================================================================== ------------[ cut here ]------------ UBSAN: array-index-out-of-bounds in ./include/linux/context_tracking.h:126:25 index 2475582464 is out of range for type 'unsigned long[8]' CPU: 0 UID: 0 PID: 5478 Comm: syz.3.39 Not tainted 6.11.0-rc4-next-20240822-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 ubsan_epilogue lib/ubsan.c:231 [inline] __ubsan_handle_out_of_bounds+0x121/0x150 lib/ubsan.c:429 rcu_is_watching_curr_cpu include/linux/context_tracking.h:126 [inline] rcu_is_watching+0xa5/0xb0 kernel/rcu/tree.c:737 trace_lock_release include/trace/events/lock.h:69 [inline] lock_release+0xbf/0xa30 kernel/locking/lockdep.c:5836 ---[ end trace ]--- Kernel panic - not syncing: UBSAN: panic_on_warn set ... Shutting down cpus with NMI Kernel Offset: disabled Rebooting in 86400 seconds..