loop3: detected capacity change from 0 to 1024 ------------[ cut here ]------------ kernel BUG at fs/hfsplus/bnode.c:618! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 1 UID: 0 PID: 8039 Comm: syz.3.507 Not tainted 6.13.0-rc6-syzkaller-00038-g09a0fa92e5b4 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 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 6b 6a 85 ff e9 e6 fe ff ff e8 e1 06 1f ff 90 <0f> 0b e8 d9 06 1f ff 90 0f 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 RSP: 0018:ffffc9000c6ef010 EFLAGS: 00010287 RAX: ffffffff82807d3f RBX: ffff88802925f280 RCX: 0000000000080000 RDX: ffffc9000d6a3000 RSI: 0000000000005946 RDI: 0000000000005947 RBP: 0000000000000000 R08: ffffffff828078b0 R09: 1ffff1100524be50 R10: dffffc0000000000 R11: ffffed100524be51 R12: ffff88802925f200 R13: dffffc0000000000 R14: dffffc0000000000 R15: ffff888056ee2000 FS: 00007f8333e896c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200018c0 CR3: 000000002fb42000 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_write_extent_locked fs/hfsplus/extents.c:139 [inline] hfsplus_ext_write_extent+0x16a/0x1f0 fs/hfsplus/extents.c:150 hfsplus_write_inode+0x22/0x5e0 fs/hfsplus/super.c:155 write_inode fs/fs-writeback.c:1525 [inline] __writeback_single_inode+0x70a/0x10d0 fs/fs-writeback.c:1745 writeback_single_inode+0x1f3/0x660 fs/fs-writeback.c:1801 sync_inode_metadata+0xc4/0x120 fs/fs-writeback.c:2871 hfsplus_file_fsync+0xf5/0x4d0 fs/hfsplus/inode.c:316 generic_write_sync include/linux/fs.h:2904 [inline] generic_file_write_iter+0x29f/0x310 mm/filemap.c:4177 do_iter_readv_writev+0x602/0x880 vfs_writev+0x376/0xba0 fs/read_write.c:1050 do_pwritev fs/read_write.c:1146 [inline] __do_sys_pwritev2 fs/read_write.c:1204 [inline] __se_sys_pwritev2+0x196/0x2b0 fs/read_write.c:1195 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8332f85d29 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:00007f8333e89038 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 RAX: ffffffffffffffda RBX: 00007f8333175fa0 RCX: 00007f8332f85d29 RDX: 0000000000000001 RSI: 0000000020000100 RDI: 0000000000000008 RBP: 00007f8333001b08 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000005405 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f8333175fa0 R15: 00007ffdf3f5dcb8 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 6b 6a 85 ff e9 e6 fe ff ff e8 e1 06 1f ff 90 <0f> 0b e8 d9 06 1f ff 90 0f 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 RSP: 0018:ffffc9000c6ef010 EFLAGS: 00010287 RAX: ffffffff82807d3f RBX: ffff88802925f280 RCX: 0000000000080000 RDX: ffffc9000d6a3000 RSI: 0000000000005946 RDI: 0000000000005947 RBP: 0000000000000000 R08: ffffffff828078b0 R09: 1ffff1100524be50 R10: dffffc0000000000 R11: ffffed100524be51 R12: ffff88802925f200 R13: dffffc0000000000 R14: dffffc0000000000 R15: ffff888056ee2000 FS: 00007f8333e896c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2a59748178 CR3: 000000002fb42000 CR4: 0000000000350ef0