[ 24.480255][ T22] audit: type=1800 audit(1570682055.316:45): pid=6686 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 [ 24.503215][ T22] audit: type=1804 audit(1570682055.366:46): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="init" name="/run/utmp" dev="sda1" ino=1421 res=1 [ 24.524039][ T22] audit: type=1804 audit(1570682055.386:47): pid=6851 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="init" name="/run/utmp" dev="sda1" ino=1421 res=1 [ 24.544309][ T22] audit: type=1804 audit(1570682055.386:48): pid=6852 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="init" name="/run/utmp" dev="sda1" ino=1421 res=1 [ 24.558442][ T22] audit: type=1804 audit(1570682055.406:49): pid=6852 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="getty" name="/run/utmp" dev="sda1" ino=1421 res=1 [ 24.584980][ T22] audit: type=1804 audit(1570682055.416:50): pid=6851 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="getty" name="/run/utmp" dev="sda1" ino=1421 res=1 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.16' (ECDSA) to the list of known hosts. syzkaller login: [ 45.528891][ T22] kauditd_printk_skb: 11 callbacks suppressed [ 45.528899][ T22] audit: type=1400 audit(1570682076.386:62): avc: denied { map } for pid=6879 comm="syz-executor736" path="/root/syz-executor736888603" dev="sda1" ino=1426 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 [ 61.458079][ T6879] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811e043d00 (size 224): comm "softirq", pid 0, jiffies 4294942624 (age 10.040s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 90 43 2a 81 88 ff ff 00 e8 10 1a 81 88 ff ff ..C*............ backtrace: [<00000000039cea7d>] kmem_cache_alloc_node+0x163/0x2f0 [<000000008b748fb7>] __alloc_skb+0x6e/0x210 [<00000000eb38177f>] llc_alloc_frame+0x66/0x110 [<00000000f358e611>] llc_conn_ac_send_sabme_cmd_p_set_x+0x2f/0x140 [<000000000d3ff1b6>] llc_conn_state_process+0x1ac/0x640 [<00000000b8b3520c>] llc_conn_tmr_common_cb+0xe0/0x1b0 [<00000000de655311>] llc_conn_ack_tmr_cb+0x1e/0x30 [<000000002c79bec8>] call_timer_fn+0x45/0x1e0 [<000000002508a1d5>] run_timer_softirq+0x262/0x730 [<00000000ce94d0eb>] __do_softirq+0x115/0x33f [<000000004c8534be>] irq_exit+0xbb/0xe0 [<000000001ea4363b>] smp_apic_timer_interrupt+0x96/0x190 [<00000000a7e7e2f5>] apic_timer_interrupt+0xf/0x20 [<0000000047f5741c>] native_safe_halt+0xe/0x10 [<0000000076816fd3>] arch_cpu_idle+0xa/0x10 [<000000009e68ada9>] default_idle_call+0x1e/0x40 BUG: memory leak unreferenced object 0xffff88811a1fa400 (size 224): comm "softirq", pid 0, jiffies 4294942728 (age 9.000s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 90 43 2a 81 88 ff ff 00 e8 10 1a 81 88 ff ff ..C*............ backtrace: [<00000000039cea7d>] kmem_cache_alloc_node+0x163/0x2f0 [<000000008b748fb7>] __alloc_skb+0x6e/0x210 [<00000000eb38177f>] llc_alloc_frame+0x66/0x110 [<00000000f358e611>] llc_conn_ac_send_sabme_cmd_p_set_x+0x2f/0x140 [<000000000d3ff1b6>] llc_conn_state_process+0x1ac/0x640 [<00000000b8b3520c>] llc_conn_tmr_common_cb+0xe0/0x1b0 [<00000000de655311>] llc_conn_ack_tmr_cb+0x1e/0x30 [<000000002c79bec8>] call_timer_fn+0x45/0x1e0 [<000000002508a1d5>] run_timer_softirq+0x262/0x730 [<00000000ce94d0eb>] __do_softirq+0x115/0x33f [<000000004c8534be>] irq_exit+0xbb/0xe0 [<000000001ea4363b>] smp_apic_timer_interrupt+0x96/0x190 [<00000000a7e7e2f5>] apic_timer_interrupt+0xf/0x20 [<0000000047f5741c>] native_safe_halt+0xe/0x10 [<0000000076816fd3>] arch_cpu_idle+0xa/0x10 [<000000009e68ada9>] default_idle_call+0x1e/0x40 BUG: memory leak unreferenced object 0xffff88811fffac00 (size 512): comm "softirq", pid 0, jiffies 4294942728 (age 9.000s) hex dump (first 32 bytes): 01 80 c2 00 00 00 00 00 00 00 00 00 00 03 00 05 ................ 7f 75 61 6c 2f 6d 69 73 63 2f 62 69 6e 64 65 72 .ual/misc/binder backtrace: [<00000000300b4909>] kmem_cache_alloc_node_trace+0x161/0x2f0 [<00000000cddc71b8>] __kmalloc_node_track_caller+0x38/0x50 [<00000000e4c69b91>] __kmalloc_reserve.isra.0+0x40/0xb0 [<00000000421b691e>] __alloc_skb+0xa0/0x210 [<00000000eb38177f>] llc_alloc_frame+0x66/0x110 [<00000000f358e611>] llc_conn_ac_send_sabme_cmd_p_set_x+0x2f/0x140 [<000000000d3ff1b6>] llc_conn_state_process+0x1ac/0x640 [<00000000b8b3520c>] llc_conn_tmr_common_cb+0xe0/0x1b0 [<00000000de655311>] llc_conn_ack_tmr_cb+0x1e/0x30 [<000000002c79bec8>] call_timer_fn+0x45/0x1e0 [<000000002508a1d5>] run_timer_softirq+0x262/0x730 [<00000000ce94d0eb>] __do_softirq+0x115/0x33f [<000000004c8534be>] irq_exit+0xbb/0xe0 [<000000001ea4363b>] smp_apic_timer_interrupt+0x96/0x190 [<00000000a7e7e2f5>] apic_timer_interrupt+0xf/0x20 [<0000000047f5741c>] native_safe_halt+0xe/0x10