ci starts bisection 2026-10-07 17:57:48.215956741 +0000 UTC m=+16389.290968534
bisecting cause commit starting from 704340f1cd0dcef829eb62f5b48ae95a2ce17bdf
building syzkaller on 924033e8563a7d1a4ffcdc7fa0ae0eaa23ce5579
ensuring issue is reproducible on original commit 704340f1cd0dcef829eb62f5b48ae95a2ce17bdf

testing commit 704340f1cd0dcef829eb62f5b48ae95a2ce17bdf gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 04061ffcd075bf2e613d26672f2c329b229b8f188c3cec4f9411b58651c12d7d
all runs: crashed: KASAN: slab-use-after-free Read in atkbd_event_work
representative crash: KASAN: slab-use-after-free Read in atkbd_event_work, types: [KASAN-USE-AFTER-FREE-READ]
check whether we can drop unnecessary instrumentation
disabling configs for [atomic_sleep hang memleak ubsan bug_or_warning locking], they are not needed
testing commit 704340f1cd0dcef829eb62f5b48ae95a2ce17bdf gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: e16e6590f3b9e981cced12d33e9de4ab073aea56af8fedb1f06ba96242bda293
all runs: crashed: KASAN: slab-use-after-free Read in atkbd_event_work
representative crash: KASAN: slab-use-after-free Read in atkbd_event_work, types: [KASAN-USE-AFTER-FREE-READ]
the bug reproduces without the instrumentation
disabling configs for [locking atomic_sleep hang memleak ubsan bug_or_warning], they are not needed
kconfig minimization: base=4175 full=8661 leaves diff=2142
split chunks (needed=false): <2142>
split chunk #0 of len 2142 into 5 parts
testing without sub-chunk 1/5
disabling configs for [hang memleak ubsan bug_or_warning locking atomic_sleep], they are not needed
testing commit 704340f1cd0dcef829eb62f5b48ae95a2ce17bdf gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 3aef9ad8dfb866db1f39d2a6700a6df682d99ea142118c78e3d2f0c097463cee
all runs: crashed: KASAN: slab-use-after-free Read in atkbd_event_work
representative crash: KASAN: slab-use-after-free Read in atkbd_event_work, types: [KASAN-USE-AFTER-FREE-READ]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [ubsan bug_or_warning locking atomic_sleep hang memleak], they are not needed
testing commit 704340f1cd0dcef829eb62f5b48ae95a2ce17bdf gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: b51a9220c0bb515f76d98ec85cd2b3da811c87e799cf51faec695bf9101f94b1
all runs: crashed: KASAN: slab-use-after-free Read in atkbd_event_work
representative crash: KASAN: slab-use-after-free Read in atkbd_event_work, types: [KASAN-USE-AFTER-FREE-READ]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [hang memleak ubsan bug_or_warning locking atomic_sleep], they are not needed
testing commit 704340f1cd0dcef829eb62f5b48ae95a2ce17bdf gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 6868dfc33e339dacdc19789677ff0d097687615f70d082053cc973ad50da1271
run #0: infra problem: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0x2afefe91a3c0 0x2afefe91a4b0 0x2afefe91a550] Location: Message:The zone 'projects/syzkaller/zones/us-central1-b' does not have enough resources available to fulfill the request.  '(resource type:compute)'. ForceSendFields:[] NullFields:[]}
run #1: infra problem: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0x2afefe91a690 0x2afefe91a780 0x2afefe91a820] Location: Message:The zone 'projects/syzkaller/zones/us-central1-b' does not have enough resources available to fulfill the request.  '(resource type:compute)'. ForceSendFields:[] NullFields:[]}
run #2: infra problem: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0x2afefddfe6e0 0x2afefddfe7d0 0x2afefddfe870] Location: Message:The zone 'projects/syzkaller/zones/us-central1-b' does not have enough resources available to fulfill the request.  '(resource type:compute)'. ForceSendFields:[] NullFields:[]}
run #3: infra problem: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0x2afefe9d8820 0x2afefe9d8910 0x2afefe9d89b0] Location: Message:The zone 'projects/syzkaller/zones/us-central1-b' does not have enough resources available to fulfill the request.  '(resource type:compute)'. ForceSendFields:[] NullFields:[]}
run #4: infra problem: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0x2afefe9d9770 0x2afefe9d9860 0x2afefe9d9900] Location: Message:The zone 'projects/syzkaller/zones/us-central1-b' does not have enough resources available to fulfill the request.  '(resource type:compute)'. ForceSendFields:[] NullFields:[]}
run #5: infra problem: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0x2afefddfea00 0x2afefddfeaf0 0x2afefddfeb90] Location: Message:The zone 'projects/syzkaller/zones/us-central1-b' does not have enough resources available to fulfill the request.  '(resource type:compute)'. ForceSendFields:[] NullFields:[]}
run #6: infra problem: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0x2afefe91aa00 0x2afefe91aaf0 0x2afefe91ab90] Location: Message:The zone 'projects/syzkaller/zones/us-central1-b' does not have enough resources available to fulfill the request.  '(resource type:compute)'. ForceSendFields:[] NullFields:[]}
run #7: infra problem: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0x2afefe91ac80 0x2afefe91ad70 0x2afefe91ae10] Location: Message:The zone 'projects/syzkaller/zones/us-central1-b' does not have enough resources available to fulfill the request.  '(resource type:compute)'. ForceSendFields:[] NullFields:[]}
run #8: crashed: KASAN: slab-use-after-free Read in atkbd_event_work
run #9: crashed: KASAN: slab-use-after-free Read in atkbd_event_work
representative crash: KASAN: slab-use-after-free Read in atkbd_event_work, types: [KASAN-USE-AFTER-FREE-READ]
revisions tested: 5, total time: 2h46m16.389148181s (build: 1h36m52.861585617s, test: 40m48.047434029s)
error: config minimization failed: unable to determine the verdict because of infra errors