From owner-freebsd-bugs@freebsd.org Tue Apr 28 18:49:41 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 A5F272C1CEA for ; Tue, 28 Apr 2020 18:49:41 +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 49BW0P2T3fz47T0 for ; Tue, 28 Apr 2020 18:49:41 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id 54A552C1CE9; Tue, 28 Apr 2020 18:49:41 +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 5460D2C1CE8 for ; Tue, 28 Apr 2020 18:49:41 +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 49BW0P1tHcz47Sy for ; Tue, 28 Apr 2020 18:49:41 +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) server-signature RSA-PSS (4096 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 3BED028BBE for ; Tue, 28 Apr 2020 18:49:41 +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 03SInfhK064211 for ; Tue, 28 Apr 2020 18:49:41 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 03SInfNN064210 for bugs@FreeBSD.org; Tue, 28 Apr 2020 18:49:41 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 246008] Kernel Panic: vchan_trigger Date: Tue, 28 Apr 2020 18:49:41 +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: sbruno@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: 2.1.29 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 28 Apr 2020 18:49:41 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D246008 Bug ID: 246008 Summary: Kernel Panic: vchan_trigger Product: Base System Version: CURRENT Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: sbruno@FreeBSD.org I have the core/kernel lying around if someone wants to dig in here. System only made it about a day before suddenly crashing. alice dumped core - see /var/crash/vmcore.2 Tue Apr 28 11:55:13 MDT 2020 FreeBSD alice 13.0-CURRENT FreeBSD 13.0-CURRENT #1 r360134: Mon Apr 20 17:1= 2:37 MDT 2020 sbruno@alice:/usr/obj/usr/src/amd64.amd64/sys/GENERIC-NODEBUG= =20 amd64 panic: page fault GNU gdb 6.1.1 [FreeBSD] Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain condition= s. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "amd64-marcel-freebsd"... Unread portion of the kernel message buffer: Fatal trap 12: page fault while in kernel mode cpuid =3D 1; apic id =3D 01 fault virtual address =3D 0x118 fault code =3D supervisor read data, page not present instruction pointer =3D 0x20:0xffffffff8097f533 stack pointer =3D 0x28:0xfffffe0115ed45d0 frame pointer =3D 0x28:0xfffffe0115ed4600 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 20910 (MediaDecoderStateMa) trap number =3D 12 WARNING !drm_modeset_is_locked(&crtc->mutex) failed at /usr/local/sys/modules/drm-current-kmod/drivers/gpu/drm/drm_atomic_helper.c= :577 WARNING !drm_modeset_is_locked(&crtc->mutex) failed at /usr/local/sys/modules/drm-current-kmod/drivers/gpu/drm/drm_atomic_helper.c= :577 WARNING !drm_modeset_is_locked(&crtc->mutex) failed at /usr/local/sys/modules/drm-current-kmod/drivers/gpu/drm/drm_atomic_helper.c= :577 WARNING !drm_modeset_is_locked(&dev->mode_config.connection_mutex) failed at /usr/local/sys/modules/drm-current-kmod/drivers/gpu/drm/drm_atomic_helper.c= :622 WARNING !drm_modeset_is_locked(&dev->mode_config.connection_mutex) failed at /usr/local/sys/modules/drm-current-kmod/drivers/gpu/drm/drm_atomic_helper.c= :622 WARNING !drm_modeset_is_locked(&plane->mutex) failed at /usr/local/sys/modules/drm-current-kmod/drivers/gpu/drm/drm_atomic_helper.c= :821 