From owner-freebsd-bugs@freebsd.org Tue Aug 28 19:20:42 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 CA6BA1095BC4 for ; Tue, 28 Aug 2018 19:20:42 +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 662A693203 for ; Tue, 28 Aug 2018 19:20:42 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id 27C821095BC2; Tue, 28 Aug 2018 19:20:42 +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 E17B81095BC1 for ; Tue, 28 Aug 2018 19:20:41 +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 67B01931FE for ; Tue, 28 Aug 2018 19:20:41 +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 B60C0247A8 for ; Tue, 28 Aug 2018 19:20:40 +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 w7SJKeVK031246 for ; Tue, 28 Aug 2018 19:20:40 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id w7SJKef4031245 for bugs@FreeBSD.org; Tue, 28 Aug 2018 19:20:40 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 230985] pmcstat triggers assertion "pmcval outside of expected range" Date: Tue, 28 Aug 2018 19:20:40 +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: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: markj@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 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: 2.1.27 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 28 Aug 2018 19:20:43 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D230985 Bug ID: 230985 Summary: pmcstat triggers assertion "pmcval outside of expected range" Product: Base System Version: CURRENT Hardware: amd64 OS: Any Status: New Severity: Affects Some People Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: markj@FreeBSD.org Using the new event names (from "pmc list-events") with pmcstat immediately triggers a panic: # pmcstat -P inst_retired.any -- find -x / -name foo ... panic: [pmc,1469] pmcval outside of expected range cpu=3D0 ri=3D21 pmcval= =3D0 pm_reloadcount=3D0 cpuid =3D 0 time =3D 1535482305 Uptime: 55s Dumping 1025 out of 16233 MB:..2%..11%..21%..32%..41%..52%..61%..71%..82%..= 91% __curthread () at ./machine/pcpu.h:230 230 __asm("movq %%gs:%1,%0" : "=3Dr" (td) (kgdb) #0 __curthread () at ./machine/pcpu.h:230 #1 doadump (textdump=3D1) at /usr/home/markj/src/freebsd-dev/sys/kern/kern_shutdown.c:366 #2 0xffffffff8070e680 in kern_reboot (howto=3D260) at /usr/home/markj/src/freebsd-dev/sys/kern/kern_shutdown.c:446 #3 0xffffffff8070ead3 in vpanic (fmt=3D, ap=3D0xfffffe008e0= bd470) at /usr/home/markj/src/freebsd-dev/sys/kern/kern_shutdown.c:872 #4 0xffffffff8070e833 in panic (fmt=3D) at /usr/home/markj/src/freebsd-dev/sys/kern/kern_shutdown.c:799 #5 0xffffffff81c259f5 in pmc_process_csw_in (td=3D) at /usr/home/markj/src/freebsd-dev/sys/dev/hwpmc/hwpmc_mod.c:1466 #6 pmc_hook_handler (td=3D, function=3D, arg=3D) at /usr/home/markj/src/freebsd-dev/sys/dev/hwpmc/hwpmc_mod.c:2207 #7 0xffffffff8073bbb4 in sched_switch (td=3D0xfffff80015608580, newtd=3D, flags=3D) at /usr/home/markj/src/freebsd-dev/sys/kern/sched_ule.c:2120 #8 0xffffffff8071a11f in mi_switch (flags=3D260, newtd=3D0x0) at /usr/home/markj/src/freebsd-dev/sys/kern/kern_synch.c:439 #9 0xffffffff80764b1d in sleepq_switch (wchan=3D0xfffff80181aa6c0c, pri=3D= 104) at /usr/home/markj/src/freebsd-dev/sys/kern/subr_sleepqueue.c:613 #10 0xffffffff807650f7 in sleepq_catch_signals (wchan=3D0xfffff80181aa6c0c, pri=3D104) at /usr/home/markj/src/freebsd-dev/sys/kern/subr_sleepqueue.= c:515 #11 0xffffffff80764c6f in sleepq_wait_sig (wchan=3D, pri=3D) at /usr/home/markj/src/freebsd-dev/sys/kern/subr_sleepqueue.c:706 #12 0xffffffff807199de in _sleep (ident=3D0xfffff80181aa6c0c, lock=3D, priority=3D360, wmesg=3D0xffffffff80b3e05a "sbw= ait", sbt=3D, pr=3D0, flags=3D0) at /usr/home/markj/src/freebsd-dev/sys/kern/kern_synch.c:215 #13 0xffffffff807a3228 in sbwait (sb=3D0xfffff80181aa6b90) at /usr/home/markj/src/freebsd-dev/sys/kern/uipc_sockbuf.c:267 #14 0xffffffff807a8792 in soreceive_generic (so=3D0xfffff80181aa6a38, psa= =3D0x0, uio=3D0xfffffe008e0bd940, mp0=3D0x0, controlp=3D0x0, flagsp=3D0x0) at /usr/home/markj/src/freebsd-dev/sys/kern/uipc_socket.c:1809 #15 0xffffffff807aa5d9 in soreceive (so=3D, psa=3D, uio=3D, mp0=3D, controlp=3D, flagsp=3D) at /usr/home/markj/src/freebsd-dev/sys/kern/uipc_socket.c:2559 #16 0xffffffff8077a4f5 in fo_read (fp=3D, uio=3D, active_cred=3D, flags=3D, td=3D) at /usr/home/markj/src/freebsd-dev/sys/sys/file.h:306 #17 dofileread (td=3D, fd=3D7, fp=3D, auio=3D0xfffffe008e0bd940, offset=3D7, flags=3D) at /usr/home/markj/src/freebsd-dev/sys/kern/sys_generic.c:368 #18 0xffffffff8077a11a in kern_readv (td=3D0xfffff80015608580, fd=3D7, auio=3D0xfffffe008e0bd940) at /usr/home/markj/src/freebsd-dev/sys/kern/sys_generic.c:289 #19 0xffffffff8077a0c6 in sys_read (td=3D, uap=3D) at /usr/home/markj/src/freebsd-dev/sys/kern/sys_generic.c:205 #20 0xffffffff80aa91bc in syscallenter (td=3D0xfffff80015608580) at /usr/home/markj/src/freebsd-dev/sys/amd64/amd64/../../kern/subr_syscall.c:1= 35 #21 amd64_syscall (td=3D0xfffff80015608580, traced=3D0) at /usr/home/markj/src/freebsd-dev/sys/amd64/amd64/trap.c:1043 --=20 You are receiving this mail because: You are the assignee for the bug.=