DUID 00:04:08:6f:95:b8:7a:da:47:d5:ae:28:d8:4d:e4:58:2e:6d forked to background, child pid 4869 [ 51.862416][ T4870] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.886935][ T4870] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.88' (ECDSA) to the list of known hosts. 2022/11/23 06:25:59 fuzzer started 2022/11/23 06:25:59 connecting to host at 10.128.0.169:39091 2022/11/23 06:25:59 checking machine... 2022/11/23 06:25:59 checking revisions... 2022/11/23 06:25:59 testing simple program... syzkaller login: [ 74.613953][ T5300] cgroup: Unknown subsys name 'net' [ 74.733497][ T5300] cgroup: Unknown subsys name 'rlimit' [ 75.011593][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 75.020022][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 75.028363][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 75.036388][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 75.044061][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 75.051966][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 75.217577][ T5302] chnl_net:caif_netlink_parms(): no params data found [ 75.278766][ T5302] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.286696][ T5302] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.295688][ T5302] device bridge_slave_0 entered promiscuous mode [ 75.305555][ T5302] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.312708][ T5302] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.321048][ T5302] device bridge_slave_1 entered promiscuous mode [ 75.348034][ T5302] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 75.359923][ T5302] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 75.387905][ T5302] team0: Port device team_slave_0 added [ 75.397002][ T5302] team0: Port device team_slave_1 added [ 75.420754][ T5302] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 75.427843][ T5302] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 75.454181][ T5302] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 75.467576][ T5302] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 75.474545][ T5302] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 75.501331][ T5302] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 75.517542][ T26] general protection fault, probably for non-canonical address 0xdffffc0000000019: 0000 [#1] PREEMPT SMP KASAN [ 75.529306][ T26] KASAN: null-ptr-deref in range [0x00000000000000c8-0x00000000000000cf] [ 75.537720][ T26] CPU: 1 PID: 26 Comm: kworker/1:1 Not tainted 6.1.0-rc6-next-20221122-syzkaller #0 [ 75.547098][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 75.557156][ T26] Workqueue: ipv6_addrconf addrconf_dad_work [ 75.563167][ T26] RIP: 0010:xfrm_policy_lookup_bytype.cold+0x1c/0x54 [ 75.569887][ T26] Code: 40 a4 26 8e e8 cb 96 37 fa e9 49 fc 7b fe e8 d1 1a 7e f7 49 8d bf cc 00 00 00 b8 ff ff 37 00 48 89 fa 48 c1 e0 2a 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 1c 41 [ 75.589514][ T26] RSP: 0018:ffffc90000a1f1e0 EFLAGS: 00010203 [ 75.595598][ T26] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 75.603570][ T26] RDX: 0000000000000019 RSI: ffffffff8a02a3af RDI: 00000000000000cc [ 75.611634][ T26] RBP: 0000000000000000 R08: 0000000000000007 R09: fffffffffffff000 [ 75.619627][ T26] R10: 0000000000000000 R11: 1ffffffff21609e9 R12: 0000000000000000 [ 75.627614][ T26] R13: ffff88802a398000 R14: ffffed10054732ff R15: 0000000000000000 [ 75.635602][ T26] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 75.644564][ T26] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.651204][ T26] CR2: 00005560ee6cbd28 CR3: 0000000071503000 CR4: 00000000003506e0 [ 75.659196][ T26] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 75.667187][ T26] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 