Date: Sun, 23 Sep 2001 14:41:51 -0400 From: Mike Tancsa <mike@sentex.net> To: stable@freebsd.org Subject: vm_page_remove(): page not found in hash Message-ID: <5.1.0.14.0.20010923143756.03bb1ae0@192.168.0.12>
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I am continuing to see this panic on a somewhat lightly loaded apache box
running STABLE as of a few days ago. 4.4-STABLE FreeBSD 4.4-STABLE #0: Mon
Sep 17
Anyone else seeing it ? bt and dmesg below
(kgdb) bt
#0 dumpsys () at /usr/src/sys/kern/kern_shutdown.c:473
#1 0xc0142a58 in boot (howto=256) at /usr/src/sys/kern/kern_shutdown.c:313
#2 0xc0142e38 in poweroff_wait (junk=0xc026bac0, howto=0) at
/usr/src/sys/kern/kern_shutdown.c:581
#3 0xc02182d3 in vm_page_remove (m=0xc0842acc) at
/usr/src/sys/vm/vm_page.c:458
#4 0xc02183a8 in vm_page_rename (m=0xc0842acc, new_object=0xd7059900,
new_pindex=0) at /usr/src/sys/vm/vm_page.c:559
#5 0xc0217803 in vm_object_collapse (object=0xd7059900) at
/usr/src/sys/vm/vm_object.c:1140
#6 0xc0216bdc in vm_object_deallocate (object=0xd6dad0c0) at
/usr/src/sys/vm/vm_object.c:353
#7 0xc0214164 in vm_map_entry_delete (map=0xd6d29100, entry=0xd69033c0) at
/usr/src/sys/vm/vm_map.c:1794
#8 0xc02142ea in vm_map_delete (map=0xd6d29100, start=0, end=3217031168)
at /usr/src/sys/vm/vm_map.c:1897
#9 0xc0214379 in vm_map_remove (map=0xd6d29100, start=0, end=3217031168)
at /usr/src/sys/vm/vm_map.c:1922
#10 0xc013aa4c in exec_new_vmspace (imgp=0xd6d85e68) at
/usr/src/sys/kern/kern_exec.c:510
#11 0xc01310f3 in exec_elf_imgact (imgp=0xd6d85e68) at
/usr/src/sys/kern/imgact_elf.c:493
#12 0xc013a2a4 in execve (p=0xd6a7cb60, uap=0xd6d85f80) at
/usr/src/sys/kern/kern_exec.c:198
#13 0xc023ea5d in syscall2 (frame={tf_fs = 47, tf_es = 47, tf_ds = 47,
tf_edi = 143396920, tf_esi = -1077954700,
tf_ebp = -1077954660, tf_isp = -690462764, tf_ebx = 672446404,
tf_edx = -1077954640, tf_ecx = 1, tf_eax = 59,
tf_trapno = 12, tf_err = 2, tf_eip = 672146388, tf_cs = 31,
tf_eflags = 659, tf_esp = -1077954720, tf_ss = 47})
at /usr/src/sys/i386/i386/trap.c:1155
#14 0xc0233035 in Xint0x80_syscall ()
Cannot access memory at address 0xbfbfb79c.
(kgdb) up
#1 0xc0142a58 in boot (howto=256) at /usr/src/sys/kern/kern_shutdown.c:313
313 dumpsys();
(kgdb) up
#2 0xc0142e38 in poweroff_wait (junk=0xc026bac0, howto=0) at
/usr/src/sys/kern/kern_shutdown.c:581
581 boot(bootopt);
(kgdb) up
#3 0xc02182d3 in vm_page_remove (m=0xc0842acc) at
/usr/src/sys/vm/vm_page.c:458
458 panic("vm_page_remove(): page not
found in hash");
(kgdb) up
#4 0xc02183a8 in vm_page_rename (m=0xc0842acc, new_object=0xd7059900,
new_pindex=0) at /usr/src/sys/vm/vm_page.c:559
559 vm_page_remove(m);
(kgdb) up
#5 0xc0217803 in vm_object_collapse (object=0xd7059900) at
/usr/src/sys/vm/vm_object.c:1140
1140 vm_page_rename(p, object, new_pindex);
(kgdb) up
#6 0xc0216bdc in vm_object_deallocate (object=0xd6dad0c0) at
/usr/src/sys/vm/vm_object.c:353
353 vm_object_collapse(object);
(kgdb) up
#7 0xc0214164 in vm_map_entry_delete (map=0xd6d29100, entry=0xd69033c0) at
/usr/src/sys/vm/vm_map.c:1794
1794 vm_object_deallocate(entry->object.vm_object);
(kgdb) up
#8 0xc02142ea in vm_map_delete (map=0xd6d29100, start=0, end=3217031168)
at /usr/src/sys/vm/vm_map.c:1897
1897 vm_map_entry_delete(map, entry);
(kgdb) up
#9 0xc0214379 in vm_map_remove (map=0xd6d29100, start=0, end=3217031168)
at /usr/src/sys/vm/vm_map.c:1922
1922 result = vm_map_delete(map, start, end);
(kgdb)
Sep 22 07:45:16 vinyl2 /kernel: Copyright (c) 1992-2001 The FreeBSD Project.
Sep 22 07:45:16 vinyl2 /kernel: Copyright (c) 1979, 1980, 1983, 1986, 1988,
1989, 1991, 1992, 1993, 1994
Sep 22 07:45:16 vinyl2 /kernel: The Regents of the University of
California. All rights reserved.
Sep 22 07:45:16 vinyl2 /kernel: FreeBSD 4.4-STABLE #0: Mon Sep 17 01:23:45
EDT 2001
Sep 22 07:45:16 vinyl2 /kernel:
mdtancsa@vinyl2.sentex.ca:/usr/obj/usr/src/sys/vinyl2
Sep 22 07:45:16 vinyl2 /kernel: Timecounter "i8254" frequency 1193182 Hz
Sep 22 07:45:16 vinyl2 /kernel: Timecounter "TSC" frequency 863867267 Hz
Sep 22 07:45:16 vinyl2 /kernel: CPU: Pentium III/Pentium III Xeon/Celeron
(863.87-MHz 686-class CPU)
Sep 22 07:45:16 vinyl2 /kernel: Origin = "GenuineIntel" Id =
0x686 Stepping = 6
Sep 22 07:45:16 vinyl2 /kernel:
Features=0x383f9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE>
Sep 22 07:45:16 vinyl2 /kernel: real memory = 535560192 (523008K bytes)
Sep 22 07:45:16 vinyl2 /kernel: config> q
Sep 22 07:45:16 vinyl2 /kernel: avail memory = 518144000 (506000K bytes)
Sep 22 07:45:16 vinyl2 /kernel: Preloaded elf kernel "kernel" at 0xc0306000.
Sep 22 07:45:16 vinyl2 /kernel: Preloaded userconfig_script
"/boot/kernel.conf" at 0xc030609c.
Sep 22 07:45:16 vinyl2 /kernel: Pentium Pro MTRR support enabled
Sep 22 07:45:16 vinyl2 /kernel: md0: Malloc disk
Sep 22 07:45:16 vinyl2 /kernel: Using $PIR table, 10 entries at 0xc00f30f0
Sep 22 07:45:16 vinyl2 /kernel: npx0: <math processor> on motherboard
Sep 22 07:45:16 vinyl2 /kernel: npx0: INT 16 interface
Sep 22 07:45:16 vinyl2 /kernel: pcib0: <Intel 82810E (i810E GMCH) Host To
Hub bridge> on motherboard
Sep 22 07:45:16 vinyl2 /kernel: pci0: <PCI bus> on pcib0
Sep 22 07:45:16 vinyl2 /kernel: pci0: <Intel 82810E (i810E GMCH) SVGA
controller> at 1.0 irq 11
Sep 22 07:45:16 vinyl2 /kernel: pcib1: <Intel 82801AA (ICH) Hub to PCI
bridge> at device 30.0 on pci0
Sep 22 07:45:16 vinyl2 /kernel: pci1: <PCI bus> on pcib1
Sep 22 07:45:16 vinyl2 /kernel: fxp0: <Intel Pro 10/100B/100+ Ethernet>
port 0xdf00-0xdf3f mem 0xff700000-0xff7fffff,0xff8ef000-0xff
8effff irq 15 at device 1.0 on pci1
Sep 22 07:45:16 vinyl2 /kernel: fxp0: Ethernet address 00:03:47:07:2a:50
Sep 22 07:45:16 vinyl2 /kernel: inphy0: <i82555 10/100 media interface> on
miibus0
Sep 22 07:45:16 vinyl2 /kernel: inphy0: 10baseT, 10baseT-FDX, 100baseTX,
100baseTX-FDX, auto
Sep 22 07:45:16 vinyl2 /kernel: twe0: <3ware Storage Controller> port
0xdfa0-0xdfaf irq 14 at device 9.0 on pci1
Sep 22 07:45:16 vinyl2 /kernel: twe0: 2 ports, Firmware FE6X 1.00.43.003,
BIOS BEXX 1.04.00.009
Sep 22 07:45:16 vinyl2 /kernel: isab0: <Intel 82801AA (ICH) PCI to LPC
bridge> at device 31.0 on pci0
Sep 22 07:45:16 vinyl2 /kernel: isa0: <ISA bus> on isab0
Sep 22 07:45:16 vinyl2 /kernel: pci0: <Unknown PCI ATA controller> at 31.1
Sep 22 07:45:16 vinyl2 /kernel: pci0: <Intel 82801AA (ICH) USB controller>
at 31.2 irq 15
Sep 22 07:45:16 vinyl2 /kernel: pci0: <unknown card> (vendor=0x8086,
dev=0x2413) at 31.3 irq 14
Sep 22 07:45:16 vinyl2 /kernel: orm0: <Option ROMs> at iomem
0xc0000-0xcbfff,0xcc000-0xccfff,0xcd000-0xcdfff,0xce000-0xcefff on isa0
Sep 22 07:45:16 vinyl2 /kernel: fdc0: <NEC 72065B or clone> at port
0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0
Sep 22 07:45:16 vinyl2 /kernel: fdc0: FIFO enabled, 8 bytes threshold
Sep 22 07:45:16 vinyl2 /kernel: fd0: <1440-KB 3.5" drive> on fdc0 drive 0
Sep 22 07:45:16 vinyl2 /kernel: atkbdc0: <Keyboard controller (i8042)> at
port 0x60,0x64 on isa0
Sep 22 07:45:16 vinyl2 /kernel: vga0: <Generic ISA VGA> at port 0x3c0-0x3df
iomem 0xa0000-0xbffff on isa0
Sep 22 07:45:16 vinyl2 /kernel: sc0: <System console> at flags 0x100 on isa0
Sep 22 07:45:16 vinyl2 /kernel: sc0: VGA <16 virtual consoles, flags=0x100>
Sep 22 07:45:16 vinyl2 /kernel: sio0 at port 0x3f8-0x3ff irq 4 flags 0x10
on isa0
Sep 22 07:45:16 vinyl2 /kernel: sio0: type 16550A, console
Sep 22 07:45:16 vinyl2 /kernel: ppc0: <Parallel port> at port 0x378-0x37f
irq 7 on isa0
Sep 22 07:45:16 vinyl2 /kernel: ppc0: Generic chipset (EPP/NIBBLE) in
COMPATIBLE mode
Sep 22 07:45:16 vinyl2 /kernel: lpt0: <Printer> on ppbus0
Sep 22 07:45:16 vinyl2 /kernel: lpt0: Interrupt-driven port
Sep 22 07:45:16 vinyl2 /kernel: ppi0: <Parallel I/O> on ppbus0
Sep 22 07:45:16 vinyl2 /kernel: plip0: <PLIP network interface> on ppbus0
Sep 22 07:45:16 vinyl2 /kernel: IP packet filtering initialized, divert
enabled, rule-based forwarding enabled, default to deny, log
ging limited to 23100 packets/entry by default
Sep 22 07:45:16 vinyl2 /kernel: IPv6 packet filtering initialized, logging
limited to 1000 packets/entry
Sep 22 07:45:16 vinyl2 /kernel: DUMMYNET initialized (010124)
Sep 22 07:45:16 vinyl2 /kernel: twed0: <TwinStor, Normal> on twe0
Sep 22 07:45:16 vinyl2 /kernel: twed0: 19606MB (40155008 sectors)
Sep 22 07:45:16 vinyl2 /kernel: Mounting root from ufs:/dev/twed0s1a
Sep 22 07:45:16 vinyl2 /kernel: WARNING: / was not properly dismounted
--------------------------------------------------------------------
Mike Tancsa, tel +1 519 651 3400
Sentex Communications, mike@sentex.net
Providing Internet since 1994 www.sentex.net
Cambridge, Ontario Canada www.sentex.net/mike
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