Subject: kern/20407: panic: trap in uvmpd_scan, when calling uvm_swapout_threads()
To: None <gnats-bugs@gnats.netbsd.org>
From: None <dogcow@babymeat.com>
List: netbsd-bugs
Date: 02/17/2003 22:49:23
>Number: 20407
>Category: kern
>Synopsis: panic: trap in uvmpd_scan, when calling uvm_swapout_threads()
>Confidential: no
>Severity: serious
>Priority: high
>Responsible: kern-bug-people
>State: open
>Class: sw-bug
>Submitter-Id: net
>Arrival-Date: Mon Feb 17 22:50:00 PST 2003
>Closed-Date:
>Last-Modified:
>Originator: Tom Spindler
>Release: NetBSD 1.6N
>Organization:
>Environment:
System: NetBSD beefcake.babymeat.com 1.6N NetBSD 1.6N (BEEFCAKE) #1: Sun Feb 16 19:50:46 PST 2003 dogcow@beefcake.babymeat.com:/usr/src/sys/arch/i386/compile/BEEFCAKE i386
Architecture: i386
Machine: i386
>Description:
#0 0x1 in ?? ()
#1 0xc021357a in cpu_reboot (howto=260, bootstr=0x0)
at ../../../../arch/i386/i386/machdep.c:2449
#2 0xc01c1c8f in panic () at ../../../../kern/subr_prf.c:251
#3 0xc021b3e6 in trap (frame={tf_gs = -747634672, tf_fs = 48,
tf_es = -747634672, tf_ds = -1071906800, tf_edi = 0, tf_esi = 0,
tf_ebp = -747577876, tf_ebx = -743509372, tf_edx = -741694624,
tf_ecx = 24, tf_eax = 3, tf_trapno = 6, tf_err = 0,
tf_eip = -1071946389, tf_cs = 8, tf_eflags = 66182, tf_esp = -747707520,
tf_ss = 256, tf_vm86_es = -1070946530, tf_vm86_ds = 17, tf_vm86_fs = 0,
tf_vm86_gs = 0}) at ../../../../arch/i386/i386/trap.c:297
#4 0xc0102b8c in calltrap ()
#5 0xc01e144d in vfs_shutdown () at ../../../../kern/vfs_subr.c:2504
#6 0xc021354f in cpu_reboot (howto=256, bootstr=0x0)
at ../../../../arch/i386/i386/machdep.c:2436
#7 0xc01c1c8f in panic () at ../../../../kern/subr_prf.c:251
#8 0xc021b3e6 in trap (frame={tf_gs = -1070727152, tf_fs = 48,
tf_es = -747634672, tf_ds = -1071972336, tf_edi = 6, tf_esi = 0,
tf_ebp = -747577540, tf_ebx = -743509372, tf_edx = 18911,
tf_ecx = 56734, tf_eax = -741694624, tf_trapno = 6, tf_err = 0,
tf_eip = -1071648803, tf_cs = 8, tf_eflags = 66050, tf_esp = 64015,
tf_ss = -1070565264, tf_vm86_es = 0, tf_vm86_ds = 470000,
tf_vm86_fs = 64015, tf_vm86_gs = -1070565264})
at ../../../../arch/i386/i386/trap.c:297
#9 0xc0102b8c in calltrap ()
#10 0xc0209536 in uvmpd_scan () at ../../../../uvm/uvm_pdaemon.c:753
#11 0xc0208e42 in uvm_pageout (arg=0xd36ee380)
at ../../../../uvm/uvm_pdaemon.c:253
for frame #10:
#10 0xc0209536 in uvmpd_scan () at ../../../../uvm/uvm_pdaemon.c:753
753 uvm_swapout_threads();
p5 root@beefcake: /var/crash 125 ps swwww -M netbsd.0.core
UID PID PPID CPU LID NLWP PRI NI VSZ RSS WCHAN STAT TT TIME COMMAND
0 3262 -1077943344 0 1 1 2 5 876 0 select U p0 0:00.00 (xterm)
0 3263 -1077943344 7 1 1 18 5 228 0 pause UW p5 0:07.00 (zsh)
0 3271 -1077943344 28 1 1 10 5 220 0 wait UW p5 0:28.00 (sh)
0 4271 -1077943344 30 1 1 10 5 436 0 wait UW p5 0:30.00 (nbmake)
0 11179 -1077943344 36 1 1 10 5 140 0 wait U p5 0:36.00 (sh)
0 11180 -1077943344 36 1 1 10 5 128 0 wait U p5 0:36.00 (i386--netbsdelf-)
0 11182 -1077943344 36 1 1 74 5 3304 0 - U p5 0:36.00 (cc1)
0 16765 -1077943344 30 1 1 10 5 136 0 wait UW p5 0:30.00 (sh)
0 16766 -1077943344 30 1 1 10 5 500 0 wait UW p5 0:30.00 (nbmake)
0 16773 -1077943344 30 1 1 10 5 136 0 wait UW p5 0:30.00 (sh)
0 16774 -1077943344 30 1 1 10 5 5996 0 wait UW p5 0:30.00 (nbmake)
0 18555 -1077943344 30 1 1 10 5 136 0 wait UW p5 0:30.00 (sh)
0 18556 -1077943344 36 1 1 10 5 29140 0 wait U p5 0:36.00 (nbmake)
0 3218 -1077943344 0 1 1 2 0 720 0 select UW E0 0:00.00 (xterm)
0 3219 -1077943344 0 1 1 2 0 704 0 select UW E0 0:00.00 (xterm)
0 3220 -1077943344 0 1 1 2 0 704 0 select UW E0 0:00.00 (xterm)
0 3221 -1077943344 0 1 1 2 0 708 0 select UW E0 0:00.00 (xterm)
0 3226 -1077943344 0 1 1 2 0 700 0 - UW E0 0:00.00 (xterm)
0 233 -1077943344 3 1 1 3 0 48 0 ttyin IW E2 0:03.00 xinit (getty)
0 234 -1077943344 3 1 1 3 0 48 0 ttyin IW E3 0:03.00 /usr/libexec/getty Pc ttyE1
>How-To-Repeat:
I was build.sh'ing, with very little else going on. I have the kernel,
the debug version of the kernel, the crash, and am saving the sys/ source
tree.
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted: