[ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.227' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 62.314823][ C1] general protection fault, probably for non-canonical address 0x1ffffffff135a2b4: 0000 [#1] PREEMPT SMP KASAN [ 62.314836][ C1] CPU: 1 PID: 6778 Comm: syz-executor459 Not tainted 5.8.0-rc2-syzkaller #0 [ 62.314842][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.314861][ C1] RIP: 0010:pvclock_gtod_notify+0x0/0x4d0 [ 62.314870][ C1] Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 62.314875][ C1] RSP: 0018:ffffc90000da8bf8 EFLAGS: 00010046 [ 62.314883][ C1] RAX: 1ffffffff135a2b4 RBX: 00000000ffffffff RCX: ffffffff814db41b [ 62.314889][ C1] RDX: ffffffff8c90b9c0 RSI: 0000000000000000 RDI: ffffffff89ad15a0 [ 62.314894][ C1] RBP: dffffc0000000000 R08: 0000000000000000 R09: ffffffff8c58ba27 [ 62.314899][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 62.314903][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89ad15a0 [ 62.314911][ C1] FS: 00000000017ab880(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 62.314916][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.314921][ C1] CR2: 0000000020000180 CR3: 00000000a2bab000 CR4: 00000000001406e0 [ 62.314930][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.314935][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.314937][ C1] Call Trace: [ 62.314943][ C1] [ 62.314955][ C1] notifier_call_chain+0xb5/0x200 [ 62.314969][ C1] timekeeping_update+0x28a/0x4a0 [ 62.314980][ C1] timekeeping_advance+0x663/0x9a0 [ 62.314991][ C1] ? tick_do_update_jiffies64.part.0+0x183/0x290 [ 62.315001][ C1] ? timekeeping_inject_offset+0x4d0/0x4d0 [ 62.315011][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 62.315021][ C1] ? trace_hardirqs_off+0x27/0x210 [ 62.315033][ C1] tick_do_update_jiffies64.part.0+0x183/0x290 [ 62.315044][ C1] tick_sched_timer+0x22c/0x290 [ 62.315053][ C1] __hrtimer_run_queues+0x1d5/0xfc0 [ 62.315063][ C1] ? can_stop_idle_tick+0x290/0x290 [ 62.315075][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 62.315084][ C1] ? ktime_get_update_offsets_now+0x1c4/0x250 [ 62.315094][ C1] hrtimer_interrupt+0x32a/0x930 [ 62.315111][ C1] __sysvec_apic_timer_interrupt+0x142/0x5e0 [ 62.315124][ C1] asm_call_on_stack+0xf/0x20 [ 62.315128][ C1] [ 62.315137][ C1] sysvec_apic_timer_interrupt+0x18f/0x220 [ 62.315149][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 62.315160][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x30/0x60 [ 62.315168][ C1] Code: ff 01 00 65 8b 05 c0 ad 8e 7e a9 00 01 ff 00 48 8b 34 24 74 0f f6 c4 01 74 35 8b 82 04 14 00 00 85 c0 74 2b 8b 82 e0 13 00 00 <83> f8 02 75 20 48 8b 8a e8 13 00 00 8b 92 e4 13 00 00 48 8b 01 48 [ 62.315173][ C1] RSP: 0018:ffffc900017a7080 EFLAGS: 00000246 [ 62.315179][ C1] RAX: 0000000000000000 RBX: 0000000000000050 RCX: ffffffff83c5d814 [ 62.315184][ C1] RDX: ffff888094fc0400 