Date: Mon, 18 Aug 2003 19:31:49 -0700 From: Kris Kennaway <kris@obsecurity.org> To: current@FreeBSD.org, alc@FreeBSD.org Subject: LOR with page queue mutex and vm object Message-ID: <20030819023149.GA75437@rot13.obsecurity.org>
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--rwEMma7ioTxnRzrJ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline I got this on alpha just now (kernel updated 2 days ago, filesystems created with -b 32768 -f 4096 to test reports of panics with these settings, which may or may not be relevant). I don't think I've seen this trace before...apologies if it's another false positive. Kris 1st 0xfffffc00006e48d0 vm page queue mutex (vm page queue mutex) @ /a/asami/portbuild/alpha/src-client/sys/vm/vm_pageout.c:405 2nd 0xfffffc0005102e00 vm object (vm object) @ /a/asami/portbuild/alpha/src-client/sys/kern/vfs_bio.c:2280 Stack backtrace: db_print_backtrace() at db_print_backtrace+0x18 backtrace() at backtrace+0x2c witness_lock() at witness_lock+0x6fc _mtx_lock_flags() at _mtx_lock_flags+0xc8 vfs_setdirty() at vfs_setdirty+0x7c bdwrite() at bdwrite+0x3b8 ffs_update() at ffs_update+0x388 ufs_inactive() at ufs_inactive+0x254 ufs_vnoperate() at ufs_vnoperate+0x2c vput() at vput+0x170 vm_pageout_scan() at vm_pageout_scan+0x7ac vm_pageout() at vm_pageout+0x3ac fork_exit() at fork_exit+0x100 exception_return() at exception_return - --rwEMma7ioTxnRzrJ Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.2 (FreeBSD) iD8DBQE/QYwVWry0BWjoQKURAtUQAKDENbxjp44hUSv5HqVmi6GTIxZ4xACePwxT nO/dP3THiHYY5IwWoJ/1sI8= =cah7 -----END PGP SIGNATURE----- --rwEMma7ioTxnRzrJ--
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