[ 63.162299][ T26] audit: type=1800 audit(1578288026.708:25): pid=7753 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2447 res=0 [ 63.182633][ T26] audit: type=1800 audit(1578288026.708:26): pid=7753 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2490 res=0 [ 63.238382][ T26] audit: type=1800 audit(1578288026.708:27): pid=7753 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2469 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [ 63.865956][ T7822] sshd (7822) used greatest stack depth: 10136 bytes left [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.176' (ECDSA) to the list of known hosts. 2020/01/06 05:20:38 fuzzer started 2020/01/06 05:20:41 dialing manager at 10.128.0.105:43393 2020/01/06 05:20:41 syscalls: 2789 2020/01/06 05:20:41 code coverage: enabled 2020/01/06 05:20:41 comparison tracing: enabled 2020/01/06 05:20:41 extra coverage: enabled 2020/01/06 05:20:41 setuid sandbox: enabled 2020/01/06 05:20:41 namespace sandbox: enabled 2020/01/06 05:20:41 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/06 05:20:41 fault injection: enabled 2020/01/06 05:20:41 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/06 05:20:41 net packet injection: enabled 2020/01/06 05:20:41 net device setup: enabled 2020/01/06 05:20:41 concurrency sanitizer: enabled 2020/01/06 05:20:41 devlink PCI setup: PCI device 0000:00:10.0 is not available syzkaller login: [ 83.107062][ T7922] KCSAN: could not find function: 'poll_schedule_timeout' 2020/01/06 05:20:50 adding functions to KCSAN blacklist: 'copy_process' '__hrtimer_run_queues' 'find_get_pages_range_tag' 'generic_update_time' 'wbt_issue' 'bio_endio' 'wbc_detach_inode' 'ext4_free_inodes_count' 'ext4_free_inode' 'ktime_get_real_seconds' 'ext4_ext_insert_extent' '__snd_rawmidi_transmit_ack' 'wbt_done' 'del_timer' 'tick_do_update_jiffies64' 'd_instantiate_new' '__find_get_block' 'run_timer_softirq' 'generic_file_read_iter' 'evict' 'blk_mq_get_request' 'tomoyo_supervisor' 'xas_find_marked' 'ext4_has_free_clusters' 'find_next_bit' 'echo_char' 'inode_permission' 'pid_update_inode' 'kauditd_thread' 'ext4_mb_good_group' 'd_delete' 'dd_has_work' 'blk_mq_sched_dispatch_requests' '__ext4_new_inode' 'vm_area_dup' 'iput' 'tick_nohz_idle_stop_tick' 'mm_update_next_owner' '__writeback_single_inode' 'poll_schedule_timeout' 'rcu_gp_fqs_check_wake' 'tick_sched_do_timer' 'process_srcu' 'do_syslog' '__perf_event_overflow' 'ip_tunnel_xmit' 'blk_stat_add' 'ep_poll' 'blk_mq_run_hw_queue' 'blk_mq_dispatch_rq_list' '__dev_queue_xmit' 'audit_log_start' 'do_exit' 'snd_seq_prioq_cell_out' 'generic_fillattr' '__mark_inode_dirty' 'sit_tunnel_xmit' 'ext4_nonda_switch' 'common_perm_cond' 'do_nanosleep' 'taskstats_exit' 'generic_write_end' 'pcpu_alloc' 'mod_timer' 'rcu_gp_fqs_loop' 05:23:46 executing program 0: 05:23:47 executing program 1: [ 263.567689][ T7924] IPVS: ftp: loaded support on port[0] = 21 [ 263.643402][ T7924] chnl_net:caif_netlink_parms(): no params data found [ 263.675902][ T7924] bridge0: port 1(bridge_slave_0) entered blocking state [ 263.683117][ T7924] bridge0: port 1(bridge_slave_0) entered disabled state [ 263.690836][ T7924] device bridge_slave_0 entered promiscuous mode [ 263.698944][ T7924] bridge0: port 2(bridge_slave_1) entered blocking state [ 263.706328][ T7924] bridge0: port 2(bridge_slave_1) entered disabled state [ 263.714658][ T7924] device bridge_slave_1 entered promiscuous mode [ 263.732502][ T7924] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 263.742925][ T7924] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 263.762238][ T7924] team0: Port device team_slave_0 added [ 263.769002][ T7924] team0: Port device team_slave_1 added [ 263.833695][ T7924] device hsr_slave_0 entered promiscuous mode 05:23:47 executing program 2: [ 263.882324][ T7924] device hsr_slave_1 entered promiscuous mode [ 263.950926][ T7927] IPVS: ftp: loaded support on port[0] = 21 [ 264.048743][ T7924] netdevsim netdevsim0 netdevsim0: renamed from eth0 05:23:47 executing program 3: [ 264.093577][ T7924] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 264.191925][ T7924] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 264.202264][ T7929] IPVS: ftp: loaded support on port[0] = 21 [ 264.253431][ T7924] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 264.342986][ T7931] IPVS: ftp: loaded support on port[0] = 21 [ 264.375979][ T7924] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.383071][ T7924] bridge0: port 2(bridge_slave_1) entered forwarding state 05:23:47 executing program 4: [ 264.390349][ T7924] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.397977][ T7924] bridge0: port 1(bridge_slave_0) entered forwarding state [ 264.419135][ T7927] chnl_net:caif_netlink_parms(): no params data found [ 264.557313][ T7929] chnl_net:caif_netlink_parms(): no params data found [ 264.624298][ T7924] 8021q: adding VLAN 0 to HW filter on device bond0 [ 264.637112][ T7927] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.645721][ T7927] bridge0: port 1(bridge_slave_0) entered disabled state [ 264.654143][ T7927] device bridge_slave_0 entered promiscuous mode [ 264.679942][ T7924] 8021q: adding VLAN 0 to HW filter on device team0 [ 264.700339][ T7935] IPVS: ftp: loaded support on port[0] = 21 [ 264.712394][ T7927] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.719571][ T7927] bridge0: port 2(bridge_slave_1) entered disabled state [ 264.741989][ T7927] device bridge_slave_1 entered promiscuous mode [ 264.748957][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 264.759232][ T7936] bridge0: port 1(bridge_slave_0) entered disabled state [ 264.767328][ T7936] bridge0: port 2(bridge_slave_1) entered disabled state [ 264.778052][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready 05:23:48 executing program 5: [ 264.789690][ T7929] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.798607][ T7929] bridge0: port 1(bridge_slave_0) entered disabled state [ 264.806782][ T7929] device bridge_slave_0 entered promiscuous mode [ 264.826764][ T7931] chnl_net:caif_netlink_parms(): no params data found [ 264.853665][ T7929] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.860735][ T7929] bridge0: port 2(bridge_slave_1) entered disabled state [ 264.869573][ T7929] device bridge_slave_1 entered promiscuous mode [ 264.902441][ T7927] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 264.912991][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 264.923563][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 264.932992][ T42] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.940049][ T42] bridge0: port 1(bridge_slave_0) entered forwarding state [ 264.948627][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 264.957732][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 264.966531][ T42] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.973570][ T42] bridge0: port 2(bridge_slave_1) entered forwarding state [ 264.981400][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 264.990333][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 264.999491][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 265.008243][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 265.017259][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 265.026008][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 265.035141][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 265.056594][ T7927] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 265.075441][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 265.084511][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 265.087945][ T7940] IPVS: ftp: loaded support on port[0] = 21 [ 265.095235][ T7924] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 265.110113][ T7924] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 265.123930][ T7929] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 265.142966][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 265.151644][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 265.169525][ T7929] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 265.181208][ T7927] team0: Port device team_slave_0 added [ 265.194244][ T7924] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 265.203398][ T7937] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 265.210771][ T7937] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 265.229924][ T7931] bridge0: port 1(bridge_slave_0) entered blocking state [ 265.237141][ T7931] bridge0: port 1(bridge_slave_0) entered disabled state [ 265.245140][ T7931] device bridge_slave_0 entered promiscuous mode [ 265.258025][ T7927] team0: Port device team_slave_1 added [ 265.273991][ T7931] bridge0: port 2(bridge_slave_1) entered blocking state [ 265.281059][ T7931] bridge0: port 2(bridge_slave_1) entered disabled state [ 265.288957][ T7931] device bridge_slave_1 entered promiscuous mode [ 265.321716][ T7929] team0: Port device team_slave_0 added [ 265.328706][ T7929] team0: Port device team_slave_1 added [ 265.373678][ T7927] device hsr_slave_0 entered promiscuous mode [ 265.411679][ T7927] device hsr_slave_1 entered promiscuous mode [ 265.461344][ T7927] debugfs: Directory 'hsr0' with parent '/' already present! [ 265.475465][ T7931] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 265.543312][ T7929] device hsr_slave_0 entered promiscuous mode [ 265.581737][ T7929] device hsr_slave_1 entered promiscuous mode [ 265.621397][ T7929] debugfs: Directory 'hsr0' with parent '/' already present! [ 265.653865][ T7931] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 265.675011][ T7931] team0: Port device team_slave_0 added [ 265.685501][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 265.694135][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 265.733137][ T7931] team0: Port device team_slave_1 added [ 265.755812][ T7924] device veth0_vlan entered promiscuous mode [ 265.770326][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 265.779102][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 265.823555][ T7931] device hsr_slave_0 entered promiscuous mode [ 265.862854][ T7931] device hsr_slave_1 entered promiscuous mode [ 265.901395][ T7931] debugfs: Directory 'hsr0' with parent '/' already present! [ 265.928133][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 265.937752][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 265.963211][ T7924] device veth1_vlan entered promiscuous