------------[ cut here ]------------ kernel BUG at fs/hfs/inode.c:444! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 0 UID: 0 PID: 1155 Comm: kworker/u8:6 Not tainted 6.12.0-syzkaller-00171-g23acd177540d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 Workqueue: writeback wb_workfn (flush-7:2) 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 77 1a 74 ff e9 93 fb ff ff e8 0d 2a 38 09 e8 18 53 0d 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:ffffc90003d771e0 EFLAGS: 00010293 RAX: ffffffff82879cf8 RBX: 0000000000000000 RCX: ffff888027630000 RDX: 0000000000000000 RSI: ffffffff8eb6d960 RDI: 0000000000000000 RBP: ffffc90003d77370 R08: 0000000000000007 R09: ffffffff82878fa2 R10: 0000000000000003 R11: ffff888027630000 R12: 1ffff920007aee40 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888079296fd8 FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2ec20218 CR3: 000000002ea5a000 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+0x711/0x10d0 fs/fs-writeback.c:1745 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1976 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2047 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2158 wb_check_start_all fs/fs-writeback.c:2284 [inline] wb_do_writeback fs/fs-writeback.c:2310 [inline] wb_workfn+0x980/0x1090 fs/fs-writeback.c:2343 process_one_work kernel/workqueue.c:3229 [inline] process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310 worker_thread+0x870/0xd30 kernel/workqueue.c:3391 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 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 77 1a 74 ff e9 93 fb ff ff e8 0d 2a 38 09 e8 18 53 0d 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:ffffc90003d771e0 EFLAGS: 00010293 RAX: ffffffff82879cf8 RBX: 0000000000000000 RCX: ffff888027630000 RDX: 0000000000000000 RSI: ffffffff8eb6d960 RDI: 0000000000000000 RBP: ffffc90003d77370 R08: 0000000000000007 R09: ffffffff82878fa2 R10: 0000000000000003 R11: ffff888027630000 R12: 1ffff920007aee40 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888079296fd8 FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000557c89ed8438 CR3: 000000002a088000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400