bisecting cause commit starting from a763d5a5abd65797aec3dd1bf01fe2ccbec32967
building syzkaller on 49ca1f59e37fcf63dc38a6bd2b60fcc47a0a708e
testing commit a763d5a5abd65797aec3dd1bf01fe2ccbec32967
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: d1e9bf9e4b26791ebe9a363913e2e1e1d4921be6919b0b82c70b00c13a0332cd
all runs: crashed: KASAN: invalid-free in packet_set_ring
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: d9ca6cc1f68808c6961fd688fb3518bfe3e4364cb8fa55f582c934a8d643c6ec
all runs: crashed: KASAN: invalid-free in packet_set_ring
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: 866b2ba9ed298d34ae32dadda8db9e6936d0557cb718b0824ea765ffdcf09fba
all runs: crashed: KASAN: invalid-free in packet_set_ring
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: f637d1568601405bdb8e8a9a2546857df068e93179f23e43dc74eb47453e820a
all runs: crashed: KASAN: invalid-free in packet_set_ring
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: de886f25e1e5a224f5f0e976eb7d257ac7534deea15f9a1fed335746cbe1cc74
all runs: crashed: KASAN: invalid-free in packet_set_ring
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: 2804767f7feb9e11978d2d05cc8e0ce83e46133ba2299e3aa4f69c47010af1c7
all runs: crashed: KASAN: invalid-free in packet_set_ring
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: 939c837df961c274c908c02f91c7000193ffb1e5070a405890c69c59bf068524
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 v5.9
testing commit bbf5c979011a099af5dc76498918ed7df445635b
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: e40846c3c3c1fd12aaed0a6bf0b039e8978381217754da7485abef300cc30556
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_pid_nr_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 v5.8
testing commit bcf876870b95592b52519ed4aafcf9d95999bc9c
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: ce150157ea9cc4140a371fc9bc69e2fbf7bc1ee840d9381b97766bf147cc8e56
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_pid_nr_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_pid_nr_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_pid_nr_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
compiler: gcc version 8.4.1 20210217 (GCC), GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 7463b5952c998033663e14c2709988a4081467447e1911f6461d37fe54c24d0e
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_pid_nr_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 v5.6
testing commit 7111951b8d4973bda27ff663f2cf18b663d15b48
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: e1944ab15bd473e849189b9f7f7e693bb28b2c20ee284505864bbe041dfa103f
run #0: basic kernel testing failed: KASAN: use-after-free Read in __task_pid_nr_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_active_pid_ns
testing release v5.5
testing commit d5226fa6dbae0569ee43ecfc08bdcd6770fc4755
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 26e0a808f1f71040b840c624dc32b245ff692fb16484813d7bff00bac074aacb
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_pid_nr_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_pid_nr_ns
run #6: basic kernel testing failed: KASAN: use-after-free Read in __task_pid_nr_ns
run #7: basic kernel testing failed: KASAN: use-after-free Read in __task_pid_nr_ns
run #8: basic kernel testing failed: KASAN: use-after-free Read in __task_pid_nr_ns
run #9: 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: 34be09682e0e58da92e3bdb45c0469a22aec4e97b12fe4ec437a4c9df93c28ba
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_pid_nr_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_pid_nr_ns
run #6: basic kernel testing failed: KASAN: use-after-free Read in __task_pid_nr_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_pid_nr_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: bb21ce3c8026a7b6f1746f9f7b43f4b37d9f33fdfa1669fa6f2459b8cdea4831
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@10.128.1.24:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.24' (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@10.128.10.0:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.0' (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@10.128.10.20:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.20' (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@10.128.10.22:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.22' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #5: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.25:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.25' (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@10.128.10.18:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.18' (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@10.128.10.26:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.26' (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@10.128.10.34:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.34' (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@10.128.10.37:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.37' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

testing release v5.2
testing commit 0ecfebd2b52404ae0c54a878c872bb93363ada36
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 6f40da2a981fc3e87137d103864d4ff367ba8e2bc392068d2ff66173c531326d
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@10.128.0.238:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.238' (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@10.128.0.196:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.196' (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@10.128.1.5:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.5' (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@10.128.1.8:./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 #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@10.128.1.19:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.19' (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@10.128.1.22:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.22' (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@10.128.0.45:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.45' (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@10.128.1.25:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.25' (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@10.128.1.44:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.44' (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@10.128.1.48:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.48' (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: d8ea202101cfe8643bdf6b2e63d3d8534bb5b286855fbcccac775c7ac2bed256
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@10.128.0.77:./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 #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@10.128.0.52:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.52' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

