From nobody Fri Jun 18 05:19:46 2021 X-Original-To: bugs@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 6352E11D8D5A for ; Fri, 18 Jun 2021 05:19:46 +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 "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4G5nKt2Bylz4l4q for ; Fri, 18 Jun 2021 05:19:46 +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 2912E1C8F7 for ; Fri, 18 Jun 2021 05:19:46 +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 15I5Jkvt050650 for ; Fri, 18 Jun 2021 05:19:46 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 15I5JkX5050649 for bugs@FreeBSD.org; Fri, 18 Jun 2021 05:19:46 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 256683] Fatal trap 12: page fault while in kernel mode Date: Fri, 18 Jun 2021 05:19:46 +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: Unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: meetshamsher@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 List-Id: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@freebsd.org MIME-Version: 1.0 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D256683 Bug ID: 256683 Summary: Fatal trap 12: page fault while in kernel mode Product: Base System Version: Unspecified Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: meetshamsher@gmail.com Hi, I am seeing below crash in 11.2 FreeBSD kernel. The same was working fine earlier. It's getting continuous reboot. Fatal trap 12: page fault while in kernel mode cpuid =3D 1; apic id =3D 01 fault virtual address =3D 0x0 fault code =3D supervisor read data, page not present instruction pointer =3D 0x20:0xffffffff809238f0 stack pointer =3D 0x28:0xffffffff812c4330 frame pointer =3D 0x28:0xffffffff812c4350 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 0 (swapper) trap number =3D 12 panic: page fault cpuid =3D 1 panic: page fault KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xffffffff812c3= ff0 vpanic() at vpanic+0x272/frame 0xffffffff812c4060 panic() at panic+0x43/frame 0xffffffff812c40c0 trap_fatal() at trap_fatal+0x35f/frame 0xffffffff812c4110 trap_pfault() at trap_pfault+0x49/frame 0xffffffff812c4150 trap() at trap+0x278/frame 0xffffffff812c4260 calltrap() at calltrap+0x8/frame 0xffffffff812c4260 --- trap 0xc, rip =3D 0xffffffff809238f0, rsp =3D 0xffffffff812c4330, rbp = =3D 0xffffffff812c4350 --- t17proc() at t17proc+0x100/frame 0xffffffff812c4350 dump_table() at dump_table+0x42/frame 0xffffffff812c4390 ip_load() at ip_load+0xa4/frame 0xffffffff812c43d0 mi_startup() at mi_startup+0x118/frame 0xffffffff812c43f0 btext() at btext+0x2c Automatic reboot in 15 seconds - press a key on the console to abort Rebooting... Thanks & regards Shamsher --=20 You are receiving this mail because: You are the assignee for the bug.=