bisecting cause commit starting from 88808fbbead481aedb46640a5ace69c58287f56a building syzkaller on 4ebb27982f8984ed57466f87099acc0b250a1b5c testing commit 88808fbbead481aedb46640a5ace69c58287f56a compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 5810dd22901262012f62f3e5721c2da5d1978a7e93de76a234ec74095f1c35a0 all runs: crashed: possible deadlock in snd_hrtimer_callback testing release v5.16 testing commit df0cc57e057f18e44dac8e6c18aba47ab53202f9 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 6392e7dc90e0a4647080a5029d93ca58348fb8a5852ea8aba24fe1cfc2cb5f6d all runs: crashed: possible deadlock in snd_hrtimer_callback testing release v5.15 testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: e1d0453ba25d04fc37e9fad0db288c3f32ee179e8e7d36fe4b03c41e4ccb2f32 all runs: crashed: possible deadlock in snd_hrtimer_callback testing release v5.14 testing commit 7d2a07b769330c34b4deabeed939325c77a7ec2f compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: f8ee1c489543e2b1ca28803bced5575b6b9941e7d29cf63dc03cd9650591a679 all runs: crashed: possible deadlock in kill_fasync testing release v5.13 testing commit 62fb9874f5da54fdb243003b386128037319b219 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 0a628b89de14704b69737426ee243aefb652bd5f5521af9ee5b3ac2a8bccd80b all runs: crashed: possible deadlock in kill_fasync testing release v5.12 testing commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 11defe707099b1e2f02e8a99bc664f9e2aeb4a47d18681aff2eb8b87f4530859 all runs: crashed: possible deadlock in kill_fasync testing release v5.11 testing commit f40ddce88593482919761f74910f42f4b84c004b compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 5d4495ac83cfc341c1ac4766f0dbefe89013c1e59cf1843b727f0347b36e7e08 all runs: crashed: possible deadlock in kill_fasync testing release v5.10 testing commit 2c85ebc57b3e1817b6ce1a6b703928e113a90442 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 64127f41ec710abced8359e869a67720ee25d20645afec6a4c724385f1dee6be all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.9 testing commit bbf5c979011a099af5dc76498918ed7df445635b compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 5891bef4dbafc28a9b519a68da017fa4a45b846070c66ea351b4cac13a1a0f27 all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.8 testing commit bcf876870b95592b52519ed4aafcf9d95999bc9c compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 41d1224448535843037a2bb932f624d3ef580714d5dc94ac538c4f9e06d960db all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.7 testing commit 3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162 compiler: gcc version 8.4.1 20210217 (GCC), GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 6553fb367e9af9392d9bde21d84cab0bd2abe099906f4f83168f912c7ba23498 all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.6 testing commit 7111951b8d4973bda27ff663f2cf18b663d15b48 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 48f2133b16b20eac2241c8f802789077abeac362e833e6598180425f04b0e90b all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.5 testing commit d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: bfcc999eaf4943f0813a701558ce5edab7454505644cbde333f92d14900f3227 all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns testing release v5.4 testing commit 219d54332a09e8d8741c1e1982f5eae56099de85 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: ace2c2ba16fc918dd52df563328bba05ddd967dac7ef23ae38a46f696eb149d7 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_pid_nr_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 v5.3 testing commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 20f1374e6ace5db436640663e3b053de8d19a1bb1435a42cc8dfd3f3d8e80681 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@10.128.0.29:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.29' (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@10.128.1.79:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.79' (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@10.128.10.11:./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 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@10.128.1.122:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.122' (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@10.128.10.12:./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 #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@10.128.0.40:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.40' (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@10.128.1.124:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.124' (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@10.128.10.1:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.1' (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@10.128.10.2:./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 #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@10.128.10.8:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.8' (ECDSA) to the list of known hosts. scp: ./syz-fuzzer: Read-only file system testing release v5.2 testing commit 0ecfebd2b52404ae0c54a878c872bb93363ada36 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 2558ff5dafb4d9921c22135d102d7e68add3bed84cd82830b6f61245adf14697 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@10.128.1.37:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.37' (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@10.128.10.3:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.3' (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@10.128.10.2:./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 #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@10.128.0.222:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.222' (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@10.128.1.124:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.124' (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@10.128.0.131:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.131' (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@10.128.10.1:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.1' (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@10.128.0.187:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.187' (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@10.128.0.182:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.182' (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@10.128.10.7:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.7' (ECDSA) to the list of known hosts. scp: ./syz-fuzzer: Read-only file system testing release v5.1 testing commit e93c9c99a629c61837d5a7fc2120cd2b6c70dbdd compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: f3ca03c728bdcc0ea94575148c5b3cacba9508959b44eaa8346dee6e9b297cd5 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@10.128.1.52:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.52' (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@10.128.1.85:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.85' (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@10.128.0.251:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.251' (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@10.128.1.30:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.30' (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@10.128.1.124:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.124' (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@10.128.1.65:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.65' (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@10.128.1.125:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.125' (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@10.128.0.64:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.64' (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@10.128.1.88:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.88' (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@10.128.1.123:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.123' (ECDSA) to the list of known hosts. scp: ./syz-fuzzer: Read-only file system testing release v5.0 testing commit 1c163f4c7b3f621efff9b28a47abb36f7378d783 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 87cf52371784857a314c4078fe871e1ed2eea364afd39eb670c5a0a6979b7b54 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@10.128.0.50:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.50' (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@10.128.0.93:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.93' (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@10.128.0.198:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.198' (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@10.128.1.10:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.10' (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@10.128.0.34:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.34' (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@10.128.0.32:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.32' (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@10.128.1.112:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.112' (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@10.128.1.81:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.81' (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@10.128.0.96:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.96' (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@10.128.1.76:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.76' (ECDSA) to