bisecting cause commit starting from 234d53d2bb60a9436a6d4d55bef1712613b79014
building syzkaller on 4f0000ee28dffdfa5be45c94f77c16ec68994384
testing commit 234d53d2bb60a9436a6d4d55bef1712613b79014
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: ca746e1da8ea0808a21352eaec9041c9743abaa1b17cf069cde7bf0a4ab85f95
run #0: crashed: BUG: workqueue lockup
run #1: crashed: BUG: workqueue lockup
run #2: crashed: BUG: workqueue lockup
run #3: crashed: BUG: workqueue lockup
run #4: crashed: BUG: workqueue lockup
run #5: crashed: BUG: workqueue lockup
run #6: crashed: BUG: workqueue lockup
run #7: crashed: BUG: workqueue lockup
run #8: crashed: BUG: workqueue lockup
run #9: crashed: BUG: workqueue lockup
run #10: crashed: BUG: workqueue lockup
run #11: crashed: BUG: workqueue lockup
run #12: crashed: BUG: workqueue lockup
run #13: crashed: BUG: workqueue lockup
run #14: crashed: BUG: workqueue lockup
run #15: crashed: BUG: workqueue lockup
run #16: crashed: BUG: workqueue lockup
run #17: crashed: BUG: workqueue lockup
run #18: 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" "/tmp/syz-executor970361127" "root@10.128.1.225:./syz-executor970361127"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.1.225 port 22 timed out
lost connection

run #19: 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" "/tmp/syz-executor197686362" "root@10.128.1.53:./syz-executor197686362"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.1.53 port 22 timed out
lost connection

testing release v5.10.75
testing commit 3a9842b42e421f6496a78a42a123639cf6d7ed31
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 0f58233fcd3fc30c891accdbe05e54373f046045a78a751505c13e9d319422a8
run #0: crashed: BUG: workqueue lockup
run #1: crashed: BUG: workqueue lockup
run #2: crashed: BUG: workqueue lockup
run #3: crashed: BUG: workqueue lockup
run #4: crashed: BUG: workqueue lockup
run #5: crashed: BUG: workqueue lockup
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: basic kernel testing failed: failed to copy 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" "/tmp/syz-executor720354460" "root@10.128.10.48:./syz-executor720354460"]: exit status 1
ssh: connect to host 10.128.10.48 port 22: Connection timed out
lost connection

testing release v5.10.74
testing commit 77434fe5a077f05f0851931d6a71d1098b6004f8
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 49b8ce076d592ffbc125392bc0ab05f9685e1b0389bdabc2d63b77a8e5f9bb4a
run #0: crashed: BUG: workqueue lockup
run #1: crashed: BUG: workqueue lockup
run #2: crashed: BUG: workqueue lockup
run #3: crashed: BUG: workqueue lockup
run #4: crashed: BUG: workqueue lockup
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: 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" "/tmp/syz-executor628074030" "root@10.128.10.17:./syz-executor628074030"]: exit status 1
ssh: connect to host 10.128.10.17 port 22: Connection timed out
lost connection

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" "/tmp/syz-executor193736629" "root@10.128.10.19:./syz-executor193736629"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.10.19 port 22 timed out
lost connection

testing release v5.10.73
testing commit 0268aa579b1f741b12300bc7f084ffe990cfde5f
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 6a2ac16031118682e178c34fc86d4d9e2136471c0f25c7dec8d7a0e4b6d8e03a
run #0: crashed: BUG: workqueue lockup
run #1: crashed: BUG: workqueue lockup
run #2: crashed: BUG: workqueue lockup
run #3: crashed: BUG: workqueue lockup
run #4: crashed: BUG: workqueue lockup
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: basic kernel testing failed: failed to copy 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" "/tmp/syz-executor610274735" "root@10.128.10.24:./syz-executor610274735"]: exit status 1
ssh: connect to host 10.128.10.24 port 22: Connection timed out
lost connection

