[ 32.517783] audit: type=1800 audit(1576146320.872:33): pid=6941 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 [ 32.544823] audit: type=1800 audit(1576146320.882:34): pid=6941 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: [ 38.237669] random: sshd: uninitialized urandom read (32 bytes read) [ 38.601371] audit: type=1400 audit(1576146326.962:35): avc: denied { map } for pid=7115 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 [ 38.640986] random: sshd: uninitialized urandom read (32 bytes read) [ 39.202735] random: sshd: uninitialized urandom read (32 bytes read) [ 438.955094] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.15.218' (ECDSA) to the list of known hosts. [ 445.155691] random: sshd: uninitialized urandom read (32 bytes read) executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 445.272208] audit: type=1400 audit(1576146733.632:36): avc: denied { map } for pid=7127 comm="syz-executor862" path="/root/syz-executor862642184" 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 858.080303] INFO: task syz-executor862:15496 blocked for more than 140 seconds. [ 858.087936] Not tainted 4.14.158-syzkaller #0 [ 858.100065] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 858.100074] syz-executor862 D28528 15496 7131 0x00000004 [ 858.100166] Call Trace: [ 858.100303] __schedule+0x7b8/0x1cd0 [ 858.100312] ? __mutex_lock+0x737/0x1470 [ 858.100325] ? firmware_map_remove+0x196/0x196 [ 858.100337] schedule+0x92/0x1c0 [ 858.100346] schedule_preempt_disabled+0x13/0x20 [ 858.100353] __mutex_lock+0x73c/0x1470 [ 858.100450] ? find_held_lock+0x35/0x130 [ 858.100503] ? tty_buffer_lock_exclusive+0x1f/0x30 [ 858.100514] ? mutex_trylock+0x1c0/0x1c0 [ 858.100537] mutex_lock_nested+0x16/0x20 [ 858.100544] ? mutex_lock_nested+0x16/0x20 [ 858.100552] tty_buffer_lock_exclusive+0x1f/0x30 [ 858.100567] paste_selection+0x106/0x3f2 [ 858.100575] ? find_held_lock+0x35/0x130 [ 858.100586] ? set_selection+0xe30/0xe30 [ 858.100598] ? lock_downgrade+0x740/0x740 [ 858.100624] ? wake_up_q+0xf0/0xf0 [ 858.100639] tioclinux+0x10e/0x400 [ 858.100648] vt_ioctl+0x180c/0x2170 [ 858.100693] ? avc_has_extended_perms+0x8ec/0xe40 [ 858.100704] ? complete_change_console+0x360/0x360 [ 858.100713] ? avc_ss_reset+0x110/0x110 [ 858.100759] ? kasan_slab_free+0x75/0xc0 [ 858.100791] ? SyS_open+0x2d/0x40 [ 858.100837] ? do_syscall_64+0x1e8/0x640 [ 858.100846] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 858.100855] ? find_held_lock+0x35/0x130 [ 858.100887] ? debug_check_no_obj_freed+0x2aa/0x7b7 [ 858.100895] ? tty_jobctrl_ioctl+0x44/0xc10 [ 858.100902] ? complete_change_console+0x360/0x360 [ 858.100931] tty_ioctl+0x841/0x1320 [ 858.100941] ? tty_vhangup+0x30/0x30 [ 858.100958] ? __might_sleep+0x93/0xb0 [ 858.100973] ? tty_vhangup+0x30/0x30 [ 858.101009] do_vfs_ioctl+0x7ae/0x1060 [ 858.101018] ? selinux_file_mprotect+0x5d0/0x5d0 [ 858.101029] ? ioctl_preallocate+0x1c0/0x1c0 [ 858.101037] ? putname+0xe0/0x120 [ 858.101047] ? do_sys_open+0x221/0x430 [ 858.101079] ? security_file_ioctl+0x7d/0xb0 [ 858.101086] ? security_file_ioctl+0x89/0xb0 [ 858.101097] SyS_ioctl+0x8f/0xc0 [ 858.101106] ? do_vfs_ioctl+0x1060/0x1060 [ 858.101116] do_syscall_64+0x1e8/0x640 [ 858.101124] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 