Date: Thu, 03 Jun 2010 10:44:32 +0300 From: Alexander Motin <mav@FreeBSD.org> To: Bruce Cran <bruce@cran.org.uk>, current <current@freebsd.org> Subject: Re: ata panic: "mtx_lock of destroyed mutex" Message-ID: <4C075D60.2040101@FreeBSD.org> In-Reply-To: <mailpost.1275501469.9443916.4621.mailing.freebsd.current@FreeBSD.cs.nctu.edu.tw> References: <mailpost.1275501469.9443916.4621.mailing.freebsd.current@FreeBSD.cs.nctu.edu.tw>
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Bruce Cran wrote: > I've been setting up an amd64 VirtualBox machine with the latest > 9-CURRENT and got the following panic when booting it (another machine > updated and booting at the same time didn't panic): > > ata1: WARNING - READ_TOC read data overrun 18>12 > panic: mtx_lock of destroyed mutex @ /usr/src/sys/kern/kern_sema.c:79 > cpuid = 0 Are there any other related messages before it if boot with verbose? > with the following stack trace: > > kdb_enter > panic > _mtx_lock_flags > _sema_post > ata_completed > taskqueue_run > intr_event_execute_handlers > ithread_loop > fork_exit > fork_trampoline -- Alexander Motin
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