ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. ------------[ cut here ]------------ kernel BUG at fs/ocfs2/suballoc.c:1441! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 0 UID: 0 PID: 6553 Comm: syz.0.15 Not tainted 6.13.0-rc2-syzkaller-gfac04efc5c79 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:ocfs2_find_victim_chain fs/ocfs2/suballoc.c:1441 [inline] RIP: 0010:ocfs2_claim_suballoc_bits+0x23fd/0x2550 fs/ocfs2/suballoc.c:1982 Code: 42 e9 ff ff e8 34 10 06 fe 0f 0b e8 2d 10 06 fe 0f 0b e8 26 10 06 fe 0f 0b e8 1f 10 06 fe 0f 0b e8 f8 5a c3 07 e8 13 10 06 fe <0f> 0b e8 0c 10 06 fe 0f 0b 4d 89 f5 65 8b 1d 0c ce 6b 7c bf 07 00 RSP: 0018:ffffc90003096900 EFLAGS: 00010293 RAX: ffffffff8398082d RBX: 0000000000000000 RCX: ffff88802f503c00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90003096bb0 R08: ffffffff8397f321 R09: 0000000000000000 R10: ffffc90003096c40 R11: fffff52000612d8d R12: dffffc0000000000 R13: ffff888030cd4e08 R14: ffff888030dc1e00 R15: 0000000000000255 FS: 00007f6da77d26c0(0000) GS:ffff8880b8800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3b06b56440 CR3: 000000006d534000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __ocfs2_claim_clusters+0x32e/0xa40 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+0x115a/0x4e30 fs/ocfs2/suballoc.c:832 ocfs2_reserve_new_metadata_blocks+0x418/0x9c0 fs/ocfs2/suballoc.c:982 ocfs2_init_xattr_set_ctxt+0x3a2/0x8d0 fs/ocfs2/xattr.c:3277 ocfs2_xattr_set+0xf4a/0x1930 fs/ocfs2/xattr.c:3634 __vfs_setxattr+0x464/0x4a0 fs/xattr.c:200 __vfs_setxattr_noperm+0x12a/0x660 fs/xattr.c:234 vfs_setxattr+0x21d/0x420 fs/xattr.c:321 do_setxattr fs/xattr.c:636 [inline] filename_setxattr+0x2ab/0x430 fs/xattr.c:665 path_setxattrat+0x43c/0x510 fs/xattr.c:713 __do_sys_setxattr fs/xattr.c:747 [inline] __se_sys_setxattr fs/xattr.c:743 [inline] __x64_sys_setxattr+0xb8/0xd0 fs/xattr.c:743 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x7e/0x180 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7f6da697fed9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f6da77d2058 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc RAX: ffffffffffffffda RBX: 00007f6da6b45fa0 RCX: 00007f6da697fed9 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000020000140 RBP: 00007f6da69f3cc8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f6da6b45fa0 R15: 00007ffe9efff728 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_find_victim_chain fs/ocfs2/suballoc.c:1441 [inline] RIP: 0010:ocfs2_claim_suballoc_bits+0x23fd/0x2550 fs/ocfs2/suballoc.c:1982 Code: 42 e9 ff ff e8 34 10 06 fe 0f 0b e8 2d 10 06 fe 0f 0b e8 26 10 06 fe 0f 0b e8 1f 10 06 fe 0f 0b e8 f8 5a c3 07 e8 13 10 06 fe <0f> 0b e8 0c 10 06 fe 0f 0b 4d 89 f5 65 8b 1d 0c ce 6b 7c bf 07 00 RSP: 0018:ffffc90003096900 EFLAGS: 00010293 RAX: ffffffff8398082d RBX: 0000000000000000 RCX: ffff88802f503c00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90003096bb0 R08: ffffffff8397f321 R09: 0000000000000000 R10: ffffc90003096c40 R11: fffff52000612d8d R12: dffffc0000000000 R13: ffff888030cd4e08 R14: ffff888030dc1e00 R15: 0000000000000255 FS: 00007f6da77d26c0(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb74d2c3fe4 CR3: 000000006d534000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400