Date: Tue, 28 Aug 2018 19:20:40 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 230985] pmcstat triggers assertion "pmcval outside of expected range" Message-ID: <bug-230985-227@https.bugs.freebsd.org/bugzilla/>
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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<optimized out>, ap=3D0xfffffe008e0= bd470) at /usr/home/markj/src/freebsd-dev/sys/kern/kern_shutdown.c:872 #4 0xffffffff8070e833 in panic (fmt=3D<unavailable>) at /usr/home/markj/src/freebsd-dev/sys/kern/kern_shutdown.c:799 #5 0xffffffff81c259f5 in pmc_process_csw_in (td=3D<optimized out>) at /usr/home/markj/src/freebsd-dev/sys/dev/hwpmc/hwpmc_mod.c:1466 #6 pmc_hook_handler (td=3D<optimized out>, function=3D<optimized out>, arg=3D<optimized out>) at /usr/home/markj/src/freebsd-dev/sys/dev/hwpmc/hwpmc_mod.c:2207 #7 0xffffffff8073bbb4 in sched_switch (td=3D0xfffff80015608580, newtd=3D<optimized out>, flags=3D<optimized out>) 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<unavailable>, pri=3D<unavailable>) at /usr/home/markj/src/freebsd-dev/sys/kern/subr_sleepqueue.c:706 #12 0xffffffff807199de in _sleep (ident=3D0xfffff80181aa6c0c, lock=3D<optimized out>, priority=3D360, wmesg=3D0xffffffff80b3e05a "sbw= ait", sbt=3D<optimized out>, 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<unavailable>, psa=3D<unavailable= >, uio=3D<unavailable>, mp0=3D<unavailable>, controlp=3D<unavailable>, flagsp=3D<unavailable>) at /usr/home/markj/src/freebsd-dev/sys/kern/uipc_socket.c:2559 #16 0xffffffff8077a4f5 in fo_read (fp=3D<optimized out>, uio=3D<optimized o= ut>, active_cred=3D<unavailable>, flags=3D<optimized out>, td=3D<optimized o= ut>) at /usr/home/markj/src/freebsd-dev/sys/sys/file.h:306 #17 dofileread (td=3D<optimized out>, fd=3D7, fp=3D<optimized out>, auio=3D0xfffffe008e0bd940, offset=3D7, flags=3D<optimized out>) 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<unavailable>, uap=3D<optimized ou= t>) 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.=
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