[ 28.163245][ T24] audit: type=1800 audit(1562226328.389:32): pid=6975 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: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 28.763877][ T24] audit: type=1800 audit(1562226329.069:33): pid=6975 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 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.32' (ECDSA) to the list of known hosts. syzkaller login: [ 60.866625][ T24] kauditd_printk_skb: 2 callbacks suppressed [ 60.866633][ T24] audit: type=1400 audit(1562226361.169:36): avc: denied { map } for pid=7171 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2019/07/04 07:46:02 parsed 1 programs [ 61.818786][ T24] audit: type=1400 audit(1562226362.129:37): avc: denied { map } for pid=7171 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=16191 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 [ 61.821064][ T3774] kmemleak: Automatic memory scanning thread ended 2019/07/04 07:46:10 executed programs: 0 [ 70.228689][ T7187] IPVS: ftp: loaded support on port[0] = 21 [ 70.247564][ T7187] chnl_net:caif_netlink_parms(): no params data found [ 70.259420][ T7187] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.266440][ T7187] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.273807][ T7187] device bridge_slave_0 entered promiscuous mode [ 70.280529][ T7187] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.287563][ T7187] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.294763][ T7187] device bridge_slave_1 entered promiscuous mode [ 70.303849][ T7187] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 70.312547][ T7187] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 70.323070][ T7187] team0: Port device team_slave_0 added [ 70.328954][ T7187] team0: Port device team_slave_1 added [ 70.387796][ T7187] device hsr_slave_0 entered promiscuous mode [ 70.447133][ T7187] device hsr_slave_1 entered promiscuous mode [ 70.489130][ T7187] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.496160][ T7187] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.509830][ T7187] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.516862][ T7187] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.531364][ T7187] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.539355][ T3040] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.558974][ T3040] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.566155][ T3040] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.573595][ T3040] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 70.582034][ T7187] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.589808][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.597957][ T25] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.604973][ T25] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.617318][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.625404][ T25] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.632437][ T25] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.640306][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.648385][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.656368][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.665194][ T7187] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.675711][ T7187] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.683228][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.690873][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.701717][ T7187] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.716562][ T24] audit: type=1400 audit(1562226371.019:38): avc: denied { associate } for pid=7187 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 [ 72.037289][ T26] device bridge_slave_1 left promiscuous mode [ 72.043400][ T26] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.107300][ T26] device bridge_slave_0 left promiscuous mode [ 72.113416][ T26] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.287412][ T26] device hsr_slave_1 left promiscuous mode [ 72.337695][ T26] device hsr_slave_0 left promiscuous mode [ 72.397700][ T26] team0 (unregistering): Port device team_slave_1 removed [ 72.405391][ T26] team0 (unregistering): Port device team_slave_0 removed [ 72.413066][ T26] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 72.437802][ T26] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 72.510763][ T26] bond0 (unregistering): Released all slaves 2019/07/04 07:46:16 executed programs: 1 2019/07/04 07:46:16 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 [ 75.757241][ T7201] IPVS: ftp: loaded support on port[0] = 21 [ 75.780337][ T7201] chnl_net:caif_netlink_parms(): no params data found [ 75.792690][ T7201] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.799853][ T7201] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.807075][ T7201] device bridge_slave_0 entered promiscuous mode [ 75.813703][ T7201] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.820879][ T7201] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.828131][ T7201] device bridge_slave_1 entered promiscuous mode [ 75.837402][ T7201] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 75.845962][ T7201] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 75.856851][ T7201] team0: Port device team_slave_0 added [ 75.862666][ T7201] team0: Port device team_slave_1 added [ 75.917825][ T7201] device hsr_slave_0 entered promiscuous mode [ 75.967146][ T7201] device hsr_slave_1 entered promiscuous mode [ 76.019231][ T7201] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.026248][ T7201] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.033599][ T7201] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.040705][ T7201] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.054379][ T7201] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.062138][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.069707][ T35] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.076802][ T35] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.084506][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 76.092797][ T7201] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.100389][ T7191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.108604][ T7191] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.115606][ T7191] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.127260][ T7201] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 76.137851][ T7201] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.149075][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.157530][ T25] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.164578][ T25] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.172123][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.180560][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.188544][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.196415][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.204544][ T3525] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.211804][ T3525] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.221758][ T7201] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.203983][ T7208] kmemleak: 6 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 77.267219][ T26] device bridge_slave_1 left promiscuous mode [ 77.273424][ T26] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.327285][ T26] device bridge_slave_0 left promiscuous mode [ 77.333399][ T26] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.547769][ T26] device hsr_slave_1 left promiscuous mode [ 77.577875][ T26] device hsr_slave_0 left promiscuous mode [ 77.627938][ T26] team0 (unregistering): Port device team_slave_1 removed [ 77.635767][ T26] team0 (unregistering): Port device team_slave_0 removed [ 77.643618][ T26] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 77.668116][ T26] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 77.731294][ T26] bond0 (unregistering): Released all slaves [ 83.881397][ T7208] kmemleak: 5 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811f8be040 (size 64): comm "softirq", pid 0, jiffies 4294944299 (age 13.690s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 e0 3c 55 0a 81 88 ff ff .........] kmem_cache_alloc_trace+0x13d/0x280 [<00000000f3025420>] batadv_tvlv_handler_register+0xae/0x140 [<0000000040f814c5>] batadv_tt_init+0x78/0x180 [<000000001e4da5c6>] batadv_mesh_init+0x196/0x230 [<0000000019f8f3fb>] batadv_softif_init_late+0x1ca/0x220 [<00000000ffc0e348>] register_netdevice+0xbf/0x600 [<000000007d9e8cdb>] __rtnl_newlink+0xaca/0xb30 [<0000000042f0b25c>] rtnl_newlink+0x4e/0x80 [<00000000cd53e4d6>] rtnetlink_rcv_msg+0x178/0x4b0 [<00000000a0d3dd8b>] netlink_rcv_skb+0x61/0x170 [<00000000522d2b9a>] rtnetlink_rcv+0x1d/0x30 [<00000000e42a0697>] netlink_unicast+0x1ec/0x2d0 [<00000000f600ec02>] netlink_sendmsg+0x26a/0x480 [<00000000d97a4ad7>] sock_sendmsg+0x54/0x70 [<0000000034bfcfdc>] __sys_sendto+0x148/0x1f0 [<0000000002ac44e0>] __x64_sys_sendto+0x2a/0x30 BUG: memory leak unreferenced object 0xffff88811f80b600 (size 128): comm "syz-executor.0", pid 7187, jiffies 4294944307 (age 13.610s) hex dump (first 32 bytes): f0 68 a0 21 81 88 ff ff f0 68 a0 21 81 88 ff ff .h.!.....h.!.... 66 dc 30 bb ae 6e 82 32 6d f3 3c cf 00 5f 5a 32 f.0..n.2m.<.._Z2 backtrace: [<00000000d5235f8f>] kmem_cache_alloc_trace+0x13d/0x280 [<00000000b4256fb9>] hsr_create_self_node+0x42/0x150 [<000000007d86ff18>] hsr_dev_finalize+0xa4/0x233 [<00000000184bd9fb>] hsr_newlink+0xf3/0x140 [<000000001f27132f>] __rtnl_newlink+0x892/0xb30 [<0000000042f0b25c>] rtnl_newlink+0x4e/0x80 [<00000000cd53e4d6>] rtnetlink_rcv_msg+0x178/0x4b0 [<00000000a0d3dd8b>] netlink_rcv_skb+0x61/0x170 [<00000000522d2b9a>] rtnetlink_rcv+0x1d/0x30 [<00000000e42a0697>] netlink_unicast+0x1ec/0x2d0 [<00000000f600ec02>] netlink_sendmsg+0x26a/0x480 [<00000000d97a4ad7>] sock_sendmsg+0x54/0x70 [<0000000034bfcfdc>] __sys_sendto+0x148/0x1f0 [<0000000002ac44e0>] __x64_sys_sendto+0x2a/0x30 [<0000000076e4e54c>] do_syscall_64+0x76/0x1a0 [<00000000d0b21414>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88810deafc00 (size 64): comm "syz-executor.0", pid 7187, jiffies 4294944308 (age 13.600s) hex dump (first 32 bytes): 80 a7 cb 0d 81 88 ff ff 00 02 00 00 00 00 ad de ................ 00 60 a0 21 81 88 ff ff c0 68 a0 21 81 88 ff ff .`.!.....h.!.... backtrace: [<00000000d5235f8f>] kmem_cache_alloc_trace+0x13d/0x280 [<00000000e4fcf530>] hsr_add_port+0xe7/0x220 [<0000000092962e5b>] hsr_dev_finalize+0x14f/0x233 [<00000000184bd9fb>] hsr_newlink+0xf3/0x140 [<000000001f27132f>] __rtnl_newlink+0x892/0xb30 [<0000000042f0b25c>] rtnl_newlink+0x4e/0x80 [<00000000cd53e4d6>] rtnetlink_rcv_msg+0x178/0x4b0 [<00000000a0d3dd8b>] netlink_rcv_skb+0x61/0x170 [<00000000522d2b9a>] rtnetlink_rcv+0x1d/0x30 [<00000000e42a0697>] netlink_unicast+0x1ec/0x2d0 [<00000000f600ec02>] netlink_sendmsg+0x26a/0x480 [<00000000d97a4ad7>] sock_sendmsg+0x54/0x70 [<0000000034bfcfdc>] __sys_sendto+0x148/0x1f0 [<0000000002ac44e0>] __x64_sys_sendto+0x2a/0x30 [<0000000076e4e54c>] do_syscall_64+0x76/0x1a0 [<00000000d0b21414>] entry_SYSCALL_64_after_hwframe+0x44/0xa9