ci starts bisection 2022-11-16 06:47:02.04869685 +0000 UTC m=+22932.613189607 bisecting cause commit starting from e01d50cbd6eece456843717a566a34e8b926cf0c building syzkaller on 97de9cfcb0b25b95878e2eaaf3652a2faa8dd8f4 ensuring issue is reproducible on original commit e01d50cbd6eece456843717a566a34e8b926cf0c testing commit e01d50cbd6eece456843717a566a34e8b926cf0c gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: c49256979dc1d01ab61c44af94e60e7f75ac2e8983fe9ad5a3d4dfeb60196e9d all runs: crashed: possible deadlock in dquot_commit testing release v6.0 testing commit 4fe89d07dcc2804c8b562f6c7896a45643d34b2f gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 0ce4a551b96f95f2e0b9cd7dd853dccc703a6e87bc7610098d9fccd729be1c49 all runs: crashed: possible deadlock in dquot_commit testing release v5.19 testing commit 3d7cb6b04c3f3115719235cc6866b10326de34cd gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: bc580483ac407ac48879e9bf953ddc2484eebf0c67c5a54e71ebb7fa2a9d3b1f all runs: crashed: possible deadlock in dquot_commit testing release v5.18 testing commit 4b0986a3613c92f4ec1bdc7f60ec66fea135991f gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: cb92fee5b962bac21f00d889521e9ed76b2cf2a74dfb0b660a18128a0ac8f921 all runs: crashed: possible deadlock in dquot_commit testing release v5.17 testing commit f443e374ae131c168a065ea1748feac6b2e76613 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 37034818a4d9440d6d16fa50517b44cc6254a09115b94541426c76f06c0ae87d all runs: crashed: possible deadlock in dquot_commit testing release v5.16 testing commit df0cc57e057f18e44dac8e6c18aba47ab53202f9 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 09828482613e1cf452280fe1709f726fd8c2da50cf2de3ae830dad5142feb12e all runs: crashed: possible deadlock in dquot_commit testing release v5.15 testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 0f6195d9cc8af7cecd9d94ca62744c1eb98b651abb94221f04b04868119c10ce all runs: crashed: possible deadlock in dquot_commit testing release v5.14 testing commit 7d2a07b769330c34b4deabeed939325c77a7ec2f gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: b38df3eac2e922cd02c0769c2ba2dfefebf421d416331f30fa6458027d42a0bd all runs: crashed: possible deadlock in dquot_commit testing release v5.13 testing commit 62fb9874f5da54fdb243003b386128037319b219 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 8bdfd5818c8e64e9e4b730254ea75d022cdafa2ebb62f525ba2ede67749c06b9 all runs: crashed: possible deadlock in dquot_commit testing release v5.12 testing commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: d8657548252436b1a711b2d05ff88a568a9650ae0a1361eb7be1672753281bd1 all runs: crashed: possible deadlock in dquot_commit testing release v5.11 testing commit f40ddce88593482919761f74910f42f4b84c004b gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: fa8e42bb18124cbda38a4113e30e28665504c87eef69a3a08909e70f8363bc18 all runs: crashed: possible deadlock in dquot_commit testing release v5.10 testing commit 2c85ebc57b3e1817b6ce1a6b703928e113a90442 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 1a7835c272b607c0de385c81e53fb71134a1eded13df6725d78ef18ffef97a54 all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.9 testing commit bbf5c979011a099af5dc76498918ed7df445635b gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: d062da58024f104b5c0fb346adf011e4512500c25cc3eeeca9faf04613fd8518 all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.8 testing commit bcf876870b95592b52519ed4aafcf9d95999bc9c gcc compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 58f9ae5f950456f61407c2d096ed522646625ebe8677886e7ca2c6b28f3ff165 run #0: boot failed: failed to delete instance: googleapi: Error 503: Internal error. Please try again or contact Google Support. (Code: '5ED930694A83D.2410952.8204A3C0'), backendError run #1: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #2: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #3: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #4: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #5: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #6: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #7: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #8: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #9: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.7 testing commit 3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162 gcc compiler: gcc version 