From owner-freebsd-stable@FreeBSD.ORG Sat Sep 6 08:17:21 2014 Return-Path: Delivered-To: stable@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 5A6C34F7 for ; Sat, 6 Sep 2014 08:17:21 +0000 (UTC) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 420BC151B for ; Sat, 6 Sep 2014 08:17:21 +0000 (UTC) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.14.9/8.14.9) with ESMTP id s868HLKf035673 for ; Sat, 6 Sep 2014 08:17:21 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: stable@FreeBSD.org Subject: [Bug 193367] [panic] sleeping thread Date: Sat, 06 Sep 2014 08:17:21 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: threads X-Bugzilla-Version: 9.1-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: sasamotikomi@gmail.com X-Bugzilla-Status: Needs Triage X-Bugzilla-Priority: Normal X-Bugzilla-Assigned-To: freebsd-threads@FreeBSD.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 06 Sep 2014 08:17:21 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=193367 --- Comment #1 from sasamotikomi@gmail.com --- core.txt.12 FreeBSD 9.1-RELEASE-p4 Sleeping thread (tid 104117, pid 95818) owns a non-sleepable lock KDB: stack backtrace of thread 104117: #0 0xc0ac8ca9 at mi_switch+0x139 #1 0xc0afddee at sleepq_switch+0xce #2 0xc0afe95e at sleepq_timedwait+0x3e #3 0xc0ac92a2 at _sleep+0x2a2 #4 0xc0d1c306 at swap_pager_getpages+0x3e6 #5 0xc0d28291 at vm_fault_hold+0x1031 #6 0xc0d2993b at vm_fault+0x8b #7 0xc0e2525f at trap_pfault+0x1df #8 0xc0e260ea at trap+0x44a #9 0xc0e0f6cc at calltrap+0x6 #10 0xcaaacb5a at drm_ioctl+0x2ca #11 0xc09a41aa at devfs_ioctl_f+0x10a #12 0xc0b05140 at kern_ioctl+0x2a0 #13 0xc0b052b4 at sys_ioctl+0x134 #14 0xc0e257fa at syscall+0x34a #15 0xc0e0f731 at Xint0x80_syscall+0x21 panic: sleeping thread cpuid = 0 KDB: stack backtrace: #0 0xc0af3b1f at kdb_backtrace+0x4f #1 0xc0ac054f at panic+0x16f #2 0xc0b01b46 at propagate_priority+0x106 #3 0xc0b02958 at turnstile_wait+0x2c8 #4 0xc0aae71c at _mtx_lock_sleep+0x1ec #5 0xc0aaeaec at _mtx_lock_flags+0x4c #6 0xcaaaff8d at drm_lock+0xad #7 0xcaaacbfb at drm_ioctl+0x36b #8 0xc09a41aa at devfs_ioctl_f+0x10a #9 0xc0b05140 at kern_ioctl+0x2a0 #10 0xc0b052b4 at sys_ioctl+0x134 #11 0xc0e257fa at syscall+0x34a #12 0xc0e0f731 at Xint0x80_syscall+0x21 -- You are receiving this mail because: You are on the CC list for the bug.