the list of known hosts. scp: ./syz-fuzzer: Read-only file system testing release v4.20 testing commit 8fe28cb58bcb235034b64cbbb7550a8a43fd88be compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: f53ebd6435bb8de6ce00e04570fc5464508cd2e78f2a7cace28dcc2fc509ab35 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@10.128.0.29:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.29' (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@10.128.10.7:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.7' (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@10.128.10.8:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.8' (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@10.128.10.11:./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 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@10.128.10.3:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.3' (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@10.128.0.192:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.0.192' (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@10.128.10.4:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.4' (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@10.128.10.15:./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 #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@10.128.10.16:./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 #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@10.128.10.5:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.5' (ECDSA) to the list of known hosts. scp: ./syz-fuzzer: Read-only file system testing release v4.19 testing commit 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: d24157a062c47c24db2ed22cc65cd135ba4c7355bf0dc40c5cd8190e51077d4e 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@10.128.10.1:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.1' (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@10.128.1.115:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.115' (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@10.128.1.95:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.95' (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@10.128.1.110:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.110' (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@10.128.1.112:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.1.112' (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@10.128.1.126:./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 #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@10.128.10.3:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.3' (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@10.128.10.8:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.8' (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@10.128.10.5:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.5' (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@10.128.10.7:./syz-fuzzer"]: exit status 1 Warning: Permanently added '10.128.10.7' (ECDSA) to the list of known hosts. scp: ./syz-fuzzer: Read-only file system testing release v4.18 testing commit 94710cac0ef4ee177a63b5227664b38c95bbf703 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 64c27524192e0cfe2c947067e0fd3543fd87773e96f37c0be23674341b3572d5 all runs: boot failed: kernel panic: Attempted to kill init! testing release v4.17 testing commit 29dcea88779c856c7dc92040a0c01233263101d4 compiler: gcc (GCC) 8.4.1 20210217 failed to run ["make" "-j" "64" "ARCH=x86_64" "CC=/syzkaller/shared/bisect_bin/gcc-8.1.0/bin/gcc" "bzImage"]: exit status 2 testing release v4.16 testing commit 0adb32858b0bddf4ada5f364a84ed60b196dbcda compiler: gcc (GCC) 8.4.1 20210217 orc_dump.c:106:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations] orc_dump.c:111:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations] elf.c:135:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations] elf.c:140:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations] testing release v4.15 testing commit d8a5b80568a9cb66810e75b182018e9edb68e8ff compiler: gcc (GCC) 8.4.1 20210217 orc_dump.c:106:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations] orc_dump.c:111:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations] pager.c:36:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict] elf.c:135:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations] elf.c:140:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations] testing release v4.14 testing commit bebc6082da0a9f5d47a1ea2edc099bf671058bd4 compiler: gcc (GCC) 8.4.1 20210217 