[....] Starting enhanced syslogd: rsyslogd[ 11.998232] audit: type=1400 audit(1514801761.922:5): avc: denied { syslog } for pid=3349 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 OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 18.625038] audit: type=1400 audit(1514801768.548:6): avc: denied { map } for pid=3489 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 '10.128.15.237' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 50.085299] audit: type=1400 audit(1514801800.009:7): avc: denied { map } for pid=3506 comm="syzkaller658427" path="/root/syzkaller658427863" 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 [ 50.090900] netlink: 5 bytes leftover after parsing attributes in process `syzkaller658427'. [ 50.096396] netlink: 5 bytes leftover after parsing attributes in process `syzkaller658427'. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 50.101942] netlink: 5 bytes leftover after parsing attributes in process `syzkaller658427'. [ 50.107315] netlink: 5 bytes leftover after parsing attributes in process `syzkaller658427'. [ 50.113103] netlink: 5 bytes leftover after parsing attributes in process `syzkaller658427'. [ 50.118466] netlink: 5 bytes leftover after parsing attributes in process `syzkaller658427'. [ 50.124032] netlink: 5 bytes leftover after parsing attributes in process `syzkaller658427'. [ 50.129411] netlink: 5 bytes leftover after parsing attributes in process `syzkaller658427'. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 50.134704] netlink: 5 bytes leftover after parsing attributes in process `syzkaller658427'. [ 50.140107] netlink: 5 bytes leftover after parsing attributes in process `syzkaller658427'. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing 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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 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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 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 71.636425] audit: type=1400 audit(1514801821.560:8): avc: denied { map } for pid=3508 comm="sh" path="/bin/dash" dev="sda1" ino=1473 scontext=system_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 80.351288] [ 80.353024] ============================= [ 80.357210] WARNING: suspicious RCU usage [ 80.361363] 4.15.0-rc5+ #171 Not tainted [ 80.365450] ----------------------------- [ 80.369605] net/ipv6/ip6_fib.c:1702 suspicious rcu_dereference_protected() usage! [ 80.377250] [ 80.377250] other info that might help us debug this: [ 80.377250] [ 80.385405] [ 80.385405] rcu_scheduler_active = 2, debug_locks = 1 [ 80.392102] 4 locks held by swapper/0/0: [ 80.396182] #0: ((&net->ipv6.ip6_fib_timer)){+.-.}, at: [<00000000d43f631b>] call_timer_fn+0x1c6/0x820 [ 80.405866] #1: (&(&net->ipv6.fib6_gc_lock)->rlock){+.-.}, at: [<000000002ff9d65c>] fib6_run_gc+0x9d/0x3c0 [ 80.415886] #2: (rcu_read_lock){....}, at: [<0000000091db762d>] __fib6_clean_all+0x0/0x3a0 [ 80.424527] #3: (&(&tb->tb6_lock)->rlock){+.-.