------------[ cut here ]------------ kernel BUG at fs/ocfs2/suballoc.c:1387! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 9228 Comm: syz.1.1214 Not tainted 6.1.119-syzkaller #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:1387 [inline] RIP: 0010:ocfs2_claim_suballoc_bits+0x23c2/0x2560 fs/ocfs2/suballoc.c:1927 Code: 85 e9 ff ff e8 df 53 15 fe 0f 0b e8 d8 53 15 fe 0f 0b e8 d1 53 15 fe 0f 0b e8 ca 53 15 fe 0f 0b e8 13 8b 3c 07 e8 be 53 15 fe <0f> 0b e8 b7 53 15 fe 0f 0b 65 44 8b 35 5d d1 8c 7c 48 c7 c0 b8 f9 RSP: 0018:ffffc90004dc69e0 EFLAGS: 00010287 RAX: ffffffff83754832 RBX: 0000000000000000 RCX: 0000000000080000 RDX: ffffc90005de9000 RSI: 0000000000012495 RDI: 0000000000012496 RBP: ffffc90004dc6c90 R08: ffffffff83753366 R09: ffffc90004dc6d20 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff88802ef45188 R14: ffff88801e7e3e00 R15: 0000000000000255 FS: 00007f8e201986c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000031a57000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __ocfs2_claim_clusters+0x327/0xa30 fs/ocfs2/suballoc.c:2338 ocfs2_claim_clusters fs/ocfs2/suballoc.c:2375 [inline] ocfs2_block_group_alloc_contig fs/ocfs2/suballoc.c:428 [inline] ocfs2_block_group_alloc fs/ocfs2/suballoc.c:695 [inline] ocfs2_reserve_suballoc_bits+0x1241/0x5190 fs/ocfs2/suballoc.c:828 ocfs2_reserve_new_metadata_blocks+0x418/0x9b0 fs/ocfs2/suballoc.c:978 ocfs2_init_xattr_set_ctxt+0x3ab/0x950 fs/ocfs2/xattr.c:3281 ocfs2_xattr_set+0xf46/0x1930 fs/ocfs2/xattr.c:3638 __vfs_setxattr+0x3e7/0x420 fs/xattr.c:182 __vfs_setxattr_noperm+0x12a/0x5e0 fs/xattr.c:216 vfs_setxattr+0x21d/0x420 fs/xattr.c:309 do_setxattr fs/xattr.c:594 [inline] setxattr+0x250/0x2b0 fs/xattr.c:617 path_setxattr+0x1bc/0x2a0 fs/xattr.c:636 __do_sys_setxattr fs/xattr.c:652 [inline] __se_sys_setxattr fs/xattr.c:648 [inline] __x64_sys_setxattr+0xb7/0xd0 fs/xattr.c:648 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f8e1f37fed9 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:00007f8e20198058 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc RAX: ffffffffffffffda RBX: 00007f8e1f545fa0 RCX: 00007f8e1f37fed9 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000020000140 RBP: 00007f8e1f3f3cc8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f8e1f545fa0 R15: 00007ffc6773a008 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_find_victim_chain fs/ocfs2/suballoc.c:1387 [inline] RIP: 0010:ocfs2_claim_suballoc_bits+0x23c2/0x2560 fs/ocfs2/suballoc.c:1927 Code: 85 e9 ff ff e8 df 53 15 fe 0f 0b e8 d8 53 15 fe 0f 0b e8 d1 53 15 fe 0f 0b e8 ca 53 15 fe 0f 0b e8 13 8b 3c 07 e8 be 53 15 fe <0f> 0b e8 b7 53 15 fe 0f 0b 65 44 8b 35 5d d1 8c 7c 48 c7 c0 b8 f9 RSP: 0018:ffffc90004dc69e0 EFLAGS: 00010287 RAX: ffffffff83754832 RBX: 0000000000000000 RCX: 0000000000080000 RDX: ffffc90005de9000 RSI: 0000000000012495 RDI: 0000000000012496 RBP: ffffc90004dc6c90 R08: ffffffff83753366 R09: ffffc90004dc6d20 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff88802ef45188 R14: ffff88801e7e3e00 R15: 0000000000000255 FS: 00007f8e201986c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8e20134fb8 CR3: 0000000031a57000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400