DUID 00:04:f8:bf:f0:9c:61:e1:97:95:98:d7:6e:33:ae:fb:a4:bd
forked to background, child pid 3187
[ 26.832205][ T3188] 8021q: adding VLAN 0 to HW filter on device bond0
[ 26.844577][ T3188] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.1.68' (ECDSA) to the list of known hosts.
syzkaller login: [ 49.550093][ T3603] chnl_net:caif_netlink_parms(): no params data found
[ 49.591806][ T3603] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.599267][ T3603] bridge0: port 1(bridge_slave_0) entered disabled state
[ 49.607779][ T3603] device bridge_slave_0 entered promiscuous mode
[ 49.616721][ T3603] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.623995][ T3603] bridge0: port 2(bridge_slave_1) entered disabled state
[ 49.632603][ T3603] device bridge_slave_1 entered promiscuous mode
[ 49.653040][ T3603] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 49.664204][ T3603] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 49.687185][ T3603] team0: Port device team_slave_0 added
[ 49.694573][ T3603] team0: Port device team_slave_1 added
[ 49.712830][ T3603] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 49.719910][ T3603] 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.
[ 49.745942][ T3603] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 49.759034][ T3603] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 49.766074][ T3603] 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.
[ 49.792231][ T3603] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 49.821351][ T3603] device hsr_slave_0 entered promiscuous mode
[ 49.828995][ T3603] device hsr_slave_1 entered promiscuous mode
[ 49.920594][ T3603] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 49.931394][ T3603] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 49.940403][ T3603] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 49.949198][ T3603] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 49.970202][ T3603] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.977434][ T3603] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 49.985127][ T3603] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.992391][ T3603] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 50.035993][ T3603] 8021q: adding VLAN 0 to HW filter on device bond0
[ 50.049740][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 50.060515][ T7] bridge0: port 1(bridge_slave_0) entered disabled state
[ 50.069868][ T7] bridge0: port 2(bridge_slave_1) entered disabled state
[ 50.078595][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 50.091604][ T3603] 8021q: adding VLAN 0 to HW filter on device team0
[ 50.103045][ T3610] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 50.111843][ T3610] bridge0: port 1(bridge_slave_0) entered blocking state
[ 50.119080][ T3610] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 50.130682][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 50.139138][ T27] bridge0: port 2(bridge_slave_1) entered blocking state
[ 50.146189][ T27] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 50.168865][ T3610] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 50.178182][ T3610] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 50.186612][ T3610] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 50.199622][ T3610] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 50.207523][ T3610] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 50.219913][ T3603] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 50.236238][ T3609] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 50.244521][ T3609] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 50.256242][ T3603] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 50.276451][ T3609] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 50.295957][ T3603] device veth0_vlan entered promiscuous mode
