------------[ cut here ]------------ kernel BUG at fs/hfs/inode.c:444! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 1 UID: 0 PID: 5961 Comm: kworker/u8:9 Not tainted 6.14.0-syzkaller-12966-ga2cc6ff5ec8f #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Workqueue: writeback wb_workfn (flush-7:2) RIP: 0010:hfs_write_inode+0xb53/0xb60 fs/hfs/inode.c:444 Code: 24 08 80 e1 07 80 c1 03 38 c1 0f 8c f9 fc ff ff 48 8b 7c 24 08 e8 3d d1 7e ff e9 ea fc ff ff e8 43 76 81 09 e8 de ac 14 ff 90 <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900044ff1c0 EFLAGS: 00010293 RAX: ffffffff82aeaaa2 RBX: 0000000000000000 RCX: ffff888028021e00 RDX: 0000000000000000 RSI: ffffffff8ef63dc0 RDI: 0000000000000000 RBP: ffffc900044ff350 R08: 0000000000000007 R09: ffffffff82aea076 R10: 0000000000000003 R11: ffff888028021e00 R12: dffffc0000000000 R13: ffff88807ea714d8 R14: 0000000000000000 R15: ffffc900044ff260 FS: 0000000000000000(0000) GS:ffff888125099000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055ae2af120d8 CR3: 000000007f73a000 CR4: 0000000000350ef0 Call Trace: write_inode fs/fs-writeback.c:1525 [inline] __writeback_single_inode+0x70a/0x10d0 fs/fs-writeback.c:1745 writeback_sb_inodes+0x822/0x1360 fs/fs-writeback.c:1976 wb_writeback+0x415/0xb90 fs/fs-writeback.c:2156 wb_do_writeback fs/fs-writeback.c:2303 [inline] wb_workfn+0x412/0x10b0 fs/fs-writeback.c:2343 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xac5/0x18e0 kernel/workqueue.c:3319 worker_thread+0x870/0xd50 kernel/workqueue.c:3400 kthread+0x7b9/0x940 kernel/kthread.c:464 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:hfs_write_inode+0xb53/0xb60 fs/hfs/inode.c:444 Code: 24 08 80 e1 07 80 c1 03 38 c1 0f 8c f9 fc ff ff 48 8b 7c 24 08 e8 3d d1 7e ff e9 ea fc ff ff e8 43 76 81 09 e8 de ac 14 ff 90 <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900044ff1c0 EFLAGS: 00010293 RAX: ffffffff82aeaaa2 RBX: 0000000000000000 RCX: ffff888028021e00 RDX: 0000000000000000 RSI: ffffffff8ef63dc0 RDI: 0000000000000000 RBP: ffffc900044ff350 R08: 0000000000000007 R09: ffffffff82aea076 R10: 0000000000000003 R11: ffff888028021e00 R12: dffffc0000000000 R13: ffff88807ea714d8 R14: 0000000000000000 R15: ffffc900044ff260 FS: 0000000000000000(0000) GS:ffff888125099000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f48e2233f98 CR3: 000000002a2dc000 CR4: 0000000000350ef0