rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 0-....: (1 GPs behind) idle=263/1/0x4000000000000000 softirq=178097/178099 fqs=5199
(t=10502 jiffies g=316681 q=38376)
NMI backtrace for cpu 0
CPU: 0 PID: 31971 Comm: syz-executor.0 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:ntfs_lookup_inode_by_name+0x358/0x37b0 fs/ntfs/dir.c:127
Code: 00 00 49 8d 7d 0a 49 8d 5d 0b 48 89 f8 48 c1 e8 03 48 bd 00 00 00 00 00 fc ff df 0f b6 04 28 84 c0 0f 85 0d 06 00 00 48 89 d8 <48> c1 e8 03 0f b6 04 28 84 c0 0f 85 16 06 00 00 41 0f b7 45 0a 4c
RSP: 0018:ffffc90005c4f810 EFLAGS: 00000246
RAX: ffff88805a007e73 RBX: ffff88805a007e73 RCX: 0000000000040000
RDX: ffffc90002b94000 RSI: 000000000003ffff RDI: ffff88805a007e72
RBP: dffffc0000000000 R08: 0000000000000005 R09: ffffffff82aecb7e
R10: 0000000000000002 R11: ffff888021111d00 R12: 1ffff1100b400fd7
R13: ffff88805a007e68 R14: ffff88805a007eba R15: ffff88805a007eb9
load_and_init_usnjrnl+0x109/0x1020 fs/ntfs/super.c:1450
load_system_files fs/ntfs/super.c:2146 [inline]
ntfs_fill_super+0x4c91/0x5f00 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: 0033:0x7f7dc3d7301a
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:00007f7dc12e6fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f7dc3d7301a
RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f7dc12e7000
RBP: 00007f7dc12e7040 R08: 00007f7dc12e7040 R09: 0000000020000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000
R13: 0000000020000100 R14: 00007f7dc12e7000 R15: 0000000020086400
----------------
Code disassembly (best guess):
0: 00 00 add %al,(%rax)
2: 49 8d 7d 0a lea 0xa(%r13),%rdi
6: 49 8d 5d 0b lea 0xb(%r13),%rbx
a: 48 89 f8 mov %rdi,%rax
d: 48 c1 e8 03 shr $0x3,%rax
11: 48 bd 00 00 00 00 00 movabs $0xdffffc0000000000,%rbp
18: fc ff df
1b: 0f b6 04 28 movzbl (%rax,%rbp,1),%eax
1f: 84 c0 test %al,%al
21: 0f 85 0d 06 00 00 jne 0x634
27: 48 89 d8 mov %rbx,%rax
* 2a: 48 c1 e8 03 shr $0x3,%rax <-- trapping instruction
2e: 0f b6 04 28 movzbl (%rax,%rbp,1),%eax
32: 84 c0 test %al,%al
34: 0f 85 16 06 00 00 jne 0x650
3a: 41 0f b7 45 0a movzwl 0xa(%r13),%eax
3f: 4c rex.WR