[info] Using makefile-style concurrent boot in runlevel 2. [ 43.289409][ T26] audit: type=1800 audit(1575269742.493:21): pid=7417 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="bootlogs" dev="sda1" ino=2452 res=0 [ 43.328801][ T26] audit: type=1800 audit(1575269742.503:22): pid=7417 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="motd" dev="sda1" ino=2480 res=0 [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] 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 '10.128.1.23' (ECDSA) to the list of known hosts. 2019/12/02 06:55:53 fuzzer started 2019/12/02 06:55:54 dialing manager at 10.128.0.105:42079 2019/12/02 06:55:55 syscalls: 2671 2019/12/02 06:55:55 code coverage: enabled 2019/12/02 06:55:55 comparison tracing: enabled 2019/12/02 06:55:55 extra coverage: extra coverage is not supported by the kernel 2019/12/02 06:55:55 setuid sandbox: enabled 2019/12/02 06:55:55 namespace sandbox: enabled 2019/12/02 06:55:55 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/02 06:55:55 fault injection: enabled 2019/12/02 06:55:55 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/02 06:55:55 net packet injection: enabled 2019/12/02 06:55:55 net device setup: enabled 2019/12/02 06:55:55 concurrency sanitizer: enabled 2019/12/02 06:55:55 devlink PCI setup: PCI device 0000:00:10.0 is not available syzkaller login: [ 65.923108][ T7579] KCSAN: could not find function: 'poll_schedule_timeout' 2019/12/02 06:56:06 adding functions to KCSAN blacklist: 'rcu_gp_fqs_loop' 'vm_area_dup' '__dentry_kill' 'find_next_bit' '__mark_inode_dirty' 'mem_cgroup_select_victim_node' 'find_get_pages_range_tag' 'tcp_add_backlog' 'pcpu_alloc' '__inet_hash_connect' 'd_instantiate_new' '__hrtimer_run_queues' 'pid_update_inode' 'smpboot_thread_fn' 'snd_seq_check_queue' 'tomoyo_supervisor' 'generic_write_end' 'dd_has_work' 'sbitmap_queue_clear' 'yama_ptracer_del' '__perf_event_overflow' 'lruvec_lru_size' 'xas_find_marked' 'audit_log_start' 'generic_fillattr' 'ktime_get_seconds' 'pipe_wait' '__snd_rawmidi_transmit_ack' 'sit_tunnel_xmit' 'ktime_get_real_seconds' 'xas_clear_mark' 'ep_poll' 'blk_mq_get_request' 'atime_needs_update' 'tomoyo_domain_quota_is_ok' 'mark_buffer_dirty_inode' 'echo_char' 'blk_mq_sched_dispatch_requests' 'wbt_issue' 'add_timer' 'taskstats_exit' 'p9_poll_workfn' 'timer_clear_idle' '__add_to_page_cache_locked' 'list_lru_count_one' 'wbt_done' 'run_timer_softirq' 'ext4_nonda_switch' 'ext4_has_free_clusters' 'pipe_poll' 'blk_mq_dispatch_rq_list' 'do_exit' 'enqueue_timer' 'virtqueue_disable_cb' 'rcu_gp_fqs_check_wake' 'do_nanosleep' 'tick_nohz_idle_stop_tick' '__skb_wait_for_more_packets' '__filemap_fdatawrite_range' 'mod_timer' 'poll_schedule_timeout' 'n_tty_receive_buf_common' '__delete_from_page_cache' 'do_syslog' '__dev_queue_xmit' '__splice_from_pipe' 'tick_sched_do_timer' 'ext4_free_inode' 'tick_do_update_jiffies64' '__ext4_new_inode' 'copy_process' 'futex_wait_queue_me' 'inactive_list_is_low' 'process_srcu' 'hrtimer_wakeup' 'mm_update_next_owner' 'install_new_memslots' 'ext4_free_inodes_count' 'kauditd_thread' 'ext4_mark_iloc_dirty' 06:59:29 executing program 0: perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xb8, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) creat(0x0, 0x0) truncate(0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000080)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x19}}, 0x10) connect$inet(r0, &(0x7f0000000240)={0x2, 0x0, @multicast2}, 0x10) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000000040)=0x4, 0x4) sendmmsg(r0, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) readahead(0xffffffffffffffff, 0x0, 0x0) [ 270.357359][ T7583] IPVS: ftp: loaded support on port[0] = 21 06:59:29 executing program 1: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x803, 0x0) sendmsg$tipc(0xffffffffffffffff, 0x0, 0x0) bpf$MAP_DELETE_ELEM(0x3, 0x0, 0x0) bpf$MAP_DELETE_ELEM(0x3, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) sendmsg$kcm(r0, &(0x7f0000000040)={0x0, 0xffffff44, &(0x7f0000000140)=[{&(0x7f00000017c0)="23000000560081aee4f80b000c0f00fe078bc36f16000072fd670c87594d0063dac37b", 0x23}], 0x1}, 0x0) [ 270.435032][ T7583] chnl_net:caif_netlink_parms(): no params data found [ 270.497925][ T7583] bridge0: port 1(bridge_slave_0) entered blocking state [ 270.521788][ T7583] bridge0: port 1(bridge_slave_0) entered disabled state [ 270.529560][ T7583] device bridge_slave_0 entered promiscuous mode [ 270.536926][ T7583] bridge0: port 2(bridge_slave_1) entered blocking state [ 270.551801][ T7583] bridge0: port 2(bridge_slave_1) entered disabled state [ 270.559457][ T7583] device bridge_slave_1 entered promiscuous mode [ 270.574620][ T7586] IPVS: ftp: loaded support on port[0] = 21 [ 270.594499][ T7583] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 270.614793][ T7583] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 06:59:29 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x17, 0x4, &(0x7f0000000340)=ANY=[@ANYBLOB="180200000000000000000000000000008500000002000000950000000000000037f236b833bb7dee90803b001d4f82bc9917833823e64505f613a5d8a95a96ca4723f2ba6f381d40a30b06112f0da8807846636a5ab1ac0d00604838127d9f17a769a6dd380466dbf73ba9171189f13d6baeb9b51c5e34cc743b053c7420bc0f91f54c63eb0947a91ecfe6ea55a64173dd94570a583983d585f704b79969e7651bdb18444a93f7176b1613190361df052af9b4c2be7f713d1c37ee8426b01c24391a01a3a170f00d05ad69dc0d451eb3925766fe5754"], &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f000062b000)=""/4096, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) [ 270.645954][ T7583] team0: Port device team_slave_0 added [ 270.691188][ T7583] team0: Port device team_slave_1 added [ 270.727334][ T7586] chnl_net:caif_netlink_parms(): no params data found [ 270.793923][ T7583] device hsr_slave_0 entered promiscuous mode 06:59:30 executing program 3: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup.net/syz1\x00', 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f00000000c0)='tasks\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000100), 0x5) [ 270.902685][ T7583] device hsr_slave_1 entered promiscuous mode [ 271.000522][ T7589] IPVS: ftp: loaded support on port[0] = 21 [ 271.126043][ T7586] bridge0: port 1(bridge_slave_0) entered blocking state 06:59:30 executing program 4: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup.net/syz1\x00', 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000000)='tasks\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000100), 0x5) [ 271.194751][ T7586] bridge0: port 1(bridge_slave_0) entered disabled state [ 271.232501][ T7586] device bridge_slave_0 entered promiscuous mode [ 271.268319][ T7586] bridge0: port 2(bridge_slave_1) entered blocking state [ 271.301787][ T7586] bridge0: port 2(bridge_slave_1) entered disabled state [ 271.309618][ T7586] device bridge_slave_1 entered promiscuous mode [ 271.347687][ T7594] IPVS: ftp: loaded support on port[0] = 21 [ 271.403005][ T7586] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 271.453026][ T7586] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 271.545705][ T7586] team0: Port device team_slave_0 added [ 271.573969][ T7586] team0: Port device team_slave_1 added [ 271.633281][ T7616] IPVS: ftp: loaded support on port[0] = 21 [ 271.633964][ T7583] 8021q: adding VLAN 0 to HW filter on device bond0 [ 271.734493][ T7586] device hsr_slave_0 entered promiscuous mode [ 271.782958][ T7586] device hsr_slave_1 entered promiscuous mode [ 271.803142][ T7586] debugfs: Directory 'hsr0' with parent '/' already present! [ 271.904345][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 271.923305][ T42] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 271.966714][ T7583] 8021q: adding VLAN 0 to HW filter on device team0 [ 272.005881][ T7594] chnl_net:caif_netlink_parms(): no params data found 06:59:31 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r0, 0x1, 0x1d, &(0x7f0000000000), 0x1de) [ 272.096111][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 272.115331][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 272.192284][ T3018] bridge0: port 1(bridge_slave_0) entered blocking state [ 272.199344][ T3018] bridge0: port 1(bridge_slave_0) entered forwarding state [ 272.324843][ T7589] chnl_net:caif_netlink_parms(): no params data found [ 272.403727][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 272.411617][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 272.472271][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 272.480696][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 272.487747][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 272.673270][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 272.693961][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 272.752926][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 272.799557][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 272.833092][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 272.882401][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 272.891189][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 272.929512][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 272.994421][ T7642] IPVS: ftp: loaded support on port[0] = 21 [ 273.012076][ T7583] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 273.032245][ T7583] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 273.047196][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 273.073571][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 273.092354][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 273.105323][ T7594] bridge0: port 1(bridge_slave_0) entered blocking state [ 273.123905][ T7594] bridge0: port 1(bridge_slave_0) entered disabled state [ 273.143650][ T7594] device bridge_slave_0 entered promiscuous mode [ 273.169357][ T7586] 8021q: adding VLAN 0 to HW filter on device bond0 [ 273.201042][ T7583] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 273.230066][ T7594] bridge0: port 2(bridge_slave_1) entered blocking state [ 273.237787][ T7594] bridge0: port 2(bridge_slave_1) entered disabled state [ 273.262611][ T7594] device bridge_slave_1 entered promiscuous mode [ 273.270117][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 273.278050][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 273.315892][ T7586] 8021q: adding VLAN 0 to HW filter on device team0 [ 273.358344][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 273.367911][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 273.392544][ T7589] bridge0: port 1(bridge_slave_0) entered blocking state [ 273.399687][ T7589] bridge0: port 1(bridge_slave_0) entered disabled state [ 273.433317][ T7589] device bridge_slave_0 entered promiscuous mode [ 273.463372][ T7616] chnl_net:caif_netlink_parms(): no params data found [ 273.493812][ T7589] bridge0: port 2(bridge_slave_1) entered blocking state [ 273.500876][ T7589] bridge0: port 2(bridge_slave_1) entered disabled state [ 273.533944][ T7589] device bridge_slave_1 entered promiscuous mode [ 273.553751][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 273.572350][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 273.603227][ T7624] bridge0: port 1(bridge_slave_0) entered blocking state [ 273.610289][ T7624] bridge0: port 1(bridge_slave_0) entered forwarding state [ 273.644116][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 273.676645][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 273.710395][ T7624] bridge0: port 2(bridge_slave_1) entered blocking state [ 273.717482][ T7624] bridge0: port 2(bridge_slave_1) entered forwarding state [ 273.744736][ T7594] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 273.777019][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 273.787103][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 273.795922][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 273.805001][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 273.813653][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 273.822596][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 273.831462][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 273.840464][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 273.849031][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 273.858391][ T7594] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 273.886216][ T7586] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 273.897386][ T7586] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 273.905316][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 273.913369][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 273.921667][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 273.947053][ T7589] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 273.964381][ T7616] bridge0: port 1(bridge_slave_0) entered blocking state [ 273.971503][ T7616] bridge0: port 1(bridge_slave_0) entered disabled state [ 273.979809][ T7616] device bridge_slave_0 entered promiscuous mode [ 273.998649][ T7594] team0: Port device team_slave_0 added [ 274.005698][ T7589] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 274.016613][ T7616] bridge0: port 2(bridge_slave_1) entered blocking state [ 