rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 0-....: (10357 ticks this GP) idle=8924/1/0x4000000000000000 softirq=12296/12302 fqs=4326
rcu: hardirqs softirqs csw/system
rcu: number: 1036708 0 0
rcu: cputime: 16898 35581 26 ==> 52480(ms)
rcu: (t=10500 jiffies g=11009 q=1777 ncpus=2)
CPU: 0 PID: 5996 Comm: syz.0.44 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
RIP: 0010:rcu_read_unlock_special+0x83/0x4d0 kernel/rcu/tree_plugin.h:763
Code: eb 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4a 89 04 2b 42 c7 44 2b 08 f8 f3 f3 f3 65 44 8b 35 6e 02 92 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08
RSP: 0018:ffffc90000007b20 EFLAGS: 00000206
RAX: 03c05dc72d04e700 RBX: 1ffff92000000f68 RCX: 03c05dc72d04e700
RDX: dffffc0000000000 RSI: ffffffff8acac9e0 RDI: ffffffff8b1c8e60
RBP: ffffc90000007c00 R08: ffffffff8e8b14ef R09: 1ffffffff1d1629d
R10: dffffc0000000000 R11: fffffbfff1d1629e R12: ffffffff8d137300
R13: dffffc0000000000 R14: ffff8880b8e3cf50 R15: 1ffff110171c79ea
FS: 00007ff37e4306c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000200 CR3: 000000002e73a000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000008d24
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
__rcu_read_unlock+0x7c/0xd0 kernel/rcu/tree_plugin.h:426
rcu_read_unlock include/linux/rcupdate.h:818 [inline]
ieee80211_rx_napi+0x225/0x3d0 net/mac80211/rx.c:5461
ieee80211_rx include/net/mac80211.h:4971 [inline]
ieee80211_handle_queued_frames+0x106/0x1a0 net/mac80211/main.c:319
tasklet_action_common+0x302/0x4d0 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+0xd3/0x190 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
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:finish_task_switch+0x26a/0x8f0 kernel/sched/core.c:5255
Code: 0f 84 33 01 00 00 48 85 db 0f 85 52 01 00 00 0f 1f 44 00 00 4c 8b 75 d0 4c 89 e7 e8 00 99 32 09 e8 9b 29 30 00 fb 4c 8b 65 c0 <49> 8d bc 24 f8 15 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 28 84 c0
RSP: 0018:ffffc900032c7138 EFLAGS: 00000282
RAX: 03c05dc72d04e700 RBX: 0000000000000000 RCX: 03c05dc72d04e700
RDX: dffffc0000000000 RSI: ffffffff8acac9e0 RDI: ffffffff8b1c8e60
RBP: ffffc900032c7190 R08: ffffffff8e8b14ef R09: 1ffffffff1d1629d
R10: dffffc0000000000 R11: fffffbfff1d1629e R12: ffff888023d43c00
R13: dffffc0000000000 R14: ffff88801be45a00 R15: ffff8880b8e3cac8
context_switch kernel/sched/core.c:5384 [inline]
__schedule+0x155b/0x45a0 kernel/sched/core.c:6700
preempt_schedule_irq+0xbf/0x150 kernel/sched/core.c:7010
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:__sanitizer_cov_trace_pc+0x5c/0x60 kernel/kcov.c:234
Code: f8 15 00 00 83 fa 02 75 21 48 8b 91 00 16 00 00 48 8b 32 48 8d 7e 01 8b 89 fc 15 00 00 48 39 cf 73 08 48 89 3a 48 89 44 f2 08 0f 1f 00 f3 0f 1e fa 48 8b 04 24 65 48 8b 15 50 93 7c 7e 65 8b
RSP: 0018:ffffc900032c7520 EFLAGS: 00000287
RAX: ffffffff8132a301 RBX: ffffc900032c75e0 RCX: 0000000000080000
RDX: ffffc9000cd89000 RSI: 00000000000628b6 RDI: 00000000000628b7
RBP: ffffc900032c75b0 R08: dffffc0000000000 R09: 0000000000000000
R10: ffffc900032c7670 R11: fffffbfff1d1629e R12: ffff888023d43c00
R13: 0000000000000000 R14: ffffffff8175c250 R15: 0000000000000000
arch_stack_walk+0x31/0x190 arch/x86/kernel/stacktrace.c:17
stack_trace_save+0xaa/0x100 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:46 [inline]
kasan_set_track+0x4e/0x70 mm/kasan/common.c:53
____kasan_kmalloc mm/kasan/common.c:375 [inline]
__kasan_kmalloc+0x8f/0xa0 mm/kasan/common.c:384
kasan_kmalloc include/linux/kasan.h:198 [inline]
__do_kmalloc_node mm/slab_common.c:1007 [inline]
__kmalloc_node+0xb4/0x230 mm/slab_common.c:1014
kmalloc_node include/linux/slab.h:620 [inline]
__vmalloc_area_node mm/vmalloc.c:3144 [inline]
__vmalloc_node_range+0x59a/0x1330 mm/vmalloc.c:3339
__vmalloc_node mm/vmalloc.c:3404 [inline]
__vmalloc+0x7a/0x90 mm/vmalloc.c:3418
bpf_prog_alloc_no_stats+0x47/0x440 kernel/bpf/core.c:98
bpf_prog_alloc+0x3d/0x1a0 kernel/bpf/core.c:136
bpf_prog_load+0x6eb/0x1670 kernel/bpf/syscall.c:2684
__sys_bpf+0x5ba/0x890 kernel/bpf/syscall.c:5477
__do_sys_bpf kernel/bpf/syscall.c:5581 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5579 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5579
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x55/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7ff37d59c819
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:00007ff37e430028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007ff37d815fa0 RCX: 00007ff37d59c819
RDX: 0000000000000094 RSI: 00002000000005c0 RDI: 0000000000000005
RBP: 00007ff37d632c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff37d816038 R14: 00007ff37d815fa0 R15: 00007ffea4be3248