8.4.1 20210217 (GCC), GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 1d6da8fb0866d847517ee752bc755c67eefad4317f36960e273ffa147a60643f all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.6 testing commit 7111951b8d4973bda27ff663f2cf18b663d15b48 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: a4001aa03e81f23c4281cfa44dc54c068c05506ac9d4a23d308fbecf4afd8fd7 all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.5 testing commit d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 547e58ee6be8cb5cbafff82d9ca839b2f30d0ced2d9fe26c052a16bd0f24223e all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.4 testing commit 219d54332a09e8d8741c1e1982f5eae56099de85 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 824a6f9d2984de2882f9d00391b767529ec89263260694e7c28ad3255b90f51f run #0: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #1: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #2: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #3: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #4: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #5: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #6: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #7: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #8: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns run #9: basic kernel testing failed: KASAN: use-after-free Read in __task_pid_nr_ns testing release v5.3 testing commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 560096d2f7ed0fa274e783b4e5697e1a5af056d80c2df5b5a9125ce267ddbc8d 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@10.128.0.250:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.250' (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@10.128.0.232:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.232' (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@10.128.1.87:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.87' (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@10.128.1.98:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.98' (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@10.128.1.107:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.107' (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@10.128.1.116:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.116' (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@10.128.1.121:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.121' (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@10.128.1.72:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.72' (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@10.128.0.98:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.98' (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@10.128.10.11:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.11' (ECDSA) to the list of known hosts. scp: ./syz-fuzzer: Read-only file system testing release v5.2 testing commit 0ecfebd2b52404ae0c54a878c872bb93363ada36 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 58da8b6bde1198bfbb0ebf7ea34164c58709cf07ad919a8568263b7f5ac055af 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@10.128.1.43:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.43' (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@10.128.0.165:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.165' (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@10.128.10.52:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.52' (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@10.128.10.54:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.54' (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@10.128.0.49:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.49' (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@10.128.1.60:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.60' (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@10.128.10.63:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.63' (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@10.128.15.193:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.193' (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@10.128.15.194:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.194' (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@10.128.10.59:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.59' (ECDSA) to the list of known hosts. scp: ./syz-fuzzer: Read-only file system