rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P11897
rcu: 	(detected by 0, t=10502 jiffies, g=49245, q=3244 ncpus=2)
task:syz.1.1544      state:R  running task     stack:24336 pid:11897 tgid:11896 ppid:10443  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+0x45b/0xaa0
 __sysvec_apic_timer_interrupt+0x102/0x460
 sysvec_apic_timer_interrupt+0x52/0xc0
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:kernel_text_address+0x5a/0xe0
Code: 0c 89 e8 5b 41 5e 5d c3 cc cc cc cc cc 48 c7 c0 80 98 f0 8f 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 0f b6 04 08 84 c0 75 5d <83> 3d 5f 95 61 0e 01 77 18 48 81 fb 00 a0 5d 91 0f 93 c0 48 81 fb
RSP: 0018:ffffc90000006d78 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 00007f0abc59acb9 RCX: dffffc0000000000
RDX: 0000000000000100 RSI: 00007f0abc59a000 RDI: ffffffffff600000
RBP: 0000000000000001 R08: 0000000000000022 R09: ffffffff8e560120
R10: ffffc90000006e18 R11: ffffffff81af6830 R12: ffff888110aad700
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000000dc2
 __kernel_text_address+0xd/0x30
 unwind_get_return_address+0x4d/0x90
 arch_stack_walk+0xfb/0x150
 stack_trace_save+0xa9/0x100
 kasan_save_track+0x3e/0x80
 kasan_save_free_info+0x46/0x50
 __kasan_slab_free+0x5c/0x80
 kfree+0x1c1/0x630
 ieee80211_inform_bss+0xc75/0x1160
 cfg80211_inform_single_bss_data+0xd08/0x1b70
 cfg80211_inform_bss_data+0x24d/0x3be0
 cfg80211_inform_bss_frame_data+0x3c7/0x760
 ieee80211_bss_info_update+0x794/0xa40
 ieee80211_scan_rx+0x552/0xa40
 ieee80211_rx_list+0x29e5/0x3710
 ieee80211_rx_napi+0x1b1/0x3e0
 ieee80211_handle_queued_frames+0xe8/0x1e0
 tasklet_action_common+0x2da/0x4b0
 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:__schedule+0x4/0x5070
Code: f8 89 d9 48 8b 5c 24 08 e9 ee fe ff ff cc cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <55> 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec c0 01
RSP: 0018:ffffc900050a77f8 EFLAGS: 00000206
RAX: 000000000002b841 RBX: 0000000000000000 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffffffff8dcf1fb8 RDI: 0000000000000001
RBP: 0000000000000000 R08: ffffffff8ff0e0b7 R09: 1ffffffff1fe1c16
R10: dffffc0000000000 R11: fffffbfff1fe1c17 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
 preempt_schedule_irq+0x4d/0xa0
 irqentry_exit+0x599/0x620
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:__local_bh_enable_ip+0xd8/0x130
Code: 8b e8 2c 2f 07 0a 65 66 8b 05 9c 91 70 11 66 85 c0 75 32 bf 01 00 00 00 e8 b5 d5 0b 00 e8 30 67 44 00 fb 65 8b 05 78 91 70 11 <85> c0 75 05 e8 2f 7f ac ff 5b 41 5e e9 d7 f5 09 0a cc 90 0f 0b 90
RSP: 0018:ffffc900050a7928 EFLAGS: 00000206
RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000046
RDX: 0000000000000000 RSI: ffffffff8dcf1fb8 RDI: ffffffff8c076d00
RBP: ffffc900050a7ba0 R08: ffffffff8ff0e0b7 R09: 1ffffffff1fe1c16
R10: dffffc0000000000 R11: fffffbfff1fe1c17 R12: dffffc0000000000
R13: 0000000000000000 R14: ffffffff89a41f31 R15: 0000000000000000
 bpf_test_run+0x3a8/0x830
 bpf_prog_test_run_skb+0xd66/0x1d50
 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: 0033:0x7f0abc59acb9
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:00007f0abd42f028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f0abc815fa0 RCX: 00007f0abc59acb9
RDX: 000000000000002c RSI: 0000200000000080 RDI: 000000000000000a
RBP: 00007f0abc608bf7 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0abc816038 R14: 00007f0abc815fa0 R15: 00007ffda518ef58
 </TASK>
sched: DL replenish lagged too much
