ci starts bisection 2024-03-29 20:33:51.716173542 +0000 UTC m=+41528.070438141
bisecting cause commit starting from fe46a7dd189e25604716c03576d05ac8a5209743
building syzkaller on 120789fd6691dd038dbe206ceeed95be5c006364
ensuring issue is reproducible on original commit fe46a7dd189e25604716c03576d05ac8a5209743

testing commit fe46a7dd189e25604716c03576d05ac8a5209743 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 8129e607ef4b4beba4fc38b337fd8e1122b2f19965a1f283354493b5c0860bd4
all runs: crashed: general protection fault in shmem_get_next_id
representative crash: general protection fault in shmem_get_next_id, types: [UNKNOWN]
check whether we can drop unnecessary instrumentation
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit fe46a7dd189e25604716c03576d05ac8a5209743 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 65e6636a0e4eb1470a05efef2d213b3c8d1afd1ec81fd7c659159303895af5ba
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in shmem_get_next_id
representative crash: BUG: unable to handle kernel NULL pointer dereference in shmem_get_next_id, types: [UNKNOWN]
the bug reproduces without the instrumentation
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed
kconfig minimization: base=3937 full=7986 leaves diff=2025
split chunks (needed=false): <2025>
split chunk #0 of len 2025 into 5 parts
testing without sub-chunk 1/5
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
revisions tested: 2, total time: 12h4m53.115409679s (build: 8h59m11.246056124s, test: 7m13.168468928s)
error: config minimization failed: bisection is taking too long (>12h0m0s), aborting