  2339     0  S       biord    0xd7d226d8 find
 3939     0     0     0  SL      mdwait   0xc72d3800 [md4]
 3924     0     0     0  SL      mdwait   0xc728a800 [md3]
 3917     0     0     0  SL      mdwait   0xc70e4000 [md2]
 3910     0     0     0  SL      mdwait   0xc555b000 [md1]
 2492  2490  2339     0  S       piperd   0xc4621318 cat
 2490  2467  2339     0  SW      wait     0xc529b468 sh
 2488  2467  2339     0  S       piperd   0xc6e27630 sort
 2487  2467  2339     0  S       piperd   0xc6fc7630 sed
 2486  2467  2339     0  S       piperd   0xc46217bc xargs
 2485  2467  2339     0  SW      wait     0xc507469c sh
 2467  2464  2339     0  SW      wait     0xc40128d0 sh
 2466  2465  2339     0  S       piperd   0xc3db8dec mail
 2465  2457  2339     0  SW      wait     0xc46a9b04 sh
 2464  2457  2339     0  SW      wait     0xc529bb04 sh
 2457  2455  2339     0  SW      wait     0xc468c468 sh
 2456     0     0     0  SL      mdwait   0xc6f6c800 [md0]
 2455  2347  2339     0  SW      wait     0xc413569c sh
 2349  2348  2339     0  S       piperd   0xc41a44a4 mail
 2348  2341  2339     0  SW      wait     0xc5074000 sh
 2347  2341  2339     0  SW      wait     0xc41e3000 sh
 2341  2339  2339     0  SW      wait     0xc468c69c sh
 2339  2337  2339     0  SWs     wait     0xc4072234 sh
 2337   858   858     0  S       piperd   0xc3db8ad4 cron
65777 65776 65758  1001  S+      wait     0xc3fd7000 run
65776 65775 65758  1001  SW+     wait     0xc46ae8d0 run
65775 65758 65758  1001  S+      nanslp   0xc0a1f9a4 run
65758   982 65758  1001  SW+     wait     0xc3f70d38 sh
 1086  1081  1086     0  S+      wait     0xc41ca468 sh
 1081  1078  1081     0  SW+     wait     0xc41e369c bash
 1078  1077  1078     0  SW+     pause    0xc3f6e6d0 csh
 1077  1000  1077  1001  SW+     wait     0xc4072b04 su
 1029   991  1029  1001  S+      select   0xc0a6c47c top
 1019  1017  1017  1001  S+      piperd   0xc410f18c awk
 1018  1017  1017  1001  S+      wait     0xc3f70b04 sh
 1017  1009  1017  1001  SW+     wait     0xc4104d38 sh
 1009  1008  1009  1001  SWs+    wait     0xc41e469c bash
 1008  1006  1006  1001  SW      select   0xc0a6c47c sshd
 1006   841  1006     0  SWs     sbwait   0xc41bb09c sshd
 1000   999  1000  1001  SWs+    wait     0xc402f234 bash
  999   997   997  1001  S       select   0xc0a6c47c sshd
  997   841   997     0  SWs     sbwait   0xc457309c sshd
  991   990   991  1001  SWs+    wait     0xc41a869c bash
  990   988   988  1001  S       select   0xc0a6c47c sshd
  988   841   988     0  SWs     sbwait   0xc41775cc sshd
  982   981   982  1001  SWs+    wait     0xc402a69c bash
  981   979   979  1001  S       select   0xc0a6c47c sshd
  979   841   979     0  SWs     sbwait   0xc4177c48 sshd
  978     1   978     0  SWs+    ttyin    0xc3df6810 getty
  977     1   977     0  SWs+    ttyin    0xc3dfa810 getty
  976     1   976     0  SWs+    ttyin    0xc3df9810 getty
  975     1   975     0  SWs+    ttyin    0xc3df9010 getty
  974     1   974     0  SWs+    ttyin    0xc3df8c10 getty
  973     1   973     0  SWs+    ttyin    0xc3dfac10 getty
  972     1   972     0  SWs+    ttyin    0xc3dfb010 getty
  971     1   971     0  SWs+    ttyin    0xc3df9c10 getty
  954     1   954     0  SWs     select   0xc0a6c47c inetd
  925     1   925     0  SWs     select   0xc0a6c47c moused
  858     1   858     0  Ss      nanslp   0xc0a1f9a4 cron
  852     1   852    25  SWs     pause    0xc41e449c sendmail
  848     1   848     0  Ss      select   0xc0a6c47c sendmail
  841     1   841     0  SWs     select   0xc0a6c47c sshd
  821     1   821     0  Ss      select   0xc0a6c47c ntpd
  761   757   757     0  S       -        0xc3d76e00 nfsd
  760   757   757     0  S       -        0xc3f9f600 nfsd
  759   757   757     0  S       -        0xc3f96e00 nfsd
  758   757   757     0  R       CPU 0               nfsd
  757     1   757     0  SWs     select   0xc0a6c47c nfsd
  755     1   755     0  Ss      select   0xc0a6c47c mountd
  696     1   696     0  Ss      select   0xc0a6c47c rpcbind
  673     1   673     0  Ss      select   0xc0a6c47c syslogd
  563     1   563     0  SWs     select   0xc0a6c47c devd
   42     0     0     0  SL      -        0xe43eccfc [schedcpu]
   41     0     0     0  SL      sdflush  0xc0a79900 [softdepflush]
   40     0     0     0  SL      vlruwt   0xc3f6ed38 [vnlru]
   39     0     0     0  SL      syncer   0xc0a1f770 [syncer]
   38     0     0     0  SL      psleep   0xc0a6c8f4 [bufdaemon]
   37     0     0     0  SL      pgzero   0xc0a82230 [pagezero]
