[[0;32m OK [0m] Reached target Graphical Interface.
Starting Update UTMP about System Runlevel Changes...
[[0;32m OK [0m] Started Update UTMP about System Runlevel Changes.
Starting Load/Save RF Kill Switch Status...
[[0;32m OK [0m] Started Load/Save RF Kill Switch Status.
Debian GNU/Linux 9 syzkaller ttyS0
Warning: Permanently added '10.128.0.172' (ECDSA) to the list of known hosts.
executing program
executing program
executing program
executing program
executing program
executing program
syzkaller login: [ 832.671490][ T6856] netlink: 4 bytes leftover after parsing attributes in process `syz-executor276'.
[ 832.683467][ T6863] netlink: 4 bytes leftover after parsing attributes in process `syz-executor276'.
[ 984.899967][ T1164] INFO: task syz-executor276:6856 blocked for more than 143 seconds.
[ 984.908144][ T1164] Not tainted 5.9.0-rc3-syzkaller #0
[ 984.916585][ T1164] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 984.926156][ T1164] task:syz-executor276 state:D stack:25672 pid: 6856 ppid: 6850 flags:0x00004004
[ 984.936280][ T1164] Call Trace:
[ 984.939733][ T1164] __schedule+0xea9/0x2230
[ 984.945346][ T1164] ? io_schedule_timeout+0x140/0x140
[ 984.951429][ T1164] schedule+0xd0/0x2a0
[ 984.955506][ T1164] schedule_preempt_disabled+0xf/0x20
[ 984.962103][ T1164] __mutex_lock+0x3e2/0x10e0
[ 984.967138][ T1164] ? tcf_ife_init+0x11a4/0x16f0
[ 984.973272][ T1164] ? mutex_lock_io_nested+0xf60/0xf60
[ 984.978763][ T1164] ? lock_downgrade+0x830/0x830
[ 984.984878][ T1164] tcf_ife_init+0x11a4/0x16f0
[ 984.989578][ T1164] ? tcf_ife_dump+0xb90/0xb90
[ 984.996383][ T1164] ? find_held_lock+0x2d/0x110
[ 985.002008][ T1164] ? lock_downgrade+0x830/0x830
[ 985.006936][ T1164] tcf_action_init_1+0x6a5/0xac0
[ 985.013048][ T1164] ? tcf_action_dump_old+0x80/0x80
[ 985.018200][ T1164] tcf_action_init+0x249/0x380
[ 985.024219][ T1164] ? tcf_action_init_1+0xac0/0xac0
[ 985.029381][ T1164] tcf_action_add+0xd9/0x360
[ 985.035043][ T1164] ? tca_action_gd+0xda0/0xda0
[ 985.040564][ T1164] ? lock_acquire+0x1f3/0xae0
[ 985.045345][ T1164] ? bpf_lsm_capable+0x5/0x10
[ 985.051228][ T1164] ? __nla_parse+0x3d/0x4a
[ 985.055655][ T1164] tc_ctl_action+0x33a/0x439
[ 985.061382][ T1164] ? tcf_action_add+0x360/0x360
[ 985.066288][ T1164] ? lock_is_held_type+0xbb/0xf0
[ 985.072375][ T1164] ? tcf_action_add+0x360/0x360
[ 985.077293][ T1164] rtnetlink_rcv_msg+0x44e/0xad0
[ 985.084390][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 985.090503][ T1164] ? lock_acquire+0x1f3/0xae0
[ 985.095226][ T1164] ? netlink_deliver_tap+0x146/0xb70
[ 985.101630][ T1164] netlink_rcv_skb+0x15a/0x430
[ 985.106401][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 985.113069][ T1164] ? netlink_ack+0xa10/0xa10
[ 985.117718][ T1164] ? __kmalloc_node_track_caller+0x38/0x60
[ 985.125725][ T1164] netlink_unicast+0x533/0x7d0
[ 985.131217][ T1164] ? netlink_attachskb+0x810/0x810
[ 985.136443][ T1164] ? __phys_addr_symbol+0x2c/0x70
[ 985.142654][ T1164] ? __check_object_size+0x171/0x3e4
[ 985.147947][ T1164] netlink_sendmsg+0x856/0xd90
[ 985.153757][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 985.158707][ T1164] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 985.165092][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 985.170942][ T1164] sock_sendmsg+0xcf/0x120
[ 985.175370][ T1164] ____sys_sendmsg+0x6e8/0x810
[ 985.181262][ T1164] ? kernel_sendmsg+0x50/0x50
[ 985.185980][ T1164] ? do_recvmmsg+0x6d0/0x6d0
[ 985.191694][ T1164] ? lockdep_hardirqs_on_prepare+0x530/0x530
[ 985.197686][ T1164] ? __lock_acquire+0xb5e/0x5570
[ 985.203766][ T1164] ___sys_sendmsg+0xf3/0x170
[ 985.208371][ T1164] ? sendmsg_copy_msghdr+0x160/0x160
[ 985.214776][ T1164] ? __fget_files+0x272/0x400
[ 985.219464][ T1164] ? lock_downgrade+0x830/0x830
[ 985.225446][ T1164] ? percpu_counter_add_batch+0x126/0x180
[ 985.231852][ T1164] ? __fget_files+0x294/0x400
[ 985.236542][ T1164] ? __fget_light+0xea/0x280
[ 985.242349][ T1164] __sys_sendmsg+0xe5/0x1b0
[ 985.246856][ T1164] ? __sys_sendmsg_sock+0xb0/0xb0
[ 985.254053][ T1164] ? syscall_enter_from_user_mode+0x20/0x290
[ 985.260766][ T1164] ? lockdep_hardirqs_on+0x53/0x100
[ 985.265969][ T1164] do_syscall_64+0x2d/0x70
[ 985.271485][ T1164] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 985.277379][ T1164] RIP: 0033:0x446ba9
[ 985.282389][ T1164] Code: Bad RIP value.
[ 985.286456][ T1164] RSP: 002b:00007f6fb649bdb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 985.296902][ T1164] RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 0000000000446ba9
[ 985.305776][ T1164] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004
[ 985.314429][ T1164] RBP: 00000000006dbc20 R08: 0000000000000003 R09: 0000000000000000
[ 985.323305][ T1164] R10: 0000000000000003 R11: 0000000000000246 R12: 00000000006dbc2c
[ 985.331984][ T1164] R13: 00007ffdbb5fd88f R14: 00007f6fb649c9c0 R15: 0000000000000000
[ 985.340758][ T1164] INFO: task syz-executor276:6871 blocked for more than 143 seconds.
[ 985.348817][ T1164] Not tainted 5.9.0-rc3-syzkaller #0
[ 985.355678][ T1164] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 985.366409][ T1164] task:syz-executor276 state:D stack:28904 pid: 6871 ppid: 6850 flags:0x00000004
[ 985.376293][ T1164] Call Trace:
[ 985.379617][ T1164] __schedule+0xea9/0x2230
[ 985.386203][ T1164] ? io_schedule_timeout+0x140/0x140
[ 985.392181][ T1164] schedule+0xd0/0x2a0
[ 985.396254][ T1164] schedule_preempt_disabled+0xf/0x20
[ 985.402714][ T1164] __mutex_lock+0x3e2/0x10e0
[ 985.407309][ T1164] ? rtnetlink_rcv_msg+0x3f9/0xad0
[ 985.413468][ T1164] ? mutex_lock_io_nested+0xf60/0xf60
[ 985.418846][ T1164] ? rtnetlink_rcv_msg+0x3c3/0xad0
[ 985.425026][ T1164] ? lock_is_held_type+0xbb/0xf0
[ 985.430669][ T1164] rtnetlink_rcv_msg+0x3f9/0xad0
[ 985.435612][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 985.442344][ T1164] ? lock_acquire+0x1f3/0xae0
[ 985.447026][ T1164] ? netlink_deliver_tap+0x146/0xb70
[ 985.453453][ T1164] netlink_rcv_skb+0x15a/0x430
[ 985.458228][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 985.465247][ T1164] ? netlink_ack+0xa10/0xa10
[ 985.470541][ T1164] ? __kmalloc_node_track_caller+0x38/0x60
[ 985.476360][ T1164] netlink_unicast+0x533/0x7d0
[ 985.482234][ T1164] ? netlink_attachskb+0x810/0x810
[ 985.487353][ T1164] ? __phys_addr_symbol+0x2c/0x70
[ 985.493429][ T1164] ? __check_object_size+0x171/0x3e4
[ 985.498721][ T1164] netlink_sendmsg+0x856/0xd90
[ 985.504747][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 985.509703][ T1164] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 985.518182][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 985.523809][ T1164] sock_sendmsg+0xcf/0x120
[ 985.528230][ T1164] ____sys_sendmsg+0x6e8/0x810
[ 985.534227][ T1164] ? kernel_sendmsg+0x50/0x50
[ 985.538900][ T1164] ? do_recvmmsg+0x6d0/0x6d0
[ 985.544726][ T1164] ? lockdep_hardirqs_on_prepare+0x530/0x530
[ 985.551404][ T1164] ___sys_sendmsg+0xf3/0x170
[ 985.556000][ T1164] ? sendmsg_copy_msghdr+0x160/0x160
[ 985.562363][ T1164] ? __fget_files+0x272/0x400
[ 985.567051][ T1164] ? lock_downgrade+0x830/0x830
[ 985.573036][ T1164] ? __fget_files+0x294/0x400
[ 985.577728][ T1164] ? __fget_light+0xea/0x280
[ 985.583388][ T1164] __sys_sendmsg+0xe5/0x1b0
[ 985.587901][ T1164] ? __sys_sendmsg_sock+0xb0/0xb0
[ 985.593992][ T1164] ? syscall_enter_from_user_mode+0x20/0x290
[ 985.600718][ T1164] ? lockdep_hardirqs_on+0x53/0x100
[ 985.605923][ T1164] do_syscall_64+0x2d/0x70
[ 985.611379][ T1164] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 985.617395][ T1164] RIP: 0033:0x446ba9
[ 985.622361][ T1164] Code: Bad RIP value.
[ 985.626430][ T1164] RSP: 002b:00007f6fb6438db8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 985.635973][ T1164] RAX: ffffffffffffffda RBX: 00000000006dbc58 RCX: 0000000000446ba9
[ 985.645722][ T1164] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000006
[ 985.654446][ T1164] RBP: 00000000006dbc50 R08: 0000000000000003 R09: 0000000000000000
[ 985.663122][ T1164] R10: 0000000000000003 R11: 0000000000000246 R12: 00000000006dbc5c
[ 985.671774][ T1164] R13: 00007ffdbb5fd88f R14: 00007f6fb64399c0 R15: 0000000000000001
[ 985.680478][ T1164] INFO: task syz-executor276:6865 blocked for more than 144 seconds.
[ 985.688629][ T1164] Not tainted 5.9.0-rc3-syzkaller #0
[ 985.695618][ T1164] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 985.705200][ T1164] task:syz-executor276 state:D stack:27920 pid: 6865 ppid: 6854 flags:0x00004004
[ 985.715216][ T1164] Call Trace:
[ 985.718542][ T1164] __schedule+0xea9/0x2230
[ 985.724167][ T1164] ? io_schedule_timeout+0x140/0x140
[ 985.729473][ T1164] schedule+0xd0/0x2a0
[ 985.734678][ T1164] schedule_preempt_disabled+0xf/0x20
[ 985.740959][ T1164] __mutex_lock+0x3e2/0x10e0
[ 985.745558][ T1164] ? rtnetlink_rcv_msg+0x3f9/0xad0
[ 985.752886][ T1164] ? mutex_lock_io_nested+0xf60/0xf60
[ 985.758277][ T1164] ? rtnetlink_rcv_msg+0x3c3/0xad0
[ 985.764571][ T1164] ? lock_is_held_type+0xbb/0xf0
[ 985.769535][ T1164] rtnetlink_rcv_msg+0x3f9/0xad0
[ 985.776885][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 985.783095][ T1164] ? lock_acquire+0x1f3/0xae0
[ 985.787781][ T1164] ? netlink_deliver_tap+0x146/0xb70
[ 985.794229][ T1164] netlink_rcv_skb+0x15a/0x430
[ 985.799001][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 985.805590][ T1164] ? netlink_ack+0xa10/0xa10
[ 985.810969][ T1164] ? __kmalloc_node_track_caller+0x38/0x60
[ 985.816785][ T1164] netlink_unicast+0x533/0x7d0
[ 985.822760][ T1164] ? netlink_attachskb+0x810/0x810
[ 985.827878][ T1164] ? __phys_addr_symbol+0x2c/0x70
[ 985.834129][ T1164] ? __check_object_size+0x171/0x3e4
[ 985.839426][ T1164] netlink_sendmsg+0x856/0xd90
[ 985.845333][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 985.850997][ T1164] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 985.856287][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 985.862453][ T1164] sock_sendmsg+0xcf/0x120
[ 985.866875][ T1164] ____sys_sendmsg+0x6e8/0x810
[ 985.872719][ T1164] ? kernel_sendmsg+0x50/0x50
[ 985.877399][ T1164] ? do_recvmmsg+0x6d0/0x6d0
[ 985.883068][ T1164] ? lockdep_hardirqs_on_prepare+0x530/0x530
[ 985.889056][ T1164] ? __lock_acquire+0xb5e/0x5570
[ 985.895112][ T1164] ___sys_sendmsg+0xf3/0x170
[ 985.901478][ T1164] ? sendmsg_copy_msghdr+0x160/0x160
[ 985.906774][ T1164] ? __fget_files+0x272/0x400
[ 985.912511][ T1164] ? lock_downgrade+0x830/0x830
[ 985.917365][ T1164] ? percpu_counter_add_batch+0x126/0x180
[ 985.924168][ T1164] ? __fget_files+0x294/0x400
[ 985.928864][ T1164] ? __fget_light+0xea/0x280
[ 985.934823][ T1164] __sys_sendmsg+0xe5/0x1b0
[ 985.939352][ T1164] ? __sys_sendmsg_sock+0xb0/0xb0
[ 985.945558][ T1164] ? syscall_enter_from_user_mode+0x20/0x290
[ 985.952414][ T1164] ? lockdep_hardirqs_on+0x53/0x100
[ 985.957619][ T1164] do_syscall_64+0x2d/0x70
[ 985.964106][ T1164] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 985.970819][ T1164] RIP: 0033:0x446ba9
[ 985.974711][ T1164] Code: Bad RIP value.
