Date: Sun, 23 Jan 2005 12:40:01 +0100 From: Jeremie Le Hen <jeremie@le-hen.org> To: Poul-Henning Kamp <phk@FreeBSD.org> Cc: freebsd-current@freebsd.org Subject: Re: cvs commit: src/sys/dev/md md.c Message-ID: <20050123114001.GK36660@obiwan.tataz.chchile.org> In-Reply-To: <200501221908.j0MJ8ov5084403@repoman.freebsd.org> References: <200501221908.j0MJ8ov5084403@repoman.freebsd.org>
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> phk 2005-01-22 19:08:50 UTC > > FreeBSD src repository > > Modified files: > sys/dev/md md.c > Log: > Add a couple of mtx_asserts() to try to narrow down the window on > a bug repeatedly reported. These assertions where triggered immediately when I tried to add a vnode-based md(4) device (already reported yesterday [1], but without these assertions): %%% z6po:root# mdconfig -a -t vnode -f /boot/profile/home panic: mutex Giant not owned at ../../../dev/md/md.c:679 KDB: stack backtrace: kdb_backtrace() panic() _mtx_asser() md_kthread() fork_exit() fork_trampoline() --- trap 0x1, eip = 0, esp = ..., ebp = 0 --- %%% Regards, [1] http://docs.freebsd.org/cgi/getmsg.cgi?fetch=1067825+0+archive/2005/freebsd-current/20050123.freebsd-current -- Jeremie Le Hen jeremie@le-hen.org
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