RSI: ffffffff83c5d800 RDI: 0000000000000004 [ 62.315189][ C1] RBP: 000000000000002f R08: 0000000000000001 R09: ffff8880a39ae59f [ 62.315194][ C1] R10: 0000000000000050 R11: 0000000000000000 R12: ffff888001139c6f [ 62.315199][ C1] R13: ffff888001139c40 R14: 0000000000000000 R15: 00000000fffcae0b [ 62.315211][ C1] ? vga16fb_fillrect+0x9d4/0x193b [ 62.315219][ C1] ? vga16fb_fillrect+0x9c0/0x193b [ 62.315228][ C1] vga16fb_fillrect+0x9c0/0x193b [ 62.315239][ C1] ? memcpy+0x39/0x60 [ 62.315249][ C1] bit_clear_margins+0x2d5/0x4a0 [ 62.315257][ C1] ? bit_bmove+0x210/0x210 [ 62.315266][ C1] ? vga16fb_update_fix+0x4a0/0x4a0 [ 62.315279][ C1] fbcon_clear_margins+0x1d5/0x230 [ 62.315288][ C1] fbcon_switch+0xb6e/0x16c0 [ 62.315298][ C1] ? fbcon_scroll+0x3600/0x3600 [ 62.315310][ C1] ? fbcon_cursor+0x52b/0x650 [ 62.315318][ C1] ? kmalloc_array.constprop.0+0x20/0x20 [ 62.315329][ C1] ? is_console_locked+0x5/0x10 [ 62.315336][ C1] ? fbcon_set_origin+0x26/0x50 [ 62.315347][ C1] redraw_screen+0x2ae/0x770 [ 62.315355][ C1] ? vga16fb_update_fix+0x4a0/0x4a0 [ 62.315364][ C1] ? vc_init+0x440/0x440 [ 62.315374][ C1] ? fbcon_set_palette+0x3a8/0x490 [ 62.315383][ C1] fbcon_modechanged+0x575/0x710 [ 62.315393][ C1] fbcon_update_vcs+0x3a/0x50 [ 62.315401][ C1] fb_set_var+0xae8/0xd60 [ 62.315410][ C1] ? fb_blank+0x190/0x190 [ 62.315419][ C1] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 62.315428][ C1] ? unwind_next_frame+0xe3b/0x1f90 [ 62.315438][ C1] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 62.315447][ C1] ? check_preemption_disabled+0x38/0x220 [ 62.315457][ C1] ? find_held_lock+0x2d/0x110 [ 62.315468][ C1] ? fb_pad_aligned_buffer+0xf7/0x150 [ 62.315482][ C1] ? fb_get_color_depth+0x11a/0x240 [ 62.315490][ C1] ? bit_cursor+0xa2a/0x17d0 [ 62.315500][ C1] ? fb_videomode_to_var+0xf/0x610 [ 62.315508][ C1] fbcon_switch+0x52c/0x16c0 [ 62.315519][ C1] ? fbcon_scroll+0x3600/0x3600 [ 62.315531][ C1] ? fbcon_cursor+0x52b/0x650 [ 62.315544][ C1] ? kmalloc_array.constprop.0+0x20/0x20 [ 62.315554][ C1] ? is_console_locked+0x5/0x10 [ 62.315561][ C1] ? fbcon_set_origin+0x26/0x50 [ 62.315570][ C1] redraw_screen+0x2ae/0x770 [ 62.315578][ C1] ? vga16fb_update_fix+0x4a0/0x4a0 [ 62.315587][ C1] ? vc_init+0x440/0x440 [ 62.315597][ C1] ? fbcon_set_palette+0x3a8/0x490 [ 62.315606][ C1] fbcon_modechanged+0x575/0x710 [ 62.315616][ C1] fbcon_update_vcs+0x3a/0x50 [ 62.315624][ C1] fb_set_var+0xae8/0xd60 [ 62.315633][ C1] ? fb_blank+0x190/0x190 [ 62.315640][ C1] ? lock_release+0x8d0/0x8d0 [ 62.315655][ C1] ? do_fb_ioctl+0x2f2/0x6c0 [ 62.315670][ C1] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 62.315679][ C1] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 62.315689][ C1] do_fb_ioctl+0x33f/0x6c0 [ 62.315698][ C1] ? fb_set_suspend+0x1a0/0x1a0 [ 62.315709][ C1] ? tomoyo_execute_permission+0x470/0x470 [ 62.315721][ C1] ? trace_hardirqs_off+0x27/0x210 [ 62.315730][ C1] ? check_preemption_disabled+0x38/0x220 [ 62.315742][ C1] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 62.315753][ C1] ? do_vfs_ioctl+0x27d/0x1090 [ 62.315768][ C1] ? _down_write_nest_lock+0x150/0x150 [ 62.315779][ C1] fb_ioctl+0xdd/0x130 [ 62.315788][ C1] ? do_fb_ioctl+0x6c0/0x6c0 [ 62.315796][ C1] ksys_ioctl+0x11a/0x180 [ 62.315807][ C1] __x64_sys_ioctl+0x6f/0xb0 [ 62.315815][ C1] do_syscall_64+0x60/0xe0 [ 62.315825][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 63.483887][ C1] BUG: unable to handle page fault for address: 0000000080010002 [ 63.483902][ C1] #PF: supervisor write access in kernel mode [ 63.483905][ C1] #PF: error_code(0x0002) - not-present page [ 63.483907][ C1] PGD a6b3b067 P4D a6b3b067 PUD 0 [ 63.483913][ C1] Oops: 0002 [#2] PREEMPT SMP KASAN [ 63.483917][ C1] CPU: 1 PID: 6778 Comm: syz-executor459 Not tainted 5.8.0-rc2-syzkaller #0 [ 63.483921][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.483924][ C1] RIP: 0010:in_gate_area_no_mm+0x0/0x6a [ 63.483932][ C1] Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 63.483934][ C1] RSP: 0018:ffffc90000da81e0 EFLAGS: 00010046 [ 63.483939][ C1] RAX: 0000000080010002 RBX: ffffc90000da8280 RCX: ffffffff8169f800 [ 63.483942][ C1] RDX: ffff888094fc0400 RSI: ffffffff8169f82b RDI: 0000000000440359 [ 63.483945][ C1] RBP: 0000000000440359 R08: ffffc90000da8390 R09: ffffffff8c8c8109 [ 63.483949][ C1] R10: 0000000000440359 R11: 0000000000000000 R12: ffffc90000da8390 [ 63.483952][ C1] R13: 0000000000000001 R14: 0000000000440359 R15: ffffc90000da82a0 [ 63.483955][ C1] FS: 00000000017ab880(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 63.483958][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.483962][ C1] CR2: 0000000080010002 CR3: 00000000a2bab000 CR4: 00000000001406e0 [ 63.483965][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.483968][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.483969][ C1] Call Trace: [ 63.483971][ C1] [ 63.483973][ C1] kallsyms_lookup+0xc3/0x2e0 [ 63.483975][ C1] __sprint_symbol+0x9c/0x1c0 [ 63.483977][ C1] ? kallsyms_lookup+0x2e0/0x2e0 [ 63.483979][ C1] ? kallsyms_lookup+0xff/0x2e0 [ 63.483981][ C1] ? __sprint_symbol+0x12b/0x1c0 [ 63.483983][ C1] symbol_string+0x14c/0x370 [ 63.483985][ C1] ? set_precision+0x160/0x160 [ 63.483987][ C1] ? ip6_addr_string+0x330/0x330 [ 63.483989][ C1] ? symbol_string+0x297/0x370 [ 63.483991][ C1] ? ip6_addr_string+0x330/0x330 [ 63.483993][ C1] ? hex_string+0xf8/0x4c0 [ 63.483995][ C1] ? set_precision+0x160/0x160 [ 63.483997][ C1] ? number+0x7ca/0xa90 [ 63.483999][ C1] ? widen_string+0xd8/0x2a0 [ 63.484001][ C1] ? set_precision+0x160/0x160 [ 63.484003][ C1] ? number+0x7ca/0xa90 [ 63.484005][ C1] pointer+0x185/0x970 [ 63.484007][ C1] ? pointer+0x44f/0x970 [ 63.484009][ C1] ? resource_string.isra.0+0x16c0/0x16c0 [ 63.484012][ C1] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 63.484014][ C1] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 63.484016][ C1] vsnprintf+0x5b2/0x14f0 [ 63.484018][ C1] ? pointer+0x970/0x970 [ 63.484020][ C1] ? lock_release+0x8d0/0x8d0 [ 63.484022][ C1] vscnprintf+0x29/0x80 [ 63.484024][ C1] vprintk_store+0x44/0x4a0 [ 63.484026][ C1] vprintk_emit+0x139/0x770 [ 63.484028][ C1] vprintk_func+0x8f/0x1a6 [ 63.484029][ C1] printk+0xba/0xed [ 63.484031][ C1] ? log_store.cold+0x16/0x16 [ 63.484034][ C1] ? unwind_next_frame+0xe3b/0x1f90 [ 63.484035][ C1] show_ip+0x22/0x30 [ 63.484037][ C1] show_iret_regs+0x10/0x32 [ 63.484039][ C1] __show_regs+0x18/0x50 [ 63.484041][ C1] ? is_bpf_text_address+0xcb/0x160 [ 63.484044][ C1] show_trace_log_lvl+0x255/0x2b4 [ 63.484046][ C1] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 63.484048][ C1] die_addr.cold+0x8/0xd [ 63.484050][ C1] exc_general_protection+0x259/0x720 [ 63.484052][ C1] ? exc_bounds+0x1d0/0x1d0 [ 63.484054][ C1] ? __lock_acquire+0x16e3/0x56e0 [ 63.484056][ C1] ? mark_lock+0xbc/0x1710 [ 63.484059][ C1] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 63.484061][ C1] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 63.484064][ C1] asm_exc_general_protection+0x1e/0x30 [ 63.484066][ C1] RIP: 0010:pvclock_gtod_notify+0x0/0x4d0 [ 63.484074][ C1] Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 63.484076][ C1] RSP: 0018:ffffc90000da8bf8 EFLAGS: 00010046 [ 63.484081][ C1] RAX: 1ffffffff135a2b4 RBX: 00000000ffffffff RCX: ffffffff814db41b [ 63.484084][ C1] RDX: ffffffff8c90b9c0 RSI: 0000000000000000 RDI: ffffffff89ad15a0 [ 63.484087][ C1] RBP: dffffc0000000000 R08: 0000000000000000 R09: ffffffff8c58ba27 [ 63.484091][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 63.484094][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89ad15a0 [ 63.484096][ C1] ? notifier_call_chain+0x16b/0x200 [ 63.484098][ C1] notifier_call_chain+0xb5/0x200 [ 63.484100][ C1] timekeeping_update+0x28a/0x4a0 [ 63.484103][ C1] timekeeping_advance+0x663/0x9a0 [ 63.484105][ C1] ? tick_do_update_jiffies64.part.0+0x183/0x290 [ 63.484108][ C1] ? timekeeping_inject_offset+0x4d0/0x4d0 [ 63.484110][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 63.484112][ C1] ? trace_hardirqs_off+0x27/0x210 [ 63.484115][ C1] tick_do_update_jiffies64.part.0+0x183/0x290 [ 63.484117][ C1] tick_sched_timer+0x22c/0x290 [ 63.484119][ C1] __hrtimer_run_queues+0x1d5/0xfc0 [ 63.484121][ C1] ? can_stop_idle_tick+0x290/0x290 [ 63.484124][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 63.484126][ C1] ? ktime_get_update_offsets_now+0x1c4/0x250 [ 63.484128][ C1] hrtimer_interrupt+0x32a/0x930 [ 63.484131][ C1] __sysvec_apic_timer_interrupt+0x142/0x5e0 [ 63.484133][ C1] asm_call_on_stack+0xf/0x20 [ 63.484134][ C1] [ 63.484137][ C1] sysvec_apic_timer_interrupt+0x18f/0x220 [ 63.484139][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 