rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-...!: (10476 ticks this GP) idle=ff2/1/0x4000000000000000 softirq=196060/196063 fqs=0 
	(t=10501 jiffies g=317361 q=331)
rcu: rcu_preempt kthread timer wakeup didn't happen for 10501 jiffies! g317361 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=1 timer-softirq=162893
rcu: rcu_preempt kthread starved for 10504 jiffies! g317361 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:I stack:29096 pid:   14 ppid:     2 flags:0x00004000
Call Trace:
 context_switch kernel/sched/core.c:4322 [inline]
 __schedule+0x911/0x21b0 kernel/sched/core.c:5073
 schedule+0xcf/0x270 kernel/sched/core.c:5152
 schedule_timeout+0x14a/0x250 kernel/time/timer.c:1892
 rcu_gp_fqs_loop kernel/rcu/tree.c:2005 [inline]
 rcu_gp_kthread+0xd07/0x2250 kernel/rcu/tree.c:2178
 kthread+0x3b1/0x4a0 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 29014 Comm: syz-executor.4 Not tainted 5.12.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:163 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:197
Code: f0 4d 89 03 e9 f2 fc ff ff b9 ff ff ff ff ba 08 00 00 00 4d 8b 03 48 0f bd ca 49 8b 45 00 48 63 c9 e9 64 ff ff ff 0f 1f 40 00 <65> 8b 05 59 f9 8d 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b
RSP: 0018:ffffc90000dc0778 EFLAGS: 00000046
RAX: 0000000000000000 RBX: ffffc90000dc0910 RCX: ffff88807a281c40
RDX: 0000000000000000 RSI: ffff88807a281c40 RDI: 0000000000000003
RBP: ffffc90000dc08a8 R08: 0000000000000005 R09: 0000000000000000
R10: ffffffff81010bdd R11: 0000000000000000 R12: ffffffff817fcec9
R13: dffffc0000000000 R14: 0000000000000000 R15: ffffc90000dc07e0
FS:  00007f93d5040700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000000 CR3: 0000000077529000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 perf_callchain_store include/linux/perf_event.h:1283 [inline]
 perf_callchain_kernel+0x3eb/0x6a0 arch/x86/events/core.c:2577
 get_perf_callchain+0x171/0x550 kernel/events/callchain.c:200
 perf_callchain+0x165/0x1c0 kernel/events/core.c:7129
 perf_prepare_sample+0xa22/0x1e90 kernel/events/core.c:7156
 __perf_event_output kernel/events/core.c:7325 [inline]
 perf_event_output_forward+0xf3/0x270 kernel/events/core.c:7345
 __perf_event_overflow+0x13c/0x370 kernel/events/core.c:9019
 perf_swevent_hrtimer+0x37c/0x3f0 kernel/events/core.c:10419
 __run_hrtimer kernel/time/hrtimer.c:1537 [inline]
 __hrtimer_run_queues+0x1c0/0xe40 kernel/time/hrtimer.c:1601
 hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
 __sysvec_apic_timer_interrupt+0x146/0x540 arch/x86/kernel/apic/apic.c:1106
 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1100
 </IRQ>
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:632
RIP: 0010:trylock_clear_pending kernel/locking/qspinlock_paravirt.h:121 [inline]
RIP: 0010:pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:435 [inline]
RIP: 0010:__pv_queued_spin_lock_slowpath+0x3c4/0xb40 kernel/locking/qspinlock.c:508
Code: 00 48 c1 e9 03 83 e3 07 41 be 01 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8d 2c 01 eb 0c f3 90 41 83 ec 01 0f 84 72 04 00 00 <41> 0f b6 45 00 38 d8 7f 08 84 c0 0f 85 91 05 00 00 0f b6 45 00 84
RSP: 0018:ffffc90001ddf808 EFLAGS: 00000206
RAX: 0000000000000003 RBX: 0000000000000000 RCX: 1ffffffff18118d0
