panic: lockmgr: locking against myself (backtrace)

From: Daniel C. Sobral <dcs_at_tcoip.com.br>
Date: Fri, 25 Apr 2003 17:37:44 -0300
This is a 17th kernel. Sorry if this bug has already been addressed.

WARNING: / was not properly dismounted
WARNING: /opt was not properly dismounted
/opt: mount pending error: blocks 1076 files 10
WARNING: /tmp was not properly dismounted
WARNING: /usr was not properly dismounted
WARNING: /var was not properly dismounted
/var: superblock summary recomputed
panic: lockmgr: locking against myself

syncing disks, buffers remaining... 117 117 115 115 115 115 115 115 115 
115 115 115 115 115 115 115 115 115 115 115 115 115
giving up on 109 buffers
Uptime: 2m59s
Dumping 255 MB
ata0: resetting devices ..
done
  16 32 48 64 80 96 112 128 144 160 176 192 208 224 240
---
Reading symbols from /boot/kernel/snd_cmi.ko...done.
Loaded symbols for /boot/kernel/snd_cmi.ko
Reading symbols from /boot/kernel/snd_pcm.ko...done.
Loaded symbols for /boot/kernel/snd_pcm.ko
Reading symbols from 
/usr/obj/usr/src/sys/DCS/modules/usr/src/sys/modules/acpi/acpi.ko.debug...done.
Loaded symbols for 
/usr/obj/usr/src/sys/DCS/modules/usr/src/sys/modules/acpi/acpi.ko.debug
Reading symbols from /boot/kernel/green_saver.ko...done.
Loaded symbols for /boot/kernel/green_saver.ko
Reading symbols from 
/usr/obj/usr/src/sys/DCS/modules/usr/src/sys/modules/linux/linux.ko.debug...done.
Loaded symbols for 
/usr/obj/usr/src/sys/DCS/modules/usr/src/sys/modules/linux/linux.ko.debug
#0  doadump () at /usr/src/sys/kern/kern_shutdown.c:238
238             dumping++;
(kgdb) bt full
#0  doadump () at /usr/src/sys/kern/kern_shutdown.c:238
No locals.
#1  0xc01f07b3 in boot (howto=256) at /usr/src/sys/kern/kern_shutdown.c:370
No locals.
#2  0xc01f0ab3 in panic () at /usr/src/sys/kern/kern_shutdown.c:541
         td = (struct thread *) 0xc2a6d130
         bootopt = 256
         newpanic = 1
         buf = "lockmgr: locking against myself", '\0' <repeats 224 times>
#3  0xc01d4ca2 in lockmgr (lkp=0xc7816bf4, flags=34144290, 
interlkp=0x2000020, td=0xc2a6d130)
     at /usr/src/sys/kern/kern_lock.c:447
         error = 0
         thr = (struct thread *) 0xc2a6d130
         extflags = 33554464
         lockflags = 34144290
#4  0xc024a350 in BUF_TIMELOCK (bp=0xc7816bf4, locktype=34144290, 
interlock=0x0, wmesg=0x0, catch=0, timo=0)
     at buf.h:319
         ret = 0
#5  0xc0245968 in flushbuflist (blist=0xc7816b28, flags=4, 
vp=0xc2ac7124, slpflag=0, slptimeo=0, errorp=0x0)
     at /usr/src/sys/kern/vfs_subr.c:1225
         bp = (struct buf *) 0xc7816bf4
         nbp = (struct buf *) 0x2090022
         found = 1
         error = 0
#6  0xc0245639 in vinvalbuf (vp=0xc2ac7124, flags=4, cred=0x0, td=0x0, 
slpflag=0, slptimeo=0)
     at /usr/src/sys/kern/vfs_subr.c:1140
         blist = (struct buf *) 0x0
         error = 0
         object = (struct vm_object *) 0xc038f5a0
#7  0xc0283379 in ffs_truncate (vp=0xc2ac7124, length=0, flags=2048, 
cred=0x0, td=0xc2a6d130)
     at /usr/src/sys/ufs/ffs/ffs_inode.c:273
         ovp = (struct vnode *) 0xc2ac7124
         oip = (struct inode *) 0xc2509f30
         bn = -4595153208611401248
         lbn = -4595762681652098333
---Type <return> to continue, or q <return> to quit---
         lastblock = -3284701205984444416
         lastiblock = {7825155812, 4294852608, 4294983680}
         indir_lbn = {-3284699793973314304, 0, -3929109196638334672}
         oldblks = {-4419572712168307834, -4597393127475511173, 
-4603119513646766456, 7560922632,
   1549412778886, -4074685360830693947, 3530188528, 
-4603089083803474232, 3265955336, 531505530703,
   24890310656, 1428760, 1428912, 3262734920, -4444877800360285400}
         newblks = {-4595762338054714653, -4595796285474696736, 
-4595655551211273548, -4602851490507627020,
   -3284700738902902948, -4595796285476409075, -4597397289298821119, 
-4419572715392859713,
   -3284700635824208049, -4597393124252109744, 16109467923, 
-3284700412444749520, -4597393127475510714,
   -4597122140808936999, -4595763025247956312}
         count = -3284701051365621760
         blocksreleased = 0
         datablocks = 96
         fs = (struct fs *) 0xc2799800
         bp = (struct buf *) 0xc0214ae3
         needextclean = 0
         softdepslowdown = 0
         extblocks = 0
         offset = -1028886236
         size = 0
         level = 0
         nblocks = -764779132
         i = -1028886236
         error = 0
         allerror = 0
         osize = 3224958560
#8  0xc0286a46 in ffs_snapshot (mp=0xc26b0400, snapfile=---Can't read 
userspace from dump, or kernel process---

