[[0;32m OK [0m] Reached target Graphical Interface.
Starting Update UTMP about System Runlevel Changes...
Starting Load/Save RF Kill Switch Status...
[[0;32m OK [0m] Started Update UTMP about System Runlevel Changes.
[[0;32m OK [0m] Started Load/Save RF Kill Switch Status.
Debian GNU/Linux 9 syzkaller ttyS0
Warning: Permanently added '10.128.0.109' (ECDSA) to the list of known hosts.
executing program
executing program
syzkaller login: [ 65.535690][ T6871] A link change request failed with some changes committed already. Interface eth0 may have been left with an inconsistent configuration, please check.
[ 65.564502][ C0] ------------[ cut here ]------------
[ 65.570897][ C0] Illegal XDP return value 4294967274, expect packet loss!
[ 65.579185][ C0] WARNING: CPU: 0 PID: 6872 at net/core/filter.c:7522 bpf_warn_invalid_xdp_action+0x6f/0x80
[ 65.590738][ C0] Modules linked in:
[ 65.594768][ C0] CPU: 0 PID: 6872 Comm: syz-executor171 Not tainted 5.9.0-rc6-next-20200924-syzkaller #0
[ 65.605115][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 65.615977][ C0] RIP: 0010:bpf_warn_invalid_xdp_action+0x6f/0x80
[ 65.622881][ C0] Code: a0 22 68 89 41 83 fc 04 48 c7 c6 e0 22 68 89 48 0f 46 ee e8 e3 fc 10 fb 44 89 e2 48 c7 c7 20 23 68 89 48 89 ee e8 9c 89 b1 01 <0f> 0b 5b 5d 41 5c e9 c6 fc 10 fb 66 0f 1f 44 00 00 41 57 41 56 49
[ 65.642954][ C0] RSP: 0018:ffffc90000007a98 EFLAGS: 00010286
[ 65.649285][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 65.657769][ C0] RDX: ffff88809c0ae100 RSI: ffffffff815e0005 RDI: fffff52000000f45
[ 65.666176][ C0] RBP: ffffffff896822a0 R08: 0000000000000001 R09: ffff8880ae4319a7
[ 65.674245][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000ffffffea
[ 65.682437][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffffc90000007c88
[ 65.690733][ C0] FS: 00000000025de880(0000) GS:ffff8880ae400000(0000) knlGS:0000000000000000
[ 65.699948][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 65.706893][ C0] CR2: 00000000006cc090 CR3: 00000000a853d000 CR4: 00000000001506f0
[ 65.715185][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 65.723539][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 65.732271][ C0] Call Trace:
[ 65.735643][ C0]
[ 65.738533][ C0] netif_receive_generic_xdp+0xe65/0x1720
[ 65.744540][ C0] ? lock_is_held_type+0xbb/0xf0
[ 65.749853][ C0] __netif_receive_skb_core+0x11ee/0x3710
[ 65.756113][ C0] ? generic_xdp_tx+0x6b0/0x6b0
[ 65.761104][ C0] ? lockdep_hardirqs_on_prepare+0x530/0x530
[ 65.767283][ C0] ? lock_acquire+0x1f2/0xaa0
[ 65.771994][ C0] __netif_receive_skb_one_core+0xae/0x180
[ 65.778082][ C0] ? __netif_receive_skb_core+0x3710/0x3710
[ 65.784265][ C0] ? do_raw_spin_lock+0x120/0x2b0
[ 65.789479][ C0] ? rwlock_bug.part.0+0x90/0x90
[ 65.794637][ C0] __netif_receive_skb+0x27/0x1c0
[ 65.799774][ C0] process_backlog+0x2e1/0x8e0
[ 65.804772][ C0] ? net_rx_action+0x2bc/0x1320
[ 65.810069][ C0] net_rx_action+0x587/0x1320
