https://bugs.freedesktop.org/show_bug.cgi?id=102358 --- Comment #22 from haro41@gmx.de --- Created attachment 134297 --> https://bugs.freedesktop.org/attachment.cgi?id=134297&action=edit debug log: concurrent waiting in xcb_wait_for_special_event() This command's are used for logging (all in 'src/loader/loader_dri3_helper.c'): printf("%4x =>dri3_handle_present_event: XCB_PRESENT_COMPLETE_NOTIFY: serial:%u \n", (uint16_t)pthread_self(), ce->serial); printf("%4x =>dri3_handle_present_event: XCB_PRESENT_EVENT_IDLE_NOTIFY: pixmap:%u \n", (uint16_t)pthread_self(), ie->pixmap); printf("%4x =>xcb_wait_for_special_event in dri3_wait_for_event: send_sbc:%lu recv_sbc:%lu\n", (uint16_t)pthread_self(), draw->send_sbc, draw->recv_sbc); printf("%4x =>xcb_wait_for_special_event in dri3_find_back: send_sbc:%lu recv_sbc:%lu\n", (uint16_t)pthread_self(), draw->send_sbc, draw->recv_sbc); printf("%4x =>loader_dri3_swapbuffer_barrier: send_sbc:%lu recv_sbc:%lu\n", (uint16_t)pthread_self(), draw->send_sbc, draw->recv_sbc); '9240' is obviously the main thread. -- You are receiving this mail because: You are the assignee for the bug.