orc_dump.c:105:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations] orc_dump.c:110:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations] elf.c:134:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations] elf.c:139:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations] pager.c:36:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict] testing release v4.13 testing commit 569dbb88e80deb68974ef6fdd6a13edb9d686261 compiler: gcc (GCC) 8.4.1 20210217 pager.c:35:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict] elf.c:144:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations] elf.c:149:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations] testing release v4.12 testing commit 6f7da290413ba713f0cdd9ff1a2a9bb129ef4f6c compiler: gcc (GCC) 8.4.1 20210217 pager.c:35:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict] elf.c:141:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations] elf.c:146:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations] testing release v4.11 testing commit a351e9b9fc24e982ec2f0e76379a49826036da12 compiler: gcc (GCC) 7.5.0 elf.c:141:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations] elf.c:146:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations] pager.c:35:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict] testing release v4.10 testing commit c470abd4fde40ea6a0846a2beab642a578c0b8cd compiler: gcc (GCC) 5.5.0 tools/include/linux/log2.h:19:1: error: ignoring attribute 'noreturn' because it conflicts with attribute 'const' [-Werror=attributes] pager.c:35:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict] elf.c:129:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations] elf.c:134:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations] testing release v4.9 testing commit 69973b830859bc6529a7a0468ba0d80ee5117826 compiler: gcc (GCC) 5.5.0 tools/include/linux/log2.h:19:1: error: ignoring attribute 'noreturn' because it conflicts with attribute 'const' [-Werror=attributes] elf.c:129:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations] elf.c:134:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations] pager.c:35:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict] testing release v4.8 testing commit c8d2bc9bc39ebea8437fd974fdbc21847bb897a3 compiler: gcc (GCC) 5.5.0 tools/include/linux/log2.h:19:1: error: ignoring attribute 'noreturn' because it conflicts with attribute 'const' [-Werror=attributes] elf.c:129:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations] elf.c:134:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations] pager.c:33:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict] testing release v4.7 testing commit 523d939ef98fd712632d93a5a2b588e477a7565e compiler: gcc (GCC) 5.5.0 tools/include/linux/log2.h:19:1: error: ignoring attribute 'noreturn' because it conflicts with attribute 'const' [-Werror=attributes] elf.c:122:2: error: 'elf_getshnum' is deprecated [-Werror=deprecated-declarations] elf.c:127:2: error: 'elf_getshstrndx' is deprecated [-Werror=deprecated-declarations] pager.c:33:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict] testing release v4.6 testing commit 2dcd0af568b0cf583645c8a317dd12e344b1c72a compiler: gcc (GCC) 5.5.0 tools/include/linux/log2.h:19:1: error: ignoring attribute 'noreturn' because it conflicts with attribute 'const' [-Werror=attributes] pager.c:33:12: error: passing argument 2 to 'restrict'-qualified parameter aliases with argument 4 [-Werror=restrict] revisions tested: 21, total time: 4h20m54.955629082s (build: 3h15m49.488873751s, test: 59m35.971697287s) the crash already happened on the oldest tested release commit msg: Linux 5.11 crash: possible deadlock in kill_fasync ======================================================== WARNING: possible irq lock inversion dependency detected 5.11.0-syzkaller #0 Not tainted -------------------------------------------------------- syz-executor292/5880 just changed the state of lock: ffff88802ae300c0 (&new->fa_lock){.+..}-{2:2}, at: kill_fasync_rcu fs/fcntl.c:1004 [inline] ffff88802ae300c0 (&new->fa_lock){.+..}-{2:2}, at: kill_fasync fs/fcntl.c:1025 [inline] ffff88802ae300c0 (&new->fa_lock){.+..}-{2:2}, at: kill_fasync+0xec/0x310 fs/fcntl.c:1018 but this lock was taken by another, HARDIRQ-safe lock in the past: (&timer->lock){-...}-{2:2} and interrupts could create inverse lock ordering between them. other info that might help us debug this: Possible interrupt unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&new->fa_lock); local_irq_disable(); lock(&timer->lock); lock(&new->fa_lock); lock(&timer->lock); *** DEADLOCK *** 3 locks held by syz-executor292/5880: #0: ffffffff8a76ad40 (rcu_read_lock){....}-{1:2}, at: sk_tx_queue_clear include/net/sock.h:1824 [inline] #0: ffffffff8a76ad40 (rcu_read_lock){....