858.101137] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 858.101145] RIP: 0033:0x441319 [ 858.101150] RSP: 002b:00007ffce96f8578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 858.101160] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 858.101165] RDX: 0000000020000040 RSI: 000000000000541c RDI: 0000000000000004 [ 858.101170] RBP: 00000000000a7ee4 R08: 000000000000000d R09: 00000000004002c8 [ 858.101175] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402090 [ 858.101180] R13: 0000000000402120 R14: 0000000000000000 R15: 0000000000000000 [ 858.101201] INFO: task syz-executor862:15497 blocked for more than 140 seconds. [ 858.101208] Not tainted 4.14.158-syzkaller #0 [ 858.101211] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 858.101215] syz-executor862 D28528 15497 7130 0x00000004 [ 858.101235] Call Trace: [ 858.101246] __schedule+0x7b8/0x1cd0 [ 858.101253] ? __mutex_lock+0x737/0x1470 [ 858.101264] ? firmware_map_remove+0x196/0x196 [ 858.101276] schedule+0x92/0x1c0 [ 858.101285] schedule_preempt_disabled+0x13/0x20 [ 858.101292] __mutex_lock+0x73c/0x1470 [ 858.101300] ? find_held_lock+0x35/0x130 [ 858.101310] ? tty_buffer_lock_exclusive+0x1f/0x30 [ 858.101321] ? mutex_trylock+0x1c0/0x1c0 [ 858.101344] mutex_lock_nested+0x16/0x20 [ 858.101351] ? mutex_lock_nested+0x16/0x20 [ 858.101362] tty_buffer_lock_exclusive+0x1f/0x30 [ 858.101370] paste_selection+0x106/0x3f2 [ 858.101378] ? find_held_lock+0x35/0x130 [ 858.101390] ? set_selection+0xe30/0xe30 [ 858.101401] ? lock_downgrade+0x740/0x740 [ 858.101409] ? wake_up_q+0xf0/0xf0 [ 858.101423] tioclinux+0x10e/0x400 [ 858.101432] vt_ioctl+0x180c/0x2170 [ 858.101440] ? avc_has_extended_perms+0x8ec/0xe40 [ 858.101451] ? complete_change_console+0x360/0x360 [ 858.101459] ? avc_ss_reset+0x110/0x110 [ 858.101466] ? kasan_slab_free+0x75/0xc0 [ 858.101475] ? SyS_open+0x2d/0x40 [ 858.101482] ? do_syscall_64+0x1e8/0x640 [ 858.101490] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 858.101499] ? find_held_lock+0x35/0x130 [ 858.101508] ? debug_check_no_obj_freed+0x2aa/0x7b7 [ 858.101514] ? tty_jobctrl_ioctl+0x44/0xc10 [ 858.101522] ? complete_change_console+0x360/0x360 [ 858.101532] tty_ioctl+0x841/0x1320 [ 858.101542] ? tty_vhangup+0x30/0x30 [ 858.101559] ? __might_sleep+0x93/0xb0 [ 858.101573] ? tty_vhangup+0x30/0x30 [ 858.101599] do_vfs_ioctl+0x7ae/0x1060 [ 858.101607] ? selinux_file_mprotect+0x5d0/0x5d0 [ 858.101618] ? ioctl_preallocate+0x1c0/0x1c0 [ 858.101625] ? putname+0xe0/0x120 [ 858.101635] ? do_sys_open+0x221/0x430 [ 858.101648] ? security_file_ioctl+0x7d/0xb0 [ 858.101655] ? security_file_ioctl+0x89/0xb0 [ 858.101667] SyS_ioctl+0x8f/0xc0 [ 858.101675] ? do_vfs_ioctl+0x1060/0x1060 [ 858.101685] do_syscall_64+0x1e8/0x640 [ 858.101693] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 858.101706] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 858.101712] RIP: 0033:0x441319 [ 858.101716] RSP: 002b:00007ffce96f8578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 858.101725] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 858.101730] RDX: 0000000020000040 RSI: 000000000000541c RDI: 0000000000000004 [ 858.101735] RBP: 00000000000a7ef3 R08: 000000000000000d R09: 00000000004002c8 [ 858.101740] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402090 [ 858.101745] R13: 0000000000402120 R14: 0000000000000000 R15: 0000000000000000 [ 858.101769] INFO: task syz-executor862:15498 blocked for more than 140 seconds. [ 858.101774] Not tainted 4.14.158-syzkaller #0 [ 858.101777] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 858.101781] syz-executor862 D28528 15498 7133 0x00000004 [ 858.101800] Call Trace: [ 858.101811] __schedule+0x7b8/0x1cd0 [ 858.101818] ? __mutex_lock+0x737/0x1470 [ 858.101830] ? firmware_map_remove+0x196/0x196 [ 858.101842] schedule+0x92/0x1c0 [ 858.101851] schedule_preempt_disabled+0x13/0x20 [ 858.101858] __mutex_lock+0x73c/0x1470 [ 858.101866] ? find_held_lock+0x35/0x130 [ 858.101876] ? tty_buffer_lock_exclusive+0x1f/0x30 [ 858.101887] ? mutex_trylock+0x1c0/0x1c0 [ 858.101910] mutex_lock_nested+0x16/0x20 [ 858.101917] ? mutex_lock_nested+0x16/0x20 [ 858.101925] tty_buffer_lock_exclusive+0x1f/0x30 [ 858.101933] paste_selection+0x106/0x3f2 [ 858.101940] ? find_held_lock+0x35/0x130 [ 858.101952] ? set_selection+0xe30/0xe30 [ 858.101963] ? lock_downgrade+0x740/0x740 [ 858.101971] ? wake_up_q+0xf0/0xf0 [ 858.101984] tioclinux+0x10e/0x400 [ 858.101994] vt_ioctl+0x180c/0x2170 [ 858.102001] ? avc_has_extended_perms+0x8ec/0xe40 [ 858.102012] ? complete_change_console+0x360/0x360 [ 858.102021] ? avc_ss_reset+0x110/0x110 [ 858.102028] ? kasan_slab_free+0x75/0xc0 [ 858.102037] ? SyS_open+0x2d/0x40 [ 858.102044] ? do_syscall_64+0x1e8/0x640 [ 858.102052] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 858.102061] ? find_held_lock+0x35/0x130 [ 858.102069] ? debug_check_no_obj_freed+0x2aa/0x7b7 [ 858.102076] ? tty_jobctrl_ioctl+0x44/0xc10 [ 858.102084] ? complete_change_console+0x360/0x360 [ 858.102094] tty_ioctl+0x841/0x1320 [ 858.102104] ? tty_vhangup+0x30/0x30 [ 858.102120] ? __might_sleep+0x93/0xb0 [ 858.102135] ? tty_vhangup+0x30/0x30 [ 858.102152] do_vfs_ioctl+0x7ae/0x1060 [ 858.102161] ? selinux_file_mprotect+0x5d0/0x5d0 [ 858.102171] ? ioctl_preallocate+0x1c0/0x1c0 [ 858.102179] ? putname+0xe0/0x120 [ 858.102189] ? do_sys_open+0x221/0x430 [ 858.102201] ? security_file_ioctl+0x7d/0xb0 [ 858.102209] ? security_file_ioctl+0x89/0xb0 [ 858.102220] SyS_ioctl+0x8f/0xc0 [ 858.102228] ? do_vfs_ioctl+0x1060/0x1060 [ 858.102238] do_syscall_64+0x1e8/0x640 [ 858.102245] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 858.102259] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 858.102264] RIP: 0033:0x441319 [ 858.102268] RSP: 002b:00007ffce96f8578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 858.102276] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 858.102281] RDX: 0000000020000040 RSI: 000000000000541c RDI: 0000000000000004 [ 858.102286] RBP: 00000000000a7f02 R08: 000000000000000d R09: 00000000004002c8 [ 858.102291] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402090 [ 858.102296] R13: 0000000000402120 R14: 0000000000000000 R15: 0000000000000000 [ 858.102314] INFO: task syz-executor862:15500 blocked for more than 140 seconds. [ 858.102319] Not tainted 4.14.158-syzkaller #0 [ 858.102322] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 858.102326] syz-executor862 D28528 15500 7129 0x00000004 [ 858.102344] Call Trace: [ 858.102355] __schedule+0x7b8/0x1cd0 [ 858.102362] ? __mutex_lock+0x737/0x1470 [ 