WARNING !drm_modeset_is_locked(&plane->mutex) failed at /usr/local/sys/modules/drm-current-kmod/drivers/gpu/drm/drm_atomic_helper.c= :821 WARNING !drm_modeset_is_locked(&plane->mutex) failed at /usr/local/sys/modules/drm-current-kmod/drivers/gpu/drm/drm_atomic_helper.c= :821 WARNING !drm_modeset_is_locked(&plane->mutex) failed at /usr/local/sys/modules/drm-current-kmod/drivers/gpu/drm/drm_atomic_helper.c= :821 WARNING !drm_modeset_is_locked(&plane->mutex) failed at /usr/local/sys/modules/drm-current-kmod/drivers/gpu/drm/drm_atomic_helper.c= :821 WARNING !drm_modeset_is_locked(&plane->mutex) failed at /usr/local/sys/modules/drm-current-kmod/drivers/gpu/drm/drm_atomic_helper.c= :821 WARNING !drm_modeset_is_locked(&plane->mutex) failed at /usr/local/sys/modules/drm-current-kmod/drivers/gpu/drm/drm_atomic_helper.c= :821 WARNING !drm_modeset_is_locked(&plane->mutex) failed at /usr/local/sys/modules/drm-current-kmod/drivers/gpu/drm/drm_atomic_helper.c= :821 WARNING !drm_modeset_is_locked(&plane->mutex) failed at /usr/local/sys/modules/drm-current-kmod/drivers/gpu/drm/drm_atomic_helper.c= :821 <4>WARN_ON(!mutex_is_locked(&dev->struct_mutex))WARN_ON(!mutex_is_locked(&d= ev->struct_mutex)) <4>WARN_ON(!mutex_is_locked(&fbc->lock)) <4>WARN_ON(!mutex_is_locked(&fbc->lock))WARN_ON(!mutex_is_locked(&fbc->lock= ))WARN_ON(!mutex_is_locked(&fbc->lock)) panic: page fault cpuid =3D 1 time =3D 1588095770 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe0115ed4= 290 vpanic() at vpanic+0x182/frame 0xfffffe0115ed42e0 panic() at panic+0x43/frame 0xfffffe0115ed4340 trap_fatal() at trap_fatal+0x387/frame 0xfffffe0115ed43a0 trap_pfault() at trap_pfault+0x4f/frame 0xfffffe0115ed43f0 trap() at trap+0x271/frame 0xfffffe0115ed4500 calltrap() at calltrap+0x8/frame 0xfffffe0115ed4500 --- trap 0xc, rip =3D 0xffffffff8097f533, rsp =3D 0xfffffe0115ed45d0, rbp = =3D 0xfffffe0115ed4600 --- vchan_trigger() at vchan_trigger+0xb3/frame 0xfffffe0115ed4600 chn_trigger() at chn_trigger+0xf1/frame 0xfffffe0115ed4640 chn_abort() at chn_abort+0x33/frame 0xfffffe0115ed4670 dsp_ioctl() at dsp_ioctl+0x3900/frame 0xfffffe0115ed4710 devfs_ioctl() at devfs_ioctl+0xd0/frame 0xfffffe0115ed4760 vn_ioctl() at vn_ioctl+0x169/frame 0xfffffe0115ed4870 devfs_ioctl_f() at devfs_ioctl_f+0x1e/frame 0xfffffe0115ed4890 kern_ioctl() at kern_ioctl+0x25e/frame 0xfffffe0115ed4900 sys_ioctl() at sys_ioctl+0xfa/frame 0xfffffe0115ed49d0 amd64_syscall() at amd64_syscall+0x119/frame 0xfffffe0115ed4af0 fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0115ed4af0 --- syscall (54, FreeBSD ELF64, sys_ioctl), rip =3D 0x8013dea7a, rsp =3D 0x7fffde6a5558, rbp =3D 0x7fffde6a5580 --- KDB: enter: panic No symbol "zombproc" in current context. Reading symbols from /boot/kernel/aesni.ko...Reading symbols from /usr/lib/debug//boot/kernel/aesni.ko.debug...done. done. Loaded symbols for /boot/kernel/aesni.ko Reading symbols from /boot/kernel/zfs.ko...Reading symbols from /usr/lib/debug//boot/kernel/zfs.ko.debug...done. done. Loaded symbols for /boot/kernel/zfs.ko Reading symbols from /boot/kernel/opensolaris.ko...Reading symbols from /usr/lib/debug//boot/kernel/opensolaris.ko.debug...done. done. Loaded symbols for /boot/kernel/opensolaris.ko Reading symbols from /boot/kernel/i915kms.ko...Reading symbols from /usr/lib/debug//boot/kernel/i915kms.ko.debug...done. done. Loaded