rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P13465/1:b..l
	(detected by 0, t=10502 jiffies, g=62813, q=9 ncpus=2)
task:syz.3.3277      state:R  running task     stack:24512 pid:13465 ppid:4258   flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5241 [inline]
 __schedule+0x143f/0x4570 kernel/sched/core.c:6558
 preempt_schedule_irq+0xf7/0x1c0 kernel/sched/core.c:6870
 irqentry_exit+0x53/0x80 kernel/entry/common.c:439
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:check_region_inline mm/kasan/generic.c:175 [inline]
RIP: 0010:kasan_check_range+0x20/0x290 mm/kasan/generic.c:189
Code: cc cc cc cc cc cc cc cc cc cc 55 41 57 41 56 53 b0 01 48 85 f6 0f 84 9a 01 00 00 48 89 fd 48 01 f5 0f 82 5a 02 00 00 48 89 fd <48> c1 ed 2f 81 fd ff ff 01 00 0f 82 47 02 00 00 48 89 fb 48 c1 eb
RSP: 0018:ffffc90003297950 EFLAGS: 00000282
RAX: 0000000000000001 RBX: ffff888073120000 RCX: ffffffff88e39467
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff888073120000
RBP: ffff888073120000 R08: ffffffff88e39450 R09: ffffed100e624001
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100e624000
R13: ffffc90003297b00 R14: 1ffff92000652f60 R15: dffffc0000000000
 instrument_atomic_read include/linux/instrumented.h:72 [inline]
 _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
 test_ti_thread_flag include/linux/thread_info.h:118 [inline]
 need_resched include/linux/sched.h:2232 [inline]
 bpf_test_timer_continue+0xf7/0x350 net/bpf/test_run.c:77
 bpf_test_run+0x44b/0x8b0 net/bpf/test_run.c:403
 bpf_prog_test_run_skb+0xaf1/0x13a0 net/bpf/test_run.c:1186
 bpf_prog_test_run+0x32f/0x3a0 kernel/bpf/syscall.c:3690
 __sys_bpf+0x3eb/0x6c0 kernel/bpf/syscall.c:5043
 __do_sys_bpf kernel/bpf/syscall.c:5129 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5127 [inline]
 __x64_sys_bpf+0x78/0x90 kernel/bpf/syscall.c:5127
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f376d38cda9
RSP: 002b:00007f376e214038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f376d5a5fa0 RCX: 00007f376d38cda9
RDX: 0000000000000050 RSI: 0000000020000900 RDI: 000000000000000a
RBP: 00007f376d40e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f376d5a5fa0 R15: 00007fffa2bbaa08
 </TASK>
rcu: rcu_preempt kthread timer wakeup didn't happen for 10501 jiffies! g62813 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=1 timer-softirq=25120
rcu: rcu_preempt kthread starved for 10502 jiffies! g62813 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:25528 pid:16    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5241 [inline]
 __schedule+0x143f/0x4570 kernel/sched/core.c:6558
 schedule+0xbf/0x180 kernel/sched/core.c:6634
 schedule_timeout+0x1b9/0x300 kernel/time/timer.c:1965
 rcu_gp_fqs_loop+0x2d2/0x1150 kernel/rcu/tree.c:1706
 rcu_gp_kthread+0xa3/0x3b0 kernel/rcu/tree.c:1905
 kthread+0x28d/0x320 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </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: 13484 Comm: syz.1.3285 Not tainted 6.1.127-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:lock_acquire+0x9a/0x5a0 kernel/locking/lockdep.c:5630
Code: ec 03 48 b8 f1 f1 f1 f1 00 f2 f2 f2 4b 89 04 2c 43 c7 44 2c 09 f2 f2 f2 00 43 c7 44 2c 11 f3 f3 f3 f3 66 43 c7 44 2c 15 f3 f3 <43> c6 44 2c 17 f3 0f 1f 44 00 00 65 8b 1d b4 77 97 7e 48 c7 c0 38
RSP: 0018:ffffc900001e0b60 EFLAGS: 00000806
RAX: f2f2f200f1f1f1f1 RBX: ffffffff88db4d40 RCX: 0000000000000002
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8d32b0c0
RBP: ffffc900001e0ca8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff9200003c174
R13: dffffc0000000000 R14: 0000000000000000 R15: 18274dee78000000
FS:  00007f403e8cd6c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c3d86a3 CR3: 0000000030d12000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
 rcu_read_lock include/linux/rcupdate.h:791 [inline]
 advance_sched+0x6ec/0x970 net/sched/sch_taprio.c:753
 __run_hrtimer kernel/time/hrtimer.c:1689 [inline]
 __hrtimer_run_queues+0x5e5/0xe50 kernel/time/hrtimer.c:1753
 hrtimer_interrupt+0x392/0x980 kernel/time/hrtimer.c:1815
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1107 [inline]
 __sysvec_apic_timer_interrupt+0x158/0x5b0 arch/x86/kernel/apic/apic.c:1124
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1118
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:__orc_find arch/x86/kernel/unwind_orc.c:50 [inline]
RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:178 [inline]
RIP: 0010:unwind_next_frame+0x489/0x2220 arch/x86/kernel/unwind_orc.c:448
Code: df 0f 85 d7 00 00 00 e9 ad 00 00 00 4d 89 f4 4d 89 f7 48 89 e8 4c 29 f8 48 89 c1 48 c1 f9 02 48 c1 e8 3f 48 01 c8 48 83 e0 fe <49> 8d 1c 47 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 0f
RSP: 0018:ffffc900033e72c0 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffffffff8f0d6c1c RCX: 0000000000000000
RDX: ffffffff8fab5992 RSI: ffffffff8ab2893b RDI: dffffc0000000000
RBP: ffffffff8f0d6c20 R08: 0000000000000009 R09: ffffc900033e7490
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff8f0d6c1c
R13: ffffffff8ab2893a R14: ffffffff8f0d6c14 R15: ffffffff8f0d6c20
 arch_stack_walk+0x10d/0x140 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x113/0x1c0 kernel/stacktrace.c:122
 save_stack+0xf6/0x1e0 mm/page_owner.c:127
 __reset_page_owner+0x52/0x1a0 mm/page_owner.c:148
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1459 [inline]
 free_pcp_prepare mm/page_alloc.c:1509 [inline]
 free_unref_page_prepare+0x12a6/0x15b0 mm/page_alloc.c:3384
 free_unref_page+0x33/0x3e0 mm/page_alloc.c:3479
 __vunmap+0x873/0xa30 mm/vmalloc.c:2718
 translate_table+0x1020/0x21e0 net/ipv4/netfilter/arp_tables.c:596
 do_replace net/ipv4/netfilter/arp_tables.c:985 [inline]
 do_arpt_set_ctl+0xff9/0x1620 net/ipv4/netfilter/arp_tables.c:1429
 nf_setsockopt+0x28a/0x2b0 net/netfilter/nf_sockopt.c:101
 __sys_setsockopt+0x57e/0xa00 net/socket.c:2288
 __do_sys_setsockopt net/socket.c:2299 [inline]
 __se_sys_setsockopt net/socket.c:2296 [inline]
 __x64_sys_setsockopt+0xb1/0xc0 net/socket.c:2296
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f403d98cda9
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:00007f403e8cd038 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007f403dba5fa0 RCX: 00007f403d98cda9
RDX: 0000000000000060 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007f403da0e2a0 R08: 0000000000000068 R09: 0000000000000000
R10: 0000000020000080 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f403dba5fa0 R15: 00007ffdc4da1f58
 </TASK>