[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.223' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 80.072489][ T36] audit: type=1804 audit(1618141579.626:2): pid=8397 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=12982 res=1 errno=0 [ 80.093496][ T36] audit: type=1800 audit(1618141579.626:3): pid=8397 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor357" name="bus" dev="sda1" ino=12982 res=0 errno=0 executing program [ 85.411140][ T36] audit: type=1804 audit(1618141584.967:4): pid=8398 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=12982 res=1 errno=0 [ 85.432514][ T36] audit: type=1800 audit(1618141584.967:5): pid=8398 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor357" name="bus" dev="sda1" ino=12982 res=0 errno=0 executing program [ 90.729473][ T36] audit: type=1804 audit(1618141590.288:6): pid=8399 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=12982 res=1 errno=0 [ 90.750522][ T36] audit: type=1800 audit(1618141590.288:7): pid=8399 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor357" name="bus" dev="sda1" ino=12982 res=0 errno=0 executing program [ 96.100399][ T36] audit: type=1804 audit(1618141595.659:8): pid=8400 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=12982 res=1 errno=0 [ 96.121818][ T36] audit: type=1800 audit(1618141595.659:9): pid=8400 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor357" name="bus" dev="sda1" ino=12982 res=0 errno=0 executing program [ 101.474477][ T36] audit: type=1804 audit(1618141601.039:10): pid=8401 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=12982 res=1 errno=0 [ 101.495828][ T36] audit: type=1800 audit(1618141601.039:11): pid=8401 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor357" name="bus" dev="sda1" ino=12982 res=0 errno=0 executing program [ 106.832995][ T36] audit: type=1804 audit(1618141606.400:12): pid=8402 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=12982 res=1 errno=0 [ 106.854231][ T36] audit: type=1800 audit(1618141606.400:13): pid=8402 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor357" name="bus" dev="sda1" ino=12982 res=0 errno=0 executing program [ 112.179395][ T36] audit: type=1804 audit(1618141611.740:14): pid=8403 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=12982 res=1 errno=0 [ 112.200510][ T36] audit: type=1800 audit(1618141611.740:15): pid=8403 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor357" name="bus" dev="sda1" ino=12982 res=0 errno=0 executing program [ 117.531838][ T36] audit: type=1804 audit(1618141617.101:16): pid=8404 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=12982 res=1 errno=0 [ 117.552875][ T36] audit: type=1800 audit(1618141617.101:17): pid=8404 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor357" name="bus" dev="sda1" ino=12982 res=0 errno=0 executing program [ 122.894396][ T36] audit: type=1804 audit(1618141622.461:18): pid=8405 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=12982 res=1 errno=0 [ 122.915447][ T36] audit: type=1800 audit(1618141622.461:19): pid=8405 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor357" name="bus" dev="sda1" ino=12982 res=0 errno=0 [ 128.149345][ T8396] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810e0d5e00 (size 232): comm "syz-executor357", pid 8404, jiffies 4294949029 (age 12.810s) hex dump (first 32 bytes): 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 00 00 00 00 00 ................ backtrace: [] __alloc_skb+0x20f/0x280 [] __pskb_copy_fclone+0x73/0x330 [] tipc_msg_reassemble+0x163/0x1a0 [] tipc_mcast_xmit+0x392/0x7c0 [] tipc_sendmcast+0x336/0x410 [] __tipc_sendmsg+0x760/0xa80 [] tipc_sendmsg+0x31/0x50 [] sock_sendmsg+0x56/0x80 [] sock_no_sendpage+0x8f/0xc0 [] kernel_sendpage.part.0+0xeb/0x150 [] sock_sendpage+0x5b/0x90 [] pipe_to_sendpage+0xa2/0x110 [] __splice_from_pipe+0x1e2/0x330 [] generic_splice_sendpage+0x6f/0xa0 [] direct_splice_actor+0x4b/0x70 [] splice_direct_to_actor+0x153/0x350