loop0: detected capacity change from 0 to 1024 hfsplus: new node 0 already hashed? ------------[ cut here ]------------ WARNING: CPU: 0 PID: 20373 at fs/hfsplus/bnode.c:573 hfsplus_bnode_create+0x3b6/0x440 fs/hfsplus/bnode.c:573 Modules linked in: CPU: 0 PID: 20373 Comm: syz-executor.0 Not tainted 6.8.0-rc4-syzkaller-00388-gced590523156 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 RIP: 0010:hfsplus_bnode_create+0x3b6/0x440 fs/hfsplus/bnode.c:573 Code: 44 89 e6 e8 5c eb e3 08 e9 78 fd ff ff e8 22 5d 1c ff 4c 89 ff e8 8a ac f1 08 48 c7 c7 00 f6 c0 8b 44 89 e6 e8 3b eb e3 08 90 <0f> 0b 90 eb af 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 83 fc ff ff 48 RSP: 0018:ffffc9000e427078 EFLAGS: 00010246 RAX: 0000000000000023 RBX: ffff88802e611880 RCX: 2cbb6f19358c2000 RDX: ffffc90004db9000 RSI: 0000000000005ed8 RDI: 0000000000005ed9 RBP: 0000000000000000 R08: ffffffff81753cfc R09: 1ffff92001c84db0 R10: dffffc0000000000 R11: fffff52001c84db1 R12: 0000000000000000 R13: dffffc0000000000 R14: ffff888032cd6000 R15: ffff888032cd60e0 FS: 00007fbd7f3046c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055b725ae06b8 CR3: 0000000078500000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: hfsplus_bmap_alloc+0x59a/0x640 fs/hfsplus/btree.c:415 hfs_bnode_split+0xde/0x1110 fs/hfsplus/brec.c:245 hfsplus_brec_insert+0x3a6/0xde0 fs/hfsplus/brec.c:100 hfsplus_create_cat+0xef5/0x1b60 fs/hfsplus/catalog.c:308 hfsplus_mknod+0x16a/0x2a0 fs/hfsplus/dir.c:494 lookup_open fs/namei.c:3496 [inline] open_last_lookups fs/namei.c:3565 [inline] path_openat+0x1424/0x3240 fs/namei.c:3795 do_filp_open+0x234/0x490 fs/namei.c:3825 do_sys_openat2+0x13e/0x1d0 fs/open.c:1404 do_sys_open fs/open.c:1419 [inline] __do_sys_openat fs/open.c:1435 [inline] __se_sys_openat fs/open.c:1430 [inline] __x64_sys_openat+0x247/0x2a0 fs/open.c:1430 do_syscall_64+0xf9/0x240 entry_SYSCALL_64_after_hwframe+0x6f/0x77 RIP: 0033:0x7fbd7e67dda9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fbd7f3040c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fbd7e7abf80 RCX: 00007fbd7e67dda9 RDX: 000000000000275a RSI: 0000000020000000 RDI: ffffffffffffff9c RBP: 00007fbd7e6ca47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fbd7e7abf80 R15: 00007ffc52974888