[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.107' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 27.930746] FAULT_INJECTION: forcing a failure. [ 27.930746] name failslab, interval 1, probability 0, space 0, times 1 [ 27.942078] CPU: 1 PID: 7980 Comm: syz-executor321 Not tainted 4.14.301-syzkaller #0 [ 27.949946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 27.959284] Call Trace: [ 27.961859] dump_stack+0x1b2/0x281 [ 27.965574] should_fail.cold+0x10a/0x149 [ 27.969697] should_failslab+0xd6/0x130 [ 27.973650] __kmalloc+0x2c1/0x400 [ 27.977163] ? tracepoint_add_func+0x33f/0xa40 [ 27.981721] ? trace_drop_common.constprop.0+0x530/0x530 [ 27.987151] tracepoint_add_func+0x33f/0xa40 [ 27.991540] ? trace_drop_common.constprop.0+0x530/0x530 [ 27.997146] tracepoint_probe_register+0x8c/0xc0 [ 28.001882] ? for_each_kernel_tracepoint+0x80/0x80 [ 28.006878] ? trace_drop_common.constprop.0+0x530/0x530 [ 28.012317] net_dm_cmd_trace+0x275/0x3a0 [ 28.016500] genl_family_rcv_msg+0x572/0xb20 [ 28.020887] ? __lock_acquire+0x5fc/0x3f20 [ 28.025094] ? genl_rcv+0x40/0x40 [ 28.028529] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 28.033957] ? __kmalloc_node_track_caller+0x4c/0x70 [ 28.039035] ? trace_hardirqs_on+0x10/0x10 [ 28.043245] genl_rcv_msg+0xaf/0x140 [ 28.046952] netlink_rcv_skb+0x125/0x390 [ 28.050993] ? genl_family_rcv_msg+0xb20/0xb20 [ 28.055548] ? netlink_ack+0x9a0/0x9a0 [ 28.059406] ? lock_acquire+0x170/0x3f0 [ 28.063353] genl_rcv+0x24/0x40 [ 28.066606] netlink_unicast+0x437/0x610 [ 28.070662] ? netlink_sendskb+0xd0/0xd0 [ 28.074979] ? __check_object_size+0x179/0x230 [ 28.079542] netlink_sendmsg+0x648/0xbc0 [ 28.083677] ? nlmsg_notify+0x1b0/0x1b0 [ 28.087643] ? kernel_recvmsg+0x210/0x210 [ 28.091770] ? security_socket_sendmsg+0x83/0xb0 [ 28.096503] ? nlmsg_notify+0x1b0/0x1b0 [ 28.100465] sock_sendmsg+0xb5/0x100 [ 28.104160] ___sys_sendmsg+0x6c8/0x800 [ 28.108109] ? get_pid_task+0x91/0x130 [ 28.111969] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 28.116702] ? lock_downgrade+0x740/0x740 [ 28.120827] ? __fget+0x23e/0x3e0 [ 28.125040] ? lock_acquire+0x170/0x3f0 [ 28.128986] ? lock_downgrade+0x740/0x740 [ 28.133109] ? __fget+0x265/0x3e0 [ 28.136537] ? __fdget+0x19b/0x1f0 [ 28.140065] ? sockfd_lookup_light+0xb2/0x160 [ 28.144540] __sys_sendmsg+0xa3/0x120 [ 28.148326] ? SyS_shutdown+0x160/0x160 [ 28.152279] ? wait_for_completion_io+0x10/0x10 [ 28.156930] ? SyS_read+0x210/0x210 [ 28.160545] ? __do_page_fault+0x159/0xad0 [ 28.164756] SyS_sendmsg+0x27/0x40 [ 28.168291] ? __sys_sendmsg+0x120/0x120 [ 28.172325] do_syscall_64+0x1d5/0x640 [ 28.176188] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 executing program [ 28.181349] RIP: 0033:0x7f26b68a66c9 [ 28.185036] RSP: 002b:00007f26b68572f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 28.192723] RAX: ffffffffffffffda RBX: 00007f26b692f4c8 RCX: 00007f26b68a66c9 [ 28.199984] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 28.207317] RBP: 00007f26b692f4c0 R08: 0000000000000001 R09: 0000000000000033 [ 28.214570] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f26b6857300 [ 28.221818] R13: 0000000000000001 R14: 00007f26b6857400 R15: 0000000000022000 [ 28.236208] FAULT_INJECTION: forcing a failure. [ 28.236208] name failslab, interval 1, probability 0, space 0, times 0 [ 28.247552] CPU: 1 PID: 7982 Comm: syz-executor321 Not tainted 4.14.301-syzkaller #0 [ 28.255419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 28.264747] Call Trace: [ 28.267312] dump_stack+0x1b2/0x281 [ 28.270913] should_fail.cold+0x10a/0x149 [ 28.275043] should_failslab+0xd6/0x130 [ 28.278995] __kmalloc+0x2c1/0x400 [ 28.282509] ? tracepoint_add_func+0x33f/0xa40 [ 28.287238] ? trace_drop_common.constprop.0+0x530/0x530 [ 28.292660] tracepoint_add_func+0x33f/0xa40 [ 28.297064] ? trace_drop_common.constprop.0+0x530/0x530 [ 28.302488] tracepoint_probe_register+0x8c/0xc0 [ 28.307223] ? for_each_kernel_tracepoint+0x80/0x80 [ 28.312438] ? trace_drop_common.constprop.0+0x530/0x530 [ 28.317862] net_dm_cmd_trace+0x275/0x3a0 [ 28.321985] genl_family_rcv_msg+0x572/0xb20 [ 28.326453] ? __lock_acquire+0x5fc/0x3f20 [ 28.330659] ? genl_rcv+0x40/0x40 [ 28.334093] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 28.339520] ? __kmalloc_node_track_caller+0x4c/0x70 [ 28.344601] ? trace_hardirqs_on+0x10/0x10 [ 28.348830] genl_rcv_msg+0xaf/0x140 [ 28.352518] netlink_rcv_skb+0x125/0x390 [ 28.356553] ? genl_family_rcv_msg+0xb20/0xb20 [ 28.361107] ? netlink_ack+0x9a0/0x9a0 [ 28.364977] ? lock_acquire+0x170/0x3f0 [ 28.368925] genl_rcv+0x24/0x40 [ 28.372175] netlink_unicast+0x437/0x610 [ 28.376210] ? netlink_sendskb+0xd0/0xd0 [ 28.380244] ? __check_object_size+0x179/0x230 [ 28.384803] netlink_sendmsg+0x648/0xbc0 [ 28.388838] ? nlmsg_notify+0x1b0/0x1b0 [ 28.392783] ? kernel_recvmsg+0x210/0x210 [ 28.396913] ? security_socket_sendmsg+0x83/0xb0 [ 28.401638] ? nlmsg_notify+0x1b0/0x1b0 [ 28.405582] sock_sendmsg+0xb5/0x100 [ 28.409270] ___sys_sendmsg+0x6c8/0x800 [ 28.413223] ? get_pid_task+0x91/0x130 [ 28.417080] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 28.421819] ? lock_downgrade+0x740/0x740 [ 28.425938] ? __fget+0x23e/0x3e0 [ 28.429372] ? lock_acquire+0x170/0x3f0 [ 28.433326] ? lock_downgrade+0x740/0x740 [ 28.437447] ? __fget+0x265/0x3e0 [ 28.440873] ? __fdget+0x19b/0x1f0 [ 28.444494] ? sockfd_lookup_light+0xb2/0x160 [ 28.448961] __sys_sendmsg+0xa3/0x120 [ 28.452734] ? SyS_shutdown+0x160/0x160 [ 28.456682] ? wait_for_completion_io+0x10/0x10 [ 28.461327] ? SyS_read+0x210/0x210 [ 28.464924] ? __do_page_fault+0x159/0xad0 [ 28.469133] SyS_sendmsg+0x27/0x40 [ 28.472648] ? __sys_sendmsg+0x120/0x120 [ 28.476681] do_syscall_64+0x1d5/0x640 [ 28.480551] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 28.485714] RIP: 0033:0x7f26b68a66c9 [ 28.489398] RSP: 002b:00007f26b68572f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 28.497076] RAX: ffffffffffffffda RBX: 00007f26b692f4c8 RCX: 00007f26b68a66c9 [ 28.504319] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 28.511561] RBP: 00007f26b692f4c0 R08: 0000000000000001 R09: 0000000000000033 [ 28.518802] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f26b6857300 [ 28.526044] R13: 0000000000000001 R14: 00007f26b6857400 R15: 0000000000022000 [ 28.534176] ------------[ cut here ]------------ [ 28.538934] WARNING: CPU: 1 PID: 7982 at kernel/tracepoint.c:256 tracepoint_add_func+0x23c/0xa40 [ 28.547843] Kernel panic - not syncing: panic_on_warn set ... [ 28.547843] [ 28.555283] CPU: 1 PID: 7982 Comm: syz-executor321 Not tainted 4.14.301-syzkaller #0 [ 28.563148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 28.572476] Call Trace: [ 28.575041] dump_stack+0x1b2/0x281 [ 28.578644] panic+0x1f9/0x42d [ 28.581807] ? add_taint.cold+0x16/0x16 [ 28.585756] ? tracepoint_add_func+0x23c/0xa40 [ 28.590313] ? tracepoint_add_func+0x23c/0xa40 [ 28.594871] __warn.cold+0x20/0x44 [ 28.598646] ? ist_end_non_atomic+0x10/0x10 [ 28.602941] ? tracepoint_add_func+0x23c/0xa40 [ 28.607499] report_bug+0x208/0x250 [ 28.611103] do_error_trap+0x195/0x2d0 [ 28.614966] ? math_error+0x2d0/0x2d0 [ 28.618741] ? lock_acquire+0x170/0x3f0 [ 28.622698] ? tracepoint_probe_register+0x68/0xc0 [ 28.627612] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 28.632459] invalid_op+0x1b/0x40 [ 28.635894] RIP: 0010:tracepoint_add_func+0x23c/0xa40 [ 28.641055] RSP: 0018:ffff8880afda7650 EFLAGS: 00010297 [ 28.646391] RAX: ffff8880979d2240 RBX: 0000000000000000 RCX: 0000000000000001 [ 28.653634] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffff8880ab85ee18 [ 28.660883] RBP: ffffffff85cd97c0 R08: 0000000000000000 R09: 0000000000040575 [ 28.668133] R10: ffff8880979d2b40 R11: ffff8880979d2240 R12: 00000000ffffffef [ 28.675376] R13: dffffc0000000000 R14: 00000000ffffffff R15: ffff8880ab85ee10 [ 28.682631] ? trace_kfree_skb_hit+0x20/0x20 [ 28.687034] ? trace_kfree_skb_hit+0x20/0x20 [ 28.691427] ? trace_kfree_skb_hit+0x20/0x20 [ 28.695810] tracepoint_probe_register+0x8c/0xc0 [ 28.700539] ? for_each_kernel_tracepoint+0x80/0x80 [ 28.705532] ? trace_kfree_skb_hit+0x20/0x20 [ 28.709933] net_dm_cmd_trace+0x28d/0x3a0 [ 28.714063] genl_family_rcv_msg+0x572/0xb20 [ 28.718444] ? __lock_acquire+0x5fc/0x3f20 [ 28.722653] ? genl_rcv+0x40/0x40 [ 28.726168] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 28.731594] ? __kmalloc_node_track_caller+0x4c/0x70 [ 28.736679] ? trace_hardirqs_on+0x10/0x10 [ 28.740911] genl_rcv_msg+0xaf/0x140 [ 28.744686] netlink_rcv_skb+0x125/0x390 [ 28.748727] ? genl_family_rcv_msg+0xb20/0xb20 [ 28.753386] ? netlink_ack+0x9a0/0x9a0 [ 28.757246] ? lock_acquire+0x170/0x3f0 [ 28.761199] genl_rcv+0x24/0x40 [ 28.764455] netlink_unicast+0x437/0x610 [ 28.768490] ? netlink_sendskb+0xd0/0xd0 [ 28.772525] ? __check_object_size+0x179/0x230 [ 28.777083] netlink_sendmsg+0x648/0xbc0 [ 28.781118] ? nlmsg_notify+0x1b0/0x1b0 [ 28.785071] ? kernel_recvmsg+0x210/0x210 [ 28.789192] ? security_socket_sendmsg+0x83/0xb0 [ 28.793926] ? nlmsg_notify+0x1b0/0x1b0 [ 28.797874] sock_sendmsg+0xb5/0x100 [ 28.801561] ___sys_sendmsg+0x6c8/0x800 [ 28.805510] ? get_pid_task+0x91/0x130 [ 28.809372] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 28.814102] ? lock_downgrade+0x740/0x740 [ 28.818225] ? __fget+0x23e/0x3e0 [ 28.821653] ? lock_acquire+0x170/0x3f0 [ 28.825602] ? lock_downgrade+0x740/0x740 [ 28.829741] ? __fget+0x265/0x3e0 [ 28.833173] ? __fdget+0x19b/0x1f0 [ 28.836689] ? sockfd_lookup_light+0xb2/0x160 [ 28.841160] __sys_sendmsg+0xa3/0x120 [ 28.844947] ? SyS_shutdown+0x160/0x160 [ 28.848903] ? wait_for_completion_io+0x10/0x10 [ 28.853554] ? SyS_read+0x210/0x210 [ 28.857164] ? __do_page_fault+0x159/0xad0 [ 28.861388] SyS_sendmsg+0x27/0x40 [ 28.864910] ? __sys_sendmsg+0x120/0x120 [ 28.868949] do_syscall_64+0x1d5/0x640 [ 28.872818] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 28.877985] RIP: 0033:0x7f26b68a66c9 [ 28.881670] RSP: 002b:00007f26b68572f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 28.889365] RAX: ffffffffffffffda RBX: 00007f26b692f4c8 RCX: 00007f26b68a66c9 [ 28.896615] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 28.904321] RBP: 00007f26b692f4c0 R08: 0000000000000001 R09: 0000000000000033 [ 28.911582] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f26b6857300 [ 28.918857] R13: 0000000000000001 R14: 00007f26b6857400 R15: 0000000000022000 [ 28.926360] Kernel Offset: disabled [ 28.930459] Rebooting in 86400 seconds..