From owner-freebsd-fs@freebsd.org Sun May 20 14:34:04 2018 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 83050EE2BD1 for ; Sun, 20 May 2018 14:34:04 +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 16CB48183D for ; Sun, 20 May 2018 14:34:04 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id CBB21EE2BCC; Sun, 20 May 2018 14:34:03 +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 8FA93EE2BC8 for ; Sun, 20 May 2018 14:34:03 +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 2C14881839 for ; Sun, 20 May 2018 14:34:03 +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 6E7DA1824E for ; Sun, 20 May 2018 14:34:02 +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 w4KEY2nU093047 for ; Sun, 20 May 2018 14:34:02 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id w4KEY2tj093046 for fs@FreeBSD.org; Sun, 20 May 2018 14:34:02 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 227784] zfs: Fatal trap 9: general protection fault while in kernel mode on shutdown Date: Sun, 20 May 2018 14:34:02 +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 Only Me X-Bugzilla-Who: eadler@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: fs@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-fs@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 20 May 2018 14:34:04 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D227784 --- Comment #7 from Eitan Adler --- Unfortunately I no longer have this specific crash, but I do have two crash= es that look similar on shutdown. ---- CrashB("shutdown"): #11 _rw_wlock_cookie (c=3D0xdeadc0dedeadc286, file=3D0xffffffff81286e05 "/usr/src/sys/net/if.c", line=3D3646) at /usr/src/sys/kern/kern_rwlock.c:279 rw =3D 0xdeadc0dedeadc26e v =3D tid =3D #12 0xffffffff80c6e48b in if_delmulti_ifma (ifma=3D0xfffff8001f2cfb00) at /usr/src/sys/net/if.c:3646 ifp =3D 0xdeadc0dedeadc0de lastref =3D #13 0xffffffff80daf699 in in6m_release (inm=3D) at /usr/src/sys/netinet6/in6_mcast.c:545 ifma =3D 0xfffff8001f2cfb00 ifp =3D saved_vnet =3D 0x0 #14 in6m_release_task (arg=3D) at /usr/src/sys/netinet6/in6_mcast.c:617 inm =3D in6m_free_tmp =3D { slh_first =3D 0xfffff800071bfc00 } tinm =3D 0x0 #15 0xffffffff80bb0c99 in gtaskqueue_run_locked (queue=3D0xfffff80003752b00= ) at /usr/src/sys/kern/subr_gtaskqueue.c:332 tb_first =3D gtask =3D 0xffffffff81f9d6d8 tb =3D #16 0xffffffff80bb0a18 in gtaskqueue_thread_loop (arg=3D) at /usr/src/sys/kern/subr_gtaskqueue.c:507 tqp =3D tq =3D 0xfffff80003752b00 #17 0xffffffff80b2d074 in fork_exit (callout=3D0xffffffff80bb0990 , arg=3D0xfffffe00bbcc6008, frame=3D0xfffffe00004b9= ac0) at /usr/src/sys/kern/kern_fork.c:1039 td =3D 0xfffff8000387a000 p =3D 0xffffffff81feeaa0 dtd =3D #18 ------- CrashC("shutdown-crash-3") crashes gdb so no further debugging information. This is fro the minidump (kgdb) #0 __curthread () at ./machine/pcpu.h:231 #1 doadump (textdump=3D1) at /usr/src/sys/kern/kern_shutdown.c:366 #2 0xffffffff80432eac in db_fncall_generic (addr=3D, rv=3D, nargs=3D, args=3D) at /usr/src/sys/ddb/db_command.c:609 #3 db_fncall (dummy1=3D, dummy2=3D, dummy3=3D, dummy4=3D) at /usr/src/sys/ddb/db_command.c:657 #4 0xffffffff804329dd in db_command (last_cmdp=3D, cmd_table=3D, dopager=3D) at /usr/src/sys/ddb/db_command.c:481 #5 0xffffffff80432774 in db_command_loop () at /usr/src/sys/ddb/db_command.c:534 #6 0xffffffff8043595f in db_trap (type=3D, code=3D) at /usr/src/sys/ddb/db_main.c:250 #7 0xffffffff80b9c8b3 in kdb_trap (type=3D9, code=3D0, tf=3D) at /usr/src/sys/kern/subr_kdb.c:697 #8 0xffffffff81010a8f in trap_fatal (frame=3D0xfffffe00bdb58890, eva=3D) at /usr/src/sys/amd64/amd64/trap.c:872 #9 0xffffffff8101006d in trap (frame=3D0xfffffe00bdb58890) at /usr/src/sys/amd64/amd64/trap.c:205 #10 #11 _sx_xlock (sx=3D0xdeadc0dedeadd47e, opts=3D0, file=3D0xffffffff827445a7 "/usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/refcount.c", line= =3D162) at /usr/src/sys/kern/kern_sx.c:320 #12 0xffffffff826772da in refcount_remove_many (rc=3D0xdeadc0dedeadd47e, number=3D1, holder=3D0xfffff80045e39400) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/refcount.c:1= 62 #13 0xffffffff8264bd7c in dsl_dir_evict_async (dbu=3D0xfffff80045e39400) at /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dsl_dir.c:158 #14 0xffffffff80baf95c in taskqueue_run_locked (queue=3D0xfffff80035845300) at /usr/src/sys/kern/subr_taskqueue.c:465 #15 0xffffffff80bb0728 in taskqueue_thread_loop (arg=3D) at /usr/src/sys/kern/subr_taskqueue.c:757 #16 0xffffffff80b17f04 in fork_exit ( callout=3D0xffffffff80bb06a0 , arg=3D0xfffff8000511d0b0, frame=3D0xfffffe00bdb58ac0) at /usr/src/sys/kern/kern_fork.c:1039 #17 --=20 You are receiving this mail because: You are the assignee for the bug.=