rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2685 jiffies s: 9665 root: 0x1/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 5090 Comm: syz.1.132 Not tainted 6.1.119-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:memset_erms+0xb/0x10 arch/x86/lib/memset_64.S:65 Code: 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 f3 48 ab 89 d1 f3 aa 4c 89 c8 c3 90 49 89 f9 40 88 f0 48 89 d1 f3 aa <4c> 89 c8 c3 90 49 89 fa 40 0f b6 ce 48 b8 01 01 01 01 01 01 01 01 RSP: 0018:ffffc90000006fd8 EFLAGS: 00000002 RAX: 0000000000000000 RBX: 1ffffffff1e2e44d RCX: 0000000000000000 RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffffc900000071a0 RBP: dffffc0000000000 R08: dffffc0000000000 R09: ffffc90000007190 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000007140 R13: ffffffff8f172268 R14: ffffc90000007175 R15: ffffc90000007190 FS: 00007fc2c09266c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000100000000 CR3: 000000007de45000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: unwind_next_frame+0xde7/0x2220 arch/x86/kernel/unwind_orc.c:546 perf_callchain_kernel+0x475/0x620 arch/x86/events/core.c:2805 get_perf_callchain+0x579/0x810 kernel/events/callchain.c:200 perf_callchain kernel/events/core.c:7488 [inline] perf_prepare_sample+0x390/0x1fb0 kernel/events/core.c:7521 __perf_event_output kernel/events/core.c:7706 [inline] perf_event_output_forward+0x1b7/0x330 kernel/events/core.c:7726 __perf_event_overflow+0x45e/0x640 kernel/events/core.c:9472 perf_tp_event+0x35a/0xc80 kernel/events/core.c:10005 perf_trace_run_bpf_submit+0xf7/0x1d0 kernel/events/core.c:9978 perf_trace_preemptirq_template+0x2d1/0x3d0 include/trace/events/preemptirq.h:14 trace_irq_enable_rcuidle+0xd5/0x140 include/trace/events/preemptirq.h:40 trace_hardirqs_on+0x24/0x40 kernel/trace/trace_preemptirq.c:44 asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:728 RIP: 0010:rcu_read_unlock_special+0x84/0x540 kernel/rcu/tree_plugin.h:682 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 7d 18 8e 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:ffffc90000007ac0 EFLAGS: 00000206 RAX: 1ae68bd1cadc5b00 RBX: 1ffff92000000f60 RCX: ffffffff97353103 RDX: dffffc0000000000 RSI: ffffffff8b0c01c0 RDI: ffffffff8b5e6200 RBP: ffffc90000007ba0 R08: ffffffff81b6421c R09: ffffed10171c6ad6 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff8d32fe00 R13: ffff88801af20458 R14: ffffc90000007b00 R15: 1ffff92000000f5c __rcu_read_unlock+0x92/0x100 kernel/rcu/tree_plugin.h:426 rcu_read_unlock include/linux/rcupdate.h:823 [inline] ieee80211_iterate_active_interfaces_atomic+0x153/0x170 net/mac80211/util.c:826 mac80211_hwsim_beacon+0xd0/0x1e0 drivers/net/wireless/mac80211_hwsim.c:2142 __run_hrtimer kernel/time/hrtimer.c:1689 [inline] __hrtimer_run_queues+0x5e5/0xe50 kernel/time/hrtimer.c:1753 hrtimer_run_softirq+0x196/0x2c0 kernel/time/hrtimer.c:1770 handle_softirqs+0x2ee/0xa40 kernel/softirq.c:571 __do_softirq kernel/softirq.c:605 [inline] invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x157/0x240 kernel/softirq.c:654 irq_exit_rcu+0x5/0x20 kernel/softirq.c:666 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 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:schedule_debug kernel/sched/core.c:5799 [inline] RIP: 0010:__schedule+0x151/0x4570 kernel/sched/core.c:6451 Code: f7 48 8b 1b 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 48 89 df e8 66 ee 27 f7 48 81 3b 9d 6e ac 57 <0f> 85 c6 19 00 00 45 85 e4 75 5e 48 8b 44 24 30 48 8d 58 18 48 89 RSP: 0018:ffffc900034d7100 EFLAGS: 00000246 RAX: 1ffff9200069a000 RBX: ffffc900034d0000 RCX: dffffc0000000000 RDX: 0000000000000010 RSI: ffffffff8b5e61e0 RDI: ffffffff8b5e61a0 RBP: ffffc900034d72b0 R08: dffffc0000000000 R09: ffffc900034d7240 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001 R13: ffffffff8fae0cfe R14: ffff8880b8e00000 R15: dffffc0000000000 preempt_schedule_common+0x83/0xd0 kernel/sched/core.c:6727 preempt_schedule+0xd9/0xe0 kernel/sched/core.c:6751 preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:34 unwind_next_frame+0x1a55/0x2220 arch/x86/kernel/unwind_orc.c:629 arch_stack_walk+0x10d/0x140 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x113/0x1c0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:52 ____kasan_kmalloc mm/kasan/common.c:374 [inline] __kasan_kmalloc+0x97/0xb0 mm/kasan/common.c:383 kmalloc_node include/linux/slab.h:579 [inline] kzalloc_node include/linux/slab.h:704 [inline] __get_vm_area_node+0x126/0x360 mm/vmalloc.c:2498 __vmalloc_node_range+0x37d/0x14b0 mm/vmalloc.c:3193 __vmalloc_node mm/vmalloc.c:3298 [inline] __vmalloc+0x75/0x80 mm/vmalloc.c:3312 bpf_prog_alloc_no_stats+0x34/0x3f0 kernel/bpf/core.c:92 bpf_prog_alloc+0x1c/0x1b0 kernel/bpf/core.c:130 bpf_prog_load+0x803/0x1bb0 kernel/bpf/syscall.c:2592 __sys_bpf+0x382/0x6c0 kernel/bpf/syscall.c:5020 __do_sys_bpf kernel/bpf/syscall.c:5124 [inline] __se_sys_bpf kernel/bpf/syscall.c:5122 [inline] __x64_sys_bpf+0x78/0x90 kernel/bpf/syscall.c:5122 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fc2bfb7ff19 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:00007fc2c0926058 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007fc2bfd45fa0 RCX: 00007fc2bfb7ff19 RDX: 0000000000000090 RSI: 0000000020000340 RDI: 0000000000000005 RBP: 00007fc2bfbf3986 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fc2bfd45fa0 R15: 00007ffc7c5a0f18