. Thread 6 (LWP 1082): #0 0x00007f7ba35594e3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81 No locals. #1 0x00007f7ba1c93b88 in ?? () No symbol table info available. #2 0x00007f7ba0fb17f0 in ?? () No symbol table info available. #3 0x00007f7ba0fb14d0 in ?? () No symbol table info available. #4 0x00007f7ba129d980 in typeinfo for std::basic_streambuf > () from /tmp/apport_sandbox_xBPV3N/usr/lib/x86_64-linux-gnu/libstdc++.so.6 No symbol table info available. #5 0x00007f7ba0fb1640 in ?? () No symbol table info available. #6 0x00007f7ba0fb1630 in ?? () No symbol table info available. #7 0x00007f7ba179e9c9 in InlineMergeFromCodedStream (message=0x7f7ba0fb1b80, input=0x7f7ba78252a0) at google/protobuf/message_lite.cc:122 No locals. #8 InlineParseFromCodedStream (message=0x7f7ba0fb1b80, input=0x7f7ba78252a0) at google/protobuf/message_lite.cc:132 No locals. #9 google::protobuf::MessageLite::ParseFromCodedStream (this=0x7f7ba0fb1b80, input=0x7f7ba78252a0) at google/protobuf/message_lite.cc:161 No locals. #10 0x00007f7ba179eb90 in ~CodedInputStream (this=0x7f7ba0fb14d0, __in_chrg=) at ./google/protobuf/io/coded_stream.h:1089 No locals. #11 google::protobuf::MessageLite::ParseFromZeroCopyStream (this=, input=) at google/protobuf/message_lite.cc:170 decoder = {input_ = 0x7f7ba0fb1530, buffer_ = 0x0, buffer_end_ = 0x0, total_bytes_read_ = 9, overflow_bytes_ = 0, last_tag_ = 0, legitimate_message_end_ = true, aliasing_enabled_ = false, current_limit_ = -1594157776, buffer_size_after_limit_ = 32635, total_bytes_limit_ = 0, total_bytes_warning_threshold_ = 32635, recursion_depth_ = -1585419071, recursion_limit_ = 32635, extension_pool_ = 0x100000000, extension_factory_ = 0x7f7b9c000020, static kDefaultTotalBytesLimit = 67108864, static kDefaultTotalBytesWarningThreshold = 33554432, static kDefaultRecursionLimit = 64} #12 0x00007f7ba78d5178 in ?? () No symbol table info available. #13 0x00007f7ba78d5188 in ?? () No symbol table info available. #14 0x00007f7b9c0019a0 in ?? () No symbol table info available. #15 0x0000000000000004 in ?? () No symbol table info available. #16 0x00007f7ba34e24d0 in __GI___libc_malloc (bytes=1) at malloc.c:2859 ar_ptr = 0x28 victim = 0x80 __func__ = "__libc_malloc" #17 0x00007f7ba78d5178 in ?? () No symbol table info available. #18 0x00007f7ba4850c40 in ?? () from /tmp/apport_sandbox_xBPV3N/lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #19 0x00007f7b9c0019a0 in ?? () No symbol table info available. #20 0x0000000000000004 in ?? () No symbol table info available. #21 0x00007f7ba1c7df41 in ?? () No symbol table info available. #22 0x00007f7ba0fb15f0 in ?? () No symbol table info available. #23 0x0000030000000556 in ?? () No symbol table info available. #24 0x0000000000000004 in ?? () No symbol table info available. #25 0x00007f7b9c001888 in ?? () No symbol table info available. #26 0x00007f7ba78d4ed8 in ?? () No symbol table info available. #27 0x00007f7b9c001870 in ?? () No symbol table info available. #28 0x0000030000000556 in ?? () No symbol table info available. #29 0x00007f7ba4850c40 in ?? () from /tmp/apport_sandbox_xBPV3N/lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #30 0x00007f7b9c0011e0 in ?? () No symbol table info available. #31 0x00007f7ba78d4ed8 in ?? () No symbol table info available. #32 0x0000000000000004 in ?? () No symbol table info available. #33 0x00007f7ba1c84735 in ?? () No symbol table info available. #34 0x00007f7b9c001888 in ?? () No symbol table info available. #35 0x00007f7ba1ebcaa1 in memcpy (__len=, __src=, __dest=0x7f7ba78d5198) at /usr/include/x86_64-linux-gnu/bits/string3.h:51 No locals. #36 xmir_post_to_eventloop (handler=0x7f7ba78d5188, msg=) at ../../../../hw/xfree86/xmir/xmir-thread-proxy.c:96 total_size = 0 __PRETTY_FUNCTION__ = "xmir_post_to_eventloop" #37 0x00007f7ba1ebbfc0 in handle_buffer_received (surf=, ctx=) at ../../../../hw/xfree86/xmir/xmir-window.c:90 win = 0x7f7ba7864ed0 xmir = #38 0x00007f7ba1c8487b in ?? () No symbol table info available. #39 0x00007f7ba803a850 in ?? () No symbol table info available. #40 0x00007f7ba1061209 in __gthread_cond_broadcast (__cond=) at /build/buildd/gcc-4.8-4.8.1/build/x86_64-linux-gnu/libstdc++-v3/include/x86_64-linux-gnu/bits/gthr-default.h:852 No locals. #41 std::condition_variable::notify_all (this=) at ../../../../../src/libstdc++-v3/src/c++11/condition_variable.cc:72 No locals. #42 0x0000000000000000 in ?? () No symbol table info available. . Thread 5 (LWP 1084): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 No locals. #1 0x00007f7ba0513321 in __run__ (arg=0x7f7ba7824c00) at ../../../src/sna/sna_threads.c:57 t = 0x7f7ba7824c00 signals = {__val = {18446744067267100671, 18446744073709551615 }} #2 0x00007f7ba484bf6e in start_thread (arg=0x7f7b9b7fe700) at pthread_create.c:311 __res = pd = 0x7f7b9b7fe700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140168866555648, 4715103704239324978, 0, 140169033556064, 140169017906976, 4096, -4640854782503796942, -4640923273247441102}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #3 0x00007f7ba3558e2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113 No locals. . Thread 4 (LWP 1086): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 No locals. #1 0x00007f7ba0513321 in __run__ (arg=0x7f7ba7824ce0) at ../../../src/sna/sna_threads.c:57 t = 0x7f7ba7824ce0 signals = {__val = {18446744067267100671, 18446744073709551615 }} #2 0x00007f7ba484bf6e in start_thread (arg=0x7f7b9a7fc700) at pthread_create.c:311 __res = pd = 0x7f7b9a7fc700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140168849770240, 4715103704239324978, 0, 140169033556064, 140169017906976, 4096, -4640856984748277966, -4640923273247441102}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #3 0x00007f7ba3558e2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113 No locals. . Thread 3 (LWP 1085): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 No locals. #1 0x00007f7ba0513321 in __run__ (arg=0x7f7ba7824c70) at ../../../src/sna/sna_threads.c:57 t = 0x7f7ba7824c70 signals = {__val = {18446744067267100671, 18446744073709551615 }} #2 0x00007f7ba484bf6e in start_thread (arg=0x7f7b9affd700) at pthread_create.c:311 __res = pd = 0x7f7b9affd700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140168858162944, 4715103704239324978, 0, 140169033556064, 140169017906976, 4096, -4640858081575551182, -4640923273247441102}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #3 0x00007f7ba3558e2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113 No locals. . Thread 2 (LWP 1083): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 No locals. #1 0x00007f7ba0513321 in __run__ (arg=0x7f7ba7824b90) at ../../../src/sna/sna_threads.c:57 t = 0x7f7ba7824b90 signals = {__val = {18446744067267100671, 18446744073709551615 }} #2 0x00007f7ba484bf6e in start_thread (arg=0x7f7b9bfff700) at pthread_create.c:311 __res = pd = 0x7f7b9bfff700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140168874948352, 4715103704239324978, 0, 140169033556064, 140169017906976, 4096, -4640855883626037454, -4640923273247441102}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #3 0x00007f7ba3558e2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113 No locals. . Thread 1 (LWP 1081): #0 0x00007f7ba3495f77 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56 resultvar = 0 pid = 1081 selftid = 1081 #1 0x00007f7ba34995e8 in __GI_abort () at abort.c:90 save_stage = 2 act = {__sigaction_handler = {sa_handler = 0x7f7ba5b80200 , sa_sigaction = 0x7f7ba5b80200 }, sa_mask = {__val = {140169038002312, 140735079364344, 140169031375989, 5, 0, 0, 140168997002472, 1, 140735079364344, 140169068067536, 140169031403269, 0, 18446744073709551615, 140169037973984, 140735079364128, 0}}, sa_flags = 0, sa_restorer = 0x7f7ba5721980} sigs = {__val = {32, 0 }} #2 0x00007f7ba58eba2e in OsAbort () at ../../os/utils.c:1299 No locals. #3 0x00007f7ba57d7cfc in ddxGiveUp (error=EXIT_ERR_ABORT) at ../../../../hw/xfree86/common/xf86Init.c:1112 i = #4 0x00007f7ba58f0932 in AbortServer () at ../../os/log.c:767 No locals. #5 0x00007f7ba58f1638 in FatalError (f=f@entry=0x7f7ba591b188 "Caught signal %d (%s). Server aborting\n") at ../../os/log.c:908 args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fff7069b7e0, reg_save_area = 0x7fff7069b710}} args2 = {{gp_offset = 8, fp_offset = 48, overflow_arg_area = 0x7fff7069b7e0, reg_save_area = 0x7fff7069b710}} beenhere = 1 #6 0x00007f7ba58e985c in OsSigHandler (signo=11, sip=, unused=) at ../../os/osinit.c:147 unused = sip = signo = 11 #7 No locals. #8 sna_crtc_disable_shadow (crtc=, crtc=, sna=0x7f7ba566a000) at ../../../src/sna/sna_display.c:882 No locals. #9 sna_mode_close (sna=sna@entry=0x7f7ba566a000) at ../../../src/sna/sna_display.c:3190 xf86_config = 0x7f7ba782bad0 i = 0 #10 0x00007f7ba04ec530 in sna_early_close_screen (screen=0x7f7ba783c0f0) at ../../../src/sna/sna_driver.c:751 scrn = 0x7f7ba783ac40 #11 0x00007f7ba5809f37 in xf86CrtcCloseScreen (screen=0x7f7ba783c0f0) at ../../../../hw/xfree86/modes/xf86Crtc.c:732 scrn = config = 0x7f7ba782bad0 o = c = #12 0x00007f7ba582707e in CursorCloseScreen (pScreen=0x7f7ba783c0f0) at ../../xfixes/cursor.c:193 ret = close_proc = display_proc = #13 0x00007f7ba586df06 in AnimCurCloseScreen (pScreen=) at ../../render/animcur.c:106 ret = #14 0x00007f7ba5788537 in main (argc=11, argv=0x7fff7069bfd8, envp=) at ../../dix/main.c:351 i = 0 alwaysCheckForInput = {0, 1}