symbols for /boot/kernel/i915kms.ko Reading symbols from /boot/kernel/drm.ko...Reading symbols from /usr/lib/debug//boot/kernel/drm.ko.debug...done. done. Loaded symbols for /boot/kernel/drm.ko Reading symbols from /boot/kernel/linuxkpi.ko...Reading symbols from /usr/lib/debug//boot/kernel/linuxkpi.ko.debug...done. done. Loaded symbols for /boot/kernel/linuxkpi.ko Reading symbols from /boot/kernel/linuxkpi_gplv2.ko...Reading symbols from /usr/lib/debug//boot/kernel/linuxkpi_gplv2.ko.debug...done. done. Loaded symbols for /boot/kernel/linuxkpi_gplv2.ko Reading symbols from /boot/kernel/lindebugfs.ko...Reading symbols from /usr/lib/debug//boot/kernel/lindebugfs.ko.debug...done. done. Loaded symbols for /boot/kernel/lindebugfs.ko Reading symbols from /boot/modules/i915_skl_dmc_ver1_27_bin.ko...done. Loaded symbols for /boot/modules/i915_skl_dmc_ver1_27_bin.ko Reading symbols from /boot/kernel/uplcom.ko...Reading symbols from /usr/lib/debug//boot/kernel/uplcom.ko.debug...done. done. Loaded symbols for /boot/kernel/uplcom.ko Reading symbols from /boot/kernel/ucom.ko...Reading symbols from /usr/lib/debug//boot/kernel/ucom.ko.debug...done. done. Loaded symbols for /boot/kernel/ucom.ko Reading symbols from /boot/kernel/uhid.ko...Reading symbols from /usr/lib/debug//boot/kernel/uhid.ko.debug...done. done. Loaded symbols for /boot/kernel/uhid.ko Reading symbols from /boot/kernel/ums.ko...Reading symbols from /usr/lib/debug//boot/kernel/ums.ko.debug...done. done. Loaded symbols for /boot/kernel/ums.ko Reading symbols from /boot/kernel/wmt.ko...Reading symbols from /usr/lib/debug//boot/kernel/wmt.ko.debug...done. done. Loaded symbols for /boot/kernel/wmt.ko Reading symbols from /boot/kernel/snd_uaudio.ko...Reading symbols from /usr/lib/debug//boot/kernel/snd_uaudio.ko.debug...done. done. Loaded symbols for /boot/kernel/snd_uaudio.ko Reading symbols from /boot/kernel/ng_ubt.ko...Reading symbols from /usr/lib/debug//boot/kernel/ng_ubt.ko.debug...done. done. Loaded symbols for /boot/kernel/ng_ubt.ko Reading symbols from /boot/kernel/netgraph.ko...Reading symbols from /usr/lib/debug//boot/kernel/netgraph.ko.debug...done. done. Loaded symbols for /boot/kernel/netgraph.ko Reading symbols from /boot/kernel/ng_hci.ko...Reading symbols from /usr/lib/debug//boot/kernel/ng_hci.ko.debug...done. done. Loaded symbols for /boot/kernel/ng_hci.ko Reading symbols from /boot/kernel/ng_bluetooth.ko...Reading symbols from /usr/lib/debug//boot/kernel/ng_bluetooth.ko.debug...done. done. Loaded symbols for /boot/kernel/ng_bluetooth.ko Reading symbols from /boot/kernel/cpuctl.ko...Reading symbols from /usr/lib/debug//boot/kernel/cpuctl.ko.debug...done. done. Loaded symbols for /boot/kernel/cpuctl.ko Reading symbols from /boot/kernel/mac_ntpd.ko...Reading symbols from /usr/lib/debug//boot/kernel/mac_ntpd.ko.debug...done. done. Loaded symbols for /boot/kernel/mac_ntpd.ko Reading symbols from /boot/kernel/if_iwm.ko...Reading symbols from /usr/lib/debug//boot/kernel/if_iwm.ko.debug...done. done. Loaded symbols for /boot/kernel/if_iwm.ko Reading symbols from /boot/kernel/pchtherm.ko...Reading symbols from /usr/lib/debug//boot/kernel/pchtherm.ko.debug...done. done. Loaded symbols for /boot/kernel/pchtherm.ko Reading symbols from /boot/kernel/iwm8000Cfw.ko...Reading symbols from /usr/lib/debug//boot/kernel/iwm8000Cfw.ko.debug...done. done. Loaded symbols for /boot/kernel/iwm8000Cfw.ko Reading symbols from /boot/kernel/tmpfs.ko...Reading symbols from /usr/lib/debug//boot/kernel/tmpfs.ko.debug...done. done. Loaded symbols for /boot/kernel/tmpfs.ko #0 doadump (textdump=3D3670034) at src/sys/amd64/include/pcpu_aux.h:55 55 __asm("movq %%gs:%P1,%0" : "=3Dr" (td) : "n" (offsetof(stru= ct pcpu, (kgdb) #0 doadump (textdump=3D3670034) at src/sys/amd64/include/pcpu_aux.h= :55 #1 0xffffffff8049c89e in db_fncall (dummy1=3D,=20 dummy2=3D, dummy3=3D,=20 dummy4=3D) at /usr/src/sys/ddb/db_command.c:610 #2 0xffffffff8049c3cc in db_command (cmd_table=3D,=20 dopager=3D1) at /usr/src/sys/ddb/db_command.c:482 #3 0xffffffff8049c13d in db_command_loop () at /usr/src/sys/ddb/db_command.c:535 #4 0xffffffff8049f3a8 in db_trap (type=3D,=20 code=3D) at /usr/src/sys/ddb/db_main.c:253 #5 0xffffffff80c20224 in kdb_trap (type=3D3, code=3D0, tf=3D) at /usr/src/sys/kern/subr_kdb.c:699 #6 0xffffffff81066f8c in trap (frame=3D0xfffffe0115ed41c0) at /usr/src/sys/amd64/amd64/trap.c:578 #7 0xffffffff8103ef18 in calltrap () at /usr/src/sys/amd64/amd64/exception.S:289 #8 0xffffffff80c1f9b7 in kdb_enter (why=3D0xffffffff811c9432 "panic",=20 msg=3D) at src/sys/amd64/include/cpufunc.h:65 #9 0xffffffff80bd28be in vpanic (fmt=3D,=20 ap=3D) at /usr/src/sys/kern/kern_shutdown.c:902 #10 0xffffffff80bd2713 in panic (fmt=3D) at /usr/src/sys/kern/kern_shutdown.c:839 #11 0xffffffff81067407 in trap_fatal (frame=3D,=20 eva=3D) at /usr/src/sys/amd64/amd64/trap.c:919 #12 0xffffffff8106745f in trap_pfault (frame=3D0xfffffe0115ed4510,=20 usermode=3D, signo=3D,=20 ucode=3D) at src/sys/amd64/include/pcpu_aux.h:55 #13 0xffffffff81066ac1 in trap (frame=3D0xfffffe0115ed4510) at /usr/src/sys/amd64/amd64/trap.c:400 #14 0xffffffff8103ef18 in calltrap () at /usr/src/sys/amd64/amd64/exception.S:289 #15 0xffffffff8097f533 in vchan_trigger (obj=3D,=20 data=3D, go=3D-1) at /usr/src/sys/dev/sound/pcm/vchan.c:167 #16 0xffffffff8095da41 in chn_trigger (c=3D0xfffff8000c9bf000, go=3D-1) at channel_if.h:148 #17 0xffffffff8095e3c3 in chn_abort (c=3D0xfffff8000c9bf000) at /usr/src/sys/dev/sound/pcm/channel.c:940 #18 0xffffffff809675c0 in dsp_ioctl (i_dev=3D,=20 cmd=3D, arg=3D0xfffffe0115ed4920 "",=20 mode=3D, td=3D) at /usr/src/sys/dev/sound/pcm/dsp.c:1749 #19 0xffffffff80a7ffa0 in devfs_ioctl (ap=3D0xfffffe0115ed4778) at /usr/src/sys/fs/devfs/devfs_vnops.c:823 #20 0xffffffff80cbaa49 in vn_ioctl (fp=3D0xfffff80466201c80,=20 com=3D, data=3D0xfffffe0115ed4920,=20 active_cred=3D0xfffff8015db40c00, td=3D) at vnode_= if.h:899 #21 0xffffffff80a8063e in devfs_ioctl_f (fp=3D,=20 com=3D, data=3D,=20 cred=3D, td=3D0xfffffe01160a9300) at /usr/src/sys/fs/devfs/devfs_vnops.c:755 #22 0xffffffff80c401ee in kern_ioctl (td=3D, fd=3D88,= =20 com=3D, data=3D) at src/sys/sys/file.h:342 #23 0xffffffff80c3feea in sys_ioctl (td=3D0xfffffe01160a9300,=20 uap=3D0xfffffe01160a96d8) at /usr/src/sys/kern/sys_generic.c:710 #24 0xffffffff81067cf9 in amd64_syscall (td=3D0xfffffe01160a9300, traced=3D= 0) at src/sys/amd64/amd64/../../kern/subr_syscall.c:162 #25 0xffffffff8103f840 in fast_syscall_common () at /usr/src/sys/amd64/amd64/exception.S:584 #26 0x00000008013dea7a in ?? () Previous frame inner to this frame (corrupt stack?) --=20 You are receiving this mail because: You are the assignee for the bug.=