rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (10362 ticks this GP) idle=fd6/1/0x4000000000000000 softirq=27075/27086 fqs=1682 
	(t=10500 jiffies g=39709 q=3193)
NMI backtrace for cpu 1
CPU: 1 PID: 13830 Comm: syz-executor.0 Not tainted 5.13.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:79 [inline]
 dump_stack+0x141/0x1d7 lib/dump_stack.c:120
 nmi_cpu_backtrace.cold+0x44/0xd7 lib/nmi_backtrace.c:105
 nmi_trigger_cpumask_backtrace+0x1b3/0x230 lib/nmi_backtrace.c:62
 trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline]
 rcu_dump_cpu_stacks+0x25e/0x3f0 kernel/rcu/tree_stall.h:341
 print_cpu_stall kernel/rcu/tree_stall.h:624 [inline]
 check_cpu_stall kernel/rcu/tree_stall.h:699 [inline]
 rcu_pending kernel/rcu/tree.c:3911 [inline]
 rcu_sched_clock_irq.cold+0x3f1/0x74b kernel/rcu/tree.c:2649
 update_process_times+0x16d/0x200 kernel/time/timer.c:1796
 tick_sched_handle+0x9b/0x180 kernel/time/tick-sched.c:226
 tick_sched_timer+0x1b0/0x2d0 kernel/time/tick-sched.c:1373
 __run_hrtimer kernel/time/hrtimer.c:1537 [inline]
 __hrtimer_run_queues+0x1c0/0xe40 kernel/time/hrtimer.c:1601
 hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
 __sysvec_apic_timer_interrupt+0x146/0x540 arch/x86/kernel/apic/apic.c:1106
 sysvec_apic_timer_interrupt+0x40/0xc0 arch/x86/kernel/apic/apic.c:1100
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:647
RIP: 0010:jhash+0x416/0x5d0 include/linux/jhash.h:99
Code: 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 48 89 fa 83 e2 07 38 d0 0f 8e dc 00 00 00 0f b6 43 02 c1 e0 10 41 01 c5 <e8> c5 48 a5 fd 48 8d 7b 01 48 b8 00 00 00 00 00 fc ff df 48 89 fa
RSP: 0018:ffffc90000dd89e8 EFLAGS: 00000282
RAX: 0000000000110000 RBX: ffff88801deaf45a RCX: 0000000000000100
RDX: 0000000000000004 RSI: ffffffff83cebf45 RDI: ffff88801deaf45c
RBP: 0000000000000006 R08: ffffffff89c21e80 R09: ffffffff83cebd37
R10: 000000000000000c R11: 0000000000000006 R12: 0000000000000006
R13: 00000000db4c4968 R14: 00000000db3b4968 R15: 00000000db3b4a68
 rht_key_hashfn include/linux/rhashtable.h:159 [inline]
 __rhashtable_lookup+0x22b/0x780 include/linux/rhashtable.h:596
 rhltable_lookup include/linux/rhashtable.h:688 [inline]
 sta_info_hash_lookup net/mac80211/sta_info.c:162 [inline]
 sta_info_get_bss+0x144/0x3f0 net/mac80211/sta_info.c:199
 __ieee80211_rx_handle_packet net/mac80211/rx.c:4695 [inline]
 ieee80211_rx_list+0x910/0x2680 net/mac80211/rx.c:4820
 ieee80211_rx_napi+0xf7/0x3d0 net/mac80211/rx.c:4843
 ieee80211_rx include/net/mac80211.h:4528 [inline]
 ieee80211_tasklet_handler+0xd4/0x130 net/mac80211/main.c:235
 tasklet_action_common.constprop.0+0x201/0x2e0 kernel/softirq.c:784
 __do_softirq+0x29b/0x9f6 kernel/softirq.c:559
 invoke_softirq kernel/softirq.c:433 [inline]
 __irq_exit_rcu+0x136/0x200 kernel/softirq.c:637
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649
 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1100
 </IRQ>
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:647
RIP: 0010:preempt_schedule_irq+0x49/0x90 kernel/sched/core.c:5535
