[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] 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: [ 27.990144][ T22] kauditd_printk_skb: 41 callbacks suppressed [ 27.990151][ T22] audit: type=1400 audit(1570161791.502:62): avc: denied { map } for pid=6935 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 '10.128.0.217' (ECDSA) to the list of known hosts. [ 33.889297][ T22] audit: type=1400 audit(1570161797.402:63): avc: denied { map } for pid=6949 comm="syz-executor510" path="/root/syz-executor510425532" dev="sda1" ino=16498 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 40.629535][ T6952] IPVS: ftp: loaded support on port[0] = 21 [ 40.647982][ T6952] chnl_net:caif_netlink_parms(): no params data found [ 40.659165][ T6952] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.666415][ T6952] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.673668][ T6952] device bridge_slave_0 entered promiscuous mode [ 40.680373][ T6952] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.687884][ T6952] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.695167][ T6952] device bridge_slave_1 entered promiscuous mode [ 40.703827][ T6952] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.713324][ T6952] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.724473][ T6952] team0: Port device team_slave_0 added [ 40.730342][ T6952] team0: Port device team_slave_1 added [ 40.755642][ T6952] device hsr_slave_0 entered promiscuous mode [ 40.784955][ T6952] device hsr_slave_1 entered promiscuous mode [ 40.836852][ T6952] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.843892][ T6952] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.851145][ T6952] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.858162][ T6952] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.871189][ T6952] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.878954][ T3533] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.897012][ T3533] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.904356][ T3533] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.912518][ T3533] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 40.920878][ T6952] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.928503][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.936744][ T23] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.943756][ T23] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.955189][ T3533] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.963299][ T3533] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.970343][ T3533] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.978130][ T3533] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.986168][ T3533] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready executing program [ 40.994192][ T3533] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.002571][ T3533] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.009955][ T3533] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.018319][ T6952] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.027865][ T6952] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.585005][ T7] device bridge_slave_1 left promiscuous mode [ 42.591153][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.635127][ T7] device bridge_slave_0 left promiscuous mode [ 42.641371][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.834936][ T7] device hsr_slave_0 left promiscuous mode [ 42.864821][ T7] device hsr_slave_1 left promiscuous mode [ 42.916097][ T7] team0 (unregistering): Port device team_slave_1 removed [ 42.923852][ T7] team0 (unregistering): Port device team_slave_0 removed [ 42.931539][ T7] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 42.965480][ T7] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 43.028463][ T7] bond0 (unregistering): Released all slaves [ 46.948802][ T6949] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811bc59380 (size 768): comm "syz-executor510", pid 6952, jiffies 4294941377 (age 7.870s) 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: [<00000000641cffa0>] kmem_cache_alloc+0x13f/0x2c0 [<00000000520e7386>] sock_alloc_inode+0x1c/0xa0 [<00000000f5b086e4>] alloc_inode+0x2c/0xe0 [<00000000a3d44264>] new_inode_pseudo+0x18/0x70 [<0000000093cdeba1>] sock_alloc+0x1c/0x90 [<0000000052c0d264>] __sock_create+0x8f/0x250 [<00000000db3a15f7>] sock_create_kern+0x3b/0x50 [<00000000ce31557f>] smc_create+0xae/0x160 [<00000000f65efb18>] __sock_create+0x164/0x250 [<00000000115d5eb9>] __sys_socket+0x69/0x110 [<000000008200d231>] __x64_sys_socket+0x1e/0x30 [<0000000071ea300e>] do_syscall_64+0x73/0x1f0 [<0000000070966e4f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811e133e70 (size 56): comm "syz-executor510", pid 6952, jiffies 4294941377 (age 7.870s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 94 c5 1b 81 88 ff ff 88 3e 13 1e 81 88 ff ff .........>...... backtrace: [<00000000641cffa0>] kmem_cache_alloc+0x13f/0x2c0 [<000000008f1b50b9>] security_inode_alloc+0x33/0xb0 [<0000000022190357>] inode_init_always+0x108/0x200 [<00000000a2239de4>] alloc_inode+0x49/0xe0 [<00000000a3d44264>] new_inode_pseudo+0x18/0x70 [<0000000093cdeba1>] sock_alloc+0x1c/0x90 [<0000000052c0d264>] __sock_create+0x8f/0x250 [<00000000db3a15f7>] sock_create_kern+0x3b/0x50 [<00000000ce31557f>] smc_create+0xae/0x160 [<00000000f65efb18>] __sock_create+0x164/0x250 [<00000000115d5eb9>] __sys_socket+0x69/0x110 [<000000008200d231>] __x64_sys_socket+0x1e/0x30 [<0000000071ea300e>] do_syscall_64+0x73/0x1f0 [<0000000070966e4f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9