IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-...D } 2683 jiffies s: 2093 root: 0x2/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 5368 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller-g44c026a73be8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 RIP: 0010:mark_lock.part.0+0x87/0x1970 kernel/locking/lockdep.c:4610 Code: 00 f2 f2 f2 c7 40 0c 00 f2 f2 f2 c7 40 14 00 00 00 f3 c7 40 18 f3 f3 f3 f3 65 48 8b 04 25 28 00 00 00 48 89 84 24 30 01 00 00 <31> c0 41 83 fd 08 0f 84 f9 00 00 00 bd 01 00 00 00 44 89 e9 d3 e5 RSP: 0018:ffffc900001e0970 EFLAGS: 00000016 RAX: 2c1bfc3124f7e000 RBX: 1ffff9200003c135 RCX: 1ffffffff22a522e RDX: dffffc0000000000 RSI: ffff88807e2d4670 RDI: ffff88807e2d3b80 RBP: 0000000000000040 R08: 0000000000000000 R09: ffffffff91528d07 R10: 0000000000000001 R11: 0000000000000000 R12: ffff88807e2d4670 R13: 0000000000000008 R14: 0000000000000001 R15: dffffc0000000000 FS: 0000555556d1b400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000600 CR3: 000000002a83f000 CR4: 0000000000350ee0 Call Trace: mark_lock kernel/locking/lockdep.c:4615 [inline] mark_usage kernel/locking/lockdep.c:4572 [inline] __lock_acquire+0x8c4/0x5df0 kernel/locking/lockdep.c:5028 lock_acquire kernel/locking/lockdep.c:5691 [inline] lock_acquire+0x1b1/0x520 kernel/locking/lockdep.c:5656 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x3d/0x60 kernel/locking/spinlock.c:162 debug_object_deactivate lib/debugobjects.c:763 [inline] debug_object_deactivate+0x105/0x300 lib/debugobjects.c:751 debug_hrtimer_deactivate kernel/time/hrtimer.c:425 [inline] debug_deactivate kernel/time/hrtimer.c:481 [inline] __run_hrtimer kernel/time/hrtimer.c:1653 [inline] __hrtimer_run_queues+0x3f3/0xbe0 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x320/0x7b0 kernel/time/hrtimer.c:1811 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1095 [inline] __sysvec_apic_timer_interrupt+0x14a/0x430 arch/x86/kernel/apic/apic.c:1112 sysvec_apic_timer_interrupt+0x92/0xc0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 kernel/locking/spinlock.c:202 Code: 90 f3 0f 1e fa 55 48 8b 74 24 08 48 89 fd 48 83 c7 18 e8 ba cc 52 f7 48 89 ef e8 e2 3a 53 f7 e8 5d c7 77 f7 fb bf 01 00 00 00 b2 11 45 f7 65 8b 05 d3 a3 f0 75 85 c0 74 02 5d c3 e8 a0 71 ed RSP: 0018:ffffc900057afcd0 EFLAGS: 00000206 RAX: 0000000000000a09 RBX: ffff88807e2d3b80 RCX: 1ffffffff1cf48f9 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffff888026e05340 R08: 0000000000000001 R09: 0000000000000001 R10: fffffbfff1cf4f02 R11: 0000000000000000 R12: 1ffff92000af5fa0 R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000 spin_unlock_irq include/linux/spinlock.h:400 [inline] acct_collect+0x63d/0x860 kernel/acct.c:590 do_exit+0xee1/0x2960 kernel/exit.c:850 do_group_exit+0xd4/0x2a0 kernel/exit.c:1021 __do_sys_exit_group kernel/exit.c:1032 [inline] __se_sys_exit_group kernel/exit.c:1030 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1030 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fee8bc878d9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007ffd19da4f08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007fee8bc878d9 RDX: 00007fee8bc3a51b RSI: ffffffffffffffbc RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000001b31f2008c R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffd19da4ff0