[....] 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. [ 25.867828][ T25] audit: type=1800 audit(1562563688.425:33): pid=6826 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 [ 25.890649][ T25] audit: type=1800 audit(1562563688.425:34): pid=6826 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 27.504831][ T25] audit: type=1400 audit(1562563690.065:35): avc: denied { map } for pid=7002 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.0.68' (ECDSA) to the list of known hosts. [ 60.296731][ T25] audit: type=1400 audit(1562563722.855:36): avc: denied { map } for pid=7018 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 2019/07/08 05:28:43 parsed 1 programs [ 61.219629][ T25] audit: type=1400 audit(1562563723.775:37): avc: denied { map } for pid=7018 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=16149 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 [ 61.221242][ T3785] kmemleak: Automatic memory scanning thread ended 2019/07/08 05:28:53 executed programs: 0 [ 70.482734][ T7034] IPVS: ftp: loaded support on port[0] = 21 [ 70.502805][ T7034] chnl_net:caif_netlink_parms(): no params data found [ 70.514873][ T7034] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.521888][ T7034] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.529242][ T7034] device bridge_slave_0 entered promiscuous mode [ 70.535983][ T7034] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.542987][ T7034] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.550171][ T7034] device bridge_slave_1 entered promiscuous mode [ 70.558978][ T7034] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 70.567522][ T7034] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 70.578040][ T7034] team0: Port device team_slave_0 added [ 70.583838][ T7034] team0: Port device team_slave_1 added [ 70.634760][ T7034] device hsr_slave_0 entered promiscuous mode [ 70.664111][ T7034] device hsr_slave_1 entered promiscuous mode [ 70.706035][ T7034] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.713138][ T7034] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.720401][ T7034] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.727626][ T7034] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.741584][ T7034] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.749358][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.757251][ T26] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.765359][ T26] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.772597][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 70.780926][ T7034] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.788602][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.796849][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.803860][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.814178][ T7036] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.822373][ T7036] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.829390][ T7036] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.839038][ T3531] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.847058][ T3531] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.855034][ T3531] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.862899][ T3531] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.871293][ T7034] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.882144][ T7034] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.889461][ T7036] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.899803][ T7034] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.916063][ T25] audit: type=1400 audit(1562563733.475:38): avc: denied { associate } for pid=7034 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 [ 72.124260][ T7] device bridge_slave_1 left promiscuous mode [ 72.130530][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.164232][ T7] device bridge_slave_0 left promiscuous mode [ 72.170326][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.315111][ T7] device hsr_slave_1 left promiscuous mode [ 72.344533][ T7] device hsr_slave_0 left promiscuous mode [ 72.374715][ T7] team0 (unregistering): Port device team_slave_1 removed [ 72.382914][ T7] team0 (unregistering): Port device team_slave_0 removed [ 72.390633][ T7] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 72.424661][ T7] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 72.447904][ T7] bond0 (unregistering): Released all slaves 2019/07/08 05:28:58 executed programs: 1 2019/07/08 05:28:58 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 [ 75.952065][ T7047] IPVS: ftp: loaded support on port[0] = 21 [ 75.971188][ T7047] chnl_net:caif_netlink_parms(): no params data found [ 75.982784][ T7047] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.989838][ T7047] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.997144][ T7047] device bridge_slave_0 entered promiscuous mode [ 76.003803][ T7047] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.011235][ T7047] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.018604][ T7047] device bridge_slave_1 entered promiscuous mode [ 76.027468][ T7047] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 76.036114][ T7047] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 76.046647][ T7047] team0: Port device team_slave_0 added [ 76.052465][ T7047] team0: Port device team_slave_1 added [ 76.084489][ T7047] device hsr_slave_0 entered promiscuous mode [ 76.134048][ T7047] device hsr_slave_1 entered promiscuous mode [ 76.196115][ T7047] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.203129][ T7047] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.210356][ T7047] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.217372][ T7047] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.231510][ T7047] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.239391][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.246832][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.254236][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.261460][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 76.270039][ T7047] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.278269][ T7036] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.286464][ T7036] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.293501][ T7036] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.306493][ T7047] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 76.316957][ T7047] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.327728][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.335915][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.342933][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.350423][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.358525][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.366546][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.374478][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.382305][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.389629][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.399342][ T7047] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.351741][ T7055] kmemleak: 6 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 77.654628][ T20] device bridge_slave_1 left promiscuous mode [ 77.660722][ T20] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.714254][ T20] device bridge_slave_0 left promiscuous mode [ 77.720340][ T20] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.914444][ T20] device hsr_slave_1 left promiscuous mode [ 77.954545][ T20] device hsr_slave_0 left promiscuous mode [ 77.994786][ T20] team0 (unregistering): Port device team_slave_1 removed [ 78.002508][ T20] team0 (unregistering): Port device team_slave_0 removed [ 78.010196][ T20] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 78.044693][ T20] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 78.087972][ T20] bond0 (unregistering): Released all slaves [ 84.022226][ T7055] kmemleak: 6 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888115be4cc0 (size 64): comm "softirq", pid 0, jiffies 4294944325 (age 13.570s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 e0 0c 2b 21 81 88 ff ff ..........+!.... 00 00 00 00 00 00 00 00 30 10 16 83 ff ff ff ff ........0....... backtrace: [<0000000085ab1ca2>] kmem_cache_alloc_trace+0x13d/0x280 [<00000000d3b0e84c>] batadv_tvlv_handler_register+0xae/0x140 [<00000000a50a36f0>] batadv_tt_init+0x78/0x180 [<00000000e58a5ad8>] batadv_mesh_init+0x196/0x230 [<0000000043cab5da>] batadv_softif_init_late+0x1ca/0x220 [<000000001360ab6b>] register_netdevice+0xbf/0x600 [<00000000aaa50683>] __rtnl_newlink+0xaca/0xb30 [<000000003f80b77a>] rtnl_newlink+0x4e/0x80 [<000000001dffee84>] rtnetlink_rcv_msg+0x178/0x4b0 [<00000000caf4d01e>] netlink_rcv_skb+0x61/0x170 [<000000004247a3ec>] rtnetlink_rcv+0x1d/0x30 [<000000003198ea86>] netlink_unicast+0x1ec/0x2d0 [<00000000a901805b>] netlink_sendmsg+0x26a/0x480 [<00000000e2b04bbb>] sock_sendmsg+0x54/0x70 [<00000000fdfe65e0>] __sys_sendto+0x148/0x1f0 [<0000000013d186fc>] __x64_sys_sendto+0x2a/0x30 BUG: memory leak unreferenced object 0xffff8881205b3a80 (size 128): comm "syz-executor.0", pid 7034, jiffies 4294944333 (age 13.490s) hex dump (first 32 bytes): f0 d8 56 1f 81 88 ff ff f0 d8 56 1f 81 88 ff ff ..V.......V..... 6e fb 6c 96 c4 c7 42 b7 f9 ae 34 ba 00 00 00 00 n.l...B...4..... backtrace: [<0000000085ab1ca2>] kmem_cache_alloc_trace+0x13d/0x280 [<00000000b6361938>] hsr_create_self_node+0x42/0x150 [<00000000d4181ed6>] hsr_dev_finalize+0xa4/0x233 [<000000009b7899ee>] hsr_newlink+0xf3/0x140 [<00000000c716cc40>] __rtnl_newlink+0x892/0xb30 [<000000003f80b77a>] rtnl_newlink+0x4e/0x80 [<000000001dffee84>] rtnetlink_rcv_msg+0x178/0x4b0 [<00000000caf4d01e>] netlink_rcv_skb+0x61/0x170 [<000000004247a3ec>] rtnetlink_rcv+0x1d/0x30 [<000000003198ea86>] netlink_unicast+0x1ec/0x2d0 [<00000000a901805b>] netlink_sendmsg+0x26a/0x480 [<00000000e2b04bbb>] sock_sendmsg+0x54/0x70 [<00000000fdfe65e0>] __sys_sendto+0x148/0x1f0 [<0000000013d186fc>] __x64_sys_sendto+0x2a/0x30 [<0000000003472224>] do_syscall_64+0x76/0x1a0 [<00000000d75a54f3>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881204a7840 (size 64): comm "syz-executor.0", pid 7034, jiffies 4294944333 (age 13.490s) hex dump (first 32 bytes): c0 13 ff 15 81 88 ff ff 00 02 00 00 00 00 ad de ................ 00 d0 56 1f 81 88 ff ff c0 d8 56 1f 81 88 ff ff ..V.......V..... backtrace: [<0000000085ab1ca2>] kmem_cache_alloc_trace+0x13d/0x280 [<0000000015a9fad2>] hsr_add_port+0xe7/0x220 [<0000000053a7b5f9>] hsr_dev_finalize+0x14f/0x233 [<000000009b7899ee>] hsr_newlink+0xf3/0x140 [<00000000c716cc40>] __rtnl_newlink+0x892/0xb30 [<000000003f80b77a>] rtnl_newlink+0x4e/0x80 [<000000001dffee84>] rtnetlink_rcv_msg+0x178/0x4b0 [<00000000caf4d01e>] netlink_rcv_skb+0x61/0x170 [<000000004247a3ec>] rtnetlink_rcv+0x1d/0x30 [<000000003198ea86>] netlink_unicast+0x1ec/0x2d0 [<00000000a901805b>] netlink_sendmsg+0x26a/0x480 [<00000000e2b04bbb>] sock_sendmsg+0x54/0x70 [<00000000fdfe65e0>] __sys_sendto+0x148/0x1f0 [<0000000013d186fc>] __x64_sys_sendto+0x2a/0x30 [<0000000003472224>] do_syscall_64+0x76/0x1a0 [<00000000d75a54f3>] entry_SYSCALL_64_after_hwframe+0x44/0xa9