rcu: INFO: rcu_preempt self-detected stall on CPU rcu: 0-....: (10499 ticks this GP) idle=df1/1/0x4000000000000000 softirq=375088/375088 fqs=5194 (t=10500 jiffies g=621541 q=1455) NMI backtrace for cpu 0 CPU: 0 PID: 5528 Comm: syz-executor.1 Not tainted 5.15.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1dc/0x2d8 lib/dump_stack.c:106 nmi_cpu_backtrace+0x45f/0x490 lib/nmi_backtrace.c:105 nmi_trigger_cpumask_backtrace+0x16a/0x280 lib/nmi_backtrace.c:62 trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline] rcu_dump_cpu_stacks+0x22d/0x390 kernel/rcu/tree_stall.h:343 print_cpu_stall kernel/rcu/tree_stall.h:627 [inline] check_cpu_stall kernel/rcu/tree_stall.h:711 [inline] rcu_pending kernel/rcu/tree.c:3878 [inline] rcu_sched_clock_irq+0x1e33/0x2bc0 kernel/rcu/tree.c:2597 update_process_times+0x197/0x200 kernel/time/timer.c:1785 tick_sched_handle kernel/time/tick-sched.c:226 [inline] tick_sched_timer+0x27d/0x420 kernel/time/tick-sched.c:1421 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x4cb/0xa60 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x3b3/0x1040 kernel/time/hrtimer.c:1811 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1086 [inline] __sysvec_apic_timer_interrupt+0xf9/0x270 arch/x86/kernel/apic/apic.c:1103 sysvec_apic_timer_interrupt+0x8c/0xb0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 RIP: 0010:__kasan_check_read+0x6/0x10 mm/kasan/shadow.c:31 Code: 0c 31 db 48 c7 c7 50 79 3f 8c 4c 89 fe 31 c0 e8 d8 76 99 ff eb d3 cc cc cc cc cc cc cc cc cc cc cc cc cc cc 89 f6 48 8b 0c 24 <31> d2 e9 63 ee ff ff 0f 1f 00 89 f6 48 8b 0c 24 ba 01 00 00 00 e9 RSP: 0018:ffffc900098c7828 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffff888071873810 RCX: ffffffff82aec937 RDX: ffffc9000b4a5000 RSI: 0000000000000008 RDI: ffff888071873810 RBP: ffff888071873870 R08: ffffffff82b3f371 R09: ffffc9000a451000 R10: 0000000000000002 R11: ffff888085138000 R12: 0000000000000000 R13: ffff88806fc29600 R14: ffff88806fc29652 R15: ffff88806fc29652 instrument_atomic_read include/linux/instrumented.h:71 [inline] test_bit include/asm-generic/bitops/instrumented-non-atomic.h:134 [inline] NVolCaseSensitive fs/ntfs/volume.h:158 [inline] ntfs_lookup_inode_by_name+0x14d7/0x37b0 fs/ntfs/dir.c:451 check_windows_hibernation_status+0xfc/0x6e0 fs/ntfs/super.c:1274 load_system_files fs/ntfs/super.c:1989 [inline] ntfs_fill_super+0x4133/0x5f00 fs/ntfs/super.c:2891 mount_bdev+0x26c/0x3a0 fs/super.c:1370 legacy_get_tree+0xea/0x180 fs/fs_context.c:610 vfs_get_tree+0x86/0x270 fs/super.c:1500 do_new_mount fs/namespace.c:2988 [inline] path_mount+0x1986/0x2c30 fs/namespace.c:3318 do_mount fs/namespace.c:3331 [inline] __do_sys_mount fs/namespace.c:3539 [inline] __se_sys_mount+0x308/0x3c0 fs/namespace.c:3516 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f3c7325701a Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3c707cafa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f3c7325701a RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f3c707cb000 RBP: 00007f3c707cb040 R08: 00007f3c707cb040 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 R13: 0000000020000100 R14: 00007f3c707cb000 R15: 000000002007dd00 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 31 db xor %ebx,%ebx 2: 48 c7 c7 50 79 3f 8c mov $0xffffffff8c3f7950,%rdi 9: 4c 89 fe mov %r15,%rsi c: 31 c0 xor %eax,%eax e: e8 d8 76 99 ff callq 0xff9976eb 13: eb d3 jmp 0xffffffe8 15: cc int3 16: cc int3 17: cc int3 18: cc int3 19: cc int3 1a: cc int3 1b: cc int3 1c: cc int3 1d: cc int3 1e: cc int3 1f: cc int3 20: cc int3 21: cc int3 22: cc int3 23: 89 f6 mov %esi,%esi 25: 48 8b 0c 24 mov (%rsp),%rcx * 29: 31 d2 xor %edx,%edx <-- trapping instruction 2b: e9 63 ee ff ff jmpq 0xffffee93 30: 0f 1f 00 nopl (%rax) 33: 89 f6 mov %esi,%esi 35: 48 8b 0c 24 mov (%rsp),%rcx 39: ba 01 00 00 00 mov $0x1,%edx 3e: e9 .byte 0xe9