ci starts bisection 2026-08-20 12:26:41.141457185 +0000 UTC m=+254501.879261959
bisecting cause commit starting from dcb68831eac76dbfda1cf5930d3003d938890d34
building syzkaller on 746171eef8d3611ed06d1a92ef68d5bee5031150
ensuring issue is reproducible on original commit dcb68831eac76dbfda1cf5930d3003d938890d34

testing commit dcb68831eac76dbfda1cf5930d3003d938890d34 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 3b2fcd6f4dd1451b3bb79fd6a016a2408409725486dfa356ef09060c99fb8c9e
all runs: crashed: WARNING in futex_hash_allocate
representative crash: WARNING in futex_hash_allocate, types: [WARNING]
check whether we can drop unnecessary instrumentation
disabling configs for [atomic_sleep hang memleak ubsan kasan locking], they are not needed
testing commit dcb68831eac76dbfda1cf5930d3003d938890d34 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: c7dc092cd7efe98ad29b7c259abc5d75a49fdb7be024a72190832f63ab450928
all runs: OK
false negative chance: 0.000
kconfig minimization: base=4175 full=8607 leaves diff=2138
split chunks (needed=false): <2138>
split chunk #0 of len 2138 into 5 parts
testing without sub-chunk 1/5
testing commit dcb68831eac76dbfda1cf5930d3003d938890d34 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: eb8194f767312f22ca7eca0d9669ac3a013d760b7f98a1c8c985f1d762827112
all runs: crashed: WARNING in futex_hash_allocate
representative crash: WARNING in futex_hash_allocate, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 2/5
testing commit dcb68831eac76dbfda1cf5930d3003d938890d34 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 9fe1f3608017f76de70f6246492abb10c99b7ed4d9a4e5e66e0a8b783eeecc18
all runs: crashed: WARNING in futex_hash_allocate
representative crash: WARNING in futex_hash_allocate, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 3/5
testing commit dcb68831eac76dbfda1cf5930d3003d938890d34 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: aaf150399f3bdbc2e8d851bbe97aae3639d79cb680b52239b00184be7ea8f4f0
all runs: crashed: WARNING in futex_hash_allocate
representative crash: WARNING in futex_hash_allocate, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 4/5
testing commit dcb68831eac76dbfda1cf5930d3003d938890d34 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 830a942be0aa91581c03e4a095f8f3ecfb57c4e34bd103c67b7c71f3a6b59732
all runs: crashed: WARNING in futex_hash_allocate
representative crash: WARNING in futex_hash_allocate, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 5/5
testing commit dcb68831eac76dbfda1cf5930d3003d938890d34 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 821e1262b4a284dce1498248c771299fd4089866deedce56b920f6b0385e078d
all runs: crashed: WARNING in futex_hash_allocate
representative crash: WARNING in futex_hash_allocate, types: [WARNING]
the chunk can be dropped
picked [v7.1 v7.0 v6.19 v6.17 v6.15 v6.13 v6.11 v6.9 v6.6 v6.3 v6.0 v5.17 v5.14 v5.11 v5.8 v5.5 v5.2 v4.20 v4.19] out of 44 release tags
testing release v7.1
testing commit 8cd9520d35a6c38db6567e97dd93b1f11f185dc6 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 08d6612ec104d9c6730058deb1e0bd22c06a4969f1d0f0aa7023901c48b4242f
all runs: OK
false negative chance: 0.000
# git bisect start dcb68831eac76dbfda1cf5930d3003d938890d34 8cd9520d35a6c38db6567e97dd93b1f11f185dc6
Bisecting: 8952 revisions left to test after this (roughly 13 steps)
[00d07402df810b4dce0ae6828f4a292c20bab916] Merge tag 'ata-7.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/libata/linux

revisions tested: 8, total time: 13h39m7.327696651s (build: 11h16m45.195686141s, test: 1h12m8.969453155s)
error: bisection is taking too long (>12h0m0s), aborting