From owner-freebsd-bugs@freebsd.org Fri Sep 11 19:36:22 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 850443E3F78 for ; Fri, 11 Sep 2020 19:36:22 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.nyi.freebsd.org (unknown [127.0.1.3]) by mx1.freebsd.org (Postfix) with ESMTP id 4Bp5bV32BTz3WMj for ; Fri, 11 Sep 2020 19:36:22 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id 67D393E3F77; Fri, 11 Sep 2020 19:36:22 +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 679EA3E3FC1 for ; Fri, 11 Sep 2020 19:36:22 +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 4Bp5bV2Clvz3W7h for ; Fri, 11 Sep 2020 19:36:22 +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 2F4DE9190 for ; Fri, 11 Sep 2020 19:36:22 +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 08BJaLJm015081 for ; Fri, 11 Sep 2020 19:36:21 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 08BJaLb4015080 for bugs@FreeBSD.org; Fri, 11 Sep 2020 19:36:21 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 249257] panic: pgrp 9501 0xfffff8006654a780 pg_jobc 1 cnt 2 Date: Fri, 11 Sep 2020 19:36:22 +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 Only Me X-Bugzilla-Who: trasz@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: 2.1.33 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 11 Sep 2020 19:36:22 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D249257 Bug ID: 249257 Summary: panic: pgrp 9501 0xfffff8006654a780 pg_jobc 1 cnt 2 Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: trasz@FreeBSD.org On amd64 13-CURRENT r365579M, running "truss -f sh" results in the following panic: panic: pgrp 9501 0xfffff8006654a780 pg_jobc 1 cnt 2 cpuid =3D 2 time =3D 1599852655 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe0065206= 8f0 vpanic() at vpanic+0x182/frame 0xfffffe0065206940 panic() at panic+0x43/frame 0xfffffe00652069a0 check_pgrp_jobc() at check_pgrp_jobc+0x124/frame 0xfffffe00652069e0 doenterpgrp() at doenterpgrp+0xc6/frame 0xfffffe0065206a30 enterpgrp() at enterpgrp+0x39e/frame 0xfffffe0065206a80 sys_setpgid() at sys_setpgid+0x219/frame 0xfffffe0065206ad0 amd64_syscall() at amd64_syscall+0x140/frame 0xfffffe0065206bf0 fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0065206bf0 --- syscall (82, FreeBSD ELF64, sys_setpgid), rip =3D 0x80036f96a, rsp =3D 0x7fffffffe0d8, rbp =3D 0x7fffffffe110 --- KDB: enter: panic __curthread () at /usr/home/trasz/svn/syscall/sys/amd64/include/pcpu_aux.h:= 55 55 __asm("movq %%gs:%P1,%0" : "=3Dr" (td) : "n" (offsetof(stru= ct pcpu, (kgdb) bt #0 __curthread () at /usr/home/trasz/svn/syscall/sys/amd64/include/pcpu_aux.h:55 #1 doadump (textdump=3D0) at /usr/home/trasz/svn/syscall/sys/kern/kern_shutdown.c:394 #2 0xffffffff8049f9ea in db_dump (dummy=3D, dummy2=3D, dummy3=3D, dummy4=3D) at /usr/home/trasz/svn/syscall/sys/ddb/db_command.c:575 #3 0xffffffff8049f7b0 in db_command (last_cmdp=3D, cmd_table=3D, dopager=3D1) at /usr/home/trasz/svn/syscall/sys/ddb/db_command.c:482 #4 0xffffffff8049f50d in db_command_loop () at /usr/home/trasz/svn/syscall/sys/ddb/db_command.c:535 #5 0xffffffff804a2826 in db_trap (type=3D, code=3D) at /usr/home/trasz/svn/syscall/sys/ddb/db_main.c:270 #6 0xffffffff80c22954 in kdb_trap (type=3D3, code=3D0, tf=3D) at /usr/home/trasz/svn/syscall/sys/kern/subr_kdb.c:699 #7 0xffffffff8101e63e in trap (frame=3D0xfffffe0065206820) at /usr/home/trasz/svn/syscall/sys/amd64/amd64/trap.c:576 #8 #9 kdb_enter (why=3D0xffffffff811eca2f "panic", msg=3D) at /usr/home/trasz/svn/syscall/sys/kern/subr_kdb.c:486 #10 0xffffffff80bd71be in vpanic (fmt=3D, ap=3D) at /usr/home/trasz/svn/syscall/sys/kern/kern_shutdown.c:902 #11 0xffffffff80bd6f63 in panic (fmt=3D0xffffffff81c8dbc8 "\250\357\032\201\377\377\377\377") at /usr/home/trasz/svn/syscall/sys/kern/kern_shutdown.c:839 #12 0xffffffff80bbe174 in check_pgrp_jobc (pgrp=3D0xfffff8006654a780) at /usr/home/trasz/svn/syscall/sys/kern/kern_proc.c:667 #13 0xffffffff80bba476 in doenterpgrp (p=3D0xfffff8016a7d0000, pgrp=3D0xfffff80008ba7880) at /usr/home/trasz/svn/syscall/sys/kern/kern_proc.c:691 #14 0xffffffff80bba2ee in enterpgrp (p=3D0xfffff8016a7d0000, pgid=3D, pgrp=3D0xfffff80008ba7880, sess=3D0x0) at /usr/home/trasz/svn/syscall/sys/kern/kern_proc.c:606 #15 0xffffffff80bc2389 in sys_setpgid (td=3D0xfffffe0064d1fa00, uap=3D) at /usr/home/trasz/svn/syscall/sys/kern/kern_prot.c:434 #16 0xffffffff8101f480 in syscallenter (td=3D) at /usr/home/trasz/svn/syscall/sys/amd64/amd64/../../kern/subr_syscall.c:162 #17 amd64_syscall (td=3D0xfffffe0064d1fa00, traced=3D0) at /usr/home/trasz/svn/syscall/sys/amd64/amd64/trap.c:1156 #18 #19 0x000000080036f96a in ?? () Backtrace stopped: Cannot access memory at address 0x7fffffffe0d8 --=20 You are receiving this mail because: You are the assignee for the bug.=