ci2 starts bisection 2023-11-30 13:11:49.150823804 +0000 UTC m=+44619.797401096
bisecting fixing commit since aff03380bda4d25717170b42c92b54143aec0a36
building syzkaller on 59da83662ae7076f1369c8a5b9dd1245223039df
ensuring issue is reproducible on original commit aff03380bda4d25717170b42c92b54143aec0a36

testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: ca6bd82d4140cefa122f42640894a3be3aaa80431c3ef4e831ad38f255014ec8
all runs: crashed: WARNING: locking bug in ext4_move_extents
representative crash: WARNING: locking bug in ext4_move_extents, types: [LOCKDEP]
check whether we can drop unnecessary instrumentation
disabling configs for [UBSAN BUG KASAN ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 7ea5e0be7484f03727a40fccd49527d4288b05a4ac7325c566953d25fd56c00e
all runs: OK
false negative chance: 0.000
kconfig minimization: base=3703 full=7269 leaves diff=1987
split chunks (needed=false): <1987>
split chunk #0 of len 1987 into 5 parts
testing without sub-chunk 1/5
testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 0d685cb4e35f5b36d2f11b86cbdb77ff1c22fccd8bb130a860fcfbcfb02c823e
all runs: crashed: WARNING: locking bug in ext4_move_extents
representative crash: WARNING: locking bug in ext4_move_extents, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 2/5
testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: b245c38f1892c6889bab4d5677cb4a74d9867cf9587c80a5182d4b033f60be04
all runs: crashed: WARNING: locking bug in ext4_move_extents
representative crash: WARNING: locking bug in ext4_move_extents, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 3/5
testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 012df060d673cf348bfa92123ac6a04b25b8bdb93f960fad4692f9e68d014ae1
all runs: crashed: WARNING: locking bug in ext4_move_extents
representative crash: WARNING: locking bug in ext4_move_extents, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 4/5
testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: b03e3e05353f1a3a1aeb7aae253f121309c91f0c6d4a82e90c3e874f5c7f084e
all runs: crashed: WARNING: locking bug in ext4_move_extents
representative crash: WARNING: locking bug in ext4_move_extents, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 5/5
testing commit aff03380bda4d25717170b42c92b54143aec0a36 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: de821c22c7267b07c873546ea746ba33f43e888b6d986758047507e3317171cf
all runs: crashed: WARNING: locking bug in ext4_move_extents
representative crash: WARNING: locking bug in ext4_move_extents, types: [LOCKDEP]
the chunk can be dropped
determining the merge base between aff03380bda4d25717170b42c92b54143aec0a36 and 3b47bc037bd44f142ac09848e8d3ecccc726be99
8bb7eca972ad531c9b149c0a51ab43a417385813/Linux 5.15 is a merge base, check if it has the bug
testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 2f864fe6eda89924196d2b68060bcc9eac9c0678c8e1f2520dab75eb5f1634ec
all runs: OK
false negative chance: 0.000
reproducer does not crash the merge base, so there's no known bad commit
revisions tested: 8, total time: 1h19m1.372092849s (build: 28m49.307957274s, test: 47m54.974985665s)
crash still not fixed or there were kernel test errors
commit msg: Linux 5.15