) at /usr/src/sys/ufs/ffs/ffs_snapshot.c:655
         numblks = 262138
         blkno = -4595656097701375696
         blkp = (ufs2_daddr_t *) 0xc2ac7248
         snapblklist = (ufs2_daddr_t *) 0xc03888f8
         error = 5
         cg = -1070034704
         snaploc = 0
         i = 0
---Type <return> to continue, or q <return> to quit---
         size = 0
         len = 220270592
         loc = -764778480
         flag = 220270592
         starttime = {tv_sec = 0, tv_nsec = 0}
         endtime = {tv_sec = -1070034704, tv_nsec = -1070036744}
         saved_nice = 0 '\0'
         redo = 0
         snaplistsize = 0
         lp = (int32_t *) 0x0
         space = (void *) 0xc2a6d130
         copy_fs = (struct fs *) 0x0
         fs = (struct fs *) 0xc2799800
         snaphead = (struct snaphead *) 0xc0389078
         td = (struct thread *) 0xc2a6d130
         ip = (struct inode *) 0xc2509f30
         xp = (struct inode *) 0x0
         bp = (struct buf *) 0xc7816b28
         nbp = (struct buf *) 0x0
         ibp = (struct buf *) 0x0
         sbp = (struct buf *) 0x0
         nd = {ni_dirp = 0x80c52e0---Can't read userspace from dump, or 
kernel process---


-- 
Daniel C. Sobral                   (8-DCS)
Gerencia de Operacoes
Divisao de Comunicacao de Dados
Coordenacao de Seguranca
VIVO Centro Oeste Norte
Fones: 55-61-313-7654/Cel: 55-61-9618-0904
E-mail: Daniel.Capo_at_tco.net.br
         Daniel.Sobral_at_tcoip.com.br
         dcs_at_tcoip.com.br

Outros:
	dcs_at_newsguy.com
	dcs_at_freebsd.org
	capo_at_notorious.bsdconspiracy.net

$3,000,000.
Received on Fri Apr 25 2003 - 11:37:49 UTC

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