From owner-freebsd-bugs@freebsd.org Tue Nov 3 21:37:52 2015 Return-Path: Delivered-To: freebsd-bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id E9701A24670 for ; Tue, 3 Nov 2015 21:37:51 +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 mx1.freebsd.org (Postfix) with ESMTPS id C86D4161F for ; Tue, 3 Nov 2015 21:37:51 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id tA3Lbp9H094685 for ; Tue, 3 Nov 2015 21:37:51 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 204270] panic: rendezvous action changed td_owepreempt running callout histogram script Date: Tue, 03 Nov 2015 21:37:51 +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: 11.0-CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: emaste@freebsd.org X-Bugzilla-Status: New X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-bugs@FreeBSD.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: 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-bugs@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 03 Nov 2015 21:37:52 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=204270 Bug ID: 204270 Summary: panic: rendezvous action changed td_owepreempt running callout histogram script Product: Base System Version: 11.0-CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: freebsd-bugs@FreeBSD.org Reporter: emaste@freebsd.org Running the script under "Measure total time spent in each callout handler over 1-second intervals" from https://wiki.freebsd.org/DTrace/Examples on the Cavium ThunderX: panic: rendezvous action changed td_owepreempt cpuid = 0 KDB: stack backtrace: db_trace_self() at db_trace_self_wrapper+0x28 pc = 0xffffff80004d6254 lr = 0xffffff800006d888 sp = 0xffffff850dcd4580 fp = 0xffffff850dcd46a0 db_trace_self_wrapper() at vpanic+0x170 pc = 0xffffff800006d888 lr = 0xffffff800025abd0 sp = 0xffffff850dcd46b0 fp = 0xffffff850dcd4730 vpanic() at kassert_panic+0x160 pc = 0xffffff800025abd0 lr = 0xffffff800025aa5c sp = 0xffffff850dcd4740 fp = 0xffffff850dcd4800 kassert_panic() at ipi_handler+0xd4 pc = 0xffffff800025aa5c lr = 0xffffff80004dfbe8 sp = 0xffffff850dcd4810 fp = 0xffffff850dcd4820 ipi_handler() at intr_event_handle+0x80 pc = 0xffffff80004dfbe8 lr = 0xffffff8000226b5c sp = 0xffffff850dcd4830 fp = 0xffffff850dcd4880 intr_event_handle() at arm_dispatch_intr+0x54 pc = 0xffffff8000226b5c lr = 0xffffff80004dca54 sp = 0xffffff850dcd4890 fp = 0xffffff850dcd48b0 arm_dispatch_intr() at gic_v3_dispatch+0x20 pc = 0xffffff80004dca54 lr = 0xffffff80004d8c94 sp = 0xffffff850dcd48c0 fp = 0xffffff850dcd48d0 gic_v3_dispatch() at arm_cpu_intr+0x5c pc = 0xffffff80004d8c94 lr = 0xffffff80004dcb70 sp = 0xffffff850dcd48e0 fp = 0xffffff850dcd48f0 arm_cpu_intr() at handle_el1h_irq+0x5c pc = 0xffffff80004dcb70 lr = 0xffffff80004d7118 sp = 0xffffff850dcd4900 fp = 0xffffff850dcd4aa0 handle_el1h_irq() at sched_idletd+0x360 pc = 0xffffff80004d7118 lr = 0xffffff800028251c sp = 0xffffff850dcd4ab0 fp = 0xffffff850dcd4b70 sched_idletd() at fork_exit+0x7c pc = 0xffffff800028251c lr = 0xffffff8000223f5c sp = 0xffffff850dcd4b80 fp = 0xffffff850dcd4bb0 fork_exit() at fork_trampoline+0x10 pc = 0xffffff8000223f5c lr = 0xffffff80004e6c8c sp = 0xffffff850dcd4bc0 fp = 0x0000000000000000 KDB: enter: panic -- You are receiving this mail because: You are the assignee for the bug.