================================================================== BUG: KCSAN: data-race in uprobe_dispatcher / uprobe_dispatcher write to 0xffff8881402115a8 of 8 bytes by task 21234 on cpu 1: uprobe_dispatcher+0x46/0x670 kernel/trace/trace_uprobe.c:1489 handler_chain kernel/events/uprobes.c:2083 [inline] handle_swbp kernel/events/uprobes.c:2243 [inline] uprobe_notify_resume+0x73a/0x1310 kernel/events/uprobes.c:2309 exit_to_user_mode_loop kernel/entry/common.c:166 [inline] exit_to_user_mode_prepare+0xcb/0x190 kernel/entry/common.c:209 irqentry_exit_to_user_mode+0x5/0x10 kernel/entry/common.c:315 asm_exc_int3+0x31/0x40 arch/x86/include/asm/idtentry.h:567 read to 0xffff8881402115a8 of 8 bytes by task 21227 on cpu 0: uprobe_dispatcher+0x37/0x670 kernel/trace/trace_uprobe.c:1489 handler_chain kernel/events/uprobes.c:2083 [inline] handle_swbp kernel/events/uprobes.c:2243 [inline] uprobe_notify_resume+0x73a/0x1310 kernel/events/uprobes.c:2309 exit_to_user_mode_loop kernel/entry/common.c:166 [inline] exit_to_user_mode_prepare+0xcb/0x190 kernel/entry/common.c:209 irqentry_exit_to_user_mode+0x5/0x10 kernel/entry/common.c:315 asm_exc_int3+0x31/0x40 arch/x86/include/asm/idtentry.h:567 value changed: 0x0000000000002593 -> 0x0000000000002594 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 21227 Comm: syz-executor.4 Not tainted 5.14.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================