[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] 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. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 27.591539][ T22] kauditd_printk_skb: 18 callbacks suppressed [ 27.591545][ T22] audit: type=1400 audit(1567920953.872:35): avc: denied { map } for pid=7014 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 '10.128.0.123' (ECDSA) to the list of known hosts. [ 930.620789][ T22] audit: type=1400 audit(1567921856.902:36): avc: denied { map } for pid=7030 comm="syz-executor110" path="/root/syz-executor110354505" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 937.415050][ T7031] IPVS: ftp: loaded support on port[0] = 21 [ 937.431178][ T7031] chnl_net:caif_netlink_parms(): no params data found [ 937.442383][ T7031] bridge0: port 1(bridge_slave_0) entered blocking state [ 937.449496][ T7031] bridge0: port 1(bridge_slave_0) entered disabled state [ 937.456712][ T7031] device bridge_slave_0 entered promiscuous mode [ 937.463510][ T7031] bridge0: port 2(bridge_slave_1) entered blocking state [ 937.470596][ T7031] bridge0: port 2(bridge_slave_1) entered disabled state [ 937.477919][ T7031] device bridge_slave_1 entered promiscuous mode [ 937.486793][ T7031] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 937.496223][ T7031] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 937.507445][ T7031] team0: Port device team_slave_0 added [ 937.513354][ T7031] team0: Port device team_slave_1 added [ 937.569528][ T7031] device hsr_slave_0 entered promiscuous mode [ 937.608915][ T7031] device hsr_slave_1 entered promiscuous mode [ 937.650615][ T7031] bridge0: port 2(bridge_slave_1) entered blocking state [ 937.657656][ T7031] bridge0: port 2(bridge_slave_1) entered forwarding state [ 937.664956][ T7031] bridge0: port 1(bridge_slave_0) entered blocking state [ 937.672085][ T7031] bridge0: port 1(bridge_slave_0) entered forwarding state [ 937.685204][ T7031] 8021q: adding VLAN 0 to HW filter on device bond0 [ 937.693064][ T7033] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 937.710760][ T7033] bridge0: port 1(bridge_slave_0) entered disabled state [ 937.718119][ T7033] bridge0: port 2(bridge_slave_1) entered disabled state [ 937.725447][ T7033] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 937.733702][ T7031] 8021q: adding VLAN 0 to HW filter on device team0 [ 937.741483][ T3547] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 937.750149][ T3547] bridge0: port 1(bridge_slave_0) entered blocking state [ 937.757153][ T3547] bridge0: port 1(bridge_slave_0) entered forwarding state [ 937.769087][ T7033] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 937.777281][ T7033] bridge0: port 2(bridge_slave_1) entered blocking state [ 937.784296][ T7033] bridge0: port 2(bridge_slave_1) entered forwarding state [ 937.792063][ T7033] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 937.800175][ T7033] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready executing program [ 937.808242][ T7033] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 937.816148][ T7033] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 937.824159][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 937.831953][ T7031] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 937.841522][ T7031] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program [ 944.832886][ T7031] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888121f06380 (size 64): comm "syz-executor110", pid 7043, jiffies 4295031061 (age 13.950s) hex dump (first 32 bytes): 21 4e 00 00 00 00 00 00 00 00 00 00 00 00 00 00 !N.............. 88 c7 3d 17 82 88 ff ff 00 00 00 00 00 00 00 00 ..=............. backtrace: [<0000000048a98fce>] kmem_cache_alloc+0x13f/0x2c0 [<000000003f3ccadd>] sctp_get_port_local+0x189/0x5b0 [<00000000b620a775>] sctp_do_bind+0xcc/0x1e0 [<000000000bb1200e>] sctp_bind+0x44/0x70 [<0000000043026330>] inet6_bind+0x40/0xb7 [<00000000dab51bfd>] __sys_bind+0x11c/0x140 [<00000000b1105b32>] __x64_sys_bind+0x1e/0x30 [<00000000da9ec015>] do_syscall_64+0x76/0x1a0 [<000000008273fe3f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9