ci2 starts bisection 2025-10-29 23:25:57.208001321 +0000 UTC m=+212657.699953917
bisecting fixing commit since 3594f306da129190de25938b823f353ef7f9e322
building syzkaller on c6b4fb399236b655a39701fd51c33522caa06811
ensuring issue is reproducible on original commit 3594f306da129190de25938b823f353ef7f9e322

testing commit 3594f306da129190de25938b823f353ef7f9e322 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: d88178d281662c05aa76fb72a43f12fab3eaaab26acfb3bd7b526c2921aaff37
all runs: crashed: kernel BUG in set_state_bits
representative crash: kernel BUG in set_state_bits, types: [BUG]
check whether we can drop unnecessary instrumentation
disabling configs for [atomic_sleep hang memleak ubsan kasan locking], they are not needed
testing commit 3594f306da129190de25938b823f353ef7f9e322 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 918252f91c70e065905cfcccc151b705cc1b06cfb1bc810b2e128bbadb4ba17a
all runs: crashed: kernel BUG in set_state_bits
representative crash: kernel BUG in set_state_bits, types: [BUG]
the bug reproduces without the instrumentation
disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed
kconfig minimization: base=7505 full=9720 leaves diff=1996
split chunks (needed=false): <1996>
split chunk #0 of len 1996 into 5 parts
testing without sub-chunk 1/5
disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed
testing commit 3594f306da129190de25938b823f353ef7f9e322 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 646ad1fb8f30ceb87ca0f6a62f5acf6355e584cecc62633362313a59f8d40028
all runs: crashed: kernel BUG in set_state_bits
representative crash: kernel BUG in set_state_bits, types: [BUG]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed
testing commit 3594f306da129190de25938b823f353ef7f9e322 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: a85c23b1bdfadedc6ba7ddaafb79f4cd4e2cf029239a6d236c2abd749cc45076
all runs: crashed: kernel BUG in set_state_bits
representative crash: kernel BUG in set_state_bits, types: [BUG]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed
testing commit 3594f306da129190de25938b823f353ef7f9e322 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: d46f57a497178724f7a02031df8d1837a3f97347c51ea89a5ae24b01344fcdbe
all runs: crashed: kernel BUG in set_state_bits
representative crash: kernel BUG in set_state_bits, types: [BUG]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed
testing commit 3594f306da129190de25938b823f353ef7f9e322 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 70745a530f42945236e734721c69cbe0f03a02661ff5ef4e42ba7b025718738c
all runs: crashed: kernel BUG in set_state_bits
representative crash: kernel BUG in set_state_bits, types: [BUG]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed
testing commit 3594f306da129190de25938b823f353ef7f9e322 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: c3794f7b97e8716e06f0ded7c55b8cff4c618e4925c3942780e37a477788a07b
all runs: crashed: kernel BUG in set_state_bits
representative crash: kernel BUG in set_state_bits, types: [BUG]
the chunk can be dropped
disabling configs for [locking atomic_sleep hang memleak ubsan kasan], they are not needed
determining the merge base between 3594f306da129190de25938b823f353ef7f9e322 and e53642b87a4f4b03a8d7e5f8507fc3cd0c595ea6
830b3c68c1fb1e9176028d02ef86f3cf76aa2476/Linux 6.1 is a merge base, check if it has the bug
testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 1a2e8f70c4b46e3eb5b8aec6d4bffdd8769c92df064b747aad8797e86ad71037
run #0: basic kernel testing failed: kernel BUG in page_table_check_set
run #1: basic kernel testing failed: kernel BUG in page_table_check_set
run #2: basic kernel testing failed: kernel BUG in page_table_check_set
run #3: basic kernel testing failed: kernel BUG in page_table_check_set
run #4: basic kernel testing failed: kernel BUG in page_table_check_set
run #5: basic kernel testing failed: kernel BUG in page_table_check_set
run #6: basic kernel testing failed: kernel BUG in page_table_check_set
run #7: basic kernel testing failed: kernel BUG in page_table_check_set
run #8: basic kernel testing failed: kernel BUG in page_table_check_set
run #9: basic kernel testing failed: failed to copy syz-execprog to VM: timedout after 1m0s ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_arm64/syz-execprog" "root@10.128.1.72:./syz-execprog"]
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
reproducer does not crash the merge base, so there's no known bad commit
revisions tested: 8, total time: 2h5m37.898204903s (build: 1h21m31.390418652s, test: 40m7.847531411s)
crash still not fixed or there were kernel test errors
commit msg: Linux 6.1