ci2 starts bisection 2023-01-24 09:11:02.861471272 +0000 UTC m=+69753.842054682
bisecting cause commit starting from 7bf70dbb18820b37406fdfa2aaf14c2f5c71a11a
building syzkaller on 9dfcf09cf38eb123a007af28c5ee2562718893a0
ensuring issue is reproducible on original commit 7bf70dbb18820b37406fdfa2aaf14c2f5c71a11a

testing commit 7bf70dbb18820b37406fdfa2aaf14c2f5c71a11a gcc
compiler: Debian clang version 13.0.1-6~deb11u1, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 75a55cacf7f4a0d01b0e5d9cdd0809f83de68bd1a90f12ca61d8ec43175d4d9a
run #0: crashed: INFO: rcu detected stall in corrupted
run #1: crashed: INFO: rcu detected stall in corrupted
run #2: crashed: INFO: rcu detected stall in corrupted
run #3: crashed: INFO: rcu detected stall in corrupted
run #4: crashed: INFO: rcu detected stall in corrupted
run #5: crashed: INFO: rcu detected stall in corrupted
run #6: crashed: INFO: rcu detected stall in corrupted
run #7: crashed: INFO: rcu detected stall in corrupted
run #8: crashed: INFO: rcu detected stall in corrupted
run #9: crashed: INFO: task hung in lock_extent
run #10: crashed: INFO: task hung in btrfs_page_mkwrite
run #11: crashed: INFO: task hung in btrfs_page_mkwrite
run #12: crashed: INFO: task hung in lock_extent
run #13: crashed: INFO: task hung in lock_extent
run #14: crashed: INFO: task hung in lock_extent
run #15: crashed: INFO: task hung in lock_extent
run #16: crashed: INFO: task hung in lock_extent
run #17: crashed: INFO: task hung in lock_extent
run #18: crashed: INFO: task hung in lock_extent
run #19: crashed: INFO: task hung in lock_extent
testing release v6.1
testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc
compiler: Debian clang version 13.0.1-6~deb11u1, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: e319556afdc81bec7fe7925f5d33d7669064f04d7306547a80337a36e23cd57c
run #0: crashed: INFO: rcu detected stall in corrupted
run #1: crashed: INFO: rcu detected stall in corrupted
run #2: crashed: INFO: rcu detected stall in corrupted
run #3: crashed: INFO: rcu detected stall in corrupted
run #4: crashed: INFO: rcu detected stall in corrupted
run #5: crashed: INFO: task hung in lock_extent
run #6: crashed: INFO: task hung in lock_extent
run #7: crashed: INFO: task hung in lock_extent
run #8: crashed: INFO: task hung in lock_extent
run #9: crashed: INFO: task hung in lock_extent
testing release v6.0
testing commit 4fe89d07dcc2804c8b562f6c7896a45643d34b2f gcc
compiler: Debian clang version 13.0.1-6~deb11u1, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 753b3a8a9372ee1db8e359b3742bd2dc3adf4235e0a2cfcf189754b75939eb65
run #0: crashed: INFO: rcu detected stall in corrupted
run #1: crashed: INFO: rcu detected stall in corrupted
run #2: crashed: INFO: rcu detected stall in corrupted
run #3: crashed: INFO: rcu detected stall in corrupted
run #4: crashed: INFO: rcu detected stall in corrupted
run #5: crashed: INFO: rcu detected stall in corrupted
run #6: crashed: INFO: task hung in lock_extent_bits
run #7: crashed: INFO: task hung in extent_write_cache_pages
run #8: crashed: INFO: task hung in lock_extent_bits
run #9: crashed: INFO: task hung in lock_extent_bits
testing release v5.19
testing commit 3d7cb6b04c3f3115719235cc6866b10326de34cd gcc
compiler: Debian clang version 13.0.1-6~deb11u1, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: f96453756980048ee10491e417a15c3d5d332f1e79ab69fc51d9eb4c1b317696
run #0: crashed: INFO: task hung in lock_extent_bits
run #1: crashed: INFO: task hung in lock_extent_bits
run #2: crashed: INFO: task hung in lock_extent_bits
run #3: crashed: INFO: task hung in lock_extent_bits
run #4: crashed: INFO: task hung in extent_write_cache_pages
run #5: crashed: INFO: task hung in lock_extent_bits
run #6: crashed: INFO: task hung in extent_write_cache_pages
run #7: crashed: INFO: task hung in lock_extent_bits
run #8: crashed: INFO: task hung in extent_write_cache_pages
run #9: crashed: INFO: task hung in lock_extent_bits
testing release v5.18
testing commit 4b0986a3613c92f4ec1bdc7f60ec66fea135991f gcc
compiler: Debian clang version 13.0.1-6~deb11u1, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 702c4fb0a8f4c5b9a9b773b5b264b3f23bb546c9089ad27d487ddd46186f2f38
run #0: crashed: INFO: task hung in extent_write_cache_pages
run #1: crashed: INFO: task hung in extent_write_cache_pages
run #2: crashed: INFO: task hung in lock_extent_bits