}-{1:2}, at: sk_dst_set include/net/sock.h:1992 [inline] #0: ffffffff8a76ad40 (rcu_read_lock){....}-{1:2}, at: sk_dst_reset include/net/sock.h:2007 [inline] #0: ffffffff8a76ad40 (rcu_read_lock){....}-{1:2}, at: sock_def_readable+0x0/0x340 net/core/sock.c:550 #1: ffffffff8a76ad40 (rcu_read_lock){....}-{1:2}, at: rcu_lock_release include/linux/rcupdate.h:264 [inline] #1: ffffffff8a76ad40 (rcu_read_lock){....}-{1:2}, at: rcu_read_unlock include/linux/rcupdate.h:702 [inline] #1: ffffffff8a76ad40 (rcu_read_lock){....}-{1:2}, at: sock_def_readable+0x134/0x340 net/core/sock.c:2905 #2: ffffffff8a76ad40 (rcu_read_lock){....}-{1:2}, at: kill_fasync+0x36/0x310 fs/fcntl.c:1023 the shortest dependencies between 2nd lock and 1st lock: -> (&timer->lock){-...}-{2:2} { IN-HARDIRQ-W at: lock_acquire kernel/locking/lockdep.c:5442 [inline] lock_acquire+0x1a8/0x720 kernel/locking/lockdep.c:5407 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:151 spin_lock include/linux/spinlock.h:354 [inline] snd_hrtimer_callback+0x4a/0x380 sound/core/hrtimer.c:38 __run_hrtimer kernel/time/hrtimer.c:1519 [inline] __hrtimer_run_queues+0x4d7/0xb00 kernel/time/hrtimer.c:1583 hrtimer_interrupt+0x300/0x930 kernel/time/hrtimer.c:1645 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline] __sysvec_apic_timer_interrupt+0x146/0x540 arch/x86/kernel/apic/apic.c:1106 asm_call_irq_on_stack+0xf/0x20 __run_sysvec_on_irqstack arch/x86/include/asm/irq_stack.h:37 [inline] run_sysvec_on_irqstack_cond arch/x86/include/asm/irq_stack.h:89 [inline] sysvec_apic_timer_interrupt+0xbd/0x100 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:629 native_restore_fl arch/x86/include/asm/irqflags.h:41 [inline] arch_local_irq_restore arch/x86/include/asm/irqflags.h:84 [inline] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] _raw_spin_unlock_irqrestore+0x25/0x50 kernel/locking/spinlock.c:191 spin_unlock_irqrestore include/linux/spinlock.h:409 [inline] snd_seq_check_queue+0xd0/0x380 sound/core/seq/seq_queue.c:255 snd_seq_enqueue_event+0x17e/0x380 sound/core/seq/seq_queue.c:333 snd_seq_client_enqueue_event.constprop.0+0x1b0/0x3c0 sound/core/seq/seq_clientmgr.c:973 snd_seq_kernel_client_enqueue+0x12d/0x180 sound/core/seq/seq_clientmgr.c:2281 insert_queue sound/core/seq/oss/seq_oss_rw.c:173 [inline] snd_seq_oss_write+0x474/0x650 sound/core/seq/oss/seq_oss_rw.c:135 odev_write+0x37/0x70 sound/core/seq/oss/seq_oss.c:164 vfs_write+0x1c4/0x870 fs/read_write.c:603 ksys_write+0xf4/0x1d0 fs/read_write.c:658 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 INITIAL USE at: lock_acquire kernel/locking/lockdep.c:5442 [inline] lock_acquire+0x1a8/0x720 kernel/locking/lockdep.c:5407 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x39/0x50 kernel/locking/spinlock.c:159 snd_timer_notify sound/core/timer.c:1086 [inline] snd_timer_notify+0xcc/0x320 sound/core/timer.c:1073 snd_pcm_timer_notify sound/core/pcm_native.c:581 [inline] snd_pcm_post_stop+0x1a0/0x210 sound/core/pcm_native.c:1436 snd_pcm_action_single sound/core/pcm_native.c:1214 [inline] snd_pcm_action+0x10c/0x140 sound/core/pcm_native.c:1295 snd_pcm_stop sound/core/pcm_native.c:1460 [inline] snd_pcm_drop+0x165/0x290 sound/core/pcm_native.c:2138 snd_pcm_oss_sync+0x1ed/0x730 sound/core/oss/pcm_oss.c:1717 snd_pcm_oss_release+0x21f/0x2b0 sound/core/oss/pcm_oss.c:2556 __fput+0x204/0x870 fs/file_table.c:280 task_work_run+0xc0/0x160 kernel/task_work.c:140 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop kernel/entry/common.c:174 [inline] exit_to_user_mode_prepare+0x249/0x250 kernel/entry/common.c:201 __syscall_exit_to_user_mode_work kernel/entry/common.c:283 [inline] syscall_exit_to_user_mode+0x19/0x60 kernel/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 } ... key at: [] __key.12+0x0/0x40 ... acquired at: __raw_read_lock include/linux/rwlock_api_smp.h:149 [inline] _raw_read_lock+0x5b/0x70 kernel/locking/spinlock.c:223 kill_fasync_rcu fs/fcntl.c:1004 [inline] kill_fasync fs/fcntl.c:1025 [inline] kill_fasync+0xec/0x310 fs/fcntl.c:1018 snd_timer_user_ccallback+0x24d/0x300 sound/core/timer.c:1386 snd_timer_notify1+0x119/0x330 sound/core/timer.c:516 snd_timer_start1+0x3dd/0x6f0 sound/core/timer.c:577 snd_timer_start sound/core/timer.c:696 [inline] snd_timer_start sound/core/timer.c:689 [inline] snd_timer_user_start.isra.0+0x16d/0x1e0 sound/core/timer.c:1984 __snd_timer_user_ioctl.isra.0+0xb0b/0x1fc0 sound/core/timer.c:2107 snd_timer_user_ioctl+0x72/0xa0 sound/core/timer.c:2128 vfs_ioctl fs/ioctl.c:48 [inline] __do_sys_ioctl fs/ioctl.c:753 [inline] __se_sys_ioctl fs/ioctl.c:739 [inline] __x64_sys_ioctl+0x11f/0x190 fs/ioctl.c:739 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 -> (&new->fa_lock){.+..