------------[ cut here ]------------ kernel BUG at fs/hfs/inode.c:449! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 135 Comm: kworker/u4:5 Not tainted 6.6.93-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: writeback wb_workfn (flush-7:2) RIP: 0010:hfs_write_inode+0x7c4/0x7d0 fs/hfs/inode.c:449 Code: c7 c1 00 e3 ec 96 80 e1 07 80 c1 03 38 c1 0f 8c 7d fe ff ff 48 c7 c7 00 e3 ec 96 e8 06 09 86 ff e9 6c fe ff ff e8 2c 64 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:ffffc90002dd7360 EFLAGS: 00010293 RAX: ffffffff825832b4 RBX: ffff8880301f8ea8 RCX: ffff888018fb9e00 RDX: 0000000000000000 RSI: ffffffff8cf39e60 RDI: 0000000000000005 RBP: ffffc90002dd74f0 R08: ffff888018fb9e00 R09: 0000000000000003 R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000 R13: 1ffff920005bae70 R14: ffff8880301f8e58 R15: 0000000000000005 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f02c6ee56c0 CR3: 000000002d777000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 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 e3 ec 96 80 e1 07 80 c1 03 38 c1 0f 8c 7d fe ff ff 48 c7 c7 00 e3 ec 96 e8 06 09 86 ff e9 6c fe ff ff e8 2c 64 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:ffffc90002dd7360 EFLAGS: 00010293 RAX: ffffffff825832b4 RBX: ffff8880301f8ea8 RCX: ffff888018fb9e00 RDX: 0000000000000000 RSI: ffffffff8cf39e60 RDI: 0000000000000005 RBP: ffffc90002dd74f0 R08: ffff888018fb9e00 R09: 0000000000000003 R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000 R13: 1ffff920005bae70 R14: ffff8880301f8e58 R15: 0000000000000005 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f02c70b7f98 CR3: 00000000637db000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400