Warning: Permanently added '10.128.1.23' (ECDSA) to the list of known hosts. executing program [ 73.383847][ T8439] BUG: unable to handle page fault for address: ffff888001000050 [ 73.383863][ T8439] #PF: supervisor write access in kernel mode [ 73.383871][ T8439] #PF: error_code(0x0003) - permissions violation [ 73.383879][ T8439] PGD 10601067 P4D 10601067 PUD 10602067 PMD 80000000010001e1 [ 73.383908][ T8439] Oops: 0003 [#1] PREEMPT SMP KASAN [ 73.383921][ T8439] CPU: 0 PID: 8439 Comm: syz-executor902 Not tainted 5.14.0-syzkaller #0 [ 73.383936][ T8439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.383943][ T8439] RIP: 0010:vga16fb_fillrect+0x993/0x18d0 [ 73.383970][ T8439] Code: 68 fd 48 63 44 24 10 45 31 f6 48 89 04 24 e8 44 73 68 fd 31 ff 89 de 31 ed e8 79 7a 68 fd 85 db 4d 89 ec 74 22 e8 2d 73 68 fd <45> 88 34 24 83 c5 01 89 df 49 83 c4 01 89 ee e8 49 7b 68 fd 39 eb [ 73.383983][ T8439] RSP: 0018:ffffc90009abf758 EFLAGS: 00010293 [ 73.383994][ T8439] RAX: 0000000000000000 RBX: 000000000000001b RCX: 0000000000000000 [ 73.384003][ T8439] RDX: ffff888016263880 RSI: ffffffff840d3633 RDI: 0000000000000003 [ 73.384012][ T8439] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff840d2fbd [ 73.384020][ T8439] R10: ffffffff840d3627 R11: 0000000000000000 R12: ffff888001000050 [ 73.384029][ T8439] R13: ffff888001000050 R14: 0000000000000000 R15: 000000000ffeb7ff [ 73.384038][ T8439] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0063) knlGS:0000000008e962c0 [ 73.384052][ T8439] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 73.384062][ T8439] CR2: ffff888001000050 CR3: 0000000033881000 CR4: 00000000001506f0 [ 73.384070][ T8439] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.384078][ T8439] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.384086][ T8439] Call Trace: [ 73.384093][ T8439] ? memcpy+0x39/0x60 [ 73.384110][ T8439] bit_clear_margins+0x3f6/0x4b0 [ 73.384128][ T8439] ? bit_bmove+0x210/0x210 [ 73.384144][ T8439] fbcon_clear_margins+0x1f1/0x280 [ 73.384160][ T8439] fbcon_switch+0xa8c/0x1620 [ 73.384176][ T8439] ? fbcon_deinit+0xe80/0xe80 [ 73.384193][ T8439] ? bit_putcs+0xd20/0xd20 [ 73.384207][ T8439] ? fbcon_cursor+0x51d/0x630 [ 73.384222][ T8439] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 73.384238][ T8439] ? con_is_visible+0x61/0x140 [ 73.384253][ T8439] redraw_screen+0x2b9/0x740 [ 73.384267][ T8439] ? vga16fb_update_fix+0x4a0/0x4a0 [ 73.384282][ T8439] ? csi_J+0xab0/0xab0 [ 73.384296][ T8439] ? fbcon_set_palette+0x462/0x630 [ 73.384311][ T8439] fbcon_modechanged+0x593/0x6d0 [ 73.384327][ T8439] fbcon_update_vcs+0x3a/0x50 [ 73.384342][ T8439] do_fb_ioctl+0x62e/0x690 [ 73.384355][ T8439] ? fb_getput_cmap+0x270/0x270 [ 73.384367][ T8439] ? lock_downgrade+0x6e0/0x6e0 [ 73.384381][ T8439] ? tomoyo_path_number_perm+0x441/0x590 [ 73.384397][ T8439] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 73.384412][ T8439] ? tomoyo_path_number_perm+0x24e/0x590 [ 73.384426][ T8439] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 73.384451][ T8439] fb_compat_ioctl+0x17e/0x610 [ 73.384465][ T8439] ? fb_open+0x430/0x430 [ 73.384476][ T8439] ? __context_tracking_exit+0xb8/0xe0 [ 73.384497][ T8439] ? lock_downgrade+0x6e0/0x6e0 [ 73.384509][ T8439] ? lock_downgrade+0x6e0/0x6e0 [ 73.384523][ T8439] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 73.384538][ T8439] ? fb_open+0x430/0x430 [ 73.384550][ T8439] __do_compat_sys_ioctl+0x1c7/0x290 [ 73.384567][ T8439] __do_fast_syscall_32+0x65/0xf0 [ 73.384582][ T8439] do_fast_syscall_32+0x2f/0x70 [ 73.384596][ T8439] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 73.384613][ T8439] RIP: 0023:0xf7f04549 [ 73.384624][ T8439] Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 [ 73.384636][ T8439] RSP: 002b:00000000ff83f28c EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 73.384648][ T8439] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000004601 [ 73.384657][ T8439] RDX: 0000000020000200 RSI: 00000000ff83f2e0 RDI: 00000000080e3000 [ 73.384665][ T8439] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 73.384673][ T8439] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 73.384681][ T8439] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 73.384692][ T8439] Modules linked in: [ 73.384699][ T8439] CR2: ffff888001000050 [ 73.384709][ T8439] ---[ end trace a7f60c001ee84f81 ]--- [ 73.384715][ T8439] RIP: 0010:vga16fb_fillrect+0x993/0x18d0 [ 73.384730][ T8439] Code: 68 fd 48 63 44 24 10 45 31 f6 48 89 04 24 e8 44 73 68 fd 31 ff 89 de 31 ed e8 79 7a 68 fd 85 db 4d 89 ec 74 22 e8 2d 73 68 fd <45> 88 34 24 83 c5 01 89 df 49 83 c4 01 89 ee e8 49 7b 68 fd 39 eb [ 73.384742][ T8439] RSP: 0018:ffffc90009abf758 EFLAGS: 00010293 [ 73.384752][ T8439] RAX: 0000000000000000 RBX: 000000000000001b RCX: 0000000000000000 [ 73.384760][ T8439] RDX: ffff888016263880 RSI: ffffffff840d3633 RDI: 0000000000000003 [ 73.384769][ T8439] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff840d2fbd [ 73.384777][ T8439] R10: ffffffff840d3627 R11: 0000000000000000 R12: ffff888001000050 [ 73.384785][ T8439] R13: ffff888001000050 R14: 0000000000000000 R15: 000000000ffeb7ff [ 73.384794][ T8439] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0063) knlGS:0000000008e962c0 [ 73.384807][ T8439] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 73.384816][ T8439] CR2: ffff888001000050 CR3: 0000000033881000 CR4: 00000000001506f0 [ 73.384824][ T8439] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.384832][ T8439] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.384841][ T8439] Kernel panic - not syncing: Fatal exception [ 73.386394][ T8439] Kernel Offset: disabled [ 73.934273][ T8439] Rebooting in 86400 seconds..