------------[ cut here ]------------
WARNING: CPU: 1 PID: 23031 at net/mac80211/rx.c:4321 ieee80211_rx_napi+0x177a/0x1e40 net/mac80211/rx.c:4321
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 23031 Comm: syz-executor.3 Not tainted 4.14.198-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:17 [inline]
 dump_stack+0x1b2/0x283 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x20/0x4b kernel/panic.c:547
 report_bug+0x208/0x249 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964
RIP: 0010:ieee80211_rx_napi+0x177a/0x1e40 net/mac80211/rx.c:4321
RSP: 0018:ffff8880aeb07d28 EFLAGS: 00010206
RAX: ffff8880545da0c0 RBX: 0000000000000000 RCX: 1ffff11015d60fb2
RDX: 0000000000000100 RSI: 0000000000000000 RDI: ffff88802b2a387c
RBP: ffff88802b2a2d40 R08: ffffffff8a0a37d0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88802b2a4be0
R13: ffff88808dee0500 R14: ffff88802b2a3940 R15: ffff88802b2a3320
 ieee80211_rx include/net/mac80211.h:4026 [inline]
 ieee80211_tasklet_handler+0x90/0xf0 net/mac80211/main.c:228
 tasklet_action+0x195/0x340 kernel/softirq.c:513
 __do_softirq+0x254/0xa1d kernel/softirq.c:288
 invoke_softirq kernel/softirq.c:368 [inline]
 irq_exit+0x193/0x240 kernel/softirq.c:409
 exiting_irq arch/x86/include/asm/apic.h:648 [inline]
 smp_apic_timer_interrupt+0x141/0x5e0 arch/x86/kernel/apic/apic.c:1102
 apic_timer_interrupt+0x93/0xa0 arch/x86/entry/entry_64.S:793
 </IRQ>
RIP: 0010:preempt_schedule_irq+0xa6/0x140 kernel/sched/core.c:3611
RSP: 0018:ffff88802bf27540 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10
RAX: 1ffffffff0fa2d23 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff8880545da944
RBP: ffffed100a8bb418 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880545da0c0
R13: ffffffff87d16918 R14: 0000000000000000 R15: 0000000000000000
 retint_kernel+0x1b/0x2d
RIP: 0010:memset_erms+0x9/0x10 arch/x86/lib/memset_64.S:66
RSP: 0018:ffff88802bf27610 EFLAGS: 00010206 ORIG_RAX: ffffffffffffff10
RAX: dffffc00000000ff RBX: ffffea0001640d20 RCX: 0000000000000180
RDX: 0000000000000200 RSI: 00000000000000ff RDI: ffffed1009de9e80
RBP: ffff88804ef4f000 R08: ffffed1009de9e00 R09: ffffed1009de9e00
R10: 0000000000000000 R11: 0000000000000000 R12: 000000000004ef4f
R13: ffffea00013bd3e0 R14: ffffea00013bd3c0 R15: ffff88812fffb000
 free_pages_prepare mm/page_alloc.c:1069 [inline]
 free_pcp_prepare mm/page_alloc.c:1077 [inline]
 free_hot_cold_page+0x23d/0xc80 mm/page_alloc.c:2614
 free_hot_cold_page_list+0x93/0x300 mm/page_alloc.c:2662
 release_pages+0x828/0xbf0 mm/swap.c:820
 tlb_flush_mmu_free+0xc1/0x1a0 mm/memory.c:260
 zap_pte_range mm/memory.c:1409 [inline]
 zap_pmd_range mm/memory.c:1444 [inline]
 zap_pud_range mm/memory.c:1473 [inline]
 zap_p4d_range mm/memory.c:1494 [inline]
 unmap_page_range+0x1533/0x1ce0 mm/memory.c:1515
 unmap_single_vma+0x147/0x2b0 mm/memory.c:1560
 unmap_vmas+0x9d/0x160 mm/memory.c:1590
 exit_mmap+0x270/0x4d0 mm/mmap.c:3056
 __mmput kernel/fork.c:930 [inline]
 mmput kernel/fork.c:951 [inline]
 mmput+0xfa/0x420 kernel/fork.c:946
 exit_mm kernel/exit.c:545 [inline]
 do_exit+0x948/0x27f0 kernel/exit.c:852
 do_group_exit+0x100/0x2e0 kernel/exit.c:962
 get_signal+0x38d/0x1ca0 kernel/signal.c:2423
 do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
 exit_to_usermode_loop+0x160/0x200 arch/x86/entry/common.c:160
 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
 do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45e179
RSP: 002b:00007fdf1938bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffe0 RBX: 000000000002d200 RCX: 000000000045e179
RDX: ffffffffffffffef RSI: 0000000020d7cfcb RDI: 0000000000000006
RBP: 000000000118cf98 R08: 0000000000000000 R09: 0000000000000053
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c
R13: 00007ffd7a0e88ef R14: 00007fdf1938c9c0 R15: 000000000118cf4c
Kernel Offset: disabled
Rebooting in 86400 seconds..