[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [ 25.364249][ T24] audit: type=1800 audit(1564102594.500:33): pid=6846 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 [ 25.386429][ T24] audit: type=1800 audit(1564102594.500:34): pid=6846 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: [ 34.027642][ T24] audit: type=1400 audit(1564102603.170:35): avc: denied { map } for pid=7020 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 '10.128.10.39' (ECDSA) to the list of known hosts. [ 39.922653][ T24] audit: type=1400 audit(1564102609.060:36): avc: denied { map } for pid=7034 comm="syz-executor547" path="/root/syz-executor547667016" 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 [ 46.589645][ T7035] IPVS: ftp: loaded support on port[0] = 21 [ 46.607192][ T7035] chnl_net:caif_netlink_parms(): no params data found [ 46.619075][ T7035] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.626362][ T7035] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.633760][ T7035] device bridge_slave_0 entered promiscuous mode [ 46.641608][ T7035] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.648728][ T7035] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.656032][ T7035] device bridge_slave_1 entered promiscuous mode [ 46.665274][ T7035] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.674897][ T7035] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.686636][ T7035] team0: Port device team_slave_0 added [ 46.692493][ T7035] team0: Port device team_slave_1 added [ 46.767327][ T7035] device hsr_slave_0 entered promiscuous mode [ 46.806753][ T7035] device hsr_slave_1 entered promiscuous mode [ 46.858621][ T7035] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.865654][ T7035] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.872925][ T7035] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.880053][ T7035] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.894517][ T7035] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.902577][ T3549] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.910802][ T3549] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.919015][ T3549] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.926391][ T3549] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 46.934854][ T7035] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.942951][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.951406][ T3045] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.958429][ T3045] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.972090][ T7035] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 46.982569][ T7035] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 46.993559][ T3549] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.001961][ T3549] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.009184][ T3549] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.016910][ T3549] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.024995][ T3549] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.033396][ T3549] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.041384][ T3549] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.049397][ T3549] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready executing program [ 47.056774][ T3549] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.066767][ T7035] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.226997][ T126] device bridge_slave_1 left promiscuous mode [ 48.233167][ T126] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.276809][ T126] device bridge_slave_0 left promiscuous mode [ 48.282921][ T126] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.457059][ T126] device hsr_slave_0 left promiscuous mode [ 48.496693][ T126] device hsr_slave_1 left promiscuous mode [ 48.537984][ T126] team0 (unregistering): Port device team_slave_1 removed [ 48.545999][ T126] team0 (unregistering): Port device team_slave_0 removed [ 48.553895][ T126] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 48.597301][ T126] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 48.630444][ T126] bond0 (unregistering): Released all slaves [ 53.014736][ T7034] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888121223140 (size 32): comm "syz-executor547", pid 7035, jiffies 4294941983 (age 7.910s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000230081af>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005a47a00b>] ip_mc_add_src+0x36b/0x400 [<000000008774c550>] ip_mc_source+0x2e3/0x4e0 [<000000004f2f5e13>] do_ip_setsockopt.isra.0+0x24e/0x1930 [<00000000a2a59c93>] ip_setsockopt+0x3b/0xb0 [<00000000ab465a3d>] tcp_setsockopt+0x46/0x80 [<000000006b772b92>] sock_common_setsockopt+0x38/0x50 [<000000005ee0f186>] __sys_setsockopt+0x10f/0x220 [<00000000f0720539>] __x64_sys_setsockopt+0x26/0x30 [<00000000b149e4ab>] do_syscall_64+0x76/0x1a0 [<00000000501891f4>] entry_SYSCALL_64_after_hwframe+0x44/0xa9