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</o:shapelayout></xml><![endif]--></head><body lang=DE link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Package: tigervnc-standalone-server<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Version: 1.9.0+dfsg-3<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Severity: important<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Dear Maintainer,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>on our Raspberry Pi 3B+ test system, with an arm64 buster preview<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>from https://wiki.debian.org/RaspberryPi3 ,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Xtigervnc crashes reproducibly after VncAuth,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>with the following ~/.vnc/rpi3:1.log output excerpt:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>| [...]<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| Xvnc TigerVNC 1.9.0 - built Dec 1 2018 21:51:29<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| Copyright (C) 1999-2018 TigerVNC Team and many others (see README.rst)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| See http://www.tigervnc.org for information on TigerVNC.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| Underlying X server release 12003000, The X.Org Foundation<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| Thu Mar 7 17:19:57 2019<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| vncext: VNC extension running!<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| vncext: Listening for VNC connections on local interface(s), port 5901<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| vncext: created VNC server for screen 0<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| Thu Mar 7 17:20:25 2019<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| Connections: accepted: [::1]::49280<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| SConnection: Client needs protocol version 3.8<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| SConnection: Client requests security type VncAuth(2)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| terminate called after throwing an instance of 'rdr::Exception'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| terminate called recursively<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| (EE) <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| (EE) Backtrace:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| (EE) 0: /usr/bin/Xtigervnc (OsLookupColor+0x1a8) [0xaaaab38169d0]<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| (EE) unw_get_proc_info failed: no unwind info found [-10]<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| (EE) <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| (EE) <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| Fatal server error:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| (EE) Caught signal 6 (Aborted). Server aborting<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| (EE) <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| XIO: fatal IO error 11 (Resource temporarily unavailable) on X server ":1"<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| after 175 requests (175 known processed) with 0 events remaining.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| Killing Xtigervnc process ID 1204... which was already dead<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| Cleaning stale pidfile '/home/vncuser/.vnc/rpi3:1.pid'!<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>(The test Xtigervnc is accessed via an SSH port forwarding,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>tested with both RealVNC and TightVNC, running on Windows.)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Xtigervnc works fine (on the same RPi 3B+) in Raspbian stretch,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>but crashes in the same way after upgrading the package<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>to Raspbian buster.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Xtigervnc also works fine in a Debian buster container<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>on a different system/architecture (amd64).<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Xtigervnc also works fine with SecurityTypes set to None,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>skipping the authentication step entirely.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Note that Xtigervnc also crashes on our test system<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>(in a different way) with SecurityTypes set to Plain or TLSPlain.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>This bug report is made against the general use case, though.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Please advise on the next steps to track down what is happening.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>More logs could be provided, the system is not set up for development,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>yet, though.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Here is the /etc/vnc.conf and ~/.vnc/vnc.conf essence:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>| $ grep -v -E '^(#|$)' /etc/vnc.conf<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| $fontPath = undef;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| $vncStartup = "/etc/X11/Xvnc-session";<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| $geometry = "1900x1200";<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| 1;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| $<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>| $ grep -v -E '^(#|$)' ~/.vnc/vnc.conf<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| $SecurityTypes = "VncAuth";<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| 1;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>| $<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>-- System Information:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Debian Release: buster/sid<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> APT prefers testing<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> APT policy: (500, 'testing')<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Architecture: arm64 (aarch64)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Kernel: Linux 4.19.0-2-arm64 (SMP w/4 CPU cores)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Kernel taint flags: TAINT_CRAP<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Locale: LANG=C.UTF-8, LC_CTYPE=C.UTF-8 (charmap=UTF-8), LANGUAGE=C.UTF-8 (charmap=UTF-8)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Shell: /bin/sh linked to /usr/bin/dash<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Init: systemd (via /run/systemd/system)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>LSM: AppArmor: enabled<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Versions of packages tigervnc-standalone-server depends on:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libaudit1 1:2.8.4-2<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libbsd0 0.9.1-1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libc6 2.28-7<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libfile-readbackwards-perl 1.05-2<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libgcc1 1:8.2.0-21<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libgcrypt20 1.8.4-5<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libgl1 1.1.0-1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libgnutls30 3.6.6-2<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libjpeg62-turbo 1:1.5.2-2+b1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libpam0g 1.3.1-5<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libpixman-1-0 0.36.0-1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libselinux1 2.8-1+b1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libstdc++6 8.2.0-21<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libsystemd0 240-6<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libunwind8 1.2.1-8<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libx11-6 2:1.6.7-1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libxau6 1:1.0.8-1+b2<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libxdmcp6 1:1.1.2-3<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libxfont2 1:2.0.3-1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libxshmfence1 1.3-1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii perl 5.28.1-4<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii x11-xkb-utils 7.7+4<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii xauth 1:1.0.10-1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii xkb-data 2.26-2<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii zlib1g 1:1.2.11.dfsg-1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Versions of packages tigervnc-standalone-server recommends:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii libgl1-mesa-dri 18.3.2-1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii tigervnc-common 1.9.0+dfsg-3<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii x11-xserver-utils 7.7+8<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ii xfonts-base 1:1.0.4+nmu1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Versions of packages tigervnc-standalone-server suggests:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>pn xfonts-100dpi | xfonts-75dpi <none><o:p></o:p></span></p><p class=MsoNormal>ii xfonts-scalable 1:1.0.3-1.1<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>-- no debconf information<o:p></o:p></p></div></body></html>