274.026638][ T7616] bridge0: port 2(bridge_slave_1) entered disabled state [ 274.034735][ T7616] device bridge_slave_1 entered promiscuous mode [ 274.048452][ T7586] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 274.059171][ T7594] team0: Port device team_slave_1 added [ 274.095504][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 274.106887][ T7624] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 274.129981][ T7616] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 274.157589][ T7589] team0: Port device team_slave_0 added [ 274.165890][ T7589] team0: Port device team_slave_1 added [ 274.191142][ T7616] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 274.233885][ T7594] device hsr_slave_0 entered promiscuous mode [ 274.272053][ T7594] device hsr_slave_1 entered promiscuous mode 06:59:33 executing program 0: perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xb8, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) creat(0x0, 0x0) truncate(0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000080)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x19}}, 0x10) connect$inet(r0, &(0x7f0000000240)={0x2, 0x0, @multicast2}, 0x10) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000000040)=0x4, 0x4) sendmmsg(r0, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) readahead(0xffffffffffffffff, 0x0, 0x0) [ 274.311864][ T7594] debugfs: Directory 'hsr0' with parent '/' already present! [ 274.342861][ T7642] chnl_net:caif_netlink_parms(): no params data found [ 274.418238][ T7616] team0: Port device team_slave_0 added [ 274.467238][ T7589] device hsr_slave_0 entered promiscuous mode [ 274.522395][ T7589] device hsr_slave_1 entered promiscuous mode [ 274.591934][ T7589] debugfs: Directory 'hsr0' with parent '/' already present! [ 274.613570][ T7616] team0: Port device team_slave_1 added [ 274.734203][ T7616] device hsr_slave_0 entered promiscuous mode [ 274.764360][ T7616] device hsr_slave_1 entered promiscuous mode [ 274.801835][ T7616] debugfs: Directory 'hsr0' with parent '/' already present! [ 274.928592][ T7642] bridge0: port 1(bridge_slave_0) entered blocking state [ 274.971621][ T7642] bridge0: port 1(bridge_slave_0) entered disabled state [ 275.007931][ T7642] device bridge_slave_0 entered promiscuous mode 06:59:34 executing program 1: perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xb8, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) creat(0x0, 0x0) truncate(0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000080)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x19}}, 0x10) connect$inet(r0, &(0x7f0000000240)={0x2, 0x0, @multicast2}, 0x10) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000000040)=0x4, 0x4) sendmmsg(r0, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) readahead(0xffffffffffffffff, 0x0, 0x0) [ 275.202884][ T7642] bridge0: port 2(bridge_slave_1) entered blocking state [ 275.209962][ T7642] bridge0: port 2(bridge_slave_1) entered disabled state 06:59:34 executing program 0: perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xb8, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) creat(0x0, 0x0) truncate(0x0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000080)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x19}}, 0x10) connect$inet(r0, &(0x7f0000000240)={0x2, 0x0, @multicast2}, 0x10) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000000040)=0x4, 0x4) sendmmsg(r0, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) readahead(0xffffffffffffffff, 0x0, 0x0) [ 275.290178][ T7642] device bridge_slave_1 entered promiscuous mode [ 275.480934][ T7594] 8021q: adding VLAN 0 to HW filter on device bond0 [ 275.536198][ T7642] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 275.609085][ T7594] 8021q: adding VLAN 0 to HW filter on device team0 [ 275.635622][ T7589] 8021q: adding VLAN 0 to HW filter on device bond0 [ 275.635788][ C1] hrtimer: interrupt took 46446 ns [ 275.739916][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 275.784876][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 275.836863][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 275.860209][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 275.896480][ T7642] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 276.002243][ T7589] 8021q: adding VLAN 0 to HW filter on device team0 [ 276.028843][ T7697] ================================================================== [ 276.036977][ T7697] BUG: KCSAN: data-race in common_perm_cond / task_dump_owner [ 276.044422][ T7697] [ 276.046755][ T7697] read to 0xffff88812571d2ec of 4 bytes by task 7701 on cpu 1: [ 276.054306][ T7697] common_perm_cond+0x65/0x110 [ 276.059067][ T7697] apparmor_inode_getattr+0x2b/0x40 [ 276.064281][ T7697] security_inode_getattr+0x9b/0xd0 [ 276.069483][ T7697] vfs_getattr+0x2e/0x70 [ 276.073735][ T7697] vfs_statx+0x102/0x190 [ 276.077981][ T7697] __do_sys_newstat+0x51/0xb0 [ 276.082668][ T7697] __x64_sys_newstat+0x3a/0x50 [ 276.087437][ T7697] do_syscall_64+0xcc/0x370 [ 276.091945][ T7697] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 276.097935][ T7697] [ 276.100270][ T7697] write to 0xffff88812571d2ec of 4 bytes by task 7697 on cpu 0: [ 276.107900][ T7697] task_dump_owner+0x237/0x260 [ 276.112679][ T7697] pid_update_inode+0x3c/0x70 [ 276.117360][ T7697] pid_revalidate+0x91/0xd0 [ 276.121873][ T7697] lookup_fast+0x6f2/0x700 [ 276.126291][ T7697] walk_component+0x6d/0xe70 [ 276.130886][ T7697] link_path_walk.part.0+0x5d3/0xa90 [ 276.136179][ T7697] path_openat+0x14f/0x36e0 [ 276.140684][ T7697] do_filp_open+0x11e/0x1b0 [ 276.145198][ T7697] do_sys_open+0x3b3/0x4f0 [ 276.149622][ T7697] __x64_sys_open+0x55/0x70 [ 276.154125][ T7697] do_syscall_64+0xcc/0x370 [ 276.158649][ T7697] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 276.164526][ T7697] [ 276.166840][ T7697] Reported by Kernel Concurrency Sanitizer on: [ 276.173008][ T7697] CPU: 0 PID: 7697 Comm: ps Not tainted 5.4.0-syzkaller #0 [ 276.180200][ T7697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.190251][ T7697] ================================================================== [ 276.198311][ T7697] Kernel panic - not syncing: panic_on_warn set ... [ 276.204897][ T7697] CPU: 0 PID: 7697 Comm: ps Not tainted 5.4.0-syzkaller #0 [ 276.212168][ T7697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.222217][ T7697] Call Trace: [ 276.225523][ T7697] dump_stack+0x11d/0x181 [ 276.229876][ T7697] panic+0x210/0x640 [ 276.233865][ T7697] ? vprintk_func+0x8d/0x140 [ 276.238475][ T7697] kcsan_report.cold+0xc/0xd [ 276.243085][ T7697] kcsan_setup_watchpoint+0x3fe/0x460 [ 276.248471][ T7697] __tsan_unaligned_write4+0xc4/0x100 [ 276.253844][ T7697] task_dump_owner+0x237/0x260 [ 276.258610][ T7697] ? __rcu_read_unlock+0x66/0x3c0 [ 276.263640][ T7697] pid_update_inode+0x3c/0x70 [ 276.268316][ T7697] pid_revalidate+0x91/0xd0 [ 276.272826][ T7697] lookup_fast+0x6f2/0x700 [ 276.277253][ T7697] walk_component+0x6d/0xe70 [ 276.281861][ T7697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.288132][ T7697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.294375][ T7697] ? security_inode_permission+0xa5/0xc0 [ 276.300016][ T7697] ? inode_permission+0xa0/0x3c0 [ 276.304963][ T7697] link_path_walk.part.0+0x5d3/0xa90 [ 276.310517][ T7697] path_openat+0x14f/0x36e0 [ 276.315051][ T7697] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 276.320945][ T7697] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 276.327202][ T7697] ? __rcu_read_unlock+0x66/0x3c0 [ 276.332240][ T7697] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 276.338218][ T7697] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 276.344124][ T7697] ? __read_once_size+0x41/0xe0 [ 276.348981][ T7697] do_filp_open+0x11e/0x1b0 [ 276.353493][ T7697] ? __alloc_fd+0x2ef/0x3b0 [ 276.358027][ T7697] do_sys_open+0x3b3/0x4f0 [ 276.362446][ T7697] __x64_sys_open+0x55/0x70 [ 276.366946][ T7697] do_syscall_64+0xcc/0x370 [ 276.371450][ T7697] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 276.377334][ T7697] RIP: 0033:0x7f0c9a0b6120 [ 276.381761][ T7697] 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 [ 276.401363][ T7697] RSP: 002b:00007ffc81bf4458 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 276.409782][ T7697] RAX: ffffffffffffffda RBX: 0000000000616760 RCX: 00007f0c9a0b6120 [ 276.417758][ T7697] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f0c9a584d00 [ 276.425739][ T7697] RBP: 0000000000001000 R08: 0000000000000000 R09: 00007f0c9a37ea10 [ 276.433730][ T7697] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0c9a583d00 [ 276.441706][ T7697] R13: 00000000011331c0 R14: 0000000000000005 R15: 0000000000000000 [ 276.450874][ T7697] Kernel Offset: disabled [ 276.455200][ T7697] Rebooting in 86400 seconds..