$ sudo coredumpctl gdb 1818 PID: 1818 (vdr) UID: 666 (vdr) GID: 666 (vdr) Signal: 11 (SEGV) Timestamp: Sun 2018-09-30 11:12:26 CEST (32s ago) Command Line: /usr/bin/vdr Executable: /usr/bin/vdr Control Group: /system.slice/vdr.service Unit: vdr.service Slice: system.slice Boot ID: 7459cfd7120e4b09aa97c9fdfe8f3815 Machine ID: 8ecbe91035be47429391cb904cf81c7a Hostname: yavdr07 Storage: /var/lib/systemd/coredump/core.vdr.666.7459cfd7120e4b09aa97c9fdfe8f3815.1818.1538298746000000.lz4 Message: Process 1818 (vdr) of user 666 dumped core. Stack trace of thread 1959: #0 0x00007f1722bbaf8c n/a (libcuda.so.1) #1 0x00007f1722ac728d n/a (libcuda.so.1) #2 0x00007f1722ace26b n/a (libcuda.so.1) #3 0x00007f1722c16782 cuMemcpy2D_v2 (libcuda.so.1) #4 0x00007f17264a9c4d generateCUDAImage (libvdr-softhdcuvid.so.2.4.0) #5 0x00007f17264a9f9a CuvidRenderFrame (libvdr-softhdcuvid.so.2.4.0) #6 0x00007f17264b2d70 CodecVideoDecode (libvdr-softhdcuvid.so.2.4.0) #7 0x00007f17264a408e VideoDecodeInput (libvdr-softhdcuvid.so.2.4.0) #8 0x00007f17264a7664 CuvidDisplayHandlerThread (libvdr-softhdcuvid.so.2.4.0) #9 0x00007f17264abd8c VideoDisplayHandlerThread (libvdr-softhdcuvid.so.2.4.0) #10 0x00007f17318876db start_thread (libpthread.so.0) #11 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1828: #0 0x00007f173188df85 futex_abstimed_wait_cancelable (libpthread.so.0) #1 0x000055962f50d84c _ZN8cCondVar9TimedWaitER6cMutexi (vdr) #2 0x000055962f476693 _ZN9cDvbTuner6ActionEv (vdr) #3 0x000055962f50df85 _ZN7cThread11StartThreadEPS_ (vdr) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1818: #0 0x00007f173188df85 futex_abstimed_wait_cancelable (libpthread.so.0) #1 0x000055962f50d84c _ZN8cCondVar9TimedWaitER6cMutexi (vdr) #2 0x000055962f4dc567 _ZN7cRemote3GetEiPPc (vdr) #3 0x000055962f44adec main (vdr) #4 0x00007f172fde2b97 __libc_start_main (libc.so.6) #5 0x000055962f44d3aa _start (vdr) Stack trace of thread 1829: #0 0x00007f172fed5bf9 __GI___poll (libc.so.6) #1 0x000055962f4e43b4 poll (vdr) #2 0x000055962f50df85 _ZN7cThread11StartThreadEPS_ (vdr) #3 0x00007f17318876db start_thread (libpthread.so.0) #4 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1825: #0 0x00007f173188df85 futex_abstimed_wait_cancelable (libpthread.so.0) #1 0x000055962f50d84c _ZN8cCondVar9TimedWaitER6cMutexi (vdr) #2 0x000055962f476693 _ZN9cDvbTuner6ActionEv (vdr) #3 0x000055962f50df85 _ZN7cThread11StartThreadEPS_ (vdr) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1831: #0 0x00007f173188df85 futex_abstimed_wait_cancelable (libpthread.so.0) #1 0x000055962f50d84c _ZN8cCondVar9TimedWaitER6cMutexi (vdr) #2 0x000055962f476693 _ZN9cDvbTuner6ActionEv (vdr) #3 0x000055962f50df85 _ZN7cThread11StartThreadEPS_ (vdr) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1835: #0 0x00007f172fed5bf9 __GI___poll (libc.so.6) #1 0x00007f172c8b3439 n/a (libglib-2.0.so.0) #2 0x00007f172c8b354c g_main_context_iteration (libglib-2.0.so.0) #3 0x00007f172c8b3591 