testing release v5.1 testing commit e93c9c99a629c61837d5a7fc2120cd2b6c70dbdd gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 49a85ecb4941b84baf8cd537735421630d36d0dc13c3df669b9f9eb92918c1bb 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@10.128.0.116:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.116' (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@10.128.0.66:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.66' (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@10.128.10.46:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.46' (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@10.128.15.194:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.194' (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@10.128.15.199:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.199' (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@10.128.15.202:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.202' (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@10.128.15.205:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.205' (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@10.128.10.2:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.2' (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@10.128.15.208:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.208' (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@10.128.15.209:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.209' (ECDSA) to the list of known hosts. scp: ./syz-fuzzer: Read-only file system testing release v5.0 testing commit 1c163f4c7b3f621efff9b28a47abb36f7378d783 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 4a78f7a29e5a47e8289f4b7b982289721945b91b4ef33818afe4322a4d06aa0a 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@10.128.0.79:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.79' (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@10.128.0.155:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.155' (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@10.128.0.225:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.225' (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@10.128.1.60:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.60' (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@10.128.10.51:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.51' (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@10.128.0.252:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.252' (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@10.128.15.199:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.199' (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@10.128.15.205:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.205' (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@10.128.1.83:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.83' (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@10.128.1.9:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.9' (ECDSA) to the list of known hosts. scp: ./syz-fuzzer: Read-only file system testing release v4.20 testing commit 8fe28cb58bcb235034b64cbbb7550a8a43fd88be gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 4b6bef175db59c301384914250b6daff816625fb1ad3df770e5f2913f8dda3bc 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@10.128.0.42:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.42' (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@10.128.0.77:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.77' (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@10.128.0.183:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.183' (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@10.128.15.205:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.205' (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@10.128.15.206:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.206' (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@10.128.15.207:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.207' (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@10.128.15.209:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.209' (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@10.128.15.210:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.210' (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@10.128.15.211:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.211' (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@10.128.15.208:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.208' (ECDSA) to