[ 985.978768][ T1164] RSP: 002b:00007f6fb649bdb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 985.988661][ T1164] RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 0000000000446ba9
[ 985.997425][ T1164] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004
[ 986.006132][ T1164] RBP: 00000000006dbc20 R08: 0000000000000003 R09: 0000000000000000
[ 986.014831][ T1164] R10: 0000000000000003 R11: 0000000000000246 R12: 00000000006dbc2c
[ 986.023621][ T1164] R13: 00007ffdbb5fd88f R14: 00007f6fb649c9c0 R15: 0000000000000000
[ 986.033487][ T1164] INFO: task syz-executor276:6876 blocked for more than 144 seconds.
[ 986.042298][ T1164] Not tainted 5.9.0-rc3-syzkaller #0
[ 986.048096][ T1164] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 986.057868][ T1164] task:syz-executor276 state:D stack:28880 pid: 6876 ppid: 6854 flags:0x00004004
[ 986.067796][ T1164] Call Trace:
[ 986.071782][ T1164] __schedule+0xea9/0x2230
[ 986.076209][ T1164] ? io_schedule_timeout+0x140/0x140
[ 986.082688][ T1164] schedule+0xd0/0x2a0
[ 986.086767][ T1164] schedule_preempt_disabled+0xf/0x20
[ 986.093191][ T1164] __mutex_lock+0x3e2/0x10e0
[ 986.097785][ T1164] ? rtnetlink_rcv_msg+0x3f9/0xad0
[ 986.104039][ T1164] ? mutex_lock_io_nested+0xf60/0xf60
[ 986.109414][ T1164] ? rtnetlink_rcv_msg+0x3c3/0xad0
[ 986.115592][ T1164] ? lock_is_held_type+0xbb/0xf0
[ 986.121210][ T1164] rtnetlink_rcv_msg+0x3f9/0xad0
[ 986.126152][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 986.132789][ T1164] ? lock_acquire+0x1f3/0xae0
[ 986.137469][ T1164] ? netlink_deliver_tap+0x146/0xb70
[ 986.143836][ T1164] netlink_rcv_skb+0x15a/0x430
[ 986.148601][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 986.155120][ T1164] ? netlink_ack+0xa10/0xa10
[ 986.161599][ T1164] ? __kmalloc_node_track_caller+0x38/0x60
[ 986.167410][ T1164] netlink_unicast+0x533/0x7d0
[ 986.173268][ T1164] ? netlink_attachskb+0x810/0x810
[ 986.178388][ T1164] ? __phys_addr_symbol+0x2c/0x70
[ 986.184498][ T1164] ? __check_object_size+0x171/0x3e4
[ 986.190477][ T1164] netlink_sendmsg+0x856/0xd90
[ 986.195253][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 986.202267][ T1164] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 986.207563][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 986.213515][ T1164] sock_sendmsg+0xcf/0x120
[ 986.217937][ T1164] ____sys_sendmsg+0x6e8/0x810
[ 986.223740][ T1164] ? kernel_sendmsg+0x50/0x50
[ 986.228417][ T1164] ? do_recvmmsg+0x6d0/0x6d0
[ 986.234076][ T1164] ? lockdep_hardirqs_on_prepare+0x530/0x530
[ 986.240946][ T1164] ___sys_sendmsg+0xf3/0x170
[ 986.245542][ T1164] ? sendmsg_copy_msghdr+0x160/0x160
[ 986.251951][ T1164] ? __fget_files+0x272/0x400
[ 986.256639][ T1164] ? lock_downgrade+0x830/0x830
[ 986.262612][ T1164] ? __fget_files+0x294/0x400
[ 986.267304][ T1164] ? __fget_light+0xea/0x280
[ 986.272969][ T1164] __sys_sendmsg+0xe5/0x1b0
[ 986.277476][ T1164] ? __sys_sendmsg_sock+0xb0/0xb0
[ 986.283566][ T1164] ? syscall_enter_from_user_mode+0x20/0x290
[ 986.289549][ T1164] ? lockdep_hardirqs_on+0x53/0x100
[ 986.296848][ T1164] do_syscall_64+0x2d/0x70
[ 986.301979][ T1164] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 986.307912][ T1164] RIP: 0033:0x446ba9
[ 986.312930][ T1164] Code: Bad RIP value.
[ 986.317087][ T1164] RSP: 002b:00007f6fb6438db8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 986.326681][ T1164] RAX: ffffffffffffffda RBX: 00000000006dbc58 RCX: 0000000000446ba9
[ 986.335336][ T1164] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000005
[ 986.344076][ T1164] RBP: 00000000006dbc50 R08: 0000000000000003 R09: 0000000000000000
[ 986.352714][ T1164] R10: 0000000000000003 R11: 0000000000000246 R12: 00000000006dbc5c
[ 986.361375][ T1164] R13: 00007ffdbb5fd88f R14: 00007f6fb64399c0 R15: 0000000000000001
[ 986.369390][ T1164] INFO: task syz-executor276:6873 blocked for more than 144 seconds.
[ 986.379511][ T1164] Not tainted 5.9.0-rc3-syzkaller #0
[ 986.385980][ T1164] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 986.395339][ T1164] task:syz-executor276 state:D stack:28904 pid: 6873 ppid: 6853 flags:0x00000004
[ 986.405257][ T1164] Call Trace:
[ 986.408556][ T1164] __schedule+0xea9/0x2230
[ 986.415138][ T1164] ? io_schedule_timeout+0x140/0x140
[ 986.422293][ T1164] schedule+0xd0/0x2a0
[ 986.426369][ T1164] schedule_preempt_disabled+0xf/0x20
[ 986.432759][ T1164] __mutex_lock+0x3e2/0x10e0
[ 986.437355][ T1164] ? rtnetlink_rcv_msg+0x3f9/0xad0
[ 986.443527][ T1164] ? mutex_lock_io_nested+0xf60/0xf60
[ 986.448902][ T1164] ? rtnetlink_rcv_msg+0x3c3/0xad0
[ 986.455071][ T1164] ? lock_is_held_type+0xbb/0xf0
[ 986.460910][ T1164] rtnetlink_rcv_msg+0x3f9/0xad0
[ 986.465874][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 986.472553][ T1164] ? lock_acquire+0x1f3/0xae0
[ 986.477267][ T1164] ? netlink_deliver_tap+0x146/0xb70
[ 986.483664][ T1164] netlink_rcv_skb+0x15a/0x430
[ 986.488428][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 986.494937][ T1164] ? netlink_ack+0xa10/0xa10
[ 986.499541][ T1164] ? __kmalloc_node_track_caller+0x38/0x60
[ 986.506734][ T1164] netlink_unicast+0x533/0x7d0
[ 986.512207][ T1164] ? netlink_attachskb+0x810/0x810
[ 986.517324][ T1164] ? __phys_addr_symbol+0x2c/0x70
[ 986.523406][ T1164] ? __check_object_size+0x171/0x3e4
[ 986.528855][ T1164] netlink_sendmsg+0x856/0xd90
[ 986.534689][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 986.540338][ T1164] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 986.545628][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 986.552660][ T1164] sock_sendmsg+0xcf/0x120
[ 986.557083][ T1164] ____sys_sendmsg+0x6e8/0x810
[ 986.562975][ T1164] ? kernel_sendmsg+0x50/0x50
[ 986.567655][ T1164] ? do_recvmmsg+0x6d0/0x6d0
[ 986.573284][ T1164] ? lockdep_hardirqs_on_prepare+0x530/0x530
[ 986.579337][ T1164] ? rcu_read_lock_sched_held+0x3a/0xb0
[ 986.586351][ T1164] ___sys_sendmsg+0xf3/0x170
[ 986.591611][ T1164] ? sendmsg_copy_msghdr+0x160/0x160
[ 986.596906][ T1164] ? __fget_files+0x272/0x400
[ 986.602837][ T1164] ? lock_downgrade+0x830/0x830
[ 986.607716][ T1164] ? __fget_files+0x294/0x400
[ 986.613643][ T1164] ? __fget_light+0xea/0x280
[ 986.618253][ T1164] __sys_sendmsg+0xe5/0x1b0
[ 986.624967][ T1164] ? __sys_sendmsg_sock+0xb0/0xb0
[ 986.630725][ T1164] ? syscall_enter_from_user_mode+0x20/0x290
[ 986.636713][ T1164] ? lockdep_hardirqs_on+0x53/0x100
[ 986.643032][ T1164] do_syscall_64+0x2d/0x70
[ 986.647459][ T1164] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 986.654547][ T1164] RIP: 0033:0x446ba9
[ 986.658439][ T1164] Code: Bad RIP value.