run #3: crashed: INFO: task hung in lock_extent_bits
run #4: crashed: INFO: task hung in lock_extent_bits
run #5: crashed: INFO: task hung in lock_extent_bits
run #6: crashed: INFO: task hung in lock_extent_bits
run #7: crashed: INFO: task hung in lock_extent_bits
run #8: crashed: INFO: task hung in lock_extent_bits
run #9: crashed: INFO: task hung in extent_write_cache_pages
testing release v5.17
testing commit f443e374ae131c168a065ea1748feac6b2e76613 gcc
compiler: Debian clang version 13.0.1-6~deb11u1, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: f25e64fa02acf4bc2622a46df16a1f91d10877128ccfd336846d11ed0d89ed88
run #0: crashed: INFO: task hung in lock_extent_bits
run #1: crashed: INFO: task hung in lock_extent_bits
run #2: crashed: INFO: task hung in lock_extent_bits
run #3: crashed: INFO: task hung in lock_extent_bits
run #4: crashed: INFO: task hung in lock_extent_bits
run #5: crashed: INFO: task hung in lock_extent_bits
run #6: crashed: INFO: task hung in lock_extent_bits
run #7: crashed: INFO: task hung in extent_writepages
run #8: crashed: INFO: task hung in lock_extent_bits
run #9: crashed: INFO: task hung in lock_extent_bits
testing release v5.16
testing commit df0cc57e057f18e44dac8e6c18aba47ab53202f9 gcc
compiler: Debian clang version 13.0.1-6~deb11u1, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: ede4ccd83d8c71c71b78b2d6b5b089da11b935d1363d36ee273d2d2e1290e5e3
all runs: boot failed: UBSAN: null-ptr-deref in corrupted
testing release v5.15
testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc
compiler: Debian clang version 13.0.1-6~deb11u1, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 336039063a12f3dc28ed5686464bd7e7f792a1f43aed0aa0032604e367c1cbfa
run #0: basic kernel testing failed: UBSAN: object-size-mismatch in wg_xmit
run #1: basic kernel testing failed: UBSAN: object-size-mismatch in wg_xmit
run #2: basic kernel testing failed: UBSAN: object-size-mismatch in wg_xmit
run #3: crashed: UBSAN: object-size-mismatch in wg_xmit
run #4: crashed: UBSAN: object-size-mismatch in wg_xmit
run #5: crashed: UBSAN: object-size-mismatch in wg_xmit
run #6: crashed: UBSAN: object-size-mismatch in wg_xmit
run #7: crashed: UBSAN: object-size-mismatch in wg_xmit
run #8: crashed: UBSAN: object-size-mismatch in wg_xmit
run #9: crashed: UBSAN: object-size-mismatch in wg_xmit
testing release v5.14
testing commit 7d2a07b769330c34b4deabeed939325c77a7ec2f gcc
compiler: Debian clang version 13.0.1-6~deb11u1, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 8da2c9346745dca01452db8689ca38dbc1db32817253651794663ffb9664b840
all runs: basic kernel testing failed: UBSAN: object-size-mismatch in send4
testing release v5.13
testing commit 62fb9874f5da54fdb243003b386128037319b219 gcc
compiler: Debian clang version 13.0.1-6~deb11u1, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 1d46a53d4c3937ee19c515ef3ee2f78b6d168e71087a622c3d29ff7f84bde0e5
all runs: basic kernel testing failed: UBSAN: object-size-mismatch in send4
testing release v5.12
testing commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 gcc
compiler: Debian clang version 13.0.1-6~deb11u1, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 08d769655fb8af4e2467a5e062888f4d1c22294e9bd84431d3702ad7169c7fb0
run #0: basic kernel testing failed: UBSAN: object-size-mismatch in send4
run #1: basic kernel testing failed: UBSAN: object-size-mismatch in send4
run #2: basic kernel testing failed: UBSAN: object-size-mismatch in send4
run #3: basic kernel testing failed: UBSAN: object-size-mismatch in send4
run #4: basic kernel testing failed: UBSAN: object-size-mismatch in send4
run #5: basic kernel testing failed: UBSAN: object-size-mismatch in send4
run #6: basic kernel testing failed: UBSAN: object-size-mismatch in ip_send_unicast_reply
run #7: basic kernel testing failed: UBSAN: object-size-mismatch in send4
run #8: basic kernel testing failed: UBSAN: object-size-mismatch in send4
run #9: basic kernel testing failed: UBSAN: object-size-mismatch in send4
testing release v5.11
testing commit f40ddce88593482919761f74910f42f4b84c004b gcc
compiler: Debian clang version 13.0.1-6~deb11u1, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 2039ea24602a5c628e536ebfbf5e302b5f89081e515158e3b51a0f4b6174f84d
all runs: basic kernel testing failed: UBSAN: object-size-mismatch in send4
testing release v5.10
testing commit 2c85ebc57b3e1817b6ce1a6b703928e113a90442 gcc
