kern/56381: panic: page fault in fifo_close() ...

[Marc]

>Number:         56381
>Category:       kern
>Synopsis:       panic: page fault in fifo_close() ...
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed Sep 03 15:00:31 PDT 2003
>Closed-Date:
>Last-Modified:
>Originator:     Marc G. Fournier
>Release:        FreeBSD 4.8-STABLE i386
>Organization:
>Environment:
System: FreeBSD pluto.hub.org 4.8-STABLE FreeBSD 4.8-STABLE #4: Sun Aug 10 14:50:14 ADT 2003 root at pluto.hub.org:/usr/obj/usr/src/sys/kernel i386


	
>Description:

ssh'd into a running jail, and type'd 'kill -TERM -1' to kill it, and the server 
panic(s) with the following trace ... happened twice, producing two core files:

(kgdb) where
#0  dumpsys () at /usr/src/sys/kern/kern_shutdown.c:487
#1  0x80151667 in boot (howto=256) at /usr/src/sys/kern/kern_shutdown.c:316
#2  0x80151ad9 in panic (fmt=0x80273579 "%s") at /usr/src/sys/kern/kern_shutdown.c:595
#3  0x8023e2e9 in trap_fatal (frame=0xbe277cf8, eva=12) at /usr/src/sys/i386/i386/trap.c:974
#4  0x8023df55 in trap_pfault (frame=0xbe277cf8, usermode=0, eva=12) at /usr/src/sys/i386/i386/trap.c:867
#5  0x8023dab3 in trap (frame={tf_fs = -1221132264, tf_es = -1221132272, tf_ds = -2146172912, tf_edi = -1986268672, tf_esi = -1104708212, 
      tf_ebp = -1104708280, tf_isp = -1104708316, tf_ebx = 0, tf_edx = 5, tf_ecx = 16777217, tf_eax = -1152951680, tf_trapno = 12, tf_err = 2, 
      tf_eip = -2145875619, tf_cs = 8, tf_eflags = 66050, tf_esp = -1152951680, tf_ss = -1104708212}) at /usr/src/sys/i386/i386/trap.c:466
#6  0x8018895d in fifo_close (ap=0xbe277d8c) at /usr/src/sys/miscfs/fifofs/fifo_vnops.c:543
#7  0x801fadb2 in ufsfifo_close (ap=0xbe277d8c) at /usr/src/sys/ufs/ufs/ufs_vnops.c:1928
#8  0x801fb2d1 in ufs_vnoperatefifo (ap=0xbe277d8c) at /usr/src/sys/ufs/ufs/ufs_vnops.c:2385
#9  0x8018fea4 in union_close (ap=0xbe277d8c) at /usr/src/sys/miscfs/union/union_vnops.c:830
#10 0x80187498 in vn_close (vp=0xbb4759c0, flags=6, cred=0x86334a00, p=0xbe0a4780) at vnode_if.h:218
#11 0x80187de3 in vn_closefile (fp=0x899bf200, p=0xbe0a4780) at /usr/src/sys/kern/vfs_vnops.c:693
#12 0x80146fdb in fdrop (fp=0x899bf200, p=0xbe0a4780) at /usr/src/sys/sys/file.h:218
#13 0x80146f24 in closef (fp=0x899bf200, p=0xbe0a4780) at /usr/src/sys/kern/kern_descrip.c:1441
#14 0x80146a6c in fdfree (p=0xbe0a4780) at /usr/src/sys/kern/kern_descrip.c:1189
#15 0x801498ad in exit1 (p=0xbe0a4780, rv=15) at /usr/src/sys/kern/kern_exit.c:188
#16 0x801535fa in sigexit (p=0xbe0a4780, sig=15) at /usr/src/sys/kern/kern_sig.c:1504
#17 0x80153374 in postsig (sig=15) at /usr/src/sys/kern/kern_sig.c:1407
#18 0x8023e795 in syscall2 (frame={tf_fs = 47, tf_es = 47, tf_ds = 47, tf_edi = 2143288416, tf_esi = 2, tf_ebp = 2143288336, tf_isp = -1104707628, 
      tf_ebx = 2143288320, tf_edx = 1000020, tf_ecx = 3600, tf_eax = 4, tf_trapno = 22, tf_err = 2, tf_eip = 671740884, tf_cs = 31, tf_eflags = 535, 
      tf_esp = 2143288260, tf_ss = 47}) at /usr/src/sys/i386/i386/trap.c:174
#19 0x8022bb3b in Xint0x80_syscall ()
#20 0x8048ceb in ?? ()
#21 0x8049264 in ?? ()
#22 0x804892e in ?? ()

>How-To-Repeat:
	
>Fix:

	


>Release-Note:
>Audit-Trail:
>Unformatted: