------------[ cut here ]------------ kernel BUG at fs/hfs/inode.c:444! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 218 Comm: kworker/u8:5 Not tainted 6.14.0-rc2-syzkaller-00039-g09fbf3d50205 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 Workqueue: writeback wb_workfn (flush-7:0) RIP: 0010:hfs_write_inode+0xeb9/0xec0 fs/hfs/inode.c:444 Code: e9 88 fb ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 9d fb ff ff e8 d7 91 82 ff e9 93 fb ff ff e8 4d 38 4d 09 e8 28 7f 1e ff 90 <0f> 0b 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90002fb7140 EFLAGS: 00010293 RAX: ffffffff82a0d018 RBX: 0000000000000005 RCX: ffff888022318000 RDX: 0000000000000000 RSI: ffffffff8eb54e40 RDI: 0000000000000005 RBP: ffffc90002fb72d0 R08: 0000000000000007 R09: ffffffff82a0c2c2 R10: 0000000000000003 R11: ffff888022318000 R12: 1ffff920005f6e2c R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88806f8707d8 FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc8f755288 CR3: 0000000033b74000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: write_inode fs/fs-writeback.c:1525 [inline] __writeback_single_inode+0x708/0x10d0 fs/fs-writeback.c:1745 writeback_sb_inodes+0x820/0x1360 fs/fs-writeback.c:1976 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2047 wb_writeback+0x427/0xb80 fs/fs-writeback.c:2158 wb_check_old_data_flush fs/fs-writeback.c:2262 [inline] wb_do_writeback fs/fs-writeback.c:2315 [inline] wb_workfn+0xb94/0x1080 fs/fs-writeback.c:2343 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3317 worker_thread+0x870/0xd30 kernel/workqueue.c:3398 kthread+0x7a9/0x920 kernel/kthread.c:464 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:hfs_write_inode+0xeb9/0xec0 fs/hfs/inode.c:444 Code: e9 88 fb ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 9d fb ff ff e8 d7 91 82 ff e9 93 fb ff ff e8 4d 38 4d 09 e8 28 7f 1e ff 90 <0f> 0b 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90002fb7140 EFLAGS: 00010293 RAX: ffffffff82a0d018 RBX: 0000000000000005 RCX: ffff888022318000 RDX: 0000000000000000 RSI: ffffffff8eb54e40 RDI: 0000000000000005 RBP: ffffc90002fb72d0 R08: 0000000000000007 R09: ffffffff82a0c2c2 R10: 0000000000000003 R11: ffff888022318000 R12: 1ffff920005f6e2c R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88806f8707d8 FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc8f755288 CR3: 000000000e738000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400