ieee80211 phy17: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=0 ps=0 smps=static) ieee80211 phy17: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=1 ps=0 smps=static) ieee80211 phy17: mac80211_hwsim_remove_interface (type=1 mac_addr=02:00:00:00:11:00) ieee80211 phy17: mac80211_hwsim_stop ------------[ cut here ]------------ WARNING: CPU: 1 PID: 12184 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: 12184 Comm: syz-executor.1 Not tainted 4.14.202-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __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:ffff8880ba507d28 EFLAGS: 00010206 RAX: ffff8880920ee300 RBX: 0000000000000000 RCX: 1ffff110174a0fb2 RDX: 0000000000000100 RSI: 0000000000000000 RDI: ffff8880583ba47c RBP: ffff8880583b9940 R08: ffffffff8b9c2b00 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880583bb7e0 R13: ffff8880a2482800 R14: ffff8880583ba540 R15: ffff8880583b9f20 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 RIP: 0010:preempt_schedule_irq+0xa6/0x140 kernel/sched/core.c:3611 RSP: 0018:ffff88809005f6f0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10 RAX: 1ffffffff11e121b RBX: dffffc0000000000 RCX: 1ffff1101241dd89 RDX: 0000000000000000 RSI: ffff8880920eec28 RDI: ffff8880920eeb84 RBP: ffffed101241dc60 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880920ee300 R13: ffffffff88f090d8 R14: 0000000000000000 R15: 0000000000000000 retint_kernel+0x1b/0x2d RIP: 0010:__fb_pad_aligned_buffer include/linux/fb.h:663 [inline] RIP: 0010:bit_putcs_aligned drivers/video/fbdev/core/bitblit.c:96 [inline] RIP: 0010:bit_putcs+0x5af/0xc30 drivers/video/fbdev/core/bitblit.c:185 RSP: 0018:ffff88809005f7c0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10 RAX: 0000000000000000 RBX: ffffffff893de640 RCX: ffffc90005ae1000 RDX: 0000000000000003 RSI: ffffffff8340e7aa RDI: ffffffff893de63b RBP: 0000000000000013 R08: 0000000000000009 R09: 0000000000000000 R10: 0000000000000013 R11: 0000000000000000 R12: dffffc0000000000 R13: ffffffff893de63c R14: ffff8880b0b347ce R15: ffff88823881d809 fbcon_putcs+0x2fe/0x480 drivers/video/fbdev/core/fbcon.c:1247 con_flush drivers/tty/vt/vt.c:2206 [inline] do_con_write+0x9dd/0x19b0 drivers/tty/vt/vt.c:2453 con_write+0x21/0xa0 drivers/tty/vt/vt.c:2805 process_output_block drivers/tty/n_tty.c:595 [inline] n_tty_write+0x352/0xda0 drivers/tty/n_tty.c:2333 do_tty_write drivers/tty/tty_io.c:959 [inline] tty_write+0x410/0x740 drivers/tty/tty_io.c:1043 __vfs_write+0xe4/0x630 fs/read_write.c:480 vfs_write+0x17f/0x4d0 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0xf2/0x210 fs/read_write.c:582 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45de59 RSP: 002b:00007f0b7f443c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 000000000003a600 RCX: 000000000045de59 RDX: 0000000000001006 RSI: 0000000020001440 RDI: 0000000000000005 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007fff7ef04e5f R14: 00007f0b7f4449c0 R15: 000000000118bf2c Kernel Offset: disabled Rebooting in 86400 seconds..