compiler: Debian clang version 13.0.1-6~deb11u1, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: c833316d0d67ac9819e777d6b1ec87c76a255bb0e5e1994657e2bc61470ed44c
run #0: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
run #1: basic kernel testing failed: UBSAN: object-size-mismatch in wg_xmit
run #2: basic kernel testing failed: UBSAN: object-size-mismatch in wg_xmit
run #3: basic kernel testing failed: UBSAN: object-size-mismatch in wg_xmit
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 v5.9
testing commit bbf5c979011a099af5dc76498918ed7df445635b gcc
compiler: Debian clang version 13.0.1-6~deb11u1, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: afa22253c1238ee6bb2aaa5c5eb1c5aad88524ca3225902bddc24e90438901db
all runs: boot failed: UBSAN: null-ptr-deref in corrupted
testing release v5.8
testing commit bcf876870b95592b52519ed4aafcf9d95999bc9c gcc
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: f0d647e725d79e2d68725d88c0992d3547fffa6388398f36e412d29c03a87fe9
all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
testing release v5.7
testing commit 3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162 gcc
compiler: gcc version 8.4.1 20210217 (GCC), GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: b6e948c01f3416e16c660f7c3a5f5dab6ec54c235a7d360d775538612fbb50e5
all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
testing release v5.6
testing commit 7111951b8d4973bda27ff663f2cf18b663d15b48 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 0ba6c1e500764976b9a89c437773354faae67fc31effb8f36cd770f444989596
all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
testing release v5.5
testing commit d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: d6c539eca9ef730bc9920252bc28a16de0ce200ce66169b968ee5cd3314f37ff
all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
testing release v5.4
testing commit 219d54332a09e8d8741c1e1982f5eae56099de85 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 4db219ab50f932eea9b6181e7e5a1a1e33d4aea74278e23767ee944413004ac3
run #0: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
run #1: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
run #2: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
run #3: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
run #4: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
run #5: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
run #6: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
run #7: basic kernel testing failed: KASAN: use-after-free Read in __task_pid_nr_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 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 0110603ef336e7c24c5dc58c312a0d0592a0fc3fce6c2261a4a4bbb9627f3c41
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@10.128.0.33:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.33' (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@10.128.1.87:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.87' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #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@10.128.1.46:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.1.46' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

run #3: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.15.224:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.15.224' (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@10.128.0.114:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.0.114' (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@10.128.15.225:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.15.225' (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@10.128.15.226:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.15.226' (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@10.128.15.227:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.15.227' (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@10.128.10.50:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.10.50' (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@10.128.15.228:./syz-fuzzer"]: exit status 1
Warning: Permanently added '10.128.15.228' (ECDSA) to the list of known hosts.
scp: ./syz-fuzzer: Read-only file system

testing release v5.2
revisions tested: 20, total time: 8h10m53.878158464s (build: 6h22m29.646366713s, test: 1h30m54.576977107s)
error: bisection is taking too long (>8h0m0s), aborting