}-{2:2} { HARDIRQ-ON-R at: lock_acquire kernel/locking/lockdep.c:5442 [inline] lock_acquire+0x1a8/0x720 kernel/locking/lockdep.c:5407 __raw_read_lock include/linux/rwlock_api_smp.h:149 [inline] _raw_read_lock+0x5b/0x70 kernel/locking/spinlock.c:223 kill_fasync_rcu fs/fcntl.c:1004 [inline] kill_fasync fs/fcntl.c:1025 [inline] kill_fasync+0xec/0x310 fs/fcntl.c:1018 sock_wake_async+0xce/0x110 net/socket.c:1310 sk_wake_async include/net/sock.h:2286 [inline] sk_wake_async include/net/sock.h:2282 [inline] sock_def_readable+0x1cc/0x340 net/core/sock.c:2904 unix_dgram_sendmsg+0xcad/0x1710 net/unix/af_unix.c:1799 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xab/0xe0 net/socket.c:672 ____sys_sendmsg+0x392/0x7a0 net/socket.c:2345 ___sys_sendmsg+0xd3/0x150 net/socket.c:2399 __sys_sendmmsg+0x141/0x300 net/socket.c:2489 __do_sys_sendmmsg net/socket.c:2518 [inline] __se_sys_sendmmsg net/socket.c:2515 [inline] __x64_sys_sendmmsg+0x94/0x100 net/socket.c:2515 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 INITIAL READ USE at: lock_acquire kernel/locking/lockdep.c:5442 [inline] lock_acquire+0x1a8/0x720 kernel/locking/lockdep.c:5407 __raw_read_lock include/linux/rwlock_api_smp.h:149 [inline] _raw_read_lock+0x5b/0x70 kernel/locking/spinlock.c:223 kill_fasync_rcu fs/fcntl.c:1004 [inline] kill_fasync fs/fcntl.c:1025 [inline] kill_fasync+0xec/0x310 fs/fcntl.c:1018 snd_timer_user_ccallback+0x24d/0x300 sound/core/timer.c:1386 snd_timer_notify1+0x119/0x330 sound/core/timer.c:516 snd_timer_start1+0x3dd/0x6f0 sound/core/timer.c:577 snd_timer_start sound/core/timer.c:696 [inline] snd_timer_start sound/core/timer.c:689 [inline] snd_timer_user_start.isra.0+0x16d/0x1e0 sound/core/timer.c:1984 __snd_timer_user_ioctl.isra.0+0xb0b/0x1fc0 sound/core/timer.c:2107 snd_timer_user_ioctl+0x72/0xa0 sound/core/timer.c:2128 vfs_ioctl fs/ioctl.c:48 [inline] __do_sys_ioctl fs/ioctl.c:753 [inline] __se_sys_ioctl fs/ioctl.c:739 [inline] __x64_sys_ioctl+0x11f/0x190 fs/ioctl.c:739 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 } ... key at: [] __key.0+0x0/0x40 ... acquired at: mark_usage kernel/locking/lockdep.c:4312 [inline] __lock_acquire+0x11cb/0x57d0 kernel/locking/lockdep.c:4786 lock_acquire kernel/locking/lockdep.c:5442 [inline] lock_acquire+0x1a8/0x720 kernel/locking/lockdep.c:5407 __raw_read_lock include/linux/rwlock_api_smp.h:149 [inline] _raw_read_lock+0x5b/0x70 kernel/locking/spinlock.c:223 kill_fasync_rcu fs/fcntl.c:1004 [inline] kill_fasync fs/fcntl.c:1025 [inline] kill_fasync+0xec/0x310 fs/fcntl.c:1018 sock_wake_async+0xce/0x110 net/socket.c:1310 sk_wake_async include/net/sock.h:2286 [inline] sk_wake_async include/net/sock.h:2282 [inline] sock_def_readable+0x1cc/0x340 net/core/sock.c:2904 unix_dgram_sendmsg+0xcad/0x1710 net/unix/af_unix.c:1799 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xab/0xe0 net/socket.c:672 ____sys_sendmsg+0x392/0x7a0 net/socket.c:2345 ___sys_sendmsg+0xd3/0x150 net/socket.c:2399 __sys_sendmmsg+0x141/0x300 net/socket.c:2489 __do_sys_sendmmsg net/socket.c:2518 [inline] __se_sys_sendmmsg net/socket.c:2515 [inline] __x64_sys_sendmmsg+0x94/0x100 net/socket.c:2515 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 stack backtrace: CPU: 0 PID: 5880 Comm: syz-executor292 Not tainted 5.11.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:79 [inline] dump_stack+0x9a/0xcc lib/dump_stack.c:120 print_irq_inversion_bug kernel/locking/lockdep.c:4413 [inline] check_usage_backwards kernel/locking/lockdep.c:3884 [inline] mark_lock_irq kernel/locking/lockdep.c:3974 [inline] mark_lock.cold+0x6d/0x72 kernel/locking/lockdep.c:4411 mark_usage kernel/locking/lockdep.c:4312 [inline] __lock_acquire+0x11cb/0x57d0 kernel/locking/lockdep.c:4786 lock_acquire kernel/locking/lockdep.c:5442 [inline] lock_acquire+0x1a8/0x720 kernel/locking/lockdep.c:5407 __raw_read_lock include/linux/rwlock_api_smp.h:149 [inline] _raw_read_lock+0x5b/0x70 kernel/locking/spinlock.c:223 kill_fasync_rcu fs/fcntl.c:1004 [inline] kill_fasync fs/fcntl.c:1025 [inline] kill_fasync+0xec/0x310 fs/fcntl.c:1018 sock_wake_async+0xce/0x110 net/socket.c:1310 sk_wake_async include/net/sock.h:2286 [inline] sk_wake_async include/net/sock.h:2282 [inline] sock_def_readable+0x1cc/0x340 net/core/sock.c:2904 unix_dgram_sendmsg+0xcad/0x1710 net/unix/af_unix.c:1799 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xab/0xe0 net/socket.c:672 ____sys_sendmsg+0x392/0x7a0 net/socket.c:2345 ___sys_sendmsg+0xd3/0x150 net/socket.c:2399 __sys_sendmmsg+0x141/0x300 net/socket.c:2489 __do_sys_sendmmsg net/socket.c:2518 [inline] __se_sys_sendmmsg net/socket.c:2515 [inline] __x64_sys_sendmmsg+0x94/0x100 net/socket.c:2515 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fb40a1e6039 Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc770fcd88 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb40