[....] 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: [ 33.544499][ T22] kauditd_printk_skb: 44 callbacks suppressed [ 33.544505][ T22] audit: type=1400 audit(1570291209.056:65): avc: denied { map } for pid=6763 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 '10.128.0.174' (ECDSA) to the list of known hosts. [ 39.425039][ T22] audit: type=1400 audit(1570291214.936:66): avc: denied { map } for pid=6777 comm="syz-executor425" path="/root/syz-executor425451482" dev="sda1" ino=16503 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 46.185048][ T6778] IPVS: ftp: loaded support on port[0] = 21 [ 46.203492][ T6778] chnl_net:caif_netlink_parms(): no params data found [ 46.214746][ T6778] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.221949][ T6778] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.229180][ T6778] device bridge_slave_0 entered promiscuous mode [ 46.235934][ T6778] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.243398][ T6778] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.250744][ T6778] device bridge_slave_1 entered promiscuous mode [ 46.259529][ T6778] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.269029][ T6778] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.280358][ T6778] team0: Port device team_slave_0 added [ 46.286227][ T6778] team0: Port device team_slave_1 added [ 46.340849][ T6778] device hsr_slave_0 entered promiscuous mode [ 46.410339][ T6778] device hsr_slave_1 entered promiscuous mode [ 46.452025][ T6778] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.459261][ T6778] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.466538][ T6778] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.473554][ T6778] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.487128][ T6778] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.495070][ T3530] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.502514][ T3530] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.509737][ T3530] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.517203][ T3530] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 46.525934][ T6778] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.543755][ T3036] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.551968][ T3036] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.558963][ T3036] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.571482][ T6778] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 46.582035][ T6778] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 46.593137][ T3530] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.601552][ T3530] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.608557][ T3530] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.616150][ T3530] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.624192][ T3530] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.632399][ T3530] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.640533][ T3530] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready executing program [ 46.648408][ T3530] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.655973][ T3530] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.665617][ T6778] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.820988][ T25] device bridge_slave_1 left promiscuous mode [ 47.827106][ T25] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.880476][ T25] device bridge_slave_0 left promiscuous mode [ 47.886595][ T25] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.070576][ T25] device hsr_slave_0 left promiscuous mode [ 48.100262][ T25] device hsr_slave_1 left promiscuous mode [ 48.151500][ T25] team0 (unregistering): Port device team_slave_1 removed [ 48.159327][ T25] team0 (unregistering): Port device team_slave_0 removed [ 48.167184][ T25] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 48.230890][ T25] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 48.273987][ T25] bond0 (unregistering): Released all slaves [ 52.495163][ T6777] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888128a68c00 (size 768): comm "syz-executor425", pid 6778, jiffies 4294941942 (age 7.760s) hex dump (first 32 bytes): 03 00 00 00 01 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: [<00000000c8be8e86>] kmem_cache_alloc+0x13f/0x2c0 [<00000000806b186f>] sock_alloc_inode+0x1c/0xa0 [<000000009385e98f>] alloc_inode+0x2c/0xe0 [<0000000096dc0405>] new_inode_pseudo+0x18/0x70 [<00000000f1a4235a>] sock_alloc+0x1c/0x90 [<000000005a30d698>] __sock_create+0x8f/0x250 [<00000000f2118995>] sock_create_kern+0x3b/0x50 [<00000000d0ded36a>] smc_create+0xae/0x160 [<000000009f6065b9>] __sock_create+0x164/0x250 [<0000000053131878>] __sys_socket+0x69/0x110 [<00000000944a3243>] __x64_sys_socket+0x1e/0x30 [<000000006a2f64de>] do_syscall_64+0x73/0x1f0 [<0000000066895b8e>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888118d6df18 (size 56): comm "syz-executor425", pid 6778, jiffies 4294941942 (age 7.760s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 80 8c a6 28 81 88 ff ff 30 df d6 18 81 88 ff ff ...(....0....... backtrace: [<00000000c8be8e86>] kmem_cache_alloc+0x13f/0x2c0 [<00000000158bed31>] security_inode_alloc+0x33/0xb0 [<00000000664e971f>] inode_init_always+0x108/0x200 [<00000000ebea961b>] alloc_inode+0x49/0xe0 [<0000000096dc0405>] new_inode_pseudo+0x18/0x70 [<00000000f1a4235a>] sock_alloc+0x1c/0x90 [<000000005a30d698>] __sock_create+0x8f/0x250 [<00000000f2118995>] sock_create_kern+0x3b/0x50 [<00000000d0ded36a>] smc_create+0xae/0x160 [<000000009f6065b9>] __sock_create+0x164/0x250 [<0000000053131878>] __sys_socket+0x69/0x110 [<00000000944a3243>] __x64_sys_socket+0x1e/0x30 [<000000006a2f64de>] do_syscall_64+0x73/0x1f0 [<0000000066895b8e>] entry_SYSCALL_64_after_hwframe+0x44/0xa9