DUID 00:04:03:2c:e5:fc:a2:19:b8:8b:c5:bf:62:63:19:3a:75:c6 forked to background, child pid 4872 [ 34.153371][ T4873] 8021q: adding VLAN 0 to HW filter on device bond0 [ 34.162977][ T4873] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.253' (ECDSA) to the list of known hosts. syzkaller login: [ 71.211979][ T5300] chnl_net:caif_netlink_parms(): no params data found [ 71.256281][ T5300] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.263715][ T5300] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.271650][ T5300] device bridge_slave_0 entered promiscuous mode [ 71.281918][ T5300] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.289294][ T5300] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.298337][ T5300] device bridge_slave_1 entered promiscuous mode [ 71.318741][ T5300] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.329798][ T5300] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.353931][ T5300] team0: Port device team_slave_0 added [ 71.361595][ T5300] team0: Port device team_slave_1 added [ 71.380443][ T5300] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.387522][ T5300] 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. [ 71.414017][ T5300] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.427927][ T5300] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.435042][ T5300] 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. [ 71.461100][ T5300] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.491191][ T5300] device hsr_slave_0 entered promiscuous mode [ 71.497960][ T5300] device hsr_slave_1 entered promiscuous mode [ 71.588407][ T5300] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.599284][ T5300] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.608913][ T5300] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.618737][ T5300] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 71.639997][ T5300] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.647216][ T5300] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.655280][ T5300] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.662360][ T5300] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.708952][ T5300] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.721584][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.731857][ T155] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.740440][ T155] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.748906][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 71.761959][ T5300] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.773829][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.782659][ T26] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.789831][ T26] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.816055][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.825459][ T26] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.832724][ T26] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.841128][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.850191][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.858727][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.868197][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.879799][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.890723][ T5300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.909994][ T5300] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.920036][ T157] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.927614][ T157] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.945704][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.965585][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.974245][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.981897][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.992968][ T5300] device veth0_vlan entered promiscuous mode [ 72.005165][ T5300] device veth1_vlan entered promiscuous mode [ 72.025580][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.033980][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.042131][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.052848][ T5300] device veth0_macvtap entered promiscuous mode [ 72.064482][ T5300] device veth1_macvtap entered promiscuous mode [ 72.080452][ T5300] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.088948][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.098403][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 72.109870][ T5300] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.117593][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.128671][ T5300] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.137659][ T5300] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.146687][ T5300] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.155723][ T5300] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.218092][ T102] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.235635][ T102] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.247818][ T157] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 72.248130][ T1189] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program [ 72.270272][ T1189] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.279708][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 72.300790][ T5300] dccp_parse_options: DCCP(ffff8880281f1580): Option 32 (len=7) error=9 [ 72.310148][ T5300] ================================================================== [ 72.318219][ T5300] BUG: KASAN: use-after-free in ccid2_hc_tx_packet_recv+0x22aa/0x2610 [ 72.326373][ T5300] Read of size 1 at addr ffff88807a40d494 by task syz-executor234/5300 [ 72.334596][ T5300] [ 72.336909][ T5300] CPU: 0 PID: 5300 Comm: syz-executor234 Not tainted 6.1.0-rc5-next-20221116-syzkaller #0 [ 72.346789][ T5300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 72.356827][ T5300] Call Trace: [ 72.360093][ T5300] [ 72.363023][ T5300] dump_stack_lvl+0xd1/0x138 [ 72.367625][ T5300] print_report+0x15e/0x45d [ 72.372134][ T5300] ? __phys_addr+0xc8/0x140 [ 72.376644][ T5300] ? ccid2_hc_tx_packet_recv+0x22aa/0x2610 [ 72.382457][ T5300] kasan_report+0xbf/0x1f0 [ 72.386879][ T5300] ? ccid2_hc_tx_packet_recv+0x22aa/0x2610 [ 72.392685][ T5300] ccid2_hc_tx_packet_recv+0x22aa/0x2610 [ 72.398313][ T5300] ? slab_free_freelist_hook+0x8b/0x1c0 [ 72.403856][ T5300] ? dccp_ackvec_clear_state+0x2ea/0x6f0 [ 72.409483][ T5300] ? ccid2_hc_tx_rto_expire+0x6c0/0x6c0 [ 72.415037][ T5300] dccp_deliver_input_to_ccids+0x1eb/0x260 [ 72.420899][ T5300] dccp_rcv_established+0x10b/0x160 [ 72.426108][ T5300] dccp_v4_do_rcv+0x168/0x1a0 [ 72.430787][ T5300] __release_sock+0x133/0x3b0 [ 72.435456][ T5300] release_sock+0x58/0x1b0 [ 72.439893][ T5300] dccp_sendmsg+0x6d0/0xd30 [ 72.444391][ T5300] ? dccp_disconnect+0xad0/0xad0 [ 72.449337][ T5300] ? aa_af_perm+0x240/0x240 [ 72.453840][ T5300] ? __import_iovec+0x27f/0x6a0 [ 72.459212][ T5300] inet_sendmsg+0x9d/0xe0 [ 72.463543][ T5300] ? inet_send_prepare+0x4e0/0x4e0 [ 72.468755][ T5300] sock_sendmsg+0xd3/0x120 [ 72.473219][ T5300] ____sys_sendmsg+0x334/0x8c0 [ 72.478096][ T5300] ? copy_msghdr_from_user+0xfc/0x150 [ 72.483478][ T5300] ? kernel_sendmsg+0x50/0x50 [ 72.488151][ T5300] ___sys_sendmsg+0x110/0x1b0 [ 72.492836][ T5300] ? do_recvmmsg+0x7b0/0x7b0 [ 72.497423][ T5300] ? find_held_lock+0x2d/0x110 [ 72.502180][ T5300] ? __might_fault+0xd9/0x180 [ 72.507198][ T5300] ? lock_downgrade+0x6e0/0x6e0 [ 72.512087][ T5300] __sys_sendmmsg+0x1b7/0x540 [ 72.516772][ T5300] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 72.521805][ T5300] ? build_open_flags+0x6f0/0x6f0 [ 72.526823][ T5300] ? __fget_light+0x20a/0x270 [ 72.531503][ T5300] __x64_sys_sendmmsg+0x9d/0x100 [ 72.536433][ T5300] ? syscall_enter_from_user_mode+0x26/0xb0 [ 72.542318][ T5300] do_syscall_64+0x39/0xb0 [ 72.546741][ T5300] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 72.552639][ T5300] RIP: 0033:0x7fbbefbd3d19 [ 72.557049][ T5300] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 72.577025][ T5300] RSP: 002b:00007fff08c18228 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 72.585432][ T5300] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbbefbd3d19 [ 72.593391][ T5300] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 72.601449][ T5300] RBP: 00007fff08c18290 R08: 0000000000000001 R09: 00007fff08c18257 [ 72.609414][ T5300] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 72.617386][ T5300] R13: 00007fbbefc4f4a0 R14: 00007fff08c182b0 R15: 00007fff08c1827a [ 72.625369][ T5300] [ 72.628379][ T5300] [ 72.630688][ T5300] Allocated by task 5300: [ 72.634997][ T5300] kasan_save_stack+0x22/0x40 [ 72.639683][ T5300] kasan_set_track+0x25/0x30 [ 72.644263][ T5300] __kasan_kmalloc+0xa5/0xb0 [ 72.648865][ T5300] __kmalloc_node_track_caller+0x5b/0xc0 [ 72.654486][ T5300] __alloc_skb+0xe9/0x310 [ 72.658804][ T5300] dccp_send_ack.part.0+0x75/0x2f0 [ 72.663916][ T5300] dccp_send_ack+0x57/0x70 [ 72.668354][ T5300] ccid2_hc_rx_packet_recv+0x134/0x1b0 [ 72.673802][ T5300] dccp_deliver_input_to_ccids+0xe1/0x260 [ 72.679521][ T5300] dccp_rcv_established+0x10b/0x160 [ 72.684714][ T5300] dccp_v4_do_rcv+0x168/0x1a0 [ 72.689430][ T5300] __sk_receive_skb+0x298/0x820 [ 72.694265][ T5300] dccp_v4_rcv+0xfbf/0x18e0 [ 72.698757][ T5300] ip_protocol_deliver_rcu+0x9f/0x7c0 [ 72.704294][ T5300] ip_local_deliver_finish+0x2ec/0x4c0 [ 72.709744][ T5300] ip_local_deliver+0x1ae/0x200 [ 72.714602][ T5300] ip_rcv_finish+0x1cf/0x2f0 [ 72.719201][ T5300] ip_rcv+0xae/0xd0 [ 72.723011][ T5300] __netif_receive_skb_one_core+0x114/0x180 [ 72.728900][ T5300] __netif_receive_skb+0x1f/0x1c0 [ 72.733924][ T5300] process_backlog+0x3e4/0x810 [ 72.738685][ T5300] __napi_poll+0xb8/0x770 [ 72.743009][ T5300] net_rx_action+0xa00/0xde0 [ 72.747597][ T5300] __do_softirq+0x1fb/0xadc [ 72.752099][ T5300] [ 72.754409][ T5300] Freed by task 5300: [ 72.758384][ T5300] kasan_save_stack+0x22/0x40 [ 72.763054][ T5300] kasan_set_track+0x25/0x30 [ 72.767640][ T5300] kasan_save_free_info+0x2e/0x40 [ 72.772743][ T5300] ____kasan_slab_free+0x160/0x1c0 [ 72.777844][ T5300] slab_free_freelist_hook+0x8b/0x1c0 [ 72.783217][ T5300] __kmem_cache_free+0xaf/0x3b0 [ 72.788057][ T5300] skb_free_head+0xac/0x110 [ 72.792731][ T5300] skb_release_data+0x5e8/0x7f0 [ 72.797925][ T5300] kfree_skb_reason+0x1ab/0x4f0 [ 72.802783][ T5300] dccp_v4_do_rcv+0x142/0x1a0 [ 72.807447][ T5300] __release_sock+0x133/0x3b0 [ 72.812210][ T5300] release_sock+0x58/0x1b0 [ 72.816638][ T5300] dccp_sendmsg+0x6d0/0xd30 [ 72.821185][ T5300] inet_sendmsg+0x9d/0xe0 [ 72.825516][ T5300] sock_sendmsg+0xd3/0x120 [ 72.830112][ T5300] ____sys_sendmsg+0x334/0x8c0 [ 72.834864][ T5300] ___sys_sendmsg+0x110/0x1b0 [ 72.839791][ T5300] __sys_sendmmsg+0x1b7/0x540 [ 72.844457][ T5300] __x64_sys_sendmmsg+0x9d/0x100 [ 72.850602][ T5300] do_syscall_64+0x39/0xb0 [ 72.855028][ T5300] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 72.860940][ T5300] [ 72.863277][ T5300] The buggy address belongs to the object at ffff88807a40d000 [ 72.863277][ T5300] which belongs to the cache kmalloc-2k of size 2048 [ 72.877318][ T5300] The buggy address is located 1172 bytes inside of [ 72.877318][ T5300] 2048-byte region [ffff88807a40d000, ffff88807a40d800) [ 72.891185][ T5300] [ 72.893490][ T5300] The buggy address belongs to the physical page: [ 72.899883][ T5300] page:ffffea0001e90200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7a408 [ 72.910015][ T5300] head:ffffea0001e90200 order:3 compound_mapcount:0 subpages_mapcount:0 compound_pincount:0 [ 72.920064][ T5300] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 72.928220][ T5300] raw: 00fff00000010200 ffff888012442000 dead000000000122 0000000000000000 [ 72.936795][ T5300] raw: 0000000000000000 0000000000080008 00000001ffffffff 0000000000000000 [ 72.945366][ T5300] page dumped because: kasan: bad access detected [ 72.951817][ T5300] page_owner tracks the page as allocated [ 72.957518][ T5300] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5300, tgid 5300 (syz-executor234), ts 72299133275, free_ts 34874514007 [ 72.979210][ T5300] get_page_from_freelist+0x10b5/0x2d50 [ 72.984756][ T5300] __alloc_pages+0x1cb/0x5b0 [ 72.989328][ T5300] alloc_pages+0x1aa/0x270 [ 72.993733][ T5300] allocate_slab+0x25e/0x350 [ 72.998318][ T5300] ___slab_alloc+0xa91/0x1400 [ 73.002981][ T5300] __slab_alloc.constprop.0+0x56/0xa0 [ 73.008362][ T5300] __kmem_cache_alloc_node+0x1a9/0x430 [ 73.013819][ T5300] __kmalloc_node_track_caller+0x4b/0xc0 [ 73.019464][ T5300] __alloc_skb+0xe9/0x310 [ 73.023789][ T5300] alloc_skb_with_frags+0x97/0x6c0 [ 73.029084][ T5300] sock_alloc_send_pskb+0x7a7/0x930 [ 73.034287][ T5300] dccp_sendmsg+0x2e9/0xd30 [ 73.038825][ T5300] inet_sendmsg+0x9d/0xe0 [ 73.043155][ T5300] sock_sendmsg+0xd3/0x120 [ 73.047575][ T5300] ____sys_sendmsg+0x334/0x8c0 [ 73.052337][ T5300] ___sys_sendmsg+0x110/0x1b0 [ 73.057009][ T5300] page last free stack trace: [ 73.061661][ T5300] free_pcp_prepare+0x65c/0xc00 [ 73.066528][ T5300] free_unref_page+0x1d/0x4d0 [ 73.071264][ T5300] __unfreeze_partials+0x17c/0x1a0 [ 73.076477][ T5300] qlist_free_all+0x6a/0x170 [ 73.081061][ T5300] kasan_quarantine_reduce+0x192/0x220 [ 73.086876][ T5300] __kasan_slab_alloc+0x66/0x90 [ 73.091737][ T5300] kmem_cache_alloc_lru+0x26c/0x760 [ 73.096937][ T5300] __d_alloc+0x32/0x980 [ 73.101101][ T5300] d_alloc_cursor+0x3f/0xe0 [ 73.105601][ T5300] dcache_dir_open+0x37/0x90 [ 73.110188][ T5300] do_dentry_open+0x6cc/0x13f0 [ 73.114944][ T5300] path_openat+0x1bbc/0x2a50 [ 73.119627][ T5300] do_filp_open+0x1ba/0x410 [ 73.124127][ T5300] do_sys_openat2+0x16d/0x4c0 [ 73.128818][ T5300] __x64_sys_openat+0x143/0x1f0 [ 73.133662][ T5300] do_syscall_64+0x39/0xb0 [ 73.138077][ T5300] [ 73.140384][ T5300] Memory state around the buggy address: [ 73.145993][ T5300] ffff88807a40d380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 73.154037][ T5300] ffff88807a40d400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 73.162092][ T5300] >ffff88807a40d480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 