63.484142][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x30/0x60 [ 63.484150][ C1] Code: ff 01 00 65 8b 05 c0 ad 8e 7e a9 00 01 ff 00 48 8b 34 24 74 0f f6 c4 01 74 35 8b 82 04 14 00 00 85 c0 74 2b 8b 82 e0 13 00 00 <83> f8 02 75 20 48 8b 8a e8 13 00 00 8b 92 e4 13 00 00 48 8b 01 48 [ 63.484152][ C1] RSP: 0018:ffffc900017a7080 EFLAGS: 00000246 [ 63.484157][ C1] RAX: 0000000000000000 RBX: 0000000000000050 RCX: ffffffff83c5d814 [ 63.484160][ C1] RDX: ffff888094fc0400 RSI: ffffffff83c5d800 RDI: 0000000000000004 [ 63.484164][ C1] RBP: 000000000000002f R08: 0000000000000001 R09: ffff8880a39ae59f [ 63.484167][ C1] R10: 0000000000000050 R11: 0000000000000000 R12: ffff888001139c6f [ 63.484170][ C1] R13: ffff888001139c40 R14: 0000000000000000 R15: 00000000fffcae0b [ 63.484173][ C1] ? vga16fb_fillrect+0x9d4/0x193b [ 63.484175][ C1] ? vga16fb_fillrect+0x9c0/0x193b [ 63.484177][ C1] vga16fb_fillrect+0x9c0/0x193b [ 63.484179][ C1] ? memcpy+0x39/0x60 [ 63.484181][ C1] bit_clear_margins+0x2d5/0x4a0 [ 63.484183][ C1] ? bit_bmove+0x210/0x210 [ 63.484185][ C1] ? vga16fb_update_fix+0x4a0/0x4a0 [ 63.484187][ C1] fbcon_clear_margins+0x1d5/0x230 [ 63.484189][ C1] fbcon_switch+0xb6e/0x16c0 [ 63.484191][ C1] ? fbcon_scroll+0x3600/0x3600 [ 63.484193][ C1] ? fbcon_cursor+0x52b/0x650 [ 63.484195][ C1] ? kmalloc_array.constprop.0+0x20/0x20 [ 63.484198][ C1] ? is_console_locked+0x5/0x10 [ 63.484200][ C1] ? fbcon_set_origin+0x26/0x50 [ 63.484202][ C1] redraw_screen+0x2ae/0x770 [ 63.484204][ C1] ? vga16fb_update_fix+0x4a0/0x4a0 [ 63.484206][ C1] ? vc_init+0x440/0x440 [ 63.484208][ C1] ? fbcon_set_palette+0x3a8/0x490 [ 63.484210][ C1] fbcon_modechanged+0x575/0x710 [ 63.484212][ C1] fbcon_update_vcs+0x3a/0x50 [ 63.484214][ C1] fb_set_var+0xae8/0xd60 [ 63.484216][ C1] ? fb_blank+0x190/0x190 [ 63.484218][ C1] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 63.484221][ C1] ? unwind_next_frame+0xe3b/0x1f90 [ 63.484223][ C1] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 63.484225][ C1] ? check_preemption_disabled+0x38/0x220 [ 63.484228][ C1] ? find_held_lock+0x2d/0x110 [ 63.484230][ C1] ? fb_pad_aligned_buffer+0xf7/0x150 [ 63.484232][ C1] ? fb_get_color_depth+0x11a/0x240 [ 63.484234][ C1] ? bit_cursor+0xa2a/0x17d0 [ 63.484236][ C1] ? fb_videomode_to_var+0xf/0x610 [ 63.484238][ C1] fbcon_switch+0x52c/0x16c0 [ 63.484240][ C1] ? fbcon_scroll+0x3600/0x3600 [ 63.484242][ C1] ? fbcon_cursor+0x52b/0x650 [ 63.484245][ C1] ? kmalloc_array.constprop.0+0x20/0x20 [ 63.484247][ C1] ? is_console_locked+0x5/0x10 [ 63.484249][ C1] ? fbcon_set_origin+0x26/0x50 [ 63.484251][ C1] redraw_screen+0x2ae/0x770 [ 63.484253][ C1] ? vga16fb_update_fix+0x4a0/0x4a0 [ 63.484255][ C1] ? vc_init+0x440/0x440 [ 63.484257][ C1] ? fbcon_set_palette+0x3a8/0x490 [ 63.484259][ C1] fbcon_modechanged+0x575/0x710 [ 63.484261][ C1] fbcon_update_vcs+0x3a/0x50 [ 63.484263][ C1] fb_set_var+0xae8/0xd60 [ 63.484265][ C1] ? fb_blank+0x190/0x190 [ 63.484267][ C1] ? lock_release+0x8d0/0x8d0 [ 63.484269][ C1] ? do_fb_ioctl+0x2f2/0x6c0 [ 63.484271][ C1] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 63.484274][ C1] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 63.484276][ C1] do_fb_ioctl+0x33f/0x6c0 [ 63.484278][ C1] ? fb_set_suspend+0x1a0/0x1a0 [ 63.484280][ C1] ? tomoyo_execute_permission+0x470/0x470 [ 63.484282][ C1] ? trace_hardirqs_off+0x27/0x210 [ 63.484285][ C1] ? check_preemption_disabled+0x38/0x220 [ 63.484287][ C1] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 63.484289][ C1] ? do_vfs_ioctl+0x27d/0x1090 [ 63.484292][ C1] ? _down_write_nest_lock+0x150/0x150 [ 63.484293][ C1] fb_ioctl+0xdd/0x130 [ 63.484295][ C1] ? do_fb_ioctl+0x6c0/0x6c0 [ 63.484297][ C1] ksys_ioctl+0x11a/0x180 [ 63.484299][ C1] __x64_sys_ioctl+0x6f/0xb0 [ 63.484301][ C1] do_syscall_64+0x60/0xe0 [ 63.484304][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 63.484307][ C1] BUG: unable to handle page fault for address: 0000000080010002 [ 63.484310][ C1] #PF: supervisor write access in kernel mode [ 63.484312][ C1] #PF: error_code(0x0002) - not-present page [ 63.484314][ C1] PGD a6b3b067 P4D a6b3b067 PUD 0 [ 63.484320][ C1] Oops: 0002 [#3] PREEMPT SMP KASAN [ 63.484324][ C1] CPU: 1 PID: 6778 Comm: syz-executor459 Not tainted 5.8.0-rc2-syzkaller #0 [ 63.484328][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.484330][ C1] RIP: 0010:in_gate_area_no_mm+0x0/0x6a [ 63.484338][ C1] Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 63.484340][ C1] RSP: 0018:ffffc90000da76f8 EFLAGS: 00010046 [ 63.484345][ C1] RAX: 0000000080010002 RBX: ffffc90000da7798 RCX: ffffffff8169f800 [ 63.484348][ C1] RDX: ffff888094fc0400 RSI: ffffffff8169f82b RDI: 0000000000440359 [ 63.484351][ C1] RBP: 0000000000440359 R08: ffffc90000da78a8 R09: ffff8880ae7249d6 [ 63.484354][ C1] R10: 0000000000440359 R11: 0000000000000001 R12: ffffc90000da78a8 [ 63.484357][ C1] R13: 0000000000000001 R14: 0000000000440359 R15: ffffc90000da77b8 [ 63.484361][ C1] FS: 00000000017ab880(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 63.484364][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.484367][ C1] CR2: 0000000080010002 CR3: 00000000a2bab000 CR4: 00000000001406e0 [ 63.484370][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.484374][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.484375][ C1] Call Trace: [ 63.484376][ C1] [ 63.484378][ C1] kallsyms_lookup+0xc3/0x2e0 [ 63.484380][ C1] __sprint_symbol+0x9c/0x1c0 [ 63.484383][ C1] ? kallsyms_lookup+0x2e0/0x2e0 [ 63.484385][ C1] ? kallsyms_lookup+0xff/0x2e0 [ 63.484387][ C1] ? __sprint_symbol+0x12b/0x1c0 [ 63.484389][ C1] symbol_string+0x14c/0x370 [ 63.484391][ C1] ? set_precision+0x160/0x160 [ 63.484393][ C1] ? ip6_addr_string+0x330/0x33 [ 63.484398][ C1] Lost 226 message(s)!