kernel BUG in ocfs2_populate

Date	Name	Commit	Repro	Result
2026/06/20	upstream (ToT)	1a3746ccbb0a	C	Failed due to an error; will retry later

Date

Name

Commit

Repro

Result

2026/06/20

upstream (ToT)

1a3746ccbb0a

Failed due to an error; will retry later

Kernel	Title	Rank 🛈	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
upstream	kernel BUG in ocfs2_populate_inode prio:normal ocfs2	-1	C	inconclusive	inconclusive	67	1d04h	635d	0/29	upstream: reported C repro on 2024/09/24 05:20
linux-5.15	kernel BUG in ocfs2_populate_inode origin:upstream	-1	C		error	5	27d	474d	0/3	upstream: reported C repro on 2025/03/04 21:06

Created	Duration	User	Patch	Repo	Result
2026/06/12 13:56	2h00m	bisect fix		linux-6.1.y	OK (0) job log log

Created

Duration

User

Patch

Repo

Result

2026/06/12 13:56

2h00m

bisect fix

linux-6.1.y

OK (0) job log log

loop0: detected capacity change from 0 to 32768 ------------[ cut here ]------------ kernel BUG at fs/ocfs2/inode.c:336! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 4521 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : ocfs2_populate_inode+0x14ec/0x1570 fs/ocfs2/inode.c:336 lr : ocfs2_populate_inode+0x14ec/0x1570 fs/ocfs2/inode.c:336 sp : ffff8000213f6b60 x29: ffff8000213f6c60 x28: ffff0000f2396e2c x27: 1fffe0001e472dc5 x26: ffff0000f2396e50 x25: 1fffe0001e472dca x24: ffff70000427ed80 x23: ffff80001521d160 x22: ffff0000f2396e00 x21: dfff800000000000 x20: 0000000000000031 x19: ffff0000e55ecfb8 x18: ffff800011b9bf60 x17: 1fffe00033ea637e x16: ffff8000082d92bc x15: 0000000000000000 x14: 0000000000000001 x13: 1fffe0001cabda36 x12: 0000000000ff0100 x11: ff00800009d71350 x10: 0000000000000000 x9 : ffff800009d71350 x8 : ffff0000c60b0000 x7 : ffff800008257984 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800009d700e0 x2 : 0000000000000001 x1 : 0000000000000020 x0 : 0000000000000000 Call trace: ocfs2_populate_inode+0x14ec/0x1570 fs/ocfs2/inode.c:336 ocfs2_read_locked_inode fs/ocfs2/inode.c:542 [inline] ocfs2_iget+0xb84/0x1a20 fs/ocfs2/inode.c:159 _ocfs2_get_system_file_inode fs/ocfs2/sysfile.c:142 [inline] ocfs2_get_system_file_inode+0x2e8/0x690 fs/ocfs2/sysfile.c:112 ocfs2_init_global_system_inodes+0x2a0/0x5c8 fs/ocfs2/super.c:457 ocfs2_initialize_super fs/ocfs2/super.c:2253 [inline] ocfs2_fill_super+0x2408/0x436c fs/ocfs2/super.c:994 mount_bdev+0x264/0x358 fs/super.c:1443 ocfs2_mount+0x44/0x58 fs/ocfs2/super.c:1186 legacy_get_tree+0xd4/0x16c fs/fs_context.c:632 vfs_get_tree+0x90/0x274 fs/super.c:1573 do_new_mount+0x228/0x810 fs/namespace.c:3078 path_mount+0x5bc/0xe80 fs/namespace.c:3408 do_mount fs/namespace.c:3421 [inline] __do_sys_mount fs/namespace.c:3629 [inline] __se_sys_mount fs/namespace.c:3606 [inline] __arm64_sys_mount+0x49c/0x59c fs/namespace.c:3606 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b4 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x130 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 Code: f9403bfc f9404bfb 17fffcda 979ce8b3 (d4210000) ---[ end trace 0000000000000000 ]---

Crashes (1):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Assets (help?)	Manager	Title
2026/05/13 08:32	linux-6.1.y	ad16b162f21d	a0949470	.config	console log	report	syz / log	C		[disk image] [vmlinux] [kernel image] [mounted in repro (clean fs)]	ci2-linux-6-1-kasan-arm64	kernel BUG in ocfs2_populate_inode

Crashes (1):

Assets (help?)