------------[ cut here ]------------
WARNING: CPU: 0 PID: 11703 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: 0 PID: 11703 Comm: syz-executor.4 Not tainted 4.14.204-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:ffff8880ba407d28 EFLAGS: 00010206
RAX: ffff88805a37e5c0 RBX: 0000000000000000 RCX: 1ffff11017480fb2
RDX: 0000000000000100 RSI: 0000000000000000 RDI: ffff888060da1f7c
RBP: ffff888060da1440 R08: ffffffff8b9af910 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff888060da32e0
R13: ffff888094b00dc0 R14: ffff888060da2040 R15: ffff888060da1a20
 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:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline]
RIP: 0010:lock_acquire+0x1ec/0x3f0 kernel/locking/lockdep.c:4001
RSP: 0018:ffff88805a27f6d0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10
RAX: 1ffffffff11e1231 RBX: ffff88805a37e5c0 RCX: f3e5681de1cda6b2
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: 0000000000000282
RBP: ffffffff88f77500 R08: 0000000000000000 R09: 0000000000020012
R10: ffff88805a37ee70 R11: ffff88805a37e5c0 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000000
 rcu_lock_acquire include/linux/rcupdate.h:242 [inline]
 rcu_read_lock include/linux/rcupdate.h:629 [inline]
 lock_page_memcg+0x36/0x200 mm/memcontrol.c:1669
 page_remove_file_rmap+0x27/0x560 mm/rmap.c:1211
 page_remove_rmap+0x96/0xe0 mm/rmap.c:1296
 zap_pte_range mm/memory.c:1354 [inline]
 zap_pmd_range mm/memory.c:1456 [inline]
 zap_pud_range mm/memory.c:1485 [inline]
 zap_p4d_range mm/memory.c:1506 [inline]
 unmap_page_range+0xf3f/0x1ce0 mm/memory.c:1527
 unmap_single_vma+0x147/0x2b0 mm/memory.c:1572
 unmap_vmas+0x9d/0x160 mm/memory.c:1602
 exit_mmap+0x270/0x4d0 mm/mmap.c:3058
 __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: 0033:0x45deb9
RSP: 002b:00007ffb65aa9cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000000000118bf28 RCX: 000000000045deb9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000118bf28
RBP: 000000000118bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c
R13: 00007ffc8c0063ef R14: 00007ffb65aaa9c0 R15: 000000000118bf2c
Kernel Offset: disabled
Rebooting in 86400 seconds..