================================================================== 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+0xc94/0x2100 kernel/locking/lockdep.c:5198 Read of size 8 at addr 1fffffff8770ecb8 by task udevd/5196 CPU: 1 UID: 0 PID: 5196 Comm: udevd Not tainted 6.14.0-rc2-syzkaller-00041-g4dc1d1bec898 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 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:492 kasan_report+0x143/0x180 mm/kasan/report.c:602 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+0xc94/0x2100 kernel/locking/lockdep.c:5198 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162 __wake_up_common_lock+0x25/0x1e0 kernel/sched/wait.c:105 sock_def_readable+0x20f/0x5a0 net/core/sock.c:3476 __netlink_sendskb net/netlink/af_netlink.c:1268 [inline] netlink_sendskb+0x9e/0x140 net/netlink/af_netlink.c:1274 netlink_unicast+0x39d/0x990 net/netlink/af_netlink.c:1363 netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1892 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:733 ____sys_sendmsg+0x52a/0x7e0 net/socket.c:2573 ___sys_sendmsg net/socket.c:2627 [inline] __sys_sendmsg+0x269/0x350 net/socket.c:2659 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: 0033:0x7fc18e124a4b Code: ff 89 ef 48 89 04 24 e8 22 56 f9 ff 48 8b 04 24 48 83 c4 20 5d c3 c3 64 8b 04 25 18 00 00 00 85 c0 75 20 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 6d 48 8b 15 ae c3 0c 00 f7 d8 64 89 02 48 83 RSP: 002b:00007ffef76f7ad8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00005634b3eee9e0 RCX: 00007fc18e124a4b RDX: 0000000000000000 RSI: 00007ffef76f7ae8 RDI: 0000000000000004 RBP: 00005634b3f28870 R08: 0000000000000001 R09: c31a21acbab5b45e R10: 000000000000010f R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006b R14: 0000000000000000 R15: 0000000000000000 ==================================================================