n/a (libglib-2.0.so.0) #4 0x00007f172c8dae85 n/a (libglib-2.0.so.0) #5 0x00007f17318876db start_thread (libpthread.so.0) #6 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1832: #0 0x00007f172fed5bf9 __GI___poll (libc.so.6) #1 0x000055962f4e43b4 poll (vdr) #2 0x000055962f50df85 _ZN7cThread11StartThreadEPS_ (vdr) #3 0x00007f17318876db start_thread (libpthread.so.0) #4 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1837: #0 0x00007f173188df85 futex_abstimed_wait_cancelable (libpthread.so.0) #1 0x000055962f50d84c _ZN8cCondVar9TimedWaitER6cMutexi (vdr) #2 0x00007f172ae4da0c _ZN7cUpdate6ActionEv (libvdr-epg2vdr.so.2.4.0) #3 0x000055962f50df85 _ZN7cThread11StartThreadEPS_ (vdr) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1833: #0 0x00007f172fed5bf9 __GI___poll (libc.so.6) #1 0x000055962f4e43b4 poll (vdr) #2 0x000055962f50df85 _ZN7cThread11StartThreadEPS_ (vdr) #3 0x00007f17318876db start_thread (libpthread.so.0) #4 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1834: #0 0x00007f172fed5bf9 __GI___poll (libc.so.6) #1 0x00007f172c8b3439 n/a (libglib-2.0.so.0) #2 0x00007f172c8b37d2 g_main_loop_run (libglib-2.0.so.0) #3 0x00007f172d3e1de6 _ZN13cDBusMainLoop7do_loopEPv (libvdr-dbus2vdr.so.2.4.0) #4 0x00007f172c8dae85 n/a (libglib-2.0.so.0) #5 0x00007f17318876db start_thread (libpthread.so.0) #6 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1838: #0 0x00007f172fed5bf9 __GI___poll (libc.so.6) #1 0x00007f1728eeacf8 n/a (libwebsockets.so.12) #2 0x00007f172914ddbc _ZN8cWebSock7serviceEi (libvdr-osd2web.so.2.4.0) #3 0x00007f17291446c7 _ZN7cUpdate6ActionEv (libvdr-osd2web.so.2.4.0) #4 0x000055962f50df85 _ZN7cThread11StartThreadEPS_ (vdr) #5 0x00007f17318876db start_thread (libpthread.so.0) #6 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1864: #0 0x00007f173188df85 futex_abstimed_wait_cancelable (libpthread.so.0) #1 0x00007f1722bd4427 n/a (libcuda.so.1) #2 0x00007f1722b83ff7 n/a (libcuda.so.1) #3 0x00007f1722bd36a8 n/a (libcuda.so.1) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1839: #0 0x00007f172fed803f __GI___select (libc.so.6) #1 0x000055962f51b27c _ZN5cFile9FileReadyEii (vdr) #2 0x000055962f494b80 _ZN11cLircRemote6ActionEv (vdr) #3 0x000055962f50df85 _ZN7cThread11StartThreadEPS_ (vdr) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1870: #0 0x00007f172fed5bf9 __GI___poll (libc.so.6) #1 0x00007f1722bd1633 n/a (libcuda.so.1) #2 0x00007f1722c3a84d n/a (libcuda.so.1) #3 0x00007f1722bd36a8 n/a (libcuda.so.1) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1840: #0 0x00007f172fed5bf9 __GI___poll (libc.so.6) #1 0x00007f172c8b3439 n/a (libglib-2.0.so.0) #2 0x00007f172c8b37d2 g_main_loop_run (libglib-2.0.so.0) #3 0x00007f172ce9ff66 n/a (libgio-2.0.so.0) #4 0x00007f172c8dae85 n/a (libglib-2.0.so.0) #5 0x00007f17318876db start_thread (libpthread.so.0) #6 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1872: #0 0x00007f173188df85 futex_abstimed_wait_cancelable (libpthread.so.0) #1 0x00007f1722bd4427 n/a (libcuda.so.1) #2 0x00007f1722b83ff7 n/a (libcuda.so.1) #3 0x00007f1722bd36a8 n/a (libcuda.so.1) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1844: #0 0x00007f172fed5bf9 __GI___poll (libc.so.6) #1 0x000055962f519e4d poll (vdr) #2 0x000055962f50bc95 _ZN19cSVDRPServerHandler6ActionEv (vdr) #3 0x000055962f50df85 _ZN7cThread11StartThreadEPS_ (vdr) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1927: #0 0x00007f173188df85 futex_abstimed_wait_cancelable (libpthread.so.0) #1 0x00007f1722bd4427 n/a (libcuda.so.1) #2 0x00007f1722b83ff7 n/a (libcuda.so.1) #3 0x00007f1722bd36a8 n/a (libcuda.so.1) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1957: #0 0x00007f173188df85 futex_abstimed_wait_cancelable (libpthread.so.0) #1 0x000055962f50d657 _ZN9cCondWait4WaitEi (vdr) #2 0x000055962f50d6b6 _ZN9cCondWait7SleepMsEi (vdr) #3 0x000055962f50dc3e _ZN7cThread6CancelEi (vdr) #4 0x000055962f4659bc _ZN9cTSBufferD2Ev (vdr) #5 0x000055962f4659e9 _ZN9cTSBufferD0Ev (vdr) #6 0x000055962f4705d0 _ZN10cDvbDevice8CloseDvrEv (vdr) #7 0x000055962f46bc6c _ZN7cDevice6ActionEv (vdr) #8 0x000055962f50df85 _ZN7cThread11StartThreadEPS_ (vdr) #9 0x00007f17318876db start_thread (libpthread.so.0) #10 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1862: #0 0x00007f172fee4237 accept4 (libc.so.6) #1 0x00007f1722bd257a n/a (libcuda.so.1) #2 0x00007f1722bc4abd n/a (libcuda.so.1) #3 0x00007f1722bd36a8 n/a (libcuda.so.1) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1863: #0 0x00007f172fed5bf9 __GI___poll (libc.so.6) #1 0x00007f1722bd1633 n/a (libcuda.so.1) #2 0x00007f1722c3a84d n/a (libcuda.so.1) #3 0x00007f1722bd36a8 n/a (libcuda.so.1) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1926: #0 0x00007f172fed5bf9 __GI___poll (libc.so.6) #1 0x00007f1722bd1633 n/a (libcuda.so.1) #2 0x00007f1722c3a84d n/a (libcuda.so.1) #3 0x00007f1722bd36a8 n/a (libcuda.so.1) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1958: #0 0x00007f172fed5bf9 __GI___poll (libc.so.6) #1 0x000055962f519e4d poll (vdr) #2 0x000055962f465fbd _ZN9cTSBuffer6ActionEv (vdr) #3 0x000055962f50df85 _ZN7cThread11StartThreadEPS_ (vdr) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1940: #0 0x00007f172fed75d7 ioctl (libc.so.6) #1 0x00007f1722cb0158 n/a (libcuda.so.1) #2 0x00007f1722bc7f1d n/a (libcuda.so.1) #3 0x00007f1722bc6725 n/a (libcuda.so.1) #4 0x00007f1722cf3f97 n/a (libcuda.so.1) #5 0x00007f1722cf4d88 n/a (libcuda.so.1) #6 0x00007f1722cf4e40 n/a (libcuda.so.1) #7 0x00007f1722c85843 n/a (libcuda.so.1) #8 0x00007f1722c85c18 n/a (libcuda.so.1) #9 0x00007f1722c91c98 n/a (libcuda.so.1) #10 0x00007f1722c91d58 n/a (libcuda.so.1) #11 0x00007f1722b9c4f4 n/a (libcuda.so.1) #12 0x00007f1722c38470 n/a (libcuda.so.1) #13 0x00007f1722c38bf0 n/a (libcuda.so.1) #14 0x00007f1722ac2ce4 n/a (libcuda.so.1) #15 0x00007f1722c0ebf2 cuGraphicsUnregisterResource (libcuda.so.1) #16 0x00007f17264a90f9 CuvidDestroySurfaces (libvdr-softhdcuvid.so.2.4.0) #17 0x00007f17264a93a8 CuvidDelHwDecoder (libvdr-softhdcuvid.so.2.4.0) #18 0x00007f17264abf4f VideoExit (libvdr-softhdcuvid.so.2.4.0) #19 0x00007f17264a618e StopVideo (libvdr-softhdcuvid.so.2.4.0) #20 0x00007f172649e16d _ZN19cPluginSoftHdDevice12SVDRPCommandEPKcS1_Ri (libvdr-softhdcuvid.so.2.4.0) #21 0x00007f172d3e846d SVDRPCommand (libvdr-dbus2vdr.so.2.4.0) #22 0x00007f172d3e4586 _ZN11cDBusObject7do_workEPvS0_ (libvdr-dbus2vdr.so.2.4.0) #23 0x00007f172c8db850 n/a (libglib-2.0.so.0) #24 0x00007f172c8dae85 n/a (libglib-2.0.so.0) #25 0x00007f17318876db start_thread (libpthread.so.0) #26 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1960: #0 0x00007f172fed5bf9 __GI___poll (libc.so.6) #1 0x00007f1722bd1633 n/a (libcuda.so.1) #2 0x00007f1722c3a84d n/a (libcuda.so.1) #3 0x00007f1722bd36a8 n/a (libcuda.so.1) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1961: #0 0x00007f173188df85 futex_abstimed_wait_cancelable (libpthread.so.0) #1 0x00007f1722bd4427 n/a (libcuda.so.1) #2 0x00007f1722b83ff7 n/a (libcuda.so.1) #3 0x00007f1722bd36a8 n/a (libcuda.so.1) #4 0x00007f17318876db start_thread (libpthread.so.0) #5 0x00007f172fee288f __clone (libc.so.6) Stack trace of thread 1826: #0 0x00007f172fed5bf9 __GI___poll (libc.so.6) #1 0x000055962f4e43b4 poll (vdr) #2 0x000055962f50df85 _ZN7cThread11StartThreadEPS_ (vdr) #3 0x00007f17318876db start_thread (libpthread.so.0) #4 0x00007f172fee288f __clone (libc.so.6) GNU gdb (Ubuntu 8.1-0ubuntu3) 8.1.0.20180409-git Copyright (C) 2018 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from /usr/bin/vdr...Reading symbols from /usr/lib/debug/.build-id/ec/1a8e199dce4f8189f54e51ada24106efb9d324.debug...done. done. [New LWP 1959] [New LWP 1828] [New LWP 1818] [New LWP 1829] [New LWP 1825] [New LWP 1831] [New LWP 1835] [New LWP 1832] [New LWP 1837] [New LWP 1833] [New LWP 1834] [New LWP 1838] [New LWP 1864] [New LWP 1839] [New LWP 1870] [New LWP 1840] [New LWP 1872] [New LWP 1844] [New LWP 1927] [New LWP 1957] [New LWP 1862] [New LWP 1863] [New LWP 1926] [New LWP 1958] [New LWP 1940] [New LWP 1960] [New LWP 1961] [New LWP 1826] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Core was generated by `/usr/bin/vdr'. Program terminated with signal SIGSEGV, Segmentation fault. #0 0x00007f1722bbaf8c in ?? () from /usr/lib/x86_64-linux-gnu/libcuda.so.1 [Current thread is 1 (Thread 0x7f16c37fe700 (LWP 1959))] (gdb) bt #0 0x00007f1722bbaf8c in () at /usr/lib/x86_64-linux-gnu/libcuda.so.1 #1 0x00007f1722ac728d in () at /usr/lib/x86_64-linux-gnu/libcuda.so.1 #2 0x00007f1722ace26b in () at /usr/lib/x86_64-linux-gnu/libcuda.so.1 #3 0x00007f1722c16782 in cuMemcpy2D_v2 () at /usr/lib/x86_64-linux-gnu/libcuda.so.1 #4 0x00007f17264a9c4d in generateCUDAImage (decoder=decoder@entry=0x7f16e1665200, index=index@entry=0, frame=frame@entry=0x7f16da2126a0, image_width=image_width@entry=1920, image_height=1080, bytes=) at video.c:2133 #5 