Date: Tue, 27 May 2003 08:00:29 -0700 (PDT) From: Mikhail Kruk <meshko@cs.brandeis.edu> To: freebsd-i386@FreeBSD.org Subject: Re: i386/52722: lock order reversal message Message-ID: <200305271500.h4RF0TpL017601@freefall.freebsd.org>
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The following reply was made to PR i386/52722; it has been noted by GNATS. From: Mikhail Kruk <meshko@cs.brandeis.edu> To: <freebsd-gnats-submit@FreeBSD.org> Cc: Subject: Re: i386/52722: lock order reversal message Date: Tue, 27 May 2003 10:51:28 -0400 (EDT) oops, forgot the stack trace. Sorry! lock order reversal 1st 0xc2b01534 vm object (vm object) @ vm/vm_object.c:512 2nd 0xc082f110 system map (system map) @ vm/vm_kern.c:325 Stack backtrace: backtrace(c0501407,c082f110,c05135d6,c05135d6,c051347e) at backtrace+0x17 witness_lock(c082f110,8,c051347e,145,0) at witness_lock+0x697 _mtx_lock_flags(c082f110,0,c0513475,145,3) at _mtx_lock_flags+0xb1 _vm_map_lock(c082f0b0,c0513475,145,d1bbdab8,c0313be4) at _vm_map_lock+0x36 kmem_malloc(c082f0b0,1000,101,d1bbdb24,c0461f40) at kmem_malloc+0x66 page_alloc(c083a240,1000,d1bbdb17,101,c0554d80) at page_alloc+0x27 slab_zalloc(c083a240,101,c0514e13,66f,c083a924) at slab_zalloc+0x150 uma_zone_slab(c083a240,101,c0514e0a,66f,0) at uma_zone_slab+0xd8 uma_zalloc_internal(c083a240,0,101,6ef,0) at uma_zalloc_internal+0x55 uma_zfree_arg(c083a900,c2b02168,0,d1bbdbcc,c0449e18) at uma_zfree_arg+0x2cb dev_pager_putfake(c2b02168,0,c0512cb6,bc,c2b01534) at dev_pager_putfake+0x3a dev_pager_dealloc(c2b01534,1,c0514d19,10b,0) at dev_pager_dealloc+0xc8 vm_pager_deallocate(c2b01534,0,c0513f07,25e,c05c7d68) at vm_pager_deallocate+0x3 d vm_object_terminate(c2b01534,0,c0513f07,200,c2aa5528) at vm_object_terminate+0x1 f4 vm_object_deallocate(c2b01534,c2aa5528,c2b01534,c2aa5528,d1bbdc9c) at vm_object_ deallocate+0x20f vm_map_entry_delete(c2ac5000,c2aa5528,c0513644,86e,c04fcdf2) at vm_map_entry_del ete+0x3b vm_map_delete(c2ac5000,282ca000,282cc000,2000,282ca000) at vm_map_delete+0x453 vm_map_remove(c2ac5000,282ca000,282cc000,0,c27a5248) at vm_map_remove+0x58 munmap(c27105f0,d1bbdd10,c0518f96,3fb,2) at munmap+0x9e syscall(2f,2f,bfbf002f,8214390,8a3a800) at syscall+0x26e Xint0x80_syscall() at Xint0x80_syscall+0x1d --- syscall (73), eip = 0x2823f3d3, esp = 0xbfbff9bc, ebp = 0xbfbff9d8 ---
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