Attachment 119988 Details for Bug 93045 – valgrind log

valgrind log

xwayland.5416 (text/plain), 10.24 KB, created by Olivier Fourdan on 2015-11-20 15:50:03 UTC

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Creator: Olivier Fourdan

Created: 2015-11-20 15:50:03 UTC

Size: 10.24 KB

patch

obsolete

>==5416== Memcheck, a memory error detector
>==5416== Copyright (C) 2002-2015, and GNU GPL'd, by Julian Seward et al.
>==5416== Using Valgrind-3.11.0 and LibVEX; rerun with -h for copyright info
>==5416== Command: /home/ofourdan/local/bin/Xwayland :2 -rootless -listen 38 -listen 39 -wm 40 -terminate
>==5416== Parent PID: 5247
>==5416== 
>==5416== Syscall param msync(start) points to uninitialised byte(s)
>==5416==    at 0x97F8200: __msync_nocancel (in /usr/lib64/libpthread-2.22.so)
>==5416==    by 0x506EEE1: ??? (in /usr/lib64/libunwind.so.8.0.1)
>==5416==    by 0x50729B6: ??? (in /usr/lib64/libunwind.so.8.0.1)
>==5416==    by 0x5072EFD: ??? (in /usr/lib64/libunwind.so.8.0.1)
>==5416==    by 0x5073258: ??? (in /usr/lib64/libunwind.so.8.0.1)
>==5416==    by 0x506F8F0: _ULx86_64_step (in /usr/lib64/libunwind.so.8.0.1)
>==5416==    by 0x50703C2: ??? (in /usr/lib64/libunwind.so.8.0.1)
>==5416==    by 0x506E4C1: backtrace (in /usr/lib64/libunwind.so.8.0.1)
>==5416==    by 0x471931: OsInit (osinit.c:207)
>==5416==    by 0x43BE5B: dix_main (main.c:165)
>==5416==    by 0x9F2B57F: (below main) (in /usr/lib64/libc-2.22.so)
>==5416==  Address 0xffeffe000 is on thread 1's stack
>==5416==  in frame #7, created by backtrace (???:)
>==5416== 
>==5416== Syscall param sendmsg(msg.msg_iov[0]) points to uninitialised byte(s)
>==5416==    at 0x97F8080: __sendmsg_nocancel (in /usr/lib64/libpthread-2.22.so)
>==5416==    by 0x62A3C10: wl_connection_flush.part.4 (connection.c:300)
>==5416==    by 0x62A3480: wl_display_dispatch_queue (wayland-client.c:1559)
>==5416==    by 0x62A379E: wl_display_roundtrip_queue (wayland-client.c:989)
>==5416==    by 0x42306B: xwl_screen_init (xwayland.c:599)
>==5416==    by 0x4385A0: AddScreen (dispatch.c:3864)
>==5416==    by 0x423F6B: InitOutput (xwayland.c:711)
>==5416==    by 0x43BF03: dix_main (main.c:204)
>==5416==    by 0x9F2B57F: (below main) (in /usr/lib64/libc-2.22.so)
>==5416==  Address 0xc69215e is 4,158 bytes inside a block of size 16,424 alloc'd
>==5416==    at 0x4C2A9C7: calloc (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
>==5416==    by 0x62A3D21: wl_connection_create (connection.c:166)
>==5416==    by 0x62A3006: wl_display_connect_to_fd (wayland-client.c:848)
>==5416==    by 0x62A311E: wl_display_connect (wayland-client.c:900)
>==5416==    by 0x422FEA: xwl_screen_init (xwayland.c:579)
>==5416==    by 0x4385A0: AddScreen (dispatch.c:3864)
>==5416==    by 0x423F6B: InitOutput (xwayland.c:711)
>==5416==    by 0x43BF03: dix_main (main.c:204)
>==5416==    by 0x9F2B57F: (below main) (in /usr/lib64/libc-2.22.so)
>==5416== 
>==5416== Invalid write of size 8
>==5416==    at 0x52F1F30: ??? (in /usr/lib64/libpixman-1.so.0.33.4)
>==5416==    by 0x52D63FA: ??? (in /usr/lib64/libpixman-1.so.0.33.4)
>==5416==    by 0x5290B88: pixman_fill (in /usr/lib64/libpixman-1.so.0.33.4)
>==5416==    by 0x4B0593: fbFill (fbfill.c:125)
>==5416==    by 0x49C4BF: fbPolyFillRect (fbfillrect.c:72)
>==5416==    by 0x48D363: glamor_poly_fill_rect_bail (glamor_rects.c:152)
>==5416==    by 0x48D363: glamor_poly_fill_rect (glamor_rects.c:164)
>==5416==    by 0x53BAD7: damagePolyFillRect (damage.c:1194)
>==5416==    by 0x4C1379: miPaintWindow (miexpose.c:540)
>==5416==    by 0x4C103D: miWindowExposures (miexpose.c:394)
>==5416==    by 0x4CE70F: miClearToBackground (miwindow.c:114)
>==5416==    by 0x580BBC: compFreeClientSubwindows (compalloc.c:441)