the list of known hosts. scp: ./syz-fuzzer: Read-only file system testing release v4.19 testing commit 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 7281b2580f88bb5f3e55768a6e4fa8cb4527dbbb8e08cf6366a54f2d27734ab6 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@10.128.10.52:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.52' (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@10.128.0.206:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.206' (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@10.128.10.57:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.57' (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@10.128.10.17:./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 #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@10.128.10.59:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.59' (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@10.128.1.8:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.8' (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@10.128.15.195:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.195' (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@10.128.15.197:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.197' (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@10.128.15.198:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.198' (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@10.128.15.192:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.15.192' (ECDSA) to the list of known hosts. scp: ./syz-fuzzer: Read-only file system testing release v4.18 testing commit 94710cac0ef4ee177a63b5227664b38c95bbf703 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 9a11c23087c4e3e43d08214f23482c5d6055b6502d45f170983ea774718a06b8 all runs: boot failed: kernel panic: Attempted to kill init! testing release v4.17 testing commit 29dcea88779c856c7dc92040a0c01233263101d4 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 79dd7b13d40eaee769fa3ad29ce4e815995663102269f5578b1bdbf4cb31e8b7 all runs: boot failed: kernel panic: Attempted to kill init! testing release v4.16 testing commit 0adb32858b0bddf4ada5f364a84ed60b196dbcda gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: b1d20f4b3da426d76aeb18cf871942d43ef3a9bc0c5a08cfa01f43a1d158bb09 all runs: boot failed: kernel panic: Attempted to kill init! testing release v4.15 testing commit d8a5b80568a9cb66810e75b182018e9edb68e8ff gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: ba23e0327357618808d86f42021f71578fbae3c18b765216e2f84152072c190a all runs: boot failed: can't ssh into the instance testing release v4.14 testing commit bebc6082da0a9f5d47a1ea2edc099bf671058bd4 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: ebb323cced1edde5fd67f0475ef7dc5dc572bfe6c4b34906a7f67d9655e2c6de all runs: boot failed: can't ssh into the instance testing release v4.13 testing commit 569dbb88e80deb68974ef6fdd6a13edb9d686261 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 80917fbeef756fbd4f62dc9ef4af6a857886b8cb5157fa606b2b544d27ca7146 all runs: boot failed: can't ssh into the instance testing release v4.12 testing commit 6f7da290413ba713f0cdd9ff1a2a9bb129ef4f6c gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: fa2238061e5dd5d9ac9b2250cc423686095a2bd3df3eb8225f488104758233a0 all runs: boot failed: can't ssh into the instance testing release v4.11 testing commit a351e9b9fc24e982ec2f0e76379a49826036da12 gcc compiler: gcc version 7.5.0 (GCC) kernel signature: ddf1247d1b8657a681aa2a50570192701de4de76dbd30782b2e85c6d4ef4adb6 all runs: boot failed: can't ssh into the instance testing release v4.10 testing commit c470abd4fde40ea6a0846a2beab642a578c0b8cd gcc compiler: gcc version 5.5.0 (GCC) kernel signature: 17e8e1c8c915af4960818cbe9b52330430dd059b782ce641c51c081e5aac132d all runs: boot failed: can't ssh into the instance testing release v4.9 testing commit 69973b830859bc6529a7a0468ba0d80ee5117826 gcc compiler: gcc version 5.5.0 (GCC) kernel signature: 7132890aa83bd2e79431d7f7c0c19d81036c836b5280dc2cb6da7ebac2a9658a all runs: boot failed: can't ssh into the instance testing release v4.8 testing commit c8d2bc9bc39ebea8437fd974fdbc21847bb897a3 gcc compiler: gcc version 5.5.0 (GCC) kernel signature: 9df4ddf2de80814657fae1f9b533108f785d873a4c5e5db867439ae2f0b59df9 all