[....] Starting enhanced syslogd: rsyslogd[ 16.725450] audit: type=1400 audit(1519282792.201:5): avc: denied { syslog } for pid=4031 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?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: [ 22.621992] audit: type=1400 audit(1519282798.097:6): avc: denied { map } for pid=4171 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 '10.128.0.51' (ECDSA) to the list of known hosts. [ 191.376191] audit: type=1400 audit(1519282966.851:7): avc: denied { map } for pid=4187 comm="syzkaller641830" path="/root/syzkaller641830929" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 191.390812] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz7.accept_dad = 0 net.ipv6.conf.syz7.router_solicitations = 0 [ 191.430569] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz3.accept_dad = 0 [ 191.457006] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz3.router_solicitations = 0 net.ipv6.conf.syz5.accept_dad = 0 [ 191.486258] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz5.router_solicitations = 0 net.ipv6.conf.syz2.accept_dad = 0 [ 191.518969] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz2.router_solicitations = 0 net.ipv6.conf.syz0.accept_dad = 0 [ 191.558327] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz0.router_solicitations = 0 net.ipv6.conf.syz1.accept_dad = 0 [ 191.619986] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz1.router_solicitations = 0 net.ipv6.conf.syz6.accept_dad = 0 [ 191.671570] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz6.router_solicitations = 0 net.ipv6.conf.syz4.accept_dad = 0 net.ipv6.conf.syz4.router_solicitations = 0 RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 192.179610] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 192.198643] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 192.243247] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 192.263988] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 192.333769] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 192.409952] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available [ 192.477610] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 192.504459] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument executing program executing program executing program RTNETLINK answers: Invalid argument executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 256.483157] ================================================================== [ 256.490572] BUG: KASAN: use-after-free in __lock_acquire+0x3d4d/0x3e00 [ 256.497233] Read of size 8 at addr ffff8801ca8d3ab8 by task syzkaller641830/28815 [ 256.504833] [ 256.506449] CPU: 0 PID: 28815 Comm: syzkaller641830 Not tainted 4.16.0-rc2+ #233 [ 256.513963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 256.523317] Call Trace: [ 256.525911] dump_stack+0x194/0x257 [ 256.529535] ? arch_local_irq_restore+0x53/0x53 [ 256.534187] ? show_regs_print_info+0x18/0x18 [ 256.538675] ? update_cfs_rq_load_avg.part.68+0x2d0/0x2d0 [ 256.544205] ? put_prev_task_fair+0x80/0x80 [ 256.548517] ? __lock_acquire+0x3d4d/0x3e00 [ 256.552812] print_address_description+0x73/0x250 [ 256.557633] ? __lock_acquire+0x3d4d/0x3e00 [ 256.561943] kasan_report+0x23b/0x360 [ 256.565729] __asan_report_load8_noabort+0x14/0x20 [ 256.570638] __lock_acquire+0x3d4d/0x3e00 [ 