rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (9283 ticks this GP) idle=f454/1/0x4000000000000000 softirq=32173/32173 fqs=4740
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:  1035058          0            0
rcu: 	cputime:    20134      32345           35   ==> 52500(ms)
rcu: 	(t=10502 jiffies g=35485 q=1456 ncpus=2)
CPU: 1 PID: 8812 Comm: syz.6.691 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:ieee80211_prepare_and_rx_handle+0x1cb6/0x61d0 net/mac80211/rx.c:5020
Code: 80 3c 38 00 74 08 48 89 df e8 06 97 f7 f7 48 8b 03 48 89 44 24 68 4d 8d 65 28 4c 89 e0 48 c1 e8 03 48 89 04 24 42 80 3c 38 00 <74> 08 4c 89 e7 e8 e0 96 f7 f7 4c 8d b4 24 30 01 00 00 49 8b 1c 24
RSP: 0018:ffffc900001f07a0 EFLAGS: 00000246
RAX: 1ffff9200003e159 RBX: 0000000000000000 RCX: ffff88802c213c00
RDX: 0000000000000100 RSI: 0000000000000080 RDI: 0000000000000080
RBP: ffffc900001f09d0 R08: ffff88802c213c00 R09: 0000000000000008
R10: 000000000000000c R11: 0000000000000100 R12: ffffc900001f0ac8
R13: ffffc900001f0aa0 R14: 0000000000000080 R15: dffffc0000000000
FS:  00007fbb5576a6c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000000 CR3: 000000001b78f000 CR4: 00000000003506e0
DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 ieee80211_rx_for_interface net/mac80211/rx.c:5125 [inline]
 __ieee80211_rx_handle_packet net/mac80211/rx.c:5298 [inline]
 ieee80211_rx_list+0x28ae/0x31f0 net/mac80211/rx.c:5437
 ieee80211_rx_napi+0x1aa/0x3c0 net/mac80211/rx.c:5460
 ieee80211_rx include/net/mac80211.h:4971 [inline]
 ieee80211_handle_queued_frames+0x106/0x1a0 net/mac80211/main.c:319
 tasklet_action_common+0x2eb/0x4c0 kernel/softirq.c:809
 handle_softirqs+0x280/0x820 kernel/softirq.c:578
 __do_softirq kernel/softirq.c:612 [inline]
 invoke_softirq kernel/softirq.c:452 [inline]
 __irq_exit_rcu+0xc7/0x190 kernel/softirq.c:661
 irq_exit_rcu+0x9/0x20 kernel/softirq.c:673
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1088 [inline]
 sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1088
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:preempt_schedule_irq+0xb0/0x140 kernel/sched/core.c:7010
Code: 44 24 20 f6 44 24 21 02 74 0b 0f 0b 48 f7 03 08 00 00 00 74 63 bf 01 00 00 00 e8 2b 35 eb f6 e8 76 c4 1b f7 fb bf 01 00 00 00 <e8> db b5 ff ff 48 c7 44 24 40 00 00 00 00 9c 8f 44 24 40 8b 44 24
RSP: 0018:ffffc9000446f9c0 EFLAGS: 00000282
RAX: eff772cc4e328600 RBX: 0000000000000000 RCX: eff772cc4e328600
RDX: dffffc0000000000 RSI: ffffffff8aaabce0 RDI: 0000000000000001
RBP: ffffc9000446fa60 R08: ffffffff8e4a39ef R09: 1ffffffff1c9473d
R10: dffffc0000000000 R11: fffffbfff1c9473e R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff9200088df38
 irqentry_exit+0x67/0x70 kernel/entry/common.c:438
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:bpf_lsm_capable+0x0/0x10 include/linux/lsm_hook_defs.h:44
Code: 10 db ff 31 c0 c3 0f 1f 40 00 f3 0f 1e fa e8 97 10 db ff 31 c0 c3 0f 1f 40 00 f3 0f 1e fa e8 87 10 db ff 31 c0 c3 0f 1f 40 00 <f3> 0f 1e fa e8 77 10 db ff 31 c0 c3 0f 1f 40 00 f3 0f 1e fa e8 67
RSP: 0018:ffffc9000446fb28 EFLAGS: 00000246
RAX: 1ffffffff18f9a67 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: 0000000000000027 RSI: ffffffff8cbd76a0 RDI: ffff88803132a500
RBP: 0000000000000027 R08: ffff88801967d1ab R09: 1ffff110032cfa35
R10: dffffc0000000000 R11: ffffed10032cfa36 R12: ffffffff8c7cd320
R13: ffffffff8c7cd338 R14: ffffffff8cbd76a0 R15: ffff88803132a500
 security_capable+0x79/0xb0 security/security.c:946
 ns_capable_common kernel/capability.c:362 [inline]
 ns_capable kernel/capability.c:383 [inline]
 capable+0x6d/0xe0 kernel/capability.c:436
 bpf_capable+0xf/0x30 include/linux/capability.h:202
 bpf_prog_load+0x35e/0x16d0 kernel/bpf/syscall.c:2636
 __sys_bpf+0x55a/0x800 kernel/bpf/syscall.c:5476
 __do_sys_bpf kernel/bpf/syscall.c:5580 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5578 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5578
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fbb5498f749
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:00007fbb5576a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fbb54be5fa0 RCX: 00007fbb5498f749
RDX: 0000000000000094 RSI: 0000200000000280 RDI: 0000000000000005
RBP: 00007fbb54a13f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbb54be6038 R14: 00007fbb54be5fa0 R15: 00007fff2efe6dc8
 </TASK>