73.170233][ T5300] ^ [ 73.174806][ T5300] ffff88807a40d500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 73.183554][ T5300] ffff88807a40d580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 73.191605][ T5300] ================================================================== [ 73.212944][ T5300] Kernel panic - not syncing: panic_on_warn set ... [ 73.219568][ T5300] CPU: 0 PID: 5300 Comm: syz-executor234 Not tainted 6.1.0-rc5-next-20221116-syzkaller #0 [ 73.229482][ T5300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 73.239543][ T5300] Call Trace: [ 73.242828][ T5300] [ 73.245761][ T5300] dump_stack_lvl+0xd1/0x138 [ 73.250373][ T5300] panic+0x2cc/0x626 [ 73.254290][ T5300] ? panic_print_sys_info.part.0+0x110/0x110 [ 73.260301][ T5300] ? preempt_schedule_common+0x59/0xc0 [ 73.266203][ T5300] ? preempt_schedule_thunk+0x1a/0x20 [ 73.271605][ T5300] end_report.part.0+0x3f/0x7c [ 73.276375][ T5300] ? ccid2_hc_tx_packet_recv+0x22aa/0x2610 [ 73.282538][ T5300] kasan_report.cold+0xa/0xf [ 73.287140][ T5300] ? ccid2_hc_tx_packet_recv+0x22aa/0x2610 [ 73.292958][ T5300] ccid2_hc_tx_packet_recv+0x22aa/0x2610 [ 73.298602][ T5300] ? slab_free_freelist_hook+0x8b/0x1c0 [ 73.304186][ T5300] ? dccp_ackvec_clear_state+0x2ea/0x6f0 [ 73.309835][ T5300] ? ccid2_hc_tx_rto_expire+0x6c0/0x6c0 [ 73.315474][ T5300] dccp_deliver_input_to_ccids+0x1eb/0x260 [ 73.321300][ T5300] dccp_rcv_established+0x10b/0x160 [ 73.326544][ T5300] dccp_v4_do_rcv+0x168/0x1a0 [ 73.331242][ T5300] __release_sock+0x133/0x3b0 [ 73.335931][ T5300] release_sock+0x58/0x1b0 [ 73.340364][ T5300] dccp_sendmsg+0x6d0/0xd30 [ 73.344892][ T5300] ? dccp_disconnect+0xad0/0xad0 [ 73.349886][ T5300] ? aa_af_perm+0x240/0x240 [ 73.354402][ T5300] ? __import_iovec+0x27f/0x6a0 [ 73.359270][ T5300] inet_sendmsg+0x9d/0xe0 [ 73.363705][ T5300] ? inet_send_prepare+0x4e0/0x4e0 [ 73.368824][ T5300] sock_sendmsg+0xd3/0x120 [ 73.373265][ T5300] ____sys_sendmsg+0x334/0x8c0 [ 73.378044][ T5300] ? copy_msghdr_from_user+0xfc/0x150 [ 73.383605][ T5300] ? kernel_sendmsg+0x50/0x50 [ 73.388318][ T5300] ___sys_sendmsg+0x110/0x1b0 [ 73.393036][ T5300] ? do_recvmmsg+0x7b0/0x7b0 [ 73.397670][ T5300] ? find_held_lock+0x2d/0x110 [ 73.402461][ T5300] ? __might_fault+0xd9/0x180 [ 73.407159][ T5300] ? lock_downgrade+0x6e0/0x6e0 [ 73.412037][ T5300] __sys_sendmmsg+0x1b7/0x540 [ 73.416737][ T5300] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 73.421783][ T5300] ? build_open_flags+0x6f0/0x6f0 [ 73.426823][ T5300] ? __fget_light+0x20a/0x270 [ 73.431521][ T5300] __x64_sys_sendmmsg+0x9d/0x100 [ 73.436472][ T5300] ? syscall_enter_from_user_mode+0x26/0xb0 [ 73.442380][ T5300] do_syscall_64+0x39/0xb0 [ 73.446816][ T5300] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 73.452719][ T5300] RIP: 0033:0x7fbbefbd3d19 [ 73.457310][ T5300] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 73.477047][ T5300] RSP: 002b:00007fff08c18228 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 73.485476][ T5300] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbbefbd3d19 [ 73.493449][ T5300] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 73.501440][ T5300] RBP: 00007fff08c18290 R08: 0000000000000001 R09: 00007fff08c18257 [ 73.509424][ T5300] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 73.517404][ T5300] R13: 00007fbbefc4f4a0 R14: 00007fff08c182b0 R15: 00007fff08c1827a [ 73.525403][ T5300] [ 73.528659][ T5300] Kernel Offset: disabled [ 73.533425][ T5300] Rebooting in 86400 seconds..