rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-...D } 2665 jiffies s: 797 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: 5149 Comm: syz-executor.0 Not tainted 6.7.0-rc1-next-20231116-syzkaller-01745-gf31817cbcf48 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 RIP: 0010:__lock_release kernel/locking/lockdep.c:5439 [inline] RIP: 0010:lock_release+0x250/0x6a0 kernel/locking/lockdep.c:5773 Code: e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 03 04 00 00 8b 53 24 85 d2 0f 85 96 03 00 00 48 8d 7b 22 48 b8 00 00 00 00 00 fc ff df <48> 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 RSP: 0018:ffffc900001f0c10 EFLAGS: 00000046 RAX: dffffc0000000000 RBX: ffff88802743c6b8 RCX: ffffc900001f0c60 RDX: 0000000000000000 RSI: ffffffff9296d498 RDI: ffff88802743c6da RBP: 1ffff9200003e184 R08: 0000000000000000 R09: fffffbfff1e31c22 R10: ffffffff8f18e117 R11: 0000000000000003 R12: ffffffff9296d498 R13: 0000000000000004 R14: ffff88802743c638 R15: ffff88802743bb80 FS: 00007fe25a1c76c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f84a86e1095 CR3: 000000001df94000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:149 [inline] _raw_spin_unlock_irqrestore+0x1a/0x70 kernel/locking/spinlock.c:194 debug_object_activate+0x27f/0x490 lib/debugobjects.c:745 debug_hrtimer_activate kernel/time/hrtimer.c:422 [inline] debug_activate kernel/time/hrtimer.c:477 [inline] enqueue_hrtimer+0x25/0x320 kernel/time/hrtimer.c:1087 __run_hrtimer kernel/time/hrtimer.c:1705 [inline] __hrtimer_run_queues+0xa0f/0xc20 kernel/time/hrtimer.c:1752 hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1814 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline] __sysvec_apic_timer_interrupt+0x10c/0x410 arch/x86/kernel/apic/apic.c:1082 sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1076 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x70 kernel/locking/spinlock.c:194 Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 f6 c8 e3 f6 48 89 df e8 ae 40 e4 f6 f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 65 ee d5 f6 65 8b 05 86 19 7f 75 85 c0 74 12 5b RSP: 0018:ffffc90002d2f0b8 EFLAGS: 00000246 RAX: 0000000000000002 RBX: ffff8880795f12e8 RCX: 1ffffffff23ecec6 RDX: 0000000000000000 RSI: ffffffff8accbfe0 RDI: ffffffff8b2f13e0 RBP: 0000000000000246 R08: 0000000000000001 R09: fffffbfff23e3200 R10: ffffffff91f19007 R11: 0000000000000004 R12: 7fffffffffffffff R13: 0000000000000002 R14: 0000000000000009 R15: 0000000000000000 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] taprio_change+0x28cb/0x38a0 net/sched/sch_taprio.c:1993 taprio_init+0x6c4/0x950 net/sched/sch_taprio.c:2134 qdisc_create+0x4f7/0x10c0 net/sched/sch_api.c:1326 tc_modify_qdisc+0x4d5/0x1c40 net/sched/sch_api.c:1747 rtnetlink_rcv_msg+0x3c7/0xe00 net/core/rtnetlink.c:6558 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2545 netlink_unicast_kernel net/netlink/af_netlink.c:1342 [inline] netlink_unicast+0x53b/0x810 net/netlink/af_netlink.c:1368 netlink_sendmsg+0x939/0xe40 net/netlink/af_netlink.c:1910 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0xd5/0x180 net/socket.c:745 ____sys_sendmsg+0x6ac/0x940 net/socket.c:2584 ___sys_sendmsg+0x135/0x1d0 net/socket.c:2638 __sys_sendmsg+0x117/0x1e0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x40/0x110 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x62/0x6a 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:00007fe25a1c70f8 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: 00007fe25a1c7674 R14: 000000000054bf00 R15: 000000000050de00