------------[ cut here ]------------ kernel BUG at fs/hfsplus/bnode.c:618! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 0 UID: 0 PID: 6449 Comm: syz.0.160 Not tainted 6.12.0-rc5-next-20241101-syzkaller #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 ab e0 83 ff e9 e6 fe ff ff e8 91 9c 19 ff 90 <0f> 0b e8 89 9c 19 ff 90 0f 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 RSP: 0018:ffffc9001867f838 EFLAGS: 00010287 RAX: ffffffff827c216f RBX: ffff888028501b80 RCX: 0000000000040000 RDX: ffffc9000476b000 RSI: 0000000000001d11 RDI: 0000000000001d12 RBP: 0000000000000000 R08: ffffffff827c1ce0 R09: 1ffff110050a0370 R10: dffffc0000000000 R11: ffffed10050a0371 R12: ffff888028501b00 R13: ffff888033fd4044 R14: dffffc0000000000 R15: ffff888033fd4000 FS: 00007fc4838356c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002000f000 CR3: 000000002b060000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: hfsplus_btree_write+0x264/0x4c0 fs/hfsplus/btree.c:309 hfsplus_system_write_inode fs/hfsplus/super.c:137 [inline] hfsplus_write_inode+0x4c4/0x5e0 fs/hfsplus/super.c:163 write_inode fs/fs-writeback.c:1501 [inline] __writeback_single_inode+0x711/0x10d0 fs/fs-writeback.c:1721 writeback_single_inode+0x1f3/0x660 fs/fs-writeback.c:1777 sync_inode_metadata+0xc4/0x120 fs/fs-writeback.c:2847 hfsplus_file_fsync+0xf5/0x4d0 fs/hfsplus/inode.c:316 generic_write_sync include/linux/fs.h:2893 [inline] generic_file_write_iter+0x29f/0x310 mm/filemap.c:4186 new_sync_write fs/read_write.c:590 [inline] vfs_write+0xaeb/0xd30 fs/read_write.c:683 ksys_write+0x183/0x2b0 fs/read_write.c:736 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: 0033:0x7fc48297e719 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:00007fc483835038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fc482b35f80 RCX: 00007fc48297e719 RDX: 0000000000000018 RSI: 0000000020000000 RDI: 0000000000000004 RBP: 00007fc4829f132e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fc482b35f80 R15: 00007ffdcbd86988 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 ab e0 83 ff e9 e6 fe ff ff e8 91 9c 19 ff 90 <0f> 0b e8 89 9c 19 ff 90 0f 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 RSP: 0018:ffffc9001867f838 EFLAGS: 00010287 RAX: ffffffff827c216f RBX: ffff888028501b80 RCX: 0000000000040000 RDX: ffffc9000476b000 RSI: 0000000000001d11 RDI: 0000000000001d12 RBP: 0000000000000000 R08: ffffffff827c1ce0 R09: 1ffff110050a0370 R10: dffffc0000000000 R11: ffffed10050a0371 R12: ffff888028501b00 R13: ffff888033fd4044 R14: dffffc0000000000 R15: ffff888033fd4000 FS: 00007fc4838356c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000056027f916680 CR3: 000000002b060000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400