>==5416==    by 0x57C3B8: FreeCompositeClientSubwindows (compext.c:94)
>==5416==  Address 0x100ef420 is 0 bytes after a block of size 208 alloc'd
>==5416==    at 0x4C28C50: malloc (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
>==5416==    by 0x454F08: AllocatePixmap (pixmap.c:119)
>==5416==    by 0x49F7A7: fbCreatePixmapBpp (fbpixmap.c:53)
>==5416==    by 0x4270CC: xwl_glamor_create_screen_resources (xwayland-glamor.c:238)
>==5416==    by 0x43BFAD: dix_main (main.c:225)
>==5416==    by 0x9F2B57F: (below main) (in /usr/lib64/libc-2.22.so)
>==5416== 
>==5416== Invalid write of size 8
>==5416==    at 0x52F1F37: ??? (in /usr/lib64/libpixman-1.so.0.33.4)
>==5416==    by 0x52D63FA: ??? (in /usr/lib64/libpixman-1.so.0.33.4)
>==5416==    by 0x5290B88: pixman_fill (in /usr/lib64/libpixman-1.so.0.33.4)
>==5416==    by 0x4B0593: fbFill (fbfill.c:125)
>==5416==    by 0x49C4BF: fbPolyFillRect (fbfillrect.c:72)
>==5416==    by 0x48D363: glamor_poly_fill_rect_bail (glamor_rects.c:152)
>==5416==    by 0x48D363: glamor_poly_fill_rect (glamor_rects.c:164)
>==5416==    by 0x53BAD7: damagePolyFillRect (damage.c:1194)
>==5416==    by 0x4C1379: miPaintWindow (miexpose.c:540)
>==5416==    by 0x4C103D: miWindowExposures (miexpose.c:394)
>==5416==    by 0x4CE70F: miClearToBackground (miwindow.c:114)
>==5416==    by 0x580BBC: compFreeClientSubwindows (compalloc.c:441)
>==5416==    by 0x57C3B8: FreeCompositeClientSubwindows (compext.c:94)
>==5416==  Address 0x100ef430 is 16 bytes after a block of size 208 alloc'd
>==5416==    at 0x4C28C50: malloc (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
>==5416==    by 0x454F08: AllocatePixmap (pixmap.c:119)
>==5416==    by 0x49F7A7: fbCreatePixmapBpp (fbpixmap.c:53)
>==5416==    by 0x4270CC: xwl_glamor_create_screen_resources (xwayland-glamor.c:238)
>==5416==    by 0x43BFAD: dix_main (main.c:225)
>==5416==    by 0x9F2B57F: (below main) (in /usr/lib64/libc-2.22.so)
>==5416== 
>
>valgrind: m_mallocfree.c:303 (get_bszB_as_is): Assertion 'bszB_lo == bszB_hi' failed.
>valgrind: Heap block lo/hi size mismatch: lo = 272, hi = 0.
>This is probably caused by your program erroneously writing past the
>end of a heap block and corrupting heap metadata.  If you fix any
>invalid writes reported by Memcheck, this assertion failure will
>probably go away.  Please try that before reporting this as a bug.
>
>
>host stacktrace:
>==5416==    at 0x38083FA8: ??? (in /usr/lib64/valgrind/memcheck-amd64-linux)
>==5416==    by 0x380840C4: ??? (in /usr/lib64/valgrind/memcheck-amd64-linux)
>==5416==    by 0x38084251: ??? (in /usr/lib64/valgrind/memcheck-amd64-linux)
>==5416==    by 0x38091AFC: ??? (in /usr/lib64/valgrind/memcheck-amd64-linux)
>==5416==    by 0x3807D663: ??? (in /usr/lib64/valgrind/memcheck-amd64-linux)
>==5416==    by 0x3807BEF3: ??? (in /usr/lib64/valgrind/memcheck-amd64-linux)
>==5416==    by 0x380800CA: ??? (in /usr/lib64/valgrind/memcheck-amd64-linux)
>==5416==    by 0x3807B48A: ??? (in /usr/lib64/valgrind/memcheck-amd64-linux)
>==5416==    by 0x80A5E962C: ???
>==5416==    by 0x802CB1F2F: ???
>==5416==    by 0x8020083EF: ???
>==5416==    by 0x5290B5F: ??? (in /usr/lib64/libpixman-1.so.0.33.4)
>==5416==    by 0x8020083EF: ???
>==5416==    by 0x1BFF: ???
>==5416==    by 0x5BB0D: ???
>==5416==    by 0x805DD0FFF: ???
>==5416==    by 0x16A32: ???
>
>sched status:
>  running_tid=1
>
>Thread 1: status = VgTs_Runnable (lwpid 5416)
>==5416==    at 0x52F1F3B: ??? (in /usr/lib64/libpixman-1.so.0.33.4)
>==5416==    by 0x52D63FA: ??? (in /usr/lib64/libpixman-1.so.0.33.4)
>==5416==    by 0x5290B88: pixman_fill (in /usr/lib64/libpixman-1.so.0.33.4)
>==5416==    by 0x4B0593: fbFill (fbfill.c:125)