runs: boot failed: can't ssh into the instance testing release v4.7 testing commit 523d939ef98fd712632d93a5a2b588e477a7565e gcc compiler: gcc version 5.5.0 (GCC) kernel signature: 3b5322c7834814a126598ace17bca3929f661d5242b5c97dff7bf3d7696d7023 all runs: boot failed: can't ssh into the instance testing release v4.6 testing commit 2dcd0af568b0cf583645c8a317dd12e344b1c72a gcc compiler: gcc version 5.5.0 (GCC) kernel signature: df674ea6ae0959734445c42703fc3ee0a64d543cc4746827f600c834d076511d all runs: boot failed: can't ssh into the instance revisions tested: 37, total time: 7h34m43.770275744s (build: 3h54m22.518553009s, test: 3h32m39.898418097s) the crash already happened on the oldest tested release commit msg: Linux 5.11 crash: possible deadlock in dquot_commit loop0: detected capacity change from 1024 to 0 EXT4-fs error (device loop0): ext4_mb_generate_buddy:802: group 0, block bitmap and bg descriptor inconsistent: 7554 vs 23 free clusters ====================================================== WARNING: possible circular locking dependency detected 5.11.0-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.0/9296 is trying to acquire lock: ffff888034cc4428 (&dquot->dq_lock){+.+.}-{3:3}, at: dquot_commit+0x48/0x390 fs/quota/dquot.c:476 but task is already holding lock: ffff88802f33c878 (&ei->i_data_sem/2){++++}-{3:3}, at: ext4_truncate+0x4bb/0x10c0 fs/ext4/inode.c:4258 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (&ei->i_data_sem/2){++++}-{3:3}: down_read+0x95/0x440 kernel/locking/rwsem.c:1353 ext4_map_blocks+0x2d1/0x1340 fs/ext4/inode.c:560 ext4_getblk+0x111/0x550 fs/ext4/inode.c:847 ext4_bread+0x8/0x160 fs/ext4/inode.c:899 ext4_quota_write+0x21d/0x590 fs/ext4/super.c:6557 write_blk+0x108/0x1e0 fs/quota/quota_tree.c:73 get_free_dqblk+0xe4/0x270 fs/quota/quota_tree.c:102 do_insert_tree+0x460/0xed0 fs/quota/quota_tree.c:309 do_insert_tree+0xc28/0xed0 fs/quota/quota_tree.c:340 do_insert_tree+0x4f0/0xed0 fs/quota/quota_tree.c:340 dq_insert_tree fs/quota/quota_tree.c:366 [inline] qtree_write_dquot+0x360/0x4f0 fs/quota/quota_tree.c:385 v2_write_dquot+0x105/0x230 fs/quota/quota_v2.c:353 dquot_acquire+0x25b/0x500 fs/quota/dquot.c:443 ext4_acquire_dquot+0x23c/0x360 fs/ext4/super.c:6216 dqget+0x55a/0xeb0 fs/quota/dquot.c:901 __dquot_initialize+0x416/0x1060 fs/quota/dquot.c:1479 ext4_orphan_cleanup fs/ext4/super.c:3077 [inline] ext4_fill_super+0x7467/0xbc40 fs/ext4/super.c:5049 mount_bdev+0x2cb/0x3b0 fs/super.c:1366 legacy_get_tree+0xfa/0x1f0 fs/fs_context.c:592 vfs_get_tree+0x7f/0x2c0 fs/super.c:1496 do_new_mount fs/namespace.c:2881 [inline] path_mount+0x7f3/0x1b30 fs/namespace.c:3211 do_mount fs/namespace.c:3224 [inline] __do_sys_mount fs/namespace.c:3432 [inline] __se_sys_mount fs/namespace.c:3409 [inline] __x64_sys_mount+0x1f5/0x260 fs/namespace.c:3409 do_syscall_64+0x2d/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 -> #1 (&s->s_dquot.dqio_sem){++++}-{3:3}: down_read+0x95/0x440 kernel/locking/rwsem.c:1353 v2_read_dquot+0x44/0x110 fs/quota/quota_v2.c:327 dquot_acquire+0x111/0x500 fs/quota/dquot.c:434 ext4_acquire_dquot+0x23c/0x360 fs/ext4/super.c:6216 dqget+0x55a/0xeb0 fs/quota/dquot.c:901 __dquot_initialize+0x416/0x1060 fs/quota/dquot.c:1479 ext4_orphan_cleanup fs/ext4/super.c:3077 [inline] ext4_fill_super+0x7467/0xbc40 fs/ext4/super.c:5049 mount_bdev+0x2cb/0x3b0 fs/super.c:1366 legacy_get_tree+0xfa/0x1f0 fs/fs_context.c:592 vfs_get_tree+0x7f/0x2c0 fs/super.c:1496 do_new_mount fs/namespace.c:2881 [inline] path_mount+0x7f3/0x1b30 fs/namespace.c:3211 do_mount fs/namespace.c:3224 [inline] __do_sys_mount fs/namespace.c:3432 [inline] __se_sys_mount fs/namespace.c:3409 [inline] __x64_sys_mount+0x1f5/0x260 fs/namespace.c:3409 do_syscall_64+0x2d/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 -> #0 (&dquot->dq_lock){+.+.