}, at: [<000000009e503581>] __fib6_clean_all+0x1d0/0x3a0 [ 80.434181] [ 80.434181] stack backtrace: [ 80.438711] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.15.0-rc5+ #171 [ 80.445376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.454718] Call Trace: [ 80.457297] [ 80.459439] dump_stack+0x194/0x257 [ 80.463067] ? arch_local_irq_restore+0x53/0x53 [ 80.467744] lockdep_rcu_suspicious+0x123/0x170 [ 80.472408] fib6_del+0xcaa/0x11b0 [ 80.475943] ? save_stack_trace+0x1a/0x20 [ 80.480099] ? __lock_acquire+0x36c0/0x3e00 [ 80.484411] ? fib6_locate+0x130/0x130 [ 80.488292] ? print_irqtrace_events+0x270/0x270 [ 80.493046] ? rt6_remove_exception_rt+0x3c0/0x3c0 [ 80.497978] ? fib6_walker_link+0x180/0x210 [ 80.502293] ? lock_downgrade+0x980/0x980 [ 80.506452] fib6_clean_node+0x3aa/0x4f0 [ 80.510518] ? fib6_del+0x11b0/0x11b0 [ 80.514316] ? fib6_walker_link+0x180/0x210 [ 80.518645] fib6_walk_continue+0x46c/0x8a0 [ 80.522964] ? call_fib6_entry_notifiers+0x210/0x210 [ 80.528068] fib6_walk+0x91/0xf0 [ 80.531435] fib6_clean_tree+0x1e6/0x340 [ 80.535488] ? fib6_walk+0xf0/0xf0 [ 80.539025] ? fib6_del+0x11b0/0x11b0 [ 80.542826] ? call_fib6_entry_notifiers+0x210/0x210 [ 80.547925] ? print_irqtrace_events+0x270/0x270 [ 80.552686] __fib6_clean_all+0x1f4/0x3a0 [ 80.556843] ? call_fib6_entry_notifiers+0x210/0x210 [ 80.561940] ? fib6_repair_tree+0xf10/0xf10 [ 80.566269] ? lock_acquire+0x1d5/0x580 [ 80.570236] ? trace_hardirqs_off+0xd/0x10 [ 80.574469] ? lock_acquire+0x1d5/0x580 [ 80.578432] ? call_timer_fn+0x1c6/0x820 [ 80.582503] fib6_run_gc+0x16b/0x3c0 [ 80.586213] ? fib6_clean_all+0x30/0x30 [ 80.590190] fib6_gc_timer_cb+0x20/0x30 [ 80.594163] call_timer_fn+0x228/0x820 [ 80.598062] ? fib6_run_gc+0x3c0/0x3c0 [ 80.601935] ? process_timeout+0x40/0x40 [ 80.606004] ? __run_timers+0x7e3/0xb70 [ 80.609973] ? lock_downgrade+0x980/0x980 [ 80.614121] ? debug_object_deactivate+0x364/0x560 [ 80.619035] ? lock_release+0xa40/0xa40 [ 80.623005] ? do_raw_spin_trylock+0x190/0x190 [ 80.627591] ? trace_hardirqs_on_caller+0x19e/0x5c0 [ 80.632699] ? fib6_run_gc+0x3c0/0x3c0 [ 80.636599] ? fib6_run_gc+0x3c0/0x3c0 [ 80.640473] __run_timers+0x7ee/0xb70 [ 80.644262] ? _raw_spin_unlock_irqrestore+0xa6/0xba [ 80.649378] ? trigger_dyntick_cpu.isra.29+0x180/0x180 [ 80.654654] ? check_noncircular+0x20/0x20 [ 80.658897] ? timerqueue_add+0x1e9/0x280 [ 80.663052] ? enqueue_hrtimer+0x171/0x4a0 [ 80.667280] ? __remove_hrtimer+0x190/0x190 [ 80.671603] ? find_held_lock+0x35/0x1d0 [ 80.675675] ? clockevents_program_event+0x163/0x2e0 [ 80.680788] ? lock_downgrade+0x980/0x980 [ 80.684943] ? rcu_pm_notify+0xc0/0xc0 [ 80.688833] run_timer_softirq+0x4c/0xb0 [ 80.692885] __do_softirq+0x2d7/0xb85 [ 80.696688] ? lock_downgrade+0x980/0x980 [ 80.700834] ? __irqentry_text_end+0x4/0x4 [ 80.705060] ? do_timer+0x50/0x50 [ 80.708515] ? native_apic_msr_write+0x5c/0x80 [ 80.713089] ? do_raw_spin_trylock+0x190/0x190 [ 80.717656] ? lapic_next_event+0x54/0x80 [ 80.721801] ? clockevents_program_event+0x108/0x2e0 [ 80.728012] ? tick_program_event+0x83/0x100 [ 80.732431] ? hrtimer_interrupt+0x46e/0x5e0 [ 80.736843] ? rcu_pm_notify+0xc0/0xc0 [ 80.740749] irq_exit+0x1cc/0x200 [ 80.744195] smp_apic_timer_interrupt+0x16b/0x700 [ 