[ 77.710609][ T27] audit: type=1800 audit(1582352540.630:24): pid=9717 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="sudo" dev="sda1" ino=2454 res=0 [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 78.457001][ T27] audit: type=1800 audit(1582352541.500:25): pid=9717 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 78.476876][ T27] audit: type=1800 audit(1582352541.500:26): pid=9717 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 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 '10.128.0.144' (ECDSA) to the list of known hosts. syzkaller login: [ 88.768201][ T9871] IPVS: ftp: loaded support on port[0] = 21 [ 88.819056][ T9871] chnl_net:caif_netlink_parms(): no params data found [ 88.856934][ T9871] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.864491][ T9871] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.872500][ T9871] device bridge_slave_0 entered promiscuous mode [ 88.880968][ T9871] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.888434][ T9871] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.896148][ T9871] device bridge_slave_1 entered promiscuous mode [ 88.913821][ T9871] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.924750][ T9871] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.944705][ T9871] team0: Port device team_slave_0 added [ 88.952213][ T9871] team0: Port device team_slave_1 added [ 88.967789][ T9871] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.974757][ T9871] 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. [ 89.000853][ T9871] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 89.013200][ T9871] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 89.020430][ T9871] 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. [ 89.046635][ T9871] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 89.129096][ T9871] device hsr_slave_0 entered promiscuous mode [ 89.197122][ T9871] device hsr_slave_1 entered promiscuous mode [ 89.341675][ T9871] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 89.419156][ T9871] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 89.468885][ T9871] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 89.508801][ T9871] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 89.571172][ T9871] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.578391][ T9871] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.586051][ T9871] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.593183][ T9871] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.637139][ T9871] 8021q: adding VLAN 0 to HW filter on device bond0 [ 89.650166][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 89.660761][ T2916] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.669118][ T2916] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.677649][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 89.691162][ T9871] 8021q: adding VLAN 0 to HW filter on device team0 [ 89.702015][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 89.711042][ T2853] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.718186][ T2853] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.730295][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 89.739101][ T2916] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.746132][ T2916] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.768636][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 89.778188][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 89.786914][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 89.803266][ T9871] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 89.814489][ T9871] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 89.828121][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 89.836930][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 89.845424][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 89.864786][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 89.872306][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 89.884937][ T9871] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 89.903885][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 89.913115][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 89.935070][ T9871] device veth0_vlan entered promiscuous mode [ 89.942440][ T2859] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 89.951546][ T2859] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 89.961249][ T2859] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 89.969538][ T2859] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 89.982567][ T9871] device veth1_vlan entered promiscuous mode [ 90.003154][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 90.011584][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 90.019898][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 90.028340][ T2919] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 90.039719][ T9871] device veth0_macvtap entered promiscuous mode [ 90.050451][ T9871] device veth1_macvtap entered promiscuous mode [ 90.065774][ T9871] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 90.073407][ T2859] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 90.082530][ T2859] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 90.090611][ T2859] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 90.099360][ T2859] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 90.110910][ T9871] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 90.119549][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 90.129505][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 90.356607][ C0] ================================================================== [ 90.365004][ C0] BUG: KASAN: use-after-free in find_match+0xb39/0xc90 [ 90.371843][ C0] Read of size 8 at addr ffff8880a022e320 by task kworker/0:22/2853 [ 90.379796][ C0] [ 90.382107][ C0] CPU: 0 PID: 2853 Comm: kworker/0:22 Not tainted 5.6.0-rc2-syzkaller #0 [ 90.390583][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.400752][ C0] Workqueue: ipv6_addrconf addrconf_dad_work [ 90.406778][ C0] Call Trace: [ 90.410054][ C0] [ 90.412914][ C0] dump_stack+0x197/0x210 [ 90.417276][ C0] ? find_match+0xb39/0xc90 [ 90.421773][ C0] print_address_description.constprop.0.cold+0xd4/0x30b [ 90.428778][ C0] ? find_match+0xb39/0xc90 [ 90.433261][ C0] ? find_match+0xb39/0xc90 [ 90.437746][ C0] __kasan_report.cold+0x1b/0x32 [ 90.442665][ C0] ? find_match+0xb39/0xc90 [ 90.447154][ C0] kasan_report+0x12/0x20 [ 90.451464][ C0] __asan_report_load8_noabort+0x14/0x20 [ 90.457076][ C0] find_match+0xb39/0xc90 [ 90.461384][ C0] ? rcu_read_lock_held+0x9c/0xb0 [ 90.466396][ C0] ? rcu_read_lock_held_common+0x130/0x130 [ 90.472203][ C0] __find_rr_leaf+0x14e/0x750 [ 90.476870][ C0] ? nexthop_is_blackhole+0x690/0x690 [ 90.482229][ C0] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 90.488394][ C0] ? rcu_read_lock_held+0x9c/0xb0 [ 90.493396][ C0] ? rcu_read_lock_held_common+0x130/0x130 [ 90.499179][ C0] ? unwind_dump+0x100/0x100 [ 90.503750][ C0] fib6_table_lookup+0x697/0xdb0 [ 90.508682][ C0] ? rt6_age_exceptions+0x130/0x130 [ 90.513881][ C0] ? __kasan_check_read+0x11/0x20 [ 90.518906][ C0] ip6_pol_route+0x1f6/0xa70 [ 90.523626][ C0] ? ip6_pol_route_lookup+0x12e0/0x12e0 [ 90.529159][ C0] ? flow_hash_from_keys+0x2c4/0x8c0 [ 90.534433][ C0] ? mark_lock+0xc2/0x1220 [ 90.538833][ C0] ip6_pol_route_input+0x65/0x80 [ 90.543781][ C0] fib6_rule_lookup+0x133/0x7d0 [ 90.548616][ C0] ? ip6_pol_route+0xa70/0xa70 [ 90.553360][ C0] ? fib6_lookup+0x340/0x340 [ 90.557954][ C0] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 90.564190][ C0] ? nf_conntrack_icmpv6_error+0x3c1/0x560 [ 90.570001][ C0] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 90.575939][ C0] ip6_route_input_lookup+0xb7/0xd0 [ 90.581138][ C0] ip6_route_input+0x5f0/0xa40 [ 90.585906][ C0] ? ip6_route_check_nh+0x670/0x670 [ 90.591100][ C0] ? ksm_scan_thread+0x848/0x5140 [ 90.596133][ C0] ? rcu_read_lock_held+0x9c/0xb0 [ 90.601163][ C0] ? rcu_read_lock_held_common+0x130/0x130 [ 90.606972][ C0] ip6_rcv_finish_core.isra.0+0x174/0x590 [ 90.612688][ C0] ip6_rcv_finish+0x17a/0x310 [ 90.617365][ C0] ipv6_rcv+0x10e/0x420 [ 90.621525][ C0] ? ip6_rcv_core.isra.0+0x1c30/0x1c30 [ 90.627079][ C0] ? ip6_rcv_finish_core.isra.0+0x590/0x590 [ 90.633018][ C0] ? ip6_rcv_core.isra.0+0x1c30/0x1c30 [ 90.638470][ C0] __netif_receive_skb_one_core+0x113/0x1a0 [ 90.644361][ C0] ? __netif_receive_skb_core+0x30b0/0x30b0 [ 90.650257][ C0] ? lock_acquire+0x190/0x410 [ 90.654930][ C0] ? process_backlog+0x1b5/0x780 [ 90.659863][ C0] __netif_receive_skb+0x2c/0x1d0 [ 90.664930][ C0] process_backlog+0x226/0x780 [ 90.669790][ C0] ? net_rx_action+0x27b/0x1120 [ 90.674632][ C0] ? lockdep_hardirqs_on+0x19e/0x5e0 [ 90.679920][ C0] net_rx_action+0x508/0x1120 [ 90.684602][ C0] ? napi_busy_loop+0x970/0x970 [ 90.689489][ C0] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.695033][ C0] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 90.701008][ C0] ? ip6_finish_output2+0x10d3/0x25c0 [ 90.706383][ C0] ? trace_hardirqs_on+0x67/0x240 [ 90.711426][ C0] __do_softirq+0x262/0x98c [ 90.715924][ C0] ? ip6_finish_output2+0x10d3/0x25c0 [ 90.721340][ C0] do_softirq_own_stack+0x2a/0x40 [ 90.726351][ C0] [ 90.729277][ C0] do_softirq.part.0+0x11a/0x170 [ 90.734212][ C0] __local_bh_enable_ip+0x211/0x270 [ 90.739396][ C0] ip6_finish_output2+0x1101/0x25c0 [ 90.744581][ C0] ? ip6_frag_next+0xb20/0xb20 [ 90.749340][ C0] ? lock_downgrade+0x920/0x920 [ 90.754227][ C0] ? __kasan_check_read+0x11/0x20 [ 90.759245][ C0] __ip6_finish_output+0x444/0xaa0 [ 90.764337][ C0] ? __ip6_finish_output+0x444/0xaa0 [ 90.769612][ C0] ip6_finish_output+0x38/0x1f0 [ 90.774451][ C0] ip6_output+0x25e/0x880 [ 90.778777][ C0] ? ip6_finish_output+0x1f0/0x1f0 [ 90.783875][ C0] ? __ip6_finish_output+0xaa0/0xaa0 [ 90.789157][ C0] ndisc_send_skb+0xf1f/0x1490 [ 90.793910][ C0] ? nf_hook.constprop.0+0x560/0x560 [ 90.799401][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 90.805683][ C0] ? skb_set_owner_w+0x265/0x410 [ 90.810660][ C0] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 90.816388][ C0] ndisc_send_ns+0x3a9/0x850 [ 90.820964][ C0] ? mark_held_locks+0xa4/0xf0 [ 90.825711][ C0] ? ndisc_netdev_event+0x5e0/0x5e0 [ 90.830888][ C0] ? lockdep_hardirqs_on+0x421/0x5e0 [ 90.836163][ C0] ? addrconf_dad_work+0xb2c/0x11d0 [ 90.841340][ C0] ? trace_hardirqs_on+0x67/0x240 [ 90.846357][ C0] ? addrconf_dad_work+0xb2c/0x11d0 [ 90.851561][ C0] addrconf_dad_work+0xbf3/0x11d0 [ 90.856588][ C0] ? addrconf_dad_completed+0xbb0/0xbb0 [ 90.862123][ C0] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 90.868082][ C0] ? trace_hardirqs_on+0x67/0x240 [ 90.873090][ C0] process_one_work+0xa05/0x17a0 [ 90.878024][ C0] ? mark_held_locks+0xf0/0xf0 [ 90.882803][ C0] ? pwq_dec_nr_in_flight+0x320/0x320 [ 90.888159][ C0] ? lock_acquire+0x190/0x410 [ 90.892882][ C0] worker_thread+0x98/0xe40 [ 90.897383][ C0] kthread+0x361/0x430 [ 90.901432][ C0] ? process_one_work+0x17a0/0x17a0 [ 90.906662][ C0] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 90.912373][ C0] ret_from_fork+0x24/0x30 [ 90.916796][ C0] [ 90.919108][ C0] Allocated by task 9871: [ 90.923417][ C0] save_stack+0x23/0x90 [ 90.927552][ C0] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 90.933163][ C0] kasan_kmalloc+0x9/0x10 [ 90.937469][ C0] __kmalloc_node+0x4e/0x70 [ 90.941984][ C0] kvmalloc_node+0x68/0x100 [ 90.946476][ C0] alloc_netdev_mqs+0x98/0xe40 [ 90.951235][ C0] rtnl_create_link+0x22d/0xaf0 [ 90.956091][ C0] __rtnl_newlink+0xf9f/0x1790 [ 90.960850][ C0] rtnl_newlink+0x69/0xa0 [ 90.965171][ C0] rtnetlink_rcv_msg+0x45e/0xaf0 [ 90.970089][ C0] netlink_rcv_skb+0x177/0x450 [ 90.974828][ C0] rtnetlink_rcv+0x1d/0x30 [ 90.979235][ C0] netlink_unicast+0x59e/0x7e0 [ 90.983984][ C0] netlink_sendmsg+0x91c/0xea0 [ 90.988724][ C0] sock_sendmsg+0xd7/0x130 [ 90.993115][ C0] __sys_sendto+0x262/0x380 [ 90.997611][ C0] __x64_sys_sendto+0xe1/0x1a0 [ 91.002379][ C0] do_syscall_64+0xfa/0x790 [ 91.006874][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.012782][ C0] [ 91.015106][ C0] Freed by task 9871: [ 91.019078][ C0] save_stack+0x23/0x90 [ 91.023226][ C0] __kasan_slab_free+0x102/0x150 [ 91.028248][ C0] kasan_slab_free+0xe/0x10 [ 91.032779][ C0] kfree+0x10a/0x2c0 [ 91.036681][ C0] __netdev_name_node_alt_destroy+0x1ff/0x2a0 [ 91.042740][ C0] netdev_name_node_alt_destroy+0x57/0x80 [ 91.048444][ C0] rtnl_linkprop.isra.0+0x575/0x6f0 [ 91.053634][ C0] rtnl_dellinkprop+0x46/0x60 [ 91.058332][ C0] rtnetlink_rcv_msg+0x45e/0xaf0 [ 91.063268][ C0] netlink_rcv_skb+0x177/0x450 [ 91.068029][ C0] rtnetlink_rcv+0x1d/0x30 [ 91.072473][ C0] netlink_unicast+0x59e/0x7e0 [ 91.077231][ C0] netlink_sendmsg+0x91c/0xea0 [ 91.081985][ C0] sock_sendmsg+0xd7/0x130 [ 91.086442][ C0] ____sys_sendmsg+0x753/0x880 [ 91.091196][ C0] ___sys_sendmsg+0x100/0x170 [ 91.095860][ C0] __sys_sendmsg+0x105/0x1d0 [ 91.100442][ C0] __x64_sys_sendmsg+0x78/0xb0 [ 91.105198][ C0] do_syscall_64+0xfa/0x790 [ 91.109742][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.115649][ C0] [ 91.117970][ C0] The buggy address belongs to the object at ffff8880a022e000 [ 91.117970][ C0] which belongs to the cache kmalloc-4k of size 4096 [ 91.132122][ C0] The buggy address is located 800 bytes inside of [ 91.132122][ C0] 4096-byte region [ffff8880a022e000, ffff8880a022f000) [ 