}-{3:3}: check_prev_add kernel/locking/lockdep.c:2868 [inline] check_prevs_add kernel/locking/lockdep.c:2993 [inline] validate_chain kernel/locking/lockdep.c:3608 [inline] __lock_acquire+0x2b2a/0x5500 kernel/locking/lockdep.c:4832 lock_acquire kernel/locking/lockdep.c:5442 [inline] lock_acquire+0x1a8/0x720 kernel/locking/lockdep.c:5407 __mutex_lock_common kernel/locking/mutex.c:956 [inline] __mutex_lock+0x134/0x1110 kernel/locking/mutex.c:1103 dquot_commit+0x48/0x390 fs/quota/dquot.c:476 ext4_write_dquot+0x201/0x2d0 fs/ext4/super.c:6200 mark_dquot_dirty fs/quota/dquot.c:347 [inline] mark_all_dquot_dirty fs/quota/dquot.c:385 [inline] __dquot_free_space+0x5fb/0x910 fs/quota/dquot.c:1894 dquot_free_space_nodirty include/linux/quotaops.h:376 [inline] dquot_free_space include/linux/quotaops.h:381 [inline] dquot_free_block include/linux/quotaops.h:392 [inline] ext4_free_blocks+0x952/0x16f0 fs/ext4/mballoc.c:5472 ext4_remove_blocks fs/ext4/extents.c:2480 [inline] ext4_ext_rm_leaf fs/ext4/extents.c:2664 [inline] ext4_ext_remove_space+0x2b4c/0x3fe0 fs/ext4/extents.c:2912 ext4_ext_truncate+0x19e/0x210 fs/ext4/extents.c:4370 ext4_truncate+0x7fe/0x10c0 fs/ext4/inode.c:4263 ext4_evict_inode+0x7fe/0x1560 fs/ext4/inode.c:287 evict+0x296/0x5d0 fs/inode.c:577 __dentry_kill+0x315/0x550 fs/dcache.c:579 dentry_kill fs/dcache.c:705 [inline] dput+0x410/0x880 fs/dcache.c:885 do_renameat2+0x534/0x980 fs/namei.c:4461 __do_sys_renameat2 fs/namei.c:4495 [inline] __se_sys_renameat2 fs/namei.c:4492 [inline] __x64_sys_renameat2+0xdf/0x120 fs/namei.c:4492 do_syscall_64+0x2d/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 other info that might help us debug this: Chain exists of: &dquot->dq_lock --> &s->s_dquot.dqio_sem --> &ei->i_data_sem/2 Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&ei->i_data_sem/2); lock(&s->s_dquot.dqio_sem); lock(&ei->i_data_sem/2); lock(&dquot->dq_lock); *** DEADLOCK *** 5 locks held by syz-executor.0/9296: #0: ffff88802a0a2460 (sb_writers#5){.+.+}-{0:0}, at: do_renameat2+0x2ae/0x980 fs/namei.c:4402 #1: ffff88802f338e88 (&type->i_mutex_dir_key#4/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:808 [inline] #1: ffff88802f338e88 (&type->i_mutex_dir_key#4/1){+.+.}-{3:3}, at: lock_rename+0x1de/0x230 fs/namei.c:2758 #2: ffff88802a0a2650 (sb_internal){.+.+}-{0:0}, at: evict+0x296/0x5d0 fs/inode.c:577 #3: ffff88802f33c878 (&ei->i_data_sem/2){++++}-{3:3}, at: ext4_truncate+0x4bb/0x10c0 fs/ext4/inode.c:4258 #4: ffffffff8a90a238 (dquot_srcu){....}-{0:0}, at: i_dquot fs/quota/dquot.c:926 [inline] #4: ffffffff8a90a238 (dquot_srcu){....}-{0:0}, at: __dquot_free_space+0x163/0x910 fs/quota/dquot.c:1867 stack backtrace: CPU: 0 PID: 9296 Comm: syz-executor.0 Not tainted 5.11.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:79 [inline] dump_stack+0x9a/0xcc lib/dump_stack.c:120 check_noncircular+0x25f/0x2e0 kernel/locking/lockdep.c:2117 check_prev_add kernel/locking/lockdep.c:2868 [inline] check_prevs_add kernel/locking/lockdep.c:2993 [inline] validate_chain kernel/locking/lockdep.c:3608 [inline] __lock_acquire+0x2b2a/0x5500 kernel/locking/lockdep.c:4832 lock_acquire kernel/locking/lockdep.c:5442 [inline] lock_acquire+0x1a8/0x720 kernel/locking/lockdep.c:5407 __mutex_lock_common kernel/locking/mutex.c:956 [inline] __mutex_lock+0x134/0x1110 kernel/locking/mutex.c:1103 dquot_commit+0x48/0x390 fs/quota/dquot.c:476 ext4_write_dquot+0x201/0x2d0 fs/ext4/super.c:6200 mark_dquot_dirty fs/quota/dquot.c:347 [inline] mark_all_dquot_dirty fs/quota/dquot.c:385 [inline] __dquot_free_space+0x5fb/0x910 fs/quota/dquot.c:1894 dquot_free_space_nodirty include/linux/quotaops.h:376 [inline] dquot_free_space include/linux/quotaops.h:381 [inline] dquot_free_block include/linux/quotaops.h:392 [inline] ext4_free_blocks+0x952/0x16f0 fs/ext4/mballoc.c:5472 ext4_remove_blocks fs/ext4/extents.c:2480 [inline] ext4_ext_rm_leaf fs/ext4/extents.c:2664 [inline] ext4_ext_remove_space+0x2b4c/0x3fe0 fs/ext4/extents.c:2912 ext4_ext_truncate+0x19e/0x210 fs/ext4/extents.c:4370 ext4_truncate+0x7fe/0x10c0 fs/ext4/inode.c:4263 ext4_evict_inode+0x7fe/0x1560 fs/ext4/inode.c:287 evict+0x296/0x5d0 fs/inode.c:577 __dentry_kill+0x315/0x550 fs/dcache.c:579 dentry_kill fs/dcache.c:705 [inline] dput+0x410/0x880 fs/dcache.c:885 do_renameat2+0x534/0x980 fs/namei.c:4461 __do_sys_renameat2 fs/namei.c:4495 [inline] __se_sys_renameat2 fs/namei.c:4492 [inline] __x64_sys_renameat2+0xdf/0x120 fs/namei.c:4492 do_syscall_64+0x2d/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fd663220639 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fd662593168 EFLAGS: 00000246 ORIG_RAX: 000000000000013c RAX: ffffffffffffffda RBX: 00007fd663340f80 RCX: 00007fd663220639 RDX: 0000000000000003 RSI: 0000000020000080 RDI: 0000000000000004 RBP: 00007fd66327bae9 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200000c0 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe71719d1f R14: 00007fd662593300 R15: 0000000000022000 EXT4-fs error (device loop0): ext4_free_inode:351: comm syz-executor.0: bit already cleared for inode 13