RDX: 0000000000000001 RSI: ffffffff8179e5d1 RDI: ffffffff813214c1
RBP: ffffffff8c08c680 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff8179e599 R11: 0000000000000000 R12: 00000000000066d8
R13: fffffbfff18118d0 R14: 0000000000000001 R15: ffff8880b9d35f40
 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [inline]
 queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline]
 queued_spin_lock include/asm-generic/qspinlock.h:85 [inline]
 do_raw_spin_lock+0x200/0x2b0 kernel/locking/spinlock_debug.c:113
 spin_lock include/linux/spinlock.h:354 [inline]
 alloc_vmap_area+0x1ba/0x1e10 mm/vmalloc.c:1215
 __get_vm_area_node+0x128/0x380 mm/vmalloc.c:2096
 __vmalloc_node_range mm/vmalloc.c:2571 [inline]
 __vmalloc_node mm/vmalloc.c:2619 [inline]
 __vmalloc+0xf3/0x1a0 mm/vmalloc.c:2633
 bpf_prog_alloc_no_stats+0x39/0x360 kernel/bpf/core.c:85
 bpf_prog_alloc+0x2c/0x200 kernel/bpf/core.c:119
 bpf_prog_load+0x656/0x1f40 kernel/bpf/syscall.c:2164
 __do_sys_bpf+0x1272/0x4f40 kernel/bpf/syscall.c:4399
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4665f9
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f93d5040188 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 00000000004665f9
RDX: 0000000000000078 RSI: 0000000020000680 RDI: 0000000000000005
RBP: 00000000004bfbb9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60
R13: 00007ffd3e9095ff R14: 00007f93d5040300 R15: 0000000000022000
NMI backtrace for cpu 0
CPU: 0 PID: 29003 Comm: syz-executor.3 Not tainted 5.12.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:79 [inline]
 dump_stack+0x141/0x1d7 lib/dump_stack.c:120
 nmi_cpu_backtrace.cold+0x44/0xd7 lib/nmi_backtrace.c:105
 nmi_trigger_cpumask_backtrace+0x1b3/0x230 lib/nmi_backtrace.c:62
 trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline]
 rcu_dump_cpu_stacks+0x222/0x2a7 kernel/rcu/tree_stall.h:341
 print_cpu_stall kernel/rcu/tree_stall.h:622 [inline]
 check_cpu_stall kernel/rcu/tree_stall.h:697 [inline]
 rcu_pending kernel/rcu/tree.c:3830 [inline]
 rcu_sched_clock_irq.cold+0x4f7/0x11dd kernel/rcu/tree.c:2650
 update_process_times+0x16d/0x200 kernel/time/timer.c:1796
 tick_sched_handle+0x9b/0x180 kernel/time/tick-sched.c:226
 tick_sched_timer+0x1b0/0x2d0 kernel/time/tick-sched.c:1369
 __run_hrtimer kernel/time/hrtimer.c:1537 [inline]
 __hrtimer_run_queues+0x1c0/0xe40 kernel/time/hrtimer.c:1601
 hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
 __sysvec_apic_timer_interrupt+0x146/0x540 arch/x86/kernel/apic/apic.c:1106
 sysvec_apic_timer_interrupt+0x40/0xc0 arch/x86/kernel/apic/apic.c:1100
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:632
RIP: 0010:mac80211_hwsim_tx_frame_no_nl.isra.0+0x737/0x1330 drivers/net/wireless/mac80211_hwsim.c:1515
Code: b6 44 24 08 84 c0 0f 85 a8 06 00 00 e8 f2 29 55 fc e8 ed 29 55 fc 48 89 d8 48 c1 e8 03 80 3c 28 00 0f 85 93 09 00 00 48 8b 1b <48> 81 fb 20 4c d4 8c 0f 84 f7 04 00 00 e8 c7 29 55 fc 49 39 de 4c
RSP: 0018:ffffc90000007ba8 EFLAGS: 00000246
RAX: 1ffff110029dd63c RBX: ffff8880624b31e0 RCX: 0000000000000100
RDX: ffff88801efb3880 RSI: ffffffff851ecc73 RDI: 0000000000000003
RBP: dffffc0000000000 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff851ecce9 R11: 0000000000000000 R12: ffff88805f08da00
R13: ffff88805e86b410 R14: ffff88805e86b1e0 R15: 0000000000000000