[ 986.663630][ T1164] RSP: 002b:00007f6fb6459db8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 986.672762][ T1164] RAX: ffffffffffffffda RBX: 00000000006dbc48 RCX: 0000000000446ba9
[ 986.682693][ T1164] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000006
[ 986.691446][ T1164] RBP: 00000000006dbc40 R08: 0000000000000003 R09: 0000000000000000
[ 986.699433][ T1164] R10: 0000000000000003 R11: 0000000000000246 R12: 00000000006dbc4c
[ 986.708579][ T1164] R13: 00007ffdbb5fd88f R14: 00007f6fb645a9c0 R15: 0000000000000001
[ 986.717317][ T1164] INFO: task syz-executor276:6866 blocked for more than 145 seconds.
[ 986.726977][ T1164] Not tainted 5.9.0-rc3-syzkaller #0
[ 986.733724][ T1164] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 986.743119][ T1164] task:syz-executor276 state:D stack:28032 pid: 6866 ppid: 6855 flags:0x00004004
[ 986.753047][ T1164] Call Trace:
[ 986.756354][ T1164] __schedule+0xea9/0x2230
[ 986.761913][ T1164] ? io_schedule_timeout+0x140/0x140
[ 986.767236][ T1164] schedule+0xd0/0x2a0
[ 986.772675][ T1164] schedule_preempt_disabled+0xf/0x20
[ 986.779115][ T1164] __mutex_lock+0x3e2/0x10e0
[ 986.784926][ T1164] ? rtnetlink_rcv_msg+0x3f9/0xad0
[ 986.790940][ T1164] ? mutex_lock_io_nested+0xf60/0xf60
[ 986.796313][ T1164] ? rtnetlink_rcv_msg+0x3c3/0xad0
[ 986.802618][ T1164] ? lock_is_held_type+0xbb/0xf0
[ 986.807589][ T1164] rtnetlink_rcv_msg+0x3f9/0xad0
[ 986.815307][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 986.821661][ T1164] ? lock_acquire+0x1f3/0xae0
[ 986.826347][ T1164] ? netlink_deliver_tap+0x146/0xb70
[ 986.832916][ T1164] netlink_rcv_skb+0x15a/0x430
[ 986.837693][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 986.844320][ T1164] ? netlink_ack+0xa10/0xa10
[ 986.848930][ T1164] ? __kmalloc_node_track_caller+0x38/0x60
[ 986.857067][ T1164] netlink_unicast+0x533/0x7d0
[ 986.862576][ T1164] ? netlink_attachskb+0x810/0x810
[ 986.867697][ T1164] ? __phys_addr_symbol+0x2c/0x70
[ 986.873857][ T1164] ? __check_object_size+0x171/0x3e4
[ 986.879150][ T1164] netlink_sendmsg+0x856/0xd90
[ 986.885082][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 986.890865][ T1164] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 986.896382][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 986.902612][ T1164] sock_sendmsg+0xcf/0x120
[ 986.907056][ T1164] ____sys_sendmsg+0x6e8/0x810
[ 986.912934][ T1164] ? kernel_sendmsg+0x50/0x50
[ 986.917613][ T1164] ? do_recvmmsg+0x6d0/0x6d0
[ 986.923347][ T1164] ? lockdep_hardirqs_on_prepare+0x530/0x530
[ 986.929335][ T1164] ? __lock_acquire+0xb5e/0x5570
[ 986.935421][ T1164] ___sys_sendmsg+0xf3/0x170
[ 986.941881][ T1164] ? sendmsg_copy_msghdr+0x160/0x160
[ 986.947179][ T1164] ? __fget_files+0x272/0x400
[ 986.953003][ T1164] ? lock_downgrade+0x830/0x830
[ 986.957863][ T1164] ? percpu_counter_add_batch+0x126/0x180
[ 986.964788][ T1164] ? __fget_files+0x294/0x400
[ 986.969479][ T1164] ? __fget_light+0xea/0x280
[ 986.975170][ T1164] __sys_sendmsg+0xe5/0x1b0
[ 986.980458][ T1164] ? __sys_sendmsg_sock+0xb0/0xb0
[ 986.985503][ T1164] ? syscall_enter_from_user_mode+0x20/0x290
[ 986.992571][ T1164] ? lockdep_hardirqs_on+0x53/0x100
[ 986.997792][ T1164] do_syscall_64+0x2d/0x70
[ 987.003506][ T1164] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 987.009398][ T1164] RIP: 0033:0x446ba9
[ 987.014379][ T1164] Code: Bad RIP value.
[ 987.018445][ T1164] RSP: 002b:00007f6fb649bdb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 987.028078][ T1164] RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 0000000000446ba9
[ 987.037020][ T1164] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004
[ 987.045728][ T1164] RBP: 00000000006dbc20 R08: 0000000000000003 R09: 0000000000000000
[ 987.054372][ T1164] R10: 0000000000000003 R11: 0000000000000246 R12: 00000000006dbc2c
[ 987.063046][ T1164] R13: 00007ffdbb5fd88f R14: 00007f6fb649c9c0 R15: 0000000000000000
[ 987.072800][ T1164] INFO: task syz-executor276:6885 blocked for more than 145 seconds.