mode [ 265.970949][ T7927] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 266.023481][ T7935] chnl_net:caif_netlink_parms(): no params data found [ 266.053416][ T7927] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 266.106273][ T7927] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 266.190579][ T7927] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 266.253733][ T7940] chnl_net:caif_netlink_parms(): no params data found [ 266.289211][ T7940] bridge0: port 1(bridge_slave_0) entered blocking state [ 266.296400][ T7940] bridge0: port 1(bridge_slave_0) entered disabled state 05:23:49 executing program 0: [ 266.304739][ T7940] device bridge_slave_0 entered promiscuous mode [ 266.328260][ T7929] netdevsim netdevsim2 netdevsim0: renamed from eth0 05:23:49 executing program 0: [ 266.388455][ T7940] bridge0: port 2(bridge_slave_1) entered blocking state [ 266.395885][ T7940] bridge0: port 2(bridge_slave_1) entered disabled state [ 266.412333][ T7940] device bridge_slave_1 entered promiscuous mode [ 266.436974][ T7929] netdevsim netdevsim2 netdevsim1: renamed from eth1 05:23:50 executing program 0: 05:23:50 executing program 0: [ 266.545601][ T7929] netdevsim netdevsim2 netdevsim2: renamed from eth2 05:23:50 executing program 0: [ 266.593337][ T7931] netdevsim netdevsim3 netdevsim0: renamed from eth0 05:23:50 executing program 0: [ 266.633693][ T7931] netdevsim netdevsim3 netdevsim1: renamed from eth1 05:23:50 executing program 0: [ 266.686978][ T7935] bridge0: port 1(bridge_slave_0) entered blocking state [ 266.694605][ T7935] bridge0: port 1(bridge_slave_0) entered disabled state [ 266.703554][ T7935] device bridge_slave_0 entered promiscuous mode [ 266.712175][ T7940] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 266.724969][ T7929] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 266.791362][ T7931] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 266.823294][ T7931] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 266.874989][ T7935] bridge0: port 2(bridge_slave_1) entered blocking state [ 266.882270][ T7935] bridge0: port 2(bridge_slave_1) entered disabled state [ 266.890518][ T7935] device bridge_slave_1 entered promiscuous mode [ 266.903868][ T7940] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 266.936652][ T7940] team0: Port device team_slave_0 added [ 266.943338][ T7940] team0: Port device team_slave_1 added [ 266.983399][ T7940] device hsr_slave_0 entered promiscuous mode [ 267.021760][ T7940] device hsr_slave_1 entered promiscuous mode [ 267.081597][ T7940] debugfs: Directory 'hsr0' with parent '/' already present! [ 267.091468][ T7935] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 267.115622][ T7927] 8021q: adding VLAN 0 to HW filter on device bond0 [ 267.125218][ T7935] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 267.161832][ T7935] team0: Port device team_slave_0 added [ 267.169032][ T7935] team0: Port device team_slave_1 added [ 267.243405][ T7935] device hsr_slave_0 entered promiscuous mode [ 267.281804][ T7935] device hsr_slave_1 entered promiscuous mode [ 267.321727][ T7935] debugfs: Directory 'hsr0' with parent '/' already present! [ 267.334025][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 267.341860][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 267.352970][ T7927] 8021q: adding VLAN 0 to HW filter on device team0 [ 267.363484][ T7929] 8021q: adding VLAN 0 to HW filter on device bond0 [ 267.400687][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 267.409721][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 267.418279][ T42] bridge0: port 1(bridge_slave_0) entered blocking state [ 267.425444][ T42] bridge0: port 1(bridge_slave_0) entered forwarding state [ 267.433159][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 267.442076][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 267.450725][ T42] bridge0: port 2(bridge_slave_1) entered blocking state [ 267.457856][ T42] bridge0: port 2(bridge_slave_1) entered forwarding state [ 267.466877][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 267.475046][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 267.483194][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 267.494584][ T7940] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 267.554184][ T7940] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 267.583817][ T7940] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 267.648869][ T7929] 8021q: adding VLAN 0 to HW filter on device team0 [ 267.656725][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 267.666522][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 267.683276][ T7940] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 267.715837][ T7937] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 267.725101][ T7937] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 267.733878][ T7937] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 267.742849][ T7937] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 267.751925][ T7937] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 267.775558][ T7927] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 267.789654][ T7927] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 