loop0: detected capacity change from 0 to 1024 hfsplus: new node 0 already hashed? ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5320 at fs/hfsplus/bnode.c:579 hfsplus_bnode_create+0x461/0x4f0 fs/hfsplus/bnode.c:579 Modules linked in: CPU: 0 UID: 0 PID: 5320 Comm: syz.0.0 Not tainted 6.16.0-rc2-syzkaller-00269-g11313e2f7812 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:hfsplus_bnode_create+0x461/0x4f0 fs/hfsplus/bnode.c:579 Code: a1 8b 89 ee e8 c0 8f 8f fe e9 cf fc ff ff e8 46 5d 28 ff 4c 89 ef e8 ce eb d0 08 48 c7 c7 e0 b1 a1 8b 89 ee e8 a0 8f 8f fe 90 <0f> 0b 90 eb b0 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c d6 fb ff ff RSP: 0018:ffffc9000fe07040 EFLAGS: 00010246 RAX: 0000000000000023 RBX: ffff888032d96000 RCX: c7b10cb661b27400 RDX: ffffc9000dd0a000 RSI: 0000000000004ba8 RDI: 0000000000004ba9 RBP: 0000000000000000 R08: ffffc9000fe06d67 R09: 1ffff92001fc0dac R10: dffffc0000000000 R11: fffff52001fc0dad R12: 0000000000000000 R13: ffff888032d960e0 R14: ffff888000eea700 R15: dffffc0000000000 FS: 00007fc2ca9d96c0(0000) GS:ffff88808d251000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000560e469f5948 CR3: 0000000042f12000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: hfsplus_bmap_alloc+0x5af/0x640 fs/hfsplus/btree.c:415 hfs_bnode_split+0xcc/0xef0 fs/hfsplus/brec.c:245 hfsplus_brec_insert+0x38f/0xcc0 fs/hfsplus/brec.c:100 hfsplus_create_cat+0x3b6/0x1000 fs/hfsplus/catalog.c:292 hfsplus_fill_super+0x1314/0x1b70 fs/hfsplus/super.c:561 get_tree_bdev_flags+0x40b/0x4d0 fs/super.c:1681 vfs_get_tree+0x8f/0x2b0 fs/super.c:1804 do_new_mount+0x24a/0xa40 fs/namespace.c:3885 do_mount fs/namespace.c:4222 [inline] __do_sys_mount fs/namespace.c:4433 [inline] __se_sys_mount+0x317/0x410 fs/namespace.c:4410 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: 0033:0x7fc2c9b900ca Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007fc2ca9d8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fc2ca9d8ef0 RCX: 00007fc2c9b900ca RDX: 0000200000000100 RSI: 00002000000002c0 RDI: 00007fc2ca9d8eb0 RBP: 0000200000000100 R08: 00007fc2ca9d8ef0 R09: 0000000002000010 R10: 0000000002000010 R11: 0000000000000246 R12: 00002000000002c0 R13: 00007fc2ca9d8eb0 R14: 00000000000006cf R15: 00002000000022c0