256.574771] ? try_to_wake_up+0xf9/0x15f0 [ 256.578895] ? lock_downgrade+0x980/0x980 [ 256.583019] ? lock_downgrade+0x980/0x980 [ 256.587148] ? remove_wait_queue+0x81/0x350 [ 256.591445] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 256.596796] ? __lock_acquire+0x664/0x3e00 [ 256.601008] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 256.606100] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 256.611265] ? lock_acquire+0x1d5/0x580 [ 256.615215] ? lock_acquire+0x1d5/0x580 [ 256.619163] ? ep_free+0xf4/0x320 [ 256.622592] ? lock_release+0xa40/0xa40 [ 256.626538] ? trace_event_raw_event_sched_switch+0x810/0x810 [ 256.632398] ? rcu_note_context_switch+0x710/0x710 [ 256.637299] ? __might_sleep+0x95/0x190 [ 256.641340] ? ep_free+0xf4/0x320 [ 256.644772] ? __mutex_lock+0x16f/0x1a80 [ 256.648804] ? ep_free+0xf4/0x320 [ 256.652234] ? print_irqtrace_events+0x270/0x270 [ 256.656968] ? print_irqtrace_events+0x270/0x270 [ 256.661697] lock_acquire+0x1d5/0x580 [ 256.665471] ? lock_acquire+0x1d5/0x580 [ 256.669429] ? remove_wait_queue+0x81/0x350 [ 256.673732] ? lock_release+0xa40/0xa40 [ 256.677681] ? __lock_acquire+0x664/0x3e00 [ 256.681890] ? mark_held_locks+0xaf/0x100 [ 256.686020] ? retint_kernel+0x10/0x10 [ 256.689895] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 256.694895] _raw_spin_lock_irqsave+0x96/0xc0 [ 256.699367] ? remove_wait_queue+0x81/0x350 [ 256.703665] remove_wait_queue+0x81/0x350 [ 256.707788] ? add_wait_queue+0x290/0x290 [ 256.711910] ? ep_unregister_pollwait.isra.7+0x136/0x590 [ 256.717349] ep_unregister_pollwait.isra.7+0x18c/0x590 [ 256.722603] ? clear_tfile_check_list+0x370/0x370 [ 256.727423] ? locks_remove_file+0x3fa/0x5a0 [ 256.731812] ep_free+0x13f/0x320 [ 256.735151] ? ep_remove+0x800/0x800 [ 256.738848] ? fsnotify_first_mark+0x2b0/0x2b0 [ 256.743405] ? ep_free+0x320/0x320 [ 256.746917] ep_eventpoll_release+0x44/0x60 [ 256.751212] __fput+0x327/0x7e0 [ 256.754480] ? fput+0x140/0x140 [ 256.757744] ? _raw_spin_unlock_irq+0x27/0x70 [ 256.762220] ____fput+0x15/0x20 [ 256.765473] task_work_run+0x199/0x270 [ 256.769336] ? task_work_cancel+0x210/0x210 [ 256.773631] ? __close_fd+0x222/0x360 [ 256.777413] ? exit_to_usermode_loop+0x8c/0x2f0 [ 256.782066] exit_to_usermode_loop+0x275/0x2f0 [ 256.786620] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 256.792130] ? SyS_readahead+0x125/0x170 [ 256.796165] ? do_fast_syscall_32+0x156/0xf9f [ 256.800641] ? filp_close+0x230/0x230 [ 256.804424] do_fast_syscall_32+0xbe6/0xf9f [ 256.808729] ? account_kernel_stack+0x194/0x270 [ 256.813382] ? do_int80_syscall_32+0x9c0/0x9c0 [ 256.817946] ? finish_task_switch+0x58d/0x860 [ 256.822432] ? syscall_return_slowpath+0x2ac/0x550 [ 256.827339] ? prepare_exit_to_usermode+0x350/0x350 [ 256.832332] ? sysret32_from_system_call+0x5/0x3c [ 256.837154] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.841971] entry_SYSENTER_compat+0x70/0x7f [ 256.846360] RIP: 0023:0xf7f3fc79 [ 256.849695] RSP: 002b:00000000f7f1a1fc EFLAGS: 00000296 ORIG_RAX: 0000000000000006 [ 256.857373] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000001 [ 256.864616] RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000 [ 256.871869] RBP: 00000000003d0f00 R08: 0000000000000000 R09: 0000000000000000 [ 256.879124] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 256.886381] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 