[ 65.815164][ C0] ? napi_complete_done+0x940/0x940
[ 65.820577][ C0] ? sched_clock_cpu+0x18/0x1f0
[ 65.825658][ C0] ? lock_is_held_type+0xbb/0xf0
[ 65.830882][ C0] __do_softirq+0x203/0xab6
[ 65.835623][ C0] asm_call_on_stack+0xf/0x20
[ 65.840317][ C0]
[ 65.843438][ C0] do_softirq_own_stack+0x9d/0xd0
[ 65.848719][ C0] do_softirq+0x154/0x1b0
[ 65.853329][ C0] ? netlink_create+0x3b6/0x5d0
[ 65.858487][ C0] __local_bh_enable_ip+0x196/0x1f0
[ 65.863828][ C0] netlink_create+0x3f6/0x5d0
[ 65.868831][ C0] ? rtnl_af_register+0xd0/0xd0
[ 65.873726][ C0] __sock_create+0x3de/0x780
[ 65.878780][ C0] __sys_socket+0xef/0x200
[ 65.883276][ C0] ? move_addr_to_kernel+0x70/0x70
[ 65.888683][ C0] ? lock_is_held_type+0xbb/0xf0
[ 65.893659][ C0] ? check_preemption_disabled+0x50/0x130
[ 65.899643][ C0] __x64_sys_socket+0x6f/0xb0
[ 65.904458][ C0] ? syscall_enter_from_user_mode+0x1d/0x60
[ 65.910500][ C0] do_syscall_64+0x2d/0x70
[ 65.915013][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 65.921052][ C0] RIP: 0033:0x441849
[ 65.925045][ C0] Code: e8 fc ab 02 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 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00
[ 65.945146][ C0] RSP: 002b:00007fff951592b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
[ 65.953873][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441849
[ 65.962199][ C0] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010
[ 65.970494][ C0] RBP: 000000000000fffb R08: 00000000004002c8 R09: 00000000004002c8
[ 65.978574][ C0] R10: 00000000004002c8 R11: 0000000000000246 R12: 00000000004025f0
[ 65.986860][ C0] R13: 0000000000402680 R14: 0000000000000000 R15: 0000000000000000
[ 65.995341][ C0] Kernel panic - not syncing: panic_on_warn set ...
[ 66.002496][ C0] CPU: 0 PID: 6872 Comm: syz-executor171 Not tainted 5.9.0-rc6-next-20200924-syzkaller #0
[ 66.012778][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 66.023405][ C0] Call Trace:
[ 66.026871][ C0]
[ 66.029931][ C0] dump_stack+0x198/0x1fb
[ 66.034705][ C0] panic+0x382/0x7fb
[ 66.038652][ C0] ? __warn_printk+0xf3/0xf3
[ 66.043422][ C0] ? __warn.cold+0x1d/0xbb
[ 66.048201][ C0] ? __warn.cold+0x14/0xbb
[ 66.052958][ C0] ? bpf_warn_invalid_xdp_action+0x6f/0x80
[ 66.059487][ C0] __warn.cold+0x38/0xbb
[ 66.063796][ C0] ? wake_up_klogd.part.0+0x8e/0xd0
[ 66.069010][ C0] ? bpf_warn_invalid_xdp_action+0x6f/0x80
[ 66.074969][ C0] report_bug+0x1bd/0x210
[ 66.079312][ C0] handle_bug+0x38/0x90
[ 66.083627][ C0] exc_invalid_op+0x14/0x40
[ 66.088254][ C0] asm_exc_invalid_op+0x12/0x20
[ 66.093182][ C0] RIP: 0010:bpf_warn_invalid_xdp_action+0x6f/0x80
[ 66.099694][ C0] Code: a0 22 68 89 41 83 fc 04 48 c7 c6 e0 22 68 89 48 0f 46 ee e8 e3 fc 10 fb 44 89 e2 48 c7 c7 20 23 68 89 48 89 ee e8 9c 89 b1 01 <0f> 0b 5b 5d 41 5c e9 c6 fc 10 fb 66 0f 1f 44 00 00 41 57 41 56 49
[ 66.119598][ C0] RSP: 0018:ffffc90000007a98 EFLAGS: 00010286
