[ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.106' (ECDSA) to the list of known hosts. syzkaller login: [ 114.681574][ T8480] FAULT_INJECTION: forcing a failure. [ 114.681574][ T8480] name failslab, interval 1, probability 0, space 0, times 1 [ 114.694222][ T8480] CPU: 0 PID: 8480 Comm: syz-executor363 Not tainted 5.10.0-syzkaller #0 [ 114.702641][ T8480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.712671][ T8480] Call Trace: [ 114.715926][ T8480] dump_stack+0x99/0xc3 [ 114.720076][ T8480] should_fail.cold+0x32/0x37 [ 114.724741][ T8480] should_failslab+0x5/0x10 [ 114.729222][ T8480] kmem_cache_alloc+0x24/0x420 [ 114.733997][ T8480] create_object.isra.0+0x36/0x330 [ 114.739121][ T8480] __kmalloc+0x11f/0x440 [ 114.743353][ T8480] ? tomoyo_supervisor+0x7f7/0x8e0 [ 114.748471][ T8480] tomoyo_supervisor+0x7f7/0x8e0 [ 114.753383][ T8480] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 114.759602][ T8480] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 114.765319][ T8480] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 114.771684][ T8480] tomoyo_path_permission+0x92/0xc0 [ 114.776864][ T8480] tomoyo_check_open_permission+0x1f1/0x240 [ 114.782738][ T8480] tomoyo_file_open+0x4c/0x60 [ 114.787387][ T8480] security_file_open+0x2e/0x220 [ 114.792303][ T8480] do_dentry_open+0x13b/0x620 [ 114.796958][ T8480] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 114.803177][ T8480] ? may_open+0x156/0x290 [ 114.807490][ T8480] path_openat+0x74a/0x1b00 [ 114.811977][ T8480] ? create_prof_cpu_mask+0x20/0x20 [ 114.817162][ T8480] ? arch_stack_walk+0x93/0xe0 [ 114.821917][ T8480] do_filp_open+0xa0/0x190 [ 114.826311][ T8480] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 114.832015][ T8480] ? expand_files+0x1ba/0x2f0 [ 114.836683][ T8480] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 114.842903][ T8480] ? strncpy_from_user+0x1ff/0x290 [ 114.847991][ T8480] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 114.854209][ T8480] ? _find_next_bit.constprop.0+0xe7/0x120 [ 114.859991][ T8480] do_sys_openat2+0xed/0x230 [ 114.864573][ T8480] __x64_sys_open+0x7d/0xe0 [ 114.869051][ T8480] do_syscall_64+0x2d/0x70 [ 114.873443][ T8480] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 114.879314][ T8480] RIP: 0033:0x4013e0 [ 114.883193][ T8480] Code: 05 48 3d 01 f0 ff ff 0f 83 bd 0b 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d ed 22 2f 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 94 0b 00 00 c3 48 83 ec 08 e8 fa 00 00 00 [ 114.902777][ T8480] RSP: 002b:00007fffd8fc1168 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 114.911162][ T8480] RAX: ffffffffffffffda RBX: 00007fffd8fc1191 RCX: 00000000004013e0 [ 114.919112][ T8480] RDX: 00007fffd8fc1196 RSI: 0000000000080001 RDI: 00000000004a2a88 executing program [ 114.927066][ T8480] RBP: 00007fffd8fc1190 R08: 0000000000000000 R09: 0000000000000001 [ 114.935020][ T8480] R10: 0000000000000032 R11: 0000000000000246 R12: 00000000004a2a88 [ 114.942983][ T8480] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 114.955954][ T8481] FAULT_INJECTION: forcing a failure. [ 114.955954][ T8481] name failslab, interval 1, probability 0, space 0, times 0 [ 114.968582][ T8481] CPU: 0 PID: 8481 Comm: syz-executor363 Not tainted 5.10.0-syzkaller #0 [ 114.976976][ T8481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.987017][ T8481] Call Trace: [ 114.990295][ T8481] dump_stack+0x99/0xc3 [ 114.994430][ T8481] should_fail.cold+0x32/0x37 [ 114.999083][ T8481] should_failslab+0x5/0x10 [ 115.003562][ T8481] kmem_cache_alloc+0x24/0x420 [ 115.008301][ T8481] alloc_inode+0xbe/0x100 [ 115.012609][ T8481] new_inode+0x23/0x100 [ 115.016756][ T8481] debugfs_get_inode+0x16/0x70 [ 115.021497][ T8481] __debugfs_create_file+0xf6/0x250 [ 115.026684][ T8481] debugfs_create_x8+0x6c/0xa0 [ 115.031425][ T8481] ldisc_open+0x1da/0x3e0 [ 115.035733][ T8481] ? __vfree+0x38/0x90 [ 115.039793][ T8481] ? caif_xmit+0xd0/0xd0 [ 115.044034][ T8481] tty_ldisc_open+0x4a/0x90 [ 115.048516][ T8481] tty_set_ldisc+0x179/0x2b0 [ 115.053099][ T8481] tty_ioctl+0x7f5/0xc40 [ 115.057330][ T8481] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 115.063560][ T8481] ? do_vfs_ioctl+0x17b/0x9a0 [ 115.068216][ T8481] ? do_SAK_work+0x30/0x30 [ 115.072610][ T8481] __x64_sys_ioctl+0xfc/0x140 [ 115.077266][ T8481] do_syscall_64+0x2d/0x70 [ 115.081660][ T8481] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 115.087528][ T8481] RIP: 0033:0x441589 [ 115.091396][ T8481] Code: e8 0c e9 ff ff 48 83 c4 18 c3 0f 1f 80 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 0f 83 eb 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 115.110977][ T8481] RSP: 002b:00007fffd8fc1678 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 115.119376][ T8481] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441589 [ 115.127335][ T8481] RDX: 0000000020000000 RSI: 0000000000005423 RDI: 0000000000000004 [ 115.135297][ T8481] RBP: 00000000004a2bd8 R08: 0000000000000002 R09: 00007fffd8fc17e8 [ 115.143243][ T8481] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402400 [ 115.151189][ T8481] R13: 0000000000402490 R14: 0000000000000000 R15: 0000000000000000 [ 115.159287][ T8481] debugfs: out of free dentries, can not create file 'tty_status' executing program [ 121.078242][ T8499] FAULT_INJECTION: forcing a failure. [ 121.078242][ T8499] name failslab, interval 1, probability 0, space 0, times 0 [ 121.090824][ T8499] CPU: 1 PID: 8499 Comm: syz-executor363 Not tainted 5.10.0-syzkaller #0 [ 121.099211][ T8499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.109275][ T8499] Call Trace: [ 121.112533][ T8499] dump_stack+0x99/0xc3 [ 121.116668][ T8499] should_fail.cold+0x32/0x37 [ 121.121355][ T8499] should_failslab+0x5/0x10 [ 121.125835][ T8499] kmem_cache_alloc_trace+0x27/0x430 [ 121.131101][ T8499] device_add+0x7fa/0xc30 [ 121.135408][ T8499] ? dev_set_name+0x63/0x90 [ 121.139890][ T8499] netdev_register_kobject+0x9f/0x1c0 [ 121.145256][ T8499] register_netdevice+0x5ea/0x8d0 [ 121.150257][ T8499] ldisc_open+0x232/0x3e0 [ 121.154576][ T8499] ? __vfree+0x38/0x90 [ 121.158637][ T8499] ? caif_xmit+0xd0/0xd0 [ 121.162867][ T8499] tty_ldisc_open+0x4a/0x90 [ 121.167353][ T8499] tty_set_ldisc+0x179/0x2b0 [ 121.171920][ T8499] tty_ioctl+0x7f5/0xc40 [ 121.176153][ T8499] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 121.182372][ T8499] ? do_vfs_ioctl+0x17b/0x9a0 [ 121.187029][ T8499] ? do_SAK_work+0x30/0x30 [ 121.191432][ T8499] __x64_sys_ioctl+0xfc/0x140 [ 121.196091][ T8499] do_syscall_64+0x2d/0x70 [ 121.200483][ T8499] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 121.206366][ T8499] RIP: 0033:0x441589 [ 121.210236][ T8499] Code: e8 0c e9 ff ff 48 83 c4 18 c3 0f 1f 80 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 0f 83 eb 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 