From owner-freebsd-bugs@freebsd.org Mon Apr 23 13:24:24 2018 Return-Path: Delivered-To: freebsd-bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 7152DFBBD57 for ; Mon, 23 Apr 2018 13:24:24 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 0C5E779F81 for ; Mon, 23 Apr 2018 13:24:24 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id BFFBCFBBD56; Mon, 23 Apr 2018 13:24:23 +0000 (UTC) Delivered-To: bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id AD505FBBD55 for ; Mon, 23 Apr 2018 13:24:23 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.ysv.freebsd.org (mxrelay.ysv.freebsd.org [IPv6:2001:1900:2254:206a::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.ysv.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4850E79F7D for ; Mon, 23 Apr 2018 13:24:23 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.ysv.freebsd.org (Postfix) with ESMTPS id 7A1B23AA5 for ; Mon, 23 Apr 2018 13:24:22 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id w3NDOMim087981 for ; Mon, 23 Apr 2018 13:24:22 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id w3NDOMeF087980 for bugs@FreeBSD.org; Mon, 23 Apr 2018 13:24:22 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 227631] panic: vputx: usecount not zero for vnode Date: Mon, 23 Apr 2018 13:24:22 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 11.1-STABLE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: emz@norma.perm.ru X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 23 Apr 2018 13:24:24 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D227631 --- Comment #5 from emz@norma.perm.ru --- Reproducible on r332096 with similar symptoms: Unread portion of the kernel message buffer: dev zvol/data/kvm/desktop/desktop-vm393 panic: vputx: usecount not zero cpuid =3D 14 KDB: stack backtrace: #0 0xffffffff80b3a417 at kdb_backtrace+0x67 #1 0xffffffff80af4027 at vpanic+0x177 #2 0xffffffff80af3ea3 at panic+0x43 #3 0xffffffff80bb79ee at vputx+0x33e #4 0xffffffff80bc68d5 at vn_close1+0x115 #5 0xffffffff82845554 at ctl_be_block_close+0x74 #6 0xffffffff8284988c at ctl_be_block_rm+0x14c #7 0xffffffff8284499d at ctl_be_block_ioctl+0x7d #8 0xffffffff82836e5f at ctl_ioctl+0x124f #9 0xffffffff809c24a8 at devfs_ioctl_f+0x128 #10 0xffffffff80b563bd at kern_ioctl+0x26d #11 0xffffffff80b560dc at sys_ioctl+0x15c #12 0xffffffff80f72dc8 at amd64_syscall+0xa38 #13 0xffffffff80f5260d at fast_syscall_common+0x101 Uptime: 5m7s Dumping 5642 out of 65385 MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..= 91% --=20 You are receiving this mail because: You are the assignee for the bug.=