rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2673 jiffies s: 79273 root: 0x1/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 14549 Comm: syz-executor Not tainted 6.10.0-syzkaller-12562-g1722389b0d86 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:hlock_class kernel/locking/lockdep.c:222 [inline]
RIP: 0010:mark_lock+0x61/0x350 kernel/locking/lockdep.c:4655
Code: 85 8a 02 00 00 31 ed f6 43 02 03 40 0f 94 c5 83 f5 09 eb 0b 89 d5 83 fa 20 0f 83 d9 02 00 00 41 be 01 00 00 00 89 e9 41 d3 e6 <49> 8d 5f 20 48 89 d8 48 c1 e8 03 42 0f b6 04 28 84 c0 0f 85 30 02
RSP: 0018:ffffc90000007a28 EFLAGS: 00000083
RAX: 0000000000000001 RBX: 1ffff11004456525 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8880222b2908 RDI: ffff8880222b1e00
RBP: 0000000000000000 R08: ffffffff9351e80f R09: 1ffffffff26a3d01
R10: dffffc0000000000 R11: fffffbfff26a3d02 R12: ffff8880222b1e00
R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8880222b2908
FS:  0000555585a15500(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8343069387 CR3: 0000000051556000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 mark_usage kernel/locking/lockdep.c:4563 [inline]
 __lock_acquire+0xbb7/0x2040 kernel/locking/lockdep.c:5096
 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5759
 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:119 [inline]
 _raw_spin_lock_irq+0xd3/0x120 kernel/locking/spinlock.c:170
 __run_hrtimer kernel/time/hrtimer.c:1693 [inline]
 __hrtimer_run_queues+0x670/0xd50 kernel/time/hrtimer.c:1753
 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1815
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
 __sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1049
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
 sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:_compound_head include/linux/page-flags.h:240 [inline]
RIP: 0010:validate_page_before_insert+0x2e/0x2e0 mm/memory.c:2025
Code: 56 41 55 41 54 53 49 89 f7 49 89 fe 48 bd 00 00 00 00 00 fc ff df e8 61 b3 b0 ff 49 8d 5f 08 48 89 d8 48 c1 e8 03 80 3c 28 00 <74> 08 48 89 df e8 b8 eb 17 00 4c 8b 23 4c 89 e6 48 83 e6 01 31 ff
RSP: 0018:ffffc900098478e8 EFLAGS: 00000246
RAX: 1ffffd4000287a01 RBX: ffffea000143d008 RCX: ffff8880222b1e00
RDX: 0000000000000000 RSI: ffffea000143d000 RDI: ffff88804fc22d90
RBP: dffffc0000000000 R08: ffffffff81e0505d R09: 1ffffffff1fef31d
R10: dffffc0000000000 R11: fffffbfff1fef31e R12: 1ffff92001308f2c
R13: 1ffff92001308f30 R14: ffff88804fc22d90 R15: ffffea000143d000
 insert_page mm/memory.c:2069 [inline]
 vm_insert_page+0x3e5/0x710 mm/memory.c:2226
 kcov_mmap+0xda/0x140 kernel/kcov.c:496
 call_mmap include/linux/fs.h:2129 [inline]
 mmap_region+0xe8f/0x2090 mm/mmap.c:2957
 do_mmap+0x8f9/0x1010 mm/mmap.c:1468
 vm_mmap_pgoff+0x1dd/0x3d0 mm/util.c:588
 ksys_mmap_pgoff+0x4f1/0x720 mm/mmap.c:1514
 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: 0033:0x7fe7175772d3
Code: f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 89 ca 41 f7 c1 ff 0f 00 00 75 14 b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 25 c3 0f 1f 40 00 48 c7 c0 a8 ff ff ff 64 c7
RSP: 002b:00007ffcfe69f948 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007fe717705f40 RCX: 00007fe7175772d3
RDX: 0000000000000003 RSI: 0000000000800000 RDI: 00007fe715a01000
RBP: 00007fe715a00000 R08: 00000000000000d7 R09: 0000000000000000
R10: 0000000000000011 R11: 0000000000000246 R12: 000000000000000c
R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000009
 </TASK>