[ 28.420169][ T24] audit: type=1800 audit(1562689504.216:32): pid=7032 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon:[ 28.939514][ T24] audit: type=1800 audit(1562689504.806:33): pid=7032 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 restorecond[?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 '10.128.0.109' (ECDSA) to the list of known hosts. syzkaller login: [ 38.074167][ T24] kauditd_printk_skb: 2 callbacks suppressed [ 38.074174][ T24] audit: type=1400 audit(1562689513.946:36): avc: denied { map } for pid=7217 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2019/07/09 16:25:14 parsed 1 programs [ 39.039102][ T24] audit: type=1400 audit(1562689514.906:37): avc: denied { map } for pid=7217 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=16076 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 [ 39.041337][ T3779] kmemleak: Automatic memory scanning thread ended 2019/07/09 16:25:23 executed programs: 0 [ 47.360857][ T7233] IPVS: ftp: loaded support on port[0] = 21 [ 47.380029][ T7233] chnl_net:caif_netlink_parms(): no params data found [ 47.391592][ T7233] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.399545][ T7233] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.406915][ T7233] device bridge_slave_0 entered promiscuous mode [ 47.413609][ T7233] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.420725][ T7233] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.428048][ T7233] device bridge_slave_1 entered promiscuous mode [ 47.437513][ T7233] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.446255][ T7233] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.456908][ T7233] team0: Port device team_slave_0 added [ 47.462907][ T7233] team0: Port device team_slave_1 added [ 47.482653][ T7233] device hsr_slave_0 entered promiscuous mode [ 47.532064][ T7233] device hsr_slave_1 entered promiscuous mode [ 47.574014][ T7233] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.581043][ T7233] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.588289][ T7233] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.595336][ T7233] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.610175][ T7233] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.618261][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.636086][ T3046] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.644062][ T3046] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.651319][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 47.659796][ T7233] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.667679][ T924] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.675937][ T924] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.682975][ T924] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.695811][ T7233] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 47.706288][ T7233] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 47.717157][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.725860][ T3046] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.733094][ T3046] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.740928][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.749011][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.757026][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.764981][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.772895][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.780216][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.790148][ T7233] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.805427][ T24] audit: type=1400 audit(1562689523.676:38): avc: denied { associate } for pid=7233 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 48.972215][ T7] device bridge_slave_1 left promiscuous mode [ 48.978326][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.022277][ T7] device bridge_slave_0 left promiscuous mode [ 49.028386][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.212864][ T7] device hsr_slave_1 left promiscuous mode [ 49.292738][ T7] device hsr_slave_0 left promiscuous mode [ 49.342687][ T7] team0 (unregistering): Port device team_slave_1 removed [ 49.350422][ T7] team0 (unregistering): Port device team_slave_0 removed [ 49.358114][ T7] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 49.392676][ T7] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 49.445571][ T7] bond0 (unregistering): Released all slaves 2019/07/09 16:25:29 executed programs: 1 2019/07/09 16:25:29 result: hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe umount(./0/file0) failed (errno 22) loop exited with status 0 [ 53.591502][ T7246] IPVS: ftp: loaded support on port[0] = 21 [ 53.610042][ T7246] chnl_net:caif_netlink_parms(): no params data found [ 53.621554][ T7246] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.628611][ T7246] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.635925][ T7246] device bridge_slave_0 entered promiscuous mode [ 53.643067][ T7246] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.650084][ T7246] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.657386][ T7246] device bridge_slave_1 entered promiscuous mode [ 53.666346][ T7246] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.675052][ T7246] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.685672][ T7246] team0: Port device team_slave_0 added [ 53.691525][ T7246] team0: Port device team_slave_1 added [ 53.742670][ T7246] device hsr_slave_0 entered promiscuous mode [ 53.782035][ T7246] device hsr_slave_1 entered promiscuous mode [ 53.824001][ T7246] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.831166][ T7246] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.838404][ T7246] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.845472][ T7246] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.859506][ T7246] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.867516][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.874936][ T16] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.882479][ T16] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.889712][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 53.898581][ T7246] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.906174][ T924] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.914449][ T924] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.921454][ T924] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.932265][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.940395][ T3046] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.947448][ T3046] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.955084][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.963222][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.971331][ T924] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.980203][ T3046] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.988983][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.997784][ T7246] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.007667][ T7246] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.884049][ T7253] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 55.042115][ T159] device bridge_slave_1 left promiscuous mode [ 55.048214][ T159] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.092188][ T159] device bridge_slave_0 left promiscuous mode [ 55.098303][ T159] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.282617][ T159] device hsr_slave_1 left promiscuous mode [ 55.322723][ T159] device hsr_slave_0 left promiscuous mode [ 55.362656][ T159] team0 (unregistering): Port device team_slave_1 removed [ 55.370397][ T159] team0 (unregistering): Port device team_slave_0 removed [ 55.378148][ T159] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 55.412646][ T159] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 55.475677][ T159] bond0 (unregistering): Released all slaves [ 61.794603][ T7253] kmemleak: 6 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff8881204da540 (size 64): comm "softirq", pid 0, jiffies 4294942014 (age 14.480s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 e0 0c 47 10 81 88 ff ff ..........G..... 00 00 00 00 00 00 00 00 00 41 16 83 ff ff ff ff .........A...... backtrace: [<000000008c1ea7ff>] kmem_cache_alloc_trace+0x13d/0x280 [<00000000d3ef464d>] batadv_tvlv_handler_register+0xa3/0x170 [<00000000f7154469>] batadv_tt_init+0x78/0x180 [<00000000f5b46b81>] batadv_mesh_init+0x196/0x230 [<00000000669aa84d>] batadv_softif_init_late+0x1ca/0x220 [<0000000089cee40f>] register_netdevice+0xbf/0x600 [<00000000792ae469>] __rtnl_newlink+0xaca/0xb30 [<00000000c0181d28>] rtnl_newlink+0x4e/0x80 [<000000001c3cfcfa>] rtnetlink_rcv_msg+0x178/0x4b0 [<00000000e836c0eb>] netlink_rcv_skb+0x61/0x170 [<00000000509334ff>] rtnetlink_rcv+0x1d/0x30 [<0000000003a8d9a1>] netlink_unicast+0x1ec/0x2d0 [<00000000fc56e617>] netlink_sendmsg+0x26a/0x480 [<000000003a696888>] sock_sendmsg+0x54/0x70 [<0000000095ce954f>] __sys_sendto+0x148/0x1f0 [<00000000bcbaa8b1>] __x64_sys_sendto+0x2a/0x30 BUG: memory leak unreferenced object 0xffff888112625a40 (size 64): comm "syz-executor.0", pid 7233, jiffies 4294942022 (age 14.400s) hex dump (first 32 bytes): c0 80 2e 07 81 88 ff ff 00 02 00 00 00 00 ad de ................ 00 50 2e 18 81 88 ff ff c0 58 2e 18 81 88 ff ff .P.......X...... backtrace: [<000000008c1ea7ff>] kmem_cache_alloc_trace+0x13d/0x280 [<000000005645627a>] hsr_add_port+0xe7/0x220 [<000000006e72700f>] hsr_dev_finalize+0x14f/0x233 [<000000008350da52>] hsr_newlink+0xf3/0x140 [<00000000eefa8c41>] __rtnl_newlink+0x892/0xb30 [<00000000c0181d28>] rtnl_newlink+0x4e/0x80 [<000000001c3cfcfa>] rtnetlink_rcv_msg+0x178/0x4b0 [<00000000e836c0eb>] netlink_rcv_skb+0x61/0x170 [<00000000509334ff>] rtnetlink_rcv+0x1d/0x30 [<0000000003a8d9a1>] netlink_unicast+0x1ec/0x2d0 [<00000000fc56e617>] netlink_sendmsg+0x26a/0x480 [<000000003a696888>] sock_sendmsg+0x54/0x70 [<0000000095ce954f>] __sys_sendto+0x148/0x1f0 [<00000000bcbaa8b1>] __x64_sys_sendto+0x2a/0x30 [<00000000fa6f3b51>] do_syscall_64+0x76/0x1a0 [<00000000c804d2b0>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888112625a80 (size 64): comm "syz-executor.0", pid 7233, jiffies 4294942029 (age 14.330s) hex dump (first 32 bytes): d0 58 2e 18 81 88 ff ff 00 02 00 00 00 00 ad de .X.............. 00 70 b2 15 81 88 ff ff c0 58 2e 18 81 88 ff ff .p.......X...... backtrace: [<000000008c1ea7ff>] kmem_cache_alloc_trace+0x13d/0x280 [<000000005645627a>] hsr_add_port+0xe7/0x220 [<00000000eaf8fa53>] hsr_dev_finalize+0x1f5/0x233 [<000000008350da52>] hsr_newlink+0xf3/0x140 [<00000000eefa8c41>] __rtnl_newlink+0x892/0xb30 [<00000000c0181d28>] rtnl_newlink+0x4e/0x80 [<000000001c3cfcfa>] rtnetlink_rcv_msg+0x178/0x4b0 [<00000000e836c0eb>] netlink_rcv_skb+0x61/0x170 [<00000000509334ff>] rtnetlink_rcv+0x1d/0x30 [<0000000003a8d9a1>] netlink_unicast+0x1ec/0x2d0 [<00000000fc56e617>] netlink_sendmsg+0x26a/0x480 [<000000003a696888>] sock_sendmsg+0x54/0x70 [<0000000095ce954f>] __sys_sendto+0x148/0x1f0 [<00000000bcbaa8b1>] __x64_sys_sendto+0x2a/0x30 [<00000000fa6f3b51>] do_syscall_64+0x76/0x1a0 [<00000000c804d2b0>] entry_SYSCALL_64_after_hwframe+0x44/0xa9