From owner-freebsd-fs@freebsd.org Tue Jan 22 12:51:31 2019 Return-Path: Delivered-To: freebsd-fs@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 D041A14BBC08 for ; Tue, 22 Jan 2019 12:51:31 +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 6793D8AF8B for ; Tue, 22 Jan 2019 12:51:31 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id 2B47F14BBC07; Tue, 22 Jan 2019 12:51:31 +0000 (UTC) Delivered-To: fs@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 08B3214BBC06 for ; Tue, 22 Jan 2019 12:51:31 +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 TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.ysv.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 9515C8AF83 for ; Tue, 22 Jan 2019 12:51:30 +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 D1BE715010 for ; Tue, 22 Jan 2019 12:51:29 +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 x0MCpTpI059790 for ; Tue, 22 Jan 2019 12:51:29 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id x0MCpT2B059786 for fs@FreeBSD.org; Tue, 22 Jan 2019 12:51:29 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: fs@FreeBSD.org Subject: [Bug 225423] panic: softdep_deallocate_dependencies: dangling deps Date: Tue, 22 Jan 2019 12:51:28 +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: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: babupalit@gmail.com X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: fs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc 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-fs@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Jan 2019 12:51:32 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D225423 Arpan Palit changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |babupalit@gmail.com --- Comment #22 from Arpan Palit --- Hi, I am using freeBSD stable/11 branch, and still facing the same dangling deps panic as the b_ioflags flag is re-set'ed (i.e., BIO_ERROR not set) and also observed most cases b_error is 0. Testing environment has following commit head. ---------------------------------------------------------------------------= --- commit 7b249ab3e16a3d41d0a58a43d7d89137a1c9ec00 (HEAD -> stable/11, origin/stable/11) Author: delphij Date: Tue Jan 22 04:20:52 2019 +0000 ---------------------------------------------------------------------------= --- backtrace: =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D fsync: giving up on dirty (error =3D 6) 0xfffff8029cbda938: tag devfs, type= VCHR usecount 1, writecount 0, refcount 15 rdev 0xfffff80247038400 flags (VI_DOOMED|VI_ACTIVE) v_object 0xfffff80247d320f0 ref 0 pages 95 cleanbuf 10 dirtybuf 2 lock type devfs: EXCL by thread 0xfffff8029c84d620 (pid 774, df, tid 100720) dev ada1p1 panic: softdep_deallocate_dependencies: dangling deps cpuid =3D 57 KDB: stack backtrace: #0 0xffffffff80b20d27 at kdb_backtrace+0x67 #1 0xffffffff80add3c7 at vpanic+0x177 #2 0xffffffff80add453 at panic+0x43 #3 0xffffffff80d84376 at softdep_deallocate_dependencies+0x76 #4 0xffffffff80b7cd2c at brelse+0x16c #5 0xffffffff80b9bc5d at flushbuflist+0x15d #6 0xffffffff80b9b891 at bufobj_invalbuf+0x81 #7 0xffffffff80b9f06e at vgonel+0x18e #8 0xffffffff80b9f68f at vgone+0x2f #9 0xffffffff809aba42 at devfs_delete+0x1a2 #10 0xffffffff809ac1e2 at devfs_populate_loop+0x2b2 #11 0xffffffff809abf1a at devfs_populate+0x4a #12 0xffffffff809b0dcc at devfs_populate_vp+0x8c #13 0xffffffff809afa0f at devfs_getattr+0x1f #14 0xffffffff810dc8a7 at VOP_GETATTR_APV+0xf7 #15 0xffffffff80bad553 at vn_stat+0xa3 #16 0xffffffff80bab44f at vn_statfile+0x4f #17 0xffffffff80a8a8a9 at kern_fstat+0xa9 -> Am I missing some patch or the issue still required some potential fix? Thanks, Arpan --=20 You are receiving this mail because: You are the assignee for the bug.=