ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. ------------[ cut here ]------------ kernel BUG at fs/ocfs2/suballoc.c:1441! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 1 UID: 0 PID: 7245 Comm: syz.1.164 Not tainted 6.14.0-rc7-syzkaller-ga2392f333575 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ocfs2_find_victim_chain fs/ocfs2/suballoc.c:1441 [inline] pc : ocfs2_claim_suballoc_bits+0x1c48/0x1e0c fs/ocfs2/suballoc.c:1982 lr : ocfs2_find_victim_chain fs/ocfs2/suballoc.c:1441 [inline] lr : ocfs2_claim_suballoc_bits+0x1c48/0x1e0c fs/ocfs2/suballoc.c:1982 sp : ffff8000a4076600 x29: ffff8000a4076860 x28: 1fffe0001aa709f6 x27: ffff70001480ecd8 x26: 0000000000000000 x25: ffff8000a40766c0 x24: dfff800000000000 x23: ffff0000d5384f80 x22: 0000000000000040 x21: 0000000000000255 x20: 0000000000000400 x19: ffff0000fa9c7ec6 x18: ffff8000a40763a0 x17: 00000000000347df x16: ffff80008b79b674 x15: 0000000000000005 x14: 1ffff0001480ed24 x13: 0000000000000000 x12: ffff8000a40766c0 x11: 0000000000080000 x10: 000000000000381f x9 : ffff8000a5df0000 x8 : 0000000000003820 x7 : 0000000000000000 x6 : 0000000000000000 x5 : ffff8000a4076d50 x4 : ffff8000a4076920 x3 : 0000000000000040 x2 : 0000000000000040 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: ocfs2_find_victim_chain fs/ocfs2/suballoc.c:1441 [inline] (P) ocfs2_claim_suballoc_bits+0x1c48/0x1e0c fs/ocfs2/suballoc.c:1982 (P) __ocfs2_claim_clusters+0x2a0/0x8a8 fs/ocfs2/suballoc.c:2395 ocfs2_claim_clusters fs/ocfs2/suballoc.c:2432 [inline] ocfs2_block_group_alloc_contig fs/ocfs2/suballoc.c:432 [inline] ocfs2_block_group_alloc fs/ocfs2/suballoc.c:699 [inline] ocfs2_reserve_suballoc_bits+0xd44/0x4254 fs/ocfs2/suballoc.c:832 ocfs2_reserve_new_metadata_blocks+0x384/0x848 fs/ocfs2/suballoc.c:982 ocfs2_mknod+0xdc8/0x2438 fs/ocfs2/namei.c:347 ocfs2_create+0x194/0x4d4 fs/ocfs2/namei.c:673 lookup_open fs/namei.c:3651 [inline] open_last_lookups fs/namei.c:3750 [inline] path_openat+0x13ec/0x2b1c fs/namei.c:3986 do_filp_open+0x1e8/0x404 fs/namei.c:4016 do_sys_openat2+0x124/0x1b8 fs/open.c:1428 do_sys_open fs/open.c:1443 [inline] __do_sys_openat fs/open.c:1459 [inline] __se_sys_openat fs/open.c:1454 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1454 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 Code: d4210000 9790214c d4210000 9790214a (d4210000) ---[ end trace 0000000000000000 ]---