hyprwm/wlroots-hyprland
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wlroots-hyprland/xwayland
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Dominique Martinet 4a1c9a1925 xwm: fix use-after-free involving parents/children 
Happens when e.g. closing gimp.

==24039==ERROR: AddressSanitizer: heap-use-after-free on address 0x6150001a7a78 at pc 0x7f09b09f1bb2 bp 0x7ffcf0237bf0 sp 0x7ffcf0237be0
WRITE of size 8 at 0x6150001a7a78 thread T0
    #0 0x7f09b09f1bb1 in wl_list_remove ../util/signal.c:55
    #1 0x7f09b094cf03 in xwayland_surface_destroy ../xwayland/xwm.c:295
    #2 0x7f09b0950245 in xwm_handle_destroy_notify ../xwayland/xwm.c:717
    #3 0x7f09b095304a in x11_event_handler ../xwayland/xwm.c:1149
    #4 0x7f09b0c68f01 in wl_event_loop_dispatch src/event-loop.c:641
    #5 0x7f09b0c67601 in wl_display_run src/wayland-server.c:1260
    #6 0x40a2f4 in main ../sway/main.c:433
    #7 0x7f09b011018a in __libc_start_main (/lib64/libc.so.6+0x2318a)
    #8 0x40b749 in _start (/opt/wayland/bin/sway+0x40b749)

0x6150001a7a78 is located 120 bytes inside of 496-byte region [0x6150001a7a00,0x6150001a7bf0)
freed by thread T0 here:
    #0 0x7f09b2b58880 in __interceptor_free (/lib64/libasan.so.5+0xee880)
    #1 0x7f09b094d1a1 in xwayland_surface_destroy ../xwayland/xwm.c:315
    #2 0x7f09b0950245 in xwm_handle_destroy_notify ../xwayland/xwm.c:717
    #3 0x7f09b095304a in x11_event_handler ../xwayland/xwm.c:1149
    #4 0x7f09b0c68f01 in wl_event_loop_dispatch src/event-loop.c:641
    #5 0x7f09b0c67601 in wl_display_run src/wayland-server.c:1260
    #6 0x40a2f4 in main ../sway/main.c:433
    #7 0x7f09b011018a in __libc_start_main (/lib64/libc.so.6+0x2318a)
    #8 0x40b749 in _start (/opt/wayland/bin/sway+0x40b749)

previously allocated by thread T0 here:
    #0 0x7f09b2b58e50 in calloc (/lib64/libasan.so.5+0xeee50)
    #1 0x7f09b094b585 in xwayland_surface_create ../xwayland/xwm.c:119
    #2 0x7f09b0950151 in xwm_handle_create_notify ../xwayland/xwm.c:706
    #3 0x7f09b0953032 in x11_event_handler ../xwayland/xwm.c:1146
    #4 0x7f09b0c68f01 in wl_event_loop_dispatch src/event-loop.c:641
    #5 0x7f09b0c67601 in wl_display_run src/wayland-server.c:1260
    #6 0x40a2f4 in main ../sway/main.c:433
    #7 0x7f09b011018a in __libc_start_main (/lib64/libc.so.6+0x2318a)
    #8 0x40b749 in _start (/opt/wayland/bin/sway+0x40b749)
2018-06-25 17:28:44 +09:00
..
selection xwayland/selection: fix little memory leak on error 2018-04-26 15:59:58 +01:00
meson.build xwayland: refactor selection code 2018-04-03 12:56:54 -04:00
sockets.c Reformat all #include directives 2018-02-12 21:29:23 +01:00
sockets.h xwayland: move & split internal header file 2017-08-23 22:03:49 +02:00
xwayland.c Remove unused argument 2018-05-19 23:39:51 +12:00
xwm.c xwm: fix use-after-free involving parents/children 2018-06-25 17:28:44 +09:00