   36     0     0     0  SL      psleep   0xc0a7a160 [vmdaemon]
   35     0     0     0  SL      psleep   0xc0a7a120 [pagedaemon]
   34     0     0     0  WL                          [irq7: ppc0]
   33     0     0     0  SL      -        0xc3d7603c [fdc0]
   32     0     0     0  WL                          [swi0: sio]
   31     0     0     0  WL                          [irq12: psm0]
   30     0     0     0  WL                          [irq1: atkbd0]
   29     0     0     0  WL                          [irq15: ata1]
   28     0     0     0  WL                          [irq14: ata0]
   27     0     0     0  WL                          [irq17: fxp0]
   26     0     0     0  SL      usbtsk   0xc0a0fee4 [usbtask]
   25     0     0     0  SL      usbevt   0xc3d65210 [usb0]
   24     0     0     0  WL                          [irq16: uhci0]
   23     0     0     0  SL      -        0xc3d52280 [em0 taskq]
   22     0     0     0  WL                          [irq9: acpi0]
    9     0     0     0  SL      -        0xc3c7d600 [thread taskq]
   21     0     0     0  WL                          [swi6: Giant taskq]
   20     0     0     0  WL                          [swi6: task queue]
    8     0     0     0  SL      -        0xc3c7d880 [acpi_task_2]
    7     0     0     0  SL      -        0xc3c7d880 [acpi_task_1]
    6     0     0     0  SL      -        0xc3c7d880 [acpi_task_0]
   19     0     0     0  WL                          [swi2: cambio]
    5     0     0     0  SL      -        0xc3c7da80 [kqueue taskq]
   18     0     0     0  WL                          [swi5: +]
   17     0     0     0  SL      -        0xc0a0db20 [yarrow]
    4     0     0     0  SL      -        0xc0a1069c [g_down]
    3     0     0     0  SL      -        0xc0a10698 [g_up]
    2     0     0     0  SL      -        0xc0a10690 [g_event]
   16     0     0     0  WL                          [swi3: vm]
   15     0     0     0  WL                          [swi4: clock sio]
   14     0     0     0  WL                          [swi1: net]
   13     0     0     0  RL                          [idle: cpu0]
   12     0     0     0  RL      CPU 1               [idle: cpu1]
   11     0     0     0  RL      CPU 2               [idle: cpu2]
   10     0     0     0  RL                          [idle: cpu3]
    1     0     1     0  SLs     wait     0xc3c32000 [init]
    0     0     0     0  WLs                         [swapper]
db> where 5565
Tracing pid 5565 tid 100398 td 0xc7210000
sched_switch(c7210000,0,1) at sched_switch+0x183
mi_switch(1,0) at mi_switch+0x280
sleepq_switch(c80c7400,c0a1f190,0,c09269d9,211,...) at sleepq_switch+0xcd
sleepq_wait(c80c7400,0,c0938759,2d5,0,...) at sleepq_wait+0x46
msleep(c80c7400,c80c7444,53,c09387c1,0) at msleep+0x27d
nfs_reply(c80c7400,0,402,0,c96f9300,...) at nfs_reply+0x303
nfs_request(c40193f0,c6b07b00,4,c7210000,c3ff1000,e6d2b89c,e6d2b8a0,e6d2b8a4,c7210000,e6d2b8b0) at nfs_request+0x3f9
nfs3_access_otw(c40193f0,3f,c7210000,c3ff1000,0,...) at nfs3_access_otw+0x9d
nfs_getattr(e6d2b940) at nfs_getattr+0xa9
VOP_GETATTR_APV(c09dce80,e6d2b940) at VOP_GETATTR_APV+0x7e
nfs_open(e6d2ba14) at nfs_open+0x18d
VOP_OPEN_APV(c09dce80,e6d2ba14) at VOP_OPEN_APV+0x7e
vn_open_cred(e6d2bb7c,e6d2bc7c,0,c3ff1000,5,...) at vn_open_cred+0x41e
vn_open(e6d2bb7c,e6d2bc7c,0,5) at vn_open+0x1e
kern_open(c7210000,2815f48a,0,1,0,...) at kern_open+0xb9
open(c7210000,e6d2bd04) at open+0x18
syscall(828003b,bfbf003b,bfbf003b,8270250,ffffffff,...) at syscall+0x256
Xint0x80_syscall() at Xint0x80_syscall+0x1f
--- syscall (5, FreeBSD ELF32, open), eip = 0x28149cb7, esp = 0xbfbfe7dc, ebp = 0xbfbfe878 ---
db> call print_uptime
Uptime: 2d6h53m1s
= 0x3
db> call doadump
Physical memory: 1007 MB
Dumping 212 MB: 197 181 165 149 133 117 101 85 69 53 37 21 5
Dump complete
= 0xf
db> reset
cpu_reset: Restarting BSP
cpu_reset_proxy: Stopped CPU 3

(kgdb) l *g_io_request+0x86
0xc066837e is in g_io_request (../../../geom/geom_io.c:327).
322             bp->_bio_caller2 = bp->bio_caller2;
323             bp->_bio_cflags = bp->bio_cflags;
324     #endif
325
326             if (bp->bio_cmd & (BIO_READ|BIO_WRITE|BIO_DELETE)) {
327                     KASSERT(bp->bio_offset % cp->provider->sectorsize == 0,
328                         ("wrong offset %jd for sectorsize %u",
329                         bp->bio_offset, cp->provider->sectorsize));
330                     KASSERT(bp->bio_length % cp->provider->sectorsize == 0,
331                         ("wrong length %jd for sectorsize %u",