121.229819][ T8499] RSP: 002b:00007fffd8fc1678 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 121.238210][ T8499] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441589 [ 121.246157][ T8499] RDX: 0000000020000000 RSI: 0000000000005423 RDI: 0000000000000004 [ 121.254109][ T8499] RBP: 000000000001c106 R08: 0000000000000002 R09: 00000000d8fc17e8 [ 121.262054][ T8499] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 121.270000][ T8499] R13: 0000000000402490 R14: 0000000000000000 R15: 0000000000000000 executing program [ 127.142198][ T8500] debugfs: Directory 'ttyS3' with parent 'caif_serial' already present! [ 127.150692][ T8500] FAULT_INJECTION: forcing a failure. [ 127.150692][ T8500] name failslab, interval 1, probability 0, space 0, times 0 [ 127.163308][ T8500] CPU: 0 PID: 8500 Comm: syz-executor363 Not tainted 5.10.0-syzkaller #0 [ 127.171759][ T8500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.181793][ T8500] Call Trace: [ 127.185092][ T8500] dump_stack+0x99/0xc3 [ 127.189272][ T8500] should_fail.cold+0x32/0x37 [ 127.193927][ T8500] should_failslab+0x5/0x10 [ 127.198418][ T8500] kmem_cache_alloc+0x24/0x420 [ 127.203157][ T8500] __kernfs_new_node+0x6a/0x2b0 [ 127.207984][ T8500] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 127.214202][ T8500] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 127.220420][ T8500] kernfs_new_node+0x5e/0x90 [ 127.225000][ T8500] __kernfs_create_file+0x51/0x120 [ 127.230106][ T8500] sysfs_add_file_mode_ns+0xe3/0x280 [ 127.235369][ T8500] internal_create_group+0x1b9/0x550 [ 127.240631][ T8500] internal_create_groups.part.0+0x4f/0xc0 [ 127.246414][ T8500] sysfs_create_groups+0x25/0x50 [ 127.251330][ T8500] device_add+0x3d8/0xc30 [ 127.255653][ T8500] ? dev_set_name+0x63/0x90 [ 127.260143][ T8500] netdev_register_kobject+0x9f/0x1c0 [ 127.265492][ T8500] register_netdevice+0x5ea/0x8d0 [ 127.270504][ T8500] ldisc_open+0x232/0x3e0 [ 127.274811][ T8500] ? __vfree+0x38/0x90 [ 127.278860][ T8500] ? caif_xmit+0xd0/0xd0 [ 127.283091][ T8500] tty_ldisc_open+0x4a/0x90 [ 127.287571][ T8500] tty_set_ldisc+0x179/0x2b0 [ 127.292153][ T8500] tty_ioctl+0x7f5/0xc40 [ 127.296371][ T8500] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 127.302589][ T8500] ? do_vfs_ioctl+0x17b/0x9a0 [ 127.307245][ T8500] ? do_SAK_work+0x30/0x30 [ 127.311636][ T8500] __x64_sys_ioctl+0xfc/0x140 [ 127.316293][ T8500] do_syscall_64+0x2d/0x70 [ 127.320687][ T8500] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 127.326567][ T8500] RIP: 0033:0x441589 [ 127.330434][ T8500] Code: e8 0c e9 ff ff 48 83 c4 18 c3 0f 1f 80 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 0f 83 eb 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 127.350016][ T8500] RSP: 002b:00007fffd8fc1678 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 127.358418][ T8500] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441589 [ 127.366377][ T8500] RDX: 0000000020000000 RSI: 0000000000005423 RDI: 0000000000000004 [ 127.374321][ T8500] RBP: 000000000001d8f2 R08: 0000000000000002 R09: 00000000d8fc17e8 [ 127.382267][ T8500] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 127.390224][ T8500] R13: 0000000000402490 R14: 0000000000000000 R15: 0000000000000000 executing program [ 133.271754][ T8504] debugfs: Directory 'ttyS3' with parent 'caif_serial' already present! [ 133.280257][ T8504] FAULT_INJECTION: forcing a failure. [ 