From owner-freebsd-bugs@freebsd.org Sun Aug 4 17:14:38 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 D7171ADB29 for ; Sun, 4 Aug 2019 17:14:38 +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 461nZQ5PsXz3CYj for ; Sun, 4 Aug 2019 17:14:38 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id B9A15ADB27; Sun, 4 Aug 2019 17:14:38 +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 B9639ADB26 for ; Sun, 4 Aug 2019 17:14:38 +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 461nZQ4TLTz3CYh for ; Sun, 4 Aug 2019 17:14:38 +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 621936AF7 for ; Sun, 4 Aug 2019 17:14:38 +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 x74HEckB065400 for ; Sun, 4 Aug 2019 17:14:38 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id x74HEckl065399 for bugs@FreeBSD.org; Sun, 4 Aug 2019 17:14:38 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 239647] Segfault writing to mmap'd /dev/dsp0 (uaudio) in PulseAudio on aarch64 Date: Sun, 04 Aug 2019 17:14:37 +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: greg@unrelenting.technology 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: Sun, 04 Aug 2019 17:14:38 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D239647 Bug ID: 239647 Summary: Segfault writing to mmap'd /dev/dsp0 (uaudio) in PulseAudio on aarch64 Product: Base System Version: CURRENT Hardware: arm64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: greg@unrelenting.technology On aarch64, with the following USB soundcard: uaudio0: = on usbus2 PulseAudio segfaults trying to memset the mmapped dsp device. This does not happen on amd64. Log: I: [(null)] module-oss.c: Device opened in O_RDWR mode. D: [(null)] oss-util.c: Asking for 4 fragments of size 4096 (requested 4408) I: [(null)] module-oss.c: Input -- 4 fragments of size 4096. I: [(null)] module-oss.c: Output -- 4 fragments of size 4096. D: [(null)] module-oss.c: Successfully mmap()ed input buffer. D: [(null)] module-device-restore.c: Database contains no data for key: source:oss_input.dsp0 D: [(null)] module-device-restore.c: Database contains no (or invalid) data= for key: source:oss_input.dsp0:null I: [(null)] source.c: Created source 0 "oss_input.dsp0" with sample spec s1= 6le 2ch 44100Hz and channel map front-left,front-right I: [(null)] source.c: device.string =3D "/dev/dsp0" I: [(null)] source.c: device.api =3D "oss" I: [(null)] source.c: device.description =3D "/dev/dsp0" I: [(null)] source.c: device.access_mode =3D "mmap" I: [(null)] source.c: device.buffering.buffer_size =3D "16384" I: [(null)] source.c: device.buffering.fragment_size =3D "4096" I: [(null)] source.c: device.icon_name =3D "audio-input-microphone" D: [(null)] module-oss.c: Successfully mmap()ed output buffer. Failed to handle SIGBUS. zsh: abort pulseaudio --log-level=3Ddebug Backtrace: * thread #1, name =3D 'pulseaudio', stop reason =3D signal SIGSEGV: address= access protected (fault address: 0x41be0000) * frame #0: 0x000000004083bf0c libc.so.7`memset + 140 frame #1: 0x0000000045c116f4 module-oss.so`module_oss_LTX_pa__init + 16= 32 frame #2: 0x0000000040327968 libpulsecore-12.2.so`pa_module_load + 484 frame #3: 0x0000000041bbb2b0 module-detect.so`module_detect_LTX_pa__ini= t + 540 frame #4: 0x0000000040327968 libpulsecore-12.2.so`pa_module_load + 484 Syscalls: openat(AT_FDCWD,"/dev/dsp0",O_RDWR|O_NONBLOCK|O_NOCTTY|O_CLOEXEC,00) =3D 9 = (0x9) fcntl(9,F_GETFD,) =3D 1 (0x1) ioctl(9,SNDCTL_DSP_SETDUPLEX,0x0) =3D 0 (0x0) ioctl(9,SNDCTL_DSP_GETCAPS,0xffffffffd310) =3D 0 (0x0) readlink("/dev/dsp0",0x412c44d0,99) ERR#22 'Invalid argument' open("/dev/sndstat",O_RDONLY|O_CLOEXEC,0666) =3D 10 (0xa) fcntl(10,F_GETFD,) =3D 1 (0x1) fstat(10,{ mode=3Dcrw-r--r-- ,inode=3D7,size=3D0,blksize=3D4096 }) =3D 0 (0= x0) ioctl(10,TIOCGETA,0xffffffffcfe8) ERR#19 'Operation not supported by device' read(10,"Installed devices:\npcm0: