rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 0-....: (1 GPs behind) idle=9f9/1/0x4000000000000002 softirq=12514/12517 fqs=2099
(detected by 1, t=10502 jiffies, g=15813, q=1258)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 6256 Comm: syz.3.720 Not tainted 5.15.178-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:perf_event_output_forward+0x179/0x310 kernel/events/core.c:7797
Code: 8d 5c 24 40 eb 24 e8 76 e0 de ff c6 05 8a 2d 55 0c 01 48 c7 c7 a0 d7 b2 8a be e5 02 00 00 48 c7 c2 e0 d7 b2 8a e8 97 87 c1 ff <4c> 8d a4 24 a0 00 00 00 4c 89 e7 4c 89 fe 4c 8b 74 24 18 4c 89 f2
RSP: 0018:ffffc900000074c0 EFLAGS: 00000046
RAX: ffffffff81a1a4cd RBX: ffffc90000007500 RCX: ffff88802ab5d940
RDX: 0000000000000100 RSI: ffffffff8af9f2a0 RDI: ffffffff8af9f260
RBP: ffffc900000075c8 R08: ffffffff81a1a4ab R09: fffffbfff2131821
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000007560
R13: dffffc0000000000 R14: 0000000000000001 R15: ffffc900000076c0
FS: 00007f283cd146c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000400000002780 CR3: 000000005849f000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
<NMI>
</NMI>
<IRQ>
__perf_event_overflow+0x35d/0x530 kernel/events/core.c:9490
perf_tp_event+0x363/0xc40 kernel/events/core.c:10022
perf_trace_run_bpf_submit+0xf7/0x1d0 kernel/events/core.c:9996
perf_trace_preemptirq_template+0x31d/0x430 include/trace/events/preemptirq.h:14
trace_irq_enable_rcuidle+0x10e/0x190 include/trace/events/preemptirq.h:40
trace_hardirqs_on+0x57/0x80 kernel/trace/trace_preemptirq.c:44
asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:713
RIP: 0010:rcu_read_unlock_special+0x84/0x520 kernel/rcu/tree_plugin.h:671
Code: f1 f1 f1 00 f2 f2 f2 49 89 04 17 66 41 c7 44 17 09 f3 f3 41 c6 44 17 0b f3 65 44 8b 25 4d 82 96 7e 41 f7 c4 00 00 f0 00 74 45 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 3a 00 00 00 00 66 42 c7 44 3a
RSP: 0018:ffffc90000007b00 EFLAGS: 00000206
RAX: 900b8bf6d0f55800 RBX: 1ffff92000000f68 RCX: ffffffff81633dd8
RDX: dffffc0000000000 RSI: ffffffff8aab2b80 RDI: ffffffff8af9f2c0
RBP: ffffc90000007bd8 R08: dffffc0000000000 R09: fffffbfff2131822
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff8cb23d00
R13: ffff88802ab5dd98 R14: ffffc90000007b40 R15: 1ffff92000000f64
__rcu_read_unlock+0x92/0x100 kernel/rcu/tree_plugin.h:422
rcu_read_unlock include/linux/rcupdate.h:771 [inline]
ieee80211_rx_napi+0x1f2/0x380 net/mac80211/rx.c:5006
ieee80211_rx include/net/mac80211.h:4571 [inline]
ieee80211_handle_queued_frames+0x103/0x1b0 net/mac80211/main.c:237
tasklet_action_common+0x3cb/0x4a0
handle_softirqs+0x3a7/0x930 kernel/softirq.c:558
__do_softirq kernel/softirq.c:592 [inline]
invoke_softirq kernel/softirq.c:432 [inline]
__irq_exit_rcu+0x157/0x240 kernel/softirq.c:641
irq_exit_rcu+0x5/0x20 kernel/softirq.c:653
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
</IRQ>
<TASK>
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:preempt_schedule_irq+0xf2/0x1c0 kernel/sched/core.c:6777
Code: 89 f5 49 c1 ed 03 eb 0d 48 f7 03 08 00 00 00 0f 84 97 00 00 00 bf 01 00 00 00 e8 f9 d4 0f f7 e8 b4 4d 3f f7 fb bf 01 00 00 00 <e8> a9 b3 ff ff 43 80 7c 3d 00 00 74 08 4c 89 f7 e8 19 b8 82 f7 48
RSP: 0018:ffffc900035ff8c0 EFLAGS: 00000282
RAX: 900b8bf6d0f55800 RBX: 1ffff920006bff20 RCX: ffffffff81633dd8
RDX: dffffc0000000000 RSI: ffffffff8aab2b80 RDI: 0000000000000001
RBP: ffffc900035ff980 R08: dffffc0000000000 R09: fffffbfff2131822
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff920006bff18
R13: 1ffff920006bff1c R14: ffffc900035ff8e0 R15: dffffc0000000000
irqentry_exit+0x53/0x80 kernel/entry/common.c:432
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:cmpxchg_double_slab+0x11f/0x270 mm/slub.c:505
Code: 02 00 00 0f 84 89 00 00 00 fb e9 83 00 00 00 41 8d 46 20 a8 0f 0f 85 2b 01 00 00 4c 89 f9 4c 89 e2 4c 89 e8 f0 49 0f c7 4e 20 <b0> 01 74 64 eb 5e 49 f7 46 08 01 00 00 00 0f 85 0a 01 00 00 49 8b
RSP: 0018:ffffc900035ffa48 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffff888024814000 RCX: 0000000080040003
RDX: 0000000000040004 RSI: ffffea0000920400 RDI: ffff888017442140
RBP: 0000000080040003 R08: ffff888024814000 R09: 0000000080040003
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000040004
R13: 0000000000000000 R14: ffffea0000920400 R15: 0000000080040003
__slab_free+0x69/0x250 mm/slub.c:3350
do_slab_free mm/slub.c:3487 [inline]
___cache_free+0xe3/0x100 mm/slub.c:3506
qlist_free_all+0x36/0x90 mm/kasan/quarantine.c:176
kasan_quarantine_reduce+0x162/0x180 mm/kasan/quarantine.c:283
__kasan_kmalloc_large+0x16/0xb0 mm/kasan/common.c:533
kasan_kmalloc_large include/linux/kasan.h:274 [inline]
kmalloc_large_node_hook mm/slub.c:1660 [inline]
kmalloc_large_node+0x12a/0x180 mm/slub.c:4428
__kmalloc_node+0x22d/0x390 mm/slub.c:4437
kmalloc_node include/linux/slab.h:614 [inline]
kvmalloc_node+0x80/0x140 mm/util.c:619
kvmalloc include/linux/mm.h:805 [inline]
kvzalloc include/linux/mm.h:813 [inline]
alloc_netdev_mqs+0x85/0xc10 net/core/dev.c:10852
tun_set_iff+0x522/0xdc0 drivers/net/tun.c:2773
__tun_chr_ioctl+0x7ec/0x2270 drivers/net/tun.c:3062
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl+0xf1/0x160 fs/ioctl.c:860
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f283eeab169
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:00007f283cd14038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f283f0c3fa0 RCX: 00007f283eeab169
RDX: 0000400000000080 RSI: 00000000400454ca RDI: 000000000000000c
RBP: 00007f283ef2c2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f283f0c3fa0 R15: 00007ffc9ff5a478
</TASK>