ci2 starts bisection 2023-06-08 09:30:43.105638566 +0000 UTC m=+58115.343280073
bisecting fixing commit since 5448b2fda85f2d90de03f053226f721ba2f7e731
building syzkaller on f8902b5747fbe3d5b860bd782eec63fc9c7da6e7
ensuring issue is reproducible on original commit 5448b2fda85f2d90de03f053226f721ba2f7e731

testing commit 5448b2fda85f2d90de03f053226f721ba2f7e731 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 3d28e9f8d4badc35934fa635d52f56c2178359655a4f5fb88446f6a7828d77d3
run #0: crashed: BUG: soft lockup in smp_call_function
run #1: crashed: BUG: soft lockup in smp_call_function
run #2: crashed: BUG: soft lockup in smp_call_function
run #3: crashed: no output from test machine
run #4: crashed: no output from test machine
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
run #10: crashed: no output from test machine
run #11: crashed: no output from test machine
run #12: crashed: no output from test machine
run #13: crashed: no output from test machine
run #14: crashed: no output from test machine
run #15: basic kernel testing failed: failed to copy binary to VM: timedout after 1m0s ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor1341417215" "root@10.128.15.211:./syz-executor1341417215"]
Executing: program /usr/bin/ssh host 10.128.15.211, user root, command scp -v -t ./syz-executor1341417215
OpenSSH_8.4p1 Debian-5+deb11u1, OpenSSL 1.1.1n  15 Mar 2022
debug1: Reading configuration data /dev/null
debug1: Connecting to 10.128.15.211 [10.128.15.211] port 22.
debug1: fd 3 clearing O_NONBLOCK
debug1: Connection established.
debug1: identity file /root/.ssh/id_rsa type -1
debug1: identity file /root/.ssh/id_rsa-cert type -1
debug1: identity file /root/.ssh/id_dsa type -1
debug1: identity file /root/.ssh/id_dsa-cert type -1
debug1: identity file /root/.ssh/id_ecdsa type -1
debug1: identity file /root/.ssh/id_ecdsa-cert type -1
debug1: identity file /root/.ssh/id_ecdsa_sk type -1
debug1: identity file /root/.ssh/id_ecdsa_sk-cert type -1
debug1: identity file /root/.ssh/id_ed25519 type -1
debug1: identity file /root/.ssh/id_ed25519-cert type -1
debug1: identity file /root/.ssh/id_ed25519_sk type -1
debug1: identity file /root/.ssh/id_ed25519_sk-cert type -1
debug1: identity file /root/.ssh/id_xmss type -1
debug1: identity file /root/.ssh/id_xmss-cert type -1
debug1: Local version string SSH-2.0-OpenSSH_8.4p1 Debian-5+deb11u1
debug1: Remote protocol version 2.0, remote software version OpenSSH_9.1
debug1: match: OpenSSH_9.1 pat OpenSSH* compat 0x04000000
debug1: Authenticating to 10.128.15.211:22 as 'root'
debug1: SSH2_MSG_KEXINIT sent

run #16: crashed: no output from test machine
run #17: basic kernel testing failed: failed to copy 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" "-v" "/tmp/syz-executor4009299604" "root@10.128.1.151:./syz-executor4009299604"]: exit status 1
Executing: program /usr/bin/ssh host 10.128.1.151, user root, command scp -v -t ./syz-executor4009299604
OpenSSH_8.4p1 Debian-5+deb11u1, OpenSSL 1.1.1n  15 Mar 2022
debug1: Reading configuration data /dev/null
debug1: Connecting to 10.128.1.151 [10.128.1.151] port 22.
debug1: connect to address 10.128.1.151 port 22: Connection timed out
ssh: connect to host 10.128.1.151 port 22: Connection timed out
lost connection

