ci2 starts bisection 2026-01-22 10:08:18.644577749 +0000 UTC m=+20370.140959304
bisecting fixing commit since e253c52bbdfce1f214777784549a350a8f9ba3b8
building syzkaller on d6526ea3e6ad9081c902859bbb80f9f840377cb4
ensuring issue is reproducible on original commit e253c52bbdfce1f214777784549a350a8f9ba3b8

testing commit e253c52bbdfce1f214777784549a350a8f9ba3b8 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 050efa379956a72c1acc68270e8ba3eb4bd1fe511ae2f5507e92faf3628928b1
run #0: basic kernel testing failed: SYZFAIL: failed to recv rpc
run #1: basic kernel testing failed: SYZFAIL: failed to recv rpc
run #2: basic kernel testing failed: SYZFAIL: failed to recv rpc
run #3: basic kernel testing failed: SYZFAIL: failed to recv rpc
run #4: basic kernel testing failed: SYZFAIL: failed to recv rpc
run #5: basic kernel testing failed: SYZFAIL: failed to recv rpc
run #6: basic kernel testing failed: SYZFAIL: failed to recv rpc
run #7: basic kernel testing failed: SYZFAIL: failed to recv rpc
run #8: basic kernel testing failed: SYZFAIL: failed to recv rpc
run #9: basic kernel testing failed: SYZFAIL: failed to recv rpc
run #10: basic kernel testing failed: SYZFAIL: failed to recv rpc
run #11: basic kernel testing failed: SYZFAIL: failed to recv rpc
run #12: crashed: kernel BUG in ext4_split_extent_at
run #13: crashed: kernel BUG in ext4_split_extent_at
run #14: crashed: kernel BUG in ext4_mb_normalize_request
run #15: crashed: KASAN: out-of-bounds Read in ext4_ext_remove_space
run #16: crashed: kernel BUG in ext4_es_cache_extent
run #17: crashed: KASAN: out-of-bounds Read in ext4_ext_remove_space
run #18: OK
run #19: OK
representative crash: kernel BUG in ext4_split_extent_at, types: [BUG KASAN-READ]
unable to determine the verdict: 2 good runs (wanted 10), for bad wanted 10 in total, got 8
revisions tested: 1, total time: 11m37.236646179s (build: 2m10.640734853s, test: 8m52.034652751s)
error: the crash wasn't reproduced on the original commit