[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 109.977660][ T32] audit: type=1800 audit(1583404313.036:25): pid=11245 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 110.002292][ T32] audit: type=1800 audit(1583404313.056:26): pid=11245 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 110.055661][ T32] audit: type=1800 audit(1583404313.086:27): pid=11245 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.12' (ECDSA) to the list of known hosts. syzkaller login: [ 123.335612][T11399] IPVS: ftp: loaded support on port[0] = 21 [ 123.429639][T11399] chnl_net:caif_netlink_parms(): no params data found [ 123.509254][T11399] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.517217][T11399] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.526019][T11399] device bridge_slave_0 entered promiscuous mode [ 123.534842][T11399] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.542207][T11399] bridge0: port 2(bridge_slave_1) entered disabled state [ 123.550535][T11399] device bridge_slave_1 entered promiscuous mode [ 123.578030][T11399] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 123.590275][T11399] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 123.618808][T11399] team0: Port device team_slave_0 added [ 123.627413][T11399] team0: Port device team_slave_1 added [ 123.650461][T11399] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 123.657679][T11399] 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. [ 123.683954][T11399] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 123.696198][T11399] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 123.703525][T11399] 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. [ 123.729907][T11399] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 123.795842][T11399] device hsr_slave_0 entered promiscuous mode [ 123.842510][T11399] device hsr_slave_1 entered promiscuous mode [ 123.997177][T11399] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 124.056724][T11399] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 124.116535][T11399] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 124.176721][T11399] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 124.260754][T11399] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.268274][T11399] bridge0: port 2(bridge_slave_1) entered forwarding state [ 124.276317][T11399] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.283871][T11399] bridge0: port 1(bridge_slave_0) entered forwarding state [ 124.354684][T11399] 8021q: adding VLAN 0 to HW filter on device bond0 [ 124.371553][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 124.383691][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 124.393619][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 124.405719][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 124.423222][T11399] 8021q: adding VLAN 0 to HW filter on device team0 [ 124.438574][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 124.450265][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 124.459643][ T2725] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.466827][ T2725] bridge0: port 1(bridge_slave_0) entered forwarding state [ 124.482541][ T3902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 124.492613][ T3902] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 124.502114][ T3902] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.509355][ T3902] bridge0: port 2(bridge_slave_1) entered forwarding state [ 124.526672][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 124.552408][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 124.563124][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 124.573295][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 124.583477][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 124.593678][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 124.614778][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 124.624419][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 124.634663][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 124.644332][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 124.653903][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 124.668622][T11399] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 124.695819][ T3902] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 124.703765][ T3902] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 124.720140][T11399] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 124.747372][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 124.758345][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 124.787105][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 124.796988][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 124.809052][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 124.817736][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 124.830045][T11399] device veth0_vlan entered promiscuous mode [ 124.845578][T11399] device veth1_vlan entered promiscuous mode [ 124.875456][ T3902] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 124.884944][ T3902] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 124.895201][ T3902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 124.904691][ T3902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 124.920367][T11399] device veth0_macvtap entered promiscuous mode [ 124.932342][T11399] device veth1_macvtap entered promiscuous mode [ 124.956876][T11399] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 124.965244][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 124.974721][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 124.983464][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 124.993746][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 125.010919][T11399] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 125.019898][ T3902] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 125.029746][ T3902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 125.282688][ C0] ===================================================== [ 125.289780][ C0] BUG: KMSAN: use-after-free in find_match+0x317/0x1480 [ 125.296727][ C0] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 5.6.0-rc2-syzkaller #0 [ 125.304818][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.314893][ C0] Call Trace: [ 125.318236][ C0] dump_stack+0x1c9/0x220 [ 125.322608][ C0] kmsan_report+0xf7/0x1e0 [ 125.327028][ C0] __msan_warning+0x58/0xa0 [ 125.331541][ C0] find_match+0x317/0x1480 [ 125.335961][ C0] ? __msan_metadata_ptr_for_store_4+0x13/0x20 [ 125.342114][ C0] ? kmsan_get_metadata+0x11d/0x180 [ 125.347443][ C0] __find_rr_leaf+0x3f9/0x1160 [ 125.352379][ C0] ? kmsan_get_metadata+0x4f/0x180 [ 125.357513][ C0] fib6_table_lookup+0x586/0x1420 [ 125.362591][ C0] ip6_pol_route+0x203/0x2960 [ 125.367370][ C0] ip6_pol_route_input+0x123/0x140 [ 125.372580][ C0] fib6_rule_lookup+0x38f/0xa10 [ 125.377424][ C0] ? ip6_route_input_lookup+0x1f0/0x1f0 [ 125.383116][ C0] ? kmsan_get_metadata+0x11d/0x180 [ 125.388493][ C0] ip6_route_input+0xb9d/0xcf0 [ 125.393268][ C0] ? kmsan_get_metadata+0x11d/0x180 [ 125.398470][ C0] ip6_rcv_finish_core+0x1f9/0x470 [ 125.403578][ C0] ipv6_rcv+0x628/0x710 [ 125.407732][ C0] ? local_bh_enable+0x40/0x40 [ 125.412490][ C0] process_backlog+0xa41/0x1410 [ 125.417339][ C0] ? __list_add_valid+0xb8/0x420 [ 125.422274][ C0] ? kmsan_get_metadata+0x4f/0x180 [ 125.427386][ C0] ? kmsan_get_metadata+0x11d/0x180 [ 125.432669][ C0] ? rps_trigger_softirq+0x2e0/0x2e0 [ 125.437957][ C0] net_rx_action+0x786/0x1aa0 [ 125.442643][ C0] ? net_tx_action+0xc30/0xc30 [ 125.447403][ C0] __do_softirq+0x311/0x83d [ 125.451914][ C0] ? ksoftirqd_should_run+0x30/0x30 [ 125.457120][ C0] ? takeover_tasklets+0x8f0/0x8f0 [ 125.462357][ C0] run_ksoftirqd+0x25/0x40 [ 125.466778][ C0] smpboot_thread_fn+0x493/0x980 [ 125.471728][ C0] kthread+0x4b5/0x4f0 [ 125.475802][ C0] ? cpu_report_death+0x180/0x180 [ 125.480850][ C0] ? kthread_blkcg+0xf0/0xf0 [ 125.485442][ C0] ret_from_fork+0x35/0x40 [ 125.489856][ C0] [ 125.492184][ C0] Uninit was created at: [ 125.496435][ C0] kmsan_internal_poison_shadow+0x66/0xd0 [ 125.502148][ C0] kmsan_slab_free+0x6e/0xb0 [ 125.506727][ C0] kfree+0x565/0x30a0 [ 125.510698][ C0] netdev_name_node_alt_destroy+0x587/0x690 [ 125.516578][ C0] rtnl_linkprop+0x939/0xc00 [ 125.521154][ C0] rtnl_dellinkprop+0x9d/0xb0 [ 125.525816][ C0] rtnetlink_rcv_msg+0x1153/0x1570 [ 125.530913][ C0] netlink_rcv_skb+0x451/0x650 [ 125.535721][ C0] rtnetlink_rcv+0x50/0x60 [ 125.540163][ C0] netlink_unicast+0xf9e/0x1100 [ 125.545129][ C0] netlink_sendmsg+0x1246/0x14d0 [ 125.550083][ C0] ____sys_sendmsg+0x12b6/0x1350 [ 125.555013][ C0] __sys_sendmsg+0x451/0x5f0 [ 125.559606][ C0] __se_sys_sendmsg+0x97/0xb0 [ 125.564273][ C0] __x64_sys_sendmsg+0x4a/0x70 [ 125.569024][ C0] do_syscall_64+0xb8/0x160 [ 125.573528][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 125.579400][ C0] ===================================================== [ 125.586312][ C0] Disabling lock debugging due to kernel taint [ 125.592445][ C1] ===================================================== [ 125.592449][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 125.592468][ C0] CPU: 0 PID: 9 Comm: ksoftirqd/0 Tainted: G B 5.6.0-rc2-syzkaller #0 [ 125.599410][ C1] BUG: KMSAN: use-after-free in find_match+0x317/0x1480 [ 125.606109][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.632553][ C0] Call Trace: [ 125.635853][ C0] dump_stack+0x1c9/0x220 [ 125.640187][ C0] panic+0x3d5/0xc3e [ 125.644108][ C0] kmsan_report+0x1df/0x1e0 [ 125.648631][ C0] __msan_warning+0x58/0xa0 [ 125.653129][ C0] find_match+0x317/0x1480 [ 125.657543][ C0] ? __msan_metadata_ptr_for_store_4+0x13/0x20 [ 125.663686][ C0] ? kmsan_get_metadata+0x11d/0x180 [ 125.668915][ C0] __find_rr_leaf+0x3f9/0x1160 [ 125.673693][ C0] ? kmsan_get_metadata+0x4f/0x180 [ 125.678814][ C0] fib6_table_lookup+0x586/0x1420 [ 125.683879][ C0] ip6_pol_route+0x203/0x2960 [ 125.688578][ C0] ip6_pol_route_input+0x123/0x140 [ 125.693698][ C0] fib6_rule_lookup+0x38f/0xa10 [ 125.698705][ C0] ? ip6_route_input_lookup+0x1f0/0x1f0 [ 125.704289][ C0] ? kmsan_get_metadata+0x11d/0x180 [ 125.709489][ C0] ip6_route_input+0xb9d/0xcf0 [ 125.714273][ C0] ? kmsan_get_metadata+0x11d/0x180 [ 125.719763][ C0] ip6_rcv_finish_core+0x1f9/0x470 [ 125.724869][ C0] ipv6_rcv+0x628/0x710 [ 125.729025][ C0] ? local_bh_enable+0x40/0x40 [ 125.733796][ C0] process_backlog+0xa41/0x1410 [ 125.738641][ C0] ? __list_add_valid+0xb8/0x420 [ 125.743571][ C0] ? kmsan_get_metadata+0x4f/0x180 [ 125.748691][ C0] ? kmsan_get_metadata+0x11d/0x180 [ 125.753885][ C0] ? rps_trigger_softirq+0x2e0/0x2e0 [ 125.759164][ C0] net_rx_action+0x786/0x1aa0 [ 125.763850][ C0] ? net_tx_action+0xc30/0xc30 [ 125.768606][ C0] __do_softirq+0x311/0x83d [ 125.773112][ C0] ? ksoftirqd_should_run+0x30/0x30 [ 125.778297][ C0] ? takeover_tasklets+0x8f0/0x8f0 [ 125.783395][ C0] run_ksoftirqd+0x25/0x40 [ 125.787802][ C0] smpboot_thread_fn+0x493/0x980 [ 125.792743][ C0] kthread+0x4b5/0x4f0 [ 125.796960][ C0] ? cpu_report_death+0x180/0x180 [ 125.802006][ C0] ? kthread_blkcg+0xf0/0xf0 [ 125.806613][ C0] ret_from_fork+0x35/0x40 [ 125.811051][ C1] CPU: 1 PID: 3902 Comm: kworker/1:2 Tainted: G B 5.6.0-rc2-syzkaller #0 [ 125.820771][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.831350][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 125.837315][ C1] Call Trace: [ 125.840600][ C1] [ 125.843443][ C1] dump_stack+0x1c9/0x220 [ 125.847790][ C1] kmsan_report+0xf7/0x1e0 [ 125.852218][ C1] __msan_warning+0x58/0xa0 [ 125.856857][ C1] find_match+0x317/0x1480 [ 125.861303][ C1] ? veth_xmit+0x6e1/0xb70 [ 125.865735][ C1] ? kmsan_get_metadata+0x11d/0x180 [ 125.871062][ C1] __find_rr_leaf+0x3f9/0x1160 [ 125.875905][ C1] ? kmsan_get_metadata+0x4f/0x180 [ 125.881025][ C1] fib6_table_lookup+0x586/0x1420 [ 125.886078][ C1] ip6_pol_route+0x203/0x2960 [ 125.890779][ C1] ip6_pol_route_input+0x123/0x140 [ 125.895906][ C1] fib6_rule_lookup+0x38f/0xa10 [ 125.900757][ C1] ? ip6_route_input_lookup+0x1f0/0x1f0 [ 125.906300][ C1] ? kmsan_get_metadata+0x11d/0x180 [ 125.911666][ C1] ip6_route_input+0xb9d/0xcf0 [ 125.916440][ C1] ? br_nf_forward_finish+0xf47/0x11a0 [ 125.921888][ C1] ? kmsan_get_metadata+0x11d/0x180 [ 125.927197][ C1] ip6_rcv_finish_core+0x1f9/0x470 [ 125.932311][ C1] ip6_rcv_finish+0x2e8/0x3b0 [ 125.936992][ C1] ip_sabotage_in+0x2f6/0x350 [ 125.941666][ C1] ? local_bh_enable+0x40/0x40 [ 125.946424][ C1] ? br_nf_post_routing+0x17e0/0x17e0 [ 125.951800][ C1] nf_hook_slow+0x16e/0x400 [ 125.956308][ C1] ipv6_rcv+0x273/0x710 [ 125.960472][ C1] ? local_bh_enable+0x40/0x40 [ 125.965227][ C1] netif_receive_skb+0x66b/0xf20 [ 125.970176][ C1] ? __msan_metadata_ptr_for_load_2+0x10/0x20 [ 125.976234][ C1] ? nf_hook_slow+0x385/0x400 [ 125.980914][ C1] br_pass_frame_up+0x964/0x9c0 [ 125.985810][ C1] ? br_handle_local_finish+0x3f0/0x3f0 [ 125.991371][ C1] br_handle_frame_finish+0x1a37/0x1bb0 [ 125.996990][ C1] ? brport_get_ownership+0xf0/0xf0 [ 126.002204][ C1] ? brport_get_ownership+0xf0/0xf0 [ 126.007425][ C1] br_nf_hook_thresh+0x4f7/0x680 [ 126.012395][ C1] ? brport_get_ownership+0xf0/0xf0 [ 126.017593][ C1] br_nf_pre_routing_finish_ipv6+0xe72/0x1000 [ 126.023674][ C1] ? brport_get_ownership+0xf0/0xf0 [ 126.028928][ C1] br_nf_pre_routing_ipv6+0x6ad/0x7f0 [ 126.034326][ C1] ? br_nf_pre_routing_ipv6+0x7f0/0x7f0 [ 126.039872][ C1] br_nf_pre_routing+0xd0e/0x1fd0 [ 126.044911][ C1] ? kmsan_get_metadata+0x11d/0x180 [ 126.050100][ C1] ? brnf_device_event+0x3c0/0x3c0 [ 126.055221][ C1] br_handle_frame+0xcd2/0x2050 [ 126.060167][ C1] ? brport_get_ownership+0xf0/0xf0 [ 126.065361][ C1] ? br_pass_frame_up+0x9c0/0x9c0 [ 126.070482][ C1] __netif_receive_skb_core+0x21de/0x5840 [ 126.076192][ C1] ? try_to_wake_up+0x1f1a/0x26d0 [ 126.081303][ C1] ? kmsan_set_origin_checked+0x95/0xf0 [ 126.086855][ C1] ? __msan_poison_alloca+0xf0/0x120 [ 126.092128][ C1] ? kmsan_get_metadata+0x4f/0x180 [ 126.097235][ C1] process_backlog+0x936/0x1410 [ 126.102085][ C1] ? kmsan_get_metadata+0x4f/0x180 [ 126.107193][ C1] ? kmsan_get_metadata+0x11d/0x180 [ 126.112390][ C1] ? rps_trigger_softirq+0x2e0/0x2e0 [ 126.117755][ C1] net_rx_action+0x786/0x1aa0 [ 126.122441][ C1] ? net_tx_action+0xc30/0xc30 [ 126.127375][ C1] __do_softirq+0x311/0x83d [ 126.131879][ C1] do_softirq_own_stack+0x49/0x80 [ 126.136883][ C1] [ 126.139991][ C1] __local_bh_enable_ip+0x184/0x1d0 [ 126.145216][ C1] local_bh_enable+0x36/0x40 [ 126.149816][ C1] ip6_finish_output2+0x2113/0x2640 [ 126.155042][ C1] ? kmsan_get_metadata+0x11d/0x180 [ 126.160253][ C1] __ip6_finish_output+0x824/0x8e0 [ 126.165417][ C1] ip6_finish_output+0x166/0x410 [ 126.170370][ C1] ip6_output+0x60a/0x770 [ 126.174705][ C1] ? ip6_output+0x770/0x770 [ 126.179218][ C1] ? ac6_seq_show+0x200/0x200 [ 126.183896][ C1] ndisc_send_skb+0x1047/0x15a0 [ 126.188774][ C1] ? ndisc_error_report+0x1a0/0x1a0 [ 126.193988][ C1] ndisc_send_ns+0xe38/0xe80 [ 126.198662][ C1] ? __queue_delayed_work+0x27f/0x450 [ 126.204053][ C1] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 126.209875][ C1] addrconf_dad_work+0xc0b/0x2aa0 [ 126.214890][ C1] ? kmsan_get_metadata+0x11d/0x180 [ 126.220095][ C1] ? ipv6_get_saddr_eval+0x1350/0x1350 [ 126.225541][ C1] process_one_work+0x1555/0x1f40 [ 126.230598][ C1] worker_thread+0xef6/0x2450 [ 126.235289][ C1] kthread+0x4b5/0x4f0 [ 126.239350][ C1] ? process_one_work+0x1f40/0x1f40 [ 126.244549][ C1] ? kthread_blkcg+0xf0/0xf0 [ 126.249132][ C1] ret_from_fork+0x35/0x40 [ 126.253545][ C1] [ 126.255858][ C1] Uninit was created at: [ 126.260089][ C1] kmsan_internal_poison_shadow+0x66/0xd0 [ 126.265796][ C1] kmsan_slab_free+0x6e/0xb0 [ 126.270469][ C1] kfree+0x565/0x30a0 [ 126.274460][ C1] netdev_name_node_alt_destroy+0x587/0x690 [ 126.280721][ C1] rtnl_linkprop+0x939/0xc00 [ 126.285305][ C1] rtnl_dellinkprop+0x9d/0xb0 [ 126.289996][ C1] rtnetlink_rcv_msg+0x1153/0x1570 [ 126.295103][ C1] netlink_rcv_skb+0x451/0x650 [ 126.299857][ C1] rtnetlink_rcv+0x50/0x60 [ 126.304260][ C1] netlink_unicast+0xf9e/0x1100 [ 126.309095][ C1] netlink_sendmsg+0x1246/0x14d0 [ 126.314037][ C1] ____sys_sendmsg+0x12b6/0x1350 [ 126.318973][ C1] __sys_sendmsg+0x451/0x5f0 [ 126.323568][ C1] __se_sys_sendmsg+0x97/0xb0 [ 126.328228][ C1] __x64_sys_sendmsg+0x4a/0x70 [ 126.332981][ C1] do_syscall_64+0xb8/0x160 [ 126.337627][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 126.343507][ C1] ===================================================== [ 127.038406][ C0] Shutting down cpus with NMI [ 127.056899][ C0] Kernel Offset: 0x14600000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 127.068586][ C0] Rebooting in 86400 seconds..