------------[ cut here ]------------ kernel BUG at fs/hfsplus/bnode.c:631! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 4109 Comm: syz.1.66 Not tainted 5.15.164-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:hfsplus_bnode_put+0x507/0x510 fs/hfsplus/bnode.c:631 Code: 88 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 43 a8 88 ff e9 e6 fe ff ff e8 69 d4 3e ff <0f> 0b e8 62 d4 3e ff 0f 0b 55 41 57 41 56 41 54 53 41 89 f7 49 89 RSP: 0018:ffffc90002dc7750 EFLAGS: 00010283 RAX: ffffffff82418cf7 RBX: ffff8880198dbe80 RCX: 0000000000040000 RDX: ffffc900043b1000 RSI: 000000000001e67f RDI: 000000000001e680 RBP: 0000000000000000 R08: ffffffff8241886c R09: ffffed100331b7d1 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880198dbe00 R13: ffff8880198dbe00 R14: dffffc0000000000 R15: ffff88807e6a8000 FS: 00007f00f10c06c0(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd43aba1018 CR3: 0000000069781000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: hfsplus_bnode_find+0xb60/0xe80 fs/hfsplus/bnode.c:559 hfsplus_btree_write+0x20/0x4d0 fs/hfsplus/btree.c:288 hfsplus_system_write_inode fs/hfsplus/super.c:136 [inline] hfsplus_write_inode+0x49d/0x5c0 fs/hfsplus/super.c:162 write_inode fs/fs-writeback.c:1495 [inline] __writeback_single_inode+0x644/0xe30 fs/fs-writeback.c:1705 writeback_single_inode+0x22c/0x960 fs/fs-writeback.c:1760 sync_inode_metadata+0xba/0x110 fs/fs-writeback.c:2820 hfsplus_file_fsync+0xf4/0x4c0 fs/hfsplus/inode.c:319 generic_write_sync include/linux/fs.h:2984 [inline] generic_file_write_iter+0x15e/0x1b0 mm/filemap.c:3948 call_write_iter include/linux/fs.h:2172 [inline] new_sync_write fs/read_write.c:507 [inline] vfs_write+0xacd/0xe50 fs/read_write.c:594 ksys_write+0x1a2/0x2c0 fs/read_write.c:647 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f00f2c649f9 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:00007f00f10c0038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f00f2e01058 RCX: 00007f00f2c649f9 RDX: 000000000208e24b RSI: 0000000020000380 RDI: 0000000000000007 RBP: 00007f00f2cd28ee R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f00f2e01058 R15: 00007ffe76315348 Modules linked in: ---[ end trace d3ddc09edfc87237 ]--- RIP: 0010:hfsplus_bnode_put+0x507/0x510 fs/hfsplus/bnode.c:631 Code: 88 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 43 a8 88 ff e9 e6 fe ff ff e8 69 d4 3e ff <0f> 0b e8 62 d4 3e ff 0f 0b 55 41 57 41 56 41 54 53 41 89 f7 49 89 RSP: 0018:ffffc90002dc7750 EFLAGS: 00010283 RAX: ffffffff82418cf7 RBX: ffff8880198dbe80 RCX: 0000000000040000 RDX: ffffc900043b1000 RSI: 000000000001e67f RDI: 000000000001e680 RBP: 0000000000000000 R08: ffffffff8241886c R09: ffffed100331b7d1 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880198dbe00 R13: ffff8880198dbe00 R14: dffffc0000000000 R15: ffff88807e6a8000 FS: 00007f00f10c06c0(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055cffc054131 CR3: 0000000069781000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400