80.749038] ? smp_call_function_single_interrupt+0x640/0x640 [ 80.754919] ? _raw_spin_lock+0x32/0x40 [ 80.758894] ? _raw_spin_unlock+0x22/0x30 [ 80.763031] ? handle_edge_irq+0x2b4/0x7c0 [ 80.767265] ? task_prio+0x40/0x40 [ 80.770813] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 80.775657] apic_timer_interrupt+0xa9/0xb0 [ 80.779966] [ 80.782200] RIP: 0010:native_safe_halt+0x6/0x10 [ 80.786855] RSP: 0018:ffffffff86407c38 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff11 [ 80.794553] RAX: dffffc0000000000 RBX: 1ffffffff0c80f8a RCX: 0000000000000000 [ 80.801819] RDX: 1ffffffff0c99048 RSI: 0000000000000001 RDI: ffffffff864c8240 [ 80.809076] RBP: ffffffff86407c38 R08: 0000000000000000 R09: 0000000000000000 [ 80.816347] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 80.823610] R13: ffffffff86407cf0 R14: ffffffff86c329a0 R15: 0000000000000000 [ 80.830915] ? trace_hardirqs_on+0xd/0x10 [ 80.835063] default_idle+0xbf/0x460 [ 80.838775] ? __sched_text_end+0x4/0x4 [ 80.842759] ? tick_nohz_idle_enter+0x125/0x220 [ 80.847433] arch_cpu_idle+0xa/0x10 [ 80.851054] default_idle_call+0x36/0x90 [ 80.855103] do_idle+0x24a/0x3b0 [ 80.858469] cpu_startup_entry+0x104/0x120 [ 80.862707] ? cpu_in_idle+0x20/0x20 [ 80.866409] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 80.871429] ? trace_hardirqs_on+0xd/0x10 [ 80.875578] rest_init+0xed/0xf0 [ 80.878937] start_kernel+0x7f1/0x819 [ 80.882731] ? mem_encrypt_init+0xb/0xb [ 80.886703] ? early_idt_handler_common+0x3b/0x60 [ 80.891559] ? x86_family+0x32/0x40 [ 80.895185] x86_64_start_reservations+0x2a/0x2c [ 80.899938] x86_64_start_kernel+0x77/0x7a [ 80.904174] secondary_startup_64+0xa5/0xb0 [ 80.908557] [ 80.910192] ============================= [ 80.914351] WARNING: suspicious RCU usage [ 80.918508] 4.15.0-rc5+ #171 Not tainted [ 80.922606] ----------------------------- [ 80.926761] net/ipv6/ip6_fib.c:1729 suspicious rcu_dereference_protected() usage! [ 80.934410] [ 80.934410] other info that might help us debug this: [ 80.934410] [ 80.942578] [ 80.942578] rcu_scheduler_active = 2, debug_locks = 1 [ 80.949385] 4 locks held by swapper/0/0: [ 80.953458] #0: ((&net->ipv6.ip6_fib_timer)){+.-.}, at: [<00000000d43f631b>] call_timer_fn+0x1c6/0x820 [ 80.963156] #1: (&(&net->ipv6.fib6_gc_lock)->rlock){+.-.}, at: [<000000002ff9d65c>] fib6_run_gc+0x9d/0x3c0 [ 80.973165] #2: (rcu_read_lock){....}, at: [<0000000091db762d>] __fib6_clean_all+0x0/0x3a0 [ 80.981808] #3: (&(&tb->tb6_lock)->rlock){+.-.}, at: [<000000009e503581>] __fib6_clean_all+0x1d0/0x3a0 [ 80.991461] [ 80.991461] stack backtrace: [ 80.995999] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.15.0-rc5+ #171 [ 81.002663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.012018] Call Trace: [ 81.014586] [ 81.016728] dump_stack+0x194/0x257 [ 81.020345] ? arch_local_irq_restore+0x53/0x53 [ 81.025043] lockdep_rcu_suspicious+0x123/0x170 [ 81.029721] fib6_del+0x425/0x11b0 [ 81.033253] ? save_stack_trace+0x1a/0x20 [ 81.037403] ? fib6_locate+0x130/0x130 [ 81.041283] ? print_irqtrace_events+0x270/0x270 [ 81.046043] ? rt6_remove_exception_rt+0x3c0/0x3c0 [ 81.050971] ? fib6_walker_link+0x180/0x210 [ 81.055285] ? lock_downgrade+0x980/0x980 [ 81.059444] fib6_clean_node+0x3aa/0x4f0 [ 81.063512] ? fib6_del+0x11b0/0x11b0 [ 81.067317] ? fib6_walker_link+0x180/0x210 [ 81.071634] fib6_walk_continue+0x46c/0x8a0 [ 81.075960] ? call_fib6_entry_notifiers+0x210/0x210 [ 81.081057] fib6_walk+0x91/0xf0 [ 81.084422] fib6_clean_tree+0x1e6/0x340 [ 81.088472] ? fib6_walk+0xf0/0xf0 [ 81.092009] ? fib6_del+0x11b0/0x11b0 [ 81.095801] ? call_fib6_entry_notifiers+0x210/0x210 [ 81.100894] ? print_irqtrace_events+0x270/0x270 [ 81.105659] __fib6_clean_all+0x1f4/0x3a0 [ 81.109816] ? call_fib6_entry_notifiers+0x210/0x210 [ 81.114919] ? fib6_repair_tree+0xf10/0xf10 [ 81.119246] ? lock_acquire+0x1d5/0x580 [ 81.123208] ? trace_hardirqs_off+0xd/0x10 [ 81.127424] ? lock_acquire+0x1d5/0x580 [ 81.131398] ? call_timer_fn+0x1c6/0x820 [ 81.135469] fib6_run_gc+0x16b/0x3c0 [ 81.139175] ? fib6_clean_all+0x30/0x30 [ 81.143154] fib6_gc_timer_cb+0x20/0x30 [ 81.147120] call_timer_fn+0x228/0x820 [ 81.151000] ? fib6_run_gc+0x3c0/0x3c0 [ 81.154884] ? process_timeout+0x40/0x40 [ 81.158947] ? __run_timers+0x7e3/0xb70 [ 81.162920] ? lock_downgrade+0x980/0x980 [ 81.167060] ? debug_object_deactivate+0x364/0x560 [ 81.172000] ? lock_release+0xa40/0xa40 [ 81.175975] ? do_raw_spin_trylock+0x190/0x190 [ 81.180564] ? trace_hardirqs_on_caller+0x19e/0x5c0 [ 81.185592] ? fib6_run_gc+0x3c0/0x3c0 [ 81.189486] ? fib6_run_gc+0x3c0/0x3c0 [ 81.193369] __run_timers+0x7ee/0xb70 [ 81.197173] ? _raw_spin_unlock_irqrestore+0xa6/0xba [ 81.202277] ? trigger_dyntick_cpu.isra.29+0x180/0x180 [ 81.207543] ? check_noncircular+0x20/0x20 [ 81.211786] ? timerqueue_add+0x1e9/0x280 [ 81.215942] ? enqueue_hrtimer+0x171/0x4a0 [ 81.220173] ? __remove_hrtimer+0x190/0x190 [ 81.224497] ? find_held_lock+0x35/0x1d0 [ 81.228556] ? clockevents_program_event+0x163/0x2e0 [ 81.233648] ? lock_downgrade+0x980/0x980 [ 81.237811] ? rcu_pm_notify+0xc0/0xc0 [ 81.241708] run_timer_softirq+0x4c/0xb0 [ 81.245784] __do_softirq+0x2d7/0xb85 [ 81.249580] ? lock_downgrade+0x980/0x980 [ 81.253732] ? __irqentry_text_end+0x4/0x4 [ 81.257958] ? do_timer+0x50/0x50 [ 81.261404] ? native_apic_msr_write+0x5c/0x80 [ 81.265986] ? do_raw_spin_trylock+0x190/0x190 [ 81.270559] ? lapic_next_event+0x54/0x80 [ 81.274705] ? clockevents_program_event+0x108/0x2e0 [ 81.279800] ? tick_program_event+0x83/0x100 [ 81.284205] ? hrtimer_interrupt+0x46e/0x5e0 [ 81.288606] ? rcu_pm_notify+0xc0/0xc0 [ 81.292507] irq_exit+0x1cc/0x200 [ 81.295951] smp_apic_timer_interrupt+0x16b/0x700 [ 81.300791] ? smp_call_function_single_interrupt+0x640/0x640 [ 81.306685] ? _raw_spin_lock+0x32/0x40 [ 81.310700] ? _raw_spin_unlock+0x22/0x30 [ 81.314852] ? handle_edge_irq+0x2b4/0x7c0 [ 81.319078] ? task_prio+0x40/0x40 [ 81.322620] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 81.327468] apic_timer_interrupt+0xa9/0xb0 [ 81.331778] [ 81.334018] RIP: 0010:native_safe_halt+0x6/0x10 [ 81.338688] RSP: 0018:ffffffff86407c38 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff11 [ 81.346391] RAX: dffffc0000000000 RBX: 1ffffffff0c80f8a RCX: 0000000000000000 [ 81.353670] RDX: 1ffffffff0c99048 RSI: 0000000000000001 