DUID 00:04:99:cf:64:81:91:3a:f8:b3:88:a8:0e:05:2a:78:8a:13 forked to background, child pid 4870 [ 41.334174][ T4871] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.358481][ T4871] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.10.55' (ECDSA) to the list of known hosts. 2022/11/22 09:35:07 fuzzer started 2022/11/22 09:35:07 connecting to host at 10.128.0.169:45231 2022/11/22 09:35:07 checking machine... 2022/11/22 09:35:07 checking revisions... 2022/11/22 09:35:07 testing simple program... syzkaller login: [ 65.631825][ T5294] cgroup: Unknown subsys name 'net' [ 65.732658][ T5294] cgroup: Unknown subsys name 'rlimit' [ 65.960066][ T5298] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 65.968813][ T5298] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 65.976841][ T5298] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 65.985706][ T5298] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 65.993819][ T5298] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 66.001390][ T5298] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 66.131339][ T5297] chnl_net:caif_netlink_parms(): no params data found [ 66.179801][ T5297] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.187580][ T5297] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.196063][ T5297] device bridge_slave_0 entered promiscuous mode [ 66.205249][ T5297] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.214788][ T5297] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.222840][ T5297] device bridge_slave_1 entered promiscuous mode [ 66.246143][ T5297] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.258668][ T5297] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.283223][ T5297] team0: Port device team_slave_0 added [ 66.290661][ T5297] team0: Port device team_slave_1 added [ 66.310802][ T5297] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.318628][ T5297] 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. [ 66.345562][ T5297] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.358530][ T5297] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.365851][ T5297] 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. [ 66.392559][ T5297] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 66.407880][ T26] general protection fault, probably for non-canonical address 0xdffffc0000000019: 0000 [#1] PREEMPT SMP KASAN [ 66.419873][ T26] KASAN: null-ptr-deref in range [0x00000000000000c8-0x00000000000000cf] [ 66.428286][ T26] CPU: 1 PID: 26 Comm: kworker/1:1 Not tainted 6.1.0-rc6-next-20221122-syzkaller #0 [ 66.437643][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 66.447701][ T26] Workqueue: ipv6_addrconf addrconf_dad_work [ 66.453741][ T26] RIP: 0010:xfrm_policy_lookup_bytype.cold+0x1c/0x54 [ 66.460444][ T26] Code: c0 55 28 8e e8 ec 8d 37 fa e9 6a f3 7b fe e8 32 f2 79 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 [ 66.480049][ T26] RSP: 0018:ffffc90000a1f1e0 EFLAGS: 00010203 [ 66.486559][ T26] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 66.494524][ T26] RDX: 0000000000000019 RSI: ffffffff8a06cc4e RDI: 00000000000000cc [ 66.502492][ T26] RBP: 0000000000000000 R08: 0000000000000007 R09: fffffffffffff000 [ 66.510469][ T26] R10: 0000000000000000 R11: 0000000000000005 R12: 0000000000000000 [ 66.518536][ T26] R13: ffff888022c78000 R14: ffffed100458f2ff R15: 0000000000000000 [ 66.526510][ T26] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 66.535460][ T26] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.542047][ T26] CR2: 000055987a7c3ab0 CR3: 0000000070802000 CR4: 00000000003506e0 [ 66.550128][ T26] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 66.558107][ T26] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 66.566541][ T26] Call Trace: [ 66.569835][ T26] [ 66.572782][ T26] ? mark_lock.part.0+0xee/0x1910 [ 66.577909][ T26] ? xfrm_policy_match+0x2e0/0x2e0 [ 66.583057][ T26] ? lock_chain_count+0x20/0x20 [ 66.587933][ T26] ? lock_chain_count+0x20/0x20 [ 66.592813][ T26] xfrm_lookup_with_ifid+0x39b/0x20f0 [ 66.598197][ T26] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 66.604127][ T26] ? xfrm_expand_policies+0x680/0x680 [ 66.609512][ T26] ? decode_session6+0x677/0x1880 [ 66.614979][ T26] ? bpf_lsm_xfrm_decode_session+0x9/0x10 [ 66.620733][ T26] ? security_xfrm_decode_session+0x84/0xb0 [ 66.626666][ T26] xfrmi_xmit+0x3c7/0x1b90 [ 66.631098][ T26] ? xfrmi_exit_batch_net+0x5c0/0x5c0 [ 66.636490][ T26] dev_hard_start_xmit+0x1c2/0x990 [ 66.641905][ T26] __dev_queue_xmit+0x2cdf/0x3ba0 [ 66.646948][ T26] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 66.652251][ T26] ? find_held_lock+0x2d/0x110 [ 66.657032][ T26] ? ip6_finish_output2+0x56c/0x1530 [ 66.662336][ T26] ? mark_held_locks+0x9f/0xe0 [ 66.667118][ T26] ? ___neigh_create+0x188e/0x2a20 [ 66.672241][ T26] ? neigh_connected_output+0x41e/0x520 [ 66.677797][ T26] neigh_connected_output+0x3c4/0x520 [ 66.683183][ T26] ip6_finish_output2+0x56c/0x1530 [ 66.688363][ T26] ip6_finish_output+0x694/0x1170 [ 66.693411][ T26] ip6_output+0x1f1/0x540 [ 66.697761][ T26] ndisc_send_skb+0xa63/0x1740 [ 66.702556][ T26] ? ndisc_ifinfo_sysctl_change+0x600/0x600 [ 66.708557][ T26] ? ndisc_net_init+0x220/0x220 [ 66.713422][ T26] ? skb_set_owner_w+0x26d/0x420 [ 66.718378][ T26] ndisc_send_rs+0x132/0x6f0 [ 66.722982][ T26] addrconf_dad_completed+0x37a/0xda0 [ 66.728454][ T26] ? addrconf_rs_timer+0x870/0x870 [ 66.733575][ T26] ? __local_bh_enable_ip+0xa4/0x130 [ 66.738884][ T26] addrconf_dad_work+0x820/0x12d0 [ 66.743956][ T26] ? addrconf_dad_completed+0xda0/0xda0 [ 66.750753][ T26] process_one_work+0x9bf/0x1710 [ 66.755984][ T26] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 66.761379][ T26] ? rwlock_bug.part.0+0x90/0x90 [ 66.766460][ T26] ? _raw_spin_lock_irq+0x45/0x50 [ 66.771559][ T26] worker_thread+0x669/0x1090 [ 66.776269][ T26] ? __kthread_parkme+0x163/0x220 [ 66.781327][ T26] ? process_one_work+0x1710/0x1710 [ 66.786549][ T26] kthread+0x2e8/0x3a0 [ 66.790634][ T26] ? kthread_complete_and_exit+0x40/0x40 [ 66.796287][ T26] ret_from_fork+0x1f/0x30 [ 66.800767][ T26] [ 66.803817][ T26] Modules linked in: [ 66.807854][ T26] ---[ end trace 0000000000000000 ]--- [ 66.813514][ T26] RIP: 0010:xfrm_policy_lookup_bytype.cold+0x1c/0x54 [ 66.820708][ T26] Code: c0 55 28 8e e8 ec 8d 37 fa e9 6a f3 7b fe e8 32 f2 79 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 [ 66.840629][ T26] RSP: 0018:ffffc90000a1f1e0 EFLAGS: 00010203 [ 66.846736][ T26] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 66.854808][ T26] RDX: 0000000000000019 RSI: ffffffff8a06cc4e RDI: 00000000000000cc [ 66.862810][ T26] RBP: 0000000000000000 R08: 0000000000000007 R09: fffffffffffff000 [ 66.870814][ T26] R10: 0000000000000000 R11: 0000000000000005 R12: 0000000000000000 [ 66.878817][ T26] R13: ffff888022c78000 R14: ffffed100458f2ff R15: 0000000000000000 [ 66.886826][ T26] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 66.895831][ T26] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.902439][ T26] CR2: 000055987a7c3ab0 CR3: 0000000070802000 CR4: 00000000003506e0 [ 66.910439][ T26] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 66.918437][ T26] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 66.926522][ T26] Kernel panic - not syncing: Fatal exception in interrupt [ 66.933947][ T26] Kernel Offset: disabled [ 66.938266][ T26] Rebooting in 86400 seconds..