267.805719][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 267.814492][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 267.823678][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 267.832150][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 267.841569][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 267.850651][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 267.859394][ T7941] bridge0: port 1(bridge_slave_0) entered blocking state [ 267.866463][ T7941] bridge0: port 1(bridge_slave_0) entered forwarding state [ 267.875083][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 267.884095][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 267.893119][ T7941] bridge0: port 2(bridge_slave_1) entered blocking state [ 267.900254][ T7941] bridge0: port 2(bridge_slave_1) entered forwarding state [ 267.934687][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 267.942747][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 267.950760][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 267.960018][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 267.969141][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 267.977939][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 267.989666][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 268.010853][ T7931] 8021q: adding VLAN 0 to HW filter on device bond0 [ 268.025386][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 268.032993][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 268.040465][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 268.052503][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 268.061593][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 268.070129][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 268.078963][ T7935] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 268.125559][ T7927] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 268.140276][ T7929] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 268.155804][ T7929] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 268.164349][ T7935] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 268.208065][ T7935] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 268.243543][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 268.251978][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 268.260506][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 268.269314][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 268.287278][ T7931] 8021q: adding VLAN 0 to HW filter on device team0 [ 268.294830][ T7935] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 268.362012][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 268.369517][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 268.381524][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 268.390399][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 268.401834][ T7936] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.408906][ T7936] bridge0: port 1(bridge_slave_0) entered forwarding state [ 268.419076][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 268.427712][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 268.436182][ T7936] bridge0: port 2(bridge_slave_1) entered blocking state [ 268.443251][ T7936] bridge0: port 2(bridge_slave_1) entered forwarding state [ 268.454054][ T7929] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 268.476599][ T7937] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 268.484948][ T7937] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 268.522435][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 268.531092][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 268.539920][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 268.548951][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 268.557793][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 268.566401][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 268.575075][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 268.583923][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 268.592332][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 268.600552][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 268.609444][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 268.618044][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 268.630166][ T7927] device veth0_vlan entered promiscuous mode [ 268.640021][ T7937] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 268.648568][ T7937] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 268.657628][ T7937] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 268.666491][ T7937] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 268.678213][ T7931] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 268.700358][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 268.708461][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 268.730520][ T7931] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 268.744613][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 268.752115][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 268.763913][ T7929] device veth0_vlan entered promiscuous mode [ 268.781131][ T7940] 