>Number:         19931
>Category:       kern
>Synopsis:       system panic in uvmpd_scan()
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Jan 19 12:15:00 PST 2003
>Closed-Date:
>Last-Modified:
>Originator:     
>Release:        NetBSD 1.6M sources 2003-01-19 arround 8:30 UTC
>Organization:
Matthias Scheler                                  http://scheler.de/~matthias/
>Environment:
System: NetBSD lyssa.b5.zhadum.de 1.6M NetBSD 1.6M (LYSSA) #0: Sun Jan 19 11:50:06 CET 2003 tron@lyssa.b5.zhadum.de:/src/sys/compile/LYSSA i386
Architecture: i386
Machine: i386

>Description:
While recompiling package after removing the "pth" package my system
paniced twice. The stack trace looks like this in both cases:

#0  0x1 in ?? ()
#1  0xc02d5e6e in cpu_reboot (howto=260, bootstr=0x0)
    at /usr/src/sys/arch/i386/i386/machdep.c:2449
#2  0xc0262cab in panic () at /usr/src/sys/kern/subr_prf.c:243
#3  0xc02ddb66 in trap (frame={tf_gs = -467861488, tf_fs = 48, 
      tf_es = -467861488, tf_ds = -1071251440, tf_edi = 0, tf_esi = 0, 
      tf_ebp = -467808788, tf_ebx = -459063952, tf_edx = -458619316, 
      tf_ecx = 21, tf_eax = 8, tf_trapno = 6, tf_err = 0, 
      tf_eip = -1071284381, tf_cs = 8, tf_eflags = 66178, tf_esp = -468302684, 
      tf_ss = -1069632098, tf_vm86_es = 256, tf_vm86_ds = 17, tf_vm86_fs = 0, 
      tf_vm86_gs = 0}) at /usr/src/sys/arch/i386/i386/trap.c:297
#4  0xc01061fc in calltrap ()
#5  0xc02828a5 in vfs_shutdown () at /usr/src/sys/kern/vfs_subr.c:2475
#6  0xc02d5e43 in cpu_reboot (howto=256, bootstr=0x0)
    at /usr/src/sys/arch/i386/i386/machdep.c:2436
#7  0xc0262cab in panic () at /usr/src/sys/kern/subr_prf.c:243
#8  0xc02ddb66 in trap (frame={tf_gs = -1069285360, tf_fs = 48, 
      tf_es = -467861488, tf_ds = -1071316976, tf_edi = 17, tf_esi = 0, 
      tf_ebp = -467808452, tf_ebx = -459063952, tf_edx = 72279, 
      tf_ecx = 216839, tf_eax = -458619316, tf_trapno = 6, tf_err = 0, 
      tf_eip = -1070850083, tf_cs = 8, tf_eflags = 66050, tf_esp = 257733, 
      tf_ss = -1069029648, tf_vm86_es = 0, tf_vm86_ds = 880000, 
      tf_vm86_fs = 257733, tf_vm86_gs = -1069029648})
    at /usr/src/sys/arch/i386/i386/trap.c:297
#9  0xc01061fc in calltrap ()
#10 0xc02cc3de in uvmpd_scan () at /usr/src/sys/uvm/uvm_pdaemon.c:753
#11 0xc02cbcea in uvm_pageout (arg=0xe41644a4)
    at /usr/src/sys/uvm/uvm_pdaemon.c:253

>How-To-Repeat:
Try to build lots of packages.

>Fix:
None provided.
>Release-Note:
>Audit-Trail:
>Unformatted: