Date: Sat, 28 Dec 2002 23:59:19 -0600 From: ryan beasley <ryanb@goddamnbastard.org> To: freebsd-current@freebsd.org Subject: panic: lockmgr: draining against myself Message-ID: <20021229055919.GA62145@goddamnbastard.org>
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[-- Attachment #1 --]
RELENG_5_0 sources checked out 2002.12.28 04:00 CST. Please let me know if
I can provide any other useful information.
root@fredrik ~> gdb -k /usr/obj/usr/src/sys/FREDRIK_DP/kernel.debug /var/crash/vmcore.4
Copyright (c) 1992-2002 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
The Regents of the University of California. All rights reserved.
FreeBSD 5.0-RC #5: Sat Dec 28 04:37:37 CST 2002
ryanb@fredrik.internal.goddamnbastard.org:/usr/obj/usr/src/sys/FREDRIK_DP
Preloaded elf kernel "/boot/kernel/kernel" at 0xc042b000.
Preloaded elf module "/boot/kernel/vesa.ko" at 0xc042b0a8.
Preloaded elf module "/boot/kernel/acpi.ko" at 0xc042b154.
Timecounter "i8254" frequency 1193182 Hz
Timecounter "TSC" frequency 2392295728 Hz
CPU: Pentium 4 (2392.30-MHz 686-class CPU)
Origin = "GenuineIntel" Id = 0xf24 Stepping = 4
Features=0x3febfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM>
real memory = 67108864 (64 MB)
avail memory = 60674048 (57 MB)
Initializing GEOMetry subsystem
Pentium Pro MTRR support enabled
VESA: v3.0, 65536k memory, flags:0x1, mode table:0xc03deca2 (1000022)
VESA: NVidia
npx0: <math processor> on motherboard
npx0: INT 16 interface
acpi0: <A M I OEMRSDT > on motherboard
ACPI-0625: *** Info: GPE Block0 defined as GPE0 to GPE31
Using $PIR table, 8 entries at 0xc00f44e0
acpi0: power button is handled as a fixed feature programming model.
Timecounter "ACPI-fast" frequency 3579545 Hz
acpi_timer0: <24-bit timer at 3.579545MHz> port 0x408-0x40b on acpi0
acpi_cpu0: <CPU> on acpi0
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci0: <ACPI PCI bus> on pcib0
agp0: <Intel 82845 host to AGP bridge> mem 0xf8000000-0xfbffffff at device 0.0 on pci0
pcib1: <PCIBIOS PCI-PCI bridge> at device 1.0 on pci0
pci1: <PCI bus> on pcib1
pci1: <display, VGA> at device 0.0 (no driver attached)
pci0: <serial bus, USB> at device 29.0 (no driver attached)
pci0: <serial bus, USB> at device 29.1 (no driver attached)
pci0: <serial bus, USB> at device 29.2 (no driver attached)
pci0: <serial bus, USB> at device 29.7 (no driver attached)
pcib2: <ACPI PCI-PCI bridge> at device 30.0 on pci0
pci2: <ACPI PCI bus> on pcib2
pci2: <multimedia, audio> at device 1.0 (no driver attached)
pci2: <input device> at device 1.1 (no driver attached)
pci2: <network, ethernet> at device 2.0 (no driver attached)
isab0: <PCI-ISA bridge> at device 31.0 on pci0
isa0: <ISA bus> on isab0
atapci0: <Intel ICH4 ATA100 controller> port 0xffa0-0xffaf,0-0x3,0-0x7,0-0x3,0-0x7 at device 31.1 on pci0
ata0: at 0x1f0 irq 14 on atapci0
ata1: at 0x170 irq 15 on atapci0
pci0: <serial bus, SMBus> at device 31.3 (no driver attached)
acpi_button0: <Sleep Button> on acpi0
sio0: configured irq 4 not in bitmap of probed irqs 0
sio0: port may not be enabled
sio0 port 0x3f8-0x3ff irq 4 on acpi0
sio0: type 16550A
fdc0: <Enhanced floppy controller (i82077, NE72065 or clone)> port 0x3f7,0x3f4-0x3f5,0x3f2-0x3f3,0x3f0-0x3f1 irq 6 drq 2 on acpi0
fdc0: FIFO enabled, 8 bytes threshold
fd0: <1440-KB 3.5" drive> on fdc0 drive 0
atkbdc0: <Keyboard controller (i8042)> port 0x64,0x60 irq 1 on acpi0
atkbd0: <AT Keyboard> flags 0x1 irq 1 on atkbdc0
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: model MouseMan+, device ID 0
pmtimer0 on isa0
orm0: <Option ROM> at iomem 0xc0000-0xcefff on isa0
sc0: <System console> on isa0
sc0: VGA <16 virtual consoles, flags=0x200>
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
sio1: configured irq 3 not in bitmap of probed irqs 0
sio1: port may not be enabled
Timecounters tick every 10.000 msec
acpi_cpu: CPU throttling enabled, 8 steps from 100% to 12.5%
ad0: 38172MB <MAXTOR 6L040J2> [77557/16/63] at ata0-master UDMA100
ad1: 38166MB <WDC WD400BB-00AUA1> [77545/16/63] at ata0-slave UDMA33
acd0: CD-RW <_NEC CD-RW NR-9100A> at ata1-master PIO4
Mounting root from ufs:/dev/ad1s2a
WARNING: / was not properly dismounted
lock order reversal
1st 0xc128c068 process lock (process lock) @ /usr/src/sys/kern/kern_descrip.c:2111
2nd 0xc12c2534 filedesc structure (filedesc structure) @ /usr/src/sys/kern/kern_descrip.c:2118
WARNING: /usr was not properly dismounted
/usr: superblock summary recomputed
WARNING: /var was not properly dismounted
/var: mount pending error: blocks 0 files 3
dc0: <Davicom DM9102A 10/100BaseTX> port 0xd400-0xd4ff mem 0xfeaffc00-0xfeaffcff irq 9 at device 2.0 on pci2
dc0: Ethernet address: 00:08:a1:2a:2d:29
/usr/src/sys/vm/uma_core.c:1330: could sleep with "dc0" locked from /usr/src/sys/pci/if_dc.c:691
/usr/src/sys/vm/uma_core.c:1330: could sleep with "dc0" locked from /usr/src/sys/pci/if_dc.c:691
/usr/src/sys/vm/uma_core.c:1330: could sleep with "dc0" locked from /usr/src/sys/pci/if_dc.c:691
miibus0: <MII bus> on dc0
ukphy0: <Generic IEEE 802.3u media interface> on miibus0
ukphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
dc0: failed to force tx and rx to idle state
dc0: failed to force tx and rx to idle state
panic: lockmgr: draining against myself
panic: from debugger
Uptime: 1m30s
Dumping 64 MB
ata0: resetting devices ..
ad0: DMA limited to UDMA33, non-ATA66 cable or device
done
16 32 48
---
#0 doadump () at /usr/src/sys/kern/kern_shutdown.c:232
232 dumping++;
(kgdb) where
#0 doadump () at /usr/src/sys/kern/kern_shutdown.c:232
#1 0xc01998ae in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:364
#2 0xc0199af3 in panic () at /usr/src/sys/kern/kern_shutdown.c:517
#3 0xc0123672 in db_panic () at /usr/src/sys/ddb/db_command.c:450
#4 0xc01235f2 in db_command (last_cmdp=0xc02f4c00, cmd_table=0x0, aux_cmd_tablep=0xc02ef544, aux_cmd_tablep_end=0xc02ef548)
at /usr/src/sys/ddb/db_command.c:346
#5 0xc0123706 in db_command_loop () at /usr/src/sys/ddb/db_command.c:472
#6 0xc01263fa in db_trap (type=3, code=0) at /usr/src/sys/ddb/db_trap.c:72
#7 0xc02a2b12 in kdb_trap (type=3, code=0, regs=0xc635d680) at /usr/src/sys/i386/i386/db_interface.c:166
#8 0xc02b38cf in trap (frame=
{tf_fs = -1072168936, tf_es = -1070465008, tf_ds = 16, tf_edi = -1055176288, tf_esi = 256, tf_ebp = -969550132, tf_isp = -969550164, tf_ebx = 0, tf_edx = 0, tf_ecx = 32, tf_eax = 18, tf_trapno = 3, tf_err = 0, tf_eip = -1070977612, tf_cs = 8, tf_eflags = 662, tf_esp = -1070682391, tf_ss = -1070753879}) at /usr/src/sys/i386/i386/trap.c:603
#9 0xc02a42f8 in calltrap () at {standard input}:98
#10 0xc0199adb in panic (fmt=0x0) at /usr/src/sys/kern/kern_shutdown.c:503
#11 0xc018d0b2 in lockmgr (lkp=0xc1375b50, flags=65543, interlkp=0x1000040, td=0xc11b49a0) at /usr/src/sys/kern/kern_lock.c:441
#12 0xc01e42dc in vop_stdlock (ap=0x0) at /usr/src/sys/kern/vfs_default.c:279
#13 0xc026b8b8 in ufs_vnoperate (ap=0x0) at /usr/src/sys/ufs/ufs/ufs_vnops.c:2796
#14 0xc01edec5 in vclean (vp=0xc1375a8c, flags=8, td=0xc11b49a0) at vnode_if.h:990
#15 0xc01ee44c in vgonel (vp=0xc1375a8c, td=0x0) at /usr/src/sys/kern/vfs_subr.c:2690
#16 0xc01ee35b in vrecycle (vp=0xc1375a8c, inter_lkp=0x0, td=0x0) at /usr/src/sys/kern/vfs_subr.c:2645
#17 0xc02643ec in ufs_inactive (ap=0x0) at /usr/src/sys/ufs/ufs/ufs_inode.c:133
#18 0xc026b8b8 in ufs_vnoperate (ap=0x0) at /usr/src/sys/ufs/ufs/ufs_vnops.c:2796
#19 0xc01ed720 in vput (vp=0xc1375a8c) at vnode_if.h:930
#20 0xc0255bd7 in handle_workitem_freeblocks (freeblks=0xc12c2b00, flags=0) at /usr/src/sys/ufs/ffs/ffs_softdep.c:2501
#21 0xc025507a in softdep_setup_freeblocks (ip=0xc12b6200, length=0, flags=2048) at /usr/src/sys/ufs/ffs/ffs_softdep.c:2084
#22 0xc024b0f4 in ffs_truncate (vp=0xc1375a8c, length=0, flags=3072, cred=0x0, td=0xc11b49a0)
at /usr/src/sys/ufs/ffs/ffs_inode.c:271
#23 0xc02642bc in ufs_inactive (ap=0x0) at /usr/src/sys/ufs/ufs/ufs_inode.c:100
#24 0xc026b8b8 in ufs_vnoperate (ap=0x0) at /usr/src/sys/ufs/ufs/ufs_vnops.c:2796
#25 0xc01ed720 in vput (vp=0xc1375a8c) at vnode_if.h:930
#26 0xc01f27b5 in kern_unlink (td=0xc11b49a0, path=---Can't read userspace from dump, or kernel process---
) at /usr/src/sys/kern/vfs_syscalls.c:1283
#27 0xc01f2612 in unlink (td=0x0, uap=0x0) at /usr/src/sys/kern/vfs_syscalls.c:1225
#28 0xc02b41ae in syscall (frame=
{tf_fs = 47, tf_es = 47, tf_ds = 47, tf_edi = -1077936728, tf_esi = 0, tf_ebp = -1077936824, tf_isp = -969548428, tf_ebx = -1077936575, tf_edx = -1077936562, tf_ecx = 47, tf_eax = 10, tf_trapno = 12, tf_err = 2, tf_eip = 134526247, tf_cs = 31, tf_eflags = 582, tf_esp = -1077936964, tf_ss = 47}) at /usr/src/sys/i386/i386/trap.c:1033
#29 0xc02a434d in Xint0x80_syscall () at {standard input}:140
---Can't read userspace from dump, or kernel process---
(kgdb) up 11
#11 0xc018d0b2 in lockmgr (lkp=0xc1375b50, flags=65543, interlkp=0x1000040, td=0xc11b49a0) at /usr/src/sys/kern/kern_lock.c:441
441 panic("lockmgr: draining against myself");
(kgdb) list
436 * never drain if we do. Unfortunately, we have no way to
437 * check for holding a shared lock, but at least we can
438 * check for an exclusive one.
439 */
440 if (lkp->lk_lockholder == pid)
441 panic("lockmgr: draining against myself");
442
443 error = acquiredrain(lkp, extflags);
444 if (error)
445 break;
(kgdb) p *lkp
$1 = {lk_interlock = 0xc032b3c8, lk_flags = 16778304, lk_sharecount = 0, lk_waitcount = 0, lk_exclusivecount = 1, lk_prio = 80,
lk_wmesg = 0xc02e24b4 "ufs", lk_timo = 6, lk_lockholder = 210, lk_newlock = 0x0}
(kgdb) up 1
#12 0xc01e42dc in vop_stdlock (ap=0x0) at /usr/src/sys/kern/vfs_default.c:279
279 return (lockmgr(vp->v_vnlock, ap->a_flags, VI_MTX(vp), ap->a_td));
root@fredrik ~> ps -M /var/crash/vmcore.4 -N /usr/obj/usr/src/sys/FREDRIK_DP/kernel.debug -axl
UID PID PPID CPU PRI NI VSZ RSS MWCHAN STAT TT TIME COMMAND
0 37 1 327698 8 0 968 0 wait Ds+ #C: 0:00.04 (sh)
0 203 37 327698 8 0 984 0 wait D+ #C: 0:00.01 (sh)
0 207 203 327698 8 0 868 0 wait D+ #C: 0:00.00 (sh)
0 209 207 327698 8 0 872 0 wait D+ #C: 0:00.00 (sh)
0 210 209 327698 -8 0 552 0 - R+ #C: 0:00.23 (rm)
0 0 0 327698 -16 0 0 0 sched DLs ?? 0:00.00 (swapper)
0 1 0 327698 8 0 664 0 wait DLs ?? 0:00.01 (init)
0 2 0 327698 -8 0 0 0 g_even DL ?? 0:00.03 (g_event)
0 3 0 327698 -8 0 0 0 g_up DL ?? 0:00.01 (g_up)
0 4 0 327698 -8 0 0 0 g_down DL ?? 0:00.03 (g_down)
0 5 0 327698 -84 0 0 0 actask DL ?? 0:00.00 (acpi_task0)
0 6 0 327698 -84 0 0 0 actask DL ?? 0:00.00 (acpi_task1)
0 7 0 327698 -84 0 0 0 actask DL ?? 0:00.00 (acpi_task2)
0 8 0 327698 -16 0 0 0 psleep DL ?? 0:00.00 (pagedaemon)
0 9 0 327698 20 0 0 0 psleep DL ?? 0:00.00 (vmdaemon)
0 10 0 327698 -16 0 0 0 ktrace DL ?? 0:00.00 (ktrace)
0 11 0 327698 -16 0 0 0 - RL ?? 1:26.81 (idle)
0 12 0 327698 -48 0 0 0 - WL ?? 0:00.08 (swi6: tty:sio clock)
0 13 0 327698 -32 0 0 0 - RL ?? 0:00.00 (swi4: vm)
0 14 0 327698 -44 0 0 0 - WL ?? 0:00.00 (swi1: net)
0 15 0 327698 76 0 0 0 sleep DL ?? 0:00.00 (random)
0 16 0 327698 -28 0 0 0 - WL ?? 0:00.00 (swi5: acpitaskq)
0 17 0 327698 -28 0 0 0 - RL ?? 0:00.00 (swi5: task queue)
0 18 0 327698 -21 0 0 0 - RL ?? 0:00.00 (irq13:)
0 19 0 327698 -68 0 0 0 - WL ?? 0:00.00 (irq9: dc0 acpi0)
0 20 0 327698 -64 0 0 0 - WL ?? 0:00.02 (irq14: ata0)
0 21 0 327698 -64 0 0 0 - WL ?? 0:00.00 (irq15: ata1)
0 22 0 327698 -48 0 0 0 - RL ?? 0:00.00 (swi0: tty:sio)
0 23 0 327698 -60 0 0 0 - RL ?? 0:00.00 (irq4: sio0)
0 24 0 327698 -64 0 0 0 - WL ?? 0:00.00 (irq6: fdc0)
0 25 0 327698 -60 0 0 0 - WL ?? 0:00.02 (irq1: atkbd0)
0 26 0 327698 -60 0 0 0 - RL ?? 0:00.00 (irq12: psm0)
0 27 0 327698 -84 0 0 0 - RL ?? 0:00.00 (irq0: clk)
0 28 0 327698 -84 0 0 0 - RL ?? 0:00.00 (irq8: rtc)
0 29 0 327698 171 0 0 0 pgzero DL ?? 0:00.08 (pagezero)
0 30 0 327698 -16 0 0 0 psleep DL ?? 0:00.00 (bufdaemon)
0 31 0 327698 -4 0 0 0 vlruwt DL ?? 0:00.00 (vnlru)
0 32 0 327698 20 0 0 0 syncer DL ?? 0:00.00 (syncer)
0 33 0 327698 8 0 0 0 nfsidl DL ?? 0:00.00 (nfsiod 0)
0 34 0 327698 8 0 0 0 nfsidl DL ?? 0:00.00 (nfsiod 1)
0 35 0 327698 8 0 0 0 nfsidl DL ?? 0:00.00 (nfsiod 2)
0 36 0 327698 8 0 0 0 nfsidl DL ?? 0:00.00 (nfsiod 3)
0 119 1 327698 20 0 220 0 pause Ds ?? 0:00.00 (adjkerntz)
0 184 1 327698 96 0 1160 0 select Ds ?? 0:00.00 (dhclient)
--
ryan beasley <ryanb@goddamnbastard.org>
GPG ID: 0x16EFBD48 http://www.goddamnbastard.org
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