forked to background, child pid 3170 no interfaces have a carrier [ 21.863138][ T3171] 8021q: adding VLAN 0 to HW filter on device bond0 [ 21.872619][ T3171] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.255' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 41.287053][ T3586] BUG: unable to handle page fault for address: fffff520008da208 [ 41.287064][ T3586] #PF: supervisor read access in kernel mode [ 41.287070][ T3586] #PF: error_code(0x0000) - not-present page [ 41.287076][ T3586] PGD 23ffed067 P4D 23ffed067 PUD 10db6067 PMD 1af36067 PTE 0 [ 41.287099][ T3586] Oops: 0000 [#1] PREEMPT SMP KASAN [ 41.287109][ T3586] CPU: 0 PID: 3586 Comm: syz-executor500 Not tainted 5.18.0-rc4-syzkaller-00064-g8f4dd16603ce #0 [ 41.287123][ T3586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.287130][ T3586] RIP: 0010:sys_imageblit+0x148f/0x2240 [ 41.287169][ T3586] Code: ea 03 42 0f b6 0c 3a 48 89 fa 83 e2 07 83 c2 03 38 ca 7c 08 84 c9 0f 85 a1 09 00 00 8b 8c 84 d8 00 00 00 48 89 d8 48 c1 e8 03 <42> 0f b6 14 38 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 [ 41.287180][ T3586] RSP: 0018:ffffc900032ff2a8 EFLAGS: 00010212 [ 41.287190][ T3586] RAX: 1ffff920008da208 RBX: ffffc900046d1040 RCX: 0000000000000000 [ 41.287203][ T3586] RDX: 0000000000000003 RSI: ffffffff84342bd7 RDI: ffffc900032ff380 [ 41.287214][ T3586] RBP: ffff88801b6187e0 R08: 0000000000000007 R09: ffffffff84342a13 [ 41.287225][ T3586] R10: ffffffff84342bb3 R11: 0000000000000001 R12: 0000000000000001 [ 41.287235][ T3586] R13: 00000000000003f0 R14: ffffc900032ff380 R15: dffffc0000000000 [ 41.287250][ T3586] FS: 000055555714d300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 41.287267][ T3586] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.287278][ T3586] CR2: fffff520008da208 CR3: 000000001cf7e000 CR4: 0000000000350ef0 [ 41.287289][ T3586] Call Trace: [ 41.287293][ T3586] [ 41.287303][ T3586] ? sys_copyarea+0x1fa0/0x1fa0 [ 41.287317][ T3586] ? mark_lock.part.0+0xee/0x1910 [ 41.287333][ T3586] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 41.287348][ T3586] ? lock_chain_count+0x20/0x20 [ 41.287362][ T3586] drm_fbdev_fb_imageblit+0x15c/0x350 [ 41.287377][ T3586] bit_putcs+0x6e1/0xd20 [ 41.287392][ T3586] ? bit_clear+0x4f0/0x4f0 [ 41.287404][ T3586] ? _raw_spin_unlock+0x1/0x40 [ 41.287421][ T3586] ? __stack_depot_save+0x23f/0x500 [ 41.287434][ T3586] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 41.287447][ T3586] ? fb_get_color_depth+0x11a/0x240 [ 41.287461][ T3586] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 41.287474][ T3586] ? bit_clear+0x4f0/0x4f0 [ 41.287485][ T3586] fbcon_putcs+0x353/0x440 [ 41.287498][ T3586] do_update_region+0x399/0x630 [ 41.287514][ T3586] ? con_get_trans_old+0x2a0/0x2a0 [ 41.287528][ T3586] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 41.287540][ T3586] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 41.287552][ T3586] ? fbcon_invert_region+0x8f/0x1c0 [ 41.287565][ T3586] invert_screen+0x1d4/0x600 [ 41.287579][ T3586] ? vc_uniscr_copy_line+0x4c0/0x4c0 [ 41.287594][ T3586] ? rcu_read_lock_sched_held+0x3a/0x70 [ 41.287608][ T3586] ? trace_kmalloc+0x32/0xf0 [ 41.287620][ T3586] clear_selection+0x55/0x70 [ 41.287632][ T3586] vc_do_resize+0xe61/0x1170 [ 41.287648][ T3586] ? rcu_read_unlock+0x9/0x60 [ 41.287662][ T3586] ? lock_downgrade+0x6e0/0x6e0 [ 41.287676][ T3586] ? gotoxay+0x4e0/0x4e0 [ 41.287689][ T3586] ? mark_held_locks+0x9f/0xe0 [ 41.287703][ T3586] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 41.287716][ T3586] fbcon_do_set_font+0x47a/0x760 [ 41.287729][ T3586] fbcon_set_font+0x816/0xa00 [ 41.287742][ T3586] ? fbcon_set_def_font+0x3e0/0x3e0 [ 41.287754][ T3586] con_font_op+0x73a/0xc90 [ 41.287774][ T3586] ? con_write+0x40/0x40 [ 41.287791][ T3586] vt_ioctl+0x1efa/0x2b20 [ 41.287802][ T3586] ? vt_waitactive+0x350/0x350 [ 41.287815][ T3586] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 41.287827][ T3586] ? tomoyo_path_number_perm+0x24e/0x590 [ 41.287842][ T3586] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 41.287855][ T3586] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 41.287868][ T3586] ? vt_waitactive+0x350/0x350 [ 41.287879][ T3586] tty_ioctl+0xbbd/0x15e0 [ 41.287894][ T3586] ? tty_fasync+0x390/0x390 [ 41.287910][ T3586] ? __context_tracking_exit+0xb8/0xe0 [ 41.287923][ T3586] ? lock_downgrade+0x6e0/0x6e0 [ 41.287938][ T3586] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 41.287950][ T3586] ? tty_fasync+0x390/0x390 [ 41.287964][ T3586] __x64_sys_ioctl+0x193/0x200 [ 41.287980][ T3586] do_syscall_64+0x35/0xb0 [ 41.287993][ T3586] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 41.288006][ T3586] RIP: 0033:0x7f811fa1d349 [ 41.288016][ T3586] 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 [ 41.288027][ T3586] RSP: 002b:00007ffc50d82298 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 41.288039][ T3586] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f811fa1d349 [ 41.288047][ T3586] RDX: 0000000020000000 RSI: 0000000000004b72 RDI: 0000000000000004 [ 41.288054][ T3586] RBP: 00007f811f9e11d0 R08: 000000000000000d R09: 0000000000000000 [ 41.288062][ T3586] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f811f9e1260 [ 41.288069][ T3586] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 41.288079][ T3586] [ 41.288083][ T3586] Modules linked in: [ 41.288089][ T3586] CR2: fffff520008da208 [ 41.288096][ T3586] ---[ end trace 0000000000000000 ]--- [ 41.288101][ T3586] RIP: 0010:sys_imageblit+0x148f/0x2240 [ 41.288115][ T3586] Code: ea 03 42 0f b6 0c 3a 48 89 fa 83 e2 07 83 c2 03 38 ca 7c 08 84 c9 0f 85 a1 09 00 00 8b 8c 84 d8 00 00 00 48 89 d8 48 c1 e8 03 <42> 0f b6 14 38 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 [ 41.288126][ T3586] RSP: 0018:ffffc900032ff2a8 EFLAGS: 00010212 [ 41.288136][ T3586] RAX: 1ffff920008da208 RBX: ffffc900046d1040 RCX: 0000000000000000 [ 41.288144][ T3586] RDX: 0000000000000003 RSI: ffffffff84342bd7 RDI: ffffc900032ff380 [ 41.288151][ T3586] RBP: ffff88801b6187e0 R08: 0000000000000007 R09: ffffffff84342a13 [ 41.288159][ T3586] R10: ffffffff84342bb3 R11: 0000000000000001 R12: 0000000000000001 [ 41.288167][ T3586] R13: 00000000000003f0 R14: ffffc900032ff380 R15: dffffc0000000000 [ 41.288176][ T3586] FS: 000055555714d300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 41.288188][ T3586] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.288196][ T3586] CR2: fffff520008da208 CR3: 000000001cf7e000 CR4: 0000000000350ef0 [ 41.288205][ T3586] Kernel panic - not syncing: Fatal exception [ 41.288862][ T3586] Kernel Offset: disabled [ 41.894506][ T3586] Rebooting in 86400 seconds..