RDI: ffffffff864c8240 [ 81.360936] RBP: ffffffff86407c38 R08: 0000000000000000 R09: 0000000000000000 [ 81.368204] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 81.375467] R13: ffffffff86407cf0 R14: ffffffff86c329a0 R15: 0000000000000000 [ 81.382759] ? trace_hardirqs_on+0xd/0x10 [ 81.386898] default_idle+0xbf/0x460 [ 81.390604] ? __sched_text_end+0x4/0x4 [ 81.394588] ? tick_nohz_idle_enter+0x125/0x220 [ 81.399257] arch_cpu_idle+0xa/0x10 [ 81.402882] default_idle_call+0x36/0x90 [ 81.406942] do_idle+0x24a/0x3b0 [ 81.410316] cpu_startup_entry+0x104/0x120 [ 81.414543] ? cpu_in_idle+0x20/0x20 [ 81.418249] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 81.423267] ? trace_hardirqs_on+0xd/0x10 [ 81.427419] rest_init+0xed/0xf0 [ 81.430776] start_kernel+0x7f1/0x819 [ 81.434574] ? mem_encrypt_init+0xb/0xb [ 81.438548] ? early_idt_handler_common+0x3b/0x60 [ 81.443404] ? x86_family+0x32/0x40 [ 81.447033] x86_64_start_reservations+0x2a/0x2c [ 81.451794] x86_64_start_kernel+0x77/0x7a [ 81.456022] secondary_startup_64+0xa5/0xb0 [ 81.460395] [ 81.462018] ============================= [ 81.466163] WARNING: suspicious RCU usage [ 81.470313] 4.15.0-rc5+ #171 Not tainted [ 81.474395] ----------------------------- [ 81.478548] net/ipv6/ip6_fib.c:1639 suspicious rcu_dereference_protected() usage! [ 81.486173] [ 81.486173] other info that might help us debug this: [ 81.486173] [ 81.494338] [ 81.494338] rcu_scheduler_active = 2, debug_locks = 1 [ 81.501031] 4 locks held by swapper/0/0: [ 81.505124] #0: ((&net->ipv6.ip6_fib_timer)){+.-.}, at: [<00000000d43f631b>] call_timer_fn+0x1c6/0x820 [ 81.514797] #1: (&(&net->ipv6.fib6_gc_lock)->rlock){+.-.}, at: [<000000002ff9d65c>] fib6_run_gc+0x9d/0x3c0 [ 81.524798] #2: (rcu_read_lock){....}, at: [<0000000091db762d>] __fib6_clean_all+0x0/0x3a0 [ 81.533411] #3: (&(&tb->tb6_lock)->rlock){+.-.}, at: [<000000009e503581>] __fib6_clean_all+0x1d0/0x3a0 [ 81.543074] [ 81.543074] stack backtrace: [ 81.547580] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.15.0-rc5+ #171 [ 81.554232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.563587] Call Trace: [ 81.566176] [ 81.568332] dump_stack+0x194/0x257 [ 81.571955] ? arch_local_irq_restore+0x53/0x53 [ 81.576644] lockdep_rcu_suspicious+0x123/0x170 [ 81.581303] fib6_del+0xd18/0x11b0 [ 81.584835] ? save_stack_trace+0x1a/0x20 [ 81.589000] ? fib6_locate+0x130/0x130 [ 81.592873] ? print_irqtrace_events+0x270/0x270 [ 81.597628] ? rt6_remove_exception_rt+0x3c0/0x3c0 [ 81.602560] ? fib6_walker_link+0x180/0x210 [ 81.606881] ? lock_downgrade+0x980/0x980 [ 81.611046] fib6_clean_node+0x3aa/0x4f0 [ 81.615106] ? fib6_del+0x11b0/0x11b0 [ 81.618916] ? fib6_walker_link+0x180/0x210 [ 81.623239] fib6_walk_continue+0x46c/0x8a0 [ 81.627562] ? call_fib6_entry_notifiers+0x210/0x210 [ 81.632652] fib6_walk+0x91/0xf0 [ 81.636012] fib6_clean_tree+0x1e6/0x340 [ 81.640074] ? fib6_walk+0xf0/0xf0 [ 81.643628] ? fib6_del+0x11b0/0x11b0 [ 81.647418] ? call_fib6_entry_notifiers+0x210/0x210 [ 81.652530] ? print_irqtrace_events+0x270/0x270 [ 81.657296] __fib6_clean_all+0x1f4/0x3a0 [ 81.661453] ? call_fib6_entry_notifiers+0x210/0x210 [ 81.666550] ? fib6_repair_tree+0xf10/0xf10 [ 81.670868] ? lock_acquire+0x1d5/0x580 [ 81.674831] ? trace_hardirqs_off+0xd/0x10 [ 81.679060] ? lock_acquire+0x1d5/0x580 [ 81.683047] ? call_timer_fn+0x1c6/0x820 [ 81.687110] fib6_run_gc+0x16b/0x3c0 [ 81.690820] ? fib6_clean_all+0x30/0x30 [ 81.694809] fib6_gc_timer_cb+0x20/0x30 [ 81.698771] call_timer_fn+0x228/0x820 [ 81.702659] ? fib6_run_gc+0x3c0/0x3c0 [ 81.706544] ? process_timeout+0x40/0x40 [ 81.710620] ? __run_timers+0x7e3/0xb70 [ 81.714585] ? lock_downgrade+0x980/0x980 [ 81.718742] ? debug_object_deactivate+0x364/0x560 [ 81.723659] ? lock_release+0xa40/0xa40 [ 81.727632] ? do_raw_spin_trylock+0x190/0x190 [ 81.732216] ? trace_hardirqs_on_caller+0x19e/0x5c0 [ 81.737232] ? fib6_run_gc+0x3c0/0x3c0 [ 81.741121] ? fib6_run_gc+0x3c0/0x3c0 [ 81.745004] __run_timers+0x7ee/0xb70 [ 81.748796] ? _raw_spin_unlock_irqrestore+0xa6/0xba [ 81.753916] ? trigger_dyntick_cpu.isra.29+0x180/0x180 [ 81.759188] ? check_noncircular+0x20/0x20 [ 81.763427] ? timerqueue_add+0x1e9/0x280 [ 81.767572] ? enqueue_hrtimer+0x171/0x4a0 [ 81.771797] ? __remove_hrtimer+0x190/0x190 [ 81.776135] ? find_held_lock+0x35/0x1d0 [ 81.780206] ? clockevents_program_event+0x163/0x2e0 [ 81.785301] ? lock_downgrade+0x980/0x980 [ 81.789459] ? rcu_pm_notify+0xc0/0xc0 [ 81.793374] run_timer_softirq+0x4c/0xb0 [ 81.797437] __do_softirq+0x2d7/0xb85 [ 81.801232] ? lock_downgrade+0x980/0x980 [ 81.805390] ? __irqentry_text_end+0x4/0x4 [ 81.809632] ? do_timer+0x50/0x50 [ 81.813086] ? native_apic_msr_write+0x5c/0x80 [ 81.817656] ? do_raw_spin_trylock+0x190/0x190 [ 81.822240] ? lapic_next_event+0x54/0x80 [ 81.826395] ? clockevents_program_event+0x108/0x2e0 [ 81.831494] ? tick_program_event+0x83/0x100 [ 81.835903] ? hrtimer_interrupt+0x46e/0x5e0 [ 81.840304] ? rcu_pm_notify+0xc0/0xc0 [ 81.844212] irq_exit+0x1cc/0x200 [ 81.847665] smp_apic_timer_interrupt+0x16b/0x700 [ 81.852501] ? smp_call_function_single_interrupt+0x640/0x640 [ 81.858374] ? _raw_spin_lock+0x32/0x40 [ 81.862347] ? _raw_spin_unlock+0x22/0x30 [ 81.866494] ? handle_edge_irq+0x2b4/0x7c0 [ 81.870733] ? task_prio+0x40/0x40 [ 81.874277] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 81.879127] apic_timer_interrupt+0xa9/0xb0 [ 81.883440] [ 81.885676] RIP: 0010:native_safe_halt+0x6/0x10 [ 81.890336] RSP: 0018:ffffffff86407c38 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff11 [ 81.898037] RAX: dffffc0000000000 RBX: 1ffffffff0c80f8a RCX: 0000000000000000 [ 81.905296] RDX: 1ffffffff0c99048 RSI: 0000000000000001 RDI: ffffffff864c8240 [ 81.912560] RBP: ffffffff86407c38 R08: 0000000000000000 R09: 0000000000000000 [ 81.919828] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 81.927085] R13: ffffffff86407cf0 R14: ffffffff86c329a0 R15: 0000000000000000 [ 81.934378] ? trace_hardirqs_on+0xd/0x10 [ 81.938520] default_idle+0xbf/0x460 [ 81.942232] ? __sched_text_end+0x4/0x4 [ 81.946222] ? tick_nohz_idle_enter+0x125/0x220 [ 81.950897] arch_cpu_idle+0xa/0x10 [ 81.954516] default_idle_call+0x36/0x90 [ 81.958571] do_idle+0x24a/0x3b0 [ 81.961951] cpu_startup_entry+0x104/0x120 [ 81.966178] ? cpu_in_idle+0x20/0x20 [ 