rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 0-....: (1 GPs behind) idle=3584/1/0x4000000000000000 softirq=38363/38364 fqs=5243
rcu: hardirqs softirqs csw/system
rcu: number: 13972655 0 0
rcu: cputime: 8200 44327 0 ==> 52510(ms)
rcu: (detected by 1, t=10502 jiffies, g=52329, q=2708 ncpus=2)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 12659 Comm: syz.2.2474 Not tainted 6.6.101-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:hlock_class kernel/locking/lockdep.c:228 [inline]
RIP: 0010:__lock_acquire+0x1085/0x7c80 kernel/locking/lockdep.c:5133
Code: 03 89 c3 81 e3 ff 1f 00 00 c1 e8 03 25 f8 03 00 00 48 8d b8 20 35 da 90 be 08 00 00 00 e8 63 bf 75 00 48 0f a3 1d 2b 17 73 0f <0f> 83 40 01 00 00 48 69 c3 d0 00 00 00 48 8d 98 e0 b3 70 90 49 b8
RSP: 0018:ffffc90000007280 EFLAGS: 00000057
RAX: 0000000000000001 RBX: 0000000000000021 RCX: ffffffff81671ded
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff90da3520
RBP: ffffc900000074c8 R08: ffffffff90da3527 R09: 1ffffffff21b46a4
R10: dffffc0000000000 R11: fffffbfff21b46a5 R12: 0000000056b885a6
R13: ffff888025dcbc00 R14: 0000000030cfc13a R15: ffff888025dcc7a0
FS: 00007fe29d6466c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30112ff8 CR3: 0000000063bf4000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
lock_acquire+0x197/0x410 kernel/locking/lockdep.c:5754
rcu_lock_acquire include/linux/rcupdate.h:334 [inline]
rcu_read_lock_sched include/linux/rcupdate.h:878 [inline]
pfn_valid include/linux/mmzone.h:2011 [inline]
__virt_addr_valid+0x1a9/0x540 arch/x86/mm/physaddr.c:65
kasan_addr_to_slab+0xd/0xd0 mm/kasan/common.c:35
__kasan_record_aux_stack+0xf/0xc0 mm/kasan/generic.c:477
irq_work_queue_on+0xf5/0x220 kernel/irq_work.c:150
rcu_read_unlock_special+0x3a7/0x4c0 kernel/rcu/tree_plugin.h:675
__rcu_read_unlock+0x7c/0xd0 kernel/rcu/tree_plugin.h:426
rcu_read_unlock include/linux/rcupdate.h:818 [inline]
trace_call_bpf+0x59f/0x690 kernel/trace/bpf_trace.c:145
perf_trace_run_bpf_submit+0x7a/0x1c0 kernel/events/core.c:10248
perf_trace_preemptirq_template+0x281/0x340 include/trace/events/preemptirq.h:14
trace_irq_enable+0xbf/0xe0 include/trace/events/preemptirq.h:40
trace_hardirqs_on+0x18/0x40 kernel/trace/trace_preemptirq.c:56
asm_sysvec_irq_work+0x1a/0x20 arch/x86/include/asm/idtentry.h:723
RIP: 0010:rcu_read_unlock_special+0x88/0x4c0 kernel/rcu/tree_plugin.h:682
Code: f1 f1 f1 00 f2 f2 f2 4a 89 04 2b 66 42 c7 44 2b 09 f3 f3 42 c6 44 2b 0b f3 65 44 8b 35 a9 4e 93 7e 41 f7 c6 00 00 f0 00 74 45 <48> c7 44 24 40 0e 36 e0 45 4a c7 04 2b 00 00 00 00 66 42 c7 44 2b
RSP: 0018:ffffc90000007b00 EFLAGS: 00000206
RAX: 9da64afc94f77b00 RBX: 1ffff92000000f68 RCX: 9da64afc94f77b00
RDX: dffffc0000000000 RSI: ffffffff8aaaba40 RDI: ffffffff8afc6780
RBP: ffffc90000007bf0 R08: ffffffff90da3537 R09: 1ffffffff21b46a6
R10: dffffc0000000000 R11: fffffbfff21b46a7 R12: ffffffff8cd35400
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000001
__rcu_read_unlock+0x7c/0xd0 kernel/rcu/tree_plugin.h:426
rcu_read_unlock include/linux/rcupdate.h:818 [inline]
ieee80211_iterate_active_interfaces_atomic+0x15a/0x180 net/mac80211/util.c:804
mac80211_hwsim_beacon+0xbb/0x1b0 drivers/net/wireless/virtual/mac80211_hwsim.c:2295
__run_hrtimer kernel/time/hrtimer.c:1755 [inline]
__hrtimer_run_queues+0x51e/0xc40 kernel/time/hrtimer.c:1819
hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1836
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
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:lock_acquire+0x1f2/0x410 kernel/locking/lockdep.c:5758
Code: 00 9c 8f 84 24 80 00 00 00 f6 84 24 81 00 00 00 02 0f 85 f5 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 04 3c 00 00 00 00 66 43 c7 44 3c 09 00 00 43 c6 44 3c 0b 00
RSP: 0018:ffffc900049ffc00 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 0000000000000000 RCX: 9da64afc94f77b00
RDX: 0000000000000000 RSI: ffffffff8aaacbc0 RDI: ffffffff8afc6780
RBP: ffffc900049ffd20 R08: dffffc0000000000 R09: 1ffffffff21b46a6
R10: dffffc0000000000 R11: fffffbfff21b46a7 R12: 1ffff9200093ff8c
R13: ffffffff8ce26fa0 R14: 0000000000000246 R15: dffffc0000000000
fs_reclaim_acquire+0x98/0x100 mm/page_alloc.c:3587
might_alloc include/linux/sched/mm.h:303 [inline]
slab_pre_alloc_hook+0x2a/0x310 mm/slab.h:714
slab_alloc_node mm/slub.c:3467 [inline]
slab_alloc mm/slub.c:3493 [inline]
__kmem_cache_alloc_lru mm/slub.c:3500 [inline]
kmem_cache_alloc_lru+0x4d/0x2e0 mm/slub.c:3516
alloc_inode_sb include/linux/fs.h:2946 [inline]
sock_alloc_inode+0x28/0xc0 net/socket.c:308
alloc_inode fs/inode.c:261 [inline]
new_inode_pseudo+0x63/0x1d0 fs/inode.c:1049
sock_alloc net/socket.c:634 [inline]
__sock_create+0x12d/0x940 net/socket.c:1535
sock_create net/socket.c:1627 [inline]
__sys_socket_create net/socket.c:1664 [inline]
__sys_socket+0xd7/0x1a0 net/socket.c:1715
__do_sys_socket net/socket.c:1729 [inline]
__se_sys_socket net/socket.c:1727 [inline]
__x64_sys_socket+0x7a/0x90 net/socket.c:1727
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fe29c78ebe9
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:00007fe29d646038 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007fe29c9b5fa0 RCX: 00007fe29c78ebe9
RDX: 0000000000000106 RSI: 0200000000000001 RDI: 0000000000000002
RBP: 00007fe29c811e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fe29c9b6038 R14: 00007fe29c9b5fa0 R15: 00007fff9ec60788