91.145546][ C0] The buggy address belongs to the page: [ 91.151184][ C0] page:ffffea0002808b80 refcount:1 mapcount:0 mapping:ffff8880aa402000 index:0x0 compound_mapcount: 0 [ 91.162109][ C0] flags: 0xfffe0000010200(slab|head) [ 91.167517][ C0] raw: 00fffe0000010200 ffffea0002481a88 ffffea00027ec888 ffff8880aa402000 [ 91.176088][ C0] raw: 0000000000000000 ffff8880a022e000 0000000100000001 0000000000000000 [ 91.184673][ C0] page dumped because: kasan: bad access detected [ 91.191066][ C0] [ 91.193385][ C0] Memory state around the buggy address: [ 91.199007][ C0] ffff8880a022e200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 91.207061][ C0] ffff8880a022e280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 91.215118][ C0] >ffff8880a022e300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 91.223193][ C0] ^ [ 91.228416][ C0] ffff8880a022e380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 91.236475][ C0] ffff8880a022e400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 91.244629][ C0] ================================================================== [ 91.252703][ C0] Disabling lock debugging due to kernel taint [ 91.258884][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 91.265462][ C0] CPU: 0 PID: 2853 Comm: kworker/0:22 Tainted: G B 5.6.0-rc2-syzkaller #0 [ 91.275291][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.285346][ C0] Workqueue: ipv6_addrconf addrconf_dad_work [ 91.291360][ C0] Call Trace: [ 91.294628][ C0] [ 91.297481][ C0] dump_stack+0x197/0x210 [ 91.301805][ C0] panic+0x2e3/0x75c [ 91.305693][ C0] ? add_taint.cold+0x16/0x16 [ 91.310371][ C0] ? trace_hardirqs_on+0x5e/0x240 [ 91.315417][ C0] ? trace_hardirqs_on+0x5e/0x240 [ 91.320437][ C0] ? find_match+0xb39/0xc90 [ 91.324931][ C0] end_report+0x47/0x4f [ 91.329078][ C0] ? find_match+0xb39/0xc90 [ 91.333630][ C0] __kasan_report.cold+0xe/0x32 [ 91.338490][ C0] ? find_match+0xb39/0xc90 [ 91.342986][ C0] kasan_report+0x12/0x20 [ 91.347302][ C0] __asan_report_load8_noabort+0x14/0x20 [ 91.352938][ C0] find_match+0xb39/0xc90 [ 91.357282][ C0] ? rcu_read_lock_held+0x9c/0xb0 [ 91.362396][ C0] ? rcu_read_lock_held_common+0x130/0x130 [ 91.368286][ C0] __find_rr_leaf+0x14e/0x750 [ 91.372950][ C0] ? nexthop_is_blackhole+0x690/0x690 [ 91.378426][ C0] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 91.384572][ C0] ? rcu_read_lock_held+0x9c/0xb0 [ 91.389609][ C0] ? rcu_read_lock_held_common+0x130/0x130 [ 91.395416][ C0] ? unwind_dump+0x100/0x100 [ 91.400000][ C0] fib6_table_lookup+0x697/0xdb0 [ 91.404965][ C0] ? rt6_age_exceptions+0x130/0x130 [ 91.410157][ C0] ? __kasan_check_read+0x11/0x20 [ 91.415171][ C0] ip6_pol_route+0x1f6/0xa70 [ 91.419749][ C0] ? ip6_pol_route_lookup+0x12e0/0x12e0 [ 91.425280][ C0] ? flow_hash_from_keys+0x2c4/0x8c0 [ 91.430615][ C0] ? mark_lock+0xc2/0x1220 [ 91.435024][ C0] ip6_pol_route_input+0x65/0x80 [ 91.439955][ C0] fib6_rule_lookup+0x133/0x7d0 [ 91.444902][ C0] ? ip6_pol_route+0xa70/0xa70 [ 91.449655][ C0] ? fib6_lookup+0x340/0x340 [ 91.454240][ C0] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 91.460473][ C0] ? nf_conntrack_icmpv6_error+0x3c1/0x560 [ 91.466299][ C0] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 91.472199][ C0] ip6_route_input_lookup+0xb7/0xd0 [ 91.477395][ C0] ip6_route_input+0x5f0/0xa40 [ 91.482151][ C0] ? ip6_route_check_nh+0x670/0x670 [ 91.487438][ C0] ? ksm_scan_thread+0x848/0x5140 [ 91.492460][ C0] ? rcu_read_lock_held+0x9c/0xb0 [ 91.497476][ C0] ? rcu_read_lock_held_common+0x130/0x130 [ 91.503265][ C0] ip6_rcv_finish_core.isra.0+0x174/0x590 [ 91.508974][ C0] ip6_rcv_finish+0x17a/0x310 [ 91.513643][ C0] ipv6_rcv+0x10e/0x420 [ 91.517829][ C0] ? ip6_rcv_core.isra.0+0x1c30/0x1c30 [ 91.523310][ C0] ? ip6_rcv_finish_core.isra.0+0x590/0x590 [ 91.529198][ C0] ? ip6_rcv_core.isra.0+0x1c30/0x1c30 [ 91.534645][ C0] __netif_receive_skb_one_core+0x113/0x1a0 [ 91.540531][ C0] ? __netif_receive_skb_core+0x30b0/0x30b0 [ 91.546416][ C0] ? lock_acquire+0x190/0x410 [ 91.551080][ C0] ? process_backlog+0x1b5/0x780 [ 91.556009][ C0] __netif_receive_skb+0x2c/0x1d0 [ 91.561136][ C0] process_backlog+0x226/0x780 [ 91.565877][ C0] ? net_rx_action+0x27b/0x1120 [ 91.570721][ C0] ? lockdep_hardirqs_on+0x19e/0x5e0 [ 91.576000][ C0] net_rx_action+0x508/0x1120 [ 91.580670][ C0] ? napi_busy_loop+0x970/0x970 [ 91.585516][ C0] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 91.591049][ C0] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 91.597023][ C0] ? ip6_finish_output2+0x10d3/0x25c0 [ 91.602492][ C0] ? trace_hardirqs_on+0x67/0x240 [ 91.607506][ C0] __do_softirq+0x262/0x98c [ 91.612051][ C0] ? ip6_finish_output2+0x10d3/0x25c0 [ 91.617530][ C0] do_softirq_own_stack+0x2a/0x40 [ 91.622529][ C0] [ 91.625455][ C0] do_softirq.part.0+0x11a/0x170 [ 91.630383][ C0] __local_bh_enable_ip+0x211/0x270 [ 91.635566][ C0] ip6_finish_output2+0x1101/0x25c0 [ 91.640777][ C0] ? ip6_frag_next+0xb20/0xb20 [ 91.645532][ C0] ? lock_downgrade+0x920/0x920 [ 91.650393][ C0] ? __kasan_check_read+0x11/0x20 [ 91.655416][ C0] __ip6_finish_output+0x444/0xaa0 [ 91.660669][ C0] ? __ip6_finish_output+0x444/0xaa0 [ 91.665981][ C0] ip6_finish_output+0x38/0x1f0 [ 91.670826][ C0] ip6_output+0x25e/0x880 [ 91.675148][ C0] ? ip6_finish_output+0x1f0/0x1f0 [ 91.680247][ C0] ? __ip6_finish_output+0xaa0/0xaa0 [ 91.685529][ C0] ndisc_send_skb+0xf1f/0x1490 [ 91.690297][ C0] ? nf_hook.constprop.0+0x560/0x560 [ 91.695583][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 91.701855][ C0] ? skb_set_owner_w+0x265/0x410 [ 91.706782][ C0] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 91.712496][ C0] ndisc_send_ns+0x3a9/0x850 [ 91.717073][ C0] ? mark_held_locks+0xa4/0xf0 [ 91.721878][ C0] ? ndisc_netdev_event+0x5e0/0x5e0 [ 91.727076][ C0] ? lockdep_hardirqs_on+0x421/0x5e0 [ 91.732356][ C0] ? addrconf_dad_work+0xb2c/0x11d0 [ 91.737554][ C0] ? trace_hardirqs_on+0x67/0x240 [ 91.742560][ C0] ? addrconf_dad_work+0xb2c/0x11d0 [ 91.747751][ C0] addrconf_dad_work+0xbf3/0x11d0 [ 91.752773][ C0] ? addrconf_dad_completed+0xbb0/0xbb0 [ 91.758356][ C0] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 91.764328][ C0] ? trace_hardirqs_on+0x67/0x240 [ 91.769349][ C0] process_one_work+0xa05/0x17a0 [ 91.774276][ C0] ? mark_held_locks+0xf0/0xf0 [ 91.779038][ C0] ? pwq_dec_nr_in_flight+0x320/0x320 [ 91.784406][ C0] ? lock_acquire+0x190/0x410 [ 91.789092][ C0] worker_thread+0x98/0xe40 [ 91.793628][ C0] kthread+0x361/0x430 [ 91.797692][ C0] ? process_one_work+0x17a0/0x17a0 [ 91.802873][ C0] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 91.809157][ C0] ret_from_fork+0x24/0x30 [ 91.815079][ C0] Kernel Offset: disabled [ 91.819413][ C0] Rebooting in 86400 seconds..