81.969880] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 81.974898] ? trace_hardirqs_on+0xd/0x10 [ 81.979049] rest_init+0xed/0xf0 [ 81.982407] start_kernel+0x7f1/0x819 [ 81.986202] ? mem_encrypt_init+0xb/0xb [ 81.990170] ? early_idt_handler_common+0x3b/0x60 [ 81.995016] ? x86_family+0x32/0x40 [ 81.998654] x86_64_start_reservations+0x2a/0x2c [ 82.003410] x86_64_start_kernel+0x77/0x7a [ 82.007640] secondary_startup_64+0xa5/0xb0 [ 82.012218] [ 82.013884] ============================= [ 82.018035] WARNING: suspicious RCU usage [ 82.022198] 4.15.0-rc5+ #171 Not tainted [ 82.026264] ----------------------------- [ 82.030427] net/ipv6/ip6_fib.c:1676 suspicious rcu_dereference_protected() usage! [ 82.038059] [ 82.038059] other info that might help us debug this: [ 82.038059] [ 82.046221] [ 82.046221] rcu_scheduler_active = 2, debug_locks = 1 [ 82.052901] 5 locks held by swapper/0/0: [ 82.056969] #0: ((&net->ipv6.ip6_fib_timer)){+.-.}, at: [<00000000d43f631b>] call_timer_fn+0x1c6/0x820 [ 82.066646] #1: (&(&net->ipv6.fib6_gc_lock)->rlock){+.-.}, at: [<000000002ff9d65c>] fib6_run_gc+0x9d/0x3c0 [ 82.076655] #2: (rcu_read_lock){....}, at: [<0000000091db762d>] __fib6_clean_all+0x0/0x3a0 [ 82.085272] #3: (&(&tb->tb6_lock)->rlock){+.-.}, at: [<000000009e503581>] __fib6_clean_all+0x1d0/0x3a0 [ 82.094931] #4: (&net->ipv6.fib6_walker_lock){++--}, at: [<0000000003fbce86>] fib6_del+0x935/0x11b0 [ 82.104325] [ 82.104325] stack backtrace: [ 82.108835] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.15.0-rc5+ #171 [ 82.115481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.124838] Call Trace: [ 82.127411] [ 82.129554] dump_stack+0x194/0x257 [ 82.133188] ? arch_local_irq_restore+0x53/0x53 [ 82.137872] lockdep_rcu_suspicious+0x123/0x170 [ 82.142539] fib6_del+0xeb3/0x11b0 [ 82.146087] ? fib6_locate+0x130/0x130 [ 82.149970] ? print_irqtrace_events+0x270/0x270 [ 82.154740] ? rt6_remove_exception_rt+0x3c0/0x3c0 [ 82.159669] ? fib6_walker_link+0x180/0x210 [ 82.163993] ? lock_downgrade+0x980/0x980 [ 82.168152] fib6_clean_node+0x3aa/0x4f0 [ 82.172227] ? fib6_del+0x11b0/0x11b0 [ 82.176023] ? fib6_walker_link+0x180/0x210 [ 82.180341] fib6_walk_continue+0x46c/0x8a0 [ 82.184692] ? call_fib6_entry_notifiers+0x210/0x210 [ 82.189799] fib6_walk+0x91/0xf0 [ 82.193158] fib6_clean_tree+0x1e6/0x340 [ 82.197210] ? fib6_walk+0xf0/0xf0 [ 82.200752] ? fib6_del+0x11b0/0x11b0 [ 82.204542] ? call_fib6_entry_notifiers+0x210/0x210 [ 82.209641] ? print_irqtrace_events+0x270/0x270 [ 82.214419] __fib6_clean_all+0x1f4/0x3a0 [ 82.218607] ? call_fib6_entry_notifiers+0x210/0x210 [ 82.223716] ? fib6_repair_tree+0xf10/0xf10 [ 82.228044] ? lock_acquire+0x1d5/0x580 [ 82.232004] ? trace_hardirqs_off+0xd/0x10 [ 82.236226] ? lock_acquire+0x1d5/0x580 [ 82.240199] ? call_timer_fn+0x1c6/0x820 [ 82.244266] fib6_run_gc+0x16b/0x3c0 [ 82.247972] ? fib6_clean_all+0x30/0x30 [ 82.251968] fib6_gc_timer_cb+0x20/0x30 [ 82.255943] call_timer_fn+0x228/0x820 [ 82.259822] ? fib6_run_gc+0x3c0/0x3c0 [ 82.263709] ? process_timeout+0x40/0x40 [ 82.267770] ? __run_timers+0x7e3/0xb70 [ 82.271732] ? lock_downgrade+0x980/0x980 [ 