rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-...0: (1 GPs behind) idle=d8dc/1/0x4000000000000000 softirq=115953/115955 fqs=5245
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:        0          0            0
rcu: 	cputime:        0          0            0   ==> 52510(ms)
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P2080/1:b..l
rcu: 	(detected by 0, t=10502 jiffies, g=178089, q=773 ncpus=2)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 2083 Comm: syz-executor.0 Not tainted 6.6.0-rc2-syzkaller-00048-g42dc814987c1 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023
RIP: 0010:advance_sched+0x99b/0xcb0 net/sched/sch_taprio.c:991
Code: 48 89 fd e8 77 c3 fd f8 48 89 ef 48 8b 44 24 10 48 89 07 48 89 df 48 8b 34 24 4c 89 f2 e8 1d 03 00 00 48 8b 84 24 80 00 00 00 <42> 80 3c 20 00 74 0a 48 8b 7c 24 78 e8 44 c3 fd f8 4d 89 77 e8 48
RSP: 0018:ffffc900001f0c90 EFLAGS: 00000082
RAX: 1ffff1100fbfa465 RBX: ffff88807dfd22c0 RCX: ffff888024f99dc0
RDX: 0000000080010001 RSI: 0000000000000004 RDI: ffff888030172084
RBP: ffff8880301720c8 R08: ffff888030172087 R09: 1ffff1100602e410
R10: dffffc0000000000 R11: ffffed100602e411 R12: dffffc0000000000
R13: ffff888030172008 R14: ffff888030172000 R15: ffff88807dfd2340
FS:  00007ff7154446c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1e482d1000 CR3: 000000002f041000 CR4: 00000000003506e0
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 __run_hrtimer kernel/time/hrtimer.c:1688 [inline]
 __hrtimer_run_queues+0x59f/0xd10 kernel/time/hrtimer.c:1752
 hrtimer_interrupt+0x396/0x980 kernel/time/hrtimer.c:1814
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1063 [inline]
 __sysvec_apic_timer_interrupt+0x104/0x390 arch/x86/kernel/apic/apic.c:1080
 sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1074
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:timerfd_clock_was_set+0x4/0x2f0 fs/timerfd.c:98
Code: 65 48 8b 04 25 28 00 00 00 48 3b 44 24 40 75 0f 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 42 06 bf 08 66 90 66 0f 1f 00 <55> 41 57 41 56 41 55 41 54 53 48 83 ec 20 e8 b9 14 80 ff 31 ff 31
RSP: 0018:ffffc9000e8ff998 EFLAGS: 00000287
RAX: ffffffff815452f6 RBX: 1ffff92001d1ff44 RCX: 0000000000040000
RDX: ffffc9001998f000 RSI: 00000000000000cb RDI: 00000000000000cc
RBP: ffffc9000e8ffab0 R08: ffffffff815452e9 R09: 1ffffffff1d34cfd
R10: dffffc0000000000 R11: fffffbfff1d34cfe R12: ffff8880b992b840
R13: dffffc0000000000 R14: 0000000000000002 R15: 0000000000000001
 clock_was_set+0x7ab/0x830 kernel/time/hrtimer.c:982
 timekeeping_inject_offset+0x663/0x710 kernel/time/timekeeping.c:1395
 do_adjtimex+0x515/0xab0 kernel/time/timekeeping.c:2444
 do_clock_adjtime kernel/time/posix-timers.c:1159 [inline]
 __do_sys_clock_adjtime kernel/time/posix-timers.c:1171 [inline]
 __se_sys_clock_adjtime kernel/time/posix-timers.c:1162 [inline]
 __x64_sys_clock_adjtime+0x1e0/0x290 kernel/time/posix-timers.c:1162
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7ff71467cae9
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:00007ff7154440c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000131
RAX: ffffffffffffffda RBX: 00007ff71479c050 RCX: 00007ff71467cae9
RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000000
RBP: 00007ff7146c847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007ff71479c050 R15: 00007ffdeb8319f8
 </TASK>
task:syz-executor.4  state:R  running task     stack:26120 pid:2080  ppid:26023  flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5382 [inline]
 __schedule+0x196c/0x4af0 kernel/sched/core.c:6695
 preempt_schedule_common+0x83/0xc0 kernel/sched/core.c:6864
 preempt_schedule+0xdd/0xf0 kernel/sched/core.c:6888
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 unwind_next_frame+0x211e/0x29e0 arch/x86/kernel/unwind_orc.c:672
 arch_stack_walk+0x146/0x1a0 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x117/0x1c0 kernel/stacktrace.c:122
 save_stack+0xfa/0x1e0 mm/page_owner.c:128
 __reset_page_owner+0x4f/0x190 mm/page_owner.c:149
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1136 [inline]
 free_unref_page_prepare+0x8c3/0x9f0 mm/page_alloc.c:2312
 free_unref_page_list+0x596/0x830 mm/page_alloc.c:2451
 release_pages+0x2113/0x23f0 mm/swap.c:1042
 tlb_batch_pages_flush mm/mmu_gather.c:98 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:293 [inline]
 tlb_flush_mmu+0x34c/0x4e0 mm/mmu_gather.c:300
 tlb_finish_mmu+0xd4/0x1f0 mm/mmu_gather.c:392
 exit_mmap+0x4d3/0xc50 mm/mmap.c:3223
 __mmput+0x115/0x3c0 kernel/fork.c:1349
 exit_mm+0x21f/0x300 kernel/exit.c:567
 do_exit+0x9af/0x2650 kernel/exit.c:861
 do_group_exit+0x206/0x2c0 kernel/exit.c:1024
 get_signal+0x175d/0x1840 kernel/signal.c:2892
 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:309
 exit_to_user_mode_loop+0x6a/0x100 kernel/entry/common.c:168
 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:204
 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline]
 syscall_exit_to_user_mode+0x64/0x280 kernel/entry/common.c:296
 do_syscall_64+0x4d/0xc0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f5df487cae9
RSP: 002b:00007f5df55700c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013
RAX: fffffffffffffe00 RBX: 00007f5df499c050 RCX: 00007f5df487cae9
RDX: 0000000000000001 RSI: 0000000020000640 RDI: 0000000000000007
RBP: 00007f5df48c847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f5df499c050 R15: 00007ffe752818e8
 </TASK>