0x00007f17264a9f9a in CuvidRenderFrame (frame=0x7f16da2126a0, video_ctx=, decoder=0x7f16e1665200) at video.c:2858 #6 0x00007f17264a9f9a in CuvidSyncRenderFrame (decoder=0x7f16e1665200, video_ctx=, frame=0x7f16da2126a0) at video.c:3469 #7 0x00007f17264b2d70 in CodecVideoDecode (decoder=0x7f16e1665620, avpkt=avpkt@entry=0x7f17266d7f20 ) at codec.c:500 #8 0x00007f17264a408e in VideoDecodeInput (stream=0x7f17266d36c0 ) at softhddev.c:1974 #9 0x00007f17264a7664 in CuvidDisplayHandlerThread () at video.c:3541 #10 0x00007f17264abd8c in VideoDisplayHandlerThread (dummy=) at video.c:4220 #11 0x00007f17318876db in start_thread (arg=0x7f16c37fe700) at pthread_create.c:463 #12 0x00007f172fee288f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 (gdb) bt full #0 0x00007f1722bbaf8c in () at /usr/lib/x86_64-linux-gnu/libcuda.so.1 #1 0x00007f1722ac728d in () at /usr/lib/x86_64-linux-gnu/libcuda.so.1 #2 0x00007f1722ace26b in () at /usr/lib/x86_64-linux-gnu/libcuda.so.1 #3 0x00007f1722c16782 in cuMemcpy2D_v2 () at /usr/lib/x86_64-linux-gnu/libcuda.so.1 #4 0x00007f17264a9c4d in generateCUDAImage (decoder=decoder@entry=0x7f16e1665200, index=index@entry=0, frame=frame@entry=0x7f16da2126a0, image_width=image_width@entry=1920, image_height=1080, bytes=) at video.c:2133 cpy = {srcXInBytes = 0, srcY = 0, srcMemoryType = CU_MEMORYTYPE_DEVICE, srcHost = 0x0, srcDevice = 139734472982528, srcArray = 0x0, srcPitch = 2048, dstXInBytes = 0, dstY = 0, dstMemoryType = CU_MEMORYTYPE_ARRAY, dstHost = 0x0, dstDevice = 0, dstArray = 0x7f16da215510, dstPitch = 0, WidthInBytes = 1920, Height = 1080} n = 0 dummy = 0x0 #5 0x00007f17264a9f9a in CuvidRenderFrame (frame=0x7f16da2126a0, video_ctx=, decoder=0x7f16e1665200) at video.c:2858 w = 1920 h = ist = #6 0x00007f17264a9f9a in CuvidSyncRenderFrame (decoder=0x7f16e1665200, video_ctx=, frame=0x7f16da2126a0) at video.c:3469 #7 0x00007f17264b2d70 in CodecVideoDecode (decoder=0x7f16e1665620, avpkt=avpkt@entry=0x7f17266d7f20 ) at codec.c:500 video_ctx = 0x7f16d85cbcc0 frame = 0x7f16da2126a0 ret = ret1 = got_frame = 1 consumed = 0 pkt = 0x7f17266d7f20 #8 0x00007f17264a408e in VideoDecodeInput (stream=0x7f17266d36c0 ) at softhddev.c:1974 filled = avpkt = 0x7f17266d7f20 saved_size = 1048576 #9 0x00007f17264a7664 in CuvidDisplayHandlerThread () at video.c:3541 i = 0 err = allfull = 0 decoded = 0 filled = nowtime = {tv_sec = 143, tv_nsec = 574923589} decoder = 0x7f16e1665200 #10 0x00007f17264abd8c in VideoDisplayHandlerThread (dummy=) at video.c:4220 #11 0x00007f17318876db in start_thread (arg=0x7f16c37fe700) at pthread_create.c:463 pd = 0x7f16c37fe700 now = ---Type to continue, or q to quit--- unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139735745947392, 3151386629486446771, 139735745945408, 0, 0, 140735666042608, -3056115045412599629, -3056367027658651469}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = #12 0x00007f172fee288f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95