[ 987.083486][ T1164] Not tainted 5.9.0-rc3-syzkaller #0
[ 987.089287][ T1164] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 987.098915][ T1164] task:syz-executor276 state:D stack:28880 pid: 6885 ppid: 6855 flags:0x00004004
[ 987.108828][ T1164] Call Trace:
[ 987.112830][ T1164] __schedule+0xea9/0x2230
[ 987.117258][ T1164] ? io_schedule_timeout+0x140/0x140
[ 987.123622][ T1164] schedule+0xd0/0x2a0
[ 987.127702][ T1164] schedule_preempt_disabled+0xf/0x20
[ 987.134196][ T1164] __mutex_lock+0x3e2/0x10e0
[ 987.138792][ T1164] ? rtnetlink_rcv_msg+0x3f9/0xad0
[ 987.144986][ T1164] ? mutex_lock_io_nested+0xf60/0xf60
[ 987.151033][ T1164] ? rtnetlink_rcv_msg+0x3c3/0xad0
[ 987.156242][ T1164] ? lock_is_held_type+0xbb/0xf0
[ 987.162335][ T1164] rtnetlink_rcv_msg+0x3f9/0xad0
[ 987.167281][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 987.173828][ T1164] ? lock_acquire+0x1f3/0xae0
[ 987.178507][ T1164] ? netlink_deliver_tap+0x146/0xb70
[ 987.184927][ T1164] netlink_rcv_skb+0x15a/0x430
[ 987.190375][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 987.195839][ T1164] ? netlink_ack+0xa10/0xa10
[ 987.202610][ T1164] ? __kmalloc_node_track_caller+0x38/0x60
[ 987.208429][ T1164] netlink_unicast+0x533/0x7d0
[ 987.214430][ T1164] ? netlink_attachskb+0x810/0x810
[ 987.219545][ T1164] ? __phys_addr_symbol+0x2c/0x70
[ 987.225660][ T1164] ? __check_object_size+0x171/0x3e4
[ 987.231646][ T1164] netlink_sendmsg+0x856/0xd90
[ 987.236423][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 987.242447][ T1164] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 987.247737][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 987.253775][ T1164] sock_sendmsg+0xcf/0x120
[ 987.258194][ T1164] ____sys_sendmsg+0x6e8/0x810
[ 987.264024][ T1164] ? kernel_sendmsg+0x50/0x50
[ 987.268711][ T1164] ? do_recvmmsg+0x6d0/0x6d0
[ 987.274436][ T1164] ? lockdep_hardirqs_on_prepare+0x530/0x530
[ 987.281125][ T1164] ___sys_sendmsg+0xf3/0x170
[ 987.285721][ T1164] ? sendmsg_copy_msghdr+0x160/0x160
[ 987.293078][ T1164] ? __fget_files+0x272/0x400
[ 987.297772][ T1164] ? lock_downgrade+0x830/0x830
[ 987.303848][ T1164] ? __fget_files+0x294/0x400
[ 987.308625][ T1164] ? __fget_light+0xea/0x280
[ 987.314302][ T1164] __sys_sendmsg+0xe5/0x1b0
[ 987.318812][ T1164] ? __sys_sendmsg_sock+0xb0/0xb0
[ 987.324975][ T1164] ? syscall_enter_from_user_mode+0x20/0x290
[ 987.332713][ T1164] ? lockdep_hardirqs_on+0x53/0x100
[ 987.337916][ T1164] do_syscall_64+0x2d/0x70
[ 987.343512][ T1164] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 987.349431][ T1164] RIP: 0033:0x446ba9
[ 987.354364][ T1164] Code: Bad RIP value.
[ 987.358432][ T1164] RSP: 002b:00007f6fb6438db8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 987.367903][ T1164] RAX: ffffffffffffffda RBX: 00000000006dbc58 RCX: 0000000000446ba9
[ 987.376548][ T1164] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000006
[ 987.385235][ T1164] RBP: 00000000006dbc50 R08: 0000000000000003 R09: 0000000000000000
[ 987.393963][ T1164] R10: 0000000000000003 R11: 0000000000000246 R12: 00000000006dbc5c
[ 987.402646][ T1164] R13: 00007ffdbb5fd88f R14: 00007f6fb64399c0 R15: 0000000000000001
[ 987.411397][ T1164] INFO: task syz-executor276:6864 blocked for more than 145 seconds.
[ 987.419458][ T1164] Not tainted 5.9.0-rc3-syzkaller #0
[ 987.427453][ T1164] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 987.436774][ T1164] task:syz-executor276 state:D stack:28904 pid: 6864 ppid: 6857 flags:0x00004004
[ 987.446683][ T1164] Call Trace:
[ 987.450654][ T1164] __schedule+0xea9/0x2230
[ 987.455093][ T1164] ? io_schedule_timeout+0x140/0x140
[ 987.462947][ T1164] schedule+0xd0/0x2a0
[ 987.467027][ T1164] schedule_preempt_disabled+0xf/0x20
[ 987.473448][ T1164] __mutex_lock+0x3e2/0x10e0
[ 987.478045][ T1164] ? rtnetlink_rcv_msg+0x3f9/0xad0
[ 987.484246][ T1164] ? mutex_lock_io_nested+0xf60/0xf60
[ 987.490329][ T1164] ? rtnetlink_rcv_msg+0x3c3/0xad0
[ 987.495468][ T1164] ? lock_is_held_type+0xbb/0xf0
[ 987.501481][ T1164] rtnetlink_rcv_msg+0x3f9/0xad0
[ 987.506427][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 987.514003][ T1164] ? lock_acquire+0x1f3/0xae0
[ 987.518688][ T1164] ? netlink_deliver_tap+0x146/0xb70
[ 987.525047][ T1164] netlink_rcv_skb+0x15a/0x430
[ 987.530489][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 987.535953][ T1164] ? netlink_ack+0xa10/0xa10
[ 987.541683][ T1164] ? __kmalloc_node_track_caller+0x38/0x60
[ 987.547498][ T1164] netlink_unicast+0x533/0x7d0
[ 987.553317][ T1164] ? netlink_attachskb+0x810/0x810
[ 987.558433][ T1164] ? __phys_addr_symbol+0x2c/0x70
[ 987.564814][ T1164] ? __check_object_size+0x171/0x3e4
[ 987.570954][ T1164] netlink_sendmsg+0x856/0xd90
[ 987.575727][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 987.581733][ T1164] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 987.587021][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 987.594129][ T1164] sock_sendmsg+0xcf/0x120
[ 987.598560][ T1164] ____sys_sendmsg+0x6e8/0x810
[ 987.604404][ T1164] ? kernel_sendmsg+0x50/0x50
[ 987.609083][ T1164] ? do_recvmmsg+0x6d0/0x6d0
[ 987.614767][ T1164] ? lockdep_hardirqs_on_prepare+0x530/0x530
[ 987.621446][ T1164] ? __lock_acquire+0xb5e/0x5570
[ 987.626389][ T1164] ___sys_sendmsg+0xf3/0x170
[ 987.632187][ T1164] ? sendmsg_copy_msghdr+0x160/0x160
[ 987.637472][ T1164] ? __fget_files+0x272/0x400
[ 987.643271][ T1164] ? lock_downgrade+0x830/0x830
[ 987.648127][ T1164] ? percpu_counter_add_batch+0x126/0x180
[ 987.654997][ T1164] ? __fget_files+0x294/0x400
[ 987.660455][ T1164] ? __fget_light+0xea/0x280
[ 987.665057][ T1164] __sys_sendmsg+0xe5/0x1b0
[ 987.669557][ T1164] ? __sys_sendmsg_sock+0xb0/0xb0
[ 987.676085][ T1164] ? syscall_enter_from_user_mode+0x20/0x290
[ 987.683002][ T1164] ? lockdep_hardirqs_on+0x53/0x100
[ 987.688210][ T1164] do_syscall_64+0x2d/0x70
[ 987.693766][ T1164] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 987.700372][ T1164] RIP: 0033:0x446ba9
[ 987.704259][ T1164] Code: Bad RIP value.