858.102375] ? firmware_map_remove+0x196/0x196 [ 858.102387] schedule+0x92/0x1c0 [ 858.102396] schedule_preempt_disabled+0x13/0x20 [ 858.102403] __mutex_lock+0x73c/0x1470 [ 858.102411] ? find_held_lock+0x35/0x130 [ 858.102421] ? tty_buffer_lock_exclusive+0x1f/0x30 [ 858.102432] ? mutex_trylock+0x1c0/0x1c0 [ 858.102455] mutex_lock_nested+0x16/0x20 [ 858.102463] ? mutex_lock_nested+0x16/0x20 [ 858.102470] tty_buffer_lock_exclusive+0x1f/0x30 [ 858.102478] paste_selection+0x106/0x3f2 [ 858.102486] ? find_held_lock+0x35/0x130 [ 858.102497] ? set_selection+0xe30/0xe30 [ 858.102508] ? lock_downgrade+0x740/0x740 [ 858.102516] ? wake_up_q+0xf0/0xf0 [ 858.102530] tioclinux+0x10e/0x400 [ 858.102539] vt_ioctl+0x180c/0x2170 [ 858.102547] ? avc_has_extended_perms+0x8ec/0xe40 [ 858.102558] ? complete_change_console+0x360/0x360 [ 858.102566] ? avc_ss_reset+0x110/0x110 [ 858.102573] ? kasan_slab_free+0x75/0xc0 [ 858.102582] ? SyS_open+0x2d/0x40 [ 858.102589] ? do_syscall_64+0x1e8/0x640 [ 858.102597] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 858.102606] ? find_held_lock+0x35/0x130 [ 858.102614] ? debug_check_no_obj_freed+0x2aa/0x7b7 [ 858.102621] ? tty_jobctrl_ioctl+0x44/0xc10 [ 858.102629] ? complete_change_console+0x360/0x360 [ 858.102639] tty_ioctl+0x841/0x1320 [ 858.102649] ? tty_vhangup+0x30/0x30 [ 858.102665] ? __might_sleep+0x93/0xb0 [ 858.102680] ? tty_vhangup+0x30/0x30 [ 858.102689] do_vfs_ioctl+0x7ae/0x1060 [ 858.102697] ? selinux_file_mprotect+0x5d0/0x5d0 [ 858.102708] ? ioctl_preallocate+0x1c0/0x1c0 [ 858.102715] ? putname+0xe0/0x120 [ 858.102725] ? do_sys_open+0x221/0x430 [ 858.102738] ? security_file_ioctl+0x7d/0xb0 [ 858.102745] ? security_file_ioctl+0x89/0xb0 [ 858.102756] SyS_ioctl+0x8f/0xc0 [ 858.102769] ? do_vfs_ioctl+0x1060/0x1060 [ 858.102779] do_syscall_64+0x1e8/0x640 [ 858.102787] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 858.102800] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 858.102806] RIP: 0033:0x441319 [ 858.102810] RSP: 002b:00007ffce96f8578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 858.102819] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 858.102824] RDX: 0000000020000040 RSI: 000000000000541c RDI: 0000000000000004 [ 858.102829] RBP: 00000000000a7f03 R08: 000000000000000d R09: 00000000004002c8 [ 858.102834] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402090 [ 858.102839] R13: 0000000000402120 R14: 0000000000000000 R15: 0000000000000000 [ 858.102857] INFO: task syz-executor862:15501 blocked for more than 140 seconds. [ 858.102861] Not tainted 4.14.158-syzkaller #0 [ 858.102865] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 858.102868] syz-executor862 D28528 15501 7132 0x00000004 [ 858.102884] Call Trace: [ 858.102896] __schedule+0x7b8/0x1cd0 [ 858.102903] ? __mutex_lock+0x737/0x1470 [ 858.102915] ? firmware_map_remove+0x196/0x196 [ 858.102927] schedule+0x92/0x1c0 [ 858.102936] schedule_preempt_disabled+0x13/0x20 [ 858.102943] __mutex_lock+0x73c/0x1470 [ 858.102951] ? find_held_lock+0x35/0x130 [ 858.102961] ? tty_buffer_lock_exclusive+0x1f/0x30 [ 858.102972] ? mutex_trylock+0x1c0/0x1c0 [ 858.102995] mutex_lock_nested+0x16/0x20 [ 858.103002] ? mutex_lock_nested+0x16/0x20 [ 858.103009] tty_buffer_lock_exclusive+0x1f/0x30 [ 858.103018] paste_selection+0x106/0x3f2 [ 