[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 63.177743][ T23] audit: type=1800 audit(1575203528.493:25): pid=8834 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 63.197702][ T23] audit: type=1800 audit(1575203528.493:26): pid=8834 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 63.251458][ T23] audit: type=1800 audit(1575203528.493:27): pid=8834 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.21' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 74.139910][ T8993] IPVS: ftp: loaded support on port[0] = 21 [ 74.178495][ T8994] FAULT_INJECTION: forcing a failure. [ 74.178495][ T8994] name failslab, interval 1, probability 0, space 0, times 1 [ 74.191553][ T8994] CPU: 0 PID: 8994 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 74.199976][ T8994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.210034][ T8994] Call Trace: [ 74.213318][ T8994] dump_stack+0x197/0x210 [ 74.217638][ T8994] should_fail.cold+0xa/0x15 [ 74.222222][ T8994] ? fault_create_debugfs_attr+0x180/0x180 [ 74.228029][ T8994] ? __kasan_check_read+0x11/0x20 [ 74.233053][ T8994] ? mark_lock+0xc2/0x1220 [ 74.237459][ T8994] __should_failslab+0x121/0x190 [ 74.242421][ T8994] should_failslab+0x9/0x14 [ 74.246909][ T8994] kmem_cache_alloc_trace+0x4b/0x790 [ 74.252365][ T8994] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.257908][ T8994] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 74.263872][ T8994] ? find_next_bit+0x107/0x130 [ 74.268640][ T8994] __hw_addr_create_ex+0x5e/0x310 [ 74.273649][ T8994] __hw_addr_add_ex+0x1ef/0x2b0 [ 74.278485][ T8994] dev_addr_init+0x118/0x200 [ 74.283073][ T8994] ? dev_mc_flush+0x40/0x40 [ 74.287563][ T8994] ? __kmalloc_node+0x4e/0x70 [ 74.292236][ T8994] alloc_netdev_mqs+0x142/0xde0 [ 74.297085][ T8994] ? slcan_change_mtu+0x10/0x10 [ 74.301928][ T8994] slcan_open+0x32d/0x9e0 [ 74.306241][ T8994] ? slcan_transmit+0x420/0x420 [ 74.311077][ T8994] ? __kasan_check_write+0x14/0x20 [ 74.316170][ T8994] ? down_write+0xdf/0x150 [ 74.320583][ T8994] ? slcan_transmit+0x420/0x420 [ 74.325421][ T8994] tty_ldisc_open.isra.0+0xa3/0x110 [ 74.330607][ T8994] tty_set_ldisc+0x30e/0x6b0 [ 74.335180][ T8994] tty_ioctl+0xe8d/0x14f0 [ 74.339509][ T8994] ? tty_vhangup+0x30/0x30 [ 74.343908][ T8994] ? tomoyo_path_number_perm+0x454/0x520 [ 74.349533][ T8994] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 74.355763][ T8994] ? tomoyo_path_number_perm+0x25e/0x520 [ 74.361399][ T8994] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 74.367196][ T8994] ? vfs_write+0x34c/0x5d0 [ 74.371597][ T8994] ? tty_vhangup+0x30/0x30 [ 74.375999][ T8994] do_vfs_ioctl+0xdb6/0x13e0 [ 74.380587][ T8994] ? ioctl_preallocate+0x210/0x210 [ 74.385700][ T8994] ? __sb_end_write+0x115/0x1a0 [ 74.390558][ T8994] ? vfs_write+0x160/0x5d0 [ 74.394964][ T8994] ? tomoyo_file_ioctl+0x23/0x30 [ 74.399886][ T8994] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.406126][ T8994] ? security_file_ioctl+0x8d/0xc0 [ 74.411232][ T8994] ksys_ioctl+0xab/0xd0 [ 74.415375][ T8994] __x64_sys_ioctl+0x73/0xb0 [ 74.419952][ T8994] do_syscall_64+0xfa/0x790 [ 74.424451][ T8994] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.430668][ T8994] RIP: 0033:0x4429e9 [ 74.434542][ T8994] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.454143][ T8994] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 74.462549][ T8994] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 74.470503][ T8994] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 74.478456][ T8994] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 executing program [ 74.486419][ T8994] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 74.494455][ T8994] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 [ 74.513021][ T8995] FAULT_INJECTION: forcing a failure. [ 74.513021][ T8995] name failslab, interval 1, probability 0, space 0, times 0 [ 74.525897][ T8995] CPU: 0 PID: 8995 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 74.534218][ T8995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.544271][ T8995] Call Trace: [ 74.547564][ T8995] dump_stack+0x197/0x210 [ 74.551881][ T8995] should_fail.cold+0xa/0x15 [ 74.556554][ T8995] ? fault_create_debugfs_attr+0x180/0x180 [ 74.562366][ T8995] ? ___might_sleep+0x163/0x2c0 [ 74.567202][ T8995] __should_failslab+0x121/0x190 [ 74.572121][ T8995] should_failslab+0x9/0x14 [ 74.576615][ T8995] kmem_cache_alloc_trace+0x2d3/0x790 [ 74.581973][ T8995] ? kfree+0x28b/0x2c0 [ 74.586024][ T8995] device_add+0xfaa/0x1d00 [ 74.590431][ T8995] ? dev_set_name+0xbb/0xf0 [ 74.594913][ T8995] ? device_initialize+0x540/0x540 [ 74.600005][ T8995] ? uevent_show+0x370/0x370 [ 74.604577][ T8995] ? __init_waitqueue_head+0x36/0x90 [ 74.609841][ T8995] ? pm_runtime_init+0x311/0x3b0 [ 74.614761][ T8995] netdev_register_kobject+0x183/0x3b0 [ 74.620218][ T8995] register_netdevice+0x999/0x1020 [ 74.625318][ T8995] ? netdev_change_features+0xb0/0xb0 [ 74.630676][ T8995] slcan_open+0x675/0x9e0 [ 74.635001][ T8995] ? slcan_transmit+0x420/0x420 [ 74.639835][ T8995] ? __kasan_check_write+0x14/0x20 [ 74.644934][ T8995] ? down_write+0xdf/0x150 [ 74.649353][ T8995] ? slcan_transmit+0x420/0x420 [ 74.654187][ T8995] tty_ldisc_open.isra.0+0xa3/0x110 [ 74.659410][ T8995] tty_set_ldisc+0x30e/0x6b0 [ 74.663992][ T8995] tty_ioctl+0xe8d/0x14f0 [ 74.668308][ T8995] ? tty_vhangup+0x30/0x30 [ 74.672703][ T8995] ? tomoyo_path_number_perm+0x454/0x520 [ 74.678317][ T8995] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 74.684545][ T8995] ? tomoyo_path_number_perm+0x25e/0x520 [ 74.690156][ T8995] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 74.695989][ T8995] ? vfs_write+0x34c/0x5d0 [ 74.700390][ T8995] ? tty_vhangup+0x30/0x30 [ 74.704962][ T8995] do_vfs_ioctl+0xdb6/0x13e0 [ 74.709547][ T8995] ? ioctl_preallocate+0x210/0x210 [ 74.714645][ T8995] ? __sb_end_write+0x115/0x1a0 [ 74.719473][ T8995] ? vfs_write+0x160/0x5d0 [ 74.723895][ T8995] ? tomoyo_file_ioctl+0x23/0x30 [ 74.728815][ T8995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.735038][ T8995] ? security_file_ioctl+0x8d/0xc0 [ 74.740228][ T8995] ksys_ioctl+0xab/0xd0 [ 74.744367][ T8995] __x64_sys_ioctl+0x73/0xb0 [ 74.748952][ T8995] do_syscall_64+0xfa/0x790 [ 74.753442][ T8995] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.759312][ T8995] RIP: 0033:0x4429e9 [ 74.763199][ T8995] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.783041][ T8995] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 74.791453][ T8995] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 74.799403][ T8995] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 74.807360][ T8995] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 74.815308][ T8995] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 74.823292][ T8995] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 75.024536][ T8996] FAULT_INJECTION: forcing a failure. [ 75.024536][ T8996] name failslab, interval 1, probability 0, space 0, times 0 [ 75.037676][ T8996] CPU: 0 PID: 8996 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 75.046001][ T8996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.056264][ T8996] Call Trace: [ 75.059551][ T8996] dump_stack+0x197/0x210 [ 75.063880][ T8996] should_fail.cold+0xa/0x15 [ 75.068457][ T8996] ? fault_create_debugfs_attr+0x180/0x180 [ 75.074245][ T8996] ? ___might_sleep+0x163/0x2c0 [ 75.079078][ T8996] __should_failslab+0x121/0x190 [ 75.084001][ T8996] should_failslab+0x9/0x14 [ 75.088489][ T8996] __kmalloc_track_caller+0x2dc/0x760 [ 75.093858][ T8996] ? find_held_lock+0x35/0x130 [ 75.098607][ T8996] ? __kasan_check_read+0x11/0x20 [ 75.103612][ T8996] ? kstrdup_const+0x66/0x80 [ 75.108222][ T8996] kstrdup+0x3a/0x70 [ 75.112109][ T8996] kstrdup_const+0x66/0x80 [ 75.116515][ T8996] __kernfs_new_node+0xb1/0x6e0 [ 75.121351][ T8996] ? console_unlock+0x7b3/0xf00 [ 75.126188][ T8996] ? lockdep_hardirqs_on+0x421/0x5e0 [ 75.131543][ T8996] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 75.136989][ T8996] ? map_id_range_down+0x1ee/0x370 [ 75.142082][ T8996] ? __put_user_ns+0x70/0x70 [ 75.146655][ T8996] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 75.152876][ T8996] ? __irq_work_queue_local+0xaf/0x170 [ 75.158318][ T8996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 75.164607][ T8996] ? make_kgid+0x23/0x30 [ 75.168837][ T8996] kernfs_new_node+0x96/0x120 [ 75.173496][ T8996] kernfs_create_dir_ns+0x52/0x160 [ 75.178588][ T8996] sysfs_create_dir_ns+0x131/0x2a0 [ 75.183718][ T8996] ? sysfs_create_mount_point+0xa0/0xa0 [ 75.189263][ T8996] ? net_namespace+0xd/0x40 [ 75.193743][ T8996] ? device_namespace+0x90/0xc0 [ 75.198577][ T8996] kobject_add_internal.cold+0x116/0x662 [ 75.204238][ T8996] kobject_add+0x150/0x1c0 [ 75.208647][ T8996] ? kset_create_and_add+0x1a0/0x1a0 [ 75.213930][ T8996] ? mutex_unlock+0x1b/0x30 [ 75.218411][ T8996] ? device_add+0x300/0x1d00 [ 75.222982][ T8996] device_add+0x3be/0x1d00 [ 75.227387][ T8996] ? dev_set_name+0xbb/0xf0 [ 75.231869][ T8996] ? uevent_show+0x370/0x370 [ 75.236450][ T8996] ? __init_waitqueue_head+0x36/0x90 [ 75.241715][ T8996] ? pm_runtime_init+0x311/0x3b0 [ 75.246652][ T8996] netdev_register_kobject+0x183/0x3b0 [ 75.252106][ T8996] register_netdevice+0x999/0x1020 [ 75.257198][ T8996] ? netdev_change_features+0xb0/0xb0 [ 75.262557][ T8996] slcan_open+0x675/0x9e0 [ 75.266954][ T8996] ? slcan_transmit+0x420/0x420 [ 75.271783][ T8996] ? __kasan_check_write+0x14/0x20 [ 75.276889][ T8996] ? down_write+0xdf/0x150 [ 75.281287][ T8996] ? slcan_transmit+0x420/0x420 [ 75.286137][ T8996] tty_ldisc_open.isra.0+0xa3/0x110 [ 75.291330][ T8996] tty_set_ldisc+0x30e/0x6b0 [ 75.295903][ T8996] tty_ioctl+0xe8d/0x14f0 [ 75.300211][ T8996] ? tty_vhangup+0x30/0x30 [ 75.304608][ T8996] ? tomoyo_path_number_perm+0x454/0x520 [ 75.310220][ T8996] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 75.316450][ T8996] ? tomoyo_path_number_perm+0x25e/0x520 [ 75.322061][ T8996] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 75.327852][ T8996] ? vfs_write+0x34c/0x5d0 [ 75.332251][ T8996] ? tty_vhangup+0x30/0x30 [ 75.336670][ T8996] do_vfs_ioctl+0xdb6/0x13e0 [ 75.341272][ T8996] ? ioctl_preallocate+0x210/0x210 [ 75.346380][ T8996] ? __sb_end_write+0x115/0x1a0 [ 75.351224][ T8996] ? vfs_write+0x160/0x5d0 [ 75.355627][ T8996] ? tomoyo_file_ioctl+0x23/0x30 [ 75.360564][ T8996] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 75.366801][ T8996] ? security_file_ioctl+0x8d/0xc0 [ 75.371896][ T8996] ksys_ioctl+0xab/0xd0 [ 75.376035][ T8996] __x64_sys_ioctl+0x73/0xb0 [ 75.380614][ T8996] do_syscall_64+0xfa/0x790 [ 75.385124][ T8996] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.391109][ T8996] RIP: 0033:0x4429e9 [ 75.394995][ T8996] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.414583][ T8996] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 75.423028][ T8996] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 75.431031][ T8996] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 75.438989][ T8996] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 75.446940][ T8996] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 75.454906][ T8996] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 [ 75.464028][ T8996] kobject_add_internal failed for slcan0 (error: -12 parent: net) executing program [ 75.644881][ T8997] FAULT_INJECTION: forcing a failure. [ 75.644881][ T8997] name failslab, interval 1, probability 0, space 0, times 0 [ 75.657680][ T8997] CPU: 1 PID: 8997 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 75.666128][ T8997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.676173][ T8997] Call Trace: [ 75.679468][ T8997] dump_stack+0x197/0x210 [ 75.683796][ T8997] should_fail.cold+0xa/0x15 [ 75.688366][ T8997] ? fault_create_debugfs_attr+0x180/0x180 [ 75.694154][ T8997] ? ___might_sleep+0x163/0x2c0 [ 75.698991][ T8997] __should_failslab+0x121/0x190 [ 75.703923][ T8997] should_failslab+0x9/0x14 [ 75.708410][ T8997] __kmalloc_track_caller+0x2dc/0x760 [ 75.713761][ T8997] ? find_held_lock+0x35/0x130 [ 75.718510][ T8997] ? __kasan_check_read+0x11/0x20 [ 75.723517][ T8997] ? kstrdup_const+0x66/0x80 [ 75.728102][ T8997] kstrdup+0x3a/0x70 [ 75.731988][ T8997] kstrdup_const+0x66/0x80 [ 75.736394][ T8997] __kernfs_new_node+0xb1/0x6e0 [ 75.741246][ T8997] ? console_unlock+0x7b3/0xf00 [ 75.746080][ T8997] ? lockdep_hardirqs_on+0x421/0x5e0 [ 75.751342][ T8997] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 75.756779][ T8997] ? map_id_range_down+0x1ee/0x370 [ 75.761868][ T8997] ? __put_user_ns+0x70/0x70 [ 75.766437][ T8997] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 75.772656][ T8997] ? __irq_work_queue_local+0xaf/0x170 [ 75.778096][ T8997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 75.784315][ T8997] ? make_kgid+0x23/0x30 [ 75.788538][ T8997] kernfs_new_node+0x96/0x120 [ 75.793200][ T8997] kernfs_create_dir_ns+0x52/0x160 [ 75.798304][ T8997] sysfs_create_dir_ns+0x131/0x2a0 [ 75.803414][ T8997] ? sysfs_create_mount_point+0xa0/0xa0 [ 75.808942][ T8997] ? net_namespace+0xd/0x40 [ 75.813422][ T8997] ? device_namespace+0x90/0xc0 [ 75.818253][ T8997] kobject_add_internal.cold+0x116/0x662 [ 75.823862][ T8997] kobject_add+0x150/0x1c0 [ 75.828270][ T8997] ? kset_create_and_add+0x1a0/0x1a0 [ 75.833541][ T8997] ? mutex_unlock+0x1b/0x30 [ 75.838023][ T8997] ? device_add+0x300/0x1d00 [ 75.842592][ T8997] device_add+0x3be/0x1d00 [ 75.846985][ T8997] ? dev_set_name+0xbb/0xf0 [ 75.851466][ T8997] ? uevent_show+0x370/0x370 [ 75.856034][ T8997] ? __init_waitqueue_head+0x36/0x90 [ 75.861303][ T8997] ? pm_runtime_init+0x311/0x3b0 [ 75.866253][ T8997] netdev_register_kobject+0x183/0x3b0 [ 75.871714][ T8997] register_netdevice+0x999/0x1020 [ 75.876817][ T8997] ? netdev_change_features+0xb0/0xb0 [ 75.883408][ T8997] slcan_open+0x675/0x9e0 [ 75.887917][ T8997] ? slcan_transmit+0x420/0x420 [ 75.892757][ T8997] ? __kasan_check_write+0x14/0x20 [ 75.897855][ T8997] ? down_write+0xdf/0x150 [ 75.902259][ T8997] ? slcan_transmit+0x420/0x420 [ 75.907118][ T8997] tty_ldisc_open.isra.0+0xa3/0x110 [ 75.912322][ T8997] tty_set_ldisc+0x30e/0x6b0 [ 75.916896][ T8997] tty_ioctl+0xe8d/0x14f0 [ 75.921294][ T8997] ? tty_vhangup+0x30/0x30 [ 75.925689][ T8997] ? tomoyo_path_number_perm+0x454/0x520 [ 75.931302][ T8997] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 75.937524][ T8997] ? tomoyo_path_number_perm+0x25e/0x520 [ 75.943150][ T8997] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 75.948955][ T8997] ? vfs_write+0x34c/0x5d0 [ 75.953475][ T8997] ? tty_vhangup+0x30/0x30 [ 75.957876][ T8997] do_vfs_ioctl+0xdb6/0x13e0 [ 75.962455][ T8997] ? ioctl_preallocate+0x210/0x210 [ 75.967610][ T8997] ? __sb_end_write+0x115/0x1a0 [ 75.972451][ T8997] ? vfs_write+0x160/0x5d0 [ 75.976855][ T8997] ? tomoyo_file_ioctl+0x23/0x30 [ 75.981887][ T8997] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 75.988122][ T8997] ? security_file_ioctl+0x8d/0xc0 [ 75.993216][ T8997] ksys_ioctl+0xab/0xd0 [ 75.997356][ T8997] __x64_sys_ioctl+0x73/0xb0 [ 76.002021][ T8997] do_syscall_64+0xfa/0x790 [ 76.006531][ T8997] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.012511][ T8997] RIP: 0033:0x4429e9 [ 76.016387][ T8997] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.036226][ T8997] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 76.044618][ T8997] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 76.052573][ T8997] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 76.060531][ T8997] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 76.068486][ T8997] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 76.076457][ T8997] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 [ 76.084663][ T8997] kobject_add_internal failed for slcan0 (error: -12 parent: net) executing program [ 76.283967][ T8998] FAULT_INJECTION: forcing a failure. [ 76.283967][ T8998] name failslab, interval 1, probability 0, space 0, times 0 [ 76.296722][ T8998] CPU: 1 PID: 8998 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 76.305048][ T8998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.315152][ T8998] Call Trace: [ 76.318440][ T8998] dump_stack+0x197/0x210 [ 76.322751][ T8998] should_fail.cold+0xa/0x15 [ 76.327338][ T8998] ? fault_create_debugfs_attr+0x180/0x180 [ 76.333141][ T8998] ? ___might_sleep+0x163/0x2c0 [ 76.337982][ T8998] __should_failslab+0x121/0x190 [ 76.342902][ T8998] should_failslab+0x9/0x14 [ 76.347389][ T8998] __kmalloc_track_caller+0x2dc/0x760 [ 76.352745][ T8998] ? find_held_lock+0x35/0x130 [ 76.357494][ T8998] ? __kasan_check_read+0x11/0x20 [ 76.362501][ T8998] ? kstrdup_const+0x66/0x80 [ 76.367134][ T8998] kstrdup+0x3a/0x70 [ 76.371008][ T8998] kstrdup_const+0x66/0x80 [ 76.375407][ T8998] __kernfs_new_node+0xb1/0x6e0 [ 76.380237][ T8998] ? console_unlock+0x7b3/0xf00 [ 76.385065][ T8998] ? lockdep_hardirqs_on+0x421/0x5e0 [ 76.390353][ T8998] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 76.395801][ T8998] ? map_id_range_down+0x1ee/0x370 [ 76.400893][ T8998] ? __put_user_ns+0x70/0x70 [ 76.405465][ T8998] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 76.411695][ T8998] ? __irq_work_queue_local+0xaf/0x170 [ 76.417145][ T8998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 76.423366][ T8998] ? make_kgid+0x23/0x30 [ 76.427590][ T8998] kernfs_new_node+0x96/0x120 [ 76.432260][ T8998] kernfs_create_dir_ns+0x52/0x160 [ 76.437351][ T8998] sysfs_create_dir_ns+0x131/0x2a0 [ 76.442440][ T8998] ? sysfs_create_mount_point+0xa0/0xa0 [ 76.447968][ T8998] ? net_namespace+0xd/0x40 [ 76.452580][ T8998] ? device_namespace+0x90/0xc0 [ 76.457420][ T8998] kobject_add_internal.cold+0x116/0x662 [ 76.463061][ T8998] kobject_add+0x150/0x1c0 [ 76.467471][ T8998] ? kset_create_and_add+0x1a0/0x1a0 [ 76.472741][ T8998] ? mutex_unlock+0x1b/0x30 [ 76.477235][ T8998] ? device_add+0x300/0x1d00 [ 76.481806][ T8998] device_add+0x3be/0x1d00 [ 76.486198][ T8998] ? dev_set_name+0xbb/0xf0 [ 76.490679][ T8998] ? uevent_show+0x370/0x370 [ 76.495248][ T8998] ? __init_waitqueue_head+0x36/0x90 [ 76.500526][ T8998] ? pm_runtime_init+0x311/0x3b0 [ 76.505475][ T8998] netdev_register_kobject+0x183/0x3b0 [ 76.510924][ T8998] register_netdevice+0x999/0x1020 [ 76.516034][ T8998] ? netdev_change_features+0xb0/0xb0 [ 76.521398][ T8998] slcan_open+0x675/0x9e0 [ 76.525719][ T8998] ? slcan_transmit+0x420/0x420 [ 76.530560][ T8998] ? __kasan_check_write+0x14/0x20 [ 76.535649][ T8998] ? down_write+0xdf/0x150 [ 76.540045][ T8998] ? slcan_transmit+0x420/0x420 [ 76.544889][ T8998] tty_ldisc_open.isra.0+0xa3/0x110 [ 76.550066][ T8998] tty_set_ldisc+0x30e/0x6b0 [ 76.554651][ T8998] tty_ioctl+0xe8d/0x14f0 [ 76.558973][ T8998] ? tty_vhangup+0x30/0x30 [ 76.563366][ T8998] ? tomoyo_path_number_perm+0x454/0x520 [ 76.568981][ T8998] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 76.575199][ T8998] ? tomoyo_path_number_perm+0x25e/0x520 [ 76.580810][ T8998] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 76.586597][ T8998] ? vfs_write+0x34c/0x5d0 [ 76.590998][ T8998] ? tty_vhangup+0x30/0x30 [ 76.595392][ T8998] do_vfs_ioctl+0xdb6/0x13e0 [ 76.599974][ T8998] ? ioctl_preallocate+0x210/0x210 [ 76.605072][ T8998] ? __sb_end_write+0x115/0x1a0 [ 76.609901][ T8998] ? vfs_write+0x160/0x5d0 [ 76.614309][ T8998] ? tomoyo_file_ioctl+0x23/0x30 [ 76.619234][ T8998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 76.625451][ T8998] ? security_file_ioctl+0x8d/0xc0 [ 76.630540][ T8998] ksys_ioctl+0xab/0xd0 [ 76.634674][ T8998] __x64_sys_ioctl+0x73/0xb0 [ 76.639240][ T8998] do_syscall_64+0xfa/0x790 [ 76.643728][ T8998] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.649612][ T8998] RIP: 0033:0x4429e9 [ 76.653489][ T8998] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.673113][ T8998] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 76.681516][ T8998] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 76.689475][ T8998] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 76.697438][ T8998] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 76.705403][ T8998] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 76.713361][ T8998] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 [ 76.722090][ T8998] kobject_add_internal failed for slcan0 (error: -12 parent: net) executing program [ 76.914612][ T8999] FAULT_INJECTION: forcing a failure. [ 76.914612][ T8999] name failslab, interval 1, probability 0, space 0, times 0 [ 76.927812][ T8999] CPU: 1 PID: 8999 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 76.936122][ T8999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.946162][ T8999] Call Trace: [ 76.949441][ T8999] dump_stack+0x197/0x210 [ 76.953769][ T8999] should_fail.cold+0xa/0x15 [ 76.958368][ T8999] ? fault_create_debugfs_attr+0x180/0x180 [ 76.964247][ T8999] ? ___might_sleep+0x163/0x2c0 [ 76.969327][ T8999] __should_failslab+0x121/0x190 [ 76.974252][ T8999] should_failslab+0x9/0x14 [ 76.978742][ T8999] kmem_cache_alloc_trace+0x2d3/0x790 [ 76.984097][ T8999] ? kfree+0x28b/0x2c0 [ 76.988301][ T8999] device_add+0xfaa/0x1d00 [ 76.992694][ T8999] ? dev_set_name+0xbb/0xf0 [ 76.997176][ T8999] ? device_initialize+0x540/0x540 [ 77.002373][ T8999] ? uevent_show+0x370/0x370 [ 77.006942][ T8999] ? __init_waitqueue_head+0x36/0x90 [ 77.012209][ T8999] ? pm_runtime_init+0x311/0x3b0 [ 77.017134][ T8999] netdev_register_kobject+0x183/0x3b0 [ 77.022579][ T8999] register_netdevice+0x999/0x1020 [ 77.027674][ T8999] ? netdev_change_features+0xb0/0xb0 [ 77.033033][ T8999] slcan_open+0x675/0x9e0 [ 77.037354][ T8999] ? slcan_transmit+0x420/0x420 [ 77.042238][ T8999] ? __kasan_check_write+0x14/0x20 [ 77.047364][ T8999] ? down_write+0xdf/0x150 [ 77.051772][ T8999] ? slcan_transmit+0x420/0x420 [ 77.056611][ T8999] tty_ldisc_open.isra.0+0xa3/0x110 [ 77.061797][ T8999] tty_set_ldisc+0x30e/0x6b0 [ 77.066382][ T8999] tty_ioctl+0xe8d/0x14f0 [ 77.070698][ T8999] ? tty_vhangup+0x30/0x30 [ 77.075093][ T8999] ? tomoyo_path_number_perm+0x454/0x520 [ 77.081663][ T8999] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 77.087885][ T8999] ? tomoyo_path_number_perm+0x25e/0x520 [ 77.093504][ T8999] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 77.099317][ T8999] ? vfs_write+0x34c/0x5d0 [ 77.103718][ T8999] ? tty_vhangup+0x30/0x30 [ 77.109242][ T8999] do_vfs_ioctl+0xdb6/0x13e0 [ 77.113812][ T8999] ? ioctl_preallocate+0x210/0x210 [ 77.118933][ T8999] ? __sb_end_write+0x115/0x1a0 [ 77.123768][ T8999] ? vfs_write+0x160/0x5d0 [ 77.128171][ T8999] ? tomoyo_file_ioctl+0x23/0x30 [ 77.133238][ T8999] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 77.139472][ T8999] ? security_file_ioctl+0x8d/0xc0 [ 77.144565][ T8999] ksys_ioctl+0xab/0xd0 [ 77.148769][ T8999] __x64_sys_ioctl+0x73/0xb0 [ 77.153346][ T8999] do_syscall_64+0xfa/0x790 [ 77.157835][ T8999] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.163749][ T8999] RIP: 0033:0x4429e9 [ 77.167623][ T8999] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.190773][ T8999] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 77.199189][ T8999] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 77.207157][ T8999] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 77.215216][ T8999] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 77.223167][ T8999] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 77.231120][ T8999] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 77.463748][ T9000] FAULT_INJECTION: forcing a failure. [ 77.463748][ T9000] name failslab, interval 1, probability 0, space 0, times 0 [ 77.476612][ T9000] CPU: 1 PID: 9000 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 77.484925][ T9000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.495027][ T9000] Call Trace: [ 77.498497][ T9000] dump_stack+0x197/0x210 [ 77.502810][ T9000] should_fail.cold+0xa/0x15 [ 77.507385][ T9000] ? fault_create_debugfs_attr+0x180/0x180 [ 77.513170][ T9000] ? ___might_sleep+0x163/0x2c0 [ 77.518016][ T9000] __should_failslab+0x121/0x190 [ 77.523891][ T9000] should_failslab+0x9/0x14 [ 77.528386][ T9000] kmem_cache_alloc_trace+0x2d3/0x790 [ 77.533736][ T9000] ? kfree+0x28b/0x2c0 [ 77.537898][ T9000] device_add+0xfaa/0x1d00 [ 77.542323][ T9000] ? dev_set_name+0xbb/0xf0 [ 77.546815][ T9000] ? device_initialize+0x540/0x540 [ 77.551912][ T9000] ? uevent_show+0x370/0x370 [ 77.556484][ T9000] ? __init_waitqueue_head+0x36/0x90 [ 77.561762][ T9000] ? pm_runtime_init+0x311/0x3b0 [ 77.566686][ T9000] netdev_register_kobject+0x183/0x3b0 [ 77.572128][ T9000] register_netdevice+0x999/0x1020 [ 77.577222][ T9000] ? netdev_change_features+0xb0/0xb0 [ 77.582578][ T9000] slcan_open+0x675/0x9e0 [ 77.586912][ T9000] ? slcan_transmit+0x420/0x420 [ 77.591746][ T9000] ? __kasan_check_write+0x14/0x20 [ 77.596853][ T9000] ? down_write+0xdf/0x150 [ 77.601252][ T9000] ? slcan_transmit+0x420/0x420 [ 77.606081][ T9000] tty_ldisc_open.isra.0+0xa3/0x110 [ 77.611284][ T9000] tty_set_ldisc+0x30e/0x6b0 [ 77.615874][ T9000] tty_ioctl+0xe8d/0x14f0 [ 77.620200][ T9000] ? tty_vhangup+0x30/0x30 [ 77.624610][ T9000] ? tomoyo_path_number_perm+0x454/0x520 [ 77.630225][ T9000] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 77.636444][ T9000] ? tomoyo_path_number_perm+0x25e/0x520 [ 77.642070][ T9000] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 77.647878][ T9000] ? vfs_write+0x34c/0x5d0 [ 77.652343][ T9000] ? tty_vhangup+0x30/0x30 [ 77.656750][ T9000] do_vfs_ioctl+0xdb6/0x13e0 [ 77.661322][ T9000] ? ioctl_preallocate+0x210/0x210 [ 77.666415][ T9000] ? __sb_end_write+0x115/0x1a0 [ 77.671330][ T9000] ? vfs_write+0x160/0x5d0 [ 77.675745][ T9000] ? tomoyo_file_ioctl+0x23/0x30 [ 77.680678][ T9000] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 77.686898][ T9000] ? security_file_ioctl+0x8d/0xc0 [ 77.692000][ T9000] ksys_ioctl+0xab/0xd0 [ 77.696139][ T9000] __x64_sys_ioctl+0x73/0xb0 [ 77.700888][ T9000] do_syscall_64+0xfa/0x790 [ 77.705464][ T9000] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.711332][ T9000] RIP: 0033:0x4429e9 [ 77.715219][ T9000] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.734806][ T9000] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 77.743214][ T9000] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 77.751272][ T9000] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 77.759279][ T9000] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 77.767231][ T9000] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 77.775291][ T9000] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 78.023862][ T9001] FAULT_INJECTION: forcing a failure. [ 78.023862][ T9001] name failslab, interval 1, probability 0, space 0, times 0 [ 78.036633][ T9001] CPU: 1 PID: 9001 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 78.044982][ T9001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.055091][ T9001] Call Trace: [ 78.058367][ T9001] dump_stack+0x197/0x210 [ 78.062683][ T9001] should_fail.cold+0xa/0x15 [ 78.067262][ T9001] ? fault_create_debugfs_attr+0x180/0x180 [ 78.073174][ T9001] ? ___might_sleep+0x163/0x2c0 [ 78.078004][ T9001] __should_failslab+0x121/0x190 [ 78.082922][ T9001] should_failslab+0x9/0x14 [ 78.087422][ T9001] kmem_cache_alloc_trace+0x2d3/0x790 [ 78.092862][ T9001] ? kfree+0x28b/0x2c0 [ 78.096932][ T9001] device_add+0xfaa/0x1d00 [ 78.101491][ T9001] ? dev_set_name+0xbb/0xf0 [ 78.106010][ T9001] ? device_initialize+0x540/0x540 [ 78.111130][ T9001] ? uevent_show+0x370/0x370 [ 78.115716][ T9001] ? __init_waitqueue_head+0x36/0x90 [ 78.121063][ T9001] ? pm_runtime_init+0x311/0x3b0 [ 78.126001][ T9001] netdev_register_kobject+0x183/0x3b0 [ 78.131447][ T9001] register_netdevice+0x999/0x1020 [ 78.136541][ T9001] ? netdev_change_features+0xb0/0xb0 [ 78.141986][ T9001] slcan_open+0x675/0x9e0 [ 78.146340][ T9001] ? slcan_transmit+0x420/0x420 [ 78.151174][ T9001] ? __kasan_check_write+0x14/0x20 [ 78.156268][ T9001] ? down_write+0xdf/0x150 [ 78.160667][ T9001] ? slcan_transmit+0x420/0x420 [ 78.165503][ T9001] tty_ldisc_open.isra.0+0xa3/0x110 [ 78.170696][ T9001] tty_set_ldisc+0x30e/0x6b0 [ 78.175299][ T9001] tty_ioctl+0xe8d/0x14f0 [ 78.179610][ T9001] ? tty_vhangup+0x30/0x30 [ 78.184008][ T9001] ? tomoyo_path_number_perm+0x454/0x520 [ 78.189625][ T9001] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 78.195852][ T9001] ? tomoyo_path_number_perm+0x25e/0x520 [ 78.201466][ T9001] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 78.207256][ T9001] ? vfs_write+0x34c/0x5d0 [ 78.211654][ T9001] ? tty_vhangup+0x30/0x30 [ 78.216060][ T9001] do_vfs_ioctl+0xdb6/0x13e0 [ 78.220644][ T9001] ? ioctl_preallocate+0x210/0x210 [ 78.225738][ T9001] ? __sb_end_write+0x115/0x1a0 [ 78.230581][ T9001] ? vfs_write+0x160/0x5d0 [ 78.234981][ T9001] ? tomoyo_file_ioctl+0x23/0x30 [ 78.239986][ T9001] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 78.246208][ T9001] ? security_file_ioctl+0x8d/0xc0 [ 78.251320][ T9001] ksys_ioctl+0xab/0xd0 [ 78.255471][ T9001] __x64_sys_ioctl+0x73/0xb0 [ 78.260059][ T9001] do_syscall_64+0xfa/0x790 [ 78.264550][ T9001] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.270442][ T9001] RIP: 0033:0x4429e9 [ 78.274320][ T9001] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.293912][ T9001] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 78.302425][ T9001] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 78.310387][ T9001] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 78.318354][ T9001] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 78.326309][ T9001] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 78.334260][ T9001] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 78.514428][ T9002] FAULT_INJECTION: forcing a failure. [ 78.514428][ T9002] name failslab, interval 1, probability 0, space 0, times 0 [ 78.527176][ T9002] CPU: 0 PID: 9002 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 78.535483][ T9002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.545519][ T9002] Call Trace: [ 78.548805][ T9002] dump_stack+0x197/0x210 [ 78.553118][ T9002] should_fail.cold+0xa/0x15 [ 78.557793][ T9002] ? fault_create_debugfs_attr+0x180/0x180 [ 78.565667][ T9002] ? ___might_sleep+0x163/0x2c0 [ 78.570502][ T9002] __should_failslab+0x121/0x190 [ 78.575421][ T9002] should_failslab+0x9/0x14 [ 78.579914][ T9002] kmem_cache_alloc_trace+0x2d3/0x790 [ 78.585524][ T9002] ? kfree+0x28b/0x2c0 [ 78.589580][ T9002] device_add+0xfaa/0x1d00 [ 78.594111][ T9002] ? dev_set_name+0xbb/0xf0 [ 78.598600][ T9002] ? device_initialize+0x540/0x540 [ 78.603691][ T9002] ? uevent_show+0x370/0x370 [ 78.608264][ T9002] ? __init_waitqueue_head+0x36/0x90 [ 78.613627][ T9002] ? pm_runtime_init+0x311/0x3b0 [ 78.618552][ T9002] netdev_register_kobject+0x183/0x3b0 [ 78.623995][ T9002] register_netdevice+0x999/0x1020 [ 78.629091][ T9002] ? netdev_change_features+0xb0/0xb0 [ 78.634446][ T9002] slcan_open+0x675/0x9e0 [ 78.638784][ T9002] ? slcan_transmit+0x420/0x420 [ 78.643755][ T9002] ? __kasan_check_write+0x14/0x20 [ 78.648982][ T9002] ? down_write+0xdf/0x150 [ 78.653394][ T9002] ? slcan_transmit+0x420/0x420 [ 78.658240][ T9002] tty_ldisc_open.isra.0+0xa3/0x110 [ 78.664409][ T9002] tty_set_ldisc+0x30e/0x6b0 [ 78.669000][ T9002] tty_ioctl+0xe8d/0x14f0 [ 78.673313][ T9002] ? tty_vhangup+0x30/0x30 [ 78.677723][ T9002] ? tomoyo_path_number_perm+0x454/0x520 [ 78.683338][ T9002] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 78.689747][ T9002] ? tomoyo_path_number_perm+0x25e/0x520 [ 78.695360][ T9002] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 78.701250][ T9002] ? vfs_write+0x34c/0x5d0 [ 78.705650][ T9002] ? tty_vhangup+0x30/0x30 [ 78.710052][ T9002] do_vfs_ioctl+0xdb6/0x13e0 [ 78.714622][ T9002] ? ioctl_preallocate+0x210/0x210 [ 78.719834][ T9002] ? __sb_end_write+0x115/0x1a0 [ 78.724674][ T9002] ? vfs_write+0x160/0x5d0 [ 78.729077][ T9002] ? tomoyo_file_ioctl+0x23/0x30 [ 78.733995][ T9002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 78.740220][ T9002] ? security_file_ioctl+0x8d/0xc0 [ 78.745310][ T9002] ksys_ioctl+0xab/0xd0 [ 78.749459][ T9002] __x64_sys_ioctl+0x73/0xb0 [ 78.754052][ T9002] do_syscall_64+0xfa/0x790 [ 78.758539][ T9002] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.764421][ T9002] RIP: 0033:0x4429e9 [ 78.768295][ T9002] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.787879][ T9002] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 78.796281][ T9002] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 78.804246][ T9002] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 78.812205][ T9002] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 78.820171][ T9002] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 78.828124][ T9002] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 79.045305][ T9003] FAULT_INJECTION: forcing a failure. [ 79.045305][ T9003] name failslab, interval 1, probability 0, space 0, times 0 [ 79.058106][ T9003] CPU: 1 PID: 9003 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 79.066567][ T9003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.076724][ T9003] Call Trace: [ 79.080005][ T9003] dump_stack+0x197/0x210 [ 79.084326][ T9003] should_fail.cold+0xa/0x15 [ 79.088915][ T9003] ? fault_create_debugfs_attr+0x180/0x180 [ 79.094735][ T9003] ? ___might_sleep+0x163/0x2c0 [ 79.099589][ T9003] __should_failslab+0x121/0x190 [ 79.104513][ T9003] should_failslab+0x9/0x14 [ 79.109010][ T9003] __kmalloc_track_caller+0x2dc/0x760 [ 79.114466][ T9003] ? find_held_lock+0x35/0x130 [ 79.119267][ T9003] ? __kasan_check_read+0x11/0x20 [ 79.124273][ T9003] ? kstrdup_const+0x66/0x80 [ 79.128845][ T9003] kstrdup+0x3a/0x70 [ 79.132732][ T9003] kstrdup_const+0x66/0x80 [ 79.137135][ T9003] __kernfs_new_node+0xb1/0x6e0 [ 79.141974][ T9003] ? console_unlock+0x7b3/0xf00 [ 79.146803][ T9003] ? lockdep_hardirqs_on+0x421/0x5e0 [ 79.152066][ T9003] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 79.157563][ T9003] ? map_id_range_down+0x1ee/0x370 [ 79.162655][ T9003] ? __put_user_ns+0x70/0x70 [ 79.167231][ T9003] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 79.173466][ T9003] ? __irq_work_queue_local+0xaf/0x170 [ 79.179035][ T9003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 79.185456][ T9003] ? make_kgid+0x23/0x30 [ 79.189744][ T9003] kernfs_new_node+0x96/0x120 [ 79.194474][ T9003] kernfs_create_dir_ns+0x52/0x160 [ 79.199579][ T9003] sysfs_create_dir_ns+0x131/0x2a0 [ 79.204701][ T9003] ? sysfs_create_mount_point+0xa0/0xa0 [ 79.210320][ T9003] ? net_namespace+0xd/0x40 [ 79.214836][ T9003] ? device_namespace+0x90/0xc0 [ 79.219690][ T9003] kobject_add_internal.cold+0x116/0x662 [ 79.225378][ T9003] kobject_add+0x150/0x1c0 [ 79.229905][ T9003] ? kset_create_and_add+0x1a0/0x1a0 [ 79.235204][ T9003] ? mutex_unlock+0x1b/0x30 [ 79.239698][ T9003] ? device_add+0x300/0x1d00 [ 79.244405][ T9003] device_add+0x3be/0x1d00 [ 79.248921][ T9003] ? dev_set_name+0xbb/0xf0 [ 79.253418][ T9003] ? uevent_show+0x370/0x370 [ 79.257995][ T9003] ? __init_waitqueue_head+0x36/0x90 [ 79.263395][ T9003] ? pm_runtime_init+0x311/0x3b0 [ 79.268424][ T9003] netdev_register_kobject+0x183/0x3b0 [ 79.273941][ T9003] register_netdevice+0x999/0x1020 [ 79.279074][ T9003] ? netdev_change_features+0xb0/0xb0 [ 79.284439][ T9003] slcan_open+0x675/0x9e0 [ 79.288861][ T9003] ? slcan_transmit+0x420/0x420 [ 79.293711][ T9003] ? __kasan_check_write+0x14/0x20 [ 79.298814][ T9003] ? down_write+0xdf/0x150 [ 79.303368][ T9003] ? slcan_transmit+0x420/0x420 [ 79.308212][ T9003] tty_ldisc_open.isra.0+0xa3/0x110 [ 79.313397][ T9003] tty_set_ldisc+0x30e/0x6b0 [ 79.318072][ T9003] tty_ioctl+0xe8d/0x14f0 [ 79.322514][ T9003] ? tty_vhangup+0x30/0x30 [ 79.326932][ T9003] ? tomoyo_path_number_perm+0x454/0x520 [ 79.332669][ T9003] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 79.339017][ T9003] ? tomoyo_path_number_perm+0x25e/0x520 [ 79.344636][ T9003] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 79.350461][ T9003] ? vfs_write+0x34c/0x5d0 [ 79.355048][ T9003] ? tty_vhangup+0x30/0x30 [ 79.359458][ T9003] do_vfs_ioctl+0xdb6/0x13e0 [ 79.364050][ T9003] ? ioctl_preallocate+0x210/0x210 [ 79.369156][ T9003] ? __sb_end_write+0x115/0x1a0 [ 79.373986][ T9003] ? vfs_write+0x160/0x5d0 [ 79.378415][ T9003] ? tomoyo_file_ioctl+0x23/0x30 [ 79.383341][ T9003] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 79.389567][ T9003] ? security_file_ioctl+0x8d/0xc0 [ 79.394659][ T9003] ksys_ioctl+0xab/0xd0 [ 79.398794][ T9003] __x64_sys_ioctl+0x73/0xb0 [ 79.403364][ T9003] do_syscall_64+0xfa/0x790 [ 79.407864][ T9003] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.413762][ T9003] RIP: 0033:0x4429e9 [ 79.417635][ T9003] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.437235][ T9003] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 79.445640][ T9003] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 79.453679][ T9003] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 79.461631][ T9003] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 79.469590][ T9003] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 79.477542][ T9003] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 [ 79.485604][ T9003] kobject_add_internal failed for slcan0 (error: -12 parent: net) executing program [ 79.684126][ T9004] FAULT_INJECTION: forcing a failure. [ 79.684126][ T9004] name failslab, interval 1, probability 0, space 0, times 0 [ 79.697063][ T9004] CPU: 0 PID: 9004 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 79.705384][ T9004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.715421][ T9004] Call Trace: [ 79.718807][ T9004] dump_stack+0x197/0x210 [ 79.723140][ T9004] should_fail.cold+0xa/0x15 [ 79.727763][ T9004] ? fault_create_debugfs_attr+0x180/0x180 [ 79.733554][ T9004] ? ___might_sleep+0x163/0x2c0 [ 79.738422][ T9004] __should_failslab+0x121/0x190 [ 79.743378][ T9004] should_failslab+0x9/0x14 [ 79.747874][ T9004] __kmalloc_track_caller+0x2dc/0x760 [ 79.753245][ T9004] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 79.759043][ T9004] ? kstrdup_const+0x66/0x80 [ 79.763616][ T9004] kstrdup+0x3a/0x70 [ 79.767507][ T9004] kstrdup_const+0x66/0x80 [ 79.771903][ T9004] kvasprintf_const+0x10e/0x190 [ 79.776739][ T9004] kobject_set_name_vargs+0x5b/0x150 [ 79.782024][ T9004] dev_set_name+0xbb/0xf0 [ 79.786333][ T9004] ? device_initialize+0x540/0x540 [ 79.791434][ T9004] ? __init_waitqueue_head+0x36/0x90 [ 79.796709][ T9004] ? pm_runtime_init+0x311/0x3b0 [ 79.801633][ T9004] netdev_register_kobject+0xc3/0x3b0 [ 79.806988][ T9004] register_netdevice+0x999/0x1020 [ 79.812088][ T9004] ? netdev_change_features+0xb0/0xb0 [ 79.817471][ T9004] slcan_open+0x675/0x9e0 [ 79.821782][ T9004] ? slcan_transmit+0x420/0x420 [ 79.826613][ T9004] ? __kasan_check_write+0x14/0x20 [ 79.831705][ T9004] ? down_write+0xdf/0x150 [ 79.836202][ T9004] ? slcan_transmit+0x420/0x420 [ 79.841140][ T9004] tty_ldisc_open.isra.0+0xa3/0x110 [ 79.846330][ T9004] tty_set_ldisc+0x30e/0x6b0 [ 79.850901][ T9004] tty_ioctl+0xe8d/0x14f0 [ 79.855211][ T9004] ? tty_vhangup+0x30/0x30 [ 79.859609][ T9004] ? tomoyo_path_number_perm+0x454/0x520 [ 79.865224][ T9004] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 79.871445][ T9004] ? tomoyo_path_number_perm+0x25e/0x520 [ 79.877058][ T9004] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 79.882863][ T9004] ? vfs_write+0x34c/0x5d0 [ 79.887266][ T9004] ? tty_vhangup+0x30/0x30 [ 79.891663][ T9004] do_vfs_ioctl+0xdb6/0x13e0 [ 79.896233][ T9004] ? ioctl_preallocate+0x210/0x210 [ 79.901327][ T9004] ? __sb_end_write+0x115/0x1a0 [ 79.906158][ T9004] ? vfs_write+0x160/0x5d0 [ 79.910572][ T9004] ? tomoyo_file_ioctl+0x23/0x30 [ 79.915492][ T9004] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 79.921717][ T9004] ? security_file_ioctl+0x8d/0xc0 [ 79.926826][ T9004] ksys_ioctl+0xab/0xd0 [ 79.930982][ T9004] __x64_sys_ioctl+0x73/0xb0 [ 79.935560][ T9004] do_syscall_64+0xfa/0x790 [ 79.940057][ T9004] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.945992][ T9004] RIP: 0033:0x4429e9 [ 79.949870][ T9004] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.969631][ T9004] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 79.978023][ T9004] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 79.985978][ T9004] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 79.994103][ T9004] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 80.002055][ T9004] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 80.010008][ T9004] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 80.234780][ T9005] FAULT_INJECTION: forcing a failure. [ 80.234780][ T9005] name failslab, interval 1, probability 0, space 0, times 0 [ 80.247599][ T9005] CPU: 1 PID: 9005 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 80.255959][ T9005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.266015][ T9005] Call Trace: [ 80.269309][ T9005] dump_stack+0x197/0x210 [ 80.273671][ T9005] should_fail.cold+0xa/0x15 [ 80.278314][ T9005] ? fault_create_debugfs_attr+0x180/0x180 [ 80.284115][ T9005] ? ___might_sleep+0x163/0x2c0 [ 80.289138][ T9005] __should_failslab+0x121/0x190 [ 80.294072][ T9005] should_failslab+0x9/0x14 [ 80.299121][ T9005] __kmalloc_track_caller+0x2dc/0x760 [ 80.304489][ T9005] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 80.310276][ T9005] ? kstrdup_const+0x66/0x80 [ 80.314862][ T9005] kstrdup+0x3a/0x70 [ 80.318739][ T9005] kstrdup_const+0x66/0x80 [ 80.323138][ T9005] kvasprintf_const+0x10e/0x190 [ 80.327968][ T9005] kobject_set_name_vargs+0x5b/0x150 [ 80.333233][ T9005] dev_set_name+0xbb/0xf0 [ 80.337548][ T9005] ? device_initialize+0x540/0x540 [ 80.342655][ T9005] ? __init_waitqueue_head+0x36/0x90 [ 80.347925][ T9005] ? pm_runtime_init+0x311/0x3b0 [ 80.352890][ T9005] netdev_register_kobject+0xc3/0x3b0 [ 80.358257][ T9005] register_netdevice+0x999/0x1020 [ 80.363347][ T9005] ? netdev_change_features+0xb0/0xb0 [ 80.368750][ T9005] slcan_open+0x675/0x9e0 [ 80.373092][ T9005] ? slcan_transmit+0x420/0x420 [ 80.377934][ T9005] ? __kasan_check_write+0x14/0x20 [ 80.383081][ T9005] ? down_write+0xdf/0x150 [ 80.387498][ T9005] ? slcan_transmit+0x420/0x420 [ 80.392340][ T9005] tty_ldisc_open.isra.0+0xa3/0x110 [ 80.397525][ T9005] tty_set_ldisc+0x30e/0x6b0 [ 80.402102][ T9005] tty_ioctl+0xe8d/0x14f0 [ 80.406415][ T9005] ? tty_vhangup+0x30/0x30 [ 80.410820][ T9005] ? tomoyo_path_number_perm+0x454/0x520 [ 80.416440][ T9005] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 80.422795][ T9005] ? tomoyo_path_number_perm+0x25e/0x520 [ 80.428422][ T9005] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 80.434493][ T9005] ? vfs_write+0x34c/0x5d0 [ 80.438910][ T9005] ? tty_vhangup+0x30/0x30 [ 80.443318][ T9005] do_vfs_ioctl+0xdb6/0x13e0 [ 80.447898][ T9005] ? ioctl_preallocate+0x210/0x210 [ 80.452996][ T9005] ? __sb_end_write+0x115/0x1a0 [ 80.457874][ T9005] ? vfs_write+0x160/0x5d0 [ 80.462288][ T9005] ? tomoyo_file_ioctl+0x23/0x30 [ 80.467205][ T9005] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 80.473436][ T9005] ? security_file_ioctl+0x8d/0xc0 [ 80.478528][ T9005] ksys_ioctl+0xab/0xd0 [ 80.482672][ T9005] __x64_sys_ioctl+0x73/0xb0 [ 80.487246][ T9005] do_syscall_64+0xfa/0x790 [ 80.491734][ T9005] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.497614][ T9005] RIP: 0033:0x4429e9 [ 80.502294][ T9005] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.522072][ T9005] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 80.530476][ T9005] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 80.538781][ T9005] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 80.546745][ T9005] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 80.554701][ T9005] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 80.562669][ T9005] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 80.734513][ T9006] FAULT_INJECTION: forcing a failure. [ 80.734513][ T9006] name failslab, interval 1, probability 0, space 0, times 0 [ 80.747443][ T9006] CPU: 1 PID: 9006 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 80.755764][ T9006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.765811][ T9006] Call Trace: [ 80.769090][ T9006] dump_stack+0x197/0x210 [ 80.773416][ T9006] should_fail.cold+0xa/0x15 [ 80.777991][ T9006] ? fault_create_debugfs_attr+0x180/0x180 [ 80.783791][ T9006] ? ___might_sleep+0x163/0x2c0 [ 80.788627][ T9006] __should_failslab+0x121/0x190 [ 80.793545][ T9006] should_failslab+0x9/0x14 [ 80.798030][ T9006] __kmalloc_track_caller+0x2dc/0x760 [ 80.803460][ T9006] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 80.809253][ T9006] ? kstrdup_const+0x66/0x80 [ 80.813939][ T9006] kstrdup+0x3a/0x70 [ 80.817820][ T9006] kstrdup_const+0x66/0x80 [ 80.822261][ T9006] kvasprintf_const+0x10e/0x190 [ 80.827120][ T9006] kobject_set_name_vargs+0x5b/0x150 [ 80.832918][ T9006] dev_set_name+0xbb/0xf0 [ 80.837238][ T9006] ? device_initialize+0x540/0x540 [ 80.842449][ T9006] ? __init_waitqueue_head+0x36/0x90 [ 80.847861][ T9006] ? pm_runtime_init+0x311/0x3b0 [ 80.852786][ T9006] netdev_register_kobject+0xc3/0x3b0 [ 80.858227][ T9006] register_netdevice+0x999/0x1020 [ 80.863326][ T9006] ? netdev_change_features+0xb0/0xb0 [ 80.868698][ T9006] slcan_open+0x675/0x9e0 [ 80.873013][ T9006] ? slcan_transmit+0x420/0x420 [ 80.877844][ T9006] ? __kasan_check_write+0x14/0x20 [ 80.882968][ T9006] ? down_write+0xdf/0x150 [ 80.887368][ T9006] ? slcan_transmit+0x420/0x420 [ 80.892201][ T9006] tty_ldisc_open.isra.0+0xa3/0x110 [ 80.897384][ T9006] tty_set_ldisc+0x30e/0x6b0 [ 80.901958][ T9006] tty_ioctl+0xe8d/0x14f0 [ 80.906282][ T9006] ? tty_vhangup+0x30/0x30 [ 80.910687][ T9006] ? tomoyo_path_number_perm+0x454/0x520 [ 80.916371][ T9006] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 80.922597][ T9006] ? tomoyo_path_number_perm+0x25e/0x520 [ 80.928510][ T9006] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 80.934313][ T9006] ? vfs_write+0x34c/0x5d0 [ 80.938732][ T9006] ? tty_vhangup+0x30/0x30 [ 80.943135][ T9006] do_vfs_ioctl+0xdb6/0x13e0 [ 80.947713][ T9006] ? ioctl_preallocate+0x210/0x210 [ 80.952820][ T9006] ? __sb_end_write+0x115/0x1a0 [ 80.957660][ T9006] ? vfs_write+0x160/0x5d0 [ 80.962087][ T9006] ? tomoyo_file_ioctl+0x23/0x30 [ 80.967031][ T9006] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 80.973261][ T9006] ? security_file_ioctl+0x8d/0xc0 [ 80.978369][ T9006] ksys_ioctl+0xab/0xd0 [ 80.982519][ T9006] __x64_sys_ioctl+0x73/0xb0 [ 80.987100][ T9006] do_syscall_64+0xfa/0x790 [ 80.991646][ T9006] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.997521][ T9006] RIP: 0033:0x4429e9 [ 81.001407][ T9006] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.020988][ T9006] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 81.029381][ T9006] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 81.037347][ T9006] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 81.045312][ T9006] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 81.053275][ T9006] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 81.061225][ T9006] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 81.234297][ T9007] FAULT_INJECTION: forcing a failure. [ 81.234297][ T9007] name failslab, interval 1, probability 0, space 0, times 0 [ 81.246951][ T9007] CPU: 0 PID: 9007 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 81.255642][ T9007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.265721][ T9007] Call Trace: [ 81.268998][ T9007] dump_stack+0x197/0x210 [ 81.273314][ T9007] should_fail.cold+0xa/0x15 [ 81.277886][ T9007] ? fault_create_debugfs_attr+0x180/0x180 [ 81.283672][ T9007] ? ___might_sleep+0x163/0x2c0 [ 81.288675][ T9007] __should_failslab+0x121/0x190 [ 81.293595][ T9007] should_failslab+0x9/0x14 [ 81.298077][ T9007] __kmalloc_track_caller+0x2dc/0x760 [ 81.303507][ T9007] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 81.309316][ T9007] ? kstrdup_const+0x66/0x80 [ 81.313908][ T9007] kstrdup+0x3a/0x70 [ 81.317791][ T9007] kstrdup_const+0x66/0x80 [ 81.322323][ T9007] kvasprintf_const+0x10e/0x190 [ 81.327263][ T9007] kobject_set_name_vargs+0x5b/0x150 [ 81.333630][ T9007] dev_set_name+0xbb/0xf0 [ 81.337946][ T9007] ? device_initialize+0x540/0x540 [ 81.343041][ T9007] ? __init_waitqueue_head+0x36/0x90 [ 81.348308][ T9007] ? pm_runtime_init+0x311/0x3b0 [ 81.353239][ T9007] netdev_register_kobject+0xc3/0x3b0 [ 81.358596][ T9007] register_netdevice+0x999/0x1020 [ 81.363689][ T9007] ? netdev_change_features+0xb0/0xb0 [ 81.369048][ T9007] slcan_open+0x675/0x9e0 [ 81.373503][ T9007] ? slcan_transmit+0x420/0x420 [ 81.378344][ T9007] ? __kasan_check_write+0x14/0x20 [ 81.383456][ T9007] ? down_write+0xdf/0x150 [ 81.387876][ T9007] ? slcan_transmit+0x420/0x420 [ 81.392838][ T9007] tty_ldisc_open.isra.0+0xa3/0x110 [ 81.398048][ T9007] tty_set_ldisc+0x30e/0x6b0 [ 81.402626][ T9007] tty_ioctl+0xe8d/0x14f0 [ 81.406939][ T9007] ? tty_vhangup+0x30/0x30 [ 81.411336][ T9007] ? tomoyo_path_number_perm+0x454/0x520 [ 81.416963][ T9007] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 81.423180][ T9007] ? tomoyo_path_number_perm+0x25e/0x520 [ 81.428800][ T9007] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 81.434603][ T9007] ? vfs_write+0x34c/0x5d0 [ 81.439004][ T9007] ? tty_vhangup+0x30/0x30 [ 81.443412][ T9007] do_vfs_ioctl+0xdb6/0x13e0 [ 81.447995][ T9007] ? ioctl_preallocate+0x210/0x210 [ 81.453095][ T9007] ? __sb_end_write+0x115/0x1a0 [ 81.458072][ T9007] ? vfs_write+0x160/0x5d0 [ 81.462474][ T9007] ? tomoyo_file_ioctl+0x23/0x30 [ 81.467405][ T9007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 81.473623][ T9007] ? security_file_ioctl+0x8d/0xc0 [ 81.478722][ T9007] ksys_ioctl+0xab/0xd0 [ 81.482872][ T9007] __x64_sys_ioctl+0x73/0xb0 [ 81.487454][ T9007] do_syscall_64+0xfa/0x790 [ 81.491954][ T9007] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.497829][ T9007] RIP: 0033:0x4429e9 [ 81.501703][ T9007] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.521732][ T9007] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 81.530142][ T9007] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 81.538103][ T9007] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 81.546055][ T9007] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 81.554003][ T9007] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 81.561982][ T9007] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 81.744665][ T9008] FAULT_INJECTION: forcing a failure. [ 81.744665][ T9008] name failslab, interval 1, probability 0, space 0, times 0 [ 81.757311][ T9008] CPU: 1 PID: 9008 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 81.765618][ T9008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.775654][ T9008] Call Trace: [ 81.778942][ T9008] dump_stack+0x197/0x210 [ 81.783256][ T9008] should_fail.cold+0xa/0x15 [ 81.787930][ T9008] ? fault_create_debugfs_attr+0x180/0x180 [ 81.793730][ T9008] ? ___might_sleep+0x163/0x2c0 [ 81.798626][ T9008] __should_failslab+0x121/0x190 [ 81.803622][ T9008] should_failslab+0x9/0x14 [ 81.808123][ T9008] __kmalloc_track_caller+0x2dc/0x760 [ 81.813680][ T9008] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 81.819491][ T9008] ? kstrdup_const+0x66/0x80 [ 81.824062][ T9008] kstrdup+0x3a/0x70 [ 81.827935][ T9008] kstrdup_const+0x66/0x80 [ 81.832336][ T9008] kvasprintf_const+0x10e/0x190 [ 81.837169][ T9008] kobject_set_name_vargs+0x5b/0x150 [ 81.842445][ T9008] dev_set_name+0xbb/0xf0 [ 81.846770][ T9008] ? device_initialize+0x540/0x540 [ 81.851877][ T9008] ? __init_waitqueue_head+0x36/0x90 [ 81.857578][ T9008] ? pm_runtime_init+0x311/0x3b0 [ 81.862511][ T9008] netdev_register_kobject+0xc3/0x3b0 [ 81.867930][ T9008] register_netdevice+0x999/0x1020 [ 81.873023][ T9008] ? netdev_change_features+0xb0/0xb0 [ 81.878382][ T9008] slcan_open+0x675/0x9e0 [ 81.882705][ T9008] ? slcan_transmit+0x420/0x420 [ 81.887539][ T9008] ? __kasan_check_write+0x14/0x20 [ 81.892642][ T9008] ? down_write+0xdf/0x150 [ 81.897040][ T9008] ? slcan_transmit+0x420/0x420 [ 81.901872][ T9008] tty_ldisc_open.isra.0+0xa3/0x110 [ 81.907054][ T9008] tty_set_ldisc+0x30e/0x6b0 [ 81.911630][ T9008] tty_ioctl+0xe8d/0x14f0 [ 81.915943][ T9008] ? tty_vhangup+0x30/0x30 [ 81.920360][ T9008] ? tomoyo_path_number_perm+0x454/0x520 [ 81.926009][ T9008] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 81.932243][ T9008] ? tomoyo_path_number_perm+0x25e/0x520 [ 81.939345][ T9008] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 81.945206][ T9008] ? vfs_write+0x34c/0x5d0 [ 81.949611][ T9008] ? tty_vhangup+0x30/0x30 [ 81.954007][ T9008] do_vfs_ioctl+0xdb6/0x13e0 [ 81.958576][ T9008] ? ioctl_preallocate+0x210/0x210 [ 81.963694][ T9008] ? __sb_end_write+0x115/0x1a0 [ 81.968878][ T9008] ? vfs_write+0x160/0x5d0 [ 81.973338][ T9008] ? tomoyo_file_ioctl+0x23/0x30 [ 81.978305][ T9008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 81.984534][ T9008] ? security_file_ioctl+0x8d/0xc0 [ 81.989649][ T9008] ksys_ioctl+0xab/0xd0 [ 81.993789][ T9008] __x64_sys_ioctl+0x73/0xb0 [ 81.998362][ T9008] do_syscall_64+0xfa/0x790 [ 82.002861][ T9008] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.008736][ T9008] RIP: 0033:0x4429e9 [ 82.012631][ T9008] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.032217][ T9008] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 82.040616][ T9008] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 82.048568][ T9008] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 82.056526][ T9008] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 82.064744][ T9008] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 82.072718][ T9008] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 82.264579][ T9009] FAULT_INJECTION: forcing a failure. [ 82.264579][ T9009] name failslab, interval 1, probability 0, space 0, times 0 [ 82.277292][ T9009] CPU: 1 PID: 9009 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 82.285596][ T9009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.295630][ T9009] Call Trace: [ 82.298907][ T9009] dump_stack+0x197/0x210 [ 82.303228][ T9009] should_fail.cold+0xa/0x15 [ 82.307798][ T9009] ? fault_create_debugfs_attr+0x180/0x180 [ 82.313582][ T9009] ? ___might_sleep+0x163/0x2c0 [ 82.318414][ T9009] __should_failslab+0x121/0x190 [ 82.323335][ T9009] should_failslab+0x9/0x14 [ 82.327824][ T9009] __kmalloc_track_caller+0x2dc/0x760 [ 82.333618][ T9009] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 82.339518][ T9009] ? kstrdup_const+0x66/0x80 [ 82.344265][ T9009] kstrdup+0x3a/0x70 [ 82.348148][ T9009] kstrdup_const+0x66/0x80 [ 82.352553][ T9009] kvasprintf_const+0x10e/0x190 [ 82.357401][ T9009] kobject_set_name_vargs+0x5b/0x150 [ 82.362691][ T9009] dev_set_name+0xbb/0xf0 [ 82.367004][ T9009] ? device_initialize+0x540/0x540 [ 82.372114][ T9009] ? __init_waitqueue_head+0x36/0x90 [ 82.377522][ T9009] ? pm_runtime_init+0x311/0x3b0 [ 82.382455][ T9009] netdev_register_kobject+0xc3/0x3b0 [ 82.388051][ T9009] register_netdevice+0x999/0x1020 [ 82.393260][ T9009] ? netdev_change_features+0xb0/0xb0 [ 82.398630][ T9009] slcan_open+0x675/0x9e0 [ 82.402957][ T9009] ? slcan_transmit+0x420/0x420 [ 82.407836][ T9009] ? __kasan_check_write+0x14/0x20 [ 82.413035][ T9009] ? down_write+0xdf/0x150 [ 82.417439][ T9009] ? slcan_transmit+0x420/0x420 [ 82.422448][ T9009] tty_ldisc_open.isra.0+0xa3/0x110 [ 82.427631][ T9009] tty_set_ldisc+0x30e/0x6b0 [ 82.432213][ T9009] tty_ioctl+0xe8d/0x14f0 [ 82.436530][ T9009] ? tty_vhangup+0x30/0x30 [ 82.440929][ T9009] ? tomoyo_path_number_perm+0x454/0x520 [ 82.446552][ T9009] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 82.452808][ T9009] ? tomoyo_path_number_perm+0x25e/0x520 [ 82.458430][ T9009] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 82.464220][ T9009] ? vfs_write+0x34c/0x5d0 [ 82.468632][ T9009] ? tty_vhangup+0x30/0x30 [ 82.473051][ T9009] do_vfs_ioctl+0xdb6/0x13e0 [ 82.477622][ T9009] ? ioctl_preallocate+0x210/0x210 [ 82.482723][ T9009] ? __sb_end_write+0x115/0x1a0 [ 82.487570][ T9009] ? vfs_write+0x160/0x5d0 [ 82.491974][ T9009] ? tomoyo_file_ioctl+0x23/0x30 [ 82.496907][ T9009] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 82.503131][ T9009] ? security_file_ioctl+0x8d/0xc0 [ 82.508243][ T9009] ksys_ioctl+0xab/0xd0 [ 82.512497][ T9009] __x64_sys_ioctl+0x73/0xb0 [ 82.517081][ T9009] do_syscall_64+0xfa/0x790 [ 82.521588][ T9009] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.527461][ T9009] RIP: 0033:0x4429e9 [ 82.531337][ T9009] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.550925][ T9009] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 82.559319][ T9009] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 82.567272][ T9009] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 82.575225][ T9009] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 82.583185][ T9009] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 82.591154][ T9009] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 82.774337][ T9010] FAULT_INJECTION: forcing a failure. [ 82.774337][ T9010] name failslab, interval 1, probability 0, space 0, times 0 [ 82.787018][ T9010] CPU: 1 PID: 9010 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 82.795366][ T9010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.805402][ T9010] Call Trace: [ 82.808676][ T9010] dump_stack+0x197/0x210 [ 82.812987][ T9010] should_fail.cold+0xa/0x15 [ 82.817572][ T9010] ? fault_create_debugfs_attr+0x180/0x180 [ 82.823363][ T9010] ? ___might_sleep+0x163/0x2c0 [ 82.828204][ T9010] __should_failslab+0x121/0x190 [ 82.833137][ T9010] should_failslab+0x9/0x14 [ 82.837633][ T9010] __kmalloc_track_caller+0x2dc/0x760 [ 82.842990][ T9010] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 82.848774][ T9010] ? kstrdup_const+0x66/0x80 [ 82.853343][ T9010] kstrdup+0x3a/0x70 [ 82.857216][ T9010] kstrdup_const+0x66/0x80 [ 82.861613][ T9010] kvasprintf_const+0x10e/0x190 [ 82.866445][ T9010] kobject_set_name_vargs+0x5b/0x150 [ 82.871743][ T9010] dev_set_name+0xbb/0xf0 [ 82.876057][ T9010] ? device_initialize+0x540/0x540 [ 82.881156][ T9010] ? __init_waitqueue_head+0x36/0x90 [ 82.886426][ T9010] ? pm_runtime_init+0x311/0x3b0 [ 82.891348][ T9010] netdev_register_kobject+0xc3/0x3b0 [ 82.896716][ T9010] register_netdevice+0x999/0x1020 [ 82.901819][ T9010] ? netdev_change_features+0xb0/0xb0 [ 82.907184][ T9010] slcan_open+0x675/0x9e0 [ 82.911516][ T9010] ? slcan_transmit+0x420/0x420 [ 82.916357][ T9010] ? __kasan_check_write+0x14/0x20 [ 82.921452][ T9010] ? down_write+0xdf/0x150 [ 82.925853][ T9010] ? slcan_transmit+0x420/0x420 [ 82.930688][ T9010] tty_ldisc_open.isra.0+0xa3/0x110 [ 82.935866][ T9010] tty_set_ldisc+0x30e/0x6b0 [ 82.940451][ T9010] tty_ioctl+0xe8d/0x14f0 [ 82.944762][ T9010] ? tty_vhangup+0x30/0x30 [ 82.949213][ T9010] ? tomoyo_path_number_perm+0x454/0x520 [ 82.954877][ T9010] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 82.961135][ T9010] ? tomoyo_path_number_perm+0x25e/0x520 [ 82.966766][ T9010] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 82.972580][ T9010] ? vfs_write+0x34c/0x5d0 [ 82.976983][ T9010] ? tty_vhangup+0x30/0x30 [ 82.981380][ T9010] do_vfs_ioctl+0xdb6/0x13e0 [ 82.985963][ T9010] ? ioctl_preallocate+0x210/0x210 [ 82.991064][ T9010] ? __sb_end_write+0x115/0x1a0 [ 82.995894][ T9010] ? vfs_write+0x160/0x5d0 [ 83.000294][ T9010] ? tomoyo_file_ioctl+0x23/0x30 [ 83.005212][ T9010] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 83.011444][ T9010] ? security_file_ioctl+0x8d/0xc0 [ 83.016536][ T9010] ksys_ioctl+0xab/0xd0 [ 83.020678][ T9010] __x64_sys_ioctl+0x73/0xb0 [ 83.025263][ T9010] do_syscall_64+0xfa/0x790 [ 83.029748][ T9010] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.035623][ T9010] RIP: 0033:0x4429e9 [ 83.039677][ T9010] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.059273][ T9010] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 83.067867][ T9010] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 83.075820][ T9010] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 83.083771][ T9010] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 83.091746][ T9010] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 83.099747][ T9010] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 83.274804][ T9011] FAULT_INJECTION: forcing a failure. [ 83.274804][ T9011] name failslab, interval 1, probability 0, space 0, times 0 [ 83.287559][ T9011] CPU: 0 PID: 9011 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 83.295860][ T9011] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.305903][ T9011] Call Trace: [ 83.309184][ T9011] dump_stack+0x197/0x210 [ 83.313502][ T9011] should_fail.cold+0xa/0x15 [ 83.318076][ T9011] ? fault_create_debugfs_attr+0x180/0x180 [ 83.323976][ T9011] ? ___might_sleep+0x163/0x2c0 [ 83.328815][ T9011] __should_failslab+0x121/0x190 [ 83.333763][ T9011] should_failslab+0x9/0x14 [ 83.338250][ T9011] kmem_cache_alloc_trace+0x2d3/0x790 [ 83.343602][ T9011] ? kfree+0x28b/0x2c0 [ 83.347658][ T9011] device_add+0xfaa/0x1d00 [ 83.352052][ T9011] ? dev_set_name+0xbb/0xf0 [ 83.356536][ T9011] ? device_initialize+0x540/0x540 [ 83.361649][ T9011] ? uevent_show+0x370/0x370 [ 83.366308][ T9011] ? __init_waitqueue_head+0x36/0x90 [ 83.371582][ T9011] ? pm_runtime_init+0x311/0x3b0 [ 83.376515][ T9011] netdev_register_kobject+0x183/0x3b0 [ 83.382061][ T9011] register_netdevice+0x999/0x1020 [ 83.387203][ T9011] ? netdev_change_features+0xb0/0xb0 [ 83.392569][ T9011] slcan_open+0x675/0x9e0 [ 83.396888][ T9011] ? slcan_transmit+0x420/0x420 [ 83.401721][ T9011] ? __kasan_check_write+0x14/0x20 [ 83.406813][ T9011] ? down_write+0xdf/0x150 [ 83.411227][ T9011] ? slcan_transmit+0x420/0x420 [ 83.416172][ T9011] tty_ldisc_open.isra.0+0xa3/0x110 [ 83.421356][ T9011] tty_set_ldisc+0x30e/0x6b0 [ 83.425928][ T9011] tty_ioctl+0xe8d/0x14f0 [ 83.430240][ T9011] ? tty_vhangup+0x30/0x30 [ 83.434637][ T9011] ? tomoyo_path_number_perm+0x454/0x520 [ 83.440255][ T9011] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 83.446481][ T9011] ? tomoyo_path_number_perm+0x25e/0x520 [ 83.452128][ T9011] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 83.457929][ T9011] ? vfs_write+0x34c/0x5d0 [ 83.462331][ T9011] ? tty_vhangup+0x30/0x30 [ 83.466960][ T9011] do_vfs_ioctl+0xdb6/0x13e0 [ 83.471605][ T9011] ? ioctl_preallocate+0x210/0x210 [ 83.476714][ T9011] ? __sb_end_write+0x115/0x1a0 [ 83.481571][ T9011] ? vfs_write+0x160/0x5d0 [ 83.485993][ T9011] ? tomoyo_file_ioctl+0x23/0x30 [ 83.490921][ T9011] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 83.497145][ T9011] ? security_file_ioctl+0x8d/0xc0 [ 83.502237][ T9011] ksys_ioctl+0xab/0xd0 [ 83.506374][ T9011] __x64_sys_ioctl+0x73/0xb0 [ 83.510993][ T9011] do_syscall_64+0xfa/0x790 [ 83.515482][ T9011] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.521352][ T9011] RIP: 0033:0x4429e9 [ 83.525226][ T9011] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.544810][ T9011] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 83.553201][ T9011] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 83.561151][ T9011] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 83.569150][ T9011] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 83.577117][ T9011] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 83.585177][ T9011] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 83.784560][ T9012] FAULT_INJECTION: forcing a failure. [ 83.784560][ T9012] name failslab, interval 1, probability 0, space 0, times 0 [ 83.797227][ T9012] CPU: 1 PID: 9012 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 83.805536][ T9012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.815674][ T9012] Call Trace: [ 83.818994][ T9012] dump_stack+0x197/0x210 [ 83.823312][ T9012] should_fail.cold+0xa/0x15 [ 83.827898][ T9012] ? fault_create_debugfs_attr+0x180/0x180 [ 83.833689][ T9012] ? ___might_sleep+0x163/0x2c0 [ 83.838524][ T9012] __should_failslab+0x121/0x190 [ 83.843454][ T9012] should_failslab+0x9/0x14 [ 83.847940][ T9012] kmem_cache_alloc_trace+0x2d3/0x790 [ 83.853303][ T9012] ? kfree+0x28b/0x2c0 [ 83.857355][ T9012] device_add+0xfaa/0x1d00 [ 83.862713][ T9012] ? dev_set_name+0xbb/0xf0 [ 83.867198][ T9012] ? device_initialize+0x540/0x540 [ 83.872302][ T9012] ? uevent_show+0x370/0x370 [ 83.876881][ T9012] ? __init_waitqueue_head+0x36/0x90 [ 83.882159][ T9012] ? pm_runtime_init+0x311/0x3b0 [ 83.887081][ T9012] netdev_register_kobject+0x183/0x3b0 [ 83.892531][ T9012] register_netdevice+0x999/0x1020 [ 83.897626][ T9012] ? netdev_change_features+0xb0/0xb0 [ 83.902982][ T9012] slcan_open+0x675/0x9e0 [ 83.907295][ T9012] ? slcan_transmit+0x420/0x420 [ 83.912124][ T9012] ? __kasan_check_write+0x14/0x20 [ 83.917236][ T9012] ? down_write+0xdf/0x150 [ 83.921641][ T9012] ? slcan_transmit+0x420/0x420 [ 83.926498][ T9012] tty_ldisc_open.isra.0+0xa3/0x110 [ 83.932126][ T9012] tty_set_ldisc+0x30e/0x6b0 [ 83.936710][ T9012] tty_ioctl+0xe8d/0x14f0 [ 83.941024][ T9012] ? tty_vhangup+0x30/0x30 [ 83.945429][ T9012] ? tomoyo_path_number_perm+0x454/0x520 [ 83.951067][ T9012] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 83.957298][ T9012] ? tomoyo_path_number_perm+0x25e/0x520 [ 83.962925][ T9012] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 83.968738][ T9012] ? vfs_write+0x34c/0x5d0 [ 83.973141][ T9012] ? tty_vhangup+0x30/0x30 [ 83.977542][ T9012] do_vfs_ioctl+0xdb6/0x13e0 [ 83.982112][ T9012] ? ioctl_preallocate+0x210/0x210 [ 83.987211][ T9012] ? __sb_end_write+0x115/0x1a0 [ 83.992041][ T9012] ? vfs_write+0x160/0x5d0 [ 83.996459][ T9012] ? tomoyo_file_ioctl+0x23/0x30 [ 84.001388][ T9012] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 84.007627][ T9012] ? security_file_ioctl+0x8d/0xc0 [ 84.012734][ T9012] ksys_ioctl+0xab/0xd0 [ 84.016869][ T9012] __x64_sys_ioctl+0x73/0xb0 [ 84.021443][ T9012] do_syscall_64+0xfa/0x790 [ 84.025941][ T9012] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.031857][ T9012] RIP: 0033:0x4429e9 [ 84.035759][ T9012] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.055447][ T9012] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 84.063853][ T9012] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 84.071838][ T9012] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 84.079806][ T9012] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 84.087763][ T9012] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 84.095739][ T9012] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 84.264101][ T9013] FAULT_INJECTION: forcing a failure. [ 84.264101][ T9013] name failslab, interval 1, probability 0, space 0, times 0 [ 84.277002][ T9013] CPU: 0 PID: 9013 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 84.285376][ T9013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.295410][ T9013] Call Trace: [ 84.298682][ T9013] dump_stack+0x197/0x210 [ 84.303037][ T9013] should_fail.cold+0xa/0x15 [ 84.307652][ T9013] ? fault_create_debugfs_attr+0x180/0x180 [ 84.313440][ T9013] ? ___might_sleep+0x163/0x2c0 [ 84.318330][ T9013] __should_failslab+0x121/0x190 [ 84.323249][ T9013] should_failslab+0x9/0x14 [ 84.327783][ T9013] __kmalloc_track_caller+0x2dc/0x760 [ 84.333150][ T9013] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 84.338947][ T9013] ? kstrdup_const+0x66/0x80 [ 84.343522][ T9013] kstrdup+0x3a/0x70 [ 84.347399][ T9013] kstrdup_const+0x66/0x80 [ 84.351901][ T9013] kvasprintf_const+0x10e/0x190 [ 84.356743][ T9013] kobject_set_name_vargs+0x5b/0x150 [ 84.362009][ T9013] dev_set_name+0xbb/0xf0 [ 84.366718][ T9013] ? device_initialize+0x540/0x540 [ 84.371828][ T9013] ? __init_waitqueue_head+0x36/0x90 [ 84.377101][ T9013] ? pm_runtime_init+0x311/0x3b0 [ 84.382027][ T9013] netdev_register_kobject+0xc3/0x3b0 [ 84.387379][ T9013] register_netdevice+0x999/0x1020 [ 84.392468][ T9013] ? netdev_change_features+0xb0/0xb0 [ 84.397820][ T9013] slcan_open+0x675/0x9e0 [ 84.402129][ T9013] ? slcan_transmit+0x420/0x420 [ 84.406956][ T9013] ? __kasan_check_write+0x14/0x20 [ 84.412050][ T9013] ? down_write+0xdf/0x150 [ 84.416456][ T9013] ? slcan_transmit+0x420/0x420 [ 84.421291][ T9013] tty_ldisc_open.isra.0+0xa3/0x110 [ 84.426487][ T9013] tty_set_ldisc+0x30e/0x6b0 [ 84.431081][ T9013] tty_ioctl+0xe8d/0x14f0 [ 84.435401][ T9013] ? tty_vhangup+0x30/0x30 [ 84.439816][ T9013] ? tomoyo_path_number_perm+0x454/0x520 [ 84.445452][ T9013] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 84.451674][ T9013] ? tomoyo_path_number_perm+0x25e/0x520 [ 84.458424][ T9013] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 84.464228][ T9013] ? vfs_write+0x34c/0x5d0 [ 84.468629][ T9013] ? tty_vhangup+0x30/0x30 [ 84.473025][ T9013] do_vfs_ioctl+0xdb6/0x13e0 [ 84.477597][ T9013] ? ioctl_preallocate+0x210/0x210 [ 84.482697][ T9013] ? __sb_end_write+0x115/0x1a0 [ 84.487527][ T9013] ? vfs_write+0x160/0x5d0 [ 84.491933][ T9013] ? tomoyo_file_ioctl+0x23/0x30 [ 84.496850][ T9013] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 84.503076][ T9013] ? security_file_ioctl+0x8d/0xc0 [ 84.508176][ T9013] ksys_ioctl+0xab/0xd0 [ 84.512318][ T9013] __x64_sys_ioctl+0x73/0xb0 [ 84.516901][ T9013] do_syscall_64+0xfa/0x790 [ 84.521451][ T9013] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.527555][ T9013] RIP: 0033:0x4429e9 [ 84.531429][ T9013] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.551025][ T9013] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 84.559607][ T9013] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 84.567575][ T9013] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 84.575665][ T9013] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 84.583621][ T9013] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 84.591755][ T9013] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 84.764534][ T9014] FAULT_INJECTION: forcing a failure. [ 84.764534][ T9014] name failslab, interval 1, probability 0, space 0, times 0 [ 84.777303][ T9014] CPU: 1 PID: 9014 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 84.785714][ T9014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.795749][ T9014] Call Trace: [ 84.799807][ T9014] dump_stack+0x197/0x210 [ 84.804136][ T9014] should_fail.cold+0xa/0x15 [ 84.808765][ T9014] ? fault_create_debugfs_attr+0x180/0x180 [ 84.814563][ T9014] ? ___might_sleep+0x163/0x2c0 [ 84.819398][ T9014] __should_failslab+0x121/0x190 [ 84.824316][ T9014] should_failslab+0x9/0x14 [ 84.828804][ T9014] __kmalloc_track_caller+0x2dc/0x760 [ 84.834318][ T9014] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 84.840118][ T9014] ? kstrdup_const+0x66/0x80 [ 84.844688][ T9014] kstrdup+0x3a/0x70 [ 84.848564][ T9014] kstrdup_const+0x66/0x80 [ 84.852967][ T9014] kvasprintf_const+0x10e/0x190 [ 84.857812][ T9014] kobject_set_name_vargs+0x5b/0x150 [ 84.863079][ T9014] dev_set_name+0xbb/0xf0 [ 84.867387][ T9014] ? device_initialize+0x540/0x540 [ 84.872478][ T9014] ? __init_waitqueue_head+0x36/0x90 [ 84.877743][ T9014] ? pm_runtime_init+0x311/0x3b0 [ 84.882663][ T9014] netdev_register_kobject+0xc3/0x3b0 [ 84.888017][ T9014] register_netdevice+0x999/0x1020 [ 84.893108][ T9014] ? netdev_change_features+0xb0/0xb0 [ 84.898468][ T9014] slcan_open+0x675/0x9e0 [ 84.902881][ T9014] ? slcan_transmit+0x420/0x420 [ 84.907724][ T9014] ? __kasan_check_write+0x14/0x20 [ 84.912820][ T9014] ? down_write+0xdf/0x150 [ 84.917222][ T9014] ? slcan_transmit+0x420/0x420 [ 84.922579][ T9014] tty_ldisc_open.isra.0+0xa3/0x110 [ 84.927780][ T9014] tty_set_ldisc+0x30e/0x6b0 [ 84.932424][ T9014] tty_ioctl+0xe8d/0x14f0 [ 84.936739][ T9014] ? tty_vhangup+0x30/0x30 [ 84.941165][ T9014] ? tomoyo_path_number_perm+0x454/0x520 [ 84.946780][ T9014] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 84.952999][ T9014] ? tomoyo_path_number_perm+0x25e/0x520 [ 84.958864][ T9014] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 84.964706][ T9014] ? vfs_write+0x34c/0x5d0 [ 84.969133][ T9014] ? tty_vhangup+0x30/0x30 [ 84.973562][ T9014] do_vfs_ioctl+0xdb6/0x13e0 [ 84.978282][ T9014] ? ioctl_preallocate+0x210/0x210 [ 84.983385][ T9014] ? __sb_end_write+0x115/0x1a0 [ 84.988231][ T9014] ? vfs_write+0x160/0x5d0 [ 84.992637][ T9014] ? tomoyo_file_ioctl+0x23/0x30 [ 84.997571][ T9014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 85.003796][ T9014] ? security_file_ioctl+0x8d/0xc0 [ 85.008897][ T9014] ksys_ioctl+0xab/0xd0 [ 85.013039][ T9014] __x64_sys_ioctl+0x73/0xb0 [ 85.017639][ T9014] do_syscall_64+0xfa/0x790 [ 85.022143][ T9014] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.028018][ T9014] RIP: 0033:0x4429e9 [ 85.031903][ T9014] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.051494][ T9014] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 85.059895][ T9014] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 85.067861][ T9014] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 85.075823][ T9014] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 85.083783][ T9014] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 85.091756][ T9014] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 85.284340][ T9015] FAULT_INJECTION: forcing a failure. [ 85.284340][ T9015] name failslab, interval 1, probability 0, space 0, times 0 [ 85.297196][ T9015] CPU: 0 PID: 9015 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 85.305527][ T9015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.315574][ T9015] Call Trace: [ 85.318850][ T9015] dump_stack+0x197/0x210 [ 85.323282][ T9015] should_fail.cold+0xa/0x15 [ 85.328812][ T9015] ? fault_create_debugfs_attr+0x180/0x180 [ 85.334947][ T9015] ? ___might_sleep+0x163/0x2c0 [ 85.339785][ T9015] __should_failslab+0x121/0x190 [ 85.344709][ T9015] should_failslab+0x9/0x14 [ 85.349196][ T9015] __kmalloc_track_caller+0x2dc/0x760 [ 85.354565][ T9015] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 85.360698][ T9015] ? kstrdup_const+0x66/0x80 [ 85.365341][ T9015] kstrdup+0x3a/0x70 [ 85.369237][ T9015] kstrdup_const+0x66/0x80 [ 85.373658][ T9015] kvasprintf_const+0x10e/0x190 [ 85.378494][ T9015] kobject_set_name_vargs+0x5b/0x150 [ 85.383758][ T9015] dev_set_name+0xbb/0xf0 [ 85.388067][ T9015] ? device_initialize+0x540/0x540 [ 85.393161][ T9015] ? __init_waitqueue_head+0x36/0x90 [ 85.398428][ T9015] ? pm_runtime_init+0x311/0x3b0 [ 85.403353][ T9015] netdev_register_kobject+0xc3/0x3b0 [ 85.408737][ T9015] register_netdevice+0x999/0x1020 [ 85.413844][ T9015] ? netdev_change_features+0xb0/0xb0 [ 85.419201][ T9015] slcan_open+0x675/0x9e0 [ 85.423512][ T9015] ? slcan_transmit+0x420/0x420 [ 85.428343][ T9015] ? __kasan_check_write+0x14/0x20 [ 85.433437][ T9015] ? down_write+0xdf/0x150 [ 85.437839][ T9015] ? slcan_transmit+0x420/0x420 [ 85.442762][ T9015] tty_ldisc_open.isra.0+0xa3/0x110 [ 85.447949][ T9015] tty_set_ldisc+0x30e/0x6b0 [ 85.452535][ T9015] tty_ioctl+0xe8d/0x14f0 [ 85.456859][ T9015] ? tty_vhangup+0x30/0x30 [ 85.461371][ T9015] ? tomoyo_path_number_perm+0x454/0x520 [ 85.466996][ T9015] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 85.473221][ T9015] ? tomoyo_path_number_perm+0x25e/0x520 [ 85.478843][ T9015] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 85.484739][ T9015] ? vfs_write+0x34c/0x5d0 [ 85.489145][ T9015] ? tty_vhangup+0x30/0x30 [ 85.493545][ T9015] do_vfs_ioctl+0xdb6/0x13e0 [ 85.498127][ T9015] ? ioctl_preallocate+0x210/0x210 [ 85.503333][ T9015] ? __sb_end_write+0x115/0x1a0 [ 85.508165][ T9015] ? vfs_write+0x160/0x5d0 [ 85.512565][ T9015] ? tomoyo_file_ioctl+0x23/0x30 [ 85.517486][ T9015] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 85.523707][ T9015] ? security_file_ioctl+0x8d/0xc0 [ 85.528820][ T9015] ksys_ioctl+0xab/0xd0 [ 85.532956][ T9015] __x64_sys_ioctl+0x73/0xb0 [ 85.537526][ T9015] do_syscall_64+0xfa/0x790 [ 85.542016][ T9015] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.548071][ T9015] RIP: 0033:0x4429e9 [ 85.551959][ T9015] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.571561][ T9015] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 85.579955][ T9015] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 85.588035][ T9015] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 85.596055][ T9015] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 85.604025][ T9015] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 85.611986][ T9015] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 85.784336][ T9016] FAULT_INJECTION: forcing a failure. [ 85.784336][ T9016] name failslab, interval 1, probability 0, space 0, times 0 [ 85.797177][ T9016] CPU: 1 PID: 9016 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 85.805488][ T9016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.815527][ T9016] Call Trace: [ 85.818805][ T9016] dump_stack+0x197/0x210 [ 85.823124][ T9016] should_fail.cold+0xa/0x15 [ 85.827700][ T9016] ? fault_create_debugfs_attr+0x180/0x180 [ 85.833602][ T9016] ? ___might_sleep+0x163/0x2c0 [ 85.838441][ T9016] __should_failslab+0x121/0x190 [ 85.843403][ T9016] should_failslab+0x9/0x14 [ 85.847891][ T9016] __kmalloc_track_caller+0x2dc/0x760 [ 85.853290][ T9016] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 85.859134][ T9016] ? kstrdup_const+0x66/0x80 [ 85.863709][ T9016] kstrdup+0x3a/0x70 [ 85.867585][ T9016] kstrdup_const+0x66/0x80 [ 85.871996][ T9016] kvasprintf_const+0x10e/0x190 [ 85.876839][ T9016] kobject_set_name_vargs+0x5b/0x150 [ 85.882128][ T9016] dev_set_name+0xbb/0xf0 [ 85.886547][ T9016] ? device_initialize+0x540/0x540 [ 85.891645][ T9016] ? __init_waitqueue_head+0x36/0x90 [ 85.897010][ T9016] ? pm_runtime_init+0x311/0x3b0 [ 85.901940][ T9016] netdev_register_kobject+0xc3/0x3b0 [ 85.907297][ T9016] register_netdevice+0x999/0x1020 [ 85.912389][ T9016] ? netdev_change_features+0xb0/0xb0 [ 85.917873][ T9016] slcan_open+0x675/0x9e0 [ 85.922191][ T9016] ? slcan_transmit+0x420/0x420 [ 85.927040][ T9016] ? __kasan_check_write+0x14/0x20 [ 85.932316][ T9016] ? down_write+0xdf/0x150 [ 85.936723][ T9016] ? slcan_transmit+0x420/0x420 [ 85.941561][ T9016] tty_ldisc_open.isra.0+0xa3/0x110 [ 85.946862][ T9016] tty_set_ldisc+0x30e/0x6b0 [ 85.951442][ T9016] tty_ioctl+0xe8d/0x14f0 [ 85.955759][ T9016] ? tty_vhangup+0x30/0x30 [ 85.960254][ T9016] ? tomoyo_path_number_perm+0x454/0x520 [ 85.965872][ T9016] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 85.972089][ T9016] ? tomoyo_path_number_perm+0x25e/0x520 [ 85.977706][ T9016] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 85.983499][ T9016] ? vfs_write+0x34c/0x5d0 [ 85.987899][ T9016] ? tty_vhangup+0x30/0x30 [ 85.992297][ T9016] do_vfs_ioctl+0xdb6/0x13e0 [ 85.996961][ T9016] ? ioctl_preallocate+0x210/0x210 [ 86.002073][ T9016] ? __sb_end_write+0x115/0x1a0 [ 86.006910][ T9016] ? vfs_write+0x160/0x5d0 [ 86.011314][ T9016] ? tomoyo_file_ioctl+0x23/0x30 [ 86.016246][ T9016] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 86.022472][ T9016] ? security_file_ioctl+0x8d/0xc0 [ 86.027567][ T9016] ksys_ioctl+0xab/0xd0 [ 86.031721][ T9016] __x64_sys_ioctl+0x73/0xb0 [ 86.036293][ T9016] do_syscall_64+0xfa/0x790 [ 86.040800][ T9016] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.046671][ T9016] RIP: 0033:0x4429e9 [ 86.050546][ T9016] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.070134][ T9016] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 86.078544][ T9016] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 86.086509][ T9016] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 86.094461][ T9016] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 86.102530][ T9016] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 86.110493][ T9016] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 86.304304][ T9017] FAULT_INJECTION: forcing a failure. [ 86.304304][ T9017] name failslab, interval 1, probability 0, space 0, times 0 [ 86.318748][ T9017] CPU: 1 PID: 9017 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 86.327140][ T9017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.337321][ T9017] Call Trace: [ 86.340605][ T9017] dump_stack+0x197/0x210 [ 86.345041][ T9017] should_fail.cold+0xa/0x15 [ 86.349632][ T9017] ? fault_create_debugfs_attr+0x180/0x180 [ 86.355582][ T9017] ? ___might_sleep+0x163/0x2c0 [ 86.360447][ T9017] __should_failslab+0x121/0x190 [ 86.365374][ T9017] should_failslab+0x9/0x14 [ 86.369864][ T9017] __kmalloc_track_caller+0x2dc/0x760 [ 86.375225][ T9017] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 86.381013][ T9017] ? kstrdup_const+0x66/0x80 [ 86.385589][ T9017] kstrdup+0x3a/0x70 [ 86.389569][ T9017] kstrdup_const+0x66/0x80 [ 86.393967][ T9017] kvasprintf_const+0x10e/0x190 [ 86.398800][ T9017] kobject_set_name_vargs+0x5b/0x150 [ 86.404077][ T9017] dev_set_name+0xbb/0xf0 [ 86.408390][ T9017] ? device_initialize+0x540/0x540 [ 86.413489][ T9017] ? __init_waitqueue_head+0x36/0x90 [ 86.418759][ T9017] ? pm_runtime_init+0x311/0x3b0 [ 86.423691][ T9017] netdev_register_kobject+0xc3/0x3b0 [ 86.429053][ T9017] register_netdevice+0x999/0x1020 [ 86.434145][ T9017] ? netdev_change_features+0xb0/0xb0 [ 86.439505][ T9017] slcan_open+0x675/0x9e0 [ 86.443819][ T9017] ? slcan_transmit+0x420/0x420 [ 86.448777][ T9017] ? __kasan_check_write+0x14/0x20 [ 86.453875][ T9017] ? down_write+0xdf/0x150 [ 86.458274][ T9017] ? slcan_transmit+0x420/0x420 [ 86.463216][ T9017] tty_ldisc_open.isra.0+0xa3/0x110 [ 86.469447][ T9017] tty_set_ldisc+0x30e/0x6b0 [ 86.474023][ T9017] tty_ioctl+0xe8d/0x14f0 [ 86.478347][ T9017] ? tty_vhangup+0x30/0x30 [ 86.482754][ T9017] ? tomoyo_path_number_perm+0x454/0x520 [ 86.488371][ T9017] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 86.494589][ T9017] ? tomoyo_path_number_perm+0x25e/0x520 [ 86.500201][ T9017] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 86.506012][ T9017] ? vfs_write+0x34c/0x5d0 [ 86.510441][ T9017] ? tty_vhangup+0x30/0x30 [ 86.514837][ T9017] do_vfs_ioctl+0xdb6/0x13e0 [ 86.519405][ T9017] ? ioctl_preallocate+0x210/0x210 [ 86.524499][ T9017] ? __sb_end_write+0x115/0x1a0 [ 86.529375][ T9017] ? vfs_write+0x160/0x5d0 [ 86.533775][ T9017] ? tomoyo_file_ioctl+0x23/0x30 [ 86.538695][ T9017] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 86.544916][ T9017] ? security_file_ioctl+0x8d/0xc0 [ 86.550005][ T9017] ksys_ioctl+0xab/0xd0 [ 86.554160][ T9017] __x64_sys_ioctl+0x73/0xb0 [ 86.558733][ T9017] do_syscall_64+0xfa/0x790 [ 86.563221][ T9017] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.569091][ T9017] RIP: 0033:0x4429e9 [ 86.572975][ T9017] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.592570][ T9017] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 86.600962][ T9017] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 86.609951][ T9017] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 86.617913][ T9017] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 86.625892][ T9017] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 86.633855][ T9017] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 86.823934][ T9018] FAULT_INJECTION: forcing a failure. [ 86.823934][ T9018] name failslab, interval 1, probability 0, space 0, times 0 [ 86.836753][ T9018] CPU: 1 PID: 9018 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 86.845118][ T9018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.855158][ T9018] Call Trace: [ 86.858441][ T9018] dump_stack+0x197/0x210 [ 86.862765][ T9018] should_fail.cold+0xa/0x15 [ 86.867347][ T9018] ? fault_create_debugfs_attr+0x180/0x180 [ 86.873159][ T9018] ? ___might_sleep+0x163/0x2c0 [ 86.878007][ T9018] __should_failslab+0x121/0x190 [ 86.882961][ T9018] should_failslab+0x9/0x14 [ 86.887452][ T9018] __kmalloc_track_caller+0x2dc/0x760 [ 86.892812][ T9018] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 86.898599][ T9018] ? kstrdup_const+0x66/0x80 [ 86.903175][ T9018] kstrdup+0x3a/0x70 [ 86.907069][ T9018] kstrdup_const+0x66/0x80 [ 86.911478][ T9018] kvasprintf_const+0x10e/0x190 [ 86.916308][ T9018] kobject_set_name_vargs+0x5b/0x150 [ 86.921856][ T9018] dev_set_name+0xbb/0xf0 [ 86.926179][ T9018] ? device_initialize+0x540/0x540 [ 86.931280][ T9018] ? __init_waitqueue_head+0x36/0x90 [ 86.936562][ T9018] ? pm_runtime_init+0x311/0x3b0 [ 86.941631][ T9018] netdev_register_kobject+0xc3/0x3b0 [ 86.947004][ T9018] register_netdevice+0x999/0x1020 [ 86.952118][ T9018] ? netdev_change_features+0xb0/0xb0 [ 86.957516][ T9018] slcan_open+0x675/0x9e0 [ 86.961839][ T9018] ? slcan_transmit+0x420/0x420 [ 86.966676][ T9018] ? __kasan_check_write+0x14/0x20 [ 86.971867][ T9018] ? down_write+0xdf/0x150 [ 86.976632][ T9018] ? slcan_transmit+0x420/0x420 [ 86.981481][ T9018] tty_ldisc_open.isra.0+0xa3/0x110 [ 86.986674][ T9018] tty_set_ldisc+0x30e/0x6b0 [ 86.991258][ T9018] tty_ioctl+0xe8d/0x14f0 [ 86.995569][ T9018] ? tty_vhangup+0x30/0x30 [ 86.999964][ T9018] ? tomoyo_path_number_perm+0x454/0x520 [ 87.005579][ T9018] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 87.011812][ T9018] ? tomoyo_path_number_perm+0x25e/0x520 [ 87.017516][ T9018] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 87.023461][ T9018] ? vfs_write+0x34c/0x5d0 [ 87.027865][ T9018] ? tty_vhangup+0x30/0x30 [ 87.032410][ T9018] do_vfs_ioctl+0xdb6/0x13e0 [ 87.036996][ T9018] ? ioctl_preallocate+0x210/0x210 [ 87.042097][ T9018] ? __sb_end_write+0x115/0x1a0 [ 87.047000][ T9018] ? vfs_write+0x160/0x5d0 [ 87.051406][ T9018] ? tomoyo_file_ioctl+0x23/0x30 [ 87.056340][ T9018] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 87.062630][ T9018] ? security_file_ioctl+0x8d/0xc0 [ 87.067730][ T9018] ksys_ioctl+0xab/0xd0 [ 87.071876][ T9018] __x64_sys_ioctl+0x73/0xb0 [ 87.076462][ T9018] do_syscall_64+0xfa/0x790 [ 87.080956][ T9018] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.086832][ T9018] RIP: 0033:0x4429e9 [ 87.090709][ T9018] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.110310][ T9018] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 87.118987][ T9018] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 87.126951][ T9018] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 87.134926][ T9018] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 87.142947][ T9018] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 87.150904][ T9018] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 87.324476][ T9019] FAULT_INJECTION: forcing a failure. [ 87.324476][ T9019] name failslab, interval 1, probability 0, space 0, times 0 [ 87.337347][ T9019] CPU: 0 PID: 9019 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 87.345671][ T9019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.355712][ T9019] Call Trace: [ 87.358995][ T9019] dump_stack+0x197/0x210 [ 87.363473][ T9019] should_fail.cold+0xa/0x15 [ 87.368148][ T9019] ? fault_create_debugfs_attr+0x180/0x180 [ 87.374024][ T9019] ? ___might_sleep+0x163/0x2c0 [ 87.378962][ T9019] __should_failslab+0x121/0x190 [ 87.383895][ T9019] should_failslab+0x9/0x14 [ 87.388458][ T9019] __kmalloc_track_caller+0x2dc/0x760 [ 87.393823][ T9019] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 87.399742][ T9019] ? kstrdup_const+0x66/0x80 [ 87.404324][ T9019] kstrdup+0x3a/0x70 [ 87.408211][ T9019] kstrdup_const+0x66/0x80 [ 87.412876][ T9019] kvasprintf_const+0x10e/0x190 [ 87.417712][ T9019] kobject_set_name_vargs+0x5b/0x150 [ 87.422977][ T9019] dev_set_name+0xbb/0xf0 [ 87.427301][ T9019] ? device_initialize+0x540/0x540 [ 87.432449][ T9019] ? __init_waitqueue_head+0x36/0x90 [ 87.437721][ T9019] ? pm_runtime_init+0x311/0x3b0 [ 87.442662][ T9019] netdev_register_kobject+0xc3/0x3b0 [ 87.448044][ T9019] register_netdevice+0x999/0x1020 [ 87.453157][ T9019] ? netdev_change_features+0xb0/0xb0 [ 87.458516][ T9019] slcan_open+0x675/0x9e0 [ 87.462827][ T9019] ? slcan_transmit+0x420/0x420 [ 87.467662][ T9019] ? __kasan_check_write+0x14/0x20 [ 87.472756][ T9019] ? down_write+0xdf/0x150 [ 87.477156][ T9019] ? slcan_transmit+0x420/0x420 [ 87.481992][ T9019] tty_ldisc_open.isra.0+0xa3/0x110 [ 87.487353][ T9019] tty_set_ldisc+0x30e/0x6b0 [ 87.491949][ T9019] tty_ioctl+0xe8d/0x14f0 [ 87.496285][ T9019] ? tty_vhangup+0x30/0x30 [ 87.500697][ T9019] ? tomoyo_path_number_perm+0x454/0x520 [ 87.506338][ T9019] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 87.512562][ T9019] ? tomoyo_path_number_perm+0x25e/0x520 [ 87.518176][ T9019] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 87.523965][ T9019] ? vfs_write+0x34c/0x5d0 [ 87.528387][ T9019] ? tty_vhangup+0x30/0x30 [ 87.532797][ T9019] do_vfs_ioctl+0xdb6/0x13e0 [ 87.537490][ T9019] ? ioctl_preallocate+0x210/0x210 [ 87.542590][ T9019] ? __sb_end_write+0x115/0x1a0 [ 87.547424][ T9019] ? vfs_write+0x160/0x5d0 [ 87.551891][ T9019] ? tomoyo_file_ioctl+0x23/0x30 [ 87.556808][ T9019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 87.563196][ T9019] ? security_file_ioctl+0x8d/0xc0 [ 87.568294][ T9019] ksys_ioctl+0xab/0xd0 [ 87.573151][ T9019] __x64_sys_ioctl+0x73/0xb0 [ 87.577764][ T9019] do_syscall_64+0xfa/0x790 [ 87.582257][ T9019] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.588141][ T9019] RIP: 0033:0x4429e9 [ 87.592069][ T9019] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.611673][ T9019] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 87.620082][ T9019] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 87.628051][ T9019] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 87.636004][ T9019] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 87.643964][ T9019] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 87.651924][ T9019] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 87.884421][ T9020] FAULT_INJECTION: forcing a failure. [ 87.884421][ T9020] name failslab, interval 1, probability 0, space 0, times 0 [ 87.897231][ T9020] CPU: 0 PID: 9020 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 87.905548][ T9020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.915585][ T9020] Call Trace: [ 87.918862][ T9020] dump_stack+0x197/0x210 [ 87.923178][ T9020] should_fail.cold+0xa/0x15 [ 87.927852][ T9020] ? fault_create_debugfs_attr+0x180/0x180 [ 87.933682][ T9020] ? ___might_sleep+0x163/0x2c0 [ 87.938702][ T9020] __should_failslab+0x121/0x190 [ 87.943627][ T9020] should_failslab+0x9/0x14 [ 87.948135][ T9020] __kmalloc_track_caller+0x2dc/0x760 [ 87.953499][ T9020] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 87.959296][ T9020] ? kstrdup_const+0x66/0x80 [ 87.963970][ T9020] kstrdup+0x3a/0x70 [ 87.967847][ T9020] kstrdup_const+0x66/0x80 [ 87.972247][ T9020] kvasprintf_const+0x10e/0x190 [ 87.977086][ T9020] kobject_set_name_vargs+0x5b/0x150 [ 87.982366][ T9020] dev_set_name+0xbb/0xf0 [ 87.986702][ T9020] ? device_initialize+0x540/0x540 [ 87.991799][ T9020] ? __init_waitqueue_head+0x36/0x90 [ 87.997071][ T9020] ? pm_runtime_init+0x311/0x3b0 [ 88.002016][ T9020] netdev_register_kobject+0xc3/0x3b0 [ 88.007374][ T9020] register_netdevice+0x999/0x1020 [ 88.012470][ T9020] ? netdev_change_features+0xb0/0xb0 [ 88.017941][ T9020] slcan_open+0x675/0x9e0 [ 88.022342][ T9020] ? slcan_transmit+0x420/0x420 [ 88.027280][ T9020] ? __kasan_check_write+0x14/0x20 [ 88.032400][ T9020] ? down_write+0xdf/0x150 [ 88.036814][ T9020] ? slcan_transmit+0x420/0x420 [ 88.041668][ T9020] tty_ldisc_open.isra.0+0xa3/0x110 [ 88.046857][ T9020] tty_set_ldisc+0x30e/0x6b0 [ 88.051444][ T9020] tty_ioctl+0xe8d/0x14f0 [ 88.055775][ T9020] ? tty_vhangup+0x30/0x30 [ 88.060173][ T9020] ? tomoyo_path_number_perm+0x454/0x520 [ 88.065799][ T9020] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 88.072021][ T9020] ? tomoyo_path_number_perm+0x25e/0x520 [ 88.077636][ T9020] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 88.083426][ T9020] ? vfs_write+0x34c/0x5d0 [ 88.087827][ T9020] ? tty_vhangup+0x30/0x30 [ 88.092226][ T9020] do_vfs_ioctl+0xdb6/0x13e0 [ 88.096810][ T9020] ? ioctl_preallocate+0x210/0x210 [ 88.101922][ T9020] ? __sb_end_write+0x115/0x1a0 [ 88.106759][ T9020] ? vfs_write+0x160/0x5d0 [ 88.111164][ T9020] ? tomoyo_file_ioctl+0x23/0x30 [ 88.116234][ T9020] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 88.122461][ T9020] ? security_file_ioctl+0x8d/0xc0 [ 88.127560][ T9020] ksys_ioctl+0xab/0xd0 [ 88.131699][ T9020] __x64_sys_ioctl+0x73/0xb0 [ 88.136276][ T9020] do_syscall_64+0xfa/0x790 [ 88.140778][ T9020] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.146662][ T9020] RIP: 0033:0x4429e9 [ 88.150552][ T9020] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.170160][ T9020] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 88.178569][ T9020] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 88.186539][ T9020] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 88.194493][ T9020] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 88.202470][ T9020] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 88.210428][ T9020] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 88.424372][ T9021] FAULT_INJECTION: forcing a failure. [ 88.424372][ T9021] name failslab, interval 1, probability 0, space 0, times 0 [ 88.437288][ T9021] CPU: 0 PID: 9021 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 88.445653][ T9021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.455692][ T9021] Call Trace: [ 88.458968][ T9021] dump_stack+0x197/0x210 [ 88.463287][ T9021] should_fail.cold+0xa/0x15 [ 88.467862][ T9021] ? fault_create_debugfs_attr+0x180/0x180 [ 88.473660][ T9021] ? ___might_sleep+0x163/0x2c0 [ 88.478497][ T9021] __should_failslab+0x121/0x190 [ 88.483432][ T9021] should_failslab+0x9/0x14 [ 88.487918][ T9021] kmem_cache_alloc_trace+0x2d3/0x790 [ 88.493283][ T9021] ? kfree+0x28b/0x2c0 [ 88.497339][ T9021] device_add+0xfaa/0x1d00 [ 88.501751][ T9021] ? dev_set_name+0xbb/0xf0 [ 88.506245][ T9021] ? device_initialize+0x540/0x540 [ 88.511337][ T9021] ? uevent_show+0x370/0x370 [ 88.515923][ T9021] ? __init_waitqueue_head+0x36/0x90 [ 88.521192][ T9021] ? pm_runtime_init+0x311/0x3b0 [ 88.526116][ T9021] netdev_register_kobject+0x183/0x3b0 [ 88.531555][ T9021] register_netdevice+0x999/0x1020 [ 88.536678][ T9021] ? netdev_change_features+0xb0/0xb0 [ 88.542045][ T9021] slcan_open+0x675/0x9e0 [ 88.546362][ T9021] ? slcan_transmit+0x420/0x420 [ 88.551204][ T9021] ? __kasan_check_write+0x14/0x20 [ 88.556301][ T9021] ? down_write+0xdf/0x150 [ 88.560754][ T9021] ? slcan_transmit+0x420/0x420 [ 88.565605][ T9021] tty_ldisc_open.isra.0+0xa3/0x110 [ 88.570792][ T9021] tty_set_ldisc+0x30e/0x6b0 [ 88.575374][ T9021] tty_ioctl+0xe8d/0x14f0 [ 88.579695][ T9021] ? tty_vhangup+0x30/0x30 [ 88.584101][ T9021] ? tomoyo_path_number_perm+0x454/0x520 [ 88.589718][ T9021] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 88.595939][ T9021] ? tomoyo_path_number_perm+0x25e/0x520 [ 88.601550][ T9021] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 88.607368][ T9021] ? vfs_write+0x34c/0x5d0 [ 88.611769][ T9021] ? tty_vhangup+0x30/0x30 [ 88.616176][ T9021] do_vfs_ioctl+0xdb6/0x13e0 [ 88.620747][ T9021] ? ioctl_preallocate+0x210/0x210 [ 88.625852][ T9021] ? __sb_end_write+0x115/0x1a0 [ 88.630691][ T9021] ? vfs_write+0x160/0x5d0 [ 88.635091][ T9021] ? tomoyo_file_ioctl+0x23/0x30 [ 88.640014][ T9021] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 88.646249][ T9021] ? security_file_ioctl+0x8d/0xc0 [ 88.651340][ T9021] ksys_ioctl+0xab/0xd0 [ 88.655479][ T9021] __x64_sys_ioctl+0x73/0xb0 [ 88.660076][ T9021] do_syscall_64+0xfa/0x790 [ 88.664562][ T9021] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.670431][ T9021] RIP: 0033:0x4429e9 [ 88.674314][ T9021] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.694004][ T9021] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 88.702398][ T9021] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 88.710525][ T9021] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 88.721790][ T9021] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 88.729763][ T9021] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 88.737825][ T9021] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 88.934466][ T9022] FAULT_INJECTION: forcing a failure. [ 88.934466][ T9022] name failslab, interval 1, probability 0, space 0, times 0 [ 88.947329][ T9022] CPU: 0 PID: 9022 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 88.955651][ T9022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.965902][ T9022] Call Trace: [ 88.969203][ T9022] dump_stack+0x197/0x210 [ 88.973524][ T9022] should_fail.cold+0xa/0x15 [ 88.978106][ T9022] ? fault_create_debugfs_attr+0x180/0x180 [ 88.983900][ T9022] ? ___might_sleep+0x163/0x2c0 [ 88.988733][ T9022] __should_failslab+0x121/0x190 [ 88.993656][ T9022] should_failslab+0x9/0x14 [ 88.998144][ T9022] kmem_cache_alloc_trace+0x2d3/0x790 [ 89.003513][ T9022] ? kfree+0x28b/0x2c0 [ 89.007589][ T9022] device_add+0xfaa/0x1d00 [ 89.011989][ T9022] ? dev_set_name+0xbb/0xf0 [ 89.016485][ T9022] ? device_initialize+0x540/0x540 [ 89.021594][ T9022] ? uevent_show+0x370/0x370 [ 89.026169][ T9022] ? __init_waitqueue_head+0x36/0x90 [ 89.031447][ T9022] ? pm_runtime_init+0x311/0x3b0 [ 89.036373][ T9022] netdev_register_kobject+0x183/0x3b0 [ 89.041819][ T9022] register_netdevice+0x999/0x1020 [ 89.046944][ T9022] ? netdev_change_features+0xb0/0xb0 [ 89.052310][ T9022] slcan_open+0x675/0x9e0 [ 89.056737][ T9022] ? slcan_transmit+0x420/0x420 [ 89.061581][ T9022] ? __kasan_check_write+0x14/0x20 [ 89.066680][ T9022] ? down_write+0xdf/0x150 [ 89.071084][ T9022] ? slcan_transmit+0x420/0x420 [ 89.075920][ T9022] tty_ldisc_open.isra.0+0xa3/0x110 [ 89.081103][ T9022] tty_set_ldisc+0x30e/0x6b0 [ 89.087404][ T9022] tty_ioctl+0xe8d/0x14f0 [ 89.091795][ T9022] ? tty_vhangup+0x30/0x30 [ 89.096209][ T9022] ? tomoyo_path_number_perm+0x454/0x520 [ 89.101899][ T9022] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 89.108136][ T9022] ? tomoyo_path_number_perm+0x25e/0x520 [ 89.113764][ T9022] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 89.119632][ T9022] ? vfs_write+0x34c/0x5d0 [ 89.124044][ T9022] ? tty_vhangup+0x30/0x30 [ 89.128454][ T9022] do_vfs_ioctl+0xdb6/0x13e0 [ 89.133135][ T9022] ? ioctl_preallocate+0x210/0x210 [ 89.138298][ T9022] ? __sb_end_write+0x115/0x1a0 [ 89.143144][ T9022] ? vfs_write+0x160/0x5d0 [ 89.147551][ T9022] ? tomoyo_file_ioctl+0x23/0x30 [ 89.152471][ T9022] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 89.158698][ T9022] ? security_file_ioctl+0x8d/0xc0 [ 89.163798][ T9022] ksys_ioctl+0xab/0xd0 [ 89.167984][ T9022] __x64_sys_ioctl+0x73/0xb0 [ 89.172570][ T9022] do_syscall_64+0xfa/0x790 [ 89.177067][ T9022] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.182998][ T9022] RIP: 0033:0x4429e9 [ 89.186874][ T9022] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.206464][ T9022] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 89.214859][ T9022] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 89.222918][ T9022] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 89.230877][ T9022] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 89.238837][ T9022] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 89.246800][ T9022] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 89.424674][ T9023] FAULT_INJECTION: forcing a failure. [ 89.424674][ T9023] name failslab, interval 1, probability 0, space 0, times 0 [ 89.437478][ T9023] CPU: 1 PID: 9023 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 89.445926][ T9023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.456020][ T9023] Call Trace: [ 89.459300][ T9023] dump_stack+0x197/0x210 [ 89.463616][ T9023] should_fail.cold+0xa/0x15 [ 89.468237][ T9023] ? fault_create_debugfs_attr+0x180/0x180 [ 89.474028][ T9023] ? ___might_sleep+0x163/0x2c0 [ 89.478982][ T9023] __should_failslab+0x121/0x190 [ 89.483911][ T9023] should_failslab+0x9/0x14 [ 89.488408][ T9023] kmem_cache_alloc_trace+0x2d3/0x790 [ 89.493760][ T9023] ? kfree+0x28b/0x2c0 [ 89.497839][ T9023] device_add+0xfaa/0x1d00 [ 89.502352][ T9023] ? dev_set_name+0xbb/0xf0 [ 89.506832][ T9023] ? device_initialize+0x540/0x540 [ 89.511923][ T9023] ? uevent_show+0x370/0x370 [ 89.516531][ T9023] ? __init_waitqueue_head+0x36/0x90 [ 89.521797][ T9023] ? pm_runtime_init+0x311/0x3b0 [ 89.526721][ T9023] netdev_register_kobject+0x183/0x3b0 [ 89.532164][ T9023] register_netdevice+0x999/0x1020 [ 89.537260][ T9023] ? netdev_change_features+0xb0/0xb0 [ 89.542618][ T9023] slcan_open+0x675/0x9e0 [ 89.546929][ T9023] ? slcan_transmit+0x420/0x420 [ 89.551777][ T9023] ? __kasan_check_write+0x14/0x20 [ 89.556870][ T9023] ? down_write+0xdf/0x150 [ 89.561717][ T9023] ? slcan_transmit+0x420/0x420 [ 89.566561][ T9023] tty_ldisc_open.isra.0+0xa3/0x110 [ 89.571754][ T9023] tty_set_ldisc+0x30e/0x6b0 [ 89.576355][ T9023] tty_ioctl+0xe8d/0x14f0 [ 89.580681][ T9023] ? tty_vhangup+0x30/0x30 [ 89.585343][ T9023] ? tomoyo_path_number_perm+0x454/0x520 [ 89.590963][ T9023] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 89.597185][ T9023] ? tomoyo_path_number_perm+0x25e/0x520 [ 89.602823][ T9023] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 89.608641][ T9023] ? vfs_write+0x34c/0x5d0 [ 89.613045][ T9023] ? tty_vhangup+0x30/0x30 [ 89.617443][ T9023] do_vfs_ioctl+0xdb6/0x13e0 [ 89.622017][ T9023] ? ioctl_preallocate+0x210/0x210 [ 89.627125][ T9023] ? __sb_end_write+0x115/0x1a0 [ 89.631961][ T9023] ? vfs_write+0x160/0x5d0 [ 89.636376][ T9023] ? tomoyo_file_ioctl+0x23/0x30 [ 89.641297][ T9023] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 89.647524][ T9023] ? security_file_ioctl+0x8d/0xc0 [ 89.652629][ T9023] ksys_ioctl+0xab/0xd0 [ 89.656767][ T9023] __x64_sys_ioctl+0x73/0xb0 [ 89.661340][ T9023] do_syscall_64+0xfa/0x790 [ 89.665828][ T9023] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.671696][ T9023] RIP: 0033:0x4429e9 [ 89.675772][ T9023] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.695358][ T9023] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 89.703752][ T9023] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 89.711719][ T9023] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 89.719668][ T9023] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 89.727620][ T9023] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 89.735593][ T9023] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 89.933993][ T9024] FAULT_INJECTION: forcing a failure. [ 89.933993][ T9024] name failslab, interval 1, probability 0, space 0, times 0 [ 89.946830][ T9024] CPU: 1 PID: 9024 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 89.955149][ T9024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.965265][ T9024] Call Trace: [ 89.968555][ T9024] dump_stack+0x197/0x210 [ 89.972936][ T9024] should_fail.cold+0xa/0x15 [ 89.977514][ T9024] ? fault_create_debugfs_attr+0x180/0x180 [ 89.983309][ T9024] ? ___might_sleep+0x163/0x2c0 [ 89.988158][ T9024] __should_failslab+0x121/0x190 [ 89.993081][ T9024] should_failslab+0x9/0x14 [ 89.997700][ T9024] kmem_cache_alloc_trace+0x2d3/0x790 [ 90.003085][ T9024] ? kfree+0x28b/0x2c0 [ 90.007148][ T9024] device_add+0xfaa/0x1d00 [ 90.011620][ T9024] ? dev_set_name+0xbb/0xf0 [ 90.016108][ T9024] ? device_initialize+0x540/0x540 [ 90.021353][ T9024] ? uevent_show+0x370/0x370 [ 90.025935][ T9024] ? __init_waitqueue_head+0x36/0x90 [ 90.031211][ T9024] ? pm_runtime_init+0x311/0x3b0 [ 90.036244][ T9024] netdev_register_kobject+0x183/0x3b0 [ 90.041688][ T9024] register_netdevice+0x999/0x1020 [ 90.046783][ T9024] ? netdev_change_features+0xb0/0xb0 [ 90.052153][ T9024] slcan_open+0x675/0x9e0 [ 90.056466][ T9024] ? slcan_transmit+0x420/0x420 [ 90.061306][ T9024] ? __kasan_check_write+0x14/0x20 [ 90.066502][ T9024] ? down_write+0xdf/0x150 [ 90.070904][ T9024] ? slcan_transmit+0x420/0x420 [ 90.075797][ T9024] tty_ldisc_open.isra.0+0xa3/0x110 [ 90.080980][ T9024] tty_set_ldisc+0x30e/0x6b0 [ 90.085552][ T9024] tty_ioctl+0xe8d/0x14f0 [ 90.089861][ T9024] ? tty_vhangup+0x30/0x30 [ 90.094258][ T9024] ? tomoyo_path_number_perm+0x454/0x520 [ 90.099877][ T9024] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 90.106223][ T9024] ? tomoyo_path_number_perm+0x25e/0x520 [ 90.111841][ T9024] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 90.117643][ T9024] ? vfs_write+0x34c/0x5d0 [ 90.122062][ T9024] ? tty_vhangup+0x30/0x30 [ 90.126483][ T9024] do_vfs_ioctl+0xdb6/0x13e0 [ 90.131064][ T9024] ? ioctl_preallocate+0x210/0x210 [ 90.136169][ T9024] ? __sb_end_write+0x115/0x1a0 [ 90.141053][ T9024] ? vfs_write+0x160/0x5d0 [ 90.145473][ T9024] ? tomoyo_file_ioctl+0x23/0x30 [ 90.150393][ T9024] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 90.156621][ T9024] ? security_file_ioctl+0x8d/0xc0 [ 90.161716][ T9024] ksys_ioctl+0xab/0xd0 [ 90.165854][ T9024] __x64_sys_ioctl+0x73/0xb0 [ 90.170443][ T9024] do_syscall_64+0xfa/0x790 [ 90.174931][ T9024] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.180806][ T9024] RIP: 0033:0x4429e9 [ 90.184682][ T9024] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.204288][ T9024] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 90.212683][ T9024] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 90.220643][ T9024] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 90.228599][ T9024] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 90.236552][ T9024] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 90.244525][ T9024] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 90.434037][ T9025] FAULT_INJECTION: forcing a failure. [ 90.434037][ T9025] name failslab, interval 1, probability 0, space 0, times 0 [ 90.446891][ T9025] CPU: 1 PID: 9025 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 90.455261][ T9025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.465312][ T9025] Call Trace: [ 90.468605][ T9025] dump_stack+0x197/0x210 [ 90.472938][ T9025] should_fail.cold+0xa/0x15 [ 90.477524][ T9025] ? fault_create_debugfs_attr+0x180/0x180 [ 90.483326][ T9025] ? ___might_sleep+0x163/0x2c0 [ 90.488189][ T9025] __should_failslab+0x121/0x190 [ 90.493122][ T9025] should_failslab+0x9/0x14 [ 90.497638][ T9025] __kmalloc_track_caller+0x2dc/0x760 [ 90.503009][ T9025] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 90.508795][ T9025] ? kstrdup_const+0x66/0x80 [ 90.513379][ T9025] kstrdup+0x3a/0x70 [ 90.517255][ T9025] kstrdup_const+0x66/0x80 [ 90.521663][ T9025] kvasprintf_const+0x10e/0x190 [ 90.526497][ T9025] kobject_set_name_vargs+0x5b/0x150 [ 90.531777][ T9025] dev_set_name+0xbb/0xf0 [ 90.536084][ T9025] ? device_initialize+0x540/0x540 [ 90.541181][ T9025] ? __init_waitqueue_head+0x36/0x90 [ 90.546602][ T9025] ? pm_runtime_init+0x311/0x3b0 [ 90.551526][ T9025] netdev_register_kobject+0xc3/0x3b0 [ 90.556883][ T9025] register_netdevice+0x999/0x1020 [ 90.561977][ T9025] ? netdev_change_features+0xb0/0xb0 [ 90.567357][ T9025] slcan_open+0x675/0x9e0 [ 90.571757][ T9025] ? slcan_transmit+0x420/0x420 [ 90.576625][ T9025] ? __kasan_check_write+0x14/0x20 [ 90.581719][ T9025] ? down_write+0xdf/0x150 [ 90.586120][ T9025] ? slcan_transmit+0x420/0x420 [ 90.590957][ T9025] tty_ldisc_open.isra.0+0xa3/0x110 [ 90.596139][ T9025] tty_set_ldisc+0x30e/0x6b0 [ 90.600706][ T9025] tty_ioctl+0xe8d/0x14f0 [ 90.605031][ T9025] ? tty_vhangup+0x30/0x30 [ 90.609442][ T9025] ? tomoyo_path_number_perm+0x454/0x520 [ 90.615059][ T9025] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 90.621282][ T9025] ? tomoyo_path_number_perm+0x25e/0x520 [ 90.626895][ T9025] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 90.632685][ T9025] ? vfs_write+0x34c/0x5d0 [ 90.637095][ T9025] ? tty_vhangup+0x30/0x30 [ 90.641500][ T9025] do_vfs_ioctl+0xdb6/0x13e0 [ 90.646073][ T9025] ? ioctl_preallocate+0x210/0x210 [ 90.651166][ T9025] ? __sb_end_write+0x115/0x1a0 [ 90.655995][ T9025] ? vfs_write+0x160/0x5d0 [ 90.660421][ T9025] ? tomoyo_file_ioctl+0x23/0x30 [ 90.665343][ T9025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 90.671579][ T9025] ? security_file_ioctl+0x8d/0xc0 [ 90.676680][ T9025] ksys_ioctl+0xab/0xd0 [ 90.680836][ T9025] __x64_sys_ioctl+0x73/0xb0 [ 90.685406][ T9025] do_syscall_64+0xfa/0x790 [ 90.689912][ T9025] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.695784][ T9025] RIP: 0033:0x4429e9 [ 90.699686][ T9025] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.719297][ T9025] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 90.727707][ T9025] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 90.735663][ T9025] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 90.743618][ T9025] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 90.751856][ T9025] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 90.759840][ T9025] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 90.954110][ T9026] FAULT_INJECTION: forcing a failure. [ 90.954110][ T9026] name failslab, interval 1, probability 0, space 0, times 0 [ 90.966992][ T9026] CPU: 1 PID: 9026 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 90.975325][ T9026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.985424][ T9026] Call Trace: [ 90.988701][ T9026] dump_stack+0x197/0x210 [ 90.993016][ T9026] should_fail.cold+0xa/0x15 [ 90.997592][ T9026] ? fault_create_debugfs_attr+0x180/0x180 [ 91.003381][ T9026] ? ___might_sleep+0x163/0x2c0 [ 91.008215][ T9026] __should_failslab+0x121/0x190 [ 91.013133][ T9026] should_failslab+0x9/0x14 [ 91.017635][ T9026] __kmalloc_track_caller+0x2dc/0x760 [ 91.023106][ T9026] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 91.028967][ T9026] ? kstrdup_const+0x66/0x80 [ 91.033556][ T9026] kstrdup+0x3a/0x70 [ 91.037440][ T9026] kstrdup_const+0x66/0x80 [ 91.041843][ T9026] kvasprintf_const+0x10e/0x190 [ 91.046700][ T9026] kobject_set_name_vargs+0x5b/0x150 [ 91.051980][ T9026] dev_set_name+0xbb/0xf0 [ 91.056293][ T9026] ? device_initialize+0x540/0x540 [ 91.061392][ T9026] ? __init_waitqueue_head+0x36/0x90 [ 91.066660][ T9026] ? pm_runtime_init+0x311/0x3b0 [ 91.071586][ T9026] netdev_register_kobject+0xc3/0x3b0 [ 91.076941][ T9026] register_netdevice+0x999/0x1020 [ 91.082035][ T9026] ? netdev_change_features+0xb0/0xb0 [ 91.087409][ T9026] slcan_open+0x675/0x9e0 [ 91.091728][ T9026] ? slcan_transmit+0x420/0x420 [ 91.096577][ T9026] ? __kasan_check_write+0x14/0x20 [ 91.101680][ T9026] ? down_write+0xdf/0x150 [ 91.106193][ T9026] ? slcan_transmit+0x420/0x420 [ 91.111034][ T9026] tty_ldisc_open.isra.0+0xa3/0x110 [ 91.116267][ T9026] tty_set_ldisc+0x30e/0x6b0 [ 91.120857][ T9026] tty_ioctl+0xe8d/0x14f0 [ 91.125271][ T9026] ? tty_vhangup+0x30/0x30 [ 91.129730][ T9026] ? tomoyo_path_number_perm+0x454/0x520 [ 91.135358][ T9026] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 91.141585][ T9026] ? tomoyo_path_number_perm+0x25e/0x520 [ 91.147216][ T9026] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 91.153020][ T9026] ? vfs_write+0x34c/0x5d0 [ 91.157439][ T9026] ? tty_vhangup+0x30/0x30 [ 91.161838][ T9026] do_vfs_ioctl+0xdb6/0x13e0 [ 91.166416][ T9026] ? ioctl_preallocate+0x210/0x210 [ 91.171513][ T9026] ? __sb_end_write+0x115/0x1a0 [ 91.176341][ T9026] ? vfs_write+0x160/0x5d0 [ 91.180787][ T9026] ? tomoyo_file_ioctl+0x23/0x30 [ 91.185709][ T9026] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 91.191931][ T9026] ? security_file_ioctl+0x8d/0xc0 [ 91.197120][ T9026] ksys_ioctl+0xab/0xd0 [ 91.201257][ T9026] __x64_sys_ioctl+0x73/0xb0 [ 91.205829][ T9026] do_syscall_64+0xfa/0x790 [ 91.210317][ T9026] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.216200][ T9026] RIP: 0033:0x4429e9 [ 91.220087][ T9026] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.239702][ T9026] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 91.248193][ T9026] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 91.256153][ T9026] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 91.264365][ T9026] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 91.272336][ T9026] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 91.280291][ T9026] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 91.473775][ T9027] FAULT_INJECTION: forcing a failure. [ 91.473775][ T9027] name failslab, interval 1, probability 0, space 0, times 0 [ 91.486575][ T9027] CPU: 0 PID: 9027 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 91.494895][ T9027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.505111][ T9027] Call Trace: [ 91.508488][ T9027] dump_stack+0x197/0x210 [ 91.512858][ T9027] should_fail.cold+0xa/0x15 [ 91.517440][ T9027] ? fault_create_debugfs_attr+0x180/0x180 [ 91.523239][ T9027] ? ___might_sleep+0x163/0x2c0 [ 91.528078][ T9027] __should_failslab+0x121/0x190 [ 91.533000][ T9027] should_failslab+0x9/0x14 [ 91.537628][ T9027] __kmalloc_track_caller+0x2dc/0x760 [ 91.543038][ T9027] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 91.548826][ T9027] ? kstrdup_const+0x66/0x80 [ 91.553400][ T9027] kstrdup+0x3a/0x70 [ 91.557281][ T9027] kstrdup_const+0x66/0x80 [ 91.561687][ T9027] kvasprintf_const+0x10e/0x190 [ 91.566644][ T9027] kobject_set_name_vargs+0x5b/0x150 [ 91.571979][ T9027] dev_set_name+0xbb/0xf0 [ 91.576299][ T9027] ? device_initialize+0x540/0x540 [ 91.581401][ T9027] ? __init_waitqueue_head+0x36/0x90 [ 91.586673][ T9027] ? pm_runtime_init+0x311/0x3b0 [ 91.591673][ T9027] netdev_register_kobject+0xc3/0x3b0 [ 91.597047][ T9027] register_netdevice+0x999/0x1020 [ 91.602153][ T9027] ? netdev_change_features+0xb0/0xb0 [ 91.607535][ T9027] slcan_open+0x675/0x9e0 [ 91.611848][ T9027] ? slcan_transmit+0x420/0x420 [ 91.616681][ T9027] ? __kasan_check_write+0x14/0x20 [ 91.621773][ T9027] ? down_write+0xdf/0x150 [ 91.626179][ T9027] ? slcan_transmit+0x420/0x420 [ 91.631025][ T9027] tty_ldisc_open.isra.0+0xa3/0x110 [ 91.636210][ T9027] tty_set_ldisc+0x30e/0x6b0 [ 91.640780][ T9027] tty_ioctl+0xe8d/0x14f0 [ 91.645090][ T9027] ? tty_vhangup+0x30/0x30 [ 91.649530][ T9027] ? tomoyo_path_number_perm+0x454/0x520 [ 91.655149][ T9027] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 91.661382][ T9027] ? tomoyo_path_number_perm+0x25e/0x520 [ 91.667011][ T9027] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 91.672802][ T9027] ? vfs_write+0x34c/0x5d0 [ 91.677213][ T9027] ? tty_vhangup+0x30/0x30 [ 91.681611][ T9027] do_vfs_ioctl+0xdb6/0x13e0 [ 91.686196][ T9027] ? ioctl_preallocate+0x210/0x210 [ 91.691293][ T9027] ? __sb_end_write+0x115/0x1a0 [ 91.696124][ T9027] ? vfs_write+0x160/0x5d0 [ 91.700527][ T9027] ? tomoyo_file_ioctl+0x23/0x30 [ 91.705451][ T9027] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 91.711683][ T9027] ? security_file_ioctl+0x8d/0xc0 [ 91.716789][ T9027] ksys_ioctl+0xab/0xd0 [ 91.720926][ T9027] __x64_sys_ioctl+0x73/0xb0 [ 91.725500][ T9027] do_syscall_64+0xfa/0x790 [ 91.729998][ T9027] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.735870][ T9027] RIP: 0033:0x4429e9 [ 91.739745][ T9027] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.759340][ T9027] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 91.767733][ T9027] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 91.775684][ T9027] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 91.783650][ T9027] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 91.791612][ T9027] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 91.799564][ T9027] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 91.964119][ T9028] FAULT_INJECTION: forcing a failure. [ 91.964119][ T9028] name failslab, interval 1, probability 0, space 0, times 0 [ 91.977035][ T9028] CPU: 0 PID: 9028 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 91.985459][ T9028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.995498][ T9028] Call Trace: [ 91.998776][ T9028] dump_stack+0x197/0x210 [ 92.003092][ T9028] should_fail.cold+0xa/0x15 [ 92.007667][ T9028] ? fault_create_debugfs_attr+0x180/0x180 [ 92.013464][ T9028] ? ___might_sleep+0x163/0x2c0 [ 92.018307][ T9028] __should_failslab+0x121/0x190 [ 92.023239][ T9028] should_failslab+0x9/0x14 [ 92.027727][ T9028] __kmalloc_track_caller+0x2dc/0x760 [ 92.033095][ T9028] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 92.038888][ T9028] ? kstrdup_const+0x66/0x80 [ 92.043464][ T9028] kstrdup+0x3a/0x70 [ 92.047358][ T9028] kstrdup_const+0x66/0x80 [ 92.051757][ T9028] kvasprintf_const+0x10e/0x190 [ 92.056663][ T9028] kobject_set_name_vargs+0x5b/0x150 [ 92.061961][ T9028] dev_set_name+0xbb/0xf0 [ 92.066285][ T9028] ? device_initialize+0x540/0x540 [ 92.071528][ T9028] ? __init_waitqueue_head+0x36/0x90 [ 92.076807][ T9028] ? pm_runtime_init+0x311/0x3b0 [ 92.081755][ T9028] netdev_register_kobject+0xc3/0x3b0 [ 92.087136][ T9028] register_netdevice+0x999/0x1020 [ 92.092249][ T9028] ? netdev_change_features+0xb0/0xb0 [ 92.097629][ T9028] slcan_open+0x675/0x9e0 [ 92.101954][ T9028] ? slcan_transmit+0x420/0x420 [ 92.106888][ T9028] ? __kasan_check_write+0x14/0x20 [ 92.112000][ T9028] ? down_write+0xdf/0x150 [ 92.116429][ T9028] ? slcan_transmit+0x420/0x420 [ 92.121285][ T9028] tty_ldisc_open.isra.0+0xa3/0x110 [ 92.126541][ T9028] tty_set_ldisc+0x30e/0x6b0 [ 92.131181][ T9028] tty_ioctl+0xe8d/0x14f0 [ 92.135493][ T9028] ? tty_vhangup+0x30/0x30 [ 92.139891][ T9028] ? tomoyo_path_number_perm+0x454/0x520 [ 92.145633][ T9028] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 92.151859][ T9028] ? tomoyo_path_number_perm+0x25e/0x520 [ 92.157477][ T9028] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 92.163274][ T9028] ? vfs_write+0x34c/0x5d0 [ 92.167680][ T9028] ? tty_vhangup+0x30/0x30 [ 92.172077][ T9028] do_vfs_ioctl+0xdb6/0x13e0 [ 92.176652][ T9028] ? ioctl_preallocate+0x210/0x210 [ 92.181753][ T9028] ? __sb_end_write+0x115/0x1a0 [ 92.186584][ T9028] ? vfs_write+0x160/0x5d0 [ 92.191001][ T9028] ? tomoyo_file_ioctl+0x23/0x30 [ 92.195961][ T9028] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 92.202301][ T9028] ? security_file_ioctl+0x8d/0xc0 [ 92.207407][ T9028] ksys_ioctl+0xab/0xd0 [ 92.211550][ T9028] __x64_sys_ioctl+0x73/0xb0 [ 92.216218][ T9028] do_syscall_64+0xfa/0x790 [ 92.220710][ T9028] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.226653][ T9028] RIP: 0033:0x4429e9 [ 92.230532][ T9028] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.250135][ T9028] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 92.258542][ T9028] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 92.266497][ T9028] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 92.274453][ T9028] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 92.282408][ T9028] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 92.290374][ T9028] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 92.494025][ T9029] FAULT_INJECTION: forcing a failure. [ 92.494025][ T9029] name failslab, interval 1, probability 0, space 0, times 0 [ 92.506703][ T9029] CPU: 1 PID: 9029 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 92.515028][ T9029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.525142][ T9029] Call Trace: [ 92.528532][ T9029] dump_stack+0x197/0x210 [ 92.532861][ T9029] should_fail.cold+0xa/0x15 [ 92.537441][ T9029] ? fault_create_debugfs_attr+0x180/0x180 [ 92.543240][ T9029] ? ___might_sleep+0x163/0x2c0 [ 92.548082][ T9029] __should_failslab+0x121/0x190 [ 92.553025][ T9029] should_failslab+0x9/0x14 [ 92.557525][ T9029] kmem_cache_alloc_trace+0x2d3/0x790 [ 92.563014][ T9029] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 92.569251][ T9029] ? netdev_name_node_lookup+0x118/0x160 [ 92.574915][ T9029] netdev_name_node_alloc+0x49/0x130 [ 92.580195][ T9029] register_netdevice+0x1a9/0x1020 [ 92.585299][ T9029] ? free_object+0x70/0x70 [ 92.589720][ T9029] ? netdev_change_features+0xb0/0xb0 [ 92.595131][ T9029] slcan_open+0x675/0x9e0 [ 92.599451][ T9029] ? slcan_transmit+0x420/0x420 [ 92.604393][ T9029] ? __kasan_check_write+0x14/0x20 [ 92.609540][ T9029] ? down_write+0xdf/0x150 [ 92.613947][ T9029] ? slcan_transmit+0x420/0x420 [ 92.618793][ T9029] tty_ldisc_open.isra.0+0xa3/0x110 [ 92.624031][ T9029] tty_set_ldisc+0x30e/0x6b0 [ 92.628621][ T9029] tty_ioctl+0xe8d/0x14f0 [ 92.632945][ T9029] ? tty_vhangup+0x30/0x30 [ 92.637519][ T9029] ? tomoyo_path_number_perm+0x454/0x520 [ 92.643288][ T9029] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 92.649526][ T9029] ? tomoyo_path_number_perm+0x25e/0x520 [ 92.655381][ T9029] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 92.661466][ T9029] ? vfs_write+0x34c/0x5d0 [ 92.665875][ T9029] ? tty_vhangup+0x30/0x30 [ 92.670285][ T9029] do_vfs_ioctl+0xdb6/0x13e0 [ 92.674952][ T9029] ? ioctl_preallocate+0x210/0x210 [ 92.680108][ T9029] ? __sb_end_write+0x115/0x1a0 [ 92.684951][ T9029] ? vfs_write+0x160/0x5d0 [ 92.689363][ T9029] ? tomoyo_file_ioctl+0x23/0x30 [ 92.694312][ T9029] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 92.700551][ T9029] ? security_file_ioctl+0x8d/0xc0 [ 92.705653][ T9029] ksys_ioctl+0xab/0xd0 [ 92.709889][ T9029] __x64_sys_ioctl+0x73/0xb0 [ 92.714614][ T9029] do_syscall_64+0xfa/0x790 [ 92.719111][ T9029] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.724986][ T9029] RIP: 0033:0x4429e9 [ 92.728860][ T9029] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.748449][ T9029] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 92.756873][ T9029] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 92.764866][ T9029] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 92.772832][ T9029] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 92.780798][ T9029] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 92.788752][ T9029] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 executing program [ 92.954964][ T9030] ================================================================== [ 92.963297][ T9030] BUG: KASAN: use-after-free in slcan_open+0x8a1/0x9e0 [ 92.970132][ T9030] Read of size 8 at addr ffff88809a6e0b88 by task syz-executor961/9030 [ 92.978591][ T9030] [ 92.980912][ T9030] CPU: 1 PID: 9030 Comm: syz-executor961 Not tainted 5.4.0-syzkaller #0 [ 92.989217][ T9030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.999281][ T9030] Call Trace: [ 93.002569][ T9030] dump_stack+0x197/0x210 [ 93.006881][ T9030] ? slcan_open+0x8a1/0x9e0 [ 93.011485][ T9030] print_address_description.constprop.0.cold+0xd4/0x30b [ 93.018494][ T9030] ? slcan_open+0x8a1/0x9e0 [ 93.023675][ T9030] ? slcan_open+0x8a1/0x9e0 [ 93.028172][ T9030] __kasan_report.cold+0x1b/0x41 [ 93.033244][ T9030] ? slcan_open+0x8a1/0x9e0 [ 93.037793][ T9030] kasan_report+0x12/0x20 [ 93.042112][ T9030] __asan_report_load8_noabort+0x14/0x20 [ 93.047832][ T9030] slcan_open+0x8a1/0x9e0 [ 93.052270][ T9030] ? slcan_transmit+0x420/0x420 [ 93.057199][ T9030] ? __kasan_check_write+0x14/0x20 [ 93.062311][ T9030] ? down_write+0xdf/0x150 [ 93.066731][ T9030] ? slcan_transmit+0x420/0x420 [ 93.071584][ T9030] tty_ldisc_open.isra.0+0xa3/0x110 [ 93.076773][ T9030] tty_set_ldisc+0x30e/0x6b0 [ 93.081361][ T9030] tty_ioctl+0xe8d/0x14f0 [ 93.085672][ T9030] ? tty_vhangup+0x30/0x30 [ 93.090071][ T9030] ? tomoyo_path_number_perm+0x454/0x520 [ 93.095692][ T9030] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 93.102039][ T9030] ? tomoyo_path_number_perm+0x25e/0x520 [ 93.107686][ T9030] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 93.113499][ T9030] ? vfs_write+0x34c/0x5d0 [ 93.117908][ T9030] ? tty_vhangup+0x30/0x30 [ 93.122309][ T9030] do_vfs_ioctl+0xdb6/0x13e0 [ 93.126899][ T9030] ? ioctl_preallocate+0x210/0x210 [ 93.132004][ T9030] ? __sb_end_write+0x115/0x1a0 [ 93.136844][ T9030] ? vfs_write+0x160/0x5d0 [ 93.141250][ T9030] ? tomoyo_file_ioctl+0x23/0x30 [ 93.146188][ T9030] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 93.152510][ T9030] ? security_file_ioctl+0x8d/0xc0 [ 93.157612][ T9030] ksys_ioctl+0xab/0xd0 [ 93.161760][ T9030] __x64_sys_ioctl+0x73/0xb0 [ 93.166344][ T9030] do_syscall_64+0xfa/0x790 [ 93.170835][ T9030] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.176900][ T9030] RIP: 0033:0x4429e9 [ 93.180778][ T9030] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.200453][ T9030] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 93.208846][ T9030] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 93.216797][ T9030] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 93.224753][ T9030] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 93.232731][ T9030] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 93.240697][ T9030] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 [ 93.248676][ T9030] [ 93.251003][ T9030] Allocated by task 9029: [ 93.255327][ T9030] save_stack+0x23/0x90 [ 93.260595][ T9030] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 93.266219][ T9030] kasan_kmalloc+0x9/0x10 [ 93.270615][ T9030] __kmalloc_node+0x4e/0x70 [ 93.275110][ T9030] kvmalloc_node+0xbd/0x100 [ 93.279594][ T9030] alloc_netdev_mqs+0x98/0xde0 [ 93.284511][ T9030] slcan_open+0x32d/0x9e0 [ 93.288821][ T9030] tty_ldisc_open.isra.0+0xa3/0x110 [ 93.294084][ T9030] tty_set_ldisc+0x30e/0x6b0 [ 93.298663][ T9030] tty_ioctl+0xe8d/0x14f0 [ 93.302992][ T9030] do_vfs_ioctl+0xdb6/0x13e0 [ 93.307555][ T9030] ksys_ioctl+0xab/0xd0 [ 93.311686][ T9030] __x64_sys_ioctl+0x73/0xb0 [ 93.316255][ T9030] do_syscall_64+0xfa/0x790 [ 93.320736][ T9030] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.326598][ T9030] [ 93.328917][ T9030] Freed by task 9029: [ 93.332889][ T9030] save_stack+0x23/0x90 [ 93.337019][ T9030] __kasan_slab_free+0x102/0x150 [ 93.341952][ T9030] kasan_slab_free+0xe/0x10 [ 93.346447][ T9030] kfree+0x10a/0x2c0 [ 93.350321][ T9030] kvfree+0x61/0x70 [ 93.354111][ T9030] free_netdev+0x3c0/0x470 [ 93.358505][ T9030] slcan_open+0x848/0x9e0 [ 93.362827][ T9030] tty_ldisc_open.isra.0+0xa3/0x110 [ 93.368016][ T9030] tty_set_ldisc+0x30e/0x6b0 [ 93.372768][ T9030] tty_ioctl+0xe8d/0x14f0 [ 93.377081][ T9030] do_vfs_ioctl+0xdb6/0x13e0 [ 93.381665][ T9030] ksys_ioctl+0xab/0xd0 [ 93.385803][ T9030] __x64_sys_ioctl+0x73/0xb0 [ 93.390377][ T9030] do_syscall_64+0xfa/0x790 [ 93.394871][ T9030] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.400736][ T9030] [ 93.403043][ T9030] The buggy address belongs to the object at ffff88809a6e0000 [ 93.403043][ T9030] which belongs to the cache kmalloc-32k of size 32768 [ 93.417248][ T9030] The buggy address is located 2952 bytes inside of [ 93.417248][ T9030] 32768-byte region [ffff88809a6e0000, ffff88809a6e8000) [ 93.430773][ T9030] The buggy address belongs to the page: [ 93.436399][ T9030] page:ffffea000269b800 refcount:1 mapcount:0 mapping:ffff8880aa402540 index:0x0 compound_mapcount: 0 [ 93.447324][ T9030] raw: 00fffe0000010200 ffffea000244d008 ffff8880aa401d48 ffff8880aa402540 [ 93.455899][ T9030] raw: 0000000000000000 ffff88809a6e0000 0000000100000001 0000000000000000 [ 93.464457][ T9030] page dumped because: kasan: bad access detected [ 93.470859][ T9030] [ 93.473173][ T9030] Memory state around the buggy address: [ 93.478790][ T9030] ffff88809a6e0a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 93.486831][ T9030] ffff88809a6e0b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 93.495006][ T9030] >ffff88809a6e0b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 93.503049][ T9030] ^ [ 93.507363][ T9030] ffff88809a6e0c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 93.515468][ T9030] ffff88809a6e0c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 93.523509][ T9030] ================================================================== [ 93.531548][ T9030] Disabling lock debugging due to kernel taint [ 93.537809][ T9030] Kernel panic - not syncing: panic_on_warn set ... [ 93.544411][ T9030] CPU: 1 PID: 9030 Comm: syz-executor961 Tainted: G B 5.4.0-syzkaller #0 [ 93.554105][ T9030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.564405][ T9030] Call Trace: [ 93.567687][ T9030] dump_stack+0x197/0x210 [ 93.572006][ T9030] panic+0x2e3/0x75c [ 93.575880][ T9030] ? add_taint.cold+0x16/0x16 [ 93.580534][ T9030] ? slcan_open+0x8a1/0x9e0 [ 93.585020][ T9030] ? preempt_schedule+0x4b/0x60 [ 93.589864][ T9030] ? ___preempt_schedule+0x16/0x18 [ 93.594966][ T9030] ? trace_hardirqs_on+0x5e/0x240 [ 93.599969][ T9030] ? slcan_open+0x8a1/0x9e0 [ 93.604485][ T9030] end_report+0x47/0x4f [ 93.608614][ T9030] ? slcan_open+0x8a1/0x9e0 [ 93.613102][ T9030] __kasan_report.cold+0xe/0x41 [ 93.617928][ T9030] ? slcan_open+0x8a1/0x9e0 [ 93.622419][ T9030] kasan_report+0x12/0x20 [ 93.626747][ T9030] __asan_report_load8_noabort+0x14/0x20 [ 93.632375][ T9030] slcan_open+0x8a1/0x9e0 [ 93.636737][ T9030] ? slcan_transmit+0x420/0x420 [ 93.641572][ T9030] ? __kasan_check_write+0x14/0x20 [ 93.646675][ T9030] ? down_write+0xdf/0x150 [ 93.651178][ T9030] ? slcan_transmit+0x420/0x420 [ 93.656011][ T9030] tty_ldisc_open.isra.0+0xa3/0x110 [ 93.661190][ T9030] tty_set_ldisc+0x30e/0x6b0 [ 93.665761][ T9030] tty_ioctl+0xe8d/0x14f0 [ 93.670125][ T9030] ? tty_vhangup+0x30/0x30 [ 93.674532][ T9030] ? tomoyo_path_number_perm+0x454/0x520 [ 93.680157][ T9030] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 93.686378][ T9030] ? tomoyo_path_number_perm+0x25e/0x520 [ 93.691990][ T9030] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 93.697948][ T9030] ? vfs_write+0x34c/0x5d0 [ 93.702362][ T9030] ? tty_vhangup+0x30/0x30 [ 93.706757][ T9030] do_vfs_ioctl+0xdb6/0x13e0 [ 93.711323][ T9030] ? ioctl_preallocate+0x210/0x210 [ 93.716414][ T9030] ? __sb_end_write+0x115/0x1a0 [ 93.721239][ T9030] ? vfs_write+0x160/0x5d0 [ 93.725637][ T9030] ? tomoyo_file_ioctl+0x23/0x30 [ 93.730563][ T9030] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 93.736780][ T9030] ? security_file_ioctl+0x8d/0xc0 [ 93.741867][ T9030] ksys_ioctl+0xab/0xd0 [ 93.745998][ T9030] __x64_sys_ioctl+0x73/0xb0 [ 93.750578][ T9030] do_syscall_64+0xfa/0x790 [ 93.755077][ T9030] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.760944][ T9030] RIP: 0033:0x4429e9 [ 93.764835][ T9030] Code: e8 dc 02 03 00 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 1b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.784416][ T9030] RSP: 002b:00007ffc7db87168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 93.792813][ T9030] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004429e9 [ 93.800760][ T9030] RDX: 00000000200000c0 RSI: 0000000000005423 RDI: 0000000000000003 [ 93.808709][ T9030] RBP: 0000000000000000 R08: 0000000000000002 R09: 0000000000003031 [ 93.816658][ T9030] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 93.824606][ T9030] R13: 0000000000000004 R14: 00007ffc7db871dc R15: 0000000000000000 [ 93.834260][ T9030] Kernel Offset: disabled [ 93.838597][ T9030] Rebooting in 86400 seconds..