133.280257][ T8504] name failslab, interval 1, probability 0, space 0, times 0 [ 133.293065][ T8504] CPU: 0 PID: 8504 Comm: syz-executor363 Not tainted 5.10.0-syzkaller #0 [ 133.301475][ T8504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.311504][ T8504] Call Trace: [ 133.314757][ T8504] dump_stack+0x99/0xc3 [ 133.318893][ T8504] should_fail.cold+0x32/0x37 [ 133.323559][ T8504] should_failslab+0x5/0x10 [ 133.328038][ T8504] kmem_cache_alloc+0x24/0x420 [ 133.332787][ T8504] __kernfs_new_node+0x6a/0x2b0 [ 133.337657][ T8504] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 133.343918][ T8504] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 133.350134][ T8504] kernfs_new_node+0x5e/0x90 [ 133.354729][ T8504] __kernfs_create_file+0x51/0x120 [ 133.359819][ T8504] sysfs_add_file_mode_ns+0xe3/0x280 [ 133.365081][ T8504] internal_create_group+0x1b9/0x550 [ 133.370359][ T8504] internal_create_groups.part.0+0x4f/0xc0 [ 133.376143][ T8504] sysfs_create_groups+0x25/0x50 [ 133.381057][ T8504] device_add+0x3d8/0xc30 [ 133.385373][ T8504] ? dev_set_name+0x63/0x90 [ 133.389854][ T8504] netdev_register_kobject+0x9f/0x1c0 [ 133.395205][ T8504] register_netdevice+0x5ea/0x8d0 [ 133.400215][ T8504] ldisc_open+0x232/0x3e0 [ 133.404520][ T8504] ? __vfree+0x38/0x90 [ 133.408565][ T8504] ? caif_xmit+0xd0/0xd0 [ 133.412780][ T8504] tty_ldisc_open+0x4a/0x90 [ 133.417258][ T8504] tty_set_ldisc+0x179/0x2b0 [ 133.421824][ T8504] tty_ioctl+0x7f5/0xc40 [ 133.426053][ T8504] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 133.432280][ T8504] ? do_vfs_ioctl+0x17b/0x9a0 [ 133.436947][ T8504] ? do_SAK_work+0x30/0x30 [ 133.441340][ T8504] __x64_sys_ioctl+0xfc/0x140 [ 133.445995][ T8504] do_syscall_64+0x2d/0x70 [ 133.450417][ T8504] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 133.456286][ T8504] RIP: 0033:0x441589 [ 133.461729][ T8504] Code: e8 0c e9 ff ff 48 83 c4 18 c3 0f 1f 80 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 0f 83 eb 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 133.481323][ T8504] RSP: 002b:00007fffd8fc1678 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 133.489709][ T8504] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441589 [ 133.497667][ T8504] RDX: 0000000020000000 RSI: 0000000000005423 RDI: 0000000000000004 [ 133.505612][ T8504] RBP: 000000000001f0a2 R08: 0000000000000002 R09: 00000000d8fc17e8 [ 133.513580][ T8504] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 133.521525][ T8504] R13: 0000000000402490 R14: 0000000000000000 R15: 0000000000000000 [ 139.289820][ T8480] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888103594800 (size 1024): comm "syz-executor363", pid 8504, jiffies 4294950599 (age 8.030s) hex dump (first 32 bytes): 01 54 00 00 01 00 00 00 00 4c e2 42 81 88 ff ff .T.......L.B.... 00 90 f3 42 81 88 ff ff a0 0a a3 84 ff ff ff ff ...B............ backtrace: [<00000000d3bb5e8e>] alloc_tty_struct+0x3c/0x2e0 [<0000000077f9f223>] tty_init_dev.part.0+0x20/0x250 [<00000000e34fdf59>] tty_open+0x882/0xa20 [<00000000823449f7>] chrdev_open+0x10d/0x340 [<00000000668d13a6>] do_dentry_open+0x1e6/0x620 [<0000000046ee900c>] path_openat+0x74a/0x1b00 [<0000000047a29f0e>] do_filp_open+0xa0/0x190 [<0000000032daf280>] do_sys_openat2+0xed/0x230 [<0000000082ad7bd6>] __x64_sys_openat+0x7f/0xe0 [<0000000002cdbfc4>] do_syscall_64+0x2d/0x70 [<00000000c9a90f9f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9