rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 1-....: (1 GPs behind) idle=48f/1/0x4000000000000002 softirq=27380/27381 fqs=5245
(detected by 0, t=10502 jiffies, g=38921, q=4820)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 10426 Comm: syz.7.1731 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
RIP: 0010:preempt_count_add+0x3e/0x190 kernel/sched/core.c:5512
Code: 2d 96 48 c1 e8 03 42 0f b6 04 38 84 c0 0f 85 eb 00 00 00 83 3d c2 4e db 14 00 75 07 65 8b 05 01 0f b0 7e 65 01 3d fa 0e b0 7e <48> c7 c0 80 af 2d 96 48 c1 e8 03 42 0f b6 04 38 84 c0 0f 85 e6 00
RSP: 0018:ffffc90000dd0788 EFLAGS: 00000006
RAX: 0000000000000102 RBX: ffff88802a7b5d78 RCX: ffffffff962daf03
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: ffff8880b91351c8
R10: dffffc0000000000 R11: ffffed1017227662 R12: dffffc0000000000
R13: 1ffff110054f6baf R14: 0000000000000000 R15: dffffc0000000000
FS: 00007f54c13836c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3201cff8 CR3: 000000006470e000 CR4: 00000000003506e0
DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff1 DR7: 0000000000000600
Call Trace:
migrate_disable+0x62/0x180 kernel/sched/core.c:2160
BPF_PROG_RUN_ARRAY include/linux/bpf.h:1430 [inline]
trace_call_bpf+0xef/0x5b0 kernel/trace/bpf_trace.c:127
perf_trace_run_bpf_submit+0x79/0x1c0 kernel/events/core.c:10016
perf_trace_preemptirq_template+0x2aa/0x360 include/trace/events/preemptirq.h:14
trace_irq_enable_rcuidle+0x108/0x180 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+0x7f/0x4a0 kernel/rcu/tree_plugin.h:674
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 12 f2 9c 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:ffffc90000dd0b00 EFLAGS: 00000206
RAX: 60d5ce178c26aa00 RBX: 1ffff920001ba164 RCX: 60d5ce178c26aa00
RDX: dffffc0000000000 RSI: ffffffff8a2b2780 RDI: ffffffff8a79f980
RBP: ffffc90000dd0be0 R08: ffff8880b913b30b R09: 1ffff11017227661
R10: dffffc0000000000 R11: ffffed1017227662 R12: ffffffff8c322f00
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000002
__rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422
rcu_read_unlock include/linux/rcupdate.h:772 [inline]
ieee80211_rx_napi+0x20f/0x390 net/mac80211/rx.c:5019
ieee80211_rx include/net/mac80211.h:4573 [inline]
ieee80211_handle_queued_frames+0x105/0x1b0 net/mac80211/main.c:237
tasklet_action_common+0x2ad/0x410 kernel/softirq.c:806
handle_softirqs+0x339/0x830 kernel/softirq.c:576
__do_softirq kernel/softirq.c:610 [inline]
invoke_softirq kernel/softirq.c:450 [inline]
__irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659
irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
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
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:preempt_schedule_irq+0xb6/0x160 kernel/sched/core.c:6799
Code: 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 7f bf 01 00 00 00 e8 85 ae 8d f7 e8 c0 9a ba f7 fb bf 01 00 00 00 65 b5 ff ff 43 c6 44 37 08 00 48 c7 44 24 40 00 00 00 00 9c 8f
RSP: 0018:ffffc90002fdfbc0 EFLAGS: 00000282
RAX: 60d5ce178c26aa00 RBX: 0000000000000000 RCX: 60d5ce178c26aa00
RDX: dffffc0000000000 RSI: ffffffff8a2b2780 RDI: 0000000000000001
RBP: ffffc90002fdfc70 R08: ffff8880b913b30b R09: 1ffff11017227661
R10: dffffc0000000000 R11: ffffed1017227662 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920005fbf78
irqentry_exit+0x63/0x70 kernel/entry/common.c:432
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:sk_init_common+0x4fe/0xab0 net/core/sock.c:2048
Code: bb f9 03 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 28 84 c0 0f 85 b7 04 00 00 0f b6 ab f9 03 00 00 48 8d bb f8 03 00 00 48 89 f8 <48> c1 e8 03 42 0f b6 04 28 84 c0 0f 85 b2 04 00 00 48 8d bb d8 03
RSP: 0018:ffffc90002fdfd30 EFLAGS: 00000246
RAX: ffff888056113bf8 RBX: ffff888056113800 RCX: 0000000000080000
RDX: ffffc90003a93000 RSI: ffffffff8b1ecf00 RDI: ffff888056113bf8
RBP: 0000000000000002 R08: ffff888056113997 R09: ffff888056113988
R10: dffffc0000000000 R11: ffffed100ac22733 R12: 0000000000000002
R13: dffffc0000000000 R14: ffffffff8b1e77d0 R15: 00000000000000a0
sock_init_data_uid+0x2d/0xbe0 net/core/sock.c:3166
inet6_create+0x7ce/0x1170 net/ipv6/af_inet6.c:195
__sock_create+0x47b/0x900 net/socket.c:1495
sock_create net/socket.c:1551 [inline]
__sys_socket+0xe2/0x170 net/socket.c:1593
__do_sys_socket net/socket.c:1602 [inline]
__se_sys_socket net/socket.c:1600 [inline]
__x64_sys_socket+0x76/0x80 net/socket.c:1600
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f54c3129819
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:00007f54c1383028 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007f54c33a2fa0 RCX: 00007f54c3129819
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000000000000000a
RBP: 00007f54c31bfc91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f54c33a3038 R14: 00007f54c33a2fa0 R15: 00007ffd86e5e5d8