loop1: detected capacity change from 0 to 1024 ------------[ cut here ]------------ kernel BUG at fs/hfsplus/bnode.c:624! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 1 UID: 0 PID: 8647 Comm: syz.1.251 Not tainted 6.16.0-rc6-syzkaller-00002-g155a3c003e55 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:hfsplus_bnode_put+0x54a/0x560 fs/hfsplus/bnode.c:624 Code: 8b 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 71 eb 8b ff e9 e3 fe ff ff e8 37 96 2a ff 90 <0f> 0b e8 2f 96 2a ff 90 0f 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc90003dbf188 EFLAGS: 00010293 RAX: ffffffff82959c19 RBX: ffff888030b13000 RCX: ffff88802e105a00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffff888030b13083 R09: 1ffff11006162610 R10: dffffc0000000000 R11: ffffed1006162611 R12: ffff888030b13080 R13: 1ffff920007b7e44 R14: dffffc0000000000 R15: ffff888034f5a000 FS: 00007f76371d56c0(0000) GS:ffff888125d4f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000075b86000 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+0xb99/0xec0 fs/namei.c:5137 do_renameat2+0x878/0xc50 fs/namei.c:5286 __do_sys_rename fs/namei.c:5333 [inline] __se_sys_rename fs/namei.c:5331 [inline] __x64_sys_rename+0x82/0x90 fs/namei.c:5331 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f763938e929 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:00007f76371d5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 RAX: ffffffffffffffda RBX: 00007f76395b6080 RCX: 00007f763938e929 RDX: 0000000000000000 RSI: 00002000000002c0 RDI: 0000200000000580 RBP: 00007f7639410b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f76395b6080 R15: 00007ffecd517fe8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:hfsplus_bnode_put+0x54a/0x560 fs/hfsplus/bnode.c:624 Code: 8b 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 71 eb 8b ff e9 e3 fe ff ff e8 37 96 2a ff 90 <0f> 0b e8 2f 96 2a ff 90 0f 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc90003dbf188 EFLAGS: 00010293 RAX: ffffffff82959c19 RBX: ffff888030b13000 RCX: ffff88802e105a00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffff888030b13083 R09: 1ffff11006162610 R10: dffffc0000000000 R11: ffffed1006162611 R12: ffff888030b13080 R13: 1ffff920007b7e44 R14: dffffc0000000000 R15: ffff888034f5a000 FS: 00007f76371d56c0(0000) GS:ffff888125c4f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff4c6d6dc0 CR3: 0000000075b86000 CR4: 00000000003526f0