From owner-freebsd-bugs@freebsd.org Tue Dec 3 14:39:35 2019 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 9C16E1B0AA1 for ; Tue, 3 Dec 2019 14:39:35 +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 47S4Pg3kF2z4Rjx for ; Tue, 3 Dec 2019 14:39:35 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id 7FD0C1B0AA0; Tue, 3 Dec 2019 14:39:35 +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 7F9251B0A9F for ; Tue, 3 Dec 2019 14:39:35 +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) server-signature RSA-PSS (4096 bits) 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 47S4Pg2mtLz4Rjw for ; Tue, 3 Dec 2019 14:39:35 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 42C3619236 for ; Tue, 3 Dec 2019 14:39:35 +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 xB3EdZxb091037 for ; Tue, 3 Dec 2019 14:39:35 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id xB3EdZOd091036 for bugs@FreeBSD.org; Tue, 3 Dec 2019 14:39:35 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 242406] mpd & 3G USB modem: Fatal trap 12: page fault while in kernel mode Date: Tue, 03 Dec 2019 14:39:35 +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: 12.1-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: gadskypapa@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: 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: 2.1.29 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 03 Dec 2019 14:39:35 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D242406 --- Comment #4 from Andrey Khlebutin --- Fatal trap 12: page fault while in kernel mode cpuid =3D 1; apic id =3D 02 fault virtual address =3D 0x28 fault code =3D supervisor read data, page not present instruction pointer =3D 0x20:0xffffffff80cf2f16 stack pointer =3D 0x28:0xfffffe00004481f0 frame pointer =3D 0x28:0xfffffe0000448230 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 15 (usbus0) trap number =3D 12 panic: page fault cpuid =3D 1 time =3D 1575375614 KDB: stack backtrace: #0 0xffffffff80c1d297 at kdb_backtrace+0x67 #1 0xffffffff80bd05cd at vpanic+0x19d #2 0xffffffff80bd0423 at panic+0x43 #3 0xffffffff810a7dcc at trap_fatal+0x39c #4 0xffffffff810a7e19 at trap_pfault+0x49 #5 0xffffffff810a740f at trap+0x29f #6 0xffffffff81081a0c at calltrap+0x8 #7 0xffffffff8350c739 at ng_iface_rcvdata+0x129 #8 0xffffffff834eb98d at ng_apply_item+0x2bd #9 0xffffffff834eb4d6 at ng_snd_item+0x186 #10 0xffffffff834eb98d at ng_apply_item+0x2bd #11 0xffffffff834eb4d6 at ng_snd_item+0x186 #12 0xffffffff834eb98d at ng_apply_item+0x2bd #13 0xffffffff834eb4d6 at ng_snd_item+0x186 #14 0xffffffff834eb98d at ng_apply_item+0x2bd #15 0xffffffff834eb4d6 at ng_snd_item+0x186 #16 0xffffffff834eb98d at ng_apply_item+0x2bd #17 0xffffffff834eb4d6 at ng_snd_item+0x186 __curthread () at /usr/src/sys/amd64/include/pcpu.h:234 warning: Source file is more recent than executable. 