------------[ cut here ]------------ kernel BUG at fs/hfs/inode.c:449! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 12 Comm: kworker/u4:1 Not tainted 6.6.98-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: writeback wb_workfn (flush-7:0) RIP: 0010:hfs_write_inode+0x7c4/0x7d0 fs/hfs/inode.c:449 Code: c7 c1 00 03 ef 96 80 e1 07 80 c1 03 38 c1 0f 8c 7d fe ff ff 48 c7 c7 00 03 ef 96 e8 36 08 86 ff e9 6c fe ff ff e8 6c 59 2d ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 55 41 57 41 56 41 RSP: 0018:ffffc90000117360 EFLAGS: 00010293 RAX: ffffffff82584d04 RBX: ffff88807ee82228 RCX: ffff88801b245a00 RDX: 0000000000000000 RSI: ffffffff8cf3a260 RDI: 0000000000000000 RBP: ffffc900001174f0 R08: ffff88801b245a00 R09: 0000000000000003 R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000 R13: 1ffff92000022e70 R14: ffff88807ee821d8 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f254cdf6c98 CR3: 00000000631fd000 CR4: 00000000003506e0 Call Trace: write_inode fs/fs-writeback.c:1473 [inline] __writeback_single_inode+0x705/0xee0 fs/fs-writeback.c:1690 writeback_sb_inodes+0x77c/0xef0 fs/fs-writeback.c:1916 wb_writeback+0x450/0xba0 fs/fs-writeback.c:2095 wb_do_writeback fs/fs-writeback.c:2242 [inline] wb_workfn+0x3ff/0xe20 fs/fs-writeback.c:2282 process_one_work kernel/workqueue.c:2634 [inline] process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:hfs_write_inode+0x7c4/0x7d0 fs/hfs/inode.c:449 Code: c7 c1 00 03 ef 96 80 e1 07 80 c1 03 38 c1 0f 8c 7d fe ff ff 48 c7 c7 00 03 ef 96 e8 36 08 86 ff e9 6c fe ff ff e8 6c 59 2d ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 55 41 57 41 56 41 RSP: 0018:ffffc90000117360 EFLAGS: 00010293 RAX: ffffffff82584d04 RBX: ffff88807ee82228 RCX: ffff88801b245a00 RDX: 0000000000000000 RSI: ffffffff8cf3a260 RDI: 0000000000000000 RBP: ffffc900001174f0 R08: ffff88801b245a00 R09: 0000000000000003 R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000 R13: 1ffff92000022e70 R14: ffff88807ee821d8 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff21e582178 CR3: 000000002eb64000 CR4: 00000000003506e0