testing release v5.10.72
testing commit 5aa003b38148d584f20455ecac85c51187d0b71e
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 8881cdb8b8358f2c29f815dcfc1dbcdea8caf91daea508ee959c3cf32e672462
run #0: crashed: BUG: workqueue lockup
run #1: crashed: BUG: workqueue lockup
run #2: crashed: BUG: workqueue lockup
run #3: crashed: BUG: workqueue lockup
run #4: crashed: no output from test machine
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: basic kernel testing failed: failed to copy 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" "/tmp/syz-executor263619001" "root@10.128.10.37:./syz-executor263619001"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.10.37 port 22 timed out
lost connection

testing release v5.10.71
testing commit 5cd40b137cba45a5a3d0b9a8554f779a3e0e93b4
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 261d8ad0b48108ed514942b4b4b4d66f3eb438020d59fb1aa9db2a3ea14d80bf
run #0: crashed: BUG: workqueue lockup
run #1: crashed: BUG: workqueue lockup
run #2: crashed: BUG: workqueue lockup
run #3: crashed: BUG: workqueue lockup
run #4: crashed: BUG: workqueue lockup
run #5: crashed: BUG: workqueue lockup
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: basic kernel testing failed: failed to copy 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" "/tmp/syz-executor423323731" "root@10.128.1.26:./syz-executor423323731"]: exit status 1
ssh: connect to host 10.128.1.26 port 22: Connection timed out
lost connection

testing release v5.10.70
testing commit f93026b28e2afe5060a493b0bbcee19d12961b7e
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 8f9e21c2fabb663c9d3fb2f599d3e81bdbc30c61d74504d3b4569881ef58f837
run #0: crashed: BUG: workqueue lockup
run #1: crashed: BUG: workqueue lockup
run #2: crashed: BUG: workqueue lockup
run #3: crashed: BUG: workqueue lockup
run #4: crashed: BUG: workqueue lockup
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
testing release v5.10.69
testing commit 5f4196eaa90c139ac470111b8e2deabf5f283baa
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: c4ae6ec6ec1c240cca011f23d973a317e48be2ce60b765bdc9dee464893fb806
run #0: crashed: BUG: workqueue lockup
run #1: crashed: BUG: workqueue lockup
run #2: crashed: BUG: workqueue lockup
run #3: crashed: BUG: workqueue lockup
run #4: crashed: BUG: workqueue lockup
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: basic kernel testing failed: failed to copy 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" "/tmp/syz-executor262859064" "root@10.128.1.208:./syz-executor262859064"]: exit status 1
ssh: connect to host 10.128.1.208 port 22: Connection timed out
lost connection

testing release v5.10.68
testing commit 4d8524048a35c03ff04c25ca1bcdf569f9aeb14a
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 9bf71afc1c6e152b23b0fd1e0dcd9f4beb521383f6516ef112afd17261d3811f
run #0: crashed: BUG: workqueue lockup
run #1: crashed: BUG: workqueue lockup
run #2: crashed: BUG: workqueue lockup
run #3: crashed: BUG: workqueue lockup
run #4: crashed: BUG: workqueue lockup
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: basic kernel testing failed: failed to copy 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" "/tmp/syz-executor193022250" "root@10.128.0.55:./syz-executor193022250"]: exit status 1
ssh: connect to host 10.128.0.55 port 22: Connection timed out
lost connection

testing release v5.10.67
testing commit faf816b0f8d0fa8ea24f579fb6a51e5ed3efd750
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: a18ad606c4de0a2bdeb033ade4c8ce24eabea33e516e968379533a1ee05767da
run #0: crashed: BUG: workqueue lockup
run #1: crashed: BUG: workqueue lockup
run #2: crashed: BUG: workqueue lockup
run #3: crashed: BUG: workqueue lockup
run #4: crashed: no output from test machine
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
testing release v5.10.66
testing commit 44a32dcb2fb5598dc8b61645852df0ea829aeace
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: ecc0ab6dc3dc4b191f7c3c1766c0f716e09833228c5b87e2dc81e895edab131b
run #0: crashed: BUG: workqueue lockup
run #1: crashed: BUG: workqueue lockup
run #2: crashed: BUG: workqueue lockup
run #3: crashed: BUG: workqueue lockup
run #4: crashed: BUG: workqueue lockup
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: basic kernel testing failed: failed to copy 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" "/tmp/syz-executor685041243" "root@10.128.0.228:./syz-executor685041243"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.0.228 port 22 timed out
lost connection

