ci2 starts bisection 2023-05-25 00:01:41.527378517 +0000 UTC m=+40755.574424159
bisecting fixing commit since 3b29299e5f604550faf3eff811d6cd60b4c6cae6
building syzkaller on f325deb023e4e2fb9197004be1b3da738680429c
ensuring issue is reproducible on original commit 3b29299e5f604550faf3eff811d6cd60b4c6cae6

testing commit 3b29299e5f604550faf3eff811d6cd60b4c6cae6 gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 9ae8292d3d7fd1475f6d8f32bd37403153d8b231aa6eb00eb6461ba505048ad2
all runs: crashed: WARNING in nilfs_sufile_set_segment_usage
testing current HEAD a343b0dd87b42ba9d508fbf7d0c06f744c2e0954
testing commit a343b0dd87b42ba9d508fbf7d0c06f744c2e0954 gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 7d9011b6532f7c1979c15cb5f6238415748e8e6d39eed7a88174f036eff36ae5
all runs: crashed: WARNING in nilfs_sufile_set_segment_usage
crash still not fixed/happens on the oldest tested release
revisions tested: 2, total time: 43m17.576750661s (build: 35m26.991010787s, test: 7m13.941423198s)
crash still not fixed on HEAD or HEAD had kernel test errors
commit msg: Linux 6.1.30
crash: WARNING in nilfs_sufile_set_segment_usage
NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3970 at fs/nilfs2/sufile.c:539 nilfs_sufile_set_segment_usage+0x454/0x540 fs/nilfs2/sufile.c:551
Modules linked in:
CPU: 1 PID: 3970 Comm: segctord Not tainted 6.1.30-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023
RIP: 0010:nilfs_sufile_set_segment_usage+0x454/0x540 fs/nilfs2/sufile.c:539
Code: 00 00 65 48 8b 04 25 28 00 00 00 48 3b 84 24 a0 00 00 00 0f 85 ee 00 00 00 89 d8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b e9 86 fe ff ff e8 f8 ae fe fd e9 0b ff ff ff 89 f9 80 e1 07
RSP: 0018:ffffc900046af600 EFLAGS: 00010202
RAX: 0000000000000000 RBX: ffff8880779ae06c RCX: 0000000000000040
RDX: 0000000000000006 RSI: 0000000000000004 RDI: ffff88801f25aaa8
RBP: ffffc900046af6f0 R08: dffffc0000000000 R09: ffffed100e0d2386
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880779ae000
R13: 0000000000000060 R14: ffff8880704ea5e8 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff8bbbfff4 CR3: 000000002616d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 nilfs_segctor_update_segusage fs/nilfs2/segment.c:1466 [inline]
 nilfs_segctor_do_construct+0x3655/0x6010 fs/nilfs2/segment.c:2094
 nilfs_segctor_construct+0x120/0x760 fs/nilfs2/segment.c:2402
 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2510 [inline]
 nilfs_segctor_thread+0x5a6/0xea0 fs/nilfs2/segment.c:2593
 kthread+0x22a/0x2a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
 </TASK>