8021q: adding VLAN 0 to HW filter on device bond0 [ 268.789213][ T7927] device veth1_vlan entered promiscuous mode [ 268.800198][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 268.808355][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 268.816630][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 268.824794][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 268.839693][ T7935] 8021q: adding VLAN 0 to HW filter on device bond0 [ 268.857298][ T7940] 8021q: adding VLAN 0 to HW filter on device team0 [ 268.865579][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 268.874001][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 268.881928][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 268.889466][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 268.900603][ T7929] device veth1_vlan entered promiscuous mode [ 268.923204][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 268.932897][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 268.942094][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 268.950447][ T7941] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.957639][ T7941] bridge0: port 1(bridge_slave_0) entered forwarding state [ 268.965601][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 268.974268][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 268.983723][ T7941] bridge0: port 2(bridge_slave_1) entered blocking state [ 268.990757][ T7941] bridge0: port 2(bridge_slave_1) entered forwarding state [ 268.998500][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 269.007460][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 269.016539][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 269.025183][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 269.034339][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 269.043263][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 269.052059][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 269.059861][ T7941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 269.072797][ T7935] 8021q: adding VLAN 0 to HW filter on device team0 [ 269.088714][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 269.097711][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 269.107704][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 269.116904][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 269.126275][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 269.155821][ T7931] device veth0_vlan entered promiscuous mode 05:23:52 executing program 1: [ 269.174716][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 269.189243][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 269.200541][ T7961] bridge0: port 1(bridge_slave_0) entered blocking state [ 269.207662][ T7961] bridge0: port 1(bridge_slave_0) entered forwarding state [ 269.216196][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 269.225314][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 269.234150][ T7961] bridge0: port 2(bridge_slave_1) entered blocking state [ 269.241188][ T7961] bridge0: port 2(bridge_slave_1) entered forwarding state [ 269.250308][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 269.258760][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 269.267888][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 269.276683][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 269.285526][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 269.294890][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 269.303601][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 269.317238][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 269.326140][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 269.334313][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 269.345363][ T7940] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 269.355724][ T7936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 269.383384][ T7931] device veth1_vlan entered promiscuous mode [ 269.402901][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 269.410909][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 269.421078][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready 05:23:53 executing program 2: [ 269.430281][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 269.439056][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 269.447736][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 269.460351][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 269.469114][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 269.479878][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 269.504668][ T7935] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 269.520922][ T7935] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 269.539261][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 269.547143][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 269.554859][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 269.567307][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 269.578584][ T7940] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 269.606074][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 269.625311][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 