256.893637] [ 256.895243] Allocated by task 28807: [ 256.898933] save_stack+0x43/0xd0 [ 256.902366] kasan_kmalloc+0xad/0xe0 [ 256.906055] kmem_cache_alloc_trace+0x136/0x740 [ 256.910695] binder_get_thread+0x1cf/0x870 [ 256.914916] binder_poll+0x8c/0x390 [ 256.918520] ep_item_poll.isra.10+0xf2/0x320 [ 256.922911] ep_insert+0x6a2/0x1ac0 [ 256.926529] SyS_epoll_ctl+0x12bf/0x1a80 [ 256.930566] do_fast_syscall_32+0x3ec/0xf9f [ 256.934866] entry_SYSENTER_compat+0x70/0x7f [ 256.939246] [ 256.940844] Freed by task 28807: [ 256.944369] save_stack+0x43/0xd0 [ 256.947795] __kasan_slab_free+0x11a/0x170 [ 256.951999] kasan_slab_free+0xe/0x10 [ 256.955777] kfree+0xd9/0x260 [ 256.958855] binder_thread_dec_tmpref+0x27f/0x310 [ 256.963678] binder_thread_release+0x4a1/0x6b0 [ 256.968246] binder_ioctl+0xc02/0x1417 [ 256.972105] compat_SyS_ioctl+0x151/0x2a30 [ 256.976313] do_fast_syscall_32+0x3ec/0xf9f [ 256.980609] entry_SYSENTER_compat+0x70/0x7f [ 256.984984] [ 256.986583] The buggy address belongs to the object at ffff8801ca8d3a00 [ 256.986583] which belongs to the cache kmalloc-512 of size 512 [ 256.999220] The buggy address is located 184 bytes inside of [ 256.999220] 512-byte region [ffff8801ca8d3a00, ffff8801ca8d3c00) [ 257.011075] The buggy address belongs to the page: [ 257.015981] page:ffffea00072a34c0 count:1 mapcount:0 mapping:ffff8801ca8d3000 index:0x0 [ 257.024760] flags: 0x2fffc0000000100(slab) [ 257.028977] raw: 02fffc0000000100 ffff8801ca8d3000 0000000000000000 0000000100000006 [ 257.036836] raw: ffffea00072cf2a0 ffffea00072cf460 ffff8801db000940 0000000000000000 [ 257.044689] page dumped because: kasan: bad access detected [ 257.050373] [ 257.051972] Memory state around the buggy address: [ 257.056888] ffff8801ca8d3980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 257.064220] ffff8801ca8d3a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 257.071557] >ffff8801ca8d3a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 257.078897] ^ [ 257.084060] ffff8801ca8d3b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 257.091394] ffff8801ca8d3b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 257.098724] ================================================================== [ 257.106053] Disabling lock debugging due to kernel taint [ 257.111478] Kernel panic - not syncing: panic_on_warn set ... [ 257.111478] [ 257.118822] CPU: 0 PID: 28815 Comm: syzkaller641830 Tainted: G B 4.16.0-rc2+ #233 [ 257.127630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 257.137074] Call Trace: [ 257.139639] dump_stack+0x194/0x257 [ 257.143242] ? arch_local_irq_restore+0x53/0x53 [ 257.147884] ? kasan_end_report+0x32/0x50 [ 257.152009] ? lock_downgrade+0x980/0x980 [ 257.156150] ? vsnprintf+0x1ed/0x1900 [ 257.159922] ? __lock_acquire+0x3cf0/0x3e00 [ 257.164215] panic+0x1e4/0x41c [ 257.167379] ? refcount_error_report+0x214/0x214 [ 257.172108] ? add_taint+0x40/0x50 [ 257.175618] ? add_taint+0x1c/0x50 [ 257.179127] ? __lock_acquire+0x3d4d/0x3e00 [ 257.183421] kasan_end_report+0x50/0x50 [ 257.187365] kasan_report+0x148/0x360 [ 257.191136] __asan_report_load8_noabort+0x14/0x20 [ 257.196039] __lock_acquire+0x3d4d/0x3e00 [ 257.200159] ? try_to_wake_up+0xf9/0x15f0 [ 257.204278] ? lock_downgrade+0x980/0x980 [ 257.208396] ? lock_downgrade+0x980/0x980 [ 257.212539] ? remove_wait_queue+0x81/0x350 [ 