ieee80211 phy18: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=0 ps=0 smps=static) ieee80211 phy18: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=1 ps=0 smps=static) ieee80211 phy18: mac80211_hwsim_remove_interface (type=1 mac_addr=02:00:00:00:12:00) ieee80211 phy18: mac80211_hwsim_stop ------------[ cut here ]------------ WARNING: CPU: 0 PID: 10566 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: 10566 Comm: syz-executor.1 Not tainted 4.14.198-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:ffff8880aea07d28 EFLAGS: 00010206 RAX: ffff88804f1ec080 RBX: 0000000000000000 RCX: 1ffff11015d40fb2 RDX: 0000000000000100 RSI: 0000000000000000 RDI: ffff88804e37a8bc RBP: ffff88804e379d80 R08: ffffffff8a07eeb8 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88804e37bc20 R13: ffff888096cae200 R14: ffff88804e37a980 R15: ffff88804e37a360 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 ieee80211 phy19: mac80211_hwsim_configure_filter 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:ffff88804e0defd0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10 RAX: 1ffffffff0fa2d23 RBX: dffffc0000000000 RCX: 1ffff11009e3d939 RDX: 0000000000000000 RSI: ffff88804f1ec9a8 RDI: ffff88804f1ec904 RBP: ffffed1009e3d810 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88804f1ec080 R13: ffffffff87d16918 R14: 0000000000000000 R15: 0000000000000000 retint_kernel+0x1b/0x2d RIP: 0010:slow_down_io arch/x86/include/asm/paravirt.h:268 [inline] RIP: 0010:outb_p arch/x86/include/asm/io.h:309 [inline] RIP: 0010:vga_io_w include/video/vga.h:209 [inline] RIP: 0010:setmask drivers/video/fbdev/vga16fb.c:139 [inline] RIP: 0010:vga_imageblit_expand drivers/video/fbdev/vga16fb.c:1168 [inline] RIP: 0010:vga16fb_imageblit+0x987/0x2140 drivers/video/fbdev/vga16fb.c:1261 RSP: 0018:ffff88804e0df0a0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10 RAX: 00000000ffffffff RBX: 0000000000000007 RCX: ffffc90012db7000 RDX: 00000000000003cf RSI: ffffffff83273e92 RDI: ffff88804e0df248 RBP: ffff88804e0df23c R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880a5899250 R13: ffff88804e0df238 R14: ffff8882192500c0 R15: 0000000000000000 bit_putcs_unaligned drivers/video/fbdev/core/bitblit.c:139 [inline] bit_putcs+0x81e/0xc30 drivers/video/fbdev/core/bitblit.c:188 fbcon_putcs+0x2fe/0x480 drivers/video/fbdev/core/fbcon.c:1301 fbcon_redraw.constprop.0+0x24b/0x460 drivers/video/fbdev/core/fbcon.c:1764 fbcon_scroll+0x6d9/0x33b0 drivers/video/fbdev/core/fbcon.c:1917 con_scroll+0x2c5/0x360 drivers/tty/vt/vt.c:327 lf+0x226/0x270 drivers/tty/vt/vt.c:1141 do_con_write+0xf9b/0x19b0 drivers/tty/vt/vt.c:2414 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 __kernel_write+0xf5/0x330 fs/read_write.c:501 write_pipe_buf+0x143/0x1c0 fs/splice.c:797 splice_from_pipe_feed fs/splice.c:502 [inline] __splice_from_pipe+0x326/0x7a0 fs/splice.c:626 splice_from_pipe fs/splice.c:661 [inline] default_file_splice_write+0xc5/0x150 fs/splice.c:809 do_splice_from fs/splice.c:851 [inline] direct_splice_actor+0x115/0x160 fs/splice.c:1018 splice_direct_to_actor+0x27c/0x730 fs/splice.c:973 do_splice_direct+0x164/0x210 fs/splice.c:1061 do_sendfile+0x47f/0xb30 fs/read_write.c:1441 SYSC_sendfile64 fs/read_write.c:1502 [inline] SyS_sendfile64+0xff/0x110 fs/read_write.c:1488 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45de59 RSP: 002b:00007ff416829c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 0000000000027ec0 RCX: 000000000045de59 RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000006 RBP: 000000000118c010 R08: 0000000000000000 R09: 0000000000000000 R10: 0800000080004105 R11: 0000000000000246 R12: 000000000118bfd4 R13: 00007ffda9e8f44f R14: 00007ff41682a9c0 R15: 000000000118bfd4 Kernel Offset: disabled Rebooting in 86400 seconds..