rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-...!: (1 GPs behind) idle=6d2c/1/0x4000000000000000 softirq=81288/81292 fqs=4
rcu: 	(t=10501 jiffies g=78941 q=891 ncpus=2)
rcu: rcu_preempt kthread starved for 10493 jiffies! g78941 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
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:R  running task     stack:26568 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00004000
Call Trace:
 <TASK>
 __schedule+0x1798/0x4cc0
 schedule+0x165/0x360
 schedule_timeout+0x12b/0x270
 rcu_gp_fqs_loop+0x301/0x1540
 rcu_gp_kthread+0x99/0x390
 kthread+0x711/0x8a0
 ret_from_fork+0x3fc/0x770
 ret_from_fork_asm+0x1a/0x30
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 18917 Comm: syz.6.3500 Not tainted 6.16.0-syzkaller-11113-gf3af62b6cee8-dirty #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:native_queued_spin_lock_slowpath+0xb7/0x8e0
Code: 00 00 00 0f 1f 44 00 00 4c 8d 74 24 60 49 89 df 49 c1 ef 03 41 bd 01 00 00 00 eb 06 89 44 24 60 f3 90 48 89 df be 04 00 00 00 <e8> 14 ef a8 f6 48 b8 00 00 00 00 00 fc ff df 41 0f b6 04 07 84 c0
RSP: 0018:ffffc90002a8f7a0 EFLAGS: 00000202
RAX: 0000000000000001 RBX: ffff8880380b6248 RCX: ffffffff8b7a05ac
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8880380b6248
RBP: ffffc90002a8f898 R08: ffff8880380b624b R09: 1ffff11007016c49
R10: dffffc0000000000 R11: ffffed1007016c4a R12: 1ffff92000551efc
R13: 0000000000000001 R14: ffffc90002a8f800 R15: 1ffff11007016c49
FS:  0000555568aa2500(0000) GS:ffff8880b862a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ef1fffc CR3: 000000003a8d2000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000200000000300 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 queued_spin_lock_slowpath+0x43/0x50
 do_raw_spin_lock+0x21f/0x290
 futex_wait_setup+0xd7/0x590
 __futex_wait+0x148/0x3e0
 futex_wait+0x104/0x360
 do_futex+0x333/0x420
 __se_sys_futex+0x36f/0x400
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f342eb8eb69
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:00007ffdbbe07888 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000076084 RCX: 00007f342eb8eb69
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f342edb5fac
RBP: 0000000000000032 R08: 7fffffffffffffff R09: 0000000abbe07b7f
R10: 00007ffdbbe07980 R11: 0000000000000246 R12: 00007f342edb5fac
R13: 00007ffdbbe07980 R14: 00000000000760b6 R15: 00007ffdbbe079a0
 </TASK>
CPU: 1 UID: 0 PID: 18920 Comm: syz.6.3500 Not tainted 6.16.0-syzkaller-11113-gf3af62b6cee8-dirty #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:ieee80211_rx_handlers+0x1ac6/0xb760
Code: 3f e8 de 15 01 00 41 89 c5 49 83 c4 04 4c 89 e0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 0f b6 04 08 84 c0 0f 85 98 65 00 00 <41> 8b 1c 24 41 89 dc 41 83 e4 01 31 ff 44 89 e6 e8 e5 96 cd f6 f6
RSP: 0018:ffffc900001e0500 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: dffffc0000000000
RDX: 0000000000000100 RSI: 000000000000000c RDI: 000000000000004c
RBP: ffffc900001e07b0 R08: ffff888107605640 R09: 0000000000000003
R10: 00000000000000d0 R11: 0000000000000100 R12: ffff88801e99add4
R13: 00000000ffffffff R14: 0000000000000000 R15: ffffc900001e0ac8
FS:  00007f342f99b6c0(0000) GS:ffff8881a3c2a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000000 CR3: 000000003a8d2000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000200000000300 DR6: 00000000ffff0ff0 DR7: 0000000000050602
Call Trace:
 <IRQ>
 ieee80211_prepare_and_rx_handle+0x266f/0x63f0
 ieee80211_rx_list+0x21b8/0x2a90
 ieee80211_rx_napi+0x1a8/0x3d0
 ieee80211_handle_queued_frames+0xe8/0x1f0
 tasklet_action_common+0x36c/0x580
 handle_softirqs+0x286/0x870
 __irq_exit_rcu+0xca/0x1f0
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:__kasan_check_write+0x6/0x20
Code: e9 ef e4 ff ff 66 66 66 66 66 66 2e 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 89 f6 <48> 8b 0c 24 ba 01 00 00 00 e9 bc e4 ff ff 66 66 66 2e 0f 1f 84 00
RSP: 0018:ffffc90002d87bb0 EFLAGS: 00000246
RAX: 1ffff92000551f5a RBX: ffffc90002d87c80 RCX: ffffffff81b3007d
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff888029458a50
RBP: ffffc90002d87cf0 R08: ffff8880380b6243 R09: 1ffff11007016c48
R10: dffffc0000000000 R11: ffffed1007016c49 R12: ffffc90002a8fad8
R13: ffff8880380b6288 R14: ffff888029458a50 R15: ffff888029458000
 wake_q_add_safe+0x25/0xe0
 futex_wake+0x3bb/0x560
 do_futex+0x395/0x420
 __se_sys_futex+0x36f/0x400
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f342eb8eb69
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:00007f342f99b0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007f342edb5fa8 RCX: 00007f342eb8eb69
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f342edb5fac
RBP: 00007f342edb5fa0 R08: 7fffffffffffffff R09: 0000000000000000
R10: 0000000000000006 R11: 0000000000000246 R12: 00007f342edb5fac
R13: 0000000000000000 R14: 00007ffdbbe07640 R15: 00007ffdbbe07728
 </TASK>
clocksource: Long readout interval, skipping watchdog check: cs_nsec: 105020072384 wd_nsec: 105020075297
