[ 31.939514] audit: type=1800 audit(1555918463.383:33): pid=6860 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op="collect_data" cause="failed(directio)" comm="startpar" name="rc.local" dev="sda1" ino=2465 res=0 [ 31.966494] audit: type=1800 audit(1555918463.393:34): pid=6860 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op="collect_data" cause="failed(directio)" comm="startpar" name="rmnologin" dev="sda1" ino=2456 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 35.162847] random: sshd: uninitialized urandom read (32 bytes read) [ 35.453000] audit: type=1400 audit(1555918466.903:35): avc: denied { map } for pid=7034 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 [ 35.510740] random: sshd: uninitialized urandom read (32 bytes read) [ 36.063246] random: sshd: uninitialized urandom read (32 bytes read) [ 76.773338] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.243' (ECDSA) to the list of known hosts. [ 82.388020] random: sshd: uninitialized urandom read (32 bytes read) [ 82.519091] audit: type=1400 audit(1555918513.963:36): avc: denied { map } for pid=7046 comm="syz-executor722" path="/root/syz-executor722028038" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 83.250292] IPVS: ftp: loaded support on port[0] = 21 [ 83.558578] chnl_net:caif_netlink_parms(): no params data found [ 83.587016] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.593891] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.602580] device bridge_slave_0 entered promiscuous mode [ 83.610776] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.617308] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.625621] device bridge_slave_1 entered promiscuous mode [ 83.642614] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 83.651450] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 83.667279] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 83.674969] team0: Port device team_slave_0 added [ 83.680658] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 83.687702] team0: Port device team_slave_1 added [ 83.693047] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 83.700929] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 83.754466] device hsr_slave_0 entered promiscuous mode [ 83.800345] device hsr_slave_1 entered promiscuous mode [ 83.870655] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 83.877640] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 83.892230] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.898868] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.906636] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.913050] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.942631] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 83.948872] 8021q: adding VLAN 0 to HW filter on device bond0 [ 83.958193] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 83.966910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 83.986256] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.993716] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.003943] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 84.010310] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.019885] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.027810] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.034201] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.050686] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.058908] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.065337] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.072749] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 84.082218] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 84.092831] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 84.102302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 84.112761] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 84.123447] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 84.129492] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 84.137034] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready executing program [ 84.149848] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 84.159870] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.202841] audit: type=1804 audit(1555918515.653:37): pid=7057 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 84.389865] audit: type=1804 audit(1555918515.833:38): pid=7060 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 84.550996] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 84.562052] audit: type=1804 audit(1555918516.013:39): pid=7063 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 84.734818] audit: type=1804 audit(1555918516.183:40): pid=7066 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 84.911180] audit: type=1804 audit(1555918516.363:41): pid=7069 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 85.090571] audit: type=1804 audit(1555918516.543:42): pid=7072 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 85.279656] audit: type=1804 audit(1555918516.723:43): pid=7075 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 85.479606] audit: type=1804 audit(1555918516.923:44): pid=7078 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 85.656414] audit: type=1804 audit(1555918517.103:45): pid=7081 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=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 [ 87.522225] kauditd_printk_skb: 14 callbacks suppressed [ 87.522233] audit: type=1804 audit(1555918518.973:60): pid=7126 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 87.698709] audit: type=1804 audit(1555918519.143:61): pid=7129 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 87.868079] audit: type=1804 audit(1555918519.313:62): pid=7132 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 88.038477] audit: type=1804 audit(1555918519.483:63): pid=7135 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 88.195596] audit: type=1804 audit(1555918519.643:64): pid=7138 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 88.388668] audit: type=1804 audit(1555918519.833:65): pid=7141 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 88.567381] audit: type=1804 audit(1555918520.013:66): pid=7144 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 88.744708] audit: type=1804 audit(1555918520.193:67): pid=7147 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 88.909535] audit: type=1804 audit(1555918520.353:68): pid=7150 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 89.092320] audit: type=1804 audit(1555918520.543:69): pid=7153 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=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 [ 92.624368] kauditd_printk_skb: 21 callbacks suppressed [ 92.624377] audit: type=1804 audit(1555918524.073:91): pid=7219 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 92.745687] audit: type=1804 audit(1555918524.193:92): pid=7222 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 92.851634] audit: type=1804 audit(1555918524.303:93): pid=7225 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 92.962597] audit: type=1804 audit(1555918524.413:94): pid=7228 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 93.092887] audit: type=1804 audit(1555918524.543:95): pid=7231 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 93.216627] audit: type=1804 audit(1555918524.663:96): pid=7234 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 93.338305] audit: type=1804 audit(1555918524.783:97): pid=7237 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 93.478715] audit: type=1804 audit(1555918524.923:98): pid=7240 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 93.626629] audit: type=1804 audit(1555918525.073:99): pid=7243 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 93.767018] audit: type=1804 audit(1555918525.213:100): pid=7246 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=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 [ 97.807570] kauditd_printk_skb: 30 callbacks suppressed [ 97.807579] audit: type=1804 audit(1555918529.253:131): pid=7339 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 97.983973] audit: type=1804 audit(1555918529.433:132): pid=7342 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 98.167413] audit: type=1804 audit(1555918529.613:133): pid=7345 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 98.347452] audit: type=1804 audit(1555918529.803:134): pid=7348 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 98.522223] audit: type=1804 audit(1555918529.973:135): pid=7351 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 98.711102] audit: type=1804 audit(1555918530.163:136): pid=7354 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 98.870132] audit: type=1804 audit(1555918530.313:137): pid=7357 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 99.059018] audit: type=1804 audit(1555918530.503:138): pid=7360 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 99.203926] audit: type=1804 audit(1555918530.653:139): pid=7363 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 99.357390] audit: type=1804 audit(1555918530.803:140): pid=7366 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=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 [ 102.830515] kauditd_printk_skb: 22 callbacks suppressed [ 102.830523] audit: type=1804 audit(1555918534.283:163): pid=7435 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 103.020673] audit: type=1804 audit(1555918534.473:164): pid=7438 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 103.207076] audit: type=1804 audit(1555918534.653:165): pid=7441 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 103.386738] audit: type=1804 audit(1555918534.833:166): pid=7444 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 103.572689] audit: type=1804 audit(1555918535.023:167): pid=7447 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 103.745778] audit: type=1804 audit(1555918535.193:168): pid=7450 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 103.919062] audit: type=1804 audit(1555918535.363:169): pid=7453 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 104.089393] audit: type=1804 audit(1555918535.533:170): pid=7456 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 104.293494] audit: type=1804 audit(1555918535.743:171): pid=7459 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 104.474299] audit: type=1804 audit(1555918535.923:172): pid=7462 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=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 [ 107.859688] kauditd_printk_skb: 19 callbacks suppressed [ 107.859697] audit: type=1804 audit(1555918539.303:192): pid=7522 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 