[ OK ] Started Getty on tty4. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.59' (ECDSA) to the list of known hosts. syzkaller login: [ 56.154738][ T7182] FAULT_INJECTION: forcing a failure. [ 56.154738][ T7182] name failslab, interval 1, probability 0, space 0, times 1 [ 56.167583][ T7182] CPU: 0 PID: 7182 Comm: syz-executor013 Not tainted 5.7.0-rc7-syzkaller #0 [ 56.176416][ T7182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.186450][ T7182] Call Trace: [ 56.189771][ T7182] dump_stack+0x188/0x20d [ 56.194079][ T7182] should_fail.cold+0x5/0xa [ 56.198564][ T7182] ? lock_downgrade+0x840/0x840 [ 56.203400][ T7182] ? fault_create_debugfs_attr+0x140/0x140 [ 56.209195][ T7182] should_failslab+0x5/0xf [ 56.216717][ T7182] kmem_cache_alloc+0x29b/0x740 [ 56.221552][ T7182] ? free_object+0x70/0x70 [ 56.225946][ T7182] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 56.231828][ T7182] getname_flags+0xd2/0x5b0 [ 56.236318][ T7182] ? debug_object_active_state+0x294/0x360 [ 56.242189][ T7182] do_sys_openat2+0x3fc/0x7d0 [ 56.246887][ T7182] ? file_open_root+0x400/0x400 [ 56.251891][ T7182] ? blkcg_maybe_throttle_current+0x59e/0xf50 [ 56.258575][ T7182] ? call_rcu+0x360/0x7e0 [ 56.263067][ T7182] do_sys_open+0xc3/0x140 [ 56.267404][ T7182] ? filp_open+0x70/0x70 [ 56.271650][ T7182] ? trace_hardirqs_off_caller+0x55/0x230 [ 56.277442][ T7182] do_syscall_64+0xf6/0x7d0 [ 56.282204][ T7182] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 56.288077][ T7182] RIP: 0033:0x400f10 [ 56.292158][ T7182] Code: 01 f0 ff ff 0f 83 20 0b 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 7d 0e 2d 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 f4 0a 00 00 c3 48 83 ec 08 e8 5a 00 00 00 [ 56.312445][ T7182] RSP: 002b:00007ffe90532ca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 56.320855][ T7182] RAX: ffffffffffffffda RBX: 00007ffe90532cd1 RCX: 0000000000400f10 [ 56.328822][ T7182] RDX: 00007ffe90532cd6 RSI: 0000000000080001 RDI: 00000000004a1a88 [ 56.336771][ T7182] RBP: 00007ffe90532cd0 R08: 0000000000000000 R09: 0000000000000001 [ 56.344731][ T7182] R10: 0000000000000032 R11: 0000000000000246 R12: 00000000004a1a88 executing program [ 56.352769][ T7182] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 56.371074][ T7182] FAULT_INJECTION: forcing a failure. [ 56.371074][ T7182] name failslab, interval 1, probability 0, space 0, times 0 [ 56.384444][ T7182] CPU: 0 PID: 7182 Comm: syz-executor013 Not tainted 5.7.0-rc7-syzkaller #0 [ 56.393973][ T7182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.404721][ T7182] Call Trace: [ 56.407998][ T7182] dump_stack+0x188/0x20d [ 56.412310][ T7182] should_fail.cold+0x5/0xa [ 56.416795][ T7182] ? fault_create_debugfs_attr+0x140/0x140 [ 56.422691][ T7182] should_failslab+0x5/0xf [ 56.427185][ T7182] kmem_cache_alloc+0x44/0x740 [ 56.431946][ T7182] ? lock_downgrade+0x840/0x840 [ 56.436797][ T7182] radix_tree_node_alloc.constprop.0+0x1e3/0x330 [ 56.443109][ T7182] radix_tree_extend+0x234/0x4a0 [ 56.448034][ T7182] idr_get_free+0x60c/0x8e0 [ 56.452521][ T7182] idr_alloc_u32+0x170/0x2d0 [ 56.457101][ T7182] ? __fprop_inc_percpu_max+0x210/0x210 [ 56.462634][ T7182] ? mark_held_locks+0xe0/0xe0 [ 56.467404][ T7182] ? mutex_trylock+0x2c0/0x2c0 [ 56.472414][ T7182] ? save_trace+0x42/0x9f0 [ 56.476872][ T7182] idr_alloc+0xc2/0x130 [ 56.481022][ T7182] ? idr_alloc_u32+0x2d0/0x2d0 [ 56.485777][ T7182] ? mark_lock+0x78f/0xf10 [ 56.490194][ T7182] ? print_shortest_lock_dependencies+0x80/0x80 [ 56.496435][ T7182] __qrtr_bind.isra.0+0x12e/0x5c0 [ 56.501438][ T7182] ? qrtr_release+0x2a0/0x2a0 [ 56.506113][ T7182] ? mark_held_locks+0x9f/0xe0 [ 56.510886][ T7182] qrtr_autobind+0xaf/0xf0 [ 56.515300][ T7182] qrtr_sendmsg+0x1d6/0x770 [ 56.519785][ T7182] ? aa_af_perm+0x260/0x260 [ 56.524270][ T7182] ? qrtr_autobind+0xf0/0xf0 [ 56.529022][ T7182] ? qrtr_autobind+0xf0/0xf0 [ 56.533591][ T7182] sock_sendmsg+0xcf/0x120 [ 56.537984][ T7182] ____sys_sendmsg+0x6e6/0x810 [ 56.542721][ T7182] ? kernel_sendmsg+0x50/0x50 [ 56.547375][ T7182] ? _parse_integer+0x180/0x180 [ 56.552199][ T7182] ? mark_held_locks+0xe0/0xe0 [ 56.556941][ T7182] ___sys_sendmsg+0x100/0x170 [ 56.561597][ T7182] ? sendmsg_copy_msghdr+0x70/0x70 [ 56.566687][ T7182] ? get_pid_task+0x116/0x200 [ 56.571346][ T7182] ? lock_downgrade+0x840/0x840 [ 56.576439][ T7182] ? proc_cwd_link+0x210/0x210 [ 56.581184][ T7182] ? rcu_read_lock_held+0x9c/0xb0 [ 56.586197][ T7182] ? rcu_read_lock_held_common+0x130/0x130 [ 56.592080][ T7182] ? vfs_write+0x348/0x5d0 [ 56.596485][ T7182] ? __fget_light+0x1ab/0x270 [ 56.601142][ T7182] __sys_sendmsg+0xe5/0x1b0 [ 56.605642][ T7182] ? __sys_sendmsg_sock+0xb0/0xb0 [ 56.610642][ T7182] ? vfs_write+0x161/0x5d0 [ 56.615038][ T7182] ? trace_hardirqs_off_caller+0x55/0x230 [ 56.620743][ T7182] ? do_syscall_64+0x21/0x7d0 [ 56.625395][ T7182] do_syscall_64+0xf6/0x7d0 [ 56.630056][ T7182] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 56.636006][ T7182] RIP: 0033:0x4405a9 [ 56.639877][ T7182] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 5b 14 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.660070][ T7182] RSP: 002b:00007ffe905331b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.668521][ T7182] RAX: ffffffffffffffda RBX: 00000000004a1bd8 RCX: 00000000004405a9 [ 56.676475][ T7182] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004 [ 56.684705][ T7182] RBP: 00000000006cb018 R08: 0000000000000001 R09: 00000000004002c8 [ 56.692722][ T7182] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401e90 [ 56.700702][ T7182] R13: 0000000000401f20 R14: 0000000000000000 R15: 0000000000000000 [ 56.709781][ T7182] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor013/7182 [ 56.720001][ T7182] caller is radix_tree_node_alloc.constprop.0+0x200/0x330 [ 56.727122][ T7182] CPU: 0 PID: 7182 Comm: syz-executor013 Not tainted 5.7.0-rc7-syzkaller #0 [ 56.736020][ T7182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.746538][ T7182] Call Trace: [ 56.749833][ T7182] dump_stack+0x188/0x20d [ 56.754142][ T7182] debug_smp_processor_id.cold+0x88/0x9b [ 56.759750][ T7182] radix_tree_node_alloc.constprop.0+0x200/0x330 [ 56.766054][ T7182] radix_tree_extend+0x234/0x4a0 [ 56.770975][ T7182] idr_get_free+0x60c/0x8e0 [ 56.775461][ T7182] idr_alloc_u32+0x170/0x2d0 [ 56.780043][ T7182] ? __fprop_inc_percpu_max+0x210/0x210 [ 56.785567][ T7182] ? mark_held_locks+0xe0/0xe0 [ 56.790325][ T7182] ? mutex_trylock+0x2c0/0x2c0 [ 56.795067][ T7182] ? save_trace+0x42/0x9f0 [ 56.799460][ T7182] idr_alloc+0xc2/0x130 [ 56.803689][ T7182] ? idr_alloc_u32+0x2d0/0x2d0 [ 56.808438][ T7182] ? mark_lock+0x78f/0xf10 [ 56.812832][ T7182] ? print_shortest_lock_dependencies+0x80/0x80 [ 56.819049][ T7182] __qrtr_bind.isra.0+0x12e/0x5c0 [ 56.824132][ T7182] ? qrtr_release+0x2a0/0x2a0 [ 56.828807][ T7182] ? mark_held_locks+0x9f/0xe0 [ 56.833560][ T7182] qrtr_autobind+0xaf/0xf0 [ 56.838090][ T7182] qrtr_sendmsg+0x1d6/0x770 [ 56.842589][ T7182] ? aa_af_perm+0x260/0x260 [ 56.847093][ T7182] ? qrtr_autobind+0xf0/0xf0 [ 56.851729][ T7182] ? qrtr_autobind+0xf0/0xf0 [ 56.856301][ T7182] sock_sendmsg+0xcf/0x120 [ 56.860726][ T7182] ____sys_sendmsg+0x6e6/0x810 [ 56.865600][ T7182] ? kernel_sendmsg+0x50/0x50 [ 56.870264][ T7182] ? _parse_integer+0x180/0x180 [ 56.875100][ T7182] ? mark_held_locks+0xe0/0xe0 [ 56.879849][ T7182] ___sys_sendmsg+0x100/0x170 [ 56.884509][ T7182] ? sendmsg_copy_msghdr+0x70/0x70 [ 56.889607][ T7182] ? get_pid_task+0x116/0x200 [ 56.894262][ T7182] ? lock_downgrade+0x840/0x840 [ 56.899093][ T7182] ? proc_cwd_link+0x210/0x210 [ 56.903843][ T7182] ? rcu_read_lock_held+0x9c/0xb0 [ 56.908854][ T7182] ? rcu_read_lock_held_common+0x130/0x130 [ 56.914640][ T7182] ? vfs_write+0x348/0x5d0 [ 56.919056][ T7182] ? __fget_light+0x1ab/0x270 [ 56.923815][ T7182] __sys_sendmsg+0xe5/0x1b0 [ 56.928317][ T7182] ? __sys_sendmsg_sock+0xb0/0xb0 [ 56.933579][ T7182] ? vfs_write+0x161/0x5d0 [ 56.938000][ T7182] ? trace_hardirqs_off_caller+0x55/0x230 [ 56.943700][ T7182] ? do_syscall_64+0x21/0x7d0 [ 56.948359][ T7182] do_syscall_64+0xf6/0x7d0 [ 56.953017][ T7182] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 56.958896][ T7182] RIP: 0033:0x4405a9 [ 56.962773][ T7182] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 5b 14 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.982367][ T7182] RSP: 002b:00007ffe905331b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.990771][ T7182] RAX: ffffffffffffffda RBX: 00000000004a1bd8 RCX: 00000000004405a9 [ 56.998731][ T7182] RDX: 0000000000000000 RSI: 00000000