234 __asm("movq %%gs:%P1,%0" : "=3Dr" (td) : "n" (OFFSETOF_CURTHREAD)); (kgdb) #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 0xffffffff810a7dcc in trap_fatal (frame=3D0xfffffe0000448130, eva=3D40) at /usr/src/sys/amd64/amd64/trap.c:943 #6 0xffffffff810a7e19 in trap_pfault (frame=3D0xfffffe0000448130, usermode= =3D0) at /usr/src/sys/amd64/amd64/trap.c:767 #7 0xffffffff810a740f in trap (frame=3D0xfffffe0000448130) at /usr/src/sys/amd64/amd64/trap.c:443 #8 #9 0xffffffff80cf2f16 in netisr_dispatch_src (proto=3D1, source=3D0,=20 m=3D0xfffff8027496cd00) at /usr/src/sys/net/netisr.c:1100 #10 0xffffffff8350c739 in ng_iface_rcvdata (hook=3D,=20 item=3D) at /usr/src/sys/netgraph/ng_iface.c:734 #11 0xffffffff834eb98d in ng_apply_item (node=3D0xfffff80286dbcd00,=20 item=3D0xfffff802c69d8d00, rw=3D0) at /usr/src/sys/netgraph/ng_base.c:2= 403 #12 0xffffffff834eb4d6 in ng_snd_item (item=3D0xfffff802c69d8d00, flags=3D0) at /usr/src/sys/netgraph/ng_base.c:2320 #13 0xffffffff834eb98d in ng_apply_item (node=3D0xfffff802a7fa2500,=20 item=3D0xfffff802c69d8d00, rw=3D0) at /usr/src/sys/netgraph/ng_base.c:2= 403 #14 0xffffffff834eb4d6 in ng_snd_item (item=3D0xfffff802c69d8d00, flags=3D0) at /usr/src/sys/netgraph/ng_base.c:2320 #15 0xffffffff834eb98d in ng_apply_item (node=3D0xfffff802a7f9bd00,=20 item=3D0xfffff802c69d8d00, rw=3D1) at /usr/src/sys/netgraph/ng_base.c:2= 403 #16 0xffffffff834eb4d6 in ng_snd_item (item=3D0xfffff802c69d8d00, flags=3D0) at /usr/src/sys/netgraph/ng_base.c:2320 #17 0xffffffff834eb98d in ng_apply_item (node=3D0xfffff802a79d3900,=20 item=3D0xfffff802c69d8d00, rw=3D0) at /usr/src/sys/netgraph/ng_base.c:2= 403 #18 0xffffffff834eb4d6 in ng_snd_item (item=3D0xfffff802c69d8d00, flags=3D0) at /usr/src/sys/netgraph/ng_base.c:2320 #19 0xffffffff834eb98d in ng_apply_item (node=3D0xfffff80286d67800,=20 item=3D0xfffff802c69d8d00, rw=3D0) at /usr/src/sys/netgraph/ng_base.c:2= 403 #20 0xffffffff834eb4d6 in ng_snd_item (item=3D0xfffff802c69d8d00, flags=3D0) at /usr/src/sys/netgraph/ng_base.c:2320 #21 0xffffffff83517702 in nga_rcv_async (sc=3D,=20 item=3D) at /usr/src/sys/netgraph/ng_async.c:545 #22 nga_rcvdata (hook=3D, item=3D) at /usr/src/sys/netgraph/ng_async.c:248 #23 0xffffffff834eb98d in ng_apply_item (node=3D0xfffff80286dabe00,=20 item=3D0xfffff802c69d8d00, rw=3D1) at /usr/src/sys/netgraph/ng_base.c:2= 403 #24 0xffffffff834eb4d6 in ng_snd_item (item=3D0xfffff802c69d8d00, flags=3D0) at /usr/src/sys/netgraph/ng_base.c:2320 #25 0xffffffff83515bcb in ngt_rint_bypass (tp=3D,=20 buf=3D0xfffff802bfd93800, len=3D) at /usr/src/sys/netgraph/ng_tty.c:446 #26 0xffffffff82ab9aba in ucom_put_data (sc=3D0xfffffe00ac1d2088,=20 pc=3D, offset=3D0, len=3D) at /usr/src/sys/dev/usb/serial/usb_serial.c:1540 #27 0xffffffff82aafda5 in u3g_read_callback (xfer=3D0xfffffe00abb4e278,=20 error=3DUSB_ERR_NORMAL_COMPLETION) at /usr/src/sys/dev/usb/serial/u3g.c= :1137 #28 0xffffffff80a0b87b in usbd_callback_wrapper (pq=3D) at /usr/src/sys/dev/usb/usb_transfer.c:2437 #29 0xffffffff80a0cf93 in usb_command_wrapper (pq=3D0xfffffe00abb4e060,=20 xfer=3D) at /usr/src/sys/dev/usb/usb_transfer.c:3091 #30 0xffffffff80a0bb4b in usb_callback_proc (_pm=3D) at /usr/src/sys/dev/usb/usb_transfer.c:2298 #31 0xffffffff80a064a5 in usb_process (arg=3D0xfffffe00007e4500) at /usr/src/sys/dev/usb/usb_process.c:178 #32 0xffffffff80b90c23 in fork_exit ( callout=3D0xffffffff80a063b0 , arg=3D0xfffffe00007e4500,=20 frame=3D0xfffffe00004489c0) at /usr/src/sys/kern/kern_fork.c:1065 #33 (kgdb) --=20 You are receiving this mail because: You are the assignee for the bug.=