82.275874] ? debug_object_deactivate+0x364/0x560 [ 82.280799] ? lock_release+0xa40/0xa40 [ 82.284788] ? do_raw_spin_trylock+0x190/0x190 [ 82.289366] ? trace_hardirqs_on_caller+0x19e/0x5c0 [ 82.294371] ? fib6_run_gc+0x3c0/0x3c0 [ 82.298260] ? fib6_run_gc+0x3c0/0x3c0 [ 82.302149] __run_timers+0x7ee/0xb70 [ 82.305936] ? _raw_spin_unlock_irqrestore+0xa6/0xba [ 82.311048] ? trigger_dyntick_cpu.isra.29+0x180/0x180 [ 82.316326] ? check_noncircular+0x20/0x20 [ 82.320584] ? timerqueue_add+0x1e9/0x280 [ 82.324732] ? enqueue_hrtimer+0x171/0x4a0 [ 82.328954] ? __remove_hrtimer+0x190/0x190 [ 82.333279] ? find_held_lock+0x35/0x1d0 [ 82.337349] ? clockevents_program_event+0x163/0x2e0 [ 82.342448] ? lock_downgrade+0x980/0x980 [ 82.346603] ? rcu_pm_notify+0xc0/0xc0 [ 82.350499] run_timer_softirq+0x4c/0xb0 [ 82.354563] __do_softirq+0x2d7/0xb85 [ 82.358367] ? lock_downgrade+0x980/0x980 [ 82.362516] ? __irqentry_text_end+0x4/0x4 [ 82.366758] ? do_timer+0x50/0x50 [ 82.370227] ? native_apic_msr_write+0x5c/0x80 [ 82.374795] ? do_raw_spin_trylock+0x190/0x190 [ 82.379370] ? lapic_next_event+0x54/0x80 [ 82.383526] ? clockevents_program_event+0x108/0x2e0 [ 82.388638] ? tick_program_event+0x83/0x100 [ 82.393048] ? hrtimer_interrupt+0x46e/0x5e0 [ 82.397450] ? rcu_pm_notify+0xc0/0xc0 [ 82.401346] irq_exit+0x1cc/0x200 [ 82.404796] smp_apic_timer_interrupt+0x16b/0x700 [ 82.409633] ? smp_call_function_single_interrupt+0x640/0x640 [ 82.415507] ? _raw_spin_lock+0x32/0x40 [ 82.419488] ? _raw_spin_unlock+0x22/0x30 [ 82.423643] ? handle_edge_irq+0x2b4/0x7c0 [ 82.427889] ? task_prio+0x40/0x40 [ 82.431520] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 82.436379] apic_timer_interrupt+0xa9/0xb0 [ 82.440710] [ 82.442941] RIP: 0010:native_safe_halt+0x6/0x10 [ 82.447598] RSP: 0018:ffffffff86407c38 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff11 [ 82.455301] RAX: dffffc0000000000 RBX: 1ffffffff0c80f8a RCX: 0000000000000000 [ 82.462565] RDX: 1ffffffff0c99048 RSI: 0000000000000001 RDI: ffffffff864c8240 [ 82.469832] RBP: ffffffff86407c38 R08: 0000000000000000 R09: 0000000000000000 [ 82.477093] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 82.484352] R13: ffffffff86407cf0 R14: ffffffff86c329a0 R15: 0000000000000000 [ 82.491648] ? trace_hardirqs_on+0xd/0x10 [ 82.495799] default_idle+0xbf/0x460 [ 82.499507] ? __sched_text_end+0x4/0x4 [ 82.503489] ? tick_nohz_idle_enter+0x125/0x220 [ 82.508167] arch_cpu_idle+0xa/0x10 [ 82.511786] default_idle_call+0x36/0x90 [ 82.515842] do_idle+0x24a/0x3b0 [ 82.519215] cpu_startup_entry+0x104/0x120 [ 82.523445] ? cpu_in_idle+0x20/0x20 [ 82.527146] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 82.532181] ? trace_hardirqs_on+0xd/0x10 [ 82.536342] rest_init+0xed/0xf0 [ 82.539701] start_kernel+0x7f1/0x819 [ 82.543495] ? mem_encrypt_init+0xb/0xb [ 82.547468] ? early_idt_handler_common+0x3b/0x60 [ 82.552321] ? x86_family+0x32/0x40 [ 82.555952] x86_64_start_reservations+0x2a/0x2c executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 82.560710] x86_64_start_kernel+0x77/0x7a [ 82.564943] secondary_startup_64+0xa5/0xb0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program