rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-...!: (1 ticks this GP) idle=2b7/1/0x4000000000000000 softirq=12993/12993 fqs=0 
	(detected by 0, t=10506 jiffies, g=16057, q=176)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 5125 Comm: syz.2.413 Not tainted 5.15.164-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:get_current arch/x86/include/asm/current.h:15 [inline]
RIP: 0010:lockdep_enabled kernel/locking/lockdep.c:91 [inline]
RIP: 0010:lock_is_held_type+0x3d/0x180 kernel/locking/lockdep.c:5659
Code: 28 00 00 00 48 89 44 24 08 bd ff ff ff ff 83 3d dc 6f b6 03 00 0f 84 00 01 00 00 65 8b 05 0b 69 cf 75 85 c0 0f 85 f1 00 00 00 <65> 4c 8b 2d bb 5f cf 75 41 83 bd ec 0a 00 00 00 0f 85 db 00 00 00
RSP: 0018:ffffc90000dd0c78 EFLAGS: 00000046
RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffff88801b589dc0
RDX: ffff88801b589dc0 RSI: 00000000ffffffff RDI: ffff888015388300
RBP: 00000000ffffffff R08: ffffffff8881047b R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff888015388000
R13: ffff888015388340 R14: dffffc0000000000 R15: ffff888015388328
FS:  00005555570d7500(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c322546 CR3: 000000007d36c000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 lock_is_held include/linux/lockdep.h:287 [inline]
 advance_sched+0x13d/0x940 net/sched/sch_taprio.c:721
 __run_hrtimer kernel/time/hrtimer.c:1686 [inline]
 __hrtimer_run_queues+0x598/0xcf0 kernel/time/hrtimer.c:1750
 hrtimer_interrupt+0x392/0x980 kernel/time/hrtimer.c:1812
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1085 [inline]
 __sysvec_apic_timer_interrupt+0x139/0x470 arch/x86/kernel/apic/apic.c:1102
 sysvec_apic_timer_interrupt+0x8c/0xb0 arch/x86/kernel/apic/apic.c:1096
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:ktime_add_safe+0x2/0x60 kernel/time/hrtimer.c:328
Code: 04 8f 00 00 0f 1f 40 00 e8 1b 3d 11 00 bf 01 00 00 00 e9 f1 8e 00 00 90 e8 0b 3d 11 00 bf 02 00 00 00 e9 e1 8e 00 00 90 41 57 <41> 56 53 49 89 f6 49 89 ff e8 f0 3c 11 00 4b 8d 1c 3e 31 ff 48 89
RSP: 0018:ffffc90003087e10 EFLAGS: 00000246
RAX: 0000001d18cadd6c RBX: 1ffff92000610fd0 RCX: 0000000000000018
RDX: 0000000000000000 RSI: 0000000002faf080 RDI: 0000001d18cadd6c
RBP: ffffc90003087f20 R08: ffffffff816fb1ac R09: fffffbfff1bd2986
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000002faf080
R13: dffffc0000000000 R14: 0000001d18cadd6c R15: 0000000000000080
 futex_init_timeout kernel/futex/core.c:4034 [inline]
 __do_sys_futex kernel/futex/core.c:4053 [inline]
 __se_sys_futex+0x335/0x490 kernel/futex/core.c:4040
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f59c3b049f9
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc7998b698 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 000000000001e85b RCX: 00007f59c3b049f9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f59c3c93064
RBP: 00007f59c3c93064 R08: 00007f59c3c92f80 R09: 00007ffc7998b97f
R10: 00007ffc7998b790 R11: 0000000000000246 R12: 0000000000000032
R13: 00007ffc7998b790 R14: 00007ffc7998b7b0 R15: 000000000001e829
 </TASK>
rcu: rcu_preempt kthread timer wakeup didn't happen for 10505 jiffies! g16057 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=1 timer-softirq=9533
rcu: rcu_preempt kthread starved for 10506 jiffies! g16057 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:I stack:26144 pid:   15 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5030 [inline]
