[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 92.835924][ T27] audit: type=1800 audit(1582261339.094:25): pid=9530 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 92.855971][ T27] audit: type=1800 audit(1582261339.094:26): pid=9530 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 92.893047][ T27] audit: type=1800 audit(1582261339.104:27): pid=9530 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 '10.128.0.134' (ECDSA) to the list of known hosts. 2020/02/21 05:02:29 parsed 1 programs 2020/02/21 05:02:31 executed programs: 0 syzkaller login: [ 105.238207][ T9700] IPVS: ftp: loaded support on port[0] = 21 [ 105.293018][ T9700] chnl_net:caif_netlink_parms(): no params data found [ 105.329264][ T9700] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.336903][ T9700] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.344584][ T9700] device bridge_slave_0 entered promiscuous mode [ 105.353239][ T9700] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.360419][ T9700] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.368279][ T9700] device bridge_slave_1 entered promiscuous mode [ 105.384551][ T9700] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 105.395508][ T9700] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 105.413552][ T9700] team0: Port device team_slave_0 added [ 105.420677][ T9700] team0: Port device team_slave_1 added [ 105.434710][ T9700] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 105.441697][ T9700] 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. [ 105.467611][ T9700] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 105.479914][ T9700] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 105.487006][ T9700] 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. [ 105.512915][ T9700] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 105.577092][ T9700] device hsr_slave_0 entered promiscuous mode [ 105.625591][ T9700] device hsr_slave_1 entered promiscuous mode [ 105.744629][ T9700] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 105.808916][ T9700] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 105.877689][ T9700] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 105.917634][ T9700] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 105.979522][ T9700] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.986706][ T9700] bridge0: port 2(bridge_slave_1) entered forwarding state [ 105.994322][ T9700] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.001491][ T9700] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.044015][ T9700] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.058660][ T3239] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 106.069554][ T3239] bridge0: port 1(bridge_slave_0) entered disabled state [ 106.077661][ T3239] bridge0: port 2(bridge_slave_1) entered disabled state [ 106.086722][ T3239] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 106.099632][ T9700] 8021q: adding VLAN 0 to HW filter on device team0 [ 106.110372][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 106.119247][ T2815] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.126366][ T2815] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.137768][ T3239] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 106.147007][ T3239] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.154034][ T3239] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.176614][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 106.187300][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 106.196088][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 106.206855][ T3239] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 106.220030][ T9700] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 106.231545][ T9700] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 106.240024][ T2722] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 106.257166][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 106.264549][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 106.278195][ T9700] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 106.295399][ T2722] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 106.304021][ T2722] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 106.323960][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 106.333078][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 106.342576][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 106.351237][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 