run #18: basic kernel testing failed: failed to copy 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" "-v" "/tmp/syz-executor979789629" "root@10.128.15.194:./syz-executor979789629"]: exit status 1
Executing: program /usr/bin/ssh host 10.128.15.194, user root, command scp -v -t ./syz-executor979789629
OpenSSH_8.4p1 Debian-5+deb11u1, OpenSSL 1.1.1n  15 Mar 2022
debug1: Reading configuration data /dev/null
debug1: Connecting to 10.128.15.194 [10.128.15.194] port 22.
debug1: connect to address 10.128.15.194 port 22: Connection timed out
ssh: connect to host 10.128.15.194 port 22: Connection timed out
lost connection

run #19: basic kernel testing failed: failed to copy binary to VM: timedout after 1m0s ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor2785399159" "root@10.128.1.118:./syz-executor2785399159"]
Executing: program /usr/bin/ssh host 10.128.1.118, user root, command scp -v -t ./syz-executor2785399159
OpenSSH_8.4p1 Debian-5+deb11u1, OpenSSL 1.1.1n  15 Mar 2022
debug1: Reading configuration data /dev/null
debug1: Connecting to 10.128.1.118 [10.128.1.118] port 22.
debug1: fd 3 clearing O_NONBLOCK
debug1: Connection established.
debug1: identity file /root/.ssh/id_rsa type -1
debug1: identity file /root/.ssh/id_rsa-cert type -1
debug1: identity file /root/.ssh/id_dsa type -1
debug1: identity file /root/.ssh/id_dsa-cert type -1
debug1: identity file /root/.ssh/id_ecdsa type -1
debug1: identity file /root/.ssh/id_ecdsa-cert type -1
debug1: identity file /root/.ssh/id_ecdsa_sk type -1
debug1: identity file /root/.ssh/id_ecdsa_sk-cert type -1
debug1: identity file /root/.ssh/id_ed25519 type -1
debug1: identity file /root/.ssh/id_ed25519-cert type -1
debug1: identity file /root/.ssh/id_ed25519_sk type -1
debug1: identity file /root/.ssh/id_ed25519_sk-cert type -1
debug1: identity file /root/.ssh/id_xmss type -1
debug1: identity file /root/.ssh/id_xmss-cert type -1
debug1: Local version string SSH-2.0-OpenSSH_8.4p1 Debian-5+deb11u1
debug1: Remote protocol version 2.0, remote software version OpenSSH_9.1
debug1: match: OpenSSH_9.1 pat OpenSSH* compat 0x04000000
debug1: Authenticating to 10.128.1.118:22 as 'root'
debug1: SSH2_MSG_KEXINIT sent

testing current HEAD 19c0ed55a470d1cd766484abab04871b648560fb
testing commit 19c0ed55a470d1cd766484abab04871b648560fb gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 44ae174060c2bdbadad51d5ce2196b1bf7f1a8393a3f3fb9c2c3e1146aeb5e64
run #0: crashed: BUG: soft lockup in smp_call_function
run #1: crashed: no output from test machine
run #2: crashed: no output from test machine
run #3: crashed: no output from test machine
run #4: crashed: no output from test machine
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: basic kernel testing failed: failed to copy 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" "-v" "/tmp/syz-executor3178966004" "root@10.128.1.32:./syz-executor3178966004"]: exit status 1
Executing: program /usr/bin/ssh host 10.128.1.32, user root, command scp -v -t ./syz-executor3178966004
OpenSSH_8.4p1 Debian-5+deb11u1, OpenSSL 1.1.1n  15 Mar 2022
debug1: Reading configuration data /dev/null
debug1: Connecting to 10.128.1.32 [10.128.1.32] port 22.
debug1: connect to address 10.128.1.32 port 22: Connection timed out
ssh: connect to host 10.128.1.32 port 22: Connection timed out
lost connection

crash still not fixed/happens on the oldest tested release
revisions tested: 2, total time: 27m52.24095109s (build: 9m12.537649639s, test: 18m15.906812454s)
crash still not fixed on HEAD or HEAD had kernel test errors
commit msg: Merge 5.15.106 into android13-5.15-lts
crash: no output from test machine