[ 50.304159][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 50.312983][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 50.321065][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 50.333372][ T3603] device veth1_vlan entered promiscuous mode
[ 50.352552][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 50.360644][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 50.369124][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 50.381586][ T3603] device veth0_macvtap entered promiscuous mode
[ 50.391119][ T3603] device veth1_macvtap entered promiscuous mode
[ 50.406423][ T3603] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 50.414606][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 50.424762][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 50.435904][ T3603] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 50.444479][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
executing program
[ 50.456158][ T3603] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 50.465770][ T3603] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 50.474602][ T3603] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 50.484048][ T3603] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 50.528620][ T3603] dccp_parse_options: DCCP(ffff88814ac22040): Option 32 (len=7) error=9
[ 50.539012][ T3603] ==================================================================
[ 50.547082][ T3603] BUG: KASAN: use-after-free in ccid2_hc_tx_packet_recv+0x22a6/0x2610
[ 50.555239][ T3603] Read of size 1 at addr ffff8880243be494 by task syz-executor113/3603
[ 50.563467][ T3603]
[ 50.565777][ T3603] CPU: 0 PID: 3603 Comm: syz-executor113 Not tainted 6.0.0-syzkaller-02734-g0326074ff465 #0
[ 50.575825][ T3603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[ 50.585868][ T3603] Call Trace:
[ 50.589138][ T3603]
[ 50.592143][ T3603] dump_stack_lvl+0xcd/0x134
[ 50.596724][ T3603] print_report.cold+0x2ba/0x719
[ 50.601672][ T3603] ? ccid2_hc_tx_packet_recv+0x22a6/0x2610
[ 50.607512][ T3603] kasan_report+0xb1/0x1e0
[ 50.611949][ T3603] ? ccid2_hc_tx_packet_recv+0x22a6/0x2610
[ 50.617770][ T3603] ccid2_hc_tx_packet_recv+0x22a6/0x2610
[ 50.623420][ T3603] ? slab_free_freelist_hook+0x8b/0x1c0
[ 50.628974][ T3603] ? dccp_ackvec_clear_state+0x2e6/0x6f0
[ 50.634620][ T3603] ? memset+0x20/0x40
[ 50.638623][ T3603] ? ccid2_hc_tx_rto_expire+0x6c0/0x6c0
[ 50.644442][ T3603] dccp_deliver_input_to_ccids+0x1eb/0x260
[ 50.650265][ T3603] dccp_rcv_established+0x107/0x160
[ 50.656429][ T3603] dccp_v4_do_rcv+0x164/0x1a0
[ 50.661118][ T3603] __release_sock+0x12f/0x3a0
[ 50.665817][ T3603] release_sock+0x54/0x1b0
[ 50.670248][ T3603] dccp_sendmsg+0x697/0xca0
[ 50.674763][ T3603] ? trace_event_raw_event_dccp_probe+0xd90/0xd90
[ 50.681185][ T3603] ? aa_af_perm+0x230/0x230
[ 50.685697][ T3603] ? __import_iovec+0x1f7/0x610
[ 50.690586][ T3603] inet_sendmsg+0x99/0xe0
[ 50.694935][ T3603] ? inet_send_prepare+0x4e0/0x4e0
[ 50.700075][ T3603] sock_sendmsg+0xcf/0x120
[ 50.704504][ T3603] ____sys_sendmsg+0x334/0x8c0
[ 50.709285][ T3603] ? copy_msghdr_from_user+0xfc/0x150
[ 50.714688][ T3603] ? kernel_sendmsg+0x50/0x50
[ 50.719395][ T3603] ___sys_sendmsg+0x110/0x1b0
