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Date:      Fri, 31 Aug 2001 14:39:50 +0200 (CEST)
From:      Jimmy Olgeni <olgeni@uli.it>
To:        <freebsd-stable@FreeBSD.org>
Subject:   -stable panic (4.4-RC), splash related
Message-ID:  <20010831143758.P873-100000@dev1.localdomain.net>

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Hello there,

I got this on a box where the splash device was used as a screen
saver. I had XFree86-4 running on a virtual terminal, but I was in
text mode when this happened.


GNU gdb 4.18
Copyright 1998 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "i386-unknown-freebsd"...
(no debugging symbols found)...
IdlePTD 5701632
initial pcb at 446a00
panicstr: lockmgr: locking against myself
panic messages:
---
panic: lockmgr: locking against myself

syncing disks... 14
done
Uptime: 2h25m13s
/dev/vmmon: Module vmmon: unloaded

dumping to dev #ad/0x30001, offset 270304
dump ata0: resetting devices .. ad0: invalidating queued requests
done
127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
---
#0  0xc01b51da in dumpsys ()
(kgdb) bt
#0  0xc01b51da in dumpsys ()
#1  0xc01b4ffb in boot ()
#2  0xc01b53e1 in panic ()
#3  0xc01afa5f in lockmgr ()
#4  0xc02f8097 in vm_map_find ()
#5  0xc02f72cb in kmem_alloc_pageable ()
#6  0xc03693db in pmap_mapdev ()
#7  0xc037df9e in vesa_map_buffer ()
#8  0xc037e445 in vesa_set_mode ()
#9  0xc05018e8 in ?? ()
#10 0xc0347e40 in splash ()
#11 0xc0355769 in scsplash_saver ()
#12 0xc0355313 in scrn_timer ()
#13 0xc01bac6d in softclock ()
#14 0xc035da50 in splz_swi ()
#15 0xc0367e63 in pmap_remove_pte ()
#16 0xc0367f9a in pmap_remove ()
#17 0xc02f94f3 in vm_map_delete ()
#18 0xc02f95e6 in vm_map_remove ()
#19 0xc02f7491 in kmem_free ()
#20 0xc01c5c90 in pipe_free_kmem ()
#21 0xc01c5df4 in pipeclose ()
#22 0xc01c5c55 in pipe_close ()
#23 0xc01ab113 in fdrop ()
#24 0xc01ab05b in closef ()
#25 0xc01aa5dd in close ()
#26 0xc036b301 in syscall2 ()
#27 0xc035c595 in Xint0x80_syscall ()
#28 0x280cefeb in ?? ()
---Type <return> to continue, or q <return> to quit---
#29 0x804a93a in ?? ()
#30 0x804b0e9 in ?? ()
#31 0x804a49e in ?? ()
#32 0x8048d19 in ?? ()
(kgdb)

-- 
jimmy


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