rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (8317 ticks this GP) idle=5d04/1/0x4000000000000000 softirq=144091/144091 fqs=5043
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:   961180          2            0
rcu: 	cputime:    35939      16540           53   ==> 52480(ms)
rcu: 	(t=10500 jiffies g=112037 q=2947 ncpus=2)
CPU: 1 UID: 0 PID: 27434 Comm: syz.4.5699 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:__sanitizer_cov_trace_const_cmp8+0x0/0x90
Code: 11 10 48 89 74 11 18 48 89 44 11 20 c3 cc cc cc cc cc 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <f3> 0f 1e fa 48 8b 04 24 65 48 8b 0d e8 b8 56 11 65 8b 15 09 b9 56
RSP: 0018:ffffc90000a08288 EFLAGS: 00000246
RAX: ffff8880238e009c RBX: ffff8880238e0074 RCX: ffff88816d779d40
RDX: 0000000000000100 RSI: 0000000000000028 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffc90000a0842f R09: 0000000000000000
R10: ffffc90000a08360 R11: fffff52000141086 R12: dffffc0000000000
R13: 0000000000000028 R14: 0000000000000028 R15: 0000000000000028
FS:  00007f371a2d36c0(0000) GS:ffff8882a945a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000000 CR3: 000000017aa3c000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000200000000300
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 cfg80211_get_ies_channel_number+0x3d/0x8d0
 cfg80211_inform_single_bss_data+0x294/0x1b70
 cfg80211_inform_bss_data+0x266/0x3c40
 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:preempt_schedule_irq+0x48/0xa0
Code: 49 be 00 00 00 00 00 fc ff df eb 09 48 f7 03 10 00 00 00 74 53 bf 01 00 00 00 e8 e3 e7 e3 f5 e8 4e 86 1d f6 fb bf 01 00 00 00 <e8> c3 a6 ff ff 9c 58 fa a9 00 02 00 00 74 05 e8 24 88 1d f6 bf 01
RSP: 0018:ffffc9000646fb30 EFLAGS: 00000206
RAX: 00000000000237e1 RBX: 0000000000000000 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffffffff8def914b RDI: 0000000000000001
RBP: 0000000000000000 R08: ffffffff9011b4b7 R09: 1ffffffff2023696
R10: dffffc0000000000 R11: fffffbfff2023697 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
 irqentry_exit+0x599/0x620
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:lock_acquire+0x52/0x2e0
Code: 94 d4 7a 11 48 89 44 24 30 0f 1f 44 00 00 65 8b 05 97 d4 7a 11 83 f8 08 0f 83 77 01 00 00 89 c0 48 0f a3 05 00 29 70 0e 73 0d <e8> d9 29 09 00 84 c0 0f 84 bc 01 00 00 83 3d fa 5b 70 0e 00 0f 84
RSP: 0018:ffffc9000646fc50 EFLAGS: 00000297
RAX: 0000000000000001 RBX: ffffffff8b9b8513 RCX: 0000000000000002
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8e75e5e0
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffffbfff2023697 R12: 0000000000000002
R13: ffffffff8e75e5e0 R14: 0000000000000000 R15: 0000000000000000
 mptcp_get_pernet+0x3f/0x240
 mptcp_get_pm_type+0x15/0x60
 mptcp_pm_data_reset+0x48/0x290
 __mptcp_init_sock+0x4b6/0x650
 mptcp_init_sock+0x4b/0x450
 inet_create+0xd03/0x1000
 __sock_create+0x4b2/0x9d0
 __sys_socket+0xd6/0x1b0
 __x64_sys_socket+0x7a/0x90
 do_syscall_64+0x14d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f371939c819
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:00007f371a2d3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007f3719615fa0 RCX: 00007f371939c819
RDX: 0000000000000106 RSI: 0000922000000001 RDI: 0000000000000002
RBP: 00007f3719432c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f3719616038 R14: 00007f3719615fa0 R15: 00007fff1e808588
 </TASK>
sched: DL replenish lagged too much
