ci starts bisection 2024-05-05 09:13:53.12850048 +0000 UTC m=+131275.321752618 bisecting cause commit starting from a9e7715ce8b3a62a2133e47e87107632a26ad1e2 building syzkaller on 610f2a54d02f8cf4f2454c03bf679b602e6e59b6 ensuring issue is reproducible on original commit a9e7715ce8b3a62a2133e47e87107632a26ad1e2 testing commit a9e7715ce8b3a62a2133e47e87107632a26ad1e2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4a5ea95003330ed4f60b3e2180c5e677cb71e4e6d27c576f764641f2a0ca80d4 run #0: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.10.55:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.55, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.55 [10.128.10.55] port 22. debug1: connect to address 10.128.10.55 port 22: Connection timed out ssh: connect to host 10.128.10.55 port 22: Connection timed out scp: Connection closed run #1: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.10.36:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.36, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.36 [10.128.10.36] port 22. debug1: connect to address 10.128.10.36 port 22: Connection timed out ssh: connect to host 10.128.10.36 port 22: Connection timed out scp: Connection closed run #2: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.10.4:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.4, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.4 [10.128.10.4] port 22. debug1: connect to address 10.128.10.4 port 22: Connection timed out ssh: connect to host 10.128.10.4 port 22: Connection timed out scp: Connection closed run #3: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.10.58:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.58, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.58 [10.128.10.58] port 22. debug1: connect to address 10.128.10.58 port 22: Connection timed out ssh: connect to host 10.128.10.58 port 22: Connection timed out scp: Connection closed run #4: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.10.60:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.60, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.60 [10.128.10.60] port 22. debug1: connect to address 10.128.10.60 port 22: Connection timed out ssh: connect to host 10.128.10.60 port 22: Connection timed out scp: Connection closed run #5: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.10.44:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.44, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.44 [10.128.10.44] port 22. debug1: connect to address 10.128.10.44 port 22: Connection timed out ssh: connect to host 10.128.10.44 port 22: Connection timed out scp: Connection closed run #6: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.10.63:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.63, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.63 [10.128.10.63] port 22. debug1: connect to address 10.128.10.63 port 22: Connection timed out ssh: connect to host 10.128.10.63 port 22: Connection timed out scp: Connection closed run #7: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.1.71:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.1.71, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.1.71 [10.128.1.71] port 22. debug1: connect to address 10.128.1.71 port 22: Connection timed out ssh: connect to host 10.128.1.71 port 22: Connection timed out scp: Connection closed run #8: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.10.57:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.57, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.57 [10.128.10.57] port 22. debug1: connect to address 10.128.10.57 port 22: Connection timed out ssh: connect to host 10.128.10.57 port 22: Connection timed out scp: Connection closed run #9: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.0.161:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.0.161, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.0.161 [10.128.0.161] port 22. debug1: connect to address 10.128.0.161 port 22: Connection timed out ssh: connect to host 10.128.0.161 port 22: Connection timed out scp: Connection closed run #10: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.0.72:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.0.72, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.0.72 [10.128.0.72] port 22. debug1: connect to address 10.128.0.72 port 22: Connection timed out ssh: connect to host 10.128.0.72 port 22: Connection timed out scp: Connection closed run #11: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.10.56:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.56, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.56 [10.128.10.56] port 22. debug1: connect to address 10.128.10.56 port 22: Connection timed out ssh: connect to host 10.128.10.56 port 22: Connection timed out scp: Connection closed run #12: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.0.116:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.0.116, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.0.116 [10.128.0.116] port 22. debug1: connect to address 10.128.0.116 port 22: Connection timed out ssh: connect to host 10.128.0.116 port 22: Connection timed out scp: Connection closed run #13: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.10.62:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.62, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.62 [10.128.10.62] port 22. debug1: connect to address 10.128.10.62 port 22: Connection timed out ssh: connect to host 10.128.10.62 port 22: Connection timed out scp: Connection closed run #14: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.15.193:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.15.193, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.15.193 [10.128.15.193] port 22. debug1: connect to address 10.128.15.193 port 22: Connection timed out ssh: connect to host 10.128.15.193 port 22: Connection timed out scp: Connection closed run #15: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.15.195:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.15.195, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.15.195 [10.128.15.195] port 22. debug1: connect to address 10.128.15.195 port 22: Connection timed out ssh: connect to host 10.128.15.195 port 22: Connection timed out scp: Connection closed run #16: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.15.198:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.15.198, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.15.198 [10.128.15.198] port 22. debug1: connect to address 10.128.15.198 port 22: Connection timed out ssh: connect to host 10.128.15.198 port 22: Connection timed out scp: Connection closed run #17: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.0.145:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.0.145, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.0.145 [10.128.0.145] port 22. debug1: connect to address 10.128.0.145 port 22: Connection timed out ssh: connect to host 10.128.0.145 port 22: Connection timed out scp: Connection closed run #18: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.15.197:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.15.197, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.15.197 [10.128.15.197] port 22. debug1: connect to address 10.128.15.197 port 22: Connection timed out ssh: connect to host 10.128.15.197 port 22: Connection timed out scp: Connection closed run #19: basic kernel testing failed: failed to copy syz-execprog to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.15.199:./syz-execprog"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.15.199, user root, command sftp OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.15.199 [10.128.15.199] port 22. debug1: connect to address 10.128.15.199 port 22: Connection timed out ssh: connect to host 10.128.15.199 port 22: Connection timed out scp: Connection closed unable to determine the verdict: 0 good runs (wanted 10), for bad wanted 10 in total, got 0 revisions tested: 1, total time: 27m24.38323015s (build: 22m9.327169567s, test: 3m54.325938868s) error: the crash wasn't reproduced on the original commit