------------[ cut here ]------------ kernel BUG at fs/hfsplus/bnode.c:716! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 1 UID: 0 PID: 6062 Comm: syz.0.15 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:hfsplus_bnode_put+0x54a/0x560 fs/hfsplus/bnode.c:716 Code: 89 ff e9 b2 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c f0 fe ff ff 48 89 df e8 f1 e0 89 ff e9 e3 fe ff ff e8 f7 3d 24 ff 90 <0f> 0b e8 ef 3d 24 ff 90 0f 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc90004ca7188 EFLAGS: 00010287 RAX: ffffffff829c1449 RBX: ffff8880222ae600 RCX: 0000000000080000 RDX: ffffc9000cf2e000 RSI: 0000000000002bd0 RDI: 0000000000002bd1 RBP: 0000000000000000 R08: ffff8880222ae683 R09: 1ffff11004455cd0 R10: dffffc0000000000 R11: ffffed1004455cd1 R12: ffff8880222ae680 R13: 1ffff92000994e44 R14: dffffc0000000000 R15: ffff8880777f6000 FS: 00007f4508d426c0(0000) GS:ffff888125afc000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555746c35c8 CR3: 0000000024056000 CR4: 00000000003526f0 Call Trace: hfsplus_bmap_alloc+0x5a5/0x640 fs/hfsplus/btree.c:414 hfs_bnode_split+0xcc/0xef0 fs/hfsplus/brec.c:245 hfsplus_brec_insert+0x38f/0xcc0 fs/hfsplus/brec.c:100 hfsplus_rename_cat+0x51c/0xde0 fs/hfsplus/catalog.c:491 hfsplus_unlink+0x2e7/0x730 fs/hfsplus/dir.c:376 hfsplus_rename+0xcb/0x1c0 fs/hfsplus/dir.c:547 vfs_rename+0xb34/0xe80 fs/namei.c:5216 do_renameat2+0x6a2/0xa50 fs/namei.c:5364 __do_sys_rename fs/namei.c:5411 [inline] __se_sys_rename fs/namei.c:5409 [inline] __x64_sys_rename+0x82/0x90 fs/namei.c:5409 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4507f8eec9 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:00007f4508d42038 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 RAX: ffffffffffffffda RBX: 00007f45081e6090 RCX: 00007f4507f8eec9 RDX: 0000000000000000 RSI: 00002000000002c0 RDI: 0000200000000580 RBP: 00007f4508011f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f45081e6128 R14: 00007f45081e6090 R15: 00007fffbd0445d8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:hfsplus_bnode_put+0x54a/0x560 fs/hfsplus/bnode.c:716 Code: 89 ff e9 b2 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c f0 fe ff ff 48 89 df e8 f1 e0 89 ff e9 e3 fe ff ff e8 f7 3d 24 ff 90 <0f> 0b e8 ef 3d 24 ff 90 0f 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc90004ca7188 EFLAGS: 00010287 RAX: ffffffff829c1449 RBX: ffff8880222ae600 RCX: 0000000000080000 RDX: ffffc9000cf2e000 RSI: 0000000000002bd0 RDI: 0000000000002bd1 RBP: 0000000000000000 R08: ffff8880222ae683 R09: 1ffff11004455cd0 R10: dffffc0000000000 R11: ffffed1004455cd1 R12: ffff8880222ae680 R13: 1ffff92000994e44 R14: dffffc0000000000 R15: ffff8880777f6000 FS: 00007f4508d426c0(0000) GS:ffff8881259fc000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9a9d34cf98 CR3: 0000000024056000 CR4: 00000000003526f0