[ 50.724089][ T3603] ? do_recvmmsg+0x6e0/0x6e0
[ 50.728725][ T3603] ? find_held_lock+0x2d/0x110
[ 50.733514][ T3603] ? __might_fault+0xd1/0x170
[ 50.738200][ T3603] ? lock_downgrade+0x6e0/0x6e0
[ 50.743062][ T3603] __sys_sendmmsg+0x18b/0x460
[ 50.747752][ T3603] ? __ia32_sys_sendmsg+0xb0/0xb0
[ 50.752806][ T3603] ? __ct_user_exit+0xff/0x150
[ 50.757610][ T3603] ? lock_downgrade+0x6e0/0x6e0
[ 50.762484][ T3603] ? lock_downgrade+0x6e0/0x6e0
[ 50.767370][ T3603] ? syscall_enter_from_user_mode+0x22/0xb0
[ 50.773294][ T3603] __x64_sys_sendmmsg+0x99/0x100
[ 50.778256][ T3603] ? syscall_enter_from_user_mode+0x22/0xb0
[ 50.784178][ T3603] do_syscall_64+0x35/0xb0
[ 50.788634][ T3603] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 50.794554][ T3603] RIP: 0033:0x7fc6752a8f29
[ 50.798978][ T3603] Code: 28 c3 e8 4a 15 00 00 66 2e 0f 1f 84 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
[ 50.818604][ T3603] RSP: 002b:00007ffd7dc96008 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
[ 50.827023][ T3603] RAX: ffffffffffffffda RBX: 00007ffd7dc96048 RCX: 00007fc6752a8f29
[ 50.835613][ T3603] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005
[ 50.843592][ T3603] RBP: 00007ffd7dc96010 R08: 0000000000000001 R09: 0000000000000036
[ 50.851586][ T3603] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 50.859649][ T3603] R13: 00007ffd7dc96070 R14: 0000000000000000 R15: 0000000000000000
[ 50.867628][ T3603]
[ 50.870644][ T3603]
[ 50.872959][ T3603] Allocated by task 3603:
[ 50.877289][ T3603] kasan_save_stack+0x1e/0x40
[ 50.881988][ T3603] __kasan_kmalloc+0xa9/0xd0
[ 50.886592][ T3603] __alloc_skb+0xd9/0x2f0
[ 50.890944][ T3603] dccp_send_ack.part.0+0x75/0x2f0
[ 50.896155][ T3603] dccp_send_ack+0x53/0x70
[ 50.900580][ T3603] ccid2_hc_rx_packet_recv+0x130/0x1a0
[ 50.906045][ T3603] dccp_deliver_input_to_ccids+0xe1/0x260
[ 50.911770][ T3603] dccp_rcv_established+0x107/0x160
[ 50.916983][ T3603] dccp_v4_do_rcv+0x164/0x1a0
[ 50.921668][ T3603] __sk_receive_skb+0x294/0x820
[ 50.926531][ T3603] dccp_v4_rcv+0xfb5/0x18a0
[ 50.931043][ T3603] ip_protocol_deliver_rcu+0x9b/0x7c0
[ 50.936430][ T3603] ip_local_deliver_finish+0x2e8/0x4c0
[ 50.941898][ T3603] ip_local_deliver+0x1aa/0x200
[ 50.946758][ T3603] ip_rcv_finish+0x1cb/0x2f0
[ 50.951353][ T3603] ip_rcv+0xaa/0xd0
[ 50.955164][ T3603] __netif_receive_skb_one_core+0x114/0x180
[ 50.961057][ T3603] __netif_receive_skb+0x1f/0x1c0
[ 50.966093][ T3603] process_backlog+0x3a0/0x7c0
[ 50.970853][ T3603] __napi_poll+0xb3/0x6d0
[ 50.975179][ T3603] net_rx_action+0x9c1/0xd90
[ 50.979768][ T3603] __do_softirq+0x1d0/0x9c8
[ 50.984283][ T3603]
[ 50.986602][ T3603] Freed by task 3603:
[ 50.990571][ T3603] kasan_save_stack+0x1e/0x40
[ 50.995253][ T3603] kasan_set_track+0x21/0x30
[ 50.999847][ T3603] kasan_set_free_info+0x20/0x30
[ 51.004794][ T3603] ____kasan_slab_free+0x166/0x1c0
[ 51.009918][ T3603] slab_free_freelist_hook+0x8b/0x1c0
[ 51.015291][ T3603] kfree+0xe2/0x580
[ 51.019098][ T3603] skb_free_head+0xac/0x110
[ 51.023692][ T3603] skb_release_data+0x5f1/0x870
[ 51.028545][ T3603] kfree_skb_reason+0x14e/0x410
[ 51.033401][ T3603] dccp_v4_do_rcv+0x13e/0x1a0
[ 51.038090][ T3603] __release_sock+0x12f/0x3a0
[ 51.042782][ T3603] release_sock+0x54/0x1b0
[ 51.047210][ T3603] dccp_sendmsg+0x697/0xca0
[ 51.051719][ T3603] inet_sendmsg+0x99/0xe0
[ 51.056056][ T3603] sock_sendmsg+0xcf/0x120
[ 51.060471][ T3603] ____sys_sendmsg+0x334/0x8c0
[ 51.065249][ T3603] ___sys_sendmsg+0x110/0x1b0
[ 51.069935][ T3603] __sys_sendmmsg+0x18b/0x460