858.103025] ? find_held_lock+0x35/0x130 [ 858.103037] ? set_selection+0xe30/0xe30 [ 858.103048] ? lock_downgrade+0x740/0x740 [ 858.103056] ? wake_up_q+0xf0/0xf0 [ 858.103069] tioclinux+0x10e/0x400 [ 858.103079] vt_ioctl+0x180c/0x2170 [ 858.103086] ? avc_has_extended_perms+0x8ec/0xe40 [ 858.103098] ? complete_change_console+0x360/0x360 [ 858.103106] ? avc_ss_reset+0x110/0x110 [ 858.103113] ? kasan_slab_free+0x75/0xc0 [ 858.103122] ? SyS_open+0x2d/0x40 [ 858.103130] ? do_syscall_64+0x1e8/0x640 [ 858.103137] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 858.103146] ? find_held_lock+0x35/0x130 [ 858.103154] ? debug_check_no_obj_freed+0x2aa/0x7b7 [ 858.103161] ? tty_jobctrl_ioctl+0x44/0xc10 [ 858.103169] ? complete_change_console+0x360/0x360 [ 858.103179] tty_ioctl+0x841/0x1320 [ 858.103189] ? tty_vhangup+0x30/0x30 [ 858.103205] ? __might_sleep+0x93/0xb0 [ 858.103220] ? tty_vhangup+0x30/0x30 [ 858.103229] do_vfs_ioctl+0x7ae/0x1060 [ 858.103237] ? selinux_file_mprotect+0x5d0/0x5d0 [ 858.103248] ? ioctl_preallocate+0x1c0/0x1c0 [ 858.103255] ? putname+0xe0/0x120 [ 858.103265] ? do_sys_open+0x221/0x430 [ 858.103278] ? security_file_ioctl+0x7d/0xb0 [ 858.103285] ? security_file_ioctl+0x89/0xb0 [ 858.103296] SyS_ioctl+0x8f/0xc0 [ 858.103304] ? do_vfs_ioctl+0x1060/0x1060 [ 858.103314] do_syscall_64+0x1e8/0x640 [ 858.103322] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 858.103335] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 858.103341] RIP: 0033:0x441319 [ 858.103345] RSP: 002b:00007ffce96f8578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 858.103354] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 858.103359] RDX: 0000000020000040 RSI: 000000000000541c RDI: 0000000000000004 [ 858.103364] RBP: 00000000000a7f0b R08: 000000000000000d R09: 00000000004002c8 [ 858.103369] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402090 [ 858.103373] R13: 0000000000402120 R14: 0000000000000000 R15: 0000000000000000 [ 858.103415] [ 858.103415] Showing all locks held in the system: [ 858.103429] 1 lock held by khungtaskd/1045: [ 858.103433] #0: (tasklist_lock){.+.+}, at: [] debug_show_all_locks+0x7f/0x21f [ 858.103484] 1 lock held by rsyslogd/6979: [ 858.103487] #0: (&f->f_pos_lock){+.+.}, at: [] __fdget_pos+0xab/0xd0 [ 858.103512] 2 locks held by getty/7103: [ 858.103515] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 858.103535] #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17b0 [ 858.103557] 2 locks held by getty/7104: [ 858.103560] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 858.103578] #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17b0 [ 858.103600] 2 locks held by getty/7105: [ 858.103603] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 858.103621] #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17b0 [ 858.103642] 2 locks held by getty/7106: [ 858.103645] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 858.103663] #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17b0 [ 858.103684] 2 locks held by getty/7107: [ 858.103687] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 858.103706] #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17b0 [ 858.103727] 2 locks held by getty/7108: [ 858.103730] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 858.103748] #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1e6/0x17b0 [ 858.103778] 2 locks held by syz-executor862/15496: [ 858.103781] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 858.103799] #1: (&buf->lock){+.