[ 29.741171][ T24] audit: type=1800 audit(1562024706.658:29): pid=6997 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 29.767625][ T24] audit: type=1800 audit(1562024706.658:30): pid=6997 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 [....] 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 '10.128.0.101' (ECDSA) to the list of known hosts. syzkaller login: [ 50.326938][ T24] kauditd_printk_skb: 5 callbacks suppressed [ 50.326945][ T24] audit: type=1400 audit(1562024727.248:36): avc: denied { map } for pid=7182 comm="syz-executor997" path="/root/syz-executor997603996" 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 [ 51.380873][ T7182] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 57.432308][ T7183] IPVS: ftp: loaded support on port[0] = 21 [ 57.450410][ T7183] chnl_net:caif_netlink_parms(): no params data found [ 57.462599][ T7183] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.469627][ T7183] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.476967][ T7183] device bridge_slave_0 entered promiscuous mode [ 57.484143][ T7183] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.491159][ T7183] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.498520][ T7183] device bridge_slave_1 entered promiscuous mode [ 57.507820][ T7183] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.516702][ T7183] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.527675][ T7183] team0: Port device team_slave_0 added [ 57.533656][ T7183] team0: Port device team_slave_1 added [ 57.563230][ T7183] device hsr_slave_0 entered promiscuous mode [ 57.622572][ T7183] device hsr_slave_1 entered promiscuous mode [ 57.664757][ T7183] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.671820][ T7183] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.679359][ T7183] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.686476][ T7183] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.701112][ T7183] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.709251][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.727252][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.735537][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.743036][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 57.751439][ T7183] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.759592][ T114] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.767997][ T114] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.775381][ T114] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.787663][ T7183] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 57.798039][ T7183] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.808839][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.817085][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.824112][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.831563][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.840123][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.848154][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.856045][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready executing program [ 57.864058][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.871288][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.881402][ T7183] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program executing program [ 71.704419][ T3774] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888111a22800 (size 2048): comm "softirq", pid 0, jiffies 4294943599 (age 13.840s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 06 00 07 40 00 00 00 00 00 00 00 00 00 00 00 00 ...@............ backtrace: [<0000000075aae346>] __kmalloc+0x161/0x2c0 [<00000000b9ee1f66>] sk_prot_alloc+0xd6/0x170 [<00000000485ace66>] sk_alloc+0x35/0x2f0 [<00000000bdb2bdc5>] nr_rx_frame+0x3ba/0x8a0 [<00000000e5d3832e>] nr_loopback_timer+0x4e/0xd0 [<000000002d0d6261>] call_timer_fn+0x45/0x1e0 [<0000000069b04fc2>] run_timer_softirq+0x256/0x740 [<0000000074a1a6e8>] __do_softirq+0x115/0x35e [<00000000201affd3>] irq_exit+0xbb/0xe0 [<000000000ba6efae>] smp_apic_timer_interrupt+0x7b/0x170 [<000000007f0ab489>] apic_timer_interrupt+0xf/0x20 [<000000000326ca99>] native_safe_halt+0xe/0x10 [<00000000de765cad>] arch_cpu_idle+0xa/0x10 [<00000000621fe73a>] default_idle_call+0x1e/0x40 [<00000000ea8543b5>] do_idle+0x1ea/0x2c0 [<00000000b4384b19>] cpu_startup_entry+0x1b/0x20 BUG: memory leak unreferenced object 0xffff88810863af20 (size 32): comm "softirq", pid 0, jiffies 4294943599 (age 13.840s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 03 00 00 00 03 00 00 00 0f 00 00 00 00 00 00 00 ................ backtrace: [<00000000bb0dec4b>] kmem_cache_alloc_trace+0x13d/0x280 [<00000000910a8396>] selinux_sk_alloc_security+0x48/0xb0 [<0000000068bfb861>] security_sk_alloc+0x49/0x70 [<00000000832727b0>] sk_prot_alloc+0xf1/0x170 [<00000000485ace66>] sk_alloc+0x35/0x2f0 [<00000000bdb2bdc5>] nr_rx_frame+0x3ba/0x8a0 [<00000000e5d3832e>] nr_loopback_timer+0x4e/0xd0 [<000000002d0d6261>] call_timer_fn+0x45/0x1e0 [<0000000069b04fc2>] run_timer_softirq+0x256/0x740 [<0000000074a1a6e8>] __do_softirq+0x115/0x35e [<00000000201affd3>] irq_exit+0xbb/0xe0 [<000000000ba6efae>] smp_apic_timer_interrupt+0x7b/0x170 [<000000007f0ab489>] apic_timer_interrupt+0xf/0x20 [<000000000326ca99>] native_safe_halt+0xe/0x10 [<00000000de765cad>] arch_cpu_idle+0xa/0x10 [<00000000621fe73a>] default_idle_call+0x1e/0x40