[ 51.074618][ T3603] __x64_sys_sendmmsg+0x99/0x100
[ 51.079563][ T3603] do_syscall_64+0x35/0xb0
[ 51.083993][ T3603] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 51.089903][ T3603]
[ 51.092233][ T3603] The buggy address belongs to the object at ffff8880243be000
[ 51.092233][ T3603] which belongs to the cache kmalloc-2k of size 2048
[ 51.106289][ T3603] The buggy address is located 1172 bytes inside of
[ 51.106289][ T3603] 2048-byte region [ffff8880243be000, ffff8880243be800)
[ 51.119823][ T3603]
[ 51.122151][ T3603] The buggy address belongs to the physical page:
[ 51.128556][ T3603] page:ffffea000090ee00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x243b8
[ 51.138709][ T3603] head:ffffea000090ee00 order:3 compound_mapcount:0 compound_pincount:0
[ 51.147031][ T3603] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
[ 51.155020][ T3603] raw: 00fff00000010200 0000000000000000 dead000000000122 ffff888011842000
[ 51.163607][ T3603] raw: 0000000000000000 0000000000080008 00000001ffffffff 0000000000000000
[ 51.172182][ T3603] page dumped because: kasan: bad access detected
[ 51.178590][ T3603] page_owner tracks the page as allocated
[ 51.184299][ T3603] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3603, tgid 3603 (syz-executor113), ts 50526286665, free_ts 50495551969
[ 51.205932][ T3603] get_page_from_freelist+0x109b/0x2ce0
[ 51.211586][ T3603] __alloc_pages+0x1c7/0x510
[ 51.216190][ T3603] alloc_pages+0x1a6/0x270
[ 51.220614][ T3603] allocate_slab+0x27e/0x3d0
[ 51.225208][ T3603] ___slab_alloc+0x84f/0xe80
[ 51.229811][ T3603] __slab_alloc.constprop.0+0x4d/0xa0
[ 51.235201][ T3603] __kmalloc_node_track_caller+0x2f1/0x390
[ 51.241011][ T3603] __alloc_skb+0xd9/0x2f0
[ 51.245353][ T3603] alloc_skb_with_frags+0x93/0x6c0
[ 51.250473][ T3603] sock_alloc_send_pskb+0x7a3/0x930
[ 51.255688][ T3603] dccp_sendmsg+0x2b0/0xca0
[ 51.260196][ T3603] inet_sendmsg+0x99/0xe0
[ 51.264552][ T3603] sock_sendmsg+0xcf/0x120
[ 51.269006][ T3603] ____sys_sendmsg+0x712/0x8c0
[ 51.273784][ T3603] ___sys_sendmsg+0x110/0x1b0
[ 51.278476][ T3603] __sys_sendmsg+0xf3/0x1c0
[ 51.282986][ T3603] page last free stack trace:
[ 51.287738][ T3603] free_pcp_prepare+0x5e4/0xd20
[ 51.292609][ T3603] free_unref_page+0x19/0x4d0
[ 51.297300][ T3603] __unfreeze_partials+0x17c/0x1a0
[ 51.302420][ T3603] qlist_free_all+0x6a/0x170
[ 51.307025][ T3603] kasan_quarantine_reduce+0x180/0x200
[ 51.312501][ T3603] __kasan_slab_alloc+0xa2/0xc0
[ 51.317369][ T3603] kmem_cache_alloc_trace+0x2c0/0x3e0
[ 51.322747][ T3603] __ipv6_dev_mc_inc+0x3de/0xec0
[ 51.327695][ T3603] addrconf_dad_work+0xc56/0x12d0
[ 51.332754][ T3603] process_one_work+0x991/0x1610
[ 51.337701][ T3603] worker_thread+0x665/0x1080
[ 51.342383][ T3603] kthread+0x2e4/0x3a0
[ 51.346459][ T3603] ret_from_fork+0x1f/0x30
[ 51.350897][ T3603]
[ 51.353220][ T3603] Memory state around the buggy address:
[ 51.359885][ T3603] ffff8880243be380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 51.367944][ T3603] ffff8880243be400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 51.376002][ T3603] >ffff8880243be480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 51.384061][ T3603] ^
[ 51.388643][ T3603] ffff8880243be500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 51.396702][ T3603] ffff8880243be580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 51.404757][ T3603] ==================================================================
[ 51.434711][ T3603] Kernel panic - not syncing: panic_on_warn set ...