257.216831] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 257.221993] ? __lock_acquire+0x664/0x3e00 [ 257.226203] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 257.231282] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 257.236445] ? lock_acquire+0x1d5/0x580 [ 257.240395] ? lock_acquire+0x1d5/0x580 [ 257.244341] ? ep_free+0xf4/0x320 [ 257.247766] ? lock_release+0xa40/0xa40 [ 257.251714] ? trace_event_raw_event_sched_switch+0x810/0x810 [ 257.257574] ? rcu_note_context_switch+0x710/0x710 [ 257.262493] ? __might_sleep+0x95/0x190 [ 257.266444] ? ep_free+0xf4/0x320 [ 257.269876] ? __mutex_lock+0x16f/0x1a80 [ 257.273908] ? ep_free+0xf4/0x320 [ 257.277333] ? print_irqtrace_events+0x270/0x270 [ 257.282062] ? print_irqtrace_events+0x270/0x270 [ 257.286791] lock_acquire+0x1d5/0x580 [ 257.290561] ? lock_acquire+0x1d5/0x580 [ 257.294521] ? remove_wait_queue+0x81/0x350 [ 257.298815] ? lock_release+0xa40/0xa40 [ 257.302760] ? __lock_acquire+0x664/0x3e00 [ 257.306970] ? mark_held_locks+0xaf/0x100 [ 257.311092] ? retint_kernel+0x10/0x10 [ 257.314960] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 257.319947] _raw_spin_lock_irqsave+0x96/0xc0 [ 257.324415] ? remove_wait_queue+0x81/0x350 [ 257.328709] remove_wait_queue+0x81/0x350 [ 257.332829] ? add_wait_queue+0x290/0x290 [ 257.336958] ? ep_unregister_pollwait.isra.7+0x136/0x590 [ 257.342399] ep_unregister_pollwait.isra.7+0x18c/0x590 [ 257.347656] ? clear_tfile_check_list+0x370/0x370 [ 257.352479] ? locks_remove_file+0x3fa/0x5a0 [ 257.356862] ep_free+0x13f/0x320 [ 257.360201] ? ep_remove+0x800/0x800 [ 257.363889] ? fsnotify_first_mark+0x2b0/0x2b0 [ 257.368446] ? ep_free+0x320/0x320 [ 257.371961] ep_eventpoll_release+0x44/0x60 [ 257.376255] __fput+0x327/0x7e0 [ 257.379514] ? fput+0x140/0x140 [ 257.382860] ? _raw_spin_unlock_irq+0x27/0x70 [ 257.387336] ____fput+0x15/0x20 [ 257.390588] task_work_run+0x199/0x270 [ 257.394449] ? task_work_cancel+0x210/0x210 [ 257.398745] ? __close_fd+0x222/0x360 [ 257.402517] ? exit_to_usermode_loop+0x8c/0x2f0 [ 257.407158] exit_to_usermode_loop+0x275/0x2f0 [ 257.411715] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 257.417224] ? SyS_readahead+0x125/0x170 [ 257.421258] ? do_fast_syscall_32+0x156/0xf9f [ 257.425727] ? filp_close+0x230/0x230 [ 257.429517] do_fast_syscall_32+0xbe6/0xf9f [ 257.433809] ? account_kernel_stack+0x194/0x270 [ 257.438450] ? do_int80_syscall_32+0x9c0/0x9c0 [ 257.443011] ? finish_task_switch+0x58d/0x860 [ 257.447484] ? syscall_return_slowpath+0x2ac/0x550 [ 257.452386] ? prepare_exit_to_usermode+0x350/0x350 [ 257.457376] ? sysret32_from_system_call+0x5/0x3c [ 257.462198] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.467021] entry_SYSENTER_compat+0x70/0x7f [ 257.471405] RIP: 0023:0xf7f3fc79 [ 257.474738] RSP: 002b:00000000f7f1a1fc EFLAGS: 00000296 ORIG_RAX: 0000000000000006 [ 257.482419] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000001 [ 257.489668] RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000 [ 257.496909] RBP: 00000000003d0f00 R08: 0000000000000000 R09: 0000000000000000 [ 257.504152] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 257.511402] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 257.519104] Dumping ftrace buffer: [ 257.522614] (ftrace buffer empty) [ 257.526296] Kernel Offset: disabled [ 257.529897] Rebooting in 86400 seconds..