 mac80211_hwsim_tx_frame+0x14f/0x1e0 drivers/net/wireless/mac80211_hwsim.c:1775
 mac80211_hwsim_beacon_tx+0x4ba/0x910 drivers/net/wireless/mac80211_hwsim.c:1829
 __iterate_interfaces+0x1e5/0x520 net/mac80211/util.c:793
 ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 net/mac80211/util.c:829
 mac80211_hwsim_beacon+0xd5/0x1a0 drivers/net/wireless/mac80211_hwsim.c:1852
 __run_hrtimer kernel/time/hrtimer.c:1537 [inline]
 __hrtimer_run_queues+0x609/0xe40 kernel/time/hrtimer.c:1601
 hrtimer_run_softirq+0x17b/0x360 kernel/time/hrtimer.c:1618
 __do_softirq+0x29b/0x9f6 kernel/softirq.c:345
 invoke_softirq kernel/softirq.c:221 [inline]
 __irq_exit_rcu kernel/softirq.c:422 [inline]
 irq_exit_rcu+0x134/0x200 kernel/softirq.c:434
 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1100
 </IRQ>
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:632
RIP: 0010:rcu_read_unlock_sched_notrace include/linux/rcupdate.h:794 [inline]
RIP: 0010:trace_lock_release include/trace/events/lock.h:58 [inline]
RIP: 0010:lock_release+0x53a/0x720 kernel/locking/lockdep.c:5521
Code: ff 05 ea 44 a8 7e 48 8b 05 23 18 58 0c e8 0e fc ab 07 85 c0 74 0d 80 3d df 9d 57 0c 00 0f 84 9b 00 00 00 65 ff 0d c6 44 a8 7e <0f> 85 6f fb ff ff e8 3a 9a a6 ff e9 65 fb ff ff e8 21 f7 ab 07 e9
RSP: 0018:ffffc90001caf348 EFLAGS: 00000202
RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000000
RBP: 1ffff92000395e6b R08: 0000000000000000 R09: ffffffff8dc5aacf
R10: fffffbfff1b8b559 R11: 000000000000003f R12: ffffffff8c0988a0
R13: 0000000000000000 R14: 0000000000000000 R15: fffff52000388000
 __raw_spin_unlock include/linux/spinlock_api_smp.h:150 [inline]
 _raw_spin_unlock+0x12/0x40 kernel/locking/spinlock.c:183
 spin_unlock include/linux/spinlock.h:394 [inline]
 kasan_depopulate_vmalloc_pte+0x68/0x70 mm/kasan/shadow.c:371
 apply_to_pte_range mm/memory.c:2414 [inline]
 apply_to_pmd_range mm/memory.c:2450 [inline]
 apply_to_pud_range mm/memory.c:2478 [inline]
 apply_to_p4d_range mm/memory.c:2506 [inline]
 __apply_to_page_range+0x645/0xdf0 mm/memory.c:2533
 kasan_release_vmalloc+0xa7/0xc0 mm/kasan/shadow.c:479
 __purge_vmap_area_lazy+0x8f9/0x1c50 mm/vmalloc.c:1381
 _vm_unmap_aliases.part.0+0x3d6/0x4e0 mm/vmalloc.c:1784
 _vm_unmap_aliases mm/vmalloc.c:1758 [inline]
 vm_unmap_aliases+0x47/0x50 mm/vmalloc.c:1807
 change_page_attr_set_clr+0x241/0x500 arch/x86/mm/pat/set_memory.c:1732
 change_page_attr_clear arch/x86/mm/pat/set_memory.c:1789 [inline]
 set_memory_ro+0x78/0xa0 arch/x86/mm/pat/set_memory.c:1935
 bpf_jit_binary_lock_ro include/linux/filter.h:852 [inline]
 bpf_int_jit_compile+0xe11/0x11b0 arch/x86/net/bpf_jit_comp.c:2320
 jit_subprogs kernel/bpf/verifier.c:12073 [inline]
 fixup_call_args kernel/bpf/verifier.c:12150 [inline]
 bpf_check+0xb875/0xcd10 kernel/bpf/verifier.c:13352
 bpf_prog_load+0xe47/0x1f40 kernel/bpf/syscall.c:2216
 __do_sys_bpf+0x1272/0x4f40 kernel/bpf/syscall.c:4399
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4665f9
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff39248b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 00000000004665f9
RDX: 0000000000000070 RSI: 0000000020000440 RDI: 0000000000000005
RBP: 00000000004bfbb9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60
R13: 00007fffd64c0e8f R14: 00007ff39248b300 R15: 0000000000022000