From owner-freebsd-bugs@freebsd.org Sun Feb 10 12:48:13 2019 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 78CDE14C5C42 for ; Sun, 10 Feb 2019 12:48:13 +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 0992576496 for ; Sun, 10 Feb 2019 12:48:13 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id C1DF314C5C3F; Sun, 10 Feb 2019 12:48:12 +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 9D2F214C5C3C for ; Sun, 10 Feb 2019 12:48:12 +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 3829A7648F for ; Sun, 10 Feb 2019 12:48:12 +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 5AFA4117A1 for ; Sun, 10 Feb 2019 12:48:11 +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 x1ACmB7v074594 for ; Sun, 10 Feb 2019 12:48:11 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id x1ACmBq0074592 for bugs@FreeBSD.org; Sun, 10 Feb 2019 12:48:11 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 235640] panic: mutex pipe mutex not owned at ../../../kern/sys_pipe.c:1748 Date: Sun, 10 Feb 2019 12:48:11 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: stress2 X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: pho@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status keywords bug_severity priority component assigned_to reporter Message-ID: 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: 2.1.29 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 10 Feb 2019 12:48:13 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D235640 Bug ID: 235640 Summary: panic: mutex pipe mutex not owned at ../../../kern/sys_pipe.c:1748 Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Keywords: stress2 Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: pho@FreeBSD.org panic: mutex pipe mutex not owned at ../../../kern/sys_pipe.c:1748 cpuid =3D 2 time =3D 1549792086 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00b8acc= 350 vpanic() at vpanic+0x20c/frame 0xfffffe00b8acc3b0 panic() at panic+0x43/frame 0xfffffe00b8acc410 __mtx_assert() at __mtx_assert+0x174/frame 0xfffffe00b8acc450 filt_pipewrite() at filt_pipewrite+0x38/frame 0xfffffe00b8acc480 kqueue_register() at kqueue_register+0xec2/frame 0xfffffe00b8acc520 kqueue_kevent() at kqueue_kevent+0x10b/frame 0xfffffe00b8acc800 kern_kevent_fp() at kern_kevent_fp+0xbc/frame 0xfffffe00b8acc850 kern_kevent() at kern_kevent+0xe2/frame 0xfffffe00b8acc8b0 kern_kevent_generic() at kern_kevent_generic+0xb4/frame 0xfffffe00b8acc910 sys_kevent() at sys_kevent+0x72/frame 0xfffffe00b8acc980 amd64_syscall() at amd64_syscall+0x45e/frame 0xfffffe00b8accab0 fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe00b8accab0 --- syscall (560, FreeBSD ELF64, sys_kevent), rip =3D 0x80043055a, rsp =3D 0x7fffdfffde88, rbp =3D 0x7fffdfffded0 --- KDB: enter: panic [ thread pid 9322 tid 101144 ] Stopped at kdb_enter+0x6a: movq $0,kdb_why db> x/s version version: FreeBSD 13.0-CURRENT #0 r343931: Sat Feb 9 12:49:52 CET 2019\012 pho@mercat1.netperf.freebsd.org:/usr/src/sys/amd64/compile/PHO\= 012 db> A slightly older stack trace is found here: https://people.freebsd.org/~pho/stress/log/kevent13.txt --=20 You are receiving this mail because: You are the assignee for the bug.=