Date: Mon, 17 Dec 2001 23:23:44 +0100 (CET) From: Martin Blapp <mb@imp.ch> To: Matthew Dillon <dillon@apollo.backplane.com> Cc: <tmm@FreeBSD.ORG>, <freebsd-hackers@FreeBSD.ORG> Subject: Re: deadlock with softupdates ? Message-ID: <20011217231944.S59342-100000@levais.imp.ch> In-Reply-To: <200112172213.fBHMDp633346@apollo.backplane.com>
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Hi Matt, > Are you sure this is the correct kernel binary? zinitna() doesn't > call vget() and vm_fault doesn't call zinitna. Hrm, sorry, I just have noted that the debug kernel produces slightly different output that the normal kernel :-( Why this ? I didn't do a cvs update since I built the kernel. (kgdb) proc 293 (kgdb) bt #0 0xc017ad88 in mi_switch () #1 0xc017a529 in tsleep () #2 0xc0171c24 in acquire () #3 0xc0171e88 in lockmgr () #4 0xc01a2008 in vop_stdlock () #5 0xc022e44d in ufs_vnoperate () #6 0xc01ac04b in vn_lock () #7 0xc01a4e18 in vget () #8 0xc02290d4 in ufs_ihashget () #9 0xc02265de in ffs_vget () #10 0xc022b964 in ufs_root () #11 0xc01a32b6 in lookup () #12 0xc01a2c74 in namei () #13 0xc01ab45f in vn_open () #14 0xc01a7568 in open () #15 0xc028520d in syscall2 () #16 0xc02767b5 in Xint0x80_syscall () #17 0x48082c6f in ?? () #18 0x4808729b in ?? () #19 0x4807e11d in ?? () #20 0x480e7ebd in ?? () #21 0x8048e75 in ?? () #22 0x8048d61 in ?? () (kgdb) proc 2 (kgdb) bt #0 0xc017ad88 in mi_switch () #1 0xc017a529 in tsleep () #2 0xc0171c24 in acquire () #3 0xc0171ea5 in lockmgr () #4 0xc01a2008 in vop_stdlock () #5 0xc022e44d in ufs_vnoperate () #6 0xc01ac04b in vn_lock () #7 0xc01a4e18 in vget () #8 0xc023a52d in vm_pageout_scan () #9 0xc023af53 in vm_pageout () (kgdb) proc 288 (kgdb) bt #0 0xc017ad88 in mi_switch () #1 0xc017a529 in tsleep () #2 0xc0171c24 in acquire () #3 0xc0171cd4 in lockmgr () #4 0xc01a2008 in vop_stdlock () #5 0xc022e44d in ufs_vnoperate () #6 0xc01ac04b in vn_lock () #7 0xc01a4e18 in vget () #8 0xc023d038 in vnode_pager_lock () #9 0xc023060c in vm_fault () #10 0xc0284b9e in trap_pfault () #11 0xc0284663 in trap () #12 0x807e5e7 in ?? () #13 0x807dfb4 in ?? () #14 0x80595d1 in ?? () #15 0x805e6d8 in ?? () #16 0x805d5fa in ?? () #17 0x805e271 in ?? () #18 0x80589ab in ?? () #19 0x805bec5 in ?? () #20 0x804f1e1 in ?? () (kgdb) proc 13771 (kgdb) bt #0 0xc017ad88 in mi_switch () #1 0xc017a529 in tsleep () #2 0xc0171c24 in acquire () #3 0xc0171ea5 in lockmgr () #4 0xc01a2008 in vop_stdlock () #5 0xc022e44d in ufs_vnoperate () #6 0xc01ac04b in vn_lock () #7 0xc01a4e18 in vget () #8 0xc01a01b3 in vfs_cache_lookup () #9 0xc022e44d in ufs_vnoperate () #10 0xc01a3179 in lookup () #11 0xc01a2c74 in namei () #12 0xc01ab45f in vn_open () #13 0xc01a7568 in open () #14 0xc028520d in syscall2 () #15 0xc02767b5 in Xint0x80_syscall () #16 0x807a646 in ?? () #17 0x80755ca in ?? () #18 0x8056052 in ?? () #19 0x804ea19 in ?? () (kgdb) proc 13775 (kgdb) bt #0 0xc017ad88 in mi_switch () #1 0xc017a529 in tsleep () #2 0xc0171c24 in acquire () #3 0xc0171e88 in lockmgr () #4 0xc01a2008 in vop_stdlock () #5 0xc022e44d in ufs_vnoperate () #6 0xc01ac04b in vn_lock () #7 0xc01a4e18 in vget () #8 0xc02290d4 in ufs_ihashget () #9 0xc02265de in ffs_vget () #10 0xc022b964 in ufs_root () #11 0xc01a32b6 in lookup () #12 0xc01a2c74 in namei () #13 0xc01a86b5 in stat () #14 0xc028520d in syscall2 () #15 0xc02767b5 in Xint0x80_syscall () #16 0x806334f in ?? () #17 0x8063add in ?? () #18 0x805e9b6 in ?? () #19 0x8055ece in ?? () #20 0x8056825 in ?? () #21 0x804ea19 in ?? () (kgdb) proc 13779 (kgdb) bt #0 0xc017ad88 in mi_switch () #1 0xc017a529 in tsleep () #2 0xc0171c24 in acquire () #3 0xc0171e88 in lockmgr () #4 0xc01a2008 in vop_stdlock () #5 0xc022e44d in ufs_vnoperate () #6 0xc01ac04b in vn_lock () #7 0xc01a4e18 in vget () #8 0xc02290d4 in ufs_ihashget () #9 0xc02265de in ffs_vget () #10 0xc022b964 in ufs_root () #11 0xc01a32b6 in lookup () #12 0xc01a2c74 in namei () #13 0xc01ab45f in vn_open () #14 0xc01a7568 in open () #15 0xc028520d in syscall2 () #16 0xc02767b5 in Xint0x80_syscall () #17 0x807280e in ?? () #18 0x805e387 in ?? () #19 0x805e96c in ?? () #20 0x8055ece in ?? () #21 0x8056825 in ?? () #22 0x804ea19 in ?? () (kgdb) proc 13781 (kgdb) bt #0 0xc017ad88 in mi_switch () #1 0xc017a529 in tsleep () #2 0xc0171c24 in acquire () #3 0xc0171e88 in lockmgr () #4 0xc01a2008 in vop_stdlock () #5 0xc022e44d in ufs_vnoperate () #6 0xc01ac04b in vn_lock () #7 0xc01a4e18 in vget () #8 0xc01a01b3 in vfs_cache_lookup () #9 0xc022e44d in ufs_vnoperate () #10 0xc01a3179 in lookup () #11 0xc01a2c74 in namei () #12 0xc01ab45f in vn_open () #13 0xc01a7568 in open () #14 0xc028520d in syscall2 () #15 0xc02767b5 in Xint0x80_syscall () #16 0x804efd3 in ?? () #17 0x8055f10 in ?? () #18 0x8056825 in ?? () #19 0x804ea19 in ?? () To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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