[ 51.441426][ T3603] CPU: 1 PID: 3603 Comm: syz-executor113 Not tainted 6.0.0-syzkaller-02734-g0326074ff465 #0
[ 51.451517][ T3603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[ 51.461801][ T3603] Call Trace:
[ 51.465086][ T3603]
[ 51.468020][ T3603] dump_stack_lvl+0xcd/0x134
[ 51.472625][ T3603] panic+0x2c8/0x627
[ 51.476531][ T3603] ? panic_print_sys_info.part.0+0x10b/0x10b
[ 51.482524][ T3603] ? preempt_schedule_common+0x59/0xc0
[ 51.487991][ T3603] ? preempt_schedule_thunk+0x16/0x18
[ 51.493384][ T3603] ? ccid2_hc_tx_packet_recv+0x22a6/0x2610
[ 51.499292][ T3603] end_report.part.0+0x3f/0x7c
[ 51.504061][ T3603] kasan_report.cold+0xa/0xf
[ 51.508656][ T3603] ? ccid2_hc_tx_packet_recv+0x22a6/0x2610
[ 51.514479][ T3603] ccid2_hc_tx_packet_recv+0x22a6/0x2610
[ 51.520124][ T3603] ? slab_free_freelist_hook+0x8b/0x1c0
[ 51.525679][ T3603] ? dccp_ackvec_clear_state+0x2e6/0x6f0
[ 51.531321][ T3603] ? memset+0x20/0x40
[ 51.535330][ T3603] ? ccid2_hc_tx_rto_expire+0x6c0/0x6c0
[ 51.540892][ T3603] dccp_deliver_input_to_ccids+0x1eb/0x260
[ 51.546710][ T3603] dccp_rcv_established+0x107/0x160
[ 51.551914][ T3603] dccp_v4_do_rcv+0x164/0x1a0
[ 51.556615][ T3603] __release_sock+0x12f/0x3a0
[ 51.561321][ T3603] release_sock+0x54/0x1b0
[ 51.565754][ T3603] dccp_sendmsg+0x697/0xca0
[ 51.570272][ T3603] ? trace_event_raw_event_dccp_probe+0xd90/0xd90
[ 51.576694][ T3603] ? aa_af_perm+0x230/0x230
[ 51.581205][ T3603] ? __import_iovec+0x1f7/0x610
[ 51.586072][ T3603] inet_sendmsg+0x99/0xe0
[ 51.590412][ T3603] ? inet_send_prepare+0x4e0/0x4e0
[ 51.595536][ T3603] sock_sendmsg+0xcf/0x120
[ 51.599956][ T3603] ____sys_sendmsg+0x334/0x8c0
[ 51.604724][ T3603] ? copy_msghdr_from_user+0xfc/0x150
[ 51.610109][ T3603] ? kernel_sendmsg+0x50/0x50
[ 51.614797][ T3603] ___sys_sendmsg+0x110/0x1b0
[ 51.619829][ T3603] ? do_recvmmsg+0x6e0/0x6e0
[ 51.624432][ T3603] ? find_held_lock+0x2d/0x110
[ 51.629214][ T3603] ? __might_fault+0xd1/0x170
[ 51.633891][ T3603] ? lock_downgrade+0x6e0/0x6e0
[ 51.638752][ T3603] __sys_sendmmsg+0x18b/0x460
[ 51.643444][ T3603] ? __ia32_sys_sendmsg+0xb0/0xb0
[ 51.648482][ T3603] ? __ct_user_exit+0xff/0x150
[ 51.653254][ T3603] ? lock_downgrade+0x6e0/0x6e0
[ 51.658138][ T3603] ? lock_downgrade+0x6e0/0x6e0
[ 51.663011][ T3603] ? syscall_enter_from_user_mode+0x22/0xb0
[ 51.668933][ T3603] __x64_sys_sendmmsg+0x99/0x100
[ 51.673890][ T3603] ? syscall_enter_from_user_mode+0x22/0xb0
[ 51.679807][ T3603] do_syscall_64+0x35/0xb0
[ 51.684241][ T3603] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 51.690152][ T3603] RIP: 0033:0x7fc6752a8f29
[ 51.694569][ T3603] Code: 28 c3 e8 4a 15 00 00 66 2e 0f 1f 84 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
[ 51.714184][ T3603] RSP: 002b:00007ffd7dc96008 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
[ 51.722687][ T3603] RAX: ffffffffffffffda RBX: 00007ffd7dc96048 RCX: 00007fc6752a8f29
[ 51.731018][ T3603] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005
[ 51.738998][ T3603] RBP: 00007ffd7dc96010 R08: 0000000000000001 R09: 0000000000000036
[ 51.746969][ T3603] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 51.754941][ T3603] R13: 00007ffd7dc96070 R14: 0000000000000000 R15: 0000000000000000
[ 51.762924][ T3603]
[ 51.766097][ T3603] Kernel Offset: disabled
[ 51.770417][ T3603] Rebooting in 86400 seconds..