106.362372][ T9700] device veth0_vlan entered promiscuous mode [ 106.373832][ T9700] device veth1_vlan entered promiscuous mode [ 106.393320][ T2722] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 106.401936][ T2722] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 106.411610][ T2722] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 106.420206][ T2722] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 106.432253][ T9700] device veth0_macvtap entered promiscuous mode [ 106.442144][ T9700] device veth1_macvtap entered promiscuous mode [ 106.459052][ T9700] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 106.466995][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 106.475010][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 106.483177][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 106.491776][ T2815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 106.504192][ T9700] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 106.511744][ T2722] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 106.521140][ T2722] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 106.791139][ T9707] device tunl0 entered promiscuous mode [ 107.056416][ T9710] device erspan0 entered promiscuous mode [ 107.340267][ T9715] device sit0 entered promiscuous mode [ 107.551678][ T9720] device ip6gretap0 entered promiscuous mode [ 107.818747][ T9723] device bond_slave_0 entered promiscuous mode [ 107.825255][ T9723] device bond_slave_1 entered promiscuous mode [ 108.066488][ T9727] device nlmon0 entered promiscuous mode [ 108.313706][ T9732] device vxcan0 entered promiscuous mode [ 108.320731][ T9732] IPv6: ADDRCONF(NETDEV_CHANGE): macsec7: link becomes ready [ 108.346038][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): macsec7: link becomes ready [ 108.578502][ T9735] device veth1 entered promiscuous mode [ 108.842380][ T9740] device wg1 entered promiscuous mode [ 109.005798][ T9744] device veth1_to_bridge entered promiscuous mode [ 110.067894][ T9757] device veth0_to_batadv entered promiscuous mode 2020/02/21 05:02:36 executed programs: 13 [ 110.278711][ T9762] device veth0_to_hsr entered promiscuous mode [ 111.853668][ T9788] device macsec0 entered promiscuous mode [ 112.163012][ T9792] device netdevsim0 entered promiscuous mode [ 112.413140][ T9796] device netdevsim3 entered promiscuous mode [ 113.002792][ T9806] device macsec5 entered promiscuous mode [ 113.008834][ T9806] device bond0 entered promiscuous mode [ 113.014807][ T9806] [ 113.017139][ T9806] ===================================================== [ 113.024051][ T9806] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected [ 113.031528][ T9806] 5.6.0-rc1-syzkaller #0 Not tainted [ 113.036789][ T9806] ----------------------------------------------------- [ 113.043711][ T9806] syz-executor.0/9806 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 113.051666][ T9806] ffff8880945f4c08 (&bond->stats_lock_key#2/1){+.+.}, at: bond_get_stats+0x12c/0x520 [ 113.061118][ T9806] [ 113.061118][ T9806] and this task is already holding: [ 113.068466][ T9806] ffff8880a2fd4280 (&dev->addr_list_lock_key#84){+...}, at: dev_uc_add+0x25/0xc0 [ 113.077733][ T9806] which would create a new lock dependency: [ 113.083649][ T9806] (&dev->addr_list_lock_key#84){+...} -> (&bond->stats_lock_key#2/1){+.+.} [ 113.092512][ T9806] [ 113.092512][ T9806] but this new dependency connects a SOFTIRQ-irq-safe lock: [ 113.101941][ T9806] (&(&mc->mca_lock)->rlock){+.-.} [ 113.101949][ T9806] [ 113.101949][ T9806] ... which became SOFTIRQ-irq-safe at: [ 113.114785][ T9806] lock_acquire+0x190/0x410 [ 113.119359][ T9806] _raw_spin_lock_bh+0x33/0x50 [ 113.124185][ T9806] mld_ifc_timer_expire+0x2c6/0x950 [ 113.129455][ T9806] call_timer_fn+0x1ac/0x780 [ 113.134120][ T9806] run_timer_softirq+0x6c3/0x1790 [ 113.139215][ T9806] __do_softirq+0x262/0x98c [ 113.143790][ T9806] irq_exit+0x19b/0x1e0 [ 113.148066][ T9806] smp_apic_timer_interrupt+0x1a3/0x610 [ 113.153696][ T9806] apic_timer_interrupt+0xf/0x20 [ 113.158708][ T9806] kfree+0x239/0x2c0 [ 113.162779][ T9806] tomoyo_path_perm+0x24e/0x430 [ 113.167721][ T9806] tomoyo_inode_getattr+0x1d/0x30 [ 113.172825][ T9806] security_inode_getattr+0xf2/0x150 [ 113.178187][ T9806] vfs_getattr+0x25/0x70 [ 113.182548][ T9806] vfs_statx+0x15d/0x200 [ 113.186868][ T9806] __do_sys_newstat+0xa4/0x130 [ 113.191707][ T9806] __x64_sys_newstat+0x54/0x80 [ 113.196542][ T9806] do_syscall_64+0xfa/0x790 [ 113.201110][ T9806] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.207063][ T9806] [ 113.207063][ T9806] to a SOFTIRQ-irq-unsafe lock: [ 113.214103][ T9806] (&bond->stats_lock_key#2/1){+.