[ 987.708315][ T1164] RSP: 002b:00007f6fb649bdb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 987.718265][ T1164] RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 0000000000446ba9
[ 987.729138][ T1164] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004
[ 987.737771][ T1164] RBP: 00000000006dbc20 R08: 0000000000000003 R09: 0000000000000000
[ 987.746414][ T1164] R10: 0000000000000003 R11: 0000000000000246 R12: 00000000006dbc2c
[ 987.755066][ T1164] R13: 00007ffdbb5fd88f R14: 00007f6fb649c9c0 R15: 0000000000000000
[ 987.763791][ T1164] INFO: task syz-executor276:6881 blocked for more than 146 seconds.
[ 987.773416][ T1164] Not tainted 5.9.0-rc3-syzkaller #0
[ 987.779217][ T1164] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 987.788978][ T1164] task:syz-executor276 state:D stack:28904 pid: 6881 ppid: 6857 flags:0x00000004
[ 987.798864][ T1164] Call Trace:
[ 987.802866][ T1164] __schedule+0xea9/0x2230
[ 987.807293][ T1164] ? io_schedule_timeout+0x140/0x140
[ 987.813653][ T1164] schedule+0xd0/0x2a0
[ 987.817746][ T1164] schedule_preempt_disabled+0xf/0x20
[ 987.824339][ T1164] __mutex_lock+0x3e2/0x10e0
[ 987.828936][ T1164] ? rtnetlink_rcv_msg+0x3f9/0xad0
[ 987.835133][ T1164] ? mutex_lock_io_nested+0xf60/0xf60
[ 987.842250][ T1164] ? rtnetlink_rcv_msg+0x3c3/0xad0
[ 987.847384][ T1164] ? lock_is_held_type+0xbb/0xf0
[ 987.854515][ T1164] rtnetlink_rcv_msg+0x3f9/0xad0
[ 987.860341][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 987.865820][ T1164] ? lock_acquire+0x1f3/0xae0
[ 987.871574][ T1164] ? netlink_deliver_tap+0x146/0xb70
[ 987.876875][ T1164] netlink_rcv_skb+0x15a/0x430
[ 987.882734][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 987.888209][ T1164] ? netlink_ack+0xa10/0xa10
[ 987.893906][ T1164] ? __kmalloc_node_track_caller+0x38/0x60
[ 987.900447][ T1164] netlink_unicast+0x533/0x7d0
[ 987.905219][ T1164] ? netlink_attachskb+0x810/0x810
[ 987.911375][ T1164] ? __phys_addr_symbol+0x2c/0x70
[ 987.916399][ T1164] ? __check_object_size+0x171/0x3e4
[ 987.922779][ T1164] netlink_sendmsg+0x856/0xd90
[ 987.927556][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 987.933810][ T1164] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 987.939117][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 987.946150][ T1164] sock_sendmsg+0xcf/0x120
[ 987.951238][ T1164] ____sys_sendmsg+0x6e8/0x810
[ 987.956007][ T1164] ? kernel_sendmsg+0x50/0x50
[ 987.961804][ T1164] ? do_recvmmsg+0x6d0/0x6d0
[ 987.966424][ T1164] ? lockdep_hardirqs_on_prepare+0x530/0x530
[ 987.973559][ T1164] ___sys_sendmsg+0xf3/0x170
[ 987.978164][ T1164] ? sendmsg_copy_msghdr+0x160/0x160
[ 987.985594][ T1164] ? __fget_files+0x272/0x400
[ 987.990991][ T1164] ? lock_downgrade+0x830/0x830
[ 987.995857][ T1164] ? __fget_files+0x294/0x400
[ 988.001643][ T1164] ? __fget_light+0xea/0x280
[ 988.006250][ T1164] __sys_sendmsg+0xe5/0x1b0
[ 988.011805][ T1164] ? __sys_sendmsg_sock+0xb0/0xb0
[ 988.016845][ T1164] ? syscall_enter_from_user_mode+0x20/0x290
[ 988.023937][ T1164] ? lockdep_hardirqs_on+0x53/0x100
[ 988.029141][ T1164] do_syscall_64+0x2d/0x70
[ 988.034674][ T1164] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 988.041424][ T1164] RIP: 0033:0x446ba9
[ 988.045313][ T1164] Code: Bad RIP value.
[ 988.049368][ T1164] RSP: 002b:00007f6fb6438db8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 988.059419][ T1164] RAX: ffffffffffffffda RBX: 00000000006dbc58 RCX: 0000000000446ba9
[ 988.068128][ T1164] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000005
[ 988.076783][ T1164] RBP: 00000000006dbc50 R08: 0000000000000003 R09: 0000000000000000
[ 988.085602][ T1164] R10: 0000000000000003 R11: 0000000000000246 R12: 00000000006dbc5c
[ 988.094318][ T1164] R13: 00007ffdbb5fd88f R14: 00007f6fb64399c0 R15: 0000000000000001
[ 988.103055][ T1164] INFO: task syz-executor276:6867 blocked for more than 146 seconds.
