[ 28.147527][ T24] audit: type=1800 audit(1563636557.020:30): pid=6992 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 28.173058][ T24] audit: type=1800 audit(1563636557.020:31): pid=6992 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.79' (ECDSA) to the list of known hosts. syzkaller login: [ 36.990796][ T24] kauditd_printk_skb: 4 callbacks suppressed [ 36.990804][ T24] audit: type=1400 audit(1563636565.880:36): avc: denied { map } for pid=7176 comm="syz-executor728" path="/root/syz-executor728664697" 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 [ 43.856241][ T7178] IPVS: ftp: loaded support on port[0] = 21 [ 43.875938][ T7178] chnl_net:caif_netlink_parms(): no params data found [ 43.888105][ T7178] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.895523][ T7178] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.903178][ T7178] device bridge_slave_0 entered promiscuous mode [ 43.910224][ T7178] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.917918][ T7178] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.925197][ T7178] device bridge_slave_1 entered promiscuous mode [ 43.934455][ T7178] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 43.943963][ T7178] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.955740][ T7178] team0: Port device team_slave_0 added [ 43.961708][ T7178] team0: Port device team_slave_1 added [ 44.006723][ T7178] device hsr_slave_0 entered promiscuous mode [ 44.076128][ T7178] device hsr_slave_1 entered promiscuous mode [ 44.128272][ T7178] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.135516][ T7178] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.142756][ T7178] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.149865][ T7178] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.164207][ T7178] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.173226][ T7180] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.180890][ T7180] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.188381][ T7180] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.195628][ T7180] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 44.204885][ T7178] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.212519][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.220769][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.228117][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.241152][ T7178] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 44.251593][ T7178] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.262497][ T7180] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.270934][ T7180] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.278039][ T7180] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.286266][ T7180] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.294320][ T7180] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.302498][ T7180] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.310617][ T7180] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.319967][ T7180] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready executing program [ 44.327270][ T7180] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.337640][ T7178] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.526320][ T610] device bridge_slave_1 left promiscuous mode [ 45.532629][ T610] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.586266][ T610] device bridge_slave_0 left promiscuous mode [ 45.592490][ T610] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.806071][ T610] device hsr_slave_0 left promiscuous mode [ 45.846159][ T610] device hsr_slave_1 left promiscuous mode [ 45.887392][ T610] team0 (unregistering): Port device team_slave_1 removed [ 45.895368][ T610] team0 (unregistering): Port device team_slave_0 removed [ 45.903150][ T610] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 45.927053][ T610] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 45.990003][ T610] bond0 (unregistering): Released all slaves [ 50.212386][ T7176] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888114680220 (size 32): comm "syz-executor728", pid 7178, jiffies 4294941708 (age 7.780s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000001e4c1816>] __kmalloc+0x169/0x300 [<00000000f001dddf>] sctp_send_reset_streams+0x1ab/0x5a0 [<00000000b7a0e727>] sctp_setsockopt+0xc2e/0x2bd0 [<0000000025c1bffa>] sock_common_setsockopt+0x38/0x50 [<00000000e7a7f922>] __sys_setsockopt+0x10f/0x220 [<000000007f42e269>] __x64_sys_setsockopt+0x26/0x30 [<00000000fbfb4f98>] do_syscall_64+0x76/0x1a0 [<000000003fd9668b>] entry_SYSCALL_64_after_hwframe+0x44/0xa9