------------[ cut here ]------------ WARNING: CPU: 1 PID: 16508 at kernel/time/hrtimer.c:927 hrtimer_forward+0x1e3/0x260 kernel/time/hrtimer.c:927 Modules linked in: CPU: 1 PID: 16508 Comm: syz-executor.4 Not tainted 5.10.0-next-20201223-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:hrtimer_forward+0x1e3/0x260 kernel/time/hrtimer.c:927 Code: e5 4d 0f 4e ec e8 5d 2e 10 00 4c 89 6b 20 e8 54 2e 10 00 4c 89 f0 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f c3 e8 3d 2e 10 00 <0f> 0b 45 31 f6 eb dd e8 31 2e 10 00 4c 89 e0 48 8b 3c 24 48 99 48 RSP: 0018:ffffc90000dc0db0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff888068345838 RCX: 0000000000000100 RDX: ffff88801a818000 RSI: ffffffff81624b83 RDI: 0000000000000003 RBP: 00000000061a8000 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff81624a38 R11: 0000000000000000 R12: 0000000000000000 R13: 000000742c233332 R14: 0000000000000001 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000050a3f0 CR3: 000000006801a000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: mac80211_hwsim_beacon+0x159/0x1a0 drivers/net/wireless/mac80211_hwsim.c:1791 __run_hrtimer kernel/time/hrtimer.c:1519 [inline] __hrtimer_run_queues+0x693/0xea0 kernel/time/hrtimer.c:1583 hrtimer_run_softirq+0x17b/0x360 kernel/time/hrtimer.c:1600 __do_softirq+0x2a5/0x9f7 kernel/softirq.c:343 asm_call_irq_on_stack+0xf/0x20 __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] do_softirq_own_stack+0xaa/0xd0 arch/x86/kernel/irq_64.c:77 invoke_softirq kernel/softirq.c:226 [inline] __irq_exit_rcu kernel/softirq.c:420 [inline] irq_exit_rcu+0x134/0x200 kernel/softirq.c:432 sysvec_apic_timer_interrupt+0x4d/0x100 arch/x86/kernel/apic/apic.c:1096 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:628 RIP: 0010:lock_is_held_type+0xc2/0x100 kernel/locking/lockdep.c:5481 Code: 03 44 39 f0 41 0f 94 c4 48 c7 c7 80 a1 4b 89 e8 44 0b 00 00 b8 ff ff ff ff 65 0f c1 05 57 8c 15 77 83 f8 01 75 23 ff 34 24 9d <48> 83 c4 08 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 45 31 e4 eb RSP: 0018:ffffc9000296f5f0 EFLAGS: 00000202 RAX: 0000000000000001 RBX: 0000000000000000 RCX: 1ffffffff19df91b RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffffff8b363600 R08: 0000000000000000 R09: ffff888016515423 R10: ffffed1002ca2a84 R11: 0000000000000000 R12: 0000000000000000 R13: ffff88801a818990 R14: 00000000ffffffff R15: ffffc90002968000 lock_is_held include/linux/lockdep.h:271 [inline] schedule_debug kernel/sched/core.c:4846 [inline] __schedule+0x14a0/0x2150 kernel/sched/core.c:4972 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:5238 preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:40 __raw_spin_unlock include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock+0x36/0x40 kernel/locking/spinlock.c:183 spin_unlock include/linux/spinlock.h:394 [inline] zap_pte_range mm/memory.c:1320 [inline] zap_pmd_range mm/memory.c:1368 [inline] zap_pud_range mm/memory.c:1397 [inline] zap_p4d_range mm/memory.c:1418 [inline] unmap_page_range+0xf98/0x2640 mm/memory.c:1439 unmap_single_vma+0x198/0x300 mm/memory.c:1484 unmap_vmas+0x168/0x2e0 mm/memory.c:1516 exit_mmap+0x2b1/0x5a0 mm/mmap.c:3234 __mmput+0x122/0x470 kernel/fork.c:1084 mmput+0x53/0x60 kernel/fork.c:1105 exit_mm kernel/exit.c:500 [inline] do_exit+0xa97/0x29e0 kernel/exit.c:810 do_group_exit+0x125/0x310 kernel/exit.c:920 get_signal+0x3ec/0x2010 kernel/signal.c:2770 arch_do_signal_or_restart+0x2a8/0x1eb0 arch/x86/kernel/signal.c:811 handle_signal_work kernel/entry/common.c:147 [inline] exit_to_user_mode_loop kernel/entry/common.c:171 [inline] exit_to_user_mode_prepare+0x148/0x250 kernel/entry/common.c:201 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x19/0x50 kernel/entry/common.c:302 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45e299 Code: Unable to access opcode bytes at RIP 0x45e26f. RSP: 002b:00007f6d5099bc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffe0 RBX: 0000000000000006 RCX: 000000000045e299 RDX: 000000000000fe6a RSI: 00000000200012c0 RDI: 0000000000000004 RBP: 000000000119bfd8 R08: 0000000000000000 R09: 0000000000000170 R10: 0000000000000011 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007ffff877105f R14: 00007f6d5099c9c0 R15: 000000000119bf8c