[ 988.113758][ T1164] Not tainted 5.9.0-rc3-syzkaller #0
[ 988.120226][ T1164] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 988.128893][ T1164] task:syz-executor276 state:D stack:27512 pid: 6867 ppid: 6851 flags:0x00004004
[ 988.139208][ T1164] Call Trace:
[ 988.143218][ T1164] __schedule+0xea9/0x2230
[ 988.147650][ T1164] ? io_schedule_timeout+0x140/0x140
[ 988.154063][ T1164] schedule+0xd0/0x2a0
[ 988.158138][ T1164] schedule_preempt_disabled+0xf/0x20
[ 988.165634][ T1164] __mutex_lock+0x3e2/0x10e0
[ 988.170881][ T1164] ? rtnetlink_rcv_msg+0x3f9/0xad0
[ 988.175999][ T1164] ? mutex_lock_io_nested+0xf60/0xf60
[ 988.182431][ T1164] ? rtnetlink_rcv_msg+0x3c3/0xad0
[ 988.187557][ T1164] ? lock_is_held_type+0xbb/0xf0
[ 988.193606][ T1164] rtnetlink_rcv_msg+0x3f9/0xad0
[ 988.198554][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 988.205210][ T1164] ? lock_acquire+0x1f3/0xae0
[ 988.210568][ T1164] ? netlink_deliver_tap+0x146/0xb70
[ 988.215867][ T1164] netlink_rcv_skb+0x15a/0x430
[ 988.221849][ T1164] ? rtnetlink_put_metrics+0x510/0x510
[ 988.227314][ T1164] ? netlink_ack+0xa10/0xa10
[ 988.233024][ T1164] ? __kmalloc_node_track_caller+0x38/0x60
[ 988.238842][ T1164] netlink_unicast+0x533/0x7d0
[ 988.245744][ T1164] ? netlink_attachskb+0x810/0x810
[ 988.251535][ T1164] ? __phys_addr_symbol+0x2c/0x70
[ 988.256562][ T1164] ? __check_object_size+0x171/0x3e4
[ 988.263092][ T1164] netlink_sendmsg+0x856/0xd90
[ 988.267865][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 988.273876][ T1164] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 988.279166][ T1164] ? netlink_unicast+0x7d0/0x7d0
[ 988.285225][ T1164] sock_sendmsg+0xcf/0x120
[ 988.290325][ T1164] ____sys_sendmsg+0x6e8/0x810
[ 988.295097][ T1164] ? kernel_sendmsg+0x50/0x50
[ 988.300842][ T1164] ? do_recvmmsg+0x6d0/0x6d0
[ 988.305445][ T1164] ? lockdep_hardirqs_on_prepare+0x530/0x530
[ 988.312491][ T1164] ? __lock_acquire+0xb5e/0x5570
[ 988.317437][ T1164] ___sys_sendmsg+0xf3/0x170
[ 988.323101][ T1164] ? sendmsg_copy_msghdr+0x160/0x160
[ 988.328390][ T1164] ? __fget_files+0x272/0x400
[ 988.334123][ T1164] ? lock_downgrade+0x830/0x830
[ 988.338985][ T1164] ? percpu_counter_add_batch+0x126/0x180
[ 988.345958][ T1164] ? __fget_files+0x294/0x400
[ 988.351350][ T1164] ? __fget_light+0xea/0x280
[ 988.355949][ T1164] __sys_sendmsg+0xe5/0x1b0
[ 988.361659][ T1164] ? __sys_sendmsg_sock+0xb0/0xb0
[ 988.366703][ T1164] ? syscall_enter_from_user_mode+0x20/0x290
[ 988.375888][ T1164] ? lockdep_hardirqs_on+0x53/0x100
[ 988.381793][ T1164] do_syscall_64+0x2d/0x70
[ 988.386228][ T1164] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 988.393147][ T1164] RIP: 0033:0x446ba9
[ 988.397035][ T1164] Code: Bad RIP value.
[ 988.402189][ T1164] RSP: 002b:00007f6fb649bdb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 988.411280][ T1164] RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 0000000000446ba9
[ 988.419253][ T1164] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004
[ 988.428452][ T1164] RBP: 00000000006dbc20 R08: 0000000000000003 R09: 0000000000000000
[ 988.437159][ T1164] R10: 0000000000000003 R11: 0000000000000246 R12: 00000000006dbc2c
[ 988.445878][ T1164] R13: 00007ffdbb5fd88f R14: 00007f6fb649c9c0 R15: 0000000000000000
[ 988.454591][ T1164]
[ 988.454591][ T1164] Showing all locks held in the system:
[ 988.464809][ T1164] 1 lock held by khungtaskd/1164:
[ 988.471576][ T1164] #0: ffffffff89bd6a40 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260
[ 988.482142][ T1164] 1 lock held by in:imklog/6520:
[ 988.487071][ T1164] #0: ffff8880a702f670 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100
[ 988.497269][ T1164] 3 locks held by kworker/0:1/6842:
[ 988.504713][ T1164] #0: ffff888099f9d138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x82b/0x1670
[ 988.516507][ T1164] #1: ffffc90005677da8 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x85f/0x1670
[ 988.527572][ T1164] #2: ffffffff8a7ea388 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20
[ 988.537768][ T1164] 1 lock held by syz-executor276/6856:
[ 988.543927][ T1164] #0: ffffffff8a7ea388 (rtnl_mutex){+.+.}-{3:3}, at: tcf_ife_init+0x11a4/0x16f0
[ 988.553780][ T1164] 1 lock held by syz-executor276/6871:
[ 988.559227][ T1164] #0: ffffffff8a7ea388 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0
[ 988.569848][ T1164] 1 lock held by syz-executor276/6865:
[ 988.575300][ T1164] #0: ffffffff8a7ea388 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0
[ 988.585791][ T1164] 1 lock held by syz-executor276/6876:
[ 988.592003][ T1164] #0: ffffffff8a7ea388 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0
[ 988.602277][ T1164] 2 locks held by syz-executor276/6863:
[ 988.607826][ T1164] 1 lock held by syz-executor276/6873:
[ 988.615378][ T1164] #0: ffffffff8a7ea388 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0
[ 988.625432][ T1164] 1 lock held by syz-executor276/6866:
[ 988.632627][ T1164] #0: ffffffff8a7ea388 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0
[ 988.642715][ T1164] 1 lock held by syz-executor276/6885:
[ 988.648167][ T1164] #0: ffffffff8a7ea388 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0
[ 988.658672][ T1164] 1 lock held by syz-executor276/6864:
[ 988.664820][ T1164] #0: ffffffff8a7ea388 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0
[ 988.674995][ T1164] 1 lock held by syz-executor276/6881:
[ 988.681434][ T1164] #0: ffffffff8a7ea388 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0
[ 988.691584][ T1164] 1 lock held by syz-executor276/6867:
[ 988.697039][ T1164] #0: ffffffff8a7ea388 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0
[ 988.707586][ T1164] 1 lock held by syz-executor276/6882:
[ 988.713703][ T1164] #0: ffffffff8a7ea388 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0
[ 988.723796][ T1164]
[ 988.726123][ T1164] =============================================
[ 988.726123][ T1164]
[ 988.735598][ T1164] NMI backtrace for cpu 0
[ 988.740018][ T1164] CPU: 0 PID: 1164 Comm: khungtaskd Not tainted 5.9.0-rc3-syzkaller #0
[ 988.748289][ T1164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 988.758347][ T1164] Call Trace:
[ 988.761768][ T1164] dump_stack+0x198/0x1fd
[ 988.766288][ T1164] nmi_cpu_backtrace.cold+0x70/0xb1
[ 988.771539][ T1164] ? lapic_can_unplug_cpu.cold+0x38/0x38
[ 988.777179][ T1164] nmi_trigger_cpumask_backtrace+0x1b3/0x223
[ 988.783213][ T1164] watchdog+0xd7d/0x1000
[ 988.787457][ T1164] ? reset_hung_task_detector+0x30/0x30
[ 988.793002][ T1164] kthread+0x3b5/0x4a0
[ 988.797065][ T1164] ? __kthread_bind_mask+0xc0/0xc0
[ 988.802235][ T1164] ret_from_fork+0x1f/0x30
[ 988.806795][ T1164] Sending NMI from CPU 0 to CPUs 1:
[ 988.812734][ C1] NMI backtrace for cpu 1
[ 988.812741][ C1] CPU: 1 PID: 6863 Comm: syz-executor276 Not tainted 5.9.0-rc3-syzkaller #0
[ 988.812747][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 988.812751][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x30/0x60
[ 988.812763][ C1] Code: fe 01 00 65 8b 05 70 b3 8d 7e a9 00 01 ff 00 48 8b 34 24 74 0f f6 c4 01 74 35 8b 82 24 14 00 00 85 c0 74 2b 8b 82 00 14 00 00 <83> f8 02 75 20 48 8b 8a 08 14 00 00 8b 92 04 14 00 00 48 8b 01 48
[ 988.812767][ C1] RSP: 0000:ffffc900055a6df0 EFLAGS: 00000246
[ 988.812775][ C1] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffffffff83b33c59
[ 988.812780][ C1] RDX: ffff888091524200 RSI: ffffffff83b33c67 RDI: 0000000000000001
[ 988.812785][ C1] RBP: 0000000000001206 R08: 0000000000000000 R09: ffff88809a5ee407
[ 988.812790][ C1] R10: 0000000000000000 R11: 0000000000000001 R12: fffffffffffffff0
[ 988.812795][ C1] R13: ffff8880a4b95c58 R14: 0000000000000000 R15: ffff8880a4b95c00
[ 988.812801][ C1] FS: 00007f6fb649c700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000
[ 988.812805][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 988.812810][ C1] CR2: 00007f14faac7264 CR3: 0000000099305000 CR4: 00000000001506e0
[ 988.812816][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 988.812821][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 988.812823][ C1] Call Trace:
[ 988.812827][ C1] __radix_tree_lookup+0x187/0x290
[ 988.812831][ C1] tcf_idr_check_alloc+0xb0/0x3b0
[ 988.812834][ C1] tcf_ife_init+0x3b1/0x16f0
[ 988.812837][ C1] ? tcf_ife_dump+0xb90/0xb90
[ 988.812840][ C1] ? find_held_lock+0x2d/0x110
[ 988.812844][ C1] ? tc_lookup_action_n+0xcd/0xf0
[ 988.812847][ C1] ? lock_downgrade+0x830/0x830
[ 988.812851][ C1] tcf_action_init_1+0x6a5/0xac0
[ 988.812855][ C1] ? tcf_action_dump_old+0x80/0x80
[ 988.812858][ C1] tcf_action_init+0x249/0x380
[ 988.812861][ C1] ? tcf_action_init_1+0xac0/0xac0
[ 988.812865][ C1] tcf_action_add+0xd9/0x360
[ 988.812868][ C1] ? tca_action_gd+0xda0/0xda0
[ 988.812872][ C1] ? bpf_lsm_capable+0x5/0x10
[ 988.812875][ C1] ? __nla_parse+0x3d/0x4a
[ 988.812878][ C1] tc_ctl_action+0x33a/0x439
[ 988.812881][ C1] ? tcf_action_add+0x360/0x360
[ 988.812885][ C1] ? lock_is_held_type+0xbb/0xf0
[ 988.812888][ C1] ? tcf_action_add+0x360/0x360
[ 988.812892][ C1] rtnetlink_rcv_msg+0x44e/0xad0
[ 988.812895][ C1] ? rtnetlink_put_metrics+0x510/0x510
[ 988.812899][ C1] ? lock_acquire+0x1f3/0xae0
[ 988.812902][ C1] ? netlink_deliver_tap+0x146/0xb70
[ 988.812906][ C1] netlink_rcv_skb+0x15a/0x430
[ 988.812910][ C1] ? rtnetlink_put_metrics+0x510/0x510
[ 988.812913][ C1] ? netlink_ack+0xa10/0xa10
[ 988.812917][ C1] ? __kmalloc_node_track_caller+0x38/0x60
[ 988.812920][ C1] netlink_unicast+0x533/0x7d0
[ 988.812923][ C1] ? netlink_attachskb+0x810/0x810
[ 988.812927][ C1] ? __phys_addr_symbol+0x2c/0x70
[ 988.812930][ C1] ? __check_object_size+0x171/0x3e4
[ 988.812934][ C1] netlink_sendmsg+0x856/0xd90
[ 988.812937][ C1] ? netlink_unicast+0x7d0/0x7d0
[ 988.812941][ C1] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 988.812944][ C1] ? netlink_unicast+0x7d0/0x7d0
[ 988.812948][ C1] sock_sendmsg+0xcf/0x120
[ 988.812951][ C1] ____sys_sendmsg+0x6e8/0x810
[ 988.812954][ C1] ? kernel_sendmsg+0x50/0x50
[ 988.812957][ C1] ? do_recvmmsg+0x6d0/0x6d0
[ 988.812962][ C1] ? lockdep_hardirqs_on_prepare+0x530/0x530
[ 988.812965][ C1] ? __lock_acquire+0xb5e/0x5570
[ 988.812968][ C1] ___sys_sendmsg+0xf3/0x170
[ 988.812972][ C1] ? sendmsg_copy_msghdr+0x160/0x160
[ 988.812976][ C1] ? __fget_files+0x272/0x400
[ 988.812979][ C1] ? lock_downgrade+0x830/0x830
[ 988.812983][ C1] ? percpu_counter_add_batch+0x126/0x180
[ 988.812986][ C1] ? __fget_files+0x294/0x400
[ 988.812989][ C1] ? __fget_light+0xea/0x280
[ 988.812993][ C1] __sys_sendmsg+0xe5/0x1b0
[ 988.812996][ C1] ? __sys_sendmsg_sock+0xb0/0xb0
[ 988.813000][ C1] ? syscall_enter_from_user_mode+0x20/0x290
[ 988.813004][ C1] ? lockdep_hardirqs_on+0x53/0x100
[ 988.813007][ C1] do_syscall_64+0x2d/0x70
[ 988.813011][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 988.813014][ C1] RIP: 0033:0x446ba9
[ 988.813025][ C1] Code: e8 0c e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00
[ 988.813028][ C1] RSP: 002b:00007f6fb649bdb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 988.813036][ C1] RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 0000000000446ba9
[ 988.813041][ C1] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004
[ 988.813051][ C1] RBP: 00000000006dbc20 R08: 0000000000000003 R09: 0000000000000000
[ 988.813056][ C1] R10: 0000000000000003 R11: 0000000000000246 R12: 00000000006dbc2c
[ 988.813060][ C1] R13: 00007ffdbb5fd88f R14: 00007f6fb649c9c0 R15: 0000000000000000
[ 988.847370][ T1164] Kernel panic - not syncing: hung_task: blocked tasks
[ 989.295365][ T1164] CPU: 0 PID: 1164 Comm: khungtaskd Not tainted 5.9.0-rc3-syzkaller #0
[ 989.303587][ T1164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 989.313714][ T1164] Call Trace:
[ 989.317005][ T1164] dump_stack+0x198/0x1fd
[ 989.321386][ T1164] panic+0x347/0x7c0
[ 989.325276][ T1164] ? __warn_printk+0xf3/0xf3
[ 989.329861][ T1164] ? lapic_can_unplug_cpu.cold+0x38/0x38
[ 989.335484][ T1164] ? preempt_schedule_thunk+0x16/0x18
[ 989.340852][ T1164] ? watchdog.cold+0x5/0x16b
[ 989.345433][ T1164] ? watchdog+0xa82/0x1000
[ 989.349843][ T1164] watchdog.cold+0x16/0x16b
[ 989.354343][ T1164] ? reset_hung_task_detector+0x30/0x30
[ 989.359880][ T1164] kthread+0x3b5/0x4a0
[ 989.363960][ T1164] ? __kthread_bind_mask+0xc0/0xc0
[ 989.369067][ T1164] ret_from_fork+0x1f/0x30
[ 989.374923][ T1164] Kernel Offset: disabled
[ 989.379248][ T1164] Rebooting in 86400 seconds..