Code: 55 53 65 48 8b 1c 25 00 f0 01 00 48 89 dd 48 c1 ed 03 48 01 c5 bf 01 00 00 00 e8 e2 65 36 f8 e8 cd 50 62 f8 fb bf 01 00 00 00 <e8> 92 ce ff ff 9c 58 fa f6 c4 02 75 27 bf 01 00 00 00 e8 30 54 36
RSP: 0018:ffffc90018686dc8 EFLAGS: 00000202
RAX: 00000000000be6d3 RBX: ffff8880310d0100 RCX: 1ffffffff1b91e81
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffed100621a020 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff817a1888 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 irqentry_exit+0x31/0x80 kernel/entry/common.c:426
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:647
RIP: 0010:unwind_done arch/x86/include/asm/unwind.h:46 [inline]
RIP: 0010:unwind_get_return_address+0xe/0x90 arch/x86/kernel/unwind_orc.c:315
Code: ff ff ff e8 34 76 85 00 eb b4 e8 2d 76 85 00 eb 80 66 66 2e 0f 1f 84 00 00 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 55 <48> c1 ea 03 53 48 89 fb 0f b6 04 02 84 c0 74 04 3c 03 7e 51 8b 03
RSP: 0018:ffffc90018686e98 EFLAGS: 00000202
RAX: dffffc0000000000 RBX: ffffffff81629740 RCX: 0000000000000000
RDX: ffffc90018686ea8 RSI: ffffc90018687570 RDI: ffffc90018686ea8
RBP: ffffc90018686f30 R08: ffffffff8ebe5062 R09: 0000000000000001
R10: fffff520030d0de0 R11: 0000000000084087 R12: ffffc90018686f60
R13: 0000000000000000 R14: ffff8880310d0100 R15: 0000000000000cc0
 arch_stack_walk+0x93/0xe0 arch/x86/kernel/stacktrace.c:26
 stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:121
 kasan_save_stack+0x1b/0x40 mm/kasan/common.c:38
 kasan_set_track mm/kasan/common.c:46 [inline]
 set_alloc_info mm/kasan/common.c:428 [inline]
 ____kasan_kmalloc mm/kasan/common.c:507 [inline]
 ____kasan_kmalloc mm/kasan/common.c:466 [inline]
 __kasan_kmalloc+0x98/0xc0 mm/kasan/common.c:516
 kmalloc_reserve net/core/skbuff.c:354 [inline]
 __alloc_skb+0xde/0x340 net/core/skbuff.c:425
 alloc_skb include/linux/skbuff.h:1107 [inline]
 alloc_skb_with_frags+0x93/0x5d0 net/core/skbuff.c:5990
 sock_alloc_send_pskb+0x793/0x920 net/core/sock.c:2356
 __ip_append_data+0x1453/0x3260 net/ipv4/ip_output.c:1098
 ip_make_skb+0x226/0x2a0 net/ipv4/ip_output.c:1634
 udp_sendmsg+0x1c46/0x2730 net/ipv4/udp.c:1235
 inet_sendmsg+0x99/0xe0 net/ipv4/af_inet.c:821
 sock_sendmsg_nosec net/socket.c:654 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:674
 ____sys_sendmsg+0x331/0x810 net/socket.c:2350
 ___sys_sendmsg+0xf3/0x170 net/socket.c:2404
 __sys_sendmmsg+0x195/0x470 net/socket.c:2490
 __do_sys_sendmmsg net/socket.c:2519 [inline]
 __se_sys_sendmmsg net/socket.c:2516 [inline]
 __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2516
 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4665d9
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f678eee4188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
RAX: ffffffffffffffda RBX: 000000000056c158 RCX: 00000000004665d9
RDX: 000000000800001d RSI: 0000000020007fc0 RDI: 0000000000000003
RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056c158
R13: 00007ffc3907e38f R14: 00007f678eee4300 R15: 0000000000022000