DUID 00:04:e6:bc:8e:bc:c3:7a:f3:fc:35:c5:a5:4f:9b:64:01:ce forked to background, child pid 3180 [ 26.073699][ T3181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 26.084317][ T3181] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.10.39' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 48.497232][ T3595] BUG: unable to handle page fault for address: fffff520008b2208 [ 48.497248][ T3595] #PF: supervisor read access in kernel mode [ 48.497259][ T3595] #PF: error_code(0x0000) - not-present page [ 48.497269][ T3595] PGD 23ffed067 P4D 23ffed067 PUD 10db4067 PMD 1470c4067 PTE 0 [ 48.497304][ T3595] Oops: 0000 [#1] PREEMPT SMP KASAN [ 48.497322][ T3595] CPU: 0 PID: 3595 Comm: syz-executor362 Not tainted 5.16.0-next-20220120-syzkaller #0 [ 48.497345][ T3595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.497355][ T3595] RIP: 0010:sys_imageblit+0x656/0x1430 [ 48.497379][ T3595] Code: 14 38 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 b6 0c 00 00 8b 44 24 20 23 03 8b 5c 24 18 31 c3 48 89 e8 48 c1 e8 03 <42> 0f b6 14 38 48 89 e8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 [ 48.497392][ T3595] RSP: 0018:ffffc90002a1f368 EFLAGS: 00010a02 [ 48.497402][ T3595] RAX: 1ffff920008b2208 RBX: 0000000000000000 RCX: 0000000000000007 [ 48.497411][ T3595] RDX: 0000000000000000 RSI: ffffffff84257bf0 RDI: 0000000000000003 [ 48.497419][ T3595] RBP: ffffc90004591040 R08: 000000000000001f R09: ffffffff84257a74 [ 48.497428][ T3595] R10: ffffffff84257be1 R11: 0000000000000020 R12: 0000000000000007 [ 48.497436][ T3595] R13: 00000000000003ef R14: ffff888146efc7e0 R15: dffffc0000000000 [ 48.497445][ T3595] FS: 0000555555c5d300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 48.497459][ T3595] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.497468][ T3595] CR2: fffff520008b2208 CR3: 0000000023b12000 CR4: 00000000003506f0 [ 48.497476][ T3595] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.497484][ T3595] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.497492][ T3595] Call Trace: [ 48.497496][ T3595] [ 48.497503][ T3595] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 48.497526][ T3595] drm_fbdev_fb_imageblit+0x15c/0x350 [ 48.497543][ T3595] bit_putcs+0x6e1/0xd20 [ 48.497566][ T3595] ? bit_clear+0x4f0/0x4f0 [ 48.497585][ T3595] ? _raw_spin_unlock_irqrestore+0x21/0x70 [ 48.497608][ T3595] ? __stack_depot_save+0x23f/0x500 [ 48.497627][ T3595] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 48.497649][ T3595] ? fb_get_color_depth+0x11a/0x240 [ 48.497664][ T3595] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 48.497686][ T3595] ? bit_clear+0x4f0/0x4f0 [ 48.497705][ T3595] fbcon_putcs+0x353/0x440 [ 48.497725][ T3595] do_update_region+0x399/0x630 [ 48.497745][ T3595] ? con_get_trans_old+0x2a0/0x2a0 [ 48.497763][ T3595] ? vc_do_resize+0x36c/0x1180 [ 48.497781][ T3595] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 48.497803][ T3595] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 48.497825][ T3595] ? fbcon_invert_region+0x8f/0x1c0 [ 48.497844][ T3595] invert_screen+0x1d4/0x600 [ 48.497863][ T3595] ? vc_uniscr_copy_line+0x4c0/0x4c0 [ 48.497884][ T3595] ? rcu_read_lock_sched_held+0x3a/0x70 [ 48.497903][ T3595] clear_selection+0x55/0x70 [ 48.497917][ T3595] vc_do_resize+0xe6e/0x1180 [ 48.497936][ T3595] ? find_held_lock+0x2d/0x110 [ 48.497953][ T3595] ? rcu_read_unlock+0x9/0x60 [ 48.497972][ T3595] ? lock_downgrade+0x6e0/0x6e0 [ 48.497991][ T3595] ? vc_init+0x5a0/0x5a0 [ 48.498009][ T3595] ? mark_held_locks+0x9f/0xe0 [ 48.498028][ T3595] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 48.498051][ T3595] fbcon_do_set_font+0x47a/0x760 [ 48.498070][ T3595] fbcon_set_font+0x817/0xa00 [ 48.498090][ T3595] ? fbcon_set_def_font+0x3e0/0x3e0 [ 48.498108][ T3595] con_font_op+0x73a/0xc90 [ 48.498129][ T3595] ? con_write+0x40/0x40 [ 48.498152][ T3595] vt_ioctl+0x1e26/0x2b10 [ 48.498165][ T3595] ? vt_waitactive+0x350/0x350 [ 48.498177][ T3595] ? kfree+0xce/0x380 [ 48.498199][ T3595] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 48.498221][ T3595] ? tomoyo_path_number_perm+0x24e/0x590 [ 48.498243][ T3595] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 48.498265][ T3595] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 48.498287][ T3595] ? vt_waitactive+0x350/0x350 [ 48.498300][ T3595] tty_ioctl+0xbbd/0x1660 [ 48.498322][ T3595] ? tty_lookup_driver+0x550/0x550 [ 48.498343][ T3595] ? find_held_lock+0x2d/0x110 [ 48.498360][ T3595] ? __context_tracking_exit+0xb8/0xe0 [ 48.498385][ T3595] ? lock_downgrade+0x6e0/0x6e0 [ 48.498403][ T3595] ? lock_downgrade+0x6e0/0x6e0 [ 48.498423][ T3595] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 48.498444][ T3595] ? tty_lookup_driver+0x550/0x550 [ 48.498465][ T3595] __x64_sys_ioctl+0x193/0x200 [ 48.498484][ T3595] do_syscall_64+0x35/0xb0 [ 48.498499][ T3595] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 48.498521][ T3595] RIP: 0033:0x7f3bac0e1349 [ 48.498531][ T3595] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 48.498543][ T3595] RSP: 002b:00007ffff160a718 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.498555][ T3595] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3bac0e1349 [ 48.498563][ T3595] RDX: 0000000020000000 RSI: 0000000000004b72 RDI: 0000000000000004 [ 48.498571][ T3595] RBP: 00007f3bac0a51d0 R08: 000000000000000d R09: 0000000000000000 [ 48.498579][ T3595] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3bac0a5260 [ 48.498587][ T3595] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 48.498598][ T3595] [ 48.498602][ T3595] Modules linked in: [ 48.498609][ T3595] CR2: fffff520008b2208 [ 48.498616][ T3595] ---[ end trace 0000000000000000 ]--- [ 48.498621][ T3595] RIP: 0010:sys_imageblit+0x656/0x1430 [ 48.498634][ T3595] Code: 14 38 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 b6 0c 00 00 8b 44 24 20 23 03 8b 5c 24 18 31 c3 48 89 e8 48 c1 e8 03 <42> 0f b6 14 38 48 89 e8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 [ 48.498646][ T3595] RSP: 0018:ffffc90002a1f368 EFLAGS: 00010a02 [ 48.498655][ T3595] RAX: 1ffff920008b2208 RBX: 0000000000000000 RCX: 0000000000000007 [ 48.498663][ T3595] RDX: 0000000000000000 RSI: ffffffff84257bf0 RDI: 0000000000000003 [ 48.498671][ T3595] RBP: ffffc90004591040 R08: 000000000000001f R09: ffffffff84257a74 [ 48.498680][ T3595] R10: ffffffff84257be1 R11: 0000000000000020 R12: 0000000000000007 [ 48.498688][ T3595] R13: 00000000000003ef R14: ffff888146efc7e0 R15: dffffc0000000000 [ 48.498696][ T3595] FS: 0000555555c5d300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 48.498709][ T3595] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.498718][ T3595] CR2: fffff520008b2208 CR3: 0000000023b12000 CR4: 00000000003506f0 [ 48.498727][ T3595] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.498734][ T3595] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.498743][ T3595] Kernel panic - not syncing: Fatal exception [ 48.499007][ T3595] Kernel Offset: disabled [ 49.138972][ T3595] Rebooting in 86400 seconds..