+.} [ 113.214114][ T9806] [ 113.214114][ T9806] ... which became SOFTIRQ-irq-unsafe at: [ 113.227243][ T9806] ... [ 113.227258][ T9806] lock_acquire+0x190/0x410 [ 113.234455][ T9806] _raw_spin_lock_nested+0x35/0x50 [ 113.239661][ T9806] bond_get_stats+0x12c/0x520 [ 113.244540][ T9806] dev_get_stats+0x8e/0x280 [ 113.249809][ T9806] rtnl_fill_stats+0x4d/0xac0 [ 113.254560][ T9806] rtnl_fill_ifinfo+0x1107/0x3be0 [ 113.259663][ T9806] rtmsg_ifinfo_build_skb+0xcd/0x1a0 [ 113.265067][ T9806] rtmsg_ifinfo_event.part.0+0x43/0xe0 [ 113.270629][ T9806] rtnetlink_event+0x12c/0x150 [ 113.275475][ T9806] notifier_call_chain+0xc2/0x230 [ 113.280568][ T9806] raw_notifier_call_chain+0x2e/0x40 [ 113.285931][ T9806] call_netdevice_notifiers_info+0xba/0x130 [ 113.292003][ T9806] netdev_change_features+0x7e/0xb0 [ 113.297275][ T9806] bond_compute_features.isra.0+0x56a/0xa80 [ 113.303305][ T9806] bond_enslave+0x3571/0x4af0 [ 113.308055][ T9806] do_set_master+0x1dd/0x240 [ 113.312716][ T9806] do_setlink+0xad2/0x3720 [ 113.317205][ T9806] __rtnl_newlink+0xbef/0x1790 [ 113.322033][ T9806] rtnl_newlink+0x69/0xa0 [ 113.326481][ T9806] rtnetlink_rcv_msg+0x45e/0xaf0 [ 113.331490][ T9806] netlink_rcv_skb+0x177/0x450 [ 113.336337][ T9806] rtnetlink_rcv+0x1d/0x30 [ 113.340876][ T9806] netlink_unicast+0x59e/0x7e0 [ 113.345710][ T9806] netlink_sendmsg+0x91c/0xea0 [ 113.350550][ T9806] sock_sendmsg+0xd7/0x130 [ 113.355046][ T9806] __sys_sendto+0x262/0x380 [ 113.359624][ T9806] __x64_sys_sendto+0xe1/0x1a0 [ 113.364501][ T9806] do_syscall_64+0xfa/0x790 [ 113.369091][ T9806] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.375053][ T9806] [ 113.375053][ T9806] other info that might help us debug this: [ 113.375053][ T9806] [ 113.385268][ T9806] Chain exists of: [ 113.385268][ T9806] &(&mc->mca_lock)->rlock --> &dev->addr_list_lock_key#84 --> &bond->stats_lock_key#2/1 [ 113.385268][ T9806] [ 113.400891][ T9806] Possible interrupt unsafe locking scenario: [ 113.400891][ T9806] [ 113.409191][ T9806] CPU0 CPU1 [ 113.414548][ T9806] ---- ---- [ 113.419948][ T9806] lock(&bond->stats_lock_key#2/1); [ 113.425225][ T9806] local_irq_disable(); [ 113.431985][ T9806] lock(&(&mc->mca_lock)->rlock); [ 113.439646][ T9806] lock(&dev->addr_list_lock_key#84); [ 113.447606][ T9806] [ 113.451048][ T9806] lock(&(&mc->mca_lock)->rlock); [ 113.456316][ T9806] [ 113.456316][ T9806] *** DEADLOCK *** [ 113.456316][ T9806] [ 113.464455][ T9806] 3 locks held by syz-executor.0/9806: [ 113.469987][ T9806] #0: ffffffff8a74d400 (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x405/0xaf0 [ 113.478829][ T9806] #1: ffff8880a2fd4280 (&dev->addr_list_lock_key#84){+...}, at: dev_uc_add+0x25/0xc0 [ 113.488361][ T9806] #2: ffffffff89bac240 (rcu_read_lock){....}, at: bond_get_stats+0x0/0x520 [ 113.497031][ T9806] [ 113.497031][ T9806] the dependencies between SOFTIRQ-irq-safe lock and the holding lock: [ 113.509351][ T9806] -> (&(&mc->mca_lock)->rlock){+.-.} { [ 113.514882][ T9806] HARDIRQ-ON-W at: [ 113.518936][ T9806] lock_acquire+0x190/0x410 [ 113.525250][ T9806] _raw_spin_lock_bh+0x33/0x50 [ 113.531822][ T9806] mld_del_delrec+0x368/0x5b0 [ 113.538304][ T9806] __ipv6_dev_mc_inc+0x80c/0xc90 [ 113.545051][ T9806] ipv6_dev_mc_inc+0x20/0x30 [ 113.551449][ T9806] ipv6_add_dev+0xa2e/0x10b0 [ 113.557850][ T9806] addrconf_init+0xd8/0x3a3 [ 113.564255][ T9806] inet6_init+0x36c/0x6e1 [ 113.570404][ T9806] do_one_initcall+0x120/0x820 [ 113.576989][ T9806] kernel_init_freeable+0x522/0x5d0 [ 113.583989][ T9806] kernel_init+0x12/0x1bf [ 113.590128][ T9806] ret_from_fork+0x24/0x30 [ 113.596396][ T9806] IN-SOFTIRQ-W at: [ 113.600447][ T9806] lock_acquire+0x190/0x410 [ 113.606754][ T9806] _raw_spin_lock_bh+0x33/0x50 [ 113.613328][ T9806] mld_ifc_timer_expire+0x2c6/0x950 [ 113.620372][ T9806] call_timer_fn+0x1ac/0x780 [ 113.627751][ T9806] run_timer_softirq+0x6c3/0x1790 [ 113.634606][ T9806] __do_softirq+0x262/0x98c [ 113.640923][ T9806] irq_exit+0x19b/0x1e0 [ 113.646891][ T9806] smp_apic_timer_interrupt+0x1a3/0x610 [ 113.654281][ T9806] apic_timer_interrupt+0xf/0x20 [ 113.661142][ T9806] kfree+0x239/0x2c0 [ 113.666846][ T9806] tomoyo_path_perm+0x24e/0x430 [ 113.673509][ T9806] tomoyo_inode_getattr+0x1d/0x30 [ 113.680395][ T9806] security_inode_getattr+0xf2/0x150 [ 113.687490][ T9806] vfs_getattr+0x25/0x70 [ 113.693546][ T9806] vfs_statx+0x15d/0x200 [ 113.699597][ T9806] __do_sys_newstat+0xa4/0x130 [ 113.706258][ T9806] __x64_sys_newstat+0x54/0x80 [ 113.712822][ T9806] do_syscall_64+0xfa/0x790 [ 113.719145][ T9806] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.726837][ T9806] INITIAL USE at: [ 113.730802][ T9806] lock_acquire+0x190/0x410 [ 113.737030][ T9806] _raw_spin_lock_bh+0x33/0x50 [ 113.743519][ T9806] mld_del_delrec+0x368/0x5b0 [ 113.749965][ T9806] __ipv6_dev_mc_inc+0x80c/0xc90 [ 113.756623][ T9806] ipv6_dev_mc_inc+0x20/0x30 [ 113.762936][ T9806] ipv6_add_dev+0xa2e/0x10b0 [ 113.769250][ T9806] addrconf_init+0xd8/0x3a3 [ 113.775466][ T9806] inet6_init+0x36c/0x6e1 [ 113.781529][ T9806] do_one_initcall+0x120/0x820 [ 113.788046][ T9806] kernel_init_freeable+0x522/0x5d0 [ 113.794972][ T9806] kernel_init+0x12/0x1bf [ 113.801022][ T9806] ret_from_fork+0x24/0x30 [ 113.807145][ T9806] } [ 113.809725][ T9806] ... key at: [] __key.78260+0x0/0x40 [ 113.817242][ T9806] ... acquired at: [ 113.821126][ T9806] _raw_spin_lock_bh+0x33/0x50 [ 113.826048][ T9806] __dev_mc_add+0x2e/0xd0 [ 113.830530][ T9806] dev_mc_add+0x20/0x30 [ 113.834993][ T9806] igmp6_group_added+0x3b5/0x460 [ 113.840086][ T9806] __ipv6_dev_mc_inc+0x814/0xc90 [ 113.845187][ T9806] ipv6_dev_mc_inc+0x20/0x30 [ 113.849976][ T9806] ipv6_add_dev+0xa3d/0x10b0 [ 113.854719][ T9806] addrconf_notify+0x89c/0x2270 [ 113.859733][ T9806] notifier_call_chain+0xc2/0x230 [ 113.864990][ T9806] raw_notifier_call_chain+0x2e/0x40 [ 113.870440][ T9806] call_netdevice_notifiers_info+0xba/0x130 [ 113.876491][ T9806] register_netdevice+0x6de/0x1070 [ 113.881761][ T9806] macsec_newlink+0x305/0x1100 [ 113.886679][ T9806] __rtnl_newlink+0x109d/0x1790 [ 113.891690][ T9806] rtnl_newlink+0x69/0xa0 [ 113.896176][ T9806] rtnetlink_rcv_msg+0x45e/0xaf0 [ 113.901270][ T9806] netlink_rcv_skb+0x177/0x450 [ 113.906190][ T9806] rtnetlink_rcv+0x1d/0x30 [ 113.910770][ T9806] netlink_unicast+0x59e/0x7e0 [ 113.915698][ T9806] netlink_sendmsg+0x91c/0xea0 [ 113.920663][ T9806] sock_sendmsg+0xd7/0x130 [ 113.925231][ T9806] ____sys_sendmsg+0x753/0x880 [ 113.930150][ T9806] ___sys_sendmsg+0x100/0x170 [ 113.934975][ T9806] __sys_sendmsg+0x105/0x1d0 [ 113.939731][ T9806] __x64_sys_sendmsg+0x78/0xb0 [ 113.944660][ T9806] do_syscall_64+0xfa/0x790 [ 113.949318][ T9806] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.955360][ T9806] [ 113.957676][ T9806] -> (&dev->addr_list_lock_key#84){+...} { [ 113.963463][ T9806] HARDIRQ-ON-W at: [ 113.967447][ T9806] lock_acquire+0x190/0x410 [ 113.973719][ T9806] _raw_spin_lock_bh+0x33/0x50 [ 113.980145][ T9806] __dev_mc_add+0x2e/0xd0 [ 113.986163][ T9806] dev_mc_add+0x20/0x30 [ 113.992005][ T9806] igmp6_group_added+0x3b5/0x460 [ 113.998590][ T9806] __ipv6_dev_mc_inc+0x814/0xc90 [ 114.005183][ T9806] ipv6_dev_mc_inc+0x20/0x30 [ 114.011417][ T9806] ipv6_add_dev+0xa3d/0x10b0 [ 114.017903][ T9806] addrconf_notify+0x89c/0x2270 [ 114.024468][ T9806] notifier_call_chain+0xc2/0x230 [ 114.031132][ T9806] raw_notifier_call_chain+0x2e/0x40 [ 114.038071][ T9806] call_netdevice_notifiers_info+0xba/0x130 [ 114.045595][ T9806] register_netdevice+0x6de/0x1070 [ 114.052385][ T9806] macsec_newlink+0x305/0x1100 [ 114.058784][ T9806] __rtnl_newlink+0x109d/0x1790 [ 114.065269][ T9806] rtnl_newlink+0x69/0xa0 [ 114.071237][ T9806] rtnetlink_rcv_msg+0x45e/0xaf0 [ 114.077807][ T9806] netlink_rcv_skb+0x177/0x450 [ 114.084197][ T9806] rtnetlink_rcv+0x1d/0x30 [ 114.090246][ T9806] netlink_unicast+0x59e/0x7e0 [ 114.096752][ T9806] netlink_sendmsg+0x91c/0xea0 [ 114.103143][ T9806] sock_sendmsg+0xd7/0x130 [ 114.109193][ T9806] ____sys_sendmsg+0x753/0x880 [ 114.115585][ T9806] ___sys_sendmsg+0x100/0x170 [ 114.121895][ T9806] __sys_sendmsg+0x105/0x1d0 [ 114.128117][ T9806] __x64_sys_sendmsg+0x78/0xb0 [ 114.134519][ T9806] do_syscall_64+0xfa/0x790 [ 114.140658][ T9806] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.148176][ T9806] INITIAL USE at: [ 114.152085][ T9806] lock_acquire+0x190/0x410 [ 114.158134][ T9806] _raw_spin_lock_bh+0x33/0x50 [ 114.164447][ T9806] __dev_mc_add+0x2e/0xd0 [ 114.170323][ T9806] dev_mc_add+0x20/0x30 [ 114.176022][ T9806] igmp6_group_added+0x3b5/0x460 [ 114.182505][ T9806] __ipv6_dev_mc_inc+0x814/0xc90 [ 114.188992][ T9806] ipv6_dev_mc_inc+0x20/0x30 [ 114.195137][ T9806] ipv6_add_dev+0xa3d/0x10b0 [ 114.201285][ T9806] addrconf_notify+0x89c/0x2270 [ 114.207696][ T9806] notifier_call_chain+0xc2/0x230 [ 114.214272][ T9806] raw_notifier_call_chain+0x2e/0x40 [ 114.221106][ T9806] call_netdevice_notifiers_info+0xba/0x130 [ 114.228554][ T9806] register_netdevice+0x6de/0x1070 [ 114.235210][ T9806] macsec_newlink+0x305/0x1100 [ 114.241526][ T9806] __rtnl_newlink+0x109d/0x1790 [ 114.247923][ T9806] rtnl_newlink+0x69/0xa0 [ 114.253802][ T9806] rtnetlink_rcv_msg+0x45e/0xaf0 [ 114.260288][ T9806] netlink_rcv_skb+0x177/0x450 [ 114.266638][ T9806] rtnetlink_rcv+0x1d/0x30 [ 114.272604][ T9806] netlink_unicast+0x59e/0x7e0 [ 114.278910][ T9806] netlink_sendmsg+0x91c/0xea0 [ 114.285270][ T9806] sock_sendmsg+0xd7/0x130 [ 114.291240][ T9806] ____sys_sendmsg+0x753/0x880 [ 114.297588][ T9806] ___sys_sendmsg+0x100/0x170 [ 114.303813][ T9806] __sys_sendmsg+0x105/0x1d0 [ 114.309944][ T9806] __x64_sys_sendmsg+0x78/0xb0 [ 114.316271][ T9806] do_syscall_64+0xfa/0x790 [ 114.322328][ T9806] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.329762][ T9806] } [ 114.332394][ T9806] ... key at: [] 0xffff8880a2fd4b48 [ 114.339690][ T9806] ... acquired at: [ 114.343482][ T9806] lock_acquire+0x190/0x410 [ 114.348136][ T9806] _raw_spin_lock_nested+0x35/0x50 [ 114.353408][ T9806] bond_get_stats+0x12c/0x520 [ 114.358247][ T9806] dev_get_stats+0x8e/0x280 [ 114.362905][ T9806] rtnl_fill_stats+0x4d/0xac0 [ 114.367741][ T9806] rtnl_fill_ifinfo+0x1107/0x3be0 [ 114.372958][ T9806] rtmsg_ifinfo_build_skb+0xcd/0x1a0 [ 114.378401][ T9806] rtmsg_ifinfo_event.part.0+0x43/0xe0 [ 114.384032][ T9806] rtmsg_ifinfo+0x8d/0xa0 [ 114.388523][ T9806] __dev_notify_flags+0x235/0x2c0 [ 114.393708][ T9806] __dev_set_promiscuity+0x1a1/0x220 [ 114.399152][ T9806] dev_set_promiscuity+0x57/0xe0 [ 114.404247][ T9806] macsec_dev_change_rx_flags+0x14a/0x180 [ 114.410205][ T9806] __dev_set_promiscuity.cold+0x2d3/0x343 [ 114.416190][ T9806] __dev_set_rx_mode+0x23b/0x320 [ 114.421298][ T9806] dev_uc_add+0xb1/0xc0 [ 114.425609][ T9806] macsec_dev_open+0xd5/0x470 [ 114.430442][ T9806] __dev_open+0x25a/0x3f0 [ 114.434929][ T9806] __dev_change_flags+0x55f/0x6d0 [ 114.440160][ T9806] rtnl_configure_link+0xf3/0x250 [ 114.445348][ T9806] __rtnl_newlink+0x10c6/0x1790 [ 114.450401][ T9806] rtnl_newlink+0x69/0xa0 [ 114.454903][ T9806] rtnetlink_rcv_msg+0x45e/0xaf0 [ 114.459994][ T9806] netlink_rcv_skb+0x177/0x450 [ 114.464917][ T9806] rtnetlink_rcv+0x1d/0x30 [ 114.469488][ T9806] netlink_unicast+0x59e/0x7e0 [ 114.474415][ T9806] netlink_sendmsg+0x91c/0xea0 [ 114.479341][ T9806] sock_sendmsg+0xd7/0x130 [ 114.483908][ T9806] ____sys_sendmsg+0x753/0x880 [ 114.488828][ T9806] ___sys_sendmsg+0x100/0x170 [ 114.493668][ T9806] __sys_sendmsg+0x105/0x1d0 [ 114.498409][ T9806] __x64_sys_sendmsg+0x78/0xb0 [ 114.503381][ T9806] do_syscall_64+0xfa/0x790 [ 114.508188][ T9806] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.514232][ T9806] [ 114.516546][ T9806] [ 114.516546][ T9806] the dependencies between the lock to be acquired [ 114.516550][ T9806] and SOFTIRQ-irq-unsafe lock: [ 114.530030][ T9806] -> (&bond->stats_lock_key#2/1){+.+.} { [ 114.535654][ T9806] HARDIRQ-ON-W at: [ 114.539680][ T9806] lock_acquire+0x190/0x410 [ 114.545818][ T9806] _raw_spin_lock_nested+0x35/0x50 [ 114.552605][ T9806] bond_get_stats+0x12c/0x520 [ 114.558921][ T9806] dev_get_stats+0x8e/0x280 [ 114.565054][ T9806] rtnl_fill_stats+0x4d/0xac0 [ 114.571414][ T9806] rtnl_fill_ifinfo+0x1107/0x3be0 [ 114.578075][ T9806] rtmsg_ifinfo_build_skb+0xcd/0x1a0 [ 114.584994][ T9806] rtmsg_ifinfo_event.part.0+0x43/0xe0 [ 114.592094][ T9806] rtnetlink_event+0x12c/0x150 [ 114.598588][ T9806] notifier_call_chain+0xc2/0x230 [ 114.605267][ T9806] raw_notifier_call_chain+0x2e/0x40 [ 114.612194][ T9806] call_netdevice_notifiers_info+0xba/0x130 [ 114.619729][ T9806] netdev_change_features+0x7e/0xb0 [ 114.626570][ T9806] bond_compute_features.isra.0+0x56a/0xa80 [ 114.634094][ T9806] bond_enslave+0x3571/0x4af0 [ 114.640409][ T9806] do_set_master+0x1dd/0x240 [ 114.646632][ T9806] do_setlink+0xad2/0x3720 [ 114.652692][ T9806] __rtnl_newlink+0xbef/0x1790 [ 114.659091][ T9806] rtnl_newlink+0x69/0xa0 [ 114.665050][ T9806] rtnetlink_rcv_msg+0x45e/0xaf0 [ 114.671617][ T9806] netlink_rcv_skb+0x177/0x450 [ 114.678019][ T9806] rtnetlink_rcv+0x1d/0x30 [ 114.684075][ T9806] netlink_unicast+0x59e/0x7e0 [ 114.690472][ T9806] netlink_sendmsg+0x91c/0xea0 [ 114.696912][ T9806] sock_sendmsg+0xd7/0x130 [ 114.702954][ T9806] __sys_sendto+0x262/0x380 [ 114.709133][ T9806] __x64_sys_sendto+0xe1/0x1a0 [ 114.715525][ T9806] do_syscall_64+0xfa/0x790 [ 114.721659][ T9806] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.729184][ T9806] SOFTIRQ-ON-W at: [ 