 __schedule+0x12c4/0x45b0 kernel/sched/core.c:6376
 schedule+0x11b/0x1f0 kernel/sched/core.c:6459
 schedule_timeout+0x1b9/0x300 kernel/time/timer.c:1914
 rcu_gp_fqs_loop+0x2bf/0x1080 kernel/rcu/tree.c:1972
 rcu_gp_kthread+0xa4/0x360 kernel/rcu/tree.c:2145
 kthread+0x3f6/0x4f0 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 5125 Comm: syz.2.413 Not tainted 5.15.164-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:lockdep_enabled kernel/locking/lockdep.c:91 [inline]
RIP: 0010:lock_release+0x102/0x9a0 kernel/locking/lockdep.c:5636
Code: 00 83 3d 84 ac 86 0c 00 0f 84 3e 05 00 00 65 8b 05 b3 a5 9f 7e 85 c0 0f 85 2f 05 00 00 65 48 8b 05 63 9c 9f 7e 48 89 44 24 18 <48> 8d 98 ec 0a 00 00 48 89 d8 48 c1 e8 03 42 0f b6 04 38 84 c0 0f
RSP: 0018:ffffc90000dd0ae0 EFLAGS: 00000046
RAX: ffff88801b589dc0 RBX: 0000000000000001 RCX: ffffffff8162d308
RDX: 0000000000000000 RSI: ffffffff8ad8f7e0 RDI: ffffffff8ad8f7a0
RBP: ffffc90000dd0c10 R08: dffffc0000000000 R09: fffffbfff1bd2986
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff920001ba168
R13: ffffffff840db0a4 R14: ffffc90000dd0c40 R15: dffffc0000000000
FS:  00005555570d7500(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c322546 CR3: 000000007d36c000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:158 [inline]
 _raw_spin_unlock_irqrestore+0x75/0x130 kernel/locking/spinlock.c:194
 debug_object_activate+0x2f4/0x4e0 lib/debugobjects.c:711
 debug_hrtimer_activate kernel/time/hrtimer.c:420 [inline]
 debug_activate kernel/time/hrtimer.c:475 [inline]
 enqueue_hrtimer+0x30/0x390 kernel/time/hrtimer.c:1084
 __run_hrtimer kernel/time/hrtimer.c:1703 [inline]
 __hrtimer_run_queues+0x6b6/0xcf0 kernel/time/hrtimer.c:1750
 hrtimer_interrupt+0x392/0x980 kernel/time/hrtimer.c:1812
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1085 [inline]
 __sysvec_apic_timer_interrupt+0x139/0x470 arch/x86/kernel/apic/apic.c:1102
 sysvec_apic_timer_interrupt+0x8c/0xb0 arch/x86/kernel/apic/apic.c:1096
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:ktime_add_safe+0x2/0x60 kernel/time/hrtimer.c:328
Code: 04 8f 00 00 0f 1f 40 00 e8 1b 3d 11 00 bf 01 00 00 00 e9 f1 8e 00 00 90 e8 0b 3d 11 00 bf 02 00 00 00 e9 e1 8e 00 00 90 41 57 <41> 56 53 49 89 f6 49 89 ff e8 f0 3c 11 00 4b 8d 1c 3e 31 ff 48 89
RSP: 0018:ffffc90003087e10 EFLAGS: 00000246
RAX: 0000001d18cadd6c RBX: 1ffff92000610fd0 RCX: 0000000000000018
RDX: 0000000000000000 RSI: 0000000002faf080 RDI: 0000001d18cadd6c
RBP: ffffc90003087f20 R08: ffffffff816fb1ac R09: fffffbfff1bd2986
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000002faf080
R13: dffffc0000000000 R14: 0000001d18cadd6c R15: 0000000000000080
 futex_init_timeout kernel/futex/core.c:4034 [inline]
 __do_sys_futex kernel/futex/core.c:4053 [inline]
 __se_sys_futex+0x335/0x490 kernel/futex/core.c:4040
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f59c3b049f9
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc7998b698 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 000000000001e85b RCX: 00007f59c3b049f9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f59c3c93064
RBP: 00007f59c3c93064 R08: 00007f59c3c92f80 R09: 00007ffc7998b97f
R10: 00007ffc7998b790 R11: 0000000000000246 R12: 0000000000000032
R13: 00007ffc7998b790 R14: 00007ffc7998b7b0 R15: 000000000001e829
 </TASK>