------------[ cut here ]------------ kernel BUG at fs/hfsplus/bnode.c:618! invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 1 PID: 7426 Comm: syz-executor.4 Not tainted 6.9.0-rc5-syzkaller-00053-ge33c4963bf53 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:hfsplus_bnode_put+0x510/0x520 fs/hfsplus/bnode.c:618 Code: ff e9 bf fe ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c f3 fe ff ff 4c 89 ef e8 3b a3 7a ff e9 e6 fe ff ff e8 11 41 16 ff 90 <0f> 0b e8 09 41 16 ff 90 0f 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 RSP: 0018:ffffc9000bf46e10 EFLAGS: 00010293 RAX: ffffffff827fc04f RBX: ffff88802d839980 RCX: ffff888021d00000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff827fbbc0 R09: 1ffff11005b07330 R10: dffffc0000000000 R11: ffffed1005b07331 R12: ffff88802d839900 R13: dffffc0000000000 R14: dffffc0000000000 R15: ffff888079666000 FS: 00007f3d9bbab6c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c0038f5000 CR3: 0000000021970000 CR4: 0000000000350ef0 Call Trace: hfsplus_bnode_find+0x3e8/0x10c0 fs/hfsplus/bnode.c:548 hfsplus_bmap_alloc+0xc9/0x640 fs/hfsplus/btree.c:390 hfs_btree_inc_height+0x11e/0xdc0 fs/hfsplus/brec.c:475 hfsplus_brec_insert+0x166/0xde0 fs/hfsplus/brec.c:75 __hfsplus_ext_write_extent+0x36b/0x5c0 fs/hfsplus/extents.c:107 __hfsplus_ext_cache_extent+0x84/0xe10 fs/hfsplus/extents.c:186 hfsplus_ext_read_extent fs/hfsplus/extents.c:218 [inline] hfsplus_file_extend+0x48c/0x1b70 fs/hfsplus/extents.c:461 hfsplus_get_block+0x406/0x14f0 fs/hfsplus/extents.c:245 __block_write_begin_int+0x50e/0x1a70 fs/buffer.c:2105 __block_write_begin fs/buffer.c:2154 [inline] block_write_begin+0x9b/0x1e0 fs/buffer.c:2213 cont_write_begin+0x645/0x890 fs/buffer.c:2567 hfsplus_write_begin+0x8a/0xd0 fs/hfsplus/inode.c:47 generic_perform_write+0x324/0x640 mm/filemap.c:3974 generic_file_write_iter+0xaf/0x310 mm/filemap.c:4095 call_write_iter include/linux/fs.h:2110 [inline] new_sync_write fs/read_write.c:497 [inline] vfs_write+0xa86/0xcb0 fs/read_write.c:590 ksys_write+0x1a0/0x2c0 fs/read_write.c:643 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f3d9ae7dea9 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:00007f3d9bbab0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f3d9afabf80 RCX: 00007f3d9ae7dea9 RDX: 00000000175d9003 RSI: 0000000020000200 RDI: 0000000000000007 RBP: 00007f3d9aeca4a4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f3d9afabf80 R15: 00007fffcf614058 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:hfsplus_bnode_put+0x510/0x520 fs/hfsplus/bnode.c:618 Code: ff e9 bf fe ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c f3 fe ff ff 4c 89 ef e8 3b a3 7a ff e9 e6 fe ff ff e8 11 41 16 ff 90 <0f> 0b e8 09 41 16 ff 90 0f 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 RSP: 0018:ffffc9000bf46e10 EFLAGS: 00010293 RAX: ffffffff827fc04f RBX: ffff88802d839980 RCX: ffff888021d00000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff827fbbc0 R09: 1ffff11005b07330 R10: dffffc0000000000 R11: ffffed1005b07331 R12: ffff88802d839900 R13: dffffc0000000000 R14: dffffc0000000000 R15: ffff888079666000 FS: 00007f3d9bbab6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000000 CR3: 0000000021970000 CR4: 0000000000350ef0