>==5416==    by 0x49C4BF: fbPolyFillRect (fbfillrect.c:72)
>==5416==    by 0x48D363: glamor_poly_fill_rect_bail (glamor_rects.c:152)
>==5416==    by 0x48D363: glamor_poly_fill_rect (glamor_rects.c:164)
>==5416==    by 0x53BAD7: damagePolyFillRect (damage.c:1194)
>==5416==    by 0x4C1379: miPaintWindow (miexpose.c:540)
>==5416==    by 0x4C103D: miWindowExposures (miexpose.c:394)
>==5416==    by 0x4CE70F: miClearToBackground (miwindow.c:114)
>==5416==    by 0x580BBC: compFreeClientSubwindows (compalloc.c:441)
>==5416==    by 0x57C3B8: FreeCompositeClientSubwindows (compext.c:94)
>==5416==    by 0x45BE21: doFreeResource (resource.c:895)
>==5416==    by 0x45D066: FreeClientResources (resource.c:1161)
>==5416==    by 0x4377A1: CloseDownClient (dispatch.c:3427)
>==5416==    by 0x438022: Dispatch (dispatch.c:442)
>==5416==    by 0x43C0F2: dix_main (main.c:300)
>==5416==    by 0x9F2B57F: (below main) (in /usr/lib64/libc-2.22.so)
>
>Thread 2: status = VgTs_WaitSys (lwpid 5417)
>==5416==    at 0x97F4B10: pthread_cond_wait@@GLIBC_2.3.2 (in /usr/lib64/libpthread-2.22.so)
>==5416==    by 0x11F28342: cnd_wait (threads_posix.h:159)
>==5416==    by 0x11F28342: pipe_semaphore_wait (os_thread.h:259)
>==5416==    by 0x11F28342: thread_function (lp_rast.c:805)
>==5416==    by 0x11F281D6: impl_thrd_routine (threads_posix.h:87)
>==5416==    by 0x97EF609: start_thread (in /usr/lib64/libpthread-2.22.so)
>==5416==    by 0xA00DA7C: clone (in /usr/lib64/libc-2.22.so)
>
>Thread 3: status = VgTs_WaitSys (lwpid 5418)
>==5416==    at 0x97F4B10: pthread_cond_wait@@GLIBC_2.3.2 (in /usr/lib64/libpthread-2.22.so)
>==5416==    by 0x11F28342: cnd_wait (threads_posix.h:159)
>==5416==    by 0x11F28342: pipe_semaphore_wait (os_thread.h:259)
>==5416==    by 0x11F28342: thread_function (lp_rast.c:805)
>==5416==    by 0x11F281D6: impl_thrd_routine (threads_posix.h:87)
>==5416==    by 0x97EF609: start_thread (in /usr/lib64/libpthread-2.22.so)
>==5416==    by 0xA00DA7C: clone (in /usr/lib64/libc-2.22.so)
>
>Thread 4: status = VgTs_WaitSys (lwpid 5419)
>==5416==    at 0x97F4B10: pthread_cond_wait@@GLIBC_2.3.2 (in /usr/lib64/libpthread-2.22.so)
>==5416==    by 0x11F28342: cnd_wait (threads_posix.h:159)
>==5416==    by 0x11F28342: pipe_semaphore_wait (os_thread.h:259)
>==5416==    by 0x11F28342: thread_function (lp_rast.c:805)
>==5416==    by 0x11F281D6: impl_thrd_routine (threads_posix.h:87)
>==5416==    by 0x97EF609: start_thread (in /usr/lib64/libpthread-2.22.so)
>==5416==    by 0xA00DA7C: clone (in /usr/lib64/libc-2.22.so)
>
>Thread 5: status = VgTs_WaitSys (lwpid 5420)
>==5416==    at 0x97F4B10: pthread_cond_wait@@GLIBC_2.3.2 (in /usr/lib64/libpthread-2.22.so)
>==5416==    by 0x11F28342: cnd_wait (threads_posix.h:159)
>==5416==    by 0x11F28342: pipe_semaphore_wait (os_thread.h:259)
>==5416==    by 0x11F28342: thread_function (lp_rast.c:805)
>==5416==    by 0x11F281D6: impl_thrd_routine (threads_posix.h:87)
>==5416==    by 0x97EF609: start_thread (in /usr/lib64/libpthread-2.22.so)
>==5416==    by 0xA00DA7C: clone (in /usr/lib64/libc-2.22.so)
>
>
>Note: see also the FAQ in the source distribution.
>It contains workarounds to several common problems.
>In particular, if Valgrind aborted or crashed after
>identifying problems in your program, there's a good chance
>that fixing those problems will prevent Valgrind aborting or
>crashing, especially if it happened in m_mallocfree.c.
>
>If that doesn't help, please report this bug to: www.valgrind.org
>
>In the bug report, send all the above text, the valgrind
>version, and what OS and version you are using.  Thanks.
>

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Attachments on bug 93045: 119988

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