ci2 starts bisection 2023-05-27 09:31:52.018148249 +0000 UTC m=+58004.979587234
bisecting fixing commit since 115472395b0a9ea522ba0e106d6dfd7a73df8ba6
building syzkaller on fbf0499acc828df26995835e51d83c3a0117e716
ensuring issue is reproducible on original commit 115472395b0a9ea522ba0e106d6dfd7a73df8ba6

testing commit 115472395b0a9ea522ba0e106d6dfd7a73df8ba6 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: e697c0675d50b1752cb1a46ca22c1f779d6ded75110789291e6bdcb965d3be66
all runs: crashed: WARNING in nilfs_sufile_set_segment_usage
testing current HEAD 1fe619a7d25218e9b9fdcce9fcac6a05cd62abed
testing commit 1fe619a7d25218e9b9fdcce9fcac6a05cd62abed gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 5dfd5e148dce4efdd7af15928ae190ba3a61fbb8ad628c69198ead5bf4182edd
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: 39m47.48789338s (build: 32m58.712707764s, test: 6m17.099178845s)
crash still not fixed on HEAD or HEAD had kernel test errors
commit msg: Linux 5.15.113
crash: WARNING in nilfs_sufile_set_segment_usage
NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3959 at fs/nilfs2/sufile.c:539 __kunmap_atomic include/linux/highmem-internal.h:220 [inline]
WARNING: CPU: 0 PID: 3959 at fs/nilfs2/sufile.c:539 nilfs_sufile_set_segment_usage+0x490/0x630 fs/nilfs2/sufile.c:543
Modules linked in:
CPU: 0 PID: 3959 Comm: segctord Not tainted 5.15.113-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023
RIP: 0010:nilfs_sufile_set_segment_usage+0x490/0x630 fs/nilfs2/sufile.c:539
Code: e8 a5 76 d9 fe f0 80 8b b0 fe ff ff 02 48 8b 7c 24 48 48 85 ff 0f 85 72 ff ff ff e9 72 ff ff ff e8 a4 7b 30 fe e9 15 ff ff ff <0f> 0b e9 6e fe ff ff e8 f4 72 d9 fe e9 48 fc ff ff e8 ea 72 d9 fe
RSP: 0018:ffffc90002bbfa90 EFLAGS: 00010202
RAX: 0000000000000007 RBX: ffff888071e42160 RCX: ffff8880230fa060
RDX: 0000000000000000 RSI: 1ffff1100429d814 RDI: ffff8880230fa06c
RBP: 1ffff92000577f57 R08: ffff8880214ec000 R09: 0000000000000000
R10: ffffed100ea734ba R11: 0000000000000001 R12: 0000000000000000
R13: ffff888071e425e8 R14: 0000000000000004 R15: 000000006471d750
FS:  0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe44505ff8 CR3: 000000000ae8e000 CR4: 00000000003506f0
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+0x1bc3/0x6420 fs/nilfs2/segment.c:2094
 nilfs_segctor_construct+0x637/0x940 fs/nilfs2/segment.c:2404
 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2512 [inline]
 nilfs_segctor_thread+0x36f/0xdb0 fs/nilfs2/segment.c:2595
 kthread+0x38b/0x460 kernel/kthread.c:319
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
 </TASK>