ci2 starts bisection 2026-07-27 11:30:38.519629941 +0000 UTC m=+699.789158412
bisecting fixing commit since fdb6fcb41cc741ad5eaa7995f278dfcb94fdf795
building syzkaller on 1d2f35898f2e0325486423250d5303b6bc05adcd
ensuring issue is reproducible on original commit fdb6fcb41cc741ad5eaa7995f278dfcb94fdf795

testing commit fdb6fcb41cc741ad5eaa7995f278dfcb94fdf795 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 2cfa121b9b7a7aa1691282e2d528c4c5679afb0f9b1d5de84047018300b4c16e
all runs: crashed: possible deadlock in ext4_evict_inode
representative crash: possible deadlock in ext4_evict_inode, types: [LOCKDEP]
check whether we can drop unnecessary instrumentation
disabling configs for [atomic_sleep hang memleak ubsan bug_or_warning kasan], they are not needed
testing commit fdb6fcb41cc741ad5eaa7995f278dfcb94fdf795 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: d39a07f1cb3613382386307934588ca43feee728da099c512c5e510ded6be8bc
run #0: crashed: possible deadlock in ext4_evict_inode
run #1: crashed: possible deadlock in ext4_evict_inode
run #2: crashed: possible deadlock in ext4_evict_inode
run #3: crashed: possible deadlock in ext4_evict_inode
run #4: crashed: possible deadlock in ext4_evict_inode
run #5: crashed: possible deadlock in ext4_evict_inode
run #6: crashed: possible deadlock in ext4_writepages
run #7: crashed: possible deadlock in ext4_evict_inode
run #8: crashed: possible deadlock in ext4_evict_inode
run #9: crashed: possible deadlock in ext4_evict_inode
representative crash: possible deadlock in ext4_evict_inode, types: [LOCKDEP]
the bug reproduces without the instrumentation
disabling configs for [atomic_sleep hang memleak ubsan bug_or_warning kasan], they are not needed
kconfig minimization: base=3829 full=7620 leaves diff=2129
split chunks (needed=false): <2129>
split chunk #0 of len 2129 into 5 parts
testing without sub-chunk 1/5
disabling configs for [hang memleak ubsan bug_or_warning kasan atomic_sleep], they are not needed
testing commit fdb6fcb41cc741ad5eaa7995f278dfcb94fdf795 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: b212cd59d904053d53c0d5010ba66fbaf39d900cb593e0e508d0b839f463fbb4
all runs: crashed: possible deadlock in ext4_evict_inode
representative crash: possible deadlock in ext4_evict_inode, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [hang memleak ubsan bug_or_warning kasan atomic_sleep], they are not needed
testing commit fdb6fcb41cc741ad5eaa7995f278dfcb94fdf795 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 15a507cf2876e1792d9251e2bde23262c8eeabaa7fef22fd90b9d3d056430d2b
all runs: crashed: possible deadlock in ext4_evict_inode
representative crash: possible deadlock in ext4_evict_inode, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [hang memleak ubsan bug_or_warning kasan atomic_sleep], they are not needed
testing commit fdb6fcb41cc741ad5eaa7995f278dfcb94fdf795 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: aee01d1cf3a48f253ec99c6cccc5c6e6d339c3c2cd4721579bdfbb6ae2c60891
all runs: crashed: possible deadlock in ext4_evict_inode
representative crash: possible deadlock in ext4_evict_inode, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [kasan atomic_sleep hang memleak ubsan bug_or_warning], they are not needed
testing commit fdb6fcb41cc741ad5eaa7995f278dfcb94fdf795 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 3c30810c9e1f78a59291f0a3d8e654bba4519b82a737d89d4d650f4d5f15454d
all runs: crashed: possible deadlock in ext4_evict_inode
representative crash: possible deadlock in ext4_evict_inode, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [hang memleak ubsan bug_or_warning kasan atomic_sleep], they are not needed
testing commit fdb6fcb41cc741ad5eaa7995f278dfcb94fdf795 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: c38db33105e954e86940117f4f9cade6ee8e51d4d1062925f028e61718fd0f4e
all runs: crashed: possible deadlock in ext4_evict_inode
representative crash: possible deadlock in ext4_evict_inode, types: [LOCKDEP]
the chunk can be dropped
disabling configs for [atomic_sleep hang memleak ubsan bug_or_warning kasan], they are not needed
determining the merge base between fdb6fcb41cc741ad5eaa7995f278dfcb94fdf795 and f5098b6bae761e346ebcd9da7f95622c04733cff
830b3c68c1fb1e9176028d02ef86f3cf76aa2476/Linux 6.1 is a merge base, check if it has the bug
testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
failed building 830b3c68c1fb1e9176028d02ef86f3cf76aa2476: ld.lld: error: version script assignment of 'LINUX_2.6' to symbol '__vdso_sgx_enter_enclave' failed: symbol not defined
llvm-objdump: error: 'arch/x86/entry/vdso/vdso64.so.dbg': No such file or directory
llvm-objcopy: error: 'arch/x86/entry/vdso/vdso64.so.dbg': No such file or directory
reproducer does not crash the merge base, so there's no known bad commit
revisions tested: 7, total time: 3h17m21.077567841s (build: 55m12.793880588s, test: 52m3.424860582s)
crash still not fixed or there were kernel test errors
commit msg: Linux 6.1