------------[ cut here ]------------ kernel BUG at fs/hfsplus/bnode.c:716! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 0 UID: 0 PID: 6998 Comm: syz.4.135 Not tainted syzkaller #0 PREEMPT_{RT,(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: 8f 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 c1 c1 8f ff e9 e3 fe ff ff e8 57 7b 30 ff 90 <0f> 0b e8 4f 7b 30 ff 90 0f 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc900052671a8 EFLAGS: 00010287 RAX: ffffffff828df2e9 RBX: ffff88803a8fda00 RCX: 0000000000080000 RDX: ffffc9000e671000 RSI: 0000000000002c5e RDI: 0000000000002c5f RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed100751fb59 R12: ffff88803a8fdac0 R13: 1ffff92000a4ce48 R14: dffffc0000000000 R15: ffff888039b28000 FS: 00007f41821c66c0(0000) GS:ffff8881268bc000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fcff2947dac CR3: 000000003ab0a000 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+0x2ea/0x740 fs/hfsplus/dir.c:376 hfsplus_rename+0xcb/0x1c0 fs/hfsplus/dir.c:547 vfs_rename+0xbda/0xf00 fs/namei.c:5129 do_renameat2+0x6ce/0xa80 fs/namei.c:5278 __do_sys_rename fs/namei.c:5325 [inline] __se_sys_rename fs/namei.c:5323 [inline] __x64_sys_rename+0x82/0x90 fs/namei.c:5323 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: 0033:0x7f4183f5ec29 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:00007f41821c6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 RAX: ffffffffffffffda RBX: 00007f41841a5fa0 RCX: 00007f4183f5ec29 RDX: 0000000000000000 RSI: 00002000000002c0 RDI: 0000200000000580 RBP: 00007f4183fe1e41 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f41841a6038 R14: 00007f41841a5fa0 R15: 00007ffc122c5f98 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:hfsplus_bnode_put+0x54a/0x560 fs/hfsplus/bnode.c:716 Code: 8f 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 c1 c1 8f ff e9 e3 fe ff ff e8 57 7b 30 ff 90 <0f> 0b e8 4f 7b 30 ff 90 0f 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc900052671a8 EFLAGS: 00010287 RAX: ffffffff828df2e9 RBX: ffff88803a8fda00 RCX: 0000000000080000 RDX: ffffc9000e671000 RSI: 0000000000002c5e RDI: 0000000000002c5f RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed100751fb59 R12: ffff88803a8fdac0 R13: 1ffff92000a4ce48 R14: dffffc0000000000 R15: ffff888039b28000 FS: 00007f41821c66c0(0000) GS:ffff8881268bc000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fcff2947dac CR3: 000000003ab0a000 CR4: 00000000003526f0