From owner-freebsd-bugs@freebsd.org Wed Nov 25 15:35:55 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 88B0646D4B9 for ; Wed, 25 Nov 2020 15:35:55 +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 4Ch4jR3J8vz3QRl for ; Wed, 25 Nov 2020 15:35:55 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id 6F29246D4B7; Wed, 25 Nov 2020 15:35:55 +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 6DB9746D320 for ; Wed, 25 Nov 2020 15:35:55 +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 4Ch4jR2MHyz3QTY for ; Wed, 25 Nov 2020 15:35:55 +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 4045D139C6 for ; Wed, 25 Nov 2020 15:35:55 +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 0APFZtLe095344 for ; Wed, 25 Nov 2020 15:35:55 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 0APFZtu0095343 for bugs@FreeBSD.org; Wed, 25 Nov 2020 15:35:55 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 251274] panic: recursive fpu_kern_enter while in PCB_FPUNOSAVE state Date: Wed, 25 Nov 2020 15:35:55 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: panic X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: juraj@lutter.sk X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: 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: 2.1.34 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 25 Nov 2020 15:35:55 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D251274 --- Comment #2 from Juraj Lutter --- With today's CURRENT and openzfs (sysutils/openzfs-kmod) I'm getting: nda21: 1526185MB (3125627568 512 byte sectors) Fatal trap 12: page fault while in kernel mode cpuid =3D 27; apic id =3D 1b fault virtual address =3D 0x58 fault code =3D supervisor read data, page not present instruction pointer =3D 0x20:0xffffffff80bc1f09 stack pointer =3D 0x28:0xfffffe01a3f59b80 frame pointer =3D 0x28:0xfffffe01a3f59bc0 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 1 (kernel) trap number =3D 12 panic: page fault cpuid =3D 27 time =3D 115 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe01a3f59= 830 vpanic() at vpanic+0x181/frame 0xfffffe01a3f59880 panic() at panic+0x43/frame 0xfffffe01a3f598e0 trap_fatal() at trap_fatal+0x387/frame 0xfffffe01a3f59940 trap_pfault() at trap_pfault+0x97/frame 0xfffffe01a3f599a0 trap() at trap+0x2ab/frame 0xfffffe01a3f59ab0 calltrap() at calltrap+0x8/frame 0xfffffe01a3f59ab0 --- trap 0xc, rip =3D 0xffffffff80bc1f09, rsp =3D 0xfffffe01a3f59b80, rbp = =3D 0xfffffe01a3f59bc0 --- __mtx_lock_flags() at __mtx_lock_flags+0x49/frame 0xfffffe01a3f59bc0 zone_dataset_visible() at zone_dataset_visible+0x6b/frame 0xfffffe01a3f59c10 zfs_mount() at zfs_mount+0x26c/frame 0xfffffe01a3f59d90 vfs_domount() at vfs_domount+0x89c/frame 0xfffffe01a3f5a000 vfs_donmount() at vfs_donmount+0x872/frame 0xfffffe01a3f5a0a0 kernel_mount() at kernel_mount+0x57/frame 0xfffffe01a3f5a0f0 parse_mount() at parse_mount+0x4a1/frame 0xfffffe01a3f5a230 vfs_mountroot() at vfs_mountroot+0x589/frame 0xfffffe01a3f5a3a0 start_init() at start_init+0x1f/frame 0xfffffe01a3f5a430 fork_exit() at fork_exit+0x80/frame 0xfffffe01a3f5a470 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe01a3f5a470 --- trap 0, rip =3D 0, rsp =3D 0, rbp =3D 0 --- KDB: enter: panic [ thread pid 1 tid 100002 ] Stopped at kdb_enter+0x37: movq $0,0x10ac246(%rip) --=20 You are receiving this mail because: You are the assignee for the bug.=