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Date:      10 May 2003 19:33:08 +1000
From:      Q <q_dolan@yahoo.com.au>
To:        freebsd-current@freebsd.org
Subject:   Re: LOR with -current
Message-ID:  <1052559187.686.22.camel@boxster.home.net>
In-Reply-To: <20030508.124929.74756191.haro@kgt.co.jp>
References:  <20030508.124929.74756191.haro@kgt.co.jp>

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I also got this for the first time today (during bootup) with a stack
backtrace (that I pulled off the console) if it's of any use to anyone:

lock order reversal
 1st 0xc2a29da8 vm object (vm object) @ /usr/src/sys/vm/vm_object.c:507
 2nd 0xc082f110 system map (system map) @ /usr/src/sys/vm/vm_kern.c:325
Stack backtrace:
backtrace(c04f33e0,c082f110,c0504bfc,c0504bfc,c0504a97) at
backtrace+0x17
witness_lock(c082f110,8,c0504a97,145,0) at witness_lock+0x697
_mtx_lock_flags(c082f110,0,c0504a97,145,3) at _mtx_lock_flags+0xb1
_vm_map_lock(c082f0b0,c0504a97,145,d1c2bab8,c030fd84) at
_vm_map_lock+0x36
kmem_malloc(c082f0b0,1000,101,d1c2bb24,c04546d0) at kmem_malloc+0x66
page_alloc(c083a240,1000,d1c2bb17,101,c054526c) at page_alloc+0x27
slab_zalloc(c083a240,101,c0506454,66f,c083a924) at slab_zalloc+0x150
uma_zone_slab(c083a240,101,c0506454,66f,0) at uma_zone_slab+0xd8
uma_zalloc_internal(c083a240,0,101,6ef,0) at uma_zalloc_internal+0x55
uma_zfree_arg(c083a900,c2a35000,0,d1c2bbcc,c043c4b8) at
uma_zfree_arg+0x2cb
dev_pager_putfake(c2a35000,0,c05042b2,bc,c2a29da8) at
dev_pager_putfake+0x3a
dev_pager_dealloc(c2a29da8,1,c0506357,10b,0) at dev_pager_dealloc+0xc8
vm_pager_deallocate(c2a29da8,0,c0505539,259,c058ea88) at
vm_pager_deallocate+0x3d
vm_object_terminate(c2a29da8,0,c0505539,1fb,c082cc6c) at
vm_object_terminate+0x1f4
vm_object_deallocate(c2a29da8,c082cc6c,c2a29da8,c082cc6c,d1c2bc9c) at
vm_object_deallocate+0x217
vm_map_entry_delete(c0ed4400,c082cc6c,c0504c6a,86e,c04eed4f) at
vm_map_entry_delete+0x3b
vm_map_delete(c0ed4400,282e0000,282e1000,1000,282e0000) at
vm_map_delete+0x453
vm_map_remove(c0ed4400,282e0000,282e1000,0,c27247e8) at
vm_map_remove+0x58
munmap(c26de260,d1c2bd10,c050a614,3fb,2) at munmap+0x9e
syscall(2f,2f,2f,f8000,1000) at syscall+0x26e
Xint0x80_syscall() at Xint0x80_syscall+0x1d
--- syscall (73), eip = 0x28251153, esp = 0xbfbffbec, ebp = 0xbfbffc18
---

uname -a is

FreeBSD boxster.home.net 5.1-BETA FreeBSD 5.1-BETA #4: Fri May  9
02:09:51 EST 2003     q@boxster.home.net:/usr/obj/usr/src/sys/GENERIC 
i386




On Thu, 2003-05-08 at 13:49, Munehiro Matsuda wrote:
> Hi all,
> 
> I got this LOR with today's -current, when I tried to start X Window up.
> 
> lock order reversal
>  1st 0xc30b94c0 vm object (vm object) @ vm/vm_object.c:507
>  2nd 0xc082f110 system map (system map) @ vm/vm_kern.c:325
> 
> FYI, output of 'uname -a' is as follows.
> 
> FreeBSD jkpc11.tt.kgt.co.jp 5.1-BETA FreeBSD 5.1-BETA #196: Thu May  8 12:01:37 JST 2003     haro@jkpc11.tt.kgt.co.jp:/home/haro/tmp/sys/i386/compile/NEWJKPC11  i386
> 
>   Haro
> =------------------------------------------------------------------------------
>            _ _    Munehiro (haro) Matsuda
>  -|- /_\  |_|_|   Network & Security Dept., Kubota Graphics Technologies Inc.
>  /|\ |_|  |_|_|   2-8-8 Shinjuku Shinjuku-ku Tokyo 160-0022, Japan
>                   Tel: +81-3-3225-0373  Fax: +81-3-3225-0740
>                   Email: haro@kgt.co.jp
> 
> _______________________________________________
> freebsd-current@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-current
> To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org"



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