rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P17454
rcu: 	(detected by 1, t=10502 jiffies, g=64025, q=5067 ncpus=2)
task:syz.7.2957      state:R  running task     stack:24280 pid:17454 tgid:17453 ppid:11491  task_flags:0x400140 flags:0x00080012
Call Trace:
 <IRQ>
 sched_show_task+0x4aa/0x5f0
 print_other_cpu_stall+0xfcc/0x1380
 rcu_sched_clock_irq+0x939/0x1050
 update_process_times+0x23b/0x2f0
 tick_nohz_handler+0x42b/0x770
 __hrtimer_run_queues+0x4e7/0xcc0
 hrtimer_interrupt+0x42b/0x1010
 __sysvec_apic_timer_interrupt+0x102/0x460
 sysvec_apic_timer_interrupt+0x52/0xc0
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:unwind_next_frame+0x223/0x23c0
Code: 86 78 04 00 00 44 89 f8 4c 8d 2c 85 60 80 52 91 4c 89 e8 48 c1 e8 03 0f b6 04 28 84 c0 48 89 eb 0f 85 25 1c 00 00 45 8b 6d 00 <44> 89 f8 ff c0 48 8d 2c 85 60 80 52 91 48 89 e8 48 c1 e8 03 0f b6
RSP: 0018:ffffc90000a083f8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000100
RDX: 00000000000ab1bc RSI: ffffffff8c27b3e0 RDI: ffffffff8c27b3a0
RBP: dffffc0000000000 R08: ffffffff81767de5 R09: ffffffff8e75e3e0
R10: ffffc90000a08518 R11: ffffffff81b0bfa0 R12: ffffffff89802e66
R13: 000000000017f5a1 R14: ffffc90000a084c8 R15: 000000000008802e
 arch_stack_walk+0x11b/0x150
 stack_trace_save+0xa9/0x100
 kasan_save_track+0x3e/0x80
 kasan_save_free_info+0x46/0x50
 __kasan_slab_free+0x5c/0x80
 kmem_cache_free+0x187/0x630
 skb_release_data+0x6c3/0x940
 __kfree_skb+0x5d/0x210
 __netif_receive_skb_core+0x2c10/0x31a0
 process_backlog+0x76d/0x1950
 __napi_poll+0xae/0x340
 net_rx_action+0x627/0xf70
 handle_softirqs+0x22a/0x870
 __irq_exit_rcu+0x5f/0x150
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:__rb_reserve_next+0x211/0xe00
Code: 48 89 df e8 b1 81 66 00 4c 89 a4 24 98 00 00 00 48 8b 1b 48 81 fb d0 7f c7 81 0f 85 66 06 00 00 e8 f4 35 fc ff e8 0f 18 fe ff <49> 89 c4 4c 89 f1 48 c1 e9 03 48 b8 00 00 00 00 00 fc ff df 48 89
RSP: 0018:ffffc90009647548 EFLAGS: 00000246
RAX: 0000008f8ebeb7ee RBX: ffffffff81c77fd0 RCX: 0000000000080000
RDX: ffffc90009981000 RSI: 000000000007ffff RDI: 0000000000080000
RBP: ffff8881604a0948 R08: ffff8881604a0947 R09: 1ffff1102c094128
R10: dffffc0000000000 R11: ffffed102c094129 R12: ffffc900096476f0
R13: ffffc900096476e8 R14: ffffc900096476d8 R15: ffff8881604a0800
 ring_buffer_lock_reserve+0xbb5/0x1010
 trace_event_buffer_lock_reserve+0x1d2/0x700
 trace_event_buffer_reserve+0x1ef/0x2d0
 trace_event_raw_event_bpf_trace_printk+0x11c/0x2c0
 trace_bpf_trace_printk+0x187/0x200
 bpf_trace_printk+0x141/0x1c0
 bpf_prog_f2a7503a8bdb1c3a+0x4e/0x8f
 bpf_flow_dissect+0x224/0x730
 bpf_prog_test_run_flow_dissector+0x3a4/0x610
 bpf_prog_test_run+0x2c7/0x340
 __sys_bpf+0x643/0x950
 __x64_sys_bpf+0x7c/0x90
 do_syscall_64+0x14d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f826ed9c799
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f826fbab028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f826f015fa0 RCX: 00007f826ed9c799
RDX: 000000000000004c RSI: 0000200000000640 RDI: 000000000000000a
RBP: 00007f826ee32c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f826f016038 R14: 00007f826f015fa0 R15: 00007ffd2628b7b8
 </TASK>
