ci2 starts bisection 2024-05-21 17:58:25.084191763 +0000 UTC m=+39552.625763383
bisecting fixing commit since 6741e066ec7633450d3186946035c1f80c4226b8
building syzkaller on acc528cbf40c42eb112d2ce66c5f778bd4a397fb
ensuring issue is reproducible on original commit 6741e066ec7633450d3186946035c1f80c4226b8

testing commit 6741e066ec7633450d3186946035c1f80c4226b8 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 8bfc8594af70c9cfe8b2b133ff885bcccc01343aa2d0f8300c07028177228e25
run #0: crashed: possible deadlock in chmod_common
run #1: crashed: possible deadlock in chmod_common
run #2: crashed: possible deadlock in chmod_common
run #3: crashed: possible deadlock in chmod_common
run #4: crashed: possible deadlock in chmod_common
run #5: crashed: possible deadlock in chmod_common
run #6: crashed: possible deadlock in chmod_common
run #7: crashed: possible deadlock in chmod_common
run #8: crashed: possible deadlock in chmod_common
run #9: crashed: possible deadlock in chmod_common
run #10: crashed: INFO: rcu detected stall in corrupted
run #11: crashed: possible deadlock in chmod_common
run #12: crashed: possible deadlock in chmod_common
run #13: crashed: INFO: rcu detected stall in corrupted
run #14: crashed: INFO: rcu detected stall in corrupted
run #15: crashed: INFO: rcu detected stall in corrupted
run #16: crashed: INFO: rcu detected stall in corrupted
run #17: crashed: INFO: rcu detected stall in corrupted
run #18: crashed: INFO: rcu detected stall in corrupted
run #19: crashed: INFO: rcu detected stall in corrupted
representative crash: possible deadlock in chmod_common, types: [LOCKDEP]
check whether we can drop unnecessary instrumentation
disabling configs for [BUG KASAN ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit 6741e066ec7633450d3186946035c1f80c4226b8 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: b65d26ffd95ceea52386b4277856f58440d77f9e918af727518755dd60255f27
run #0: crashed: possible deadlock in chmod_common
run #1: crashed: INFO: rcu detected stall in corrupted
run #2: crashed: possible deadlock in chmod_common
run #3: crashed: INFO: rcu detected stall in corrupted
run #4: crashed: INFO: rcu detected stall in corrupted
run #5: crashed: INFO: rcu detected stall in corrupted
run #6: crashed: INFO: rcu detected stall in corrupted
run #7: crashed: INFO: rcu detected stall in corrupted
run #8: crashed: INFO: rcu detected stall in corrupted
run #9: crashed: INFO: rcu detected stall in corrupted
representative crash: INFO: rcu detected stall in corrupted, types: [HANG]
the bug reproduces without the instrumentation
disabling configs for [HANG LEAK UBSAN BUG KASAN ATOMIC_SLEEP], they are not needed
kconfig minimization: base=7493 full=9693 leaves diff=1930
split chunks (needed=false): <1930>
split chunk #0 of len 1930 into 5 parts
testing without sub-chunk 1/5
disabling configs for [LEAK UBSAN BUG KASAN ATOMIC_SLEEP HANG], they are not needed
testing commit 6741e066ec7633450d3186946035c1f80c4226b8 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 8a9fa0e78e7dee67d7f992fe3c7846c5ee2f385c3ee464fae47b4688ae9655c3
run #0: crashed: possible deadlock in chmod_common
run #1: crashed: possible deadlock in chmod_common
run #2: crashed: possible deadlock in chmod_common
run #3: crashed: INFO: rcu detected stall in corrupted
run #4: crashed: INFO: rcu detected stall in corrupted
run #5: crashed: INFO: rcu detected stall in corrupted
run #6: crashed: INFO: rcu detected stall in corrupted
run #7: crashed: INFO: rcu detected stall in corrupted
run #8: crashed: INFO: rcu detected stall in corrupted
run #9: crashed: INFO: rcu detected stall in corrupted
representative crash: INFO: rcu detected stall in corrupted, types: [HANG LOCKDEP]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed
testing commit 6741e066ec7633450d3186946035c1f80c4226b8 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 7ef90ed76d1650383deaac6c6e6cd42800c11db10498940413e05662f0931d46
all runs: boot failed: can't ssh into the instance
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
testing without sub-chunk 3/5
disabling configs for [LEAK UBSAN BUG KASAN ATOMIC_SLEEP HANG], they are not needed
testing commit 6741e066ec7633450d3186946035c1f80c4226b8 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: fdbe5e2ff06c5dcd501cab9a2fe4f0099cb064c1768e85331bc039e8a2a0c842
all runs: crashed: possible deadlock in chmod_common
representative crash: possible deadlock in chmod_common, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [UBSAN BUG KASAN ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 6741e066ec7633450d3186946035c1f80c4226b8 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4b5e657505d7ad75e7ec8766565da2f05954dafe6312992a24acac1bae9fadc6
repro testing failure: failed to create VM pool: failed to delete GCE image: failed to delete image: googleapi: Error 503: Internal error. Please try again or contact Google Support. (Code: '618FB72C13D3B.1C54655.F90D4CCA'), backendError
revisions tested: 6, total time: 1h4m16.477969419s (build: 36m6.513114132s, test: 26m22.169331361s)
error: config minimization failed: repro testing failure: failed to create VM pool: failed to delete GCE image: failed to delete image: googleapi: Error 503: Internal error. Please try again or contact Google Support. (Code: '618FB72C13D3B.1C54655.F90D4CCA'), backendError