================================================================== BUG: KASAN: wild-memory-access in instrument_atomic_read include/linux/instrumented.h:68 [inline] BUG: KASAN: wild-memory-access in _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] BUG: KASAN: wild-memory-access in __lock_acquire+0xc8b/0x2050 kernel/locking/lockdep.c:5172 Read of size 8 at addr 1fffffff87715c68 by task syz-executor/10234 CPU: 0 UID: 0 PID: 10234 Comm: syz-executor Not tainted 6.12.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 print_report+0xe8/0x550 mm/kasan/report.c:491 kasan_report+0x143/0x180 mm/kasan/report.c:601 kasan_check_range+0x282/0x290 mm/kasan/generic.c:189 instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] __lock_acquire+0xc8b/0x2050 kernel/locking/lockdep.c:5172 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5825 _raw_spin_lock_nested+0x31/0x40 kernel/locking/spinlock.c:378 raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:598 _double_lock_balance kernel/sched/sched.h:2984 [inline] double_lock_balance kernel/sched/sched.h:3029 [inline] find_lock_lowest_rq+0x1e1/0x670 kernel/sched/rt.c:1924 push_rt_task+0x13f/0x7e0 kernel/sched/rt.c:2057 push_rt_tasks kernel/sched/rt.c:2107 [inline] task_woken_rt+0x14c/0x220 kernel/sched/rt.c:2407 ttwu_do_activate+0x30c/0x760 kernel/sched/core.c:3692 ttwu_queue kernel/sched/core.c:3953 [inline] try_to_wake_up+0x8d6/0x14b0 kernel/sched/core.c:4281 signal_wake_up_state+0xb4/0x120 kernel/signal.c:772 signal_wake_up include/linux/sched/signal.h:447 [inline] complete_signal+0xb36/0xcf0 kernel/signal.c:1054 __send_signal_locked+0xb1b/0xdc0 kernel/signal.c:1184 do_send_sig_info kernel/signal.c:1300 [inline] group_send_sig_info+0x292/0x310 kernel/signal.c:1450 __kill_pgrp_info kernel/signal.c:1466 [inline] kill_something_info kernel/signal.c:1616 [inline] __do_sys_kill kernel/signal.c:3839 [inline] __se_sys_kill+0x431/0x5d0 kernel/signal.c:3833 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff8f9b1a2a7 Code: 48 83 c4 08 c3 66 0f 1f 44 00 00 48 c7 c2 a8 ff ff ff 64 89 02 b8 ff ff ff ff eb e4 0f 1f 80 00 00 00 00 b8 3e 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc5812c9b8 EFLAGS: 00000297 ORIG_RAX: 000000000000003e RAX: ffffffffffffffda RBX: 00000000000004de RCX: 00007ff8f9b1a2a7 RDX: 0000000000000adc RSI: 0000000000000009 RDI: 00000000fffffb22 RBP: 00007ffc5812c9ec R08: 0000000036689b91 R09: 7fffffffffffffff R10: 00007ff8faa370b8 R11: 0000000000000297 R12: 0000000000000064 R13: 00000000001695c4 R14: 00000000001694e5 R15: 00007ffc5812ca40 ==================================================================