Date: Mon, 1 May 2006 12:07:54 +0000 (UTC) From: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> To: Vlad GALU <vladgalu@gmail.com> Cc: freebsd-stable@freebsd.org Subject: Re: LOR Message-ID: <20060501120704.O54242@maildrop.int.zabbadoz.net> In-Reply-To: <79722fad0605010326p2f2ec9cqaba7cecee636648a@mail.gmail.com> References: <79722fad0605010326p2f2ec9cqaba7cecee636648a@mail.gmail.com>
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On Mon, 1 May 2006, Vlad GALU wrote: Hi, added with LOR ID 187 to the LOR page: http://sources.zabbadoz.net/freebsd/lor.html#187 > 6.1 RC > > -- cut here -- > > lock order reversal: > 1st 0xc075b5a0 cdev (cdev) @ kern/kern_conf.c:61 > 2nd 0xc637e8c8 sleep mtxpool (sleep mtxpool) @ kern/kern_prot.c:1860 > KDB: stack backtrace: > witness_checkorder(c637e8c8,9,c06fdd58,744,c83e0a00) at > witness_checkorder+0x3bb > _mtx_lock_flags(c637e8c8,0,c06fdd58,744,c83e0a00) at _mtx_lock_flags+0x37 > crhold(c8f15e00,40,20,c0702ae5,e8f2182c) at crhold+0x2d > make_dev_credv(c8f15e00,0,0,1b6,c0702ae5) at make_dev_credv+0x82 > make_dev_cred(c0737a20,0,c8f15e00,0,0) at make_dev_cred+0x3a > pty_clone(0,c8f15e00,e8f21922,5,e8f21894) at pty_clone+0xcf > devfs_lookup(e8f219a0,e8f2194c,c94b3dd0,e8f219a0,e8f219bc) at > devfs_lookup+0x4a4 > VOP_LOOKUP_APV(c0729ea0,e8f219a0,e8f21be8,c9542600,0) at VOP_LOOKUP_APV+0x3b > lookup(e8f21bc0,0,c07044a4,b6,c0762800) at lookup+0x328 > namei(e8f21bc0,c637e8c8,0,246,0) at namei+0x2da > vn_open_cred(e8f21bc0,e8f21cc0,0,c8f15e00,6) at vn_open_cred+0x1a2 > vn_open(e8f21bc0,e8f21cc0,0,6,e8f21b68) at vn_open+0x33 > kern_open(c9542600,bfbfdc60,0,3,0) at kern_open+0xd2 > open(c9542600,e8f21d04,c,c0701c8e,3) at open+0x36 > syscall(3b,3b,bfbf003b,806ea82,8075f14) at syscall+0x13b > Xint0x80_syscall() at Xint0x80_syscall+0x1f > --- syscall (5, FreeBSD ELF32, open), eip = 0x4834e417, esp = > 0xbfbfdc2c, ebp = > 0xbfbfdc88 --- > > -- and here -- -- Bjoern A. Zeeb bzeeb at Zabbadoz dot NeT
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