testing release v5.10.65
testing commit c31c2cca229aa5280d108618bb264c713840a4c2
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 376810e6824b0f76a36cd641f801ae54b80aadcd0136278a69c64d205bee4ec2
run #0: crashed: BUG: workqueue lockup
run #1: crashed: BUG: workqueue lockup
run #2: crashed: BUG: workqueue lockup
run #3: crashed: no output from test machine
run #4: crashed: no output from test machine
run #5: crashed: no output from test machine
run #6: crashed: no output from test machine
run #7: crashed: no output from test machine
run #8: 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" "/tmp/syz-executor334636357" "root@10.128.10.20:./syz-executor334636357"]: exit status 1
ssh: connect to host 10.128.10.20 port 22: Connection timed out
lost connection

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" "/tmp/syz-executor416889312" "root@10.128.10.21:./syz-executor416889312"]: exit status 1
ssh: connect to host 10.128.10.21 port 22: Connection timed out
lost connection

testing release v5.10.64
testing commit cb83afdc0b865d7c8a74d2b2a1f7dd393e1d196d
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 6e35b7c1325f6346a16c21a5b768a90b8e9fc4403c99eda0f5cd5108b680fa4f
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #6: crashed: BUG: workqueue lockup
run #7: crashed: BUG: workqueue lockup
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
testing release v5.10.63
testing commit e07f317d5a289f06b7eb9025d2ada744cf22c940
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 46eeb798a2966e67a9c52047eaac571d62df7cbf332b01a44afed6ea9c36aea3
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: workqueue lockup
run #6: crashed: BUG: workqueue lockup
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: basic kernel testing failed: failed to copy 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" "/tmp/syz-executor783700553" "root@10.128.0.229:./syz-executor783700553"]: exit status 1
ssh: connect to host 10.128.0.229 port 22: Connection timed out
lost connection

testing release v5.10.62
testing commit f6dd002450bf7b9143aff3af42ad1e12efe9a4f8
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: efcb4cf039ca2bcd77efc2e01c3c75287e0c1fdbe6cc7d70db119cb814483f64
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #6: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #7: crashed: BUG: workqueue lockup
run #8: crashed: BUG: workqueue lockup
run #9: crashed: BUG: workqueue lockup
testing release v5.10.61
testing commit 452ea6a15ed2ac74789b7b3513777cc94ea3b751
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 8e0fff818e51feee8944a12001b04e47cd240099f9ca6a34b9af4df506325a81
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #6: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: crashed: BUG: scheduling while atomic: syz-executor/ADDR
testing release v5.10.60
testing commit 2c5bd949b1df3f9fb109107b3d766e2ebabd7238
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: fcefbbdec7d9ed1512c41dcd2b0a3ceeb81525fbc8b46f68bf8730d54563242a
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: workqueue lockup
run #6: crashed: BUG: workqueue lockup
run #7: crashed: BUG: workqueue lockup
run #8: crashed: BUG: workqueue lockup
run #9: crashed: no output from test machine
testing release v5.10.59
testing commit 5805e5eec901e830c7741d4916270d0b9cfd6743
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: c4cf5d74947db8428e948db55d97823695a9e9e5e415447543fdeec99f47ae34
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: workqueue lockup
run #5: crashed: BUG: workqueue lockup
run #6: crashed: BUG: workqueue lockup
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
testing release v5.10.58
testing commit 132a8267adabd645476b542b3b132c1b91988fe8
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 5e22307872535512591bfabd2cfb14cbc8df65ba4fc17eb051ec73538bc4cb5c
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #6: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #7: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #8: crashed: BUG: workqueue lockup
run #9: crashed: no output from test machine
testing release v5.10.57
testing commit 1cd6e30b83d741562b55bf5b7763b1238a91150c
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: fbab0716422ce86945eb276fd02274e8e1e92132b1d1d0c6c297eade5d4eebd9
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: workqueue lockup
run #4: crashed: BUG: workqueue lockup
run #5: crashed: BUG: workqueue lockup
run #6: crashed: BUG: workqueue lockup
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
testing release v5.10.56
testing commit 9746c25334cb364ab6651ee6dfd4cab3218d0c06
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: d092cfde8ba75b1d6fcdb6a03ff60c61eb5355f194b480a6c9dec53d916b1ca9
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: workqueue lockup
run #5: crashed: BUG: workqueue lockup
run #6: crashed: BUG: workqueue lockup
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
testing release v5.10.55
testing commit 11fe69a17195cf58eff523f26f90de50660d0100
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 4cfc27b07b865f6356af8a6ef95b65f679c4d395d1e3c6bdbbfcc48967cdfc81
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: workqueue lockup
run #6: crashed: BUG: workqueue lockup
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
testing release v5.10.54
testing commit 08277b9dde633e1447e96b8cb89da2b40f96ae69
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 3c703489c01fb13356b886a46ea79c720e225f27f0f0f3477d05e8aeb297bca8
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: workqueue lockup
run #6: crashed: BUG: workqueue lockup
run #7: crashed: BUG: workqueue lockup
run #8: crashed: BUG: workqueue lockup
run #9: crashed: no output from test machine
testing release v5.10.53
testing commit 71046eac2db9aeccf10763d034a1a123911c9a81
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: e67c95b94729132ae01c369c610f13398dfabf73662e4677b280472002d73ec6
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: workqueue lockup
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: workqueue lockup
run #5: crashed: BUG: workqueue lockup
run #6: crashed: BUG: workqueue lockup
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: basic kernel testing failed: failed to copy 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" "/tmp/syz-executor837877710" "root@10.128.10.12:./syz-executor837877710"]: exit status 1
Connection timed out during banner exchange
Connection to 10.128.10.12 port 22 timed out
lost connection

testing release v5.10.52
testing commit 2cd5fe24a7f025448f19d98c4f4c45ff79ce0784
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 63f72fe15bbf1cb9113862d8641e3d306d41da9640eebc43d0453a21b56749c0
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: workqueue lockup
run #6: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
testing release v5.10.51
testing commit f68261346518c970aea06e6fb3eb031247340400
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 367527e3aa01335a3339f48aad942ca90e23110290eced0d8a01064d785e88d9
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #6: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #7: crashed: BUG: workqueue lockup
run #8: crashed: BUG: workqueue lockup
run #9: crashed: no output from test machine
testing release v5.10.50
testing commit 43b0742ef44c30f202afbf8355e9326710af9ca1
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 0e992a5808b5ee0aea65973eb5f60c082b11763b16dbf44b17a559b5e673791d
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #6: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #7: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #8: crashed: BUG: workqueue lockup
run #9: crashed: no output from test machine
testing release v5.10.49
testing commit 904ad453baa0aae7189ebd07f0d43cb694fb2987
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 065eaa43f3b2e431f6285f3b81097a6922a4389d38b5c4b4414880f9bbaceccb
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #6: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #7: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
testing release v5.10.48
testing commit a09a52277207fa79fc1aa7c32be6035c264a79c4
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: fe9cdeadcb1fd98a9baa9806e01f32f8ca8bbaef1a073c970a96f5df58bc76ca
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: workqueue lockup
run #6: crashed: BUG: workqueue lockup
run #7: crashed: BUG: workqueue lockup
run #8: crashed: BUG: workqueue lockup
run #9: crashed: no output from test machine
testing release v5.10.47
testing commit 4357ae26d4cd133a86982f23cb6b321304faac50
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 0c6a75c609086d1d789e5887a0eabbc3a4e077a1d65540cfadcfe1e1f97a37e0
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #6: crashed: BUG: workqueue lockup
run #7: crashed: BUG: workqueue lockup
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
testing release v5.10.46
testing commit 3de043c6851d7c604e0cabdf8e2aca7797952aa9
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: ff9a8e6a47c37949d860ff4fbac5f6954ae29ba64fffc4968b1e24e5282b6b0b
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #5: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #6: crashed: BUG: workqueue lockup
run #7: crashed: BUG: workqueue lockup
run #8: crashed: no output from test machine
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" "/tmp/syz-executor608177974" "root@10.128.0.144:./syz-executor608177974"]: exit status 1
ssh: connect to host 10.128.0.144 port 22: Connection timed out
lost connection

