rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-.... } 2672 jiffies s: 321305 root: 0x2/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 17727 Comm: syz.2.4338 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
RIP: 0010:memory_is_nonzero mm/kasan/generic.c:101 [inline]
RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:128 [inline]
RIP: 0010:memory_is_poisoned mm/kasan/generic.c:159 [inline]
RIP: 0010:check_region_inline mm/kasan/generic.c:180 [inline]
RIP: 0010:kasan_check_range+0x5e/0x290 mm/kasan/generic.c:189
Code: bc 01 00 00 00 00 fc ff df 49 89 fe 49 c1 ee 03 49 ba 00 00 00 00 00 fc ff df 4f 8d 1c 16 4c 8d 44 3e ff 4d 89 c1 49 c1 e9 03 <4b> 8d 1c 21 49 89 df 4d 29 df 49 83 ff 10 7f 29 4d 85 ff 0f 84 38
RSP: 0018:ffffc900001e0898 EFLAGS: 00000806
RAX: ffffffff818ecd01 RBX: ffff8880b8f3b9f0 RCX: ffffffff818ecd7d
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8880b8f3b9f8
RBP: ffffc900001e09b0 R08: ffff8880b8f3b9fb R09: 1ffff110171e773f
R10: dffffc0000000000 R11: ffffed10171e773f R12: dffffc0000000001
R13: 0000000000000000 R14: 1ffff110171e773f R15: dffffc0000000000
FS:  00007f4b4781d6c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000005d7f3000 CR4: 00000000003506e0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 instrument_atomic_read include/linux/instrumented.h:72 [inline]
 atomic_read include/linux/atomic/atomic-instrumented.h:27 [inline]
 irq_work_single+0x2d/0x230 kernel/irq_work.c:201
 irq_work_run_list kernel/irq_work.c:242 [inline]
 irq_work_run+0x159/0x2f0 kernel/irq_work.c:251
 __sysvec_irq_work+0xba/0x350 arch/x86/kernel/irq_work.c:22
 instr_sysvec_irq_work arch/x86/kernel/irq_work.c:17 [inline]
 sysvec_irq_work+0x4a/0xc0 arch/x86/kernel/irq_work.c:17
 asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:728
RIP: 0010:rcu_read_unlock_special+0x7f/0x510 kernel/rcu/tree_plugin.h:685
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 92 31 95 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 40 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08
RSP: 0018:ffffc900001e0aa0 EFLAGS: 00000206
RAX: 81d819de32761a00 RBX: 1ffff9200003c15c RCX: 81d819de32761a00
RDX: dffffc0000000000 RSI: ffffffff8a8c1220 RDI: ffffffff8adf0d20
RBP: ffffc900001e0b90 R08: ffff8880b8f3580b R09: 1ffff110171e6b01
R10: dffffc0000000000 R11: ffffed10171e6b02 R12: 0000000000000246
R13: dffffc0000000000 R14: ffff8880b8f3b900 R15: 0000000000000002
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:426
 rcu_read_unlock include/linux/rcupdate.h:823 [inline]
 ieee80211_iterate_active_interfaces_atomic+0x156/0x170 net/mac80211/util.c:826
 mac80211_hwsim_beacon+0xb7/0x1b0 drivers/net/wireless/mac80211_hwsim.c:2147
 __run_hrtimer kernel/time/hrtimer.c:1747 [inline]
 __hrtimer_run_queues+0x560/0xd70 kernel/time/hrtimer.c:1811
 hrtimer_run_softirq+0x183/0x2a0 kernel/time/hrtimer.c:1828
 handle_softirqs+0x2a1/0x930 kernel/softirq.c:596
 __do_softirq kernel/softirq.c:630 [inline]
 invoke_softirq kernel/softirq.c:470 [inline]
 __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:679
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:691
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:preempt_count_sub+0x0/0x160 kernel/sched/core.c:5733
Code: 48 c7 c1 e8 00 20 8e 80 e1 07 80 c1 03 38 c1 0f 8c 6e ff ff ff 48 c7 c7 e8 00 20 8e e8 f9 74 7a 00 89 df e9 5b ff ff ff 66 90 <55> 53 48 bb 00 00 00 00 00 fc ff df 48 c7 c0 40 c1 bf 96 48 c1 e8
RSP: 0018:ffffc90003d17c58 EFLAGS: 00000206
RAX: dffffc0000000004 RBX: 0000000000000a02 RCX: 81d819de32761a00
RDX: dffffc0000000000 RSI: ffffffff8a8c1220 RDI: 0000000000000001
RBP: ffffc90003d17ce0 R08: ffff8880b8f3580b R09: 1ffff110171e6b01
R10: dffffc0000000000 R11: ffffed10171e6b02 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffffffff96f171b0 R15: 1ffff920007a2f8c
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
 _raw_spin_unlock_irqrestore+0xc1/0x120 kernel/locking/spinlock.c:194
 debug_timer_init kernel/time/timer.c:777 [inline]
 debug_init kernel/time/timer.c:825 [inline]
 init_timer_key+0x3e/0x320 kernel/time/timer.c:869
 sock_init_data_uid+0x70/0xbe0 net/core/sock.c:3406
 __netlink_create+0x7e/0x2d0 net/netlink/af_netlink.c:633
 netlink_create+0x3a7/0x510 net/netlink/af_netlink.c:692
 __sock_create+0x4a2/0x940 net/socket.c:1549
 sock_create net/socket.c:1605 [inline]
 __sys_socket_create net/socket.c:1642 [inline]
 __sys_socket+0xc4/0x190 net/socket.c:1670
 __do_sys_socket net/socket.c:1683 [inline]
 __se_sys_socket net/socket.c:1681 [inline]
 __x64_sys_socket+0x76/0x80 net/socket.c:1681
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f4b4699bf79
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:00007f4b4781d028 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007f4b46c15fa0 RCX: 00007f4b4699bf79
RDX: 0000000000000004 RSI: 0000000000000002 RDI: 0000000000000010
RBP: 00007f4b46a327e0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4b46c16038 R14: 00007f4b46c15fa0 R15: 00007ffe594079c8
 </TASK>