108.033546] audit: type=1804 audit(1555918539.483:193): pid=7525 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 108.175154] audit: type=1804 audit(1555918539.623:194): pid=7528 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 108.384326] audit: type=1804 audit(1555918539.833:195): pid=7531 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 108.534472] audit: type=1804 audit(1555918539.983:196): pid=7534 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 108.724220] audit: type=1804 audit(1555918540.173:197): pid=7537 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 108.902519] audit: type=1804 audit(1555918540.353:198): pid=7540 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 executing program [ 109.093074] audit: type=1804 audit(1555918540.543:199): pid=7543 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor722" name="/root/bus" dev="sda1" ino=2233 res=1 [ 109.151400] ------------[ cut here ]------------ [ 109.158061] WARNING: CPU: 0 PID: 7543 at fs/direct-io.c:293 dio_complete+0x671/0x800 [ 109.166969] Kernel panic - not syncing: panic_on_warn set ... [ 109.166969] [ 109.175088] CPU: 0 PID: 7543 Comm: syz-executor722 Not tainted 4.14.113 #3 [ 109.183052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.193189] Call Trace: [ 109.195920] dump_stack+0x138/0x19c [ 109.199639] panic+0x1f2/0x438 [ 109.203383] ? add_taint.cold+0x16/0x16 [ 109.207471] ? dio_complete+0x671/0x800 [ 109.211673] ? dio_complete+0x671/0x800 [ 109.216215] __warn.cold+0x2f/0x34 [ 109.220109] ? ist_end_non_atomic+0x10/0x10 [ 109.225697] ? dio_complete+0x671/0x800 [ 109.229779] report_bug+0x216/0x254 [ 109.234217] do_error_trap+0x1bb/0x310 [ 109.238800] ? math_error+0x360/0x360 [ 109.244651] ? pagecache_isize_extended+0x250/0x250 [ 109.258293] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.264705] do_invalid_op+0x1b/0x20 [ 109.270143] invalid_op+0x1b/0x40 [ 109.274606] RIP: 0010:dio_complete+0x671/0x800 [ 109.280331] RSP: 0018:ffff88808671f1b8 EFLAGS: 00010297 [ 109.287305] RAX: ffff888086166700 RBX: 0000000000010000 RCX: ffff888086166f80 [ 109.295876] RDX: 0000000000000000 RSI: ffffffff8778ece0 RDI: ffff888088df037c [ 109.304511] RBP: ffff88808671f200 R08: ffff888086166700 R09: ffff888086166fc8 [ 109.313861] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880a0806440 [ 109.322423] R13: 0000000000010000 R14: ffff888088df0578 R15: 0000000000000000 [ 109.334575] ? dio_complete+0x671/0x800 [ 109.338867] ? trace_hardirqs_on_caller+0x400/0x590 [ 109.344443] ? write_end_fn+0xa0/0xa0 [ 109.349068] do_blockdev_direct_IO+0x530e/0x7fc0 [ 109.354371] ? sb_init_dio_done_wq+0x80/0x80 [ 109.359474] ? __lock_is_held+0xb6/0x140 [ 109.363631] ? ext4_dio_get_block_unwritten_async+0x1c0/0x1c0 [ 109.370568] ? __lock_is_held+0xb6/0x140 [ 109.375132] ? ext4_dio_get_block_unwritten_async+0x1c0/0x1c0 [ 109.385077] __blockdev_direct_IO+0xa1/0xd0 [ 109.390049] ? write_end_fn+0xa0/0xa0 [ 109.394127] ext4_direct_IO+0x70d/0x1890 [ 109.399080] ? ext4_dio_get_block_unwritten_async+0x1c0/0x1c0 [ 109.405652] generic_file_direct_write+0x1ec/0x430 [ 109.411211] __generic_file_write_iter+0x2bc/0x5b0 [ 109.416851] ext4_file_write_iter+0x2c0/0xfd0 [ 109.422091] ? ext4_file_mmap+0x2c0/0x2c0 [ 109.426637] ? __might_sleep+0x93/0xb0 [ 109.430720] do_iter_readv_writev+0x41e/0x680 [ 109.436139] ? vfs_dedupe_file_range+0x8f0/0x8f0 [ 109.441654] ? rw_verify_area+0xea/0x2b0 [ 109.446650] do_iter_write+0x154/0x550 [ 109.450892] ? rcu_lockdep_current_cpu_online+0xf2/0x140 [ 109.456983] ? __kmalloc+0x379/0x7a0 [ 109.462757] vfs_iter_write+0x77/0xb0 [ 109.467691] iter_file_splice_write+0x578/0xae0 [ 109.472948] ? touch_atime+0xce/0x250 [ 109.476936] ? page_cache_pipe_buf_steal+0x2f0/0x2f0 [ 109.482653] ? rw_verify_area+0xea/0x2b0 [ 109.487269] ? page_cache_pipe_buf_steal+0x2f0/0x2f0 [ 109.492756] direct_splice_actor+0x126/0x1a0 [ 109.497196] splice_direct_to_actor+0x2a1/0x7b0 [ 109.502063] ? generic_pipe_buf_nosteal+0x10/0x10 [ 109.507301] ? do_splice_to+0x170/0x170 [ 109.511347] ? rw_verify_area+0xea/0x2b0 [ 109.515763] do_splice_direct+0x18d/0x230 [ 109.520116] ? splice_direct_to_actor+0x7b0/0x7b0 [ 109.525520] ? rcu_sync_lockdep_assert+0x73/0xb0 [ 109.530734] ? __sb_start_write+0x153/0x2f0 [ 109.536281] do_sendfile+0x4db/0xbd0 [ 109.542060] ? do_compat_pwritev64+0x140/0x140 [ 109.548290] ? SyS_futex+0x215/0x302 [ 109.552318] ? SyS_futex+0x222/0x302 [ 109.556976] SyS_sendfile64+0x102/0x110 [ 109.561462] ? SyS_sendfile+0x130/0x130 [ 109.566044] ? do_syscall_64+0x53/0x630 [ 109.571105] ? SyS_sendfile+0x130/0x130 [ 109.575214] do_syscall_64+0x1eb/0x630 [ 109.579599] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.587354] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 109.598180] RIP: 0033:0x4480a9 [ 109.601742] RSP: 002b:00007f36dd142ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 109.612276] RAX: ffffffffffffffda RBX: 00000000006ddc68 RCX: 00000000004480a9 [ 109.620813] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000003 [ 109.628262] RBP: 00000000006ddc60 R08: 0000000000000000 R09: 0000000000000000 [ 109.636707] R10: 00008000fffffffe R11: 0000000000000246 R12: 00000000006ddc6c [ 109.644417] R13: 00007fff8d266c9f R14: 00007f36dd1439c0 R15: 0000000000000000 [ 109.653858] Kernel Offset: disabled [ 109.658066] Rebooting in 86400 seconds..