ci2 starts bisection 2024-09-09 16:37:21.866429993 +0000 UTC m=+16489.607472170
bisecting fixing commit since a1c449d00ff8ce2c5fcea5f755df682d1f6bc2ef
building syzkaller on 134ddc025fb837f827d37ff644a85794a9554175
ensuring issue is reproducible on original commit a1c449d00ff8ce2c5fcea5f755df682d1f6bc2ef

testing commit a1c449d00ff8ce2c5fcea5f755df682d1f6bc2ef gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4ec904dd2b1f50f854e276db1a76cf7a73d383691fa7db2909f887f5d96997bf
run #0: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc006e4c280] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #1: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc00412a050] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #2: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc00412a190] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #3: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc006e4c4b0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #4: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc006e4c5a0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #5: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc006e4c690] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #6: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc006e4caf0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #7: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc006e4cbe0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #8: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc00412a5a0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #9: crashed: kernel BUG in btrfs_free_tree_block
run #10: crashed: WARNING in btrfs_space_info_update_bytes_may_use
run #11: crashed: kernel BUG in btrfs_free_tree_block
run #12: crashed: INFO: rcu detected stall in corrupted
run #13: crashed: kernel BUG in btrfs_free_tree_block
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: INFO: rcu detected stall in corrupted, types: [HANG BUG]
check whether we can drop unnecessary instrumentation
disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit a1c449d00ff8ce2c5fcea5f755df682d1f6bc2ef gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 758b12d81c9533d926ef8a2caf053d2d291f43605413f95a1e6f52355a63ffb9
run #0: crashed: INFO: rcu detected stall in corrupted
run #1: crashed: INFO: rcu detected stall in corrupted
run #2: crashed: INFO: rcu detected stall in corrupted
run #3: crashed: kernel BUG in btrfs_free_tree_block
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: INFO: rcu detected stall in corrupted, types: [HANG BUG]
the bug reproduces without the instrumentation
disabling configs for [LOCKDEP ATOMIC_SLEEP LEAK UBSAN KASAN], they are not needed
kconfig minimization: base=7496 full=9690 leaves diff=1939
split chunks (needed=false): <1939>
split chunk #0 of len 1939 into 5 parts
testing without sub-chunk 1/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN], they are not needed
testing commit a1c449d00ff8ce2c5fcea5f755df682d1f6bc2ef gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 498ee94d707cc7e56b35c5d054cb5b71bbdfaac77413012acb1143e05760c038
run #0: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc00692b220] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #1: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc002b320a0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #2: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc00d6562d0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #3: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc00d656500] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #4: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc00d656780] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #5: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc007368370] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #6: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc00d656870] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #7: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc00d656e60] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #8: crashed: INFO: rcu detected stall in corrupted
run #9: crashed: INFO: rcu detected stall in corrupted
run #10: crashed: INFO: rcu detected stall in corrupted
run #11: crashed: INFO: rcu detected stall in corrupted
run #12: crashed: INFO: rcu detected stall in corrupted
run #13: crashed: kernel BUG in btrfs_free_tree_block
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: INFO: rcu detected stall in corrupted, types: [HANG]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN], they are not needed
testing commit a1c449d00ff8ce2c5fcea5f755df682d1f6bc2ef gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: ab4cf8b51ea064740c77b756fbe6581de800943158593b0171e60a44a3a13335
run #0: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0027fa0a0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #1: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc002b337c0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #2: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0056900f0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #3: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0042c6be0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #4: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc00496b4f0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #5: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc005690550] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #6: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0056906e0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #7: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0042c6f50] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #8: boot failed: can't ssh into the instance
run #9: boot failed: can't ssh into the instance
run #10: boot failed: can't ssh into the instance
run #11: boot failed: can't ssh into the instance
run #12: boot failed: can't ssh into the instance
run #13: boot failed: can't ssh into the instance
run #14: boot failed: can't ssh into the instance
run #15: boot failed: can't ssh into the instance
run #16: boot failed: can't ssh into the instance
run #17: boot failed: can't ssh into the instance
run #18: boot failed: can't ssh into the instance
run #19: boot failed: can't ssh into the instance
unable to determine the verdict: 0 good runs (wanted 15), for bad wanted 10 in total, got 0
testing without sub-chunk 3/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN], they are not needed
testing commit a1c449d00ff8ce2c5fcea5f755df682d1f6bc2ef gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 557c48bbc32dfbf5f482a7ec5cc34ca0ec9365b1447091ad7929d28228701de8
run #0: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc003bdea00] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #1: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc007368230] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #2: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc001f28140] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #3: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0073684b0] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #4: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc007368960] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #5: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc007368a50] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #6: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc007368b90] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #7: infra problem: create instance operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc005690140] Location: Message:Quota 'T2A_CPUS' exceeded.  Limit: 125.0 in region us-central1. ForceSendFields:[] NullFields:[]}.
run #8: crashed: kernel BUG in btrfs_free_tree_block
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: kernel BUG in btrfs_free_tree_block, types: [BUG]
reproducer is flaky (1.00 repro chance estimate)
revisions tested: 5, total time: 1h51m47.374598006s (build: 1h1m12.706065421s, test: 48m56.738710785s)
error: config minimization failed: unable to determine the verdict because of infra errors