rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 0-....: (1 GPs behind) idle=9e7/1/0x4000000000000002 softirq=7588/7589 fqs=5248 (detected by 1, t=10502 jiffies, g=7893, q=1318) Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 4166 Comm: syz.4.192 Not tainted 5.15.163-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:perf_event_output_forward+0x2a7/0x310 kernel/events/core.c:7760 Code: 01 03 00 00 48 c7 c2 40 d5 92 8a e8 73 97 c1 ff e8 de 56 ca ff 48 c7 c7 20 fb 91 8c e8 32 a6 02 00 48 c7 44 24 20 0e 36 e0 45 <48> 8b 44 24 10 c7 04 03 00 00 00 00 48 c7 44 03 0b 00 00 00 00 c6 RSP: 0018:ffffc900000074c0 EFLAGS: 00000046 RAX: d8c03e5242c6c200 RBX: dffffc0000000000 RCX: ffffc90000007403 RDX: 0000000000000002 RSI: ffffffff8a8b3ca0 RDI: ffffffff8ad8f700 RBP: ffffc900000075c8 R08: dffffc0000000000 R09: fffffbfff1bc8ede R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc900000076c0 R13: dffffc0000000000 R14: ffff888078d5af40 R15: ffffc90000007500 FS: 00007fe7588896c0(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30217ff8 CR3: 00000000749e0000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __perf_event_overflow+0x35d/0x530 kernel/events/core.c:9454 perf_tp_event+0x363/0xc40 kernel/events/core.c:9986 perf_trace_run_bpf_submit+0xf7/0x1d0 kernel/events/core.c:9960 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:664 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 3d a6 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: d8c03e5242c6c200 RBX: 1ffff92000000f68 RCX: ffffffff816319a8 RDX: dffffc0000000000 RSI: ffffffff8a8b2a00 RDI: ffffffff8ad8f700 RBP: ffffc90000007bd0 R08: dffffc0000000000 R09: fffffbfff1f7f41a R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff8c923b00 R13: ffff88801ecc5d98 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_iterate_active_interfaces_atomic+0x12e/0x140 net/mac80211/util.c:831 mac80211_hwsim_beacon+0xa7/0x180 drivers/net/wireless/mac80211_hwsim.c:1865 __run_hrtimer kernel/time/hrtimer.c:1686 [inline] __hrtimer_run_queues+0x598/0xcf0 kernel/time/hrtimer.c:1750 hrtimer_run_softirq+0x196/0x2c0 kernel/time/hrtimer.c:1767 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 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1096 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:finish_lock_switch+0x91/0x100 kernel/sched/core.c:4785 Code: 45 31 c9 68 47 99 59 81 e8 ac 12 09 00 48 83 c4 08 4c 89 ff e8 60 da fe ff 66 90 4c 89 ff e8 56 92 ce 08 e8 e1 44 2d 00 fb 5b <41> 5c 41 5d 41 5e 41 5f c3 44 89 f1 80 e1 07 80 c1 03 38 c1 7c 87 RSP: 0018:ffffc900031e6cb8 EFLAGS: 00000282 RAX: d8c03e5242c6c200 RBX: ffff888024ce9df4 RCX: ffffffff816319a8 RDX: dffffc0000000000 RSI: ffffffff8a8b2a00 RDI: ffffffff8ad8f700 RBP: ffffc900031e6d30 R08: dffffc0000000000 R09: fffffbfff1f7f41a R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffff11017347613 R14: ffff8880b9a3b098 R15: ffff8880b9a3a340 finish_task_switch+0x134/0x630 kernel/sched/core.c:4902 context_switch kernel/sched/core.c:5033 [inline] __schedule+0x12cc/0x45b0 kernel/sched/core.c:6376 preempt_schedule_irq+0xf7/0x1c0 kernel/sched/core.c:6780 irqentry_exit+0x53/0x80 kernel/entry/common.c:432 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:try_charge_memcg+0x315/0x1530 mm/memcontrol.c:2604 Code: 74 08 4c 89 f7 e8 db 89 fa ff f6 84 24 51 01 00 00 02 44 8b 74 24 10 0f 85 c9 06 00 00 41 f7 c7 00 02 00 00 74 01 fb 45 84 e4 <49> bc 00 00 00 00 00 fc ff df 0f 85 4f 0f 00 00 e9 ad 07 00 00 48 RSP: 0018:ffffc900031e70a0 EFLAGS: 00000202 RAX: dffffc0000000000 RBX: 1ffff9200063ce3e RCX: ffffffff816319a8 RDX: dffffc0000000000 RSI: ffffffff8a8b2a00 RDI: ffffffff8ad8f700 RBP: ffffc900031e72d0 R08: dffffc0000000000 R09: fffffbfff1f7f41a R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001 R13: ffffc900031e7230 R14: 0000000000000001 R15: 0000000000000246 obj_cgroup_charge_pages+0xab/0x1d0 mm/memcontrol.c:3015 obj_cgroup_charge+0x19e/0x390 mm/memcontrol.c:3296 memcg_slab_pre_alloc_hook mm/slab.h:287 [inline] slab_pre_alloc_hook+0xa6/0xc0 mm/slab.h:497 slab_alloc_node mm/slub.c:3134 [inline] slab_alloc mm/slub.c:3228 [inline] kmem_cache_alloc+0x3f/0x280 mm/slub.c:3233 sk_prot_alloc+0x58/0x200 net/core/sock.c:1857 sk_alloc+0x35/0x310 net/core/sock.c:1916 inet6_create+0x617/0xf30 net/ipv6/af_inet6.c:191 __sock_create+0x460/0x8d0 net/socket.c:1486 inet_ctl_sock_create+0xbe/0x200 net/ipv4/af_inet.c:1675 ndisc_net_init+0xa3/0x280 net/ipv6/ndisc.c:1912 ops_init+0x35d/0x610 net/core/net_namespace.c:138 setup_net+0x358/0x9e0 net/core/net_namespace.c:332 copy_net_ns+0x392/0x5d0 net/core/net_namespace.c:476 create_new_namespaces+0x425/0x7a0 kernel/nsproxy.c:110 copy_namespaces+0x365/0x3b0 kernel/nsproxy.c:178 copy_process+0x1841/0x3ef0 kernel/fork.c:2209 kernel_clone+0x210/0x960 kernel/fork.c:2604 __do_sys_clone kernel/fork.c:2721 [inline] __se_sys_clone kernel/fork.c:2705 [inline] __x64_sys_clone+0x23f/0x290 kernel/fork.c:2705 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: 0033:0x7fe759e08b59 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:00007fe758888ff8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007fe759f98f60 RCX: 00007fe759e08b59 RDX: 0000000020000080 RSI: 00000000200005e0 RDI: 0000000060120000 RBP: 00007fe759e77e5d R08: 0000000020000280 R09: 0000000020000280 R10: 00000000200000c0 R11: 0000000000000206 R12: 0000000000000000 R13: 000000000000000b R14: 00007fe759f98f60 R15: 00007ffd0e011728