bisecting fixing commit since 3c8c23092588a23bf1856a64f58c37f477a413be
building syzkaller on a343ba6b077a3efe7feb57783dcbb7496d2c3572
testing commit 3c8c23092588a23bf1856a64f58c37f477a413be
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 9c74700e4429ab748b018f17ff4af5621d3e5b6b4f9b0b82c8a0d90b55fe283a
run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.0.142:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.142' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #1: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.1.133:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.133' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #2: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.1.187:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.187' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #3: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.0.2:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.2' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #4: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.1.230:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.230' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #5: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.12:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.12' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #6: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.15:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.15' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #7: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.16:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.16' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #8: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.17:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.17' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #9: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.1.4:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.4' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #10: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.1.120:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.120' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #11: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.1.126:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.126' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #12: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.22:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.22' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #13: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.1.92:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.92' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #14: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.28:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.28' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #15: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.37:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.37' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #16: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.35:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.35' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #17: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.33:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.33' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #18: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.1.144:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.144' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #19: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.0.52:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.52' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

revisions tested: 1, total time: 11m3.544795036s (build: 7m53.110354083s, test: 2m54.207287754s)
error: the crash wasn't reproduced on the original commit