269.642157][ T7935] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 269.656791][ T7975] ================================================================== [ 269.664933][ T7975] BUG: KCSAN: data-race in d_lru_add / lookup_fast [ 269.671440][ T7975] [ 269.673862][ T7975] read to 0xffff8881255d2a80 of 4 bytes by task 7971 on cpu 0: [ 269.681413][ T7975] lookup_fast+0xdf/0x6c0 [ 269.685752][ T7975] walk_component+0x6d/0xd90 [ 269.690354][ T7975] link_path_walk.part.0+0x5d3/0xa90 [ 269.695644][ T7975] path_openat+0x14f/0x3580 [ 269.700151][ T7975] do_filp_open+0x11e/0x1b0 [ 269.704705][ T7975] do_sys_open+0x3b3/0x4f0 [ 269.709122][ T7975] __x64_sys_open+0x55/0x70 [ 269.713633][ T7975] do_syscall_64+0xcc/0x3a0 [ 269.718148][ T7975] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 269.724027][ T7975] [ 269.726385][ T7975] write to 0xffff8881255d2a80 of 4 bytes by task 7975 on cpu 1: [ 269.734027][ T7975] d_lru_add+0x56/0xf0 [ 269.738107][ T7975] dput+0x417/0x750 [ 269.742091][ T7975] follow_managed+0x1eb/0x6f0 [ 269.746771][ T7975] walk_component+0x4ec/0xd90 [ 269.751458][ T7975] link_path_walk.part.0+0x5d3/0xa90 [ 269.756762][ T7975] path_openat+0x14f/0x3580 [ 269.761386][ T7975] do_filp_open+0x11e/0x1b0 [ 269.765901][ T7975] do_sys_open+0x3b3/0x4f0 [ 269.770325][ T7975] __x64_sys_open+0x55/0x70 [ 269.772976][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 269.774843][ T7975] do_syscall_64+0xcc/0x3a0 [ 269.787481][ T7975] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 269.793364][ T7975] [ 269.795685][ T7975] Reported by Kernel Concurrency Sanitizer on: [ 269.801843][ T7975] CPU: 1 PID: 7975 Comm: modprobe Not tainted 5.5.0-rc1-syzkaller #0 [ 269.806083][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 269.809905][ T7975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.828009][ T7975] ================================================================== [ 269.836068][ T7975] Kernel panic - not syncing: panic_on_warn set ... [ 269.838757][ T7940] device veth0_vlan entered promiscuous mode [ 269.842660][ T7975] CPU: 1 PID: 7975 Comm: modprobe Not tainted 5.5.0-rc1-syzkaller #0 [ 269.842669][ T7975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.842673][ T7975] Call Trace: [ 269.842694][ T7975] dump_stack+0x11d/0x181 [ 269.842715][ T7975] panic+0x210/0x640 [ 269.842735][ T7975] ? vprintk_func+0x8d/0x140 [ 269.842762][ T7975] kcsan_report.cold+0xc/0xd [ 269.866778][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 269.867298][ T7975] kcsan_setup_watchpoint+0x3fe/0x460 [ 269.872541][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 269.875079][ T7975] __tsan_unaligned_write4+0xc7/0x110 [ 269.912650][ T7940] device veth1_vlan entered promiscuous mode [ 269.914170][ T7975] d_lru_add+0x56/0xf0 [ 269.923915][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 269.924191][ T7975] dput+0x417/0x750 [ 269.935170][ T7975] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 269.941078][ T7975] follow_managed+0x1eb/0x6f0 [ 269.945105][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 269.945788][ T7975] walk_component+0x4ec/0xd90 05:23:53 executing program 3: [ 269.957634][ T7975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.963896][ T7975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.970149][ T7975] ? security_inode_permission+0xa5/0xc0 [ 269.970661][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 269.975790][ T7975] ? inode_permission+0xa0/0x370 [ 269.975811][ T7975] link_path_walk.part.0+0x5d3/0xa90 [ 269.975835][ T7975] path_openat+0x14f/0x3580 [ 269.975856][ T7975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.975872][ T7975] ? memcg_check_events+0x77/0x2c0 [ 269.975897][ T7975] ? __read_once_size+0x41/0xe0 [ 269.975918][ T7975] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 269.975940][ T7975] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 269.975960][ T7975] ? __read_once_size+0x41/0xe0 [ 269.975980][ T7975] do_filp_open+0x11e/0x1b0 [ 269.976003][ T7975] ? __alloc_fd+0x2ef/0x3b0 [ 269.976029][ T7975] do_sys_open+0x3b3/0x4f0 [ 269.976050][ T7975] __x64_sys_open+0x55/0x70 [ 269.976071][ T7975] do_syscall_64+0xcc/0x3a0 [ 269.976096][ T7975] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 269.976110][ T7975] RIP: 0033:0x7fdaae544120 [ 269.976139][ T7975] Code: 48 8b 15 1b 4d 2b 00 f7 d8 64 89 02 83 c8 ff c3 90 90 90 90 90 90 90 90 90 90 83 3d d5 a4 2b 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 5e 8c 01 00 48 89 04 24 [ 270.083714][ T7975] RSP: 002b:00007ffc694530d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 270.092131][ T7961] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 270.099586][ T7975] RAX: ffffffffffffffda RBX: 00005628892efaf0 RCX: 00007fdaae544120 [ 270.107558][ T7975] RDX: 00007fdaae7fae40 RSI: 0000000000080000 RDI: 00007ffc694531d0 [ 270.115536][ T7975] RBP: 00005628892ec090 R08: 00005628892efae0 R09: 00007fdaae80f408 [ 270.123505][ T7975] R10: 0000000000000000 R11: 0000000000000246 R12: 00005628892ec090 [ 270.131563][ T7975] R13: 00007ffc694531d0 R14: 00005628892ec0e8 R15: 0000000000000000 [ 270.141053][ T7975] Kernel Offset: disabled [ 270.145399][ T7975] Rebooting in 86400 seconds..