+.}, at: [] tty_buffer_lock_exclusive+0x1f/0x30 [ 858.103820] 2 locks held by syz-executor862/15497: [ 858.103823] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 858.103842] #1: (&buf->lock){+.+.}, at: [] tty_buffer_lock_exclusive+0x1f/0x30 [ 858.103862] 2 locks held by syz-executor862/15498: [ 858.103865] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 858.103884] #1: (&buf->lock){+.+.}, at: [] tty_buffer_lock_exclusive+0x1f/0x30 [ 858.103904] 2 locks held by syz-executor862/15499: [ 858.103907] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 858.103926] #1: (&buf->lock){+.+.}, at: [] tty_buffer_lock_exclusive+0x1f/0x30 [ 858.103946] 2 locks held by syz-executor862/15500: [ 858.103949] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 858.103967] #1: (&buf->lock){+.+.}, at: [] tty_buffer_lock_exclusive+0x1f/0x30 [ 858.103988] 2 locks held by syz-executor862/15501: [ 858.103991] #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_read+0x33/0x40 [ 858.104010] #1: (&buf->lock){+.+.}, at: [] tty_buffer_lock_exclusive+0x1f/0x30 [ 858.104028] [ 858.104031] ============================================= [ 858.104031] [ 858.104037] NMI backtrace for cpu 0 [ 858.104047] CPU: 0 PID: 1045 Comm: khungtaskd Not tainted 4.14.158-syzkaller #0 [ 858.104052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 858.104055] Call Trace: [ 858.104100] dump_stack+0x142/0x197 [ 858.104129] nmi_cpu_backtrace.cold+0x57/0x94 [ 858.104186] ? irq_force_complete_move.cold+0x7d/0x7d [ 858.104195] nmi_trigger_cpumask_backtrace+0x141/0x189 [ 858.104206] arch_trigger_cpumask_backtrace+0x14/0x20 [ 858.104237] watchdog+0x5e7/0xb90 [ 858.104271] kthread+0x319/0x430 [ 858.104279] ? hungtask_pm_notify+0x50/0x50 [ 858.104286] ? kthread_create_on_node+0xd0/0xd0 [ 858.104295] ret_from_fork+0x24/0x30 [ 858.104313] Sending NMI from CPU 0 to CPUs 1: [ 858.104792] NMI backtrace for cpu 1 [ 858.104796] CPU: 1 PID: 15499 Comm: syz-executor862 Not tainted 4.14.158-syzkaller #0 [ 858.104800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 858.104803] task: ffff888093c62600 task.stack: ffff888097c98000 [ 858.104805] RIP: 0010:rcu_is_watching+0x10/0xb0 [ 858.104807] RSP: 0018:ffff888097c9f760 EFLAGS: 00000082 [ 858.104812] RAX: 0000000000000001 RBX: ffffffff88337c00 RCX: 0000000000000002 [ 858.104815] RDX: 0000000000000000 RSI: ffff8880aed2b558 RDI: ffff888093c62e7c [ 858.104818] RBP: ffff888097c9f770 R08: 000000c91a25ed84 R09: 0000000000000001 [ 858.104821] R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880aed2b5e0 [ 858.104823] R13: ffff888093c62600 R14: ffff888093c626d0 R15: 00000000000009d0 [ 858.104826] FS: 00000000019ee880(0000) GS:ffff8880aed00000(0000) knlGS:0000000000000000 [ 858.104829] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 858.104832] CR2: 00007f7107eeb000 CR3: 00000000967e6000 CR4: 00000000001406e0 [ 858.104835] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 858.104838] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 858.104839] Call Trace: [ 858.104841] rcu_read_lock_sched_held+0x8e/0x130 [ 858.104843] update_curr+0x53c/0x6a0 [ 858.104846] pick_next_task_fair+0x661/0x1430 [ 858.104848] ? kvm_clock_read+0x23/0x40 [ 858.104850] ? sched_clock_cpu+0x1b/0x1c0 [ 858.104852] ? load_balance+0x2240/0x2240 [ 858.104854] ? update_rq_clock+0xce/0x2e0 [ 858.104856] __schedule+0x43e/0x1cd0 [ 858.104859] ? firmware_map_remove+0x196/0x196 [ 858.104860] schedule+0x92/0x1c0 [ 858.104862] paste_selection+0x293/0x3f2 [ 858.104864] ? find_held_lock+0x35/0x130 [ 858.104867] ? set_selection+0xe30/0xe30 [ 858.104869] ? lock_downgrade+0x740/0x740 [ 858.104870] ? wake_up_q+0xf0/0xf0 [ 858.104872] tioclinux+0x10e/0x400 [ 858.104874] vt_ioctl+0x180c/0x2170 [ 858.104876] ? avc_has_extended_perms+0x8ec/0xe40 [ 858.104879] ? complete_change_console+0x360/0x360 [ 858.104881] ? avc_ss_reset+0x110/0x110 [ 858.104883] ? kasan_slab_free+0x75/0xc0 [ 858.104885] ? SyS_open+0x2d/0x40 [ 858.104887] ? do_syscall_64+0x1e8/0x640 [ 858.104889] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 858.104892] ? find_held_lock+0x35/0x130 [ 858.104894] ? debug_check_no_obj_freed+0x2aa/0x7b7 [ 858.104896] ? tty_jobctrl_ioctl+0x44/0xc10 [ 858.104898] ? complete_change_console+0x360/0x360 [ 858.104900] tty_ioctl+0x841/0x1320 [ 858.104902] ? tty_vhangup+0x30/0x30 [ 858.104904] ? __might_sleep+0x93/0xb0 [ 858.104906] ? tty_vhangup+0x30/0x30 [ 858.104908] do_vfs_ioctl+0x7ae/0x1060 [ 858.104911] ? selinux_file_mprotect+0x5d0/0x5d0 [ 858.104913] ? ioctl_preallocate+0x1c0/0x1c0 [ 858.104915] ? putname+0xe0/0x120 [ 858.104917] ? do_sys_open+0x221/0x430 [ 858.104919] ? security_file_ioctl+0x7d/0xb0 [ 858.104921] ? security_file_ioctl+0x89/0xb0 [ 858.104923] SyS_ioctl+0x8f/0xc0 [ 858.104925] ? do_vfs_ioctl+0x1060/0x1060 [ 858.104927] do_syscall_64+0x1e8/0x640 [ 858.104929] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 858.104932] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 858.104934] RIP: 0033:0x441319 [ 858.104936] RSP: 002b:00007ffce96f8578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 858.104941] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319 [ 858.104944] RDX: 0000000020000040 RSI: 000000000000541c RDI: 0000000000000004 [ 858.104948] RBP: 00000000000a7f00 R08: 000000000000000d R09: 00000000004002c8 [ 858.104951] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402090 [ 858.104953] R13: 0000000000402120 R14: 0000000000000000 R15: 0000000000000000 [ 858.104955] Code: 48 83 c4 08 5b 5d c3 48 89 45 f0 e8 db e0 39 00 48 8b 45 f0 eb cb 0f 1f 44 00 00 55 48 89 e5 53 48 83 ec 08 65 ff 05 e0 f1 b3 7e bb f5 bc 01 48 c7 c3 40 39 02 00 48 ba 00 00 00 00 00 fc ff [ 858.105327] Kernel panic - not syncing: hung_task: blocked tasks [ 858.105334] CPU: 0 PID: 1045 Comm: khungtaskd Not tainted 4.14.158-syzkaller #0 [ 858.105339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 858.105342] Call Trace: [ 858.105351] dump_stack+0x142/0x197 [ 858.105390] panic+0x1f9/0x42d [ 858.105398] ? add_taint.cold+0x16/0x16 [ 858.105410] ? irq_force_complete_move.cold+0x7d/0x7d [ 858.105422] watchdog+0x5f8/0xb90 [ 858.105437] kthread+0x319/0x430 [ 858.105444] ? hungtask_pm_notify+0x50/0x50 [ 858.105451] ? kthread_create_on_node+0xd0/0xd0 [ 858.105460] ret_from_fork+0x24/0x30 [ 858.107102] Kernel Offset: disabled [ 860.262634] Rebooting in 86400 seconds..