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@10.128.0.186:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.186' (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@10.128.0.191:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.191' (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@10.128.10.56:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.56' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #5: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.63:./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 #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@10.128.0.42:./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 #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@10.128.15.196:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.15.196' (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@10.128.15.200:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.15.200' (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@10.128.15.194:./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

testing release v5.0
testing commit 1c163f4c7b3f621efff9b28a47abb36f7378d783
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 0224d7afd56a1e1e32daa8e60ca7868fb4ada1ca9244e72fe662c58b8caf1841
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@10.128.0.63:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.63' (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@10.128.0.83:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.83' (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@10.128.0.81:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.81' (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@10.128.10.12:./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 #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@10.128.1.40:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.40' (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@10.128.0.144:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.144' (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@10.128.1.41:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.41' (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@10.128.10.26:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.26' (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@10.128.1.45:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.45' (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@10.128.1.62:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.62' (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: c7f8243650561665e8ca37dec99b89bbecb8f520ebf01bdd77e1c6c2af0e177f
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@10.128.10.24:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.24' (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@10.128.15.212:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.15.212' (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@10.128.15.193:./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 #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@10.128.15.213:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.15.213' (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@10.128.1.17:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.17' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #5: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.43:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.43' (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@10.128.15.216:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.15.216' (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@10.128.15.198:./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 #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@10.128.0.242:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.242' (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@10.128.15.214:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.15.214' (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: b7bb3874e165955c09cd580175acc406fc8696c88226791df3ffc3f83220239e
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@10.128.10.24:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.24' (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@10.128.10.25:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.25' (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@10.128.10.43:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.43' (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@10.128.10.56:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.56' (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@10.128.15.198:./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 #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@10.128.0.195:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.195' (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@10.128.15.193:./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@10.128.1.45:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.45' (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@10.128.15.196:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.15.196' (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: 60cc9b3e26cb55538b675e427dacd2d30997f09b917bdf1e70ca90e94c2dbffe
all runs: boot failed: kernel panic: Attempted to kill init!
testing release v4.17
testing commit 29dcea88779c856c7dc92040a0c01233263101d4
compiler: gcc (GCC) 8.4.1 20210217
./security/selinux/include/classmap.h:247:2: error: #error New address family defined, please update secclass_map.
testing release v4.16
testing commit 0adb32858b0bddf4ada5f364a84ed60b196dbcda
compiler: gcc (GCC) 8.4.1 20210217
./security/selinux/include/classmap.h:247:2: error: #error New address family defined, please update secclass_map.
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]
./security/selinux/include/classmap.h:247:2: error: #error New address family defined, please update secclass_map.
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]
./security/selinux/include/classmap.h:245:2: error: #error New address family defined, please update secclass_map.
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]
./security/selinux/include/classmap.h:242:2: error: #error New address family defined, please update secclass_map.
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]
./security/selinux/include/classmap.h:238:2: error: #error New address family defined, please update secclass_map.
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]
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 v4.9
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: 20, total time: 3h19m8.44632638s (build: 2h12m56.569205487s, test: 1h1m4.63709801s)
the crash already happened on the oldest tested release
commit msg: Linux 5.11
crash: KASAN: invalid-free in packet_set_ring
==================================================================
BUG: KASAN: double-free or invalid-free in packet_set_ring+0xd9a/0x19d0 net/packet/af_packet.c:4451

CPU: 0 PID: 19913 Comm: syz-executor965 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_address_description.constprop.0.cold+0x5b/0x2c6 mm/kasan/report.c:230
 kasan_report_invalid_free+0x51/0x80 mm/kasan/report.c:355
 ____kasan_slab_free+0xcc/0xe0 mm/kasan/common.c:341
 kasan_slab_free include/linux/kasan.h:192 [inline]
 __cache_free mm/slab.c:3424 [inline]
 kfree+0xed/0x270 mm/slab.c:3760
 packet_set_ring+0xd9a/0x19d0 net/packet/af_packet.c:4451
 packet_setsockopt+0x16c8/0x3640 net/packet/af_packet.c:3737
 __sys_setsockopt+0x1fd/0x4e0 net/socket.c:2115
 __do_sys_setsockopt net/socket.c:2126 [inline]
 __se_sys_setsockopt net/socket.c:2123 [inline]
 __x64_sys_setsockopt+0xb5/0x150 net/socket.c:2123
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f47707199b9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 15 00 00 90 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:00007f47706a9318 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007f47707a34b8 RCX: 00007f47707199b9
RDX: 0000000000000005 RSI: 0000000000000107 RDI: 0000000000000003
RBP: 00007f47707a34b0 R08: 000000000000001c R09: 0000000000000000
R10: 00000000200000c0 R11: 0000000000000246 R12: 00007f4770770294
R13: 00007ffe0be36b1f R14: 00007f47706a9400 R15: 0000000000022000