75.675188][ T26] Call Trace: [ 75.678560][ T26] [ 75.681504][ T26] ? mark_lock.part.0+0xee/0x1910 [ 75.686682][ T26] ? xfrm_policy_match+0x2e0/0x2e0 [ 75.691813][ T26] ? lock_chain_count+0x20/0x20 [ 75.696704][ T26] ? lock_chain_count+0x20/0x20 [ 75.701599][ T26] xfrm_lookup_with_ifid+0x39b/0x20f0 [ 75.707173][ T26] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 75.713098][ T26] ? xfrm_expand_policies+0x680/0x680 [ 75.718489][ T26] ? decode_session6+0x677/0x1880 [ 75.723537][ T26] ? bpf_lsm_xfrm_decode_session+0x9/0x10 [ 75.729288][ T26] ? security_xfrm_decode_session+0x84/0xb0 [ 75.735204][ T26] xfrmi_xmit+0x3c7/0x1b90 [ 75.739639][ T26] ? xfrmi_exit_batch_net+0x5c0/0x5c0 [ 75.745049][ T26] dev_hard_start_xmit+0x1c2/0x990 [ 75.750187][ T26] __dev_queue_xmit+0x2cdf/0x3ba0 [ 75.755246][ T26] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 75.760557][ T26] ? find_held_lock+0x2d/0x110 [ 75.765365][ T26] ? ip6_finish_output2+0x56c/0x1530 [ 75.770682][ T26] ? mark_held_locks+0x9f/0xe0 [ 75.775483][ T26] ? ___neigh_create+0x188e/0x2a20 [ 75.780616][ T26] ? neigh_connected_output+0x41e/0x520 [ 75.786184][ T26] neigh_connected_output+0x3c4/0x520 [ 75.791589][ T26] ip6_finish_output2+0x56c/0x1530 [ 75.796735][ T26] ip6_finish_output+0x694/0x1170 [ 75.801793][ T26] ip6_output+0x1f1/0x540 [ 75.806161][ T26] ndisc_send_skb+0xa63/0x1740 [ 75.810951][ T26] ? ndisc_ifinfo_sysctl_change+0x600/0x600 [ 75.816884][ T26] ? ndisc_net_init+0x220/0x220 [ 75.821765][ T26] ? skb_set_owner_w+0x26d/0x420 [ 75.826729][ T26] ndisc_send_rs+0x132/0x6f0 [ 75.831341][ T26] addrconf_dad_completed+0x37a/0xda0 [ 75.836745][ T26] ? addrconf_rs_timer+0x870/0x870 [ 75.841876][ T26] ? __local_bh_enable_ip+0xa4/0x130 [ 75.847200][ T26] addrconf_dad_work+0x820/0x12d0 [ 75.852247][ T26] ? addrconf_dad_completed+0xda0/0xda0 [ 75.857816][ T26] process_one_work+0x9bf/0x1710 [ 75.862790][ T26] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 75.868187][ T26] ? rwlock_bug.part.0+0x90/0x90 [ 75.873241][ T26] ? _raw_spin_lock_irq+0x45/0x50 [ 75.878320][ T26] worker_thread+0x669/0x1090 [ 75.883041][ T26] ? __kthread_parkme+0x163/0x220 [ 75.888119][ T26] ? process_one_work+0x1710/0x1710 [ 75.893342][ T26] kthread+0x2e8/0x3a0 [ 75.897429][ T26] ? kthread_complete_and_exit+0x40/0x40 [ 75.903170][ T26] ret_from_fork+0x1f/0x30 [ 75.907712][ T26] [ 75.910736][ T26] Modules linked in: [ 75.914723][ T26] ---[ end trace 0000000000000000 ]--- [ 75.920212][ T26] RIP: 0010:xfrm_policy_lookup_bytype.cold+0x1c/0x54 [ 75.926996][ T26] Code: 40 a4 26 8e e8 cb 96 37 fa e9 49 fc 7b fe e8 d1 1a 7e f7 49 8d bf cc 00 00 00 b8 ff ff 37 00 48 89 fa 48 c1 e0 2a 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 1c 41 [ 75.946678][ T26] RSP: 0018:ffffc90000a1f1e0 EFLAGS: 00010203 [ 75.952769][ T26] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 75.960786][ T26] RDX: 0000000000000019 RSI: ffffffff8a02a3af RDI: 00000000000000cc [ 75.968802][ T26] RBP: 0000000000000000 R08: 0000000000000007 R09: fffffffffffff000 [ 75.976815][ T26] R10: 0000000000000000 R11: 1ffffffff21609e9 R12: 0000000000000000 [ 75.984846][ T26] R13: ffff88802a398000 R14: ffffed10054732ff R15: 0000000000000000 [ 75.992925][ T26] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 76.001904][ T26] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.008718][ T26] CR2: 00005560ee6cbd28 CR3: 0000000071503000 CR4: 00000000003506e0 [ 76.016818][ T26] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 76.024868][ T26] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 76.032854][ T26] Kernel panic - not syncing: Fatal exception in interrupt [ 76.040136][ T26] Kernel Offset: disabled [ 76.044469][ T26] Rebooting in 86400 seconds..