softupdate with journal panic

[Michael Butler]

While updating sysutils/coreutils port on -current as of this morning
(SVN r211550), I noted a panic during the directory rename config test.

I disabled the journal and the test succeeded without a panic.

Abbreviated core.txt is attached,

	imb


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toshi.auburn.protected-networks.net dumped core - see /var/crash/vmcore.4

Sat Aug 21 13:27:54 EDT 2010

FreeBSD toshi.auburn.protected-networks.net 9.0-CURRENT FreeBSD 9.0-CURRENT #22 r211550M: Sat Aug 21 07:49:50 EDT 2010     root at toshi.auburn.protected-networks.net:/usr/obj/usr/home/imb/svn/head/sys/TOSHI  i386

panic: page fault

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Unread portion of the kernel message buffer:


Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 01
fault virtual address	= 0x18
fault code		= supervisor read, page not present
instruction pointer	= 0x20:0xc08da5c5
stack pointer	        = 0x28:0xe8d65870
frame pointer	        = 0x28:0xe8d65878
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		= 49855 (conftest)
trap number		= 12
panic: page fault
cpuid = 1
Uptime: 4h35m14s
Physical memory: 3049 MB
Dumping 305 MB: 290 274 258 242 226 210 194 178 162 146 130 114 98 82 66 50 34 18 2

Reading symbols from /boot/modules/vboxdrv.ko...done.
Loaded symbols for /boot/modules/vboxdrv.ko
Reading symbols from /boot/modules/vboxnetflt.ko...done.
Loaded symbols for /boot/modules/vboxnetflt.ko
Reading symbols from /boot/modules/vboxnetadp.ko...done.
Loaded symbols for /boot/modules/vboxnetadp.ko
Reading symbols from /usr/local/modules/fuse.ko...done.
Loaded symbols for /usr/local/modules/fuse.ko
#0  doadump () at pcpu.h:231
231	pcpu.h: No such file or directory.
	in pcpu.h
(kgdb) #0  doadump () at pcpu.h:231
#1  0xc066b627 in boot (howto=260)
    at /usr/home/imb/svn/head/sys/kern/kern_shutdown.c:416
#2  0xc066ba18 in panic (fmt=0x104 <Address 0x104 out of bounds>)
    at /usr/home/imb/svn/head/sys/kern/kern_shutdown.c:590
#3  0xc098a5cf in trap_fatal (frame=0xe8d65830, eva=40)
    at /usr/home/imb/svn/head/sys/i386/i386/trap.c:941
#4  0xc098a939 in trap_pfault (frame=0xe8d65830, usermode=0, eva=24)
    at /usr/home/imb/svn/head/sys/i386/i386/trap.c:854
#5  0xc098adc7 in trap (frame=0xe8d65830)
    at /usr/home/imb/svn/head/sys/i386/i386/trap.c:529
#6  0xc097363c in calltrap ()
    at /usr/home/imb/svn/head/sys/i386/i386/exception.s:166
#7  0xc08da5c5 in free_jremref (jremref=0x0)
    at /usr/home/imb/svn/head/sys/ufs/ffs/ffs_softdep.c:3569
#8  0xc08e4ef3 in cancel_diradd (dap=0xce4d1e40, dirrem=0xcba243c0, 
    jremref=0x0, dotremref=0xc9c0d440, dotdotremref=0x0)
    at /usr/home/imb/svn/head/sys/ufs/ffs/ffs_softdep.c:6774
#9  0xc08e514f in newdirrem (bp=0xda12ecec, dp=0xc9c0d440, ip=0xcd20a32c, 
    isrmdir=1, prevdirremp=0xe8d65914)
    at /usr/home/imb/svn/head/sys/ufs/ffs/ffs_softdep.c:7197
#10 0xc08e560b in softdep_setup_directory_change (bp=0xda12ecec, 
    dp=0xcd354a6c, ip=0xcd20a32c, newinum=10389760, isrmdir=1)
    at /usr/home/imb/svn/head/sys/ufs/ffs/ffs_softdep.c:7263
#11 0xc08f8c76 in ufs_dirrewrite (dp=0xcd354a6c, oip=0xcd20a32c, 
    newinum=10389760, newtype=4, isrmdir=1)
    at /usr/home/imb/svn/head/sys/ufs/ufs/ufs_lookup.c:1304
#12 0xc0904757 in ufs_rename (ap=0xe8d65be8)
    at /usr/home/imb/svn/head/sys/ufs/ufs/ufs_vnops.c:1429
#13 0xc09a7287 in VOP_RENAME_APV (vop=0xc0ab7720, a=0xe8d65be8)
    at vnode_if.c:1474
#14 0xc070daeb in kern_renameat (td=0xc7117b00, oldfd=-100, 
    old=0x8048511 <Address 0x8048511 out of bounds>, newfd=-100, 
    new=0x8048505 <Address 0x8048505 out of bounds>, pathseg=UIO_USERSPACE)
    at vnode_if.h:636
#15 0xc070db51 in kern_rename (td=0xc7117b00, 
    from=0x8048511 <Address 0x8048511 out of bounds>, 
    to=0x8048505 <Address 0x8048505 out of bounds>, pathseg=UIO_USERSPACE)
    at /usr/home/imb/svn/head/sys/kern/vfs_syscalls.c:3574
#16 0xc070db7c in rename (td=0xc7117b00, uap=0xe8d65cec)
    at /usr/home/imb/svn/head/sys/kern/vfs_syscalls.c:3551
#17 0xc06a93c7 in syscallenter (td=0xc7117b00, sa=0xe8d65ce4)
    at /usr/home/imb/svn/head/sys/kern/subr_trap.c:319
#18 0xc098a99c in syscall (frame=0xe8d65d28)
    at /usr/home/imb/svn/head/sys/i386/i386/trap.c:1056
#19 0xc09736a1 in Xint0x80_syscall ()
    at /usr/home/imb/svn/head/sys/i386/i386/exception.s:264
#20 0x00000033 in ?? ()
Previous frame inner to this frame (corrupt stack?)
(kgdb)