Allocated by task 19906:
 kasan_save_stack+0x1b/0x40 mm/kasan/common.c:38
 kasan_set_track mm/kasan/common.c:46 [inline]
 set_alloc_info mm/kasan/common.c:401 [inline]
 ____kasan_kmalloc.constprop.0+0x7f/0xa0 mm/kasan/common.c:429
 kasan_kmalloc include/linux/kasan.h:219 [inline]
 __do_kmalloc mm/slab.c:3659 [inline]
 __kmalloc+0x20c/0x440 mm/slab.c:3668
 kmalloc_array include/linux/slab.h:592 [inline]
 kcalloc include/linux/slab.h:621 [inline]
 alloc_pg_vec net/packet/af_packet.c:4273 [inline]
 packet_set_ring+0xa86/0x19d0 net/packet/af_packet.c:4363
 packet_setsockopt+0x16c8/0x3640 net/packet/af_packet.c:3737
 __sys_setsockopt+0x1fd/0x4e0 net/socket.c:2115
 __do_sys_setsockopt net/socket.c:2126 [inline]
 __se_sys_setsockopt net/socket.c:2123 [inline]
 __x64_sys_setsockopt+0xb5/0x150 net/socket.c:2123
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9

Freed by task 19913:
 kasan_save_stack+0x1b/0x40 mm/kasan/common.c:38
 kasan_set_track+0x1c/0x30 mm/kasan/common.c:46
 kasan_set_free_info+0x20/0x30 mm/kasan/generic.c:356
 ____kasan_slab_free+0xb0/0xe0 mm/kasan/common.c:362
 kasan_slab_free include/linux/kasan.h:192 [inline]
 __cache_free mm/slab.c:3424 [inline]
 kfree+0xed/0x270 mm/slab.c:3760
 packet_set_ring+0x620/0x19d0 net/packet/af_packet.c:4453
 packet_setsockopt+0x16c8/0x3640 net/packet/af_packet.c:3737
 __sys_setsockopt+0x1fd/0x4e0 net/socket.c:2115
 __do_sys_setsockopt net/socket.c:2126 [inline]
 __se_sys_setsockopt net/socket.c:2123 [inline]
 __x64_sys_setsockopt+0xb5/0x150 net/socket.c:2123
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9

The buggy address belongs to the object at ffff888016922f00
 which belongs to the cache kmalloc-64 of size 64
The buggy address is located 0 bytes inside of
 64-byte region [ffff888016922f00, ffff888016922f40)
The buggy address belongs to the page:
page:00000000e69c5d50 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x16922
flags: 0xfff00000000200(slab)
raw: 00fff00000000200 ffffea0000aced08 ffffea0000684988 ffff88800f440200
raw: 0000000000000000 ffff888016922000 0000000100000020 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x342040(__GFP_IO|__GFP_NOWARN|__GFP_COMP|__GFP_HARDWALL|__GFP_THISNODE), pid 5899, ts 75416457169
 set_page_owner include/linux/page_owner.h:31 [inline]
 post_alloc_hook+0x144/0x1c0 mm/page_alloc.c:2297
 prep_new_page mm/page_alloc.c:2306 [inline]
 get_page_from_freelist+0x1c6e/0x3f80 mm/page_alloc.c:3945
 __alloc_pages_nodemask+0x2d6/0x730 mm/page_alloc.c:4995
 __alloc_pages include/linux/gfp.h:511 [inline]
 __alloc_pages_node include/linux/gfp.h:524 [inline]
 kmem_getpages mm/slab.c:1376 [inline]
 cache_grow_begin+0x71/0x430 mm/slab.c:2593
 cache_alloc_refill+0x27f/0x380 mm/slab.c:2965
 ____cache_alloc mm/slab.c:3048 [inline]
 ____cache_alloc mm/slab.c:3031 [inline]
 __do_cache_alloc mm/slab.c:3271 [inline]
 slab_alloc mm/slab.c:3307 [inline]
 __do_kmalloc mm/slab.c:3657 [inline]
 __kmalloc+0x35c/0x440 mm/slab.c:3668
 kmalloc include/linux/slab.h:557 [inline]
 kzalloc include/linux/slab.h:682 [inline]
 tomoyo_encode2.part.0+0x92/0x310 security/tomoyo/realpath.c:45
 tomoyo_realpath_from_path+0x140/0x6a0 security/tomoyo/realpath.c:288
 tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
 tomoyo_path_perm+0x1fb/0x350 security/tomoyo/file.c:822
 tomoyo_path_unlink+0x7f/0xd0 security/tomoyo/tomoyo.c:150
 security_path_unlink+0xb3/0x110 security/security.c:1102
 do_unlinkat+0x2ac/0x520 fs/namei.c:3896
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1271 [inline]
 free_pcp_prepare+0x2cb/0x410 mm/page_alloc.c:1306
 free_unref_page_prepare mm/page_alloc.c:3200 [inline]
 free_unref_page+0x12/0x1b0 mm/page_alloc.c:3248
 __vunmap+0x59e/0x940 mm/vmalloc.c:2286
 free_work+0x4b/0x70 mm/vmalloc.c:67
 process_one_work+0x84c/0x13b0 kernel/workqueue.c:2275
 worker_thread+0x598/0xf80 kernel/workqueue.c:2421
 kthread+0x36f/0x450 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296

Memory state around the buggy address:
 ffff888016922e00: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
 ffff888016922e80: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
>ffff888016922f00: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
                   ^
 ffff888016922f80: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
 ffff888016923000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
==================================================================