[ 66.125964][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 66.134257][ C0] RDX: ffff88809c0ae100 RSI: ffffffff815e0005 RDI: fffff52000000f45
[ 66.142581][ C0] RBP: ffffffff896822a0 R08: 0000000000000001 R09: ffff8880ae4319a7
[ 66.150768][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000ffffffea
[ 66.158861][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffffc90000007c88
[ 66.167224][ C0] ? vprintk_func+0x95/0x1e0
[ 66.171824][ C0] ? bpf_warn_invalid_xdp_action+0x6f/0x80
[ 66.177863][ C0] netif_receive_generic_xdp+0xe65/0x1720
[ 66.183797][ C0] ? lock_is_held_type+0xbb/0xf0
[ 66.188748][ C0] __netif_receive_skb_core+0x11ee/0x3710
[ 66.195042][ C0] ? generic_xdp_tx+0x6b0/0x6b0
[ 66.200252][ C0] ? lockdep_hardirqs_on_prepare+0x530/0x530
[ 66.206324][ C0] ? lock_acquire+0x1f2/0xaa0
[ 66.211331][ C0] __netif_receive_skb_one_core+0xae/0x180
[ 66.217151][ C0] ? __netif_receive_skb_core+0x3710/0x3710
[ 66.223204][ C0] ? do_raw_spin_lock+0x120/0x2b0
[ 66.228616][ C0] ? rwlock_bug.part.0+0x90/0x90
[ 66.233705][ C0] __netif_receive_skb+0x27/0x1c0
[ 66.238879][ C0] process_backlog+0x2e1/0x8e0
[ 66.243941][ C0] ? net_rx_action+0x2bc/0x1320
[ 66.249112][ C0] net_rx_action+0x587/0x1320
[ 66.253812][ C0] ? napi_complete_done+0x940/0x940
[ 66.259283][ C0] ? sched_clock_cpu+0x18/0x1f0
[ 66.264146][ C0] ? lock_is_held_type+0xbb/0xf0
[ 66.269595][ C0] __do_softirq+0x203/0xab6
[ 66.274236][ C0] asm_call_on_stack+0xf/0x20
[ 66.279276][ C0]
[ 66.282285][ C0] do_softirq_own_stack+0x9d/0xd0
[ 66.287323][ C0] do_softirq+0x154/0x1b0
[ 66.291859][ C0] ? netlink_create+0x3b6/0x5d0
[ 66.296725][ C0] __local_bh_enable_ip+0x196/0x1f0
[ 66.302120][ C0] netlink_create+0x3f6/0x5d0
[ 66.306960][ C0] ? rtnl_af_register+0xd0/0xd0
[ 66.311826][ C0] __sock_create+0x3de/0x780
[ 66.316499][ C0] __sys_socket+0xef/0x200
[ 66.321092][ C0] ? move_addr_to_kernel+0x70/0x70
[ 66.326225][ C0] ? lock_is_held_type+0xbb/0xf0
[ 66.331473][ C0] ? check_preemption_disabled+0x50/0x130
[ 66.337599][ C0] __x64_sys_socket+0x6f/0xb0
[ 66.342330][ C0] ? syscall_enter_from_user_mode+0x1d/0x60
[ 66.348262][ C0] do_syscall_64+0x2d/0x70
[ 66.352900][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 66.358905][ C0] RIP: 0033:0x441849
[ 66.363071][ C0] Code: e8 fc ab 02 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 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00
[ 66.383491][ C0] RSP: 002b:00007fff951592b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
[ 66.392342][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441849
[ 66.400996][ C0] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010
[ 66.408982][ C0] RBP: 000000000000fffb R08: 00000000004002c8 R09: 00000000004002c8
[ 66.417286][ C0] R10: 00000000004002c8 R11: 0000000000000246 R12: 00000000004025f0
[ 66.425268][ C0] R13: 0000000000402680 R14: 0000000000000000 R15: 0000000000000000
[ 66.435195][ C0] Kernel Offset: disabled
[ 66.439742][ C0] Rebooting in 86400 seconds..