114.733153][ T9806] lock_acquire+0x190/0x410 [ 114.739303][ T9806] _raw_spin_lock_nested+0x35/0x50 [ 114.746060][ T9806] bond_get_stats+0x12c/0x520 [ 114.752403][ T9806] dev_get_stats+0x8e/0x280 [ 114.758579][ T9806] rtnl_fill_stats+0x4d/0xac0 [ 114.764888][ T9806] rtnl_fill_ifinfo+0x1107/0x3be0 [ 114.771592][ T9806] rtmsg_ifinfo_build_skb+0xcd/0x1a0 [ 114.778503][ T9806] rtmsg_ifinfo_event.part.0+0x43/0xe0 [ 114.785585][ T9806] rtnetlink_event+0x12c/0x150 [ 114.791980][ T9806] notifier_call_chain+0xc2/0x230 [ 114.798631][ T9806] raw_notifier_call_chain+0x2e/0x40 [ 114.805544][ T9806] call_netdevice_notifiers_info+0xba/0x130 [ 114.813058][ T9806] netdev_change_features+0x7e/0xb0 [ 114.819884][ T9806] bond_compute_features.isra.0+0x56a/0xa80 [ 114.827404][ T9806] bond_enslave+0x3571/0x4af0 [ 114.835801][ T9806] do_set_master+0x1dd/0x240 [ 114.842015][ T9806] do_setlink+0xad2/0x3720 [ 114.848054][ T9806] __rtnl_newlink+0xbef/0x1790 [ 114.854443][ T9806] rtnl_newlink+0x69/0xa0 [ 114.860403][ T9806] rtnetlink_rcv_msg+0x45e/0xaf0 [ 114.866972][ T9806] netlink_rcv_skb+0x177/0x450 [ 114.873377][ T9806] rtnetlink_rcv+0x1d/0x30 [ 114.879419][ T9806] netlink_unicast+0x59e/0x7e0 [ 114.885807][ T9806] netlink_sendmsg+0x91c/0xea0 [ 114.892194][ T9806] sock_sendmsg+0xd7/0x130 [ 114.898246][ T9806] __sys_sendto+0x262/0x380 [ 114.904375][ T9806] __x64_sys_sendto+0xe1/0x1a0 [ 114.910764][ T9806] do_syscall_64+0xfa/0x790 [ 114.916895][ T9806] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.924419][ T9806] INITIAL USE at: [ 114.928291][ T9806] lock_acquire+0x190/0x410 [ 114.934332][ T9806] _raw_spin_lock_nested+0x35/0x50 [ 114.940995][ T9806] bond_get_stats+0x12c/0x520 [ 114.947214][ T9806] dev_get_stats+0x8e/0x280 [ 114.953256][ T9806] rtnl_fill_stats+0x4d/0xac0 [ 114.959475][ T9806] rtnl_fill_ifinfo+0x1107/0x3be0 [ 114.966052][ T9806] rtmsg_ifinfo_build_skb+0xcd/0x1a0 [ 114.972881][ T9806] rtmsg_ifinfo_event.part.0+0x43/0xe0 [ 114.979876][ T9806] rtnetlink_event+0x12c/0x150 [ 114.986178][ T9806] notifier_call_chain+0xc2/0x230 [ 114.992739][ T9806] raw_notifier_call_chain+0x2e/0x40 [ 114.999573][ T9806] call_netdevice_notifiers_info+0xba/0x130 [ 115.007014][ T9806] netdev_change_features+0x7e/0xb0 [ 115.013758][ T9806] bond_compute_features.isra.0+0x56a/0xa80 [ 115.021211][ T9806] bond_enslave+0x3571/0x4af0 [ 115.027438][ T9806] do_set_master+0x1dd/0x240 [ 115.033571][ T9806] do_setlink+0xad2/0x3720 [ 115.039640][ T9806] __rtnl_newlink+0xbef/0x1790 [ 115.045953][ T9806] rtnl_newlink+0x69/0xa0 [ 115.051826][ T9806] rtnetlink_rcv_msg+0x45e/0xaf0 [ 115.058316][ T9806] netlink_rcv_skb+0x177/0x450 [ 115.064616][ T9806] rtnetlink_rcv+0x1d/0x30 [ 115.070569][ T9806] netlink_unicast+0x59e/0x7e0 [ 115.076877][ T9806] netlink_sendmsg+0x91c/0xea0 [ 115.083176][ T9806] sock_sendmsg+0xd7/0x130 [ 115.089130][ T9806] __sys_sendto+0x262/0x380 [ 115.095171][ T9806] __x64_sys_sendto+0xe1/0x1a0 [ 115.101526][ T9806] do_syscall_64+0xfa/0x790 [ 115.108099][ T9806] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.115521][ T9806] } [ 115.118005][ T9806] ... key at: [] 0xffff8880945f5221 [ 115.125256][ T9806] ... acquired at: [ 115.129076][ T9806] lock_acquire+0x190/0x410 [ 115.133728][ T9806] _raw_spin_lock_nested+0x35/0x50 [ 115.138989][ T9806] bond_get_stats+0x12c/0x520 [ 115.143813][ T9806] dev_get_stats+0x8e/0x280 [ 115.148464][ T9806] rtnl_fill_stats+0x4d/0xac0 [ 115.153288][ T9806] rtnl_fill_ifinfo+0x1107/0x3be0 [ 115.158506][ T9806] rtmsg_ifinfo_build_skb+0xcd/0x1a0 [ 115.163941][ T9806] rtmsg_ifinfo_event.part.0+0x43/0xe0 [ 115.169546][ T9806] rtmsg_ifinfo+0x8d/0xa0 [ 115.174028][ T9806] __dev_notify_flags+0x235/0x2c0 [ 115.179200][ T9806] __dev_set_promiscuity+0x1a1/0x220 [ 115.184645][ T9806] dev_set_promiscuity+0x57/0xe0 [ 115.189747][ T9806] macsec_dev_change_rx_flags+0x14a/0x180 [ 115.195617][ T9806] __dev_set_promiscuity.cold+0x2d3/0x343 [ 115.201485][ T9806] __dev_set_rx_mode+0x23b/0x320 [ 115.206575][ T9806] dev_uc_add+0xb1/0xc0 [ 115.210882][ T9806] macsec_dev_open+0xd5/0x470 [ 115.216053][ T9806] __dev_open+0x25a/0x3f0 [ 115.220542][ T9806] __dev_change_flags+0x55f/0x6d0 [ 115.225730][ T9806] rtnl_configure_link+0xf3/0x250 [ 115.230903][ T9806] __rtnl_newlink+0x10c6/0x1790 [ 115.235954][ T9806] rtnl_newlink+0x69/0xa0 [ 115.240471][ T9806] rtnetlink_rcv_msg+0x45e/0xaf0 [ 115.245559][ T9806] netlink_rcv_skb+0x177/0x450 [ 115.250512][ T9806] rtnetlink_rcv+0x1d/0x30 [ 115.255074][ T9806] netlink_unicast+0x59e/0x7e0 [ 115.259985][ T9806] netlink_sendmsg+0x91c/0xea0 [ 115.264893][ T9806] sock_sendmsg+0xd7/0x130 [ 115.269456][ T9806] ____sys_sendmsg+0x753/0x880 [ 115.274376][ T9806] ___sys_sendmsg+0x100/0x170 [ 115.279210][ T9806] __sys_sendmsg+0x105/0x1d0 [ 115.283957][ T9806] __x64_sys_sendmsg+0x78/0xb0 [ 115.288874][ T9806] do_syscall_64+0xfa/0x790 [ 115.293529][ T9806] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.299610][ T9806] [ 115.301946][ T9806] [ 115.301946][ T9806] stack backtrace: [ 115.307816][ T9806] CPU: 0 PID: 9806 Comm: syz-executor.0 Not tainted 5.6.0-rc1-syzkaller #0 [ 115.316690][ T9806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.326730][ T9806] Call Trace: [ 115.330017][ T9806] dump_stack+0x197/0x210 [ 115.334330][ T9806] check_irq_usage.cold+0x586/0x6fe [ 115.339524][ T9806] ? mark_lock+0xc2/0x1220 [ 115.343968][ T9806] ? check_usage_forwards+0x330/0x330 [ 115.349314][ T9806] ? __bfs+0x24/0x520 [ 115.353273][ T9806] ? __kasan_check_read+0x11/0x20 [ 115.358284][ T9806] ? lockdep_on+0x50/0x50 [ 115.362588][ T9806] ? check_path+0x26/0x40 [ 115.366896][ T9806] ? __kasan_check_read+0x11/0x20 [ 115.372331][ T9806] ? check_noncircular+0x16d/0x3e0 [ 115.377453][ T9806] ? print_circular_bug.isra.0+0x230/0x230 [ 115.383232][ T9806] ? is_bpf_image_address+0x1b8/0x290 [ 115.388584][ T9806] ? alloc_list_entry+0xc0/0xc0 [ 115.393416][ T9806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 115.399649][ T9806] __lock_acquire+0x25b4/0x4a00 [ 115.404489][ T9806] ? __lock_acquire+0x25b4/0x4a00 [ 115.409493][ T9806] ? mark_held_locks+0xf0/0xf0 [ 115.414230][ T9806] ? mark_held_locks+0xf0/0xf0 [ 115.418970][ T9806] lock_acquire+0x190/0x410 [ 115.423462][ T9806] ? bond_get_stats+0x12c/0x520 [ 115.428306][ T9806] _raw_spin_lock_nested+0x35/0x50 [ 115.433398][ T9806] ? bond_get_stats+0x12c/0x520 [ 115.438224][ T9806] bond_get_stats+0x12c/0x520 [ 115.442891][ T9806] ? __kasan_check_read+0x11/0x20 [ 115.447894][ T9806] ? devlink_compat_switch_id_get+0xeb/0x116 [ 115.453854][ T9806] ? bond_arp_rcv+0xd10/0xd10 [ 115.458505][ T9806] ? dev_get_port_parent_id+0x12d/0x450 [ 115.464034][ T9806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 115.470255][ T9806] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 115.475950][ T9806] ? skb_put+0x177/0x1d0 [ 115.480191][ T9806] ? dev_get_phys_port_name+0xd0/0xd0 [ 115.485543][ T9806] ? __nla_put_64bit+0x37/0x40 [ 115.490299][ T9806] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 115.495995][ T9806] ? skb_put+0x177/0x1d0 [ 115.500220][ T9806] ? memset+0x32/0x40 [ 115.504187][ T9806] dev_get_stats+0x8e/0x280 [ 115.508669][ T9806] rtnl_fill_stats+0x4d/0xac0 [ 115.513333][ T9806] rtnl_fill_ifinfo+0x1107/0x3be0 [ 115.518355][ T9806] ? kasan_unpoison_shadow+0x35/0x50 [ 115.523634][ T9806] ? kasan_kmalloc+0x9/0x10 [ 115.528171][ T9806] ? rtnl_fill_vf+0x450/0x450 [ 115.532844][ T9806] ? __alloc_skb+0x3d0/0x5e0 [ 115.537418][ T9806] ? __kmalloc_reserve.isra.0+0xf0/0xf0 [ 115.542942][ T9806] rtmsg_ifinfo_build_skb+0xcd/0x1a0 [ 115.548212][ T9806] rtmsg_ifinfo_event.part.0+0x43/0xe0 [ 115.553682][ T9806] rtmsg_ifinfo+0x8d/0xa0 [ 115.557994][ T9806] __dev_notify_flags+0x235/0x2c0 [ 115.563010][ T9806] ? netdev_lower_get_next_private+0x85/0xb0 [ 115.568963][ T9806] ? dev_change_name+0x930/0x930 [ 115.573892][ T9806] ? bond_change_rx_flags+0x458/0x760 [ 115.579240][ T9806] ? bond_select_queue+0x150/0x150 [ 115.584328][ T9806] ? vprintk_default+0x28/0x30 [ 115.589068][ T9806] __dev_set_promiscuity+0x1a1/0x220 [ 115.594328][ T9806] dev_set_promiscuity+0x57/0xe0 [ 115.599303][ T9806] macsec_dev_change_rx_flags+0x14a/0x180 [ 115.605010][ T9806] ? macsec_dev_set_rx_mode+0x60/0x60 [ 115.610365][ T9806] __dev_set_promiscuity.cold+0x2d3/0x343 [ 115.616065][ T9806] __dev_set_rx_mode+0x23b/0x320 [ 115.620980][ T9806] dev_uc_add+0xb1/0xc0 [ 115.625152][ T9806] macsec_dev_open+0xd5/0x470 [ 115.629823][ T9806] ? ip6_route_dev_notify+0xe3/0x7c0 [ 115.635087][ T9806] ? macsec_dev_stop+0x2f0/0x2f0 [ 115.640057][ T9806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 115.646274][ T9806] ? notifier_call_chain+0x1e0/0x230 [ 115.651538][ T9806] ? raw_notifier_call_chain+0x2e/0x40 [ 115.656974][ T9806] ? macsec_dev_stop+0x2f0/0x2f0 [ 115.661897][ T9806] __dev_open+0x25a/0x3f0 [ 115.666211][ T9806] ? dev_set_rx_mode+0x40/0x40 [ 115.670997][ T9806] ? __local_bh_enable_ip+0x15a/0x270 [ 115.676402][ T9806] __dev_change_flags+0x55f/0x6d0 [ 115.681402][ T9806] ? dev_set_allmulti+0x30/0x30 [ 115.686299][ T9806] ? macsec_dellink+0x280/0x280 [ 115.691164][ T9806] rtnl_configure_link+0xf3/0x250 [ 115.696170][ T9806] __rtnl_newlink+0x10c6/0x1790 [ 115.701005][ T9806] ? lock_downgrade+0x920/0x920 [ 115.705851][ T9806] ? rtnl_link_unregister+0x250/0x250 [ 115.711208][ T9806] ? is_bpf_image_address+0x1da/0x290 [ 115.716574][ T9806] ? __kernel_text_address+0xd/0x40 [ 115.721754][ T9806] ? unwind_get_return_address+0x61/0xa0 [ 115.727379][ T9806] ? profile_setup.cold+0xbb/0xbb [ 115.732381][ T9806] ? arch_stack_walk+0x97/0xf0 [ 115.737136][ T9806] ? stack_trace_save+0x8f/0xc0 [ 115.742076][ T9806] ? stack_trace_consume_entry+0x170/0x170 [ 115.747870][ T9806] ? kasan_slab_free+0xe/0x10 [ 115.752529][ T9806] ? save_stack+0x5c/0x90 [ 115.756843][ T9806] ? save_stack+0x23/0x90 [ 115.761187][ T9806] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 115.766983][ T9806] ? rtnl_newlink+0x4b/0xa0 [ 115.771510][ T9806] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.777033][ T9806] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 115.783005][ T9806] rtnl_newlink+0x69/0xa0 [ 115.787327][ T9806] ? __rtnl_newlink+0x1790/0x1790 [ 115.792340][ T9806] rtnetlink_rcv_msg+0x45e/0xaf0 [ 115.797260][ T9806] ? rtnl_bridge_getlink+0x910/0x910 [ 115.802531][ T9806] ? netlink_deliver_tap+0x226/0xbf0 [ 115.807806][ T9806] ? find_held_lock+0x35/0x130 [ 115.812553][ T9806] netlink_rcv_skb+0x177/0x450 [ 115.817300][ T9806] ? rtnl_bridge_getlink+0x910/0x910 [ 115.822610][ T9806] ? netlink_ack+0xb50/0xb50 [ 115.827182][ T9806] ? __kasan_check_read+0x11/0x20 [ 115.832205][ T9806] ? netlink_deliver_tap+0x248/0xbf0 [ 115.837526][ T9806] rtnetlink_rcv+0x1d/0x30 [ 115.841935][ T9806] netlink_unicast+0x59e/0x7e0 [ 115.846680][ T9806] ? netlink_attachskb+0x870/0x870 [ 115.851770][ T9806] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 115.857480][ T9806] ? __check_object_size+0x3d/0x437 [ 115.862662][ T9806] netlink_sendmsg+0x91c/0xea0 [ 115.867410][ T9806] ? netlink_unicast+0x7e0/0x7e0 [ 115.872340][ T9806] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 115.877865][ T9806] ? apparmor_socket_sendmsg+0x2a/0x30 [ 115.883302][ T9806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 115.889519][ T9806] ? security_socket_sendmsg+0x8d/0xc0 [ 115.894955][ T9806] ? netlink_unicast+0x7e0/0x7e0 [ 115.899872][ T9806] sock_sendmsg+0xd7/0x130 [ 115.904266][ T9806] ____sys_sendmsg+0x753/0x880 [ 115.909035][ T9806] ? kernel_sendmsg+0x50/0x50 [ 115.913695][ T9806] ? __fget_files+0x337/0x520 [ 115.918500][ T9806] ? find_held_lock+0x35/0x130 [ 115.923245][ T9806] ___sys_sendmsg+0x100/0x170 [ 115.927901][ T9806] ? sendmsg_copy_msghdr+0x70/0x70 [ 115.932991][ T9806] ? __kasan_check_read+0x11/0x20 [ 115.937993][ T9806] ? __fget_files+0x359/0x520 [ 115.942649][ T9806] ? ksys_dup3+0x3e0/0x3e0 [ 115.947043][ T9806] ? __fget_light+0x1ad/0x270 [ 115.951711][ T9806] ? __fdget+0x1b/0x20 [ 115.955798][ T9806] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 115.962016][ T9806] __sys_sendmsg+0x105/0x1d0 [ 115.966581][ T9806] ? __sys_sendmsg_sock+0xc0/0xc0 [ 115.971585][ T9806] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 115.977022][ T9806] ? do_syscall_64+0x26/0x790 [ 115.981725][ T9806] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.987774][ T9806] ? do_syscall_64+0x26/0x790 [ 115.992437][ T9806] __x64_sys_sendmsg+0x78/0xb0 [ 115.997191][ T9806] do_syscall_64+0xfa/0x790 [ 116.001726][ T9806] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.007593][ T9806] RIP: 0033:0x45c449 [ 116.011465][ T9806] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 116.031045][ T9806] RSP: 002b:00007f32949f3c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 116.041497][ T9806] RAX: ffffffffffffffda RBX: 00007f32949f46d4 RCX: 000000000045c449 [ 116.049466][ T9806] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003 [ 116.057431][ T9806] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 2020/02/21 05:02:42 executed programs: 24 [ 116.065379][ T9806] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 116.073326][ T9806] R13: 00000000000009d4 R14: 00000000004cc501 R15: 000000000076bf2c [ 116.088646][ T9806] syz-executor.0 (9806) used greatest stack depth: 22520 bytes left [ 116.123045][ T9809] device macsec6 entered promiscuous mode [ 116.748909][ T9818] device macsec10 entered promiscuous mode [ 116.991030][ T9821] device macsec12 entered promiscuous mode [ 118.691397][ T9845] device macsec22 entered promiscuous mode 2020/02/21 05:02:47 executed programs: 40