rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-...D } 2685 jiffies s: 777 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: 5159 Comm: syz-executor.0 Not tainted 6.8.0-rc1-next-20240129-syzkaller-g596764183be8 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
RIP: 0010:task_irq_context kernel/locking/lockdep.c:4608 [inline]
RIP: 0010:__lock_acquire+0x33d/0x3b30 kernel/locking/lockdep.c:5074
Code: 04 24 41 0f 95 c4 45 01 e4 48 8d b0 bc 0a 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 f2 48 89 74 24 48 48 c1 ea 03 0f b6 14 02 <48> 89 f0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 bd 10 00 00 48
RSP: 0018:ffffc90000a08b40 EFLAGS: 00000803
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000002
RDX: 0000000000000000 RSI: ffff88801abd8abc RDI: ffff88801abd8b30
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
R10: 000000000000000a R11: 0000000000000002 R12: 0000000000000002
R13: 0000000000000000 R14: ffff88801abd8b28 R15: 0000000000000021
FS:  00007f575d5b26c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000050de10 CR3: 000000007f970000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 lock_acquire kernel/locking/lockdep.c:5754 [inline]
 lock_acquire+0x1b1/0x540 kernel/locking/lockdep.c:5719
 rcu_lock_acquire include/linux/rcupdate.h:298 [inline]
 rcu_read_lock include/linux/rcupdate.h:750 [inline]
 advance_sched+0x67f/0xc60 net/sched/sch_taprio.c:996
 __run_hrtimer kernel/time/hrtimer.c:1689 [inline]
 __hrtimer_run_queues+0x20c/0xc20 kernel/time/hrtimer.c:1753
 hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1815
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline]
 __sysvec_apic_timer_interrupt+0x10f/0x410 arch/x86/kernel/apic/apic.c:1082
 sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1076
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x80 kernel/locking/spinlock.c:194
Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 b6 3d ac f6 48 89 df e8 1e b9 ac f6 f7 c5 00 02 00 00 75 23 9c 58 f6 c4 02 75 37 <bf> 01 00 00 00 e8 f5 ff 9d f6 65 8b 05 c6 6b 44 75 85 c0 74 16 5b
RSP: 0018:ffffc900042c70c0 EFLAGS: 00000246
RAX: 0000000000000002 RBX: ffff88802da072e8 RCX: 1ffffffff27a89cd
RDX: 0000000000000000 RSI: ffffffff8b0cbe80 RDI: ffffffff8b6edcc0
RBP: 0000000000000246 R08: 0000000000000001 R09: fffffbfff279f210
R10: ffffffff93cf9087 R11: 0000000000000004 R12: 7fffffffffffffff
R13: 0000000000000002 R14: 0000000000000009 R15: 0000000000000000
 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
 taprio_change+0x2915/0x38e0 net/sched/sch_taprio.c:1993
 taprio_init+0x6b1/0x940 net/sched/sch_taprio.c:2134
 qdisc_create+0x4f3/0x10c0 net/sched/sch_api.c:1355
 tc_modify_qdisc+0x4d8/0x1c40 net/sched/sch_api.c:1776
 rtnetlink_rcv_msg+0x3c7/0xe10 net/core/rtnetlink.c:6615
 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2543
 netlink_unicast_kernel net/netlink/af_netlink.c:1341 [inline]
 netlink_unicast+0x542/0x820 net/netlink/af_netlink.c:1367
 netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1908
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg net/socket.c:745 [inline]
 ____sys_sendmsg+0xab5/0xc90 net/socket.c:2584
 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638
 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd2/0x260 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x454b09
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 b4 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f575d5b20f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 0000000000454b09
RDX: 0000000000000000 RSI: 00000000200007c0 RDI: 0000000000000004
RBP: 0000000000000a44 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004e4d00
R13: 00007f575d5b2674 R14: 000000000054bf00 R15: 000000000050de00
 </TASK>