[ 69.288928][ T26] audit: type=1800 audit(1565416932.478:27): pid=10218 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 69.329280][ T26] audit: type=1800 audit(1565416932.478:28): pid=10218 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 70.056605][ T26] audit: type=1800 audit(1565416933.318:29): pid=10218 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 70.077119][ T26] audit: type=1800 audit(1565416933.318:30): pid=10218 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.160' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 459.610631][ T26] audit: type=1804 audit(1565417322.878:31): pid=10378 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 459.631490][ T26] audit: type=1804 audit(1565417322.878:32): pid=10387 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 459.651590][ T26] audit: type=1804 audit(1565417322.878:33): pid=10386 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 459.671808][ T26] audit: type=1804 audit(1565417322.878:34): pid=10386 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 459.691872][ T26] audit: type=1804 audit(1565417322.878:35): pid=10387 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 459.712155][ T26] audit: type=1804 audit(1565417322.878:36): pid=10386 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 459.732803][ T26] audit: type=1804 audit(1565417322.878:37): pid=10387 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 executing program [ 459.753871][ T26] audit: type=1804 audit(1565417322.938:38): pid=10384 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 459.774508][ T26] audit: type=1804 audit(1565417323.018:39): pid=10388 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 executing program executing program executing program executing program executing program executing program executing program executing program [ 459.795043][ T26] audit: type=1804 audit(1565417323.018:40): pid=10385 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 executing program executing program executing program executing program executing program executing program executing program executing program [ 459.869423][T10409] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 459.882107][T10409] File: /root/bus PID: 10409 Comm: syz-executor357 executing program executing program executing program executing program executing program executing program executing program executing program [ 459.924873][T10445] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 459.936824][T10445] File: /root/bus PID: 10445 Comm: syz-executor357 executing program executing program executing program executing program executing program [ 459.988606][T10472] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 460.000578][T10472] File: /root/bus PID: 10472 Comm: syz-executor357 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 460.116635][T10536] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 460.128818][T10536] File: /root/bus PID: 10536 Comm: syz-executor357 executing program executing program executing program executing program executing program [ 460.160991][T10543] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 460.174192][T10543] File: /root/bus PID: 10543 Comm: syz-executor357 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 460.258309][T10593] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 460.270457][T10593] File: /root/bus PID: 10593 Comm: syz-executor357 executing program executing program executing program executing program executing program executing program [ 460.331847][T10611] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 460.343692][T10611] File: /root/bus PID: 10611 Comm: syz-executor357 executing program executing program executing program executing program executing program executing program executing program [ 460.375190][T10627] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 460.387306][T10627] File: /root/bus PID: 10627 Comm: syz-executor357 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 460.511310][T10697] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 460.523475][T10697] File: /root/bus PID: 10697 Comm: syz-executor357 executing program executing program executing program executing program executing program executing program executing program executing program [ 460.577512][T10724] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 460.589891][T10724] File: /root/bus PID: 10724 Comm: syz-executor357 