[....] 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: [ 47.381318][ T22] kauditd_printk_skb: 43 callbacks suppressed [ 47.381324][ T22] audit: type=1400 audit(1570031388.940:64): avc: denied { map } for pid=6934 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 '10.128.0.210' (ECDSA) to the list of known hosts. [ 61.087989][ T22] audit: type=1400 audit(1570031402.650:65): avc: denied { map } for pid=6946 comm="syz-executor261" path="/root/syz-executor261656069" 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 executing program executing program executing program [ 94.323394][ T6946] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810b7eff00 (size 224): comm "softirq", pid 0, jiffies 4294946040 (age 8.600s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 d0 3c 2a 81 88 ff ff 00 58 bf 21 81 88 ff ff ..<*.....X.!.... backtrace: [<00000000a8beb690>] kmem_cache_alloc_node+0x163/0x2f0 [<000000005cb411d2>] __alloc_skb+0x6e/0x210 [<000000004b5284bf>] llc_alloc_frame+0x66/0x110 [<00000000abb13016>] llc_conn_ac_send_sabme_cmd_p_set_x+0x2f/0x140 [<00000000a739a2aa>] llc_conn_state_process+0x1ac/0x640 [<000000002a4a1bd4>] llc_conn_tmr_common_cb+0xe0/0x1b0 [<00000000266ec678>] llc_conn_ack_tmr_cb+0x1e/0x30 [<000000000293a857>] call_timer_fn+0x45/0x1e0 [<000000003405209d>] run_timer_softirq+0x262/0x730 [<0000000038599ce3>] __do_softirq+0x115/0x33f [<00000000f532ae65>] irq_exit+0xbb/0xe0 [<0000000015b69735>] smp_apic_timer_interrupt+0x96/0x190 [<00000000540e0a08>] apic_timer_interrupt+0xf/0x20 [<00000000f1ae3969>] native_safe_halt+0xe/0x10 [<00000000b364a850>] arch_cpu_idle+0xa/0x10 [<0000000037519623>] default_idle_call+0x1e/0x40