testing release v5.10.45
testing commit 037a447b7a0baa71593cb9a57ac7bdb7b9303c01
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 6b27f9a65a9b89ce6b58c1dcebd1b68300a30ffe577459d1579bf32a75e26e77
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: workqueue lockup
run #5: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #6: crashed: BUG: workqueue lockup
run #7: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
testing release v5.10.44
testing commit f2b1fc360fa1283b61359f232c6965f4170260f0
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: ae691e743bda1584ae42c795f5c68f2fce4a2a4d8a77e8934e994849e6a4be8e
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #2: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #3: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #4: crashed: BUG: workqueue lockup
run #5: crashed: BUG: workqueue lockup
run #6: crashed: BUG: workqueue lockup
run #7: crashed: BUG: workqueue lockup
run #8: crashed: BUG: workqueue lockup
run #9: crashed: BUG: workqueue lockup
testing release v5.10.43
testing commit 951358a824f96be927ae50fad1e72e05bbb57b56
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 11c89579516b3fae95b446109e26aa8bd0acecdca8f50b66b2b7ab63ff6df957
run #0: crashed: BUG: scheduling while atomic: syz-executor/ADDR
run #1: crashed: BUG: workqueue lockup
run #2: crashed: BUG: workqueue lockup
run #3: crashed: BUG: workqueue lockup
run #4: crashed: BUG: workqueue lockup
run #5: crashed: BUG: workqueue lockup
run #6: crashed: BUG: workqueue lockup
run #7: crashed: no output from test machine
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
testing release v5.10.42
testing commit 65859eca4dff1af0db5e36d1cfbac15b834c6a65
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: a7af128aa2b2eddc9a88008f43b68fc8a6a84592e07457bd26a16565e61f4013
all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
testing release v5.10.41
testing commit 33069919e2dce440d3b8cd101b18f37bb35bdddf
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: aa0225f932659cf2881f9f5e4bc4813ccebe1c8de9fb2c96aabfaf62e0bf558f
all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
testing release v5.10.40
testing commit 4068786a86905a7a358b9fe1327a480f08fb6a40
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 8e93602f361fa528a87d8627fc56bf23b99d764deaedfb2c0ed1fd22031d7c9b
all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
testing release v5.10.39
testing commit b561d56bcd16ef44705d4e92f1e9c4d5e63f157f
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: e88395a07d82e22ce9d62a9ecf03ab9794d523adab05899c29f4732f0a23c345
all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
testing release v5.10.38
testing commit 689e89aee55c565fe90fcdf8a7e53f2f976c5946
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: ad94166cc91a95b02620197ca78628bbf84f3d056bf8ee62602f0004bd980b5c
all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
testing release v5.10.37
testing commit e97bd1e03e6ef58ec47ee7f085f8c14ed6329cf7
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 7e732885433d9c68f6d4cbf2d98aa8803a88b64bb057950ba41bdd6e105cb267
all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
testing release v5.10.36
testing commit 72bb632d15f2eabf22b085d79590125a6e2e1aa3
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 5504427e54813361b6a997abbc78dfa1f0dbf3ade16351dc929b5a11e508a92b
all runs: basic kernel testing failed: KASAN: use-after-free Read in task_active_pid_ns
testing release v5.10.35
revisions tested: 41, total time: 8h5m40.333590202s (build: 3h22m7.742222212s, test: 4h40m19.859505223s)
error: bisection is taking too long (>8h0m0s), aborting