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 464.624021][ T26] kauditd_printk_skb: 3548 callbacks suppressed [ 464.624034][ T26] audit: type=1804 audit(1565417327.888:3589): pid=12960 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 464.652695][ T26] audit: type=1804 audit(1565417327.888:3590): pid=12955 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 executing program executing program [ 464.672885][ T26] audit: type=1804 audit(1565417327.888:3591): pid=12965 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 464.693054][ T26] audit: type=1804 audit(1565417327.888:3592): pid=12965 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 executing program [ 464.713963][ T26] audit: type=1804 audit(1565417327.918:3593): pid=12964 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 464.734348][ T26] audit: type=1804 audit(1565417327.918:3594): pid=12962 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 executing program executing program executing program executing program executing program executing program [ 464.755038][ T26] audit: type=1804 audit(1565417327.918:3595): pid=12964 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 464.775813][ T26] audit: type=1804 audit(1565417327.968:3596): pid=12970 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 464.797736][ T26] audit: type=1804 audit(1565417327.968:3597): pid=12966 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 executing program executing program executing program executing program executing program executing program [ 464.832378][ T26] audit: type=1804 audit(1565417327.968:3598): pid=12971 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 469.630871][ T26] kauditd_printk_skb: 3493 callbacks suppressed [ 469.630884][ T26] audit: type=1804 audit(1565417332.898:7092): pid=15531 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 469.659687][ T26] audit: type=1804 audit(1565417332.928:7093): pid=15528 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 469.680376][ T26] audit: type=1804 audit(1565417332.928:7094): pid=15534 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 469.700897][ T26] audit: type=1804 audit(1565417332.928:7095): pid=15531 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 executing program [ 469.723232][ T26] audit: type=1804 audit(1565417332.968:7096): pid=15536 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 469.743468][ T26] audit: type=1804 audit(1565417332.968:7097): pid=15526 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 executing program [ 469.763642][ T26] audit: type=1804 audit(1565417332.968:7098): pid=15534 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 469.785232][ T26] audit: type=1804 audit(1565417332.968:7099): pid=15526 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 469.806040][ T26] audit: type=1804 audit(1565417332.998:7100): pid=15528 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 executing program executing program executing program executing program executing program executing program [ 469.827303][ T26] audit: type=1804 audit(1565417332.998:7101): pid=15537 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 474.639307][ T26] kauditd_printk_skb: 3625 callbacks suppressed [ 474.639321][ T26] audit: type=1804 audit(1565417337.908:10727): pid=18187 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 474.666364][ T26] audit: type=1804 audit(1565417337.908:10728): pid=18191 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 474.687827][ T26] audit: type=1804 audit(1565417337.908:10729): pid=18189 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 474.708644][ T26] audit: type=1804 audit(1565417337.908:10730): pid=18189 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 executing program executing program executing program executing program executing program [ 474.729707][ T26] audit: type=1804 audit(1565417337.978:10731): pid=18187 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 474.765438][ T26] audit: type=1804 audit(1565417337.978:10732): pid=18201 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 474.787605][ T26] audit: type=1804 audit(1565417337.978:10733): pid=18193 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 474.807951][ T26] audit: type=1804 audit(1565417337.998:10734): pid=18185 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 executing program executing program executing program executing program executing program executing program executing program executing program [ 474.828242][ T26] audit: type=1804 audit(1565417337.998:10735): pid=18195 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 res=1 [ 474.848461][ T26] audit: type=1804 audit(1565417337.998:10736): pid=18197 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor357" name="/root/bus" dev="sda1" ino=2339 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 478.622878][T20253] WARNING: CPU: 1 PID: 20253 at fs/ext4/inode.c:3942 ext4_set_page_dirty+0x34d/0x480 [ 478.632338][T20253] Kernel panic - not syncing: panic_on_warn set ... [ 478.638910][T20253] CPU: 1 PID: 20253 Comm: syz-executor357 Not tainted 5.3.0-rc3+ #104 [ 478.647045][T20253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 478.657111][T20253] Call Trace: [ 478.660395][T20253] dump_stack+0x172/0x1f0 [ 478.664725][T20253] ? ext4_set_page_dirty+0x320/0x480 [ 478.670011][T20253] panic+0x2dc/0x755 [ 478.673887][T20253] ? add_taint.cold+0x16/0x16 [ 478.678545][T20253] ? __kasan_check_write+0x14/0x20 [ 478.683644][T20253] ? __warn.cold+0x5/0x4c [ 478.687962][T20253] ? __warn+0xe7/0x1e0 [ 478.692021][T20253] ? ext4_set_page_dirty+0x34d/0x480 [ 478.697284][T20253] __warn.cold+0x20/0x4c [ 478.701508][T20253] ? ext4_set_page_dirty+0x34d/0x480 [ 478.706785][T20253] report_bug+0x263/0x2b0 [ 478.711132][T20253] do_error_trap+0x11b/0x200 [ 478.715736][T20253] do_invalid_op+0x37/0x50 [ 478.720159][T20253] ? ext4_set_page_dirty+0x34d/0x480 [ 478.725441][T20253] invalid_op+0x23/0x30 [ 478.729599][T20253] RIP: 0010:ext4_set_page_dirty+0x34d/0x480 [ 478.735473][T20253] Code: ff e8 77 d4 7b ff 49 8d 5f ff e9 a3 fd ff ff e8 69 d4 7b ff 48 c7 c6 e0 39 9c 87 4c 89 e7 e8 fa 46 a5 ff 0f 0b e8 53 d4 7b ff <0f> 0b e9 56 ff ff ff e8 47 d4 7b ff 4c 89 ea 48 b8 00 00 00 00 00 [ 478.755075][T20253] RSP: 0018:ffff8880884279e0 EFLAGS: 00010293 [ 478.761131][T20253] RAX: ffff88809aa62280 RBX: 0000000000000000 RCX: ffffffff81f6b482 [ 478.769448][T20253] RDX: 0000000000000000 RSI: ffffffff81f6b52d RDI: 0000000000000001 [ 478.777407][T20253] RBP: ffff888088427a08 R08: ffff88809aa62280 R09: fffff940004411d9 [ 478.785460][T20253] R10: fffff940004411d8 R11: ffffea0002208ec7 R12: ffffea0002208ec0 [ 478.793415][T20253] R13: ffffea0002208ec8 R14: 0000000000000000 R15: ffffea000219a188 [ 478.801388][T20253] ? ext4_set_page_dirty+0x2a2/0x480 [ 478.806686][T20253] ? ext4_set_page_dirty+0x34d/0x480 [ 478.812047][T20253] ? ext4_update_bh_state+0x110/0x110 [ 478.817424][T20253] set_page_dirty+0x301/0x850 [ 478.822108][T20253] set_page_dirty_lock+0x99/0xe0 [ 478.827116][T20253] process_vm_rw_core.isra.0+0x527/0xb10 [ 478.832733][T20253] ? pcpu_get_vm_areas.cold+0x49/0x49 [ 478.838087][T20253] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 478.844378][T20253] ? _copy_from_user+0x12c/0x1a0 [ 478.849307][T20253] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 478.855010][T20253] ? rw_copy_check_uvector+0x2ce/0x390 [ 478.860515][T20253] process_vm_rw+0x21f/0x240 [ 478.865094][T20253] ? process_vm_rw_core.isra.0+0xb10/0xb10 [ 478.870980][T20253] ? finish_task_switch+0x147/0x720 [ 478.876162][T20253] ? __kasan_check_read+0x11/0x20 [ 478.881169][T20253] ? calculate_sigpending+0x86/0xa0 [ 478.886360][T20253] ? __kasan_check_read+0x11/0x20 [ 478.891387][T20253] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 478.897609][T20253] ? __kasan_check_write+0x14/0x20 [ 478.902702][T20253] ? switch_fpu_return+0x1fa/0x4f0 [ 478.907821][T20253] __x64_sys_process_vm_writev+0xe3/0x1a0 [ 478.913530][T20253] do_syscall_64+0xfd/0x6a0 [ 478.918045][T20253] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 478.923962][T20253] RIP: 0033:0x4468f9 [ 478.927883][T20253] Code: e8 0c e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 5b 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 478.947507][T20253] RSP: 002b:00007f056b05eda8 EFLAGS: 00000246 ORIG_RAX: 0000000000000137 [ 478.955905][T20253] RAX: ffffffffffffffda RBX: 00000000006dbc68 RCX: 00000000004468f9 [ 478.963903][T20253] RDX: 0000000000000001 RSI: 0000000020000540 RDI: 0000000000004f0d [ 478.971881][T20253] RBP: 00000000006dbc60 R08: 0000000000000001 R09: 0000000000000000 [ 478.980098][T20253] R10: 00000000200003c0 R11: 0000000000000246 R12: 00000000006dbc6c [ 478.988059][T20253] R13: 00007ffcc0f40c6f R14: 00007f056b05f9c0 R15: 0000000000000001 [ 478.997115][T20253] Kernel Offset: disabled [ 479.001436][T20253] Rebooting in 86400 seconds..