From owner-freebsd-bugs@freebsd.org Thu Oct 15 08:56:48 2020 Return-Path: Delivered-To: freebsd-bugs@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id ECF60438396 for ; Thu, 15 Oct 2020 08:56:48 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.nyi.freebsd.org (mailman.nyi.freebsd.org [IPv6:2610:1c1:1:606c::50:13]) by mx1.freebsd.org (Postfix) with ESMTP id 4CBjnr63s8z4FDF for ; Thu, 15 Oct 2020 08:56:48 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id CF974438591; Thu, 15 Oct 2020 08:56:48 +0000 (UTC) Delivered-To: bugs@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id CF5FF438447 for ; Thu, 15 Oct 2020 08:56:48 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4CBjnr59kbz4F5n for ; Thu, 15 Oct 2020 08:56:48 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 920F71D040 for ; Thu, 15 Oct 2020 08:56:48 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 09F8umMc028812 for ; Thu, 15 Oct 2020 08:56:48 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 09F8umdW028811 for bugs@FreeBSD.org; Thu, 15 Oct 2020 08:56:48 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 250361] Kernel trap #9 in sys_semop Date: Thu, 15 Oct 2020 08:56:48 +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: 12.1-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: o.vandestadt@gmail.com 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: 2.1.33 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 15 Oct 2020 08:56:49 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D250361 Bug ID: 250361 Summary: Kernel trap #9 in sys_semop Product: Base System Version: 12.1-RELEASE Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: o.vandestadt@gmail.com Fatal trap 9: general protection fault while in kernel mode cpuid =3D 0; apic id =3D 00 instruction pointer =3D 0x20:0xffffffff80c4bff0 stack pointer =3D 0x28:0xfffffe0013690870 frame pointer =3D 0x28:0xfffffe0013690870 code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags =3D interrupt enabled, resume, IOPL =3D 0 current process =3D 41551 (copy_db) trap number =3D 9 panic: general protection fault cpuid =3D 0 time =3D 1602757996 KDB: stack backtrace: #0 0xffffffff80c1d297 at kdb_backtrace+0x67 #1 0xffffffff80bd05cd at vpanic+0x19d #2 0xffffffff80bd0423 at panic+0x43 #3 0xffffffff810a7d2c at trap_fatal+0x39c #4 0xffffffff810a713c at trap+0x6c #5 0xffffffff81081a0c at calltrap+0x8 #6 0xffffffff80c4bb99 at sys_semop+0x729 #7 0xffffffff810a88e4 at amd64_syscall+0x364 #8 0xffffffff81082330 at fast_syscall_common+0x101 Backtrace from kgdb: (kgdb) bt #0 __curthread () at /usr/src/sys/amd64/include/pcpu.h:234 #1 doadump (textdump=3D) at /usr/src/sys/kern/kern_shutdown= .c:371 #2 0xffffffff80bd01c8 in kern_reboot (howto=3D260) at /usr/src/sys/kern/kern_shutdown.c:451 #3 0xffffffff80bd0629 in vpanic (fmt=3D, ap=3D) at /usr/src/sys/kern/kern_shutdown.c:877 #4 0xffffffff80bd0423 in panic (fmt=3D) at /usr/src/sys/kern/kern_shutdown.c:804 #5 0xffffffff810a7d2c in trap_fatal (frame=3D0xfffffe00136907b0, eva=3D0) = at /usr/src/sys/amd64/amd64/trap.c:943 #6 0xffffffff810a713c in trap (frame=3D0xfffffe00136907b0) at /usr/src/sys/amd64/amd64/trap.c:221 #7 #8 0xffffffff80c4bff0 in semu_alloc (td=3D) at /usr/src/sys/kern/sysv_sem.c:420 #9 semundo_adjust (td=3D0xfffff8000fe17000, supptr=3D0xfffffe00136908e0, s= emid=3D1, semseq=3D1, semnum=3D0, adjval=3D1) at /usr/src/sys/kern/sysv_sem.c:468 #10 0xffffffff80c4bb99 in sys_semop (td=3D0xfffff8000fe17000, uap=3D) at /usr/src/sys/kern/sysv_sem.c:1337 #11 0xffffffff810a88e4 in syscallenter (td=3D0xfffff8000fe17000) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:135 #12 amd64_syscall (td=3D0xfffff8000fe17000, traced=3D0) at /usr/src/sys/amd64/amd64/trap.c:1186 #13 If worth mentioning, my /boot/loader.conf contains kern.ipc.semopm=3D300 kern.ipc.semume=3D500 System is running in a VMWare instance, in case this is relevant. --=20 You are receiving this mail because: You are the assignee for the bug.=