rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-...!: (0 ticks this GP) idle=2544/1/0x4000000000000000 softirq=79678/79678 fqs=3
rcu: 	(detected by 0, t=10502 jiffies, g=105001, q=418 ncpus=2)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 24847 Comm: syz-executor.3 Not tainted 6.5.0-rc5-syzkaller-00063-g374a7f47bf40 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
RIP: 0010:lock_acquire kernel/locking/lockdep.c:5761 [inline]
RIP: 0010:lock_acquire+0x1a1/0x510 kernel/locking/lockdep.c:5726
Code: ea 65 ff 05 21 6f 9b 7e 6a 00 25 00 02 00 00 4c 89 f7 6a 00 41 0f 94 c1 48 89 c5 6a 00 45 0f b6 c9 ff b4 24 00 01 00 00 41 57 <8b> 4c 24 2c 8b 74 24 28 e8 f2 8c ff ff 48 c7 c7 a0 83 6c 8a 48 83
RSP: 0018:ffffc900001e0c78 EFLAGS: 00000046
RAX: 0000000000000000 RBX: 1ffff9200003c196 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8a6c8360 RDI: ffffffff8c9a72c0
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
R10: ffffffff8eab9cd7 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: ffffffff8c9a72c0 R15: 0000000000000000
FS:  00007f56606686c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f036000 CR3: 000000007c3a8000 CR4: 0000000000350ee0
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 rcu_lock_acquire include/linux/rcupdate.h:303 [inline]
 rcu_read_lock include/linux/rcupdate.h:749 [inline]
 advance_sched+0x67e/0xc60 net/sched/sch_taprio.c:996
 __run_hrtimer kernel/time/hrtimer.c:1688 [inline]
 __hrtimer_run_queues+0x203/0xc10 kernel/time/hrtimer.c:1752
 hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1814
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1098 [inline]
 __sysvec_apic_timer_interrupt+0x14a/0x430 arch/x86/kernel/apic/apic.c:1115
 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1109
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:queue_work_on+0x92/0x110 kernel/workqueue.c:1752
Code: ff 48 89 ee e8 bf 6f 31 00 48 85 ed 75 3b e8 25 74 31 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 a3 6f 31 00 48 85 db 75 66 <e8> 09 74 31 00 44 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 e8 f6 73
RSP: 0018:ffffc9000379fbf0 EFLAGS: 00000283
RAX: 0000000000000262 RBX: 0000000000000000 RCX: ffffc9001d48c000
RDX: 0000000000040000 RSI: ffffffff815494d7 RDI: 0000000000000007
RBP: 0000000000000200 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000008
R13: 0000000000000001 R14: ffff888012872000 R15: 0000000000000000
 queue_work include/linux/workqueue.h:506 [inline]
 ntp_notify_cmos_timer+0x7a/0x90 kernel/time/ntp.c:671
 do_adjtimex+0x72b/0xaa0 kernel/time/timekeeping.c:2481
 do_clock_adjtime kernel/time/posix-timers.c:1159 [inline]
 __do_sys_clock_adjtime+0x173/0x280 kernel/time/posix-timers.c:1171
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f565f87cae9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f56606680c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000131
RAX: ffffffffffffffda RBX: 00007f565f99bf80 RCX: 00007f565f87cae9
RDX: 0000000000000000 RSI: 00000000200006c0 RDI: 0000000000000000
RBP: 00007f565f8c847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f565f99bf80 R15: 00007ffd498cd7d8
 </TASK>
rcu: rcu_preempt kthread starved for 10496 jiffies! g105001 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
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:R  running task     stack:28240 pid:16    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 schedule+0xe7/0x1b0 kernel/sched/core.c:6786
 schedule_timeout+0x157/0x2c0 kernel/time/timer.c:2167
 rcu_gp_fqs_loop+0x1ec/0xa50 kernel/rcu/tree.c:1609
 rcu_gp_kthread+0x249/0x380 kernel/rcu/tree.c:1808
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 0 PID: 24844 Comm: syz-executor.3 Not tainted 6.5.0-rc5-syzkaller-00063-g374a7f47bf40 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
RIP: 0010:csd_lock_wait kernel/smp.c:296 [inline]
RIP: 0010:smp_call_function_many_cond+0x4db/0x1570 kernel/smp.c:835
Code: 4d 48 b8 00 00 00 00 00 fc ff df 4d 89 fc 4c 89 fd 49 c1 ec 03 83 e5 07 49 01 c4 83 c5 03 e8 1c 5f 0b 00 f3 90 41 0f b6 04 24 <40> 38 c5 7c 08 84 c0 0f 85 3c 0e 00 00 8b 43 08 31 ff 83 e0 01 41
RSP: 0000:ffffc9000349f9f0 EFLAGS: 00000293
RAX: 0000000000000000 RBX: ffff8880b9943020 RCX: 0000000000000000
RDX: ffff88808da39dc0 RSI: ffffffff817aa984 RDI: 0000000000000005
RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000094012 R12: ffffed1017328605
R13: 0000000000000001 R14: ffff8880b983d580 R15: ffff8880b9943028
FS:  0000555557308480(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f565f99286c CR3: 000000007c3a8000 CR4: 0000000000350ef0
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 on_each_cpu_cond_mask+0x40/0x90 kernel/smp.c:1003
 __flush_tlb_multi arch/x86/include/asm/paravirt.h:87 [inline]
 flush_tlb_multi arch/x86/mm/tlb.c:943 [inline]
 flush_tlb_mm_range+0x356/0x530 arch/x86/mm/tlb.c:1029
 flush_tlb_page arch/x86/include/asm/tlbflush.h:253 [inline]
 ptep_clear_flush+0x132/0x170 mm/pgtable-generic.c:100
 wp_page_copy mm/memory.c:3152 [inline]
 do_wp_page+0x110b/0x3710 mm/memory.c:3446
 handle_pte_fault mm/memory.c:4955 [inline]
 __handle_mm_fault+0x1af7/0x3b80 mm/memory.c:5079
 handle_mm_fault+0x2ab/0x9d0 mm/memory.c:5233
 do_user_addr_fault+0x2e7/0xfc0 arch/x86/mm/fault.c:1343
 handle_page_fault arch/x86/mm/fault.c:1486 [inline]
 exc_page_fault+0x5c/0xd0 arch/x86/mm/fault.c:1542
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570
RIP: 0033:0x7f565f838990
Code: 89 1c 24 48 83 c4 28 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 84 00 00 00 00 00 41 89 c5 e9 7f fe ff ff 0f 1f 84 00 00 00 00 00 <43> 89 2c 8e e9 a5 fe ff ff 0f 1f 80 00 00 00 00 48 39 c3 74 99 48
RSP: 002b:00007ffd498cd7f0 EFLAGS: 00010246
RAX: 0000000081778a1b RBX: 00007f565f99c0e8 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000018151
RBP: 0000000081778a1b R08: 0000001b30e20000 R09: 0000000000000a1b
R10: 0000000081778a1f R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f565f990000 R15: ffffffff81778371
 </TASK>