------------[ cut here ]------------ kernel BUG at fs/hfs/inode.c:445! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 2544 Comm: kworker/u8:9 Not tainted 6.11.0-rc7-syzkaller-00020-g8d8d276ba2fb #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Workqueue: writeback wb_workfn (flush-7:0) RIP: 0010:hfs_write_inode+0xeb9/0xec0 fs/hfs/inode.c:445 Code: e9 88 fb ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 9d fb ff ff e8 57 e5 75 ff e9 93 fb ff ff e8 5d 3e 2f 09 e8 48 c1 11 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:ffffc9000900f0e0 EFLAGS: 00010293 RAX: ffffffff8281cb18 RBX: 0000000000000000 RCX: ffff88802f0d3c00 RDX: 0000000000000000 RSI: ffffffff8e95c580 RDI: 0000000000000000 RBP: ffffc9000900f270 R08: 0000000000000007 R09: ffffffff8281bdc2 R10: 0000000000000003 R11: ffff88802f0d3c00 R12: 1ffff92001201e20 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888026970158 FS: 0000000000000000(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f288abe7a43 CR3: 00000000324c6000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: write_inode fs/fs-writeback.c:1497 [inline] __writeback_single_inode+0x6b9/0x10b0 fs/fs-writeback.c:1716 writeback_sb_inodes+0x99c/0x1380 fs/fs-writeback.c:1947 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2018 wb_writeback+0x495/0xd40 fs/fs-writeback.c:2129 wb_check_background_flush fs/fs-writeback.c:2199 [inline] wb_do_writeback fs/fs-writeback.c:2287 [inline] wb_workfn+0xc58/0x1090 fs/fs-writeback.c:2314 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd10 kernel/workqueue.c:3389 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:445 Code: e9 88 fb ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 9d fb ff ff e8 57 e5 75 ff e9 93 fb ff ff e8 5d 3e 2f 09 e8 48 c1 11 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:ffffc9000900f0e0 EFLAGS: 00010293 RAX: ffffffff8281cb18 RBX: 0000000000000000 RCX: ffff88802f0d3c00 RDX: 0000000000000000 RSI: ffffffff8e95c580 RDI: 0000000000000000 RBP: ffffc9000900f270 R08: 0000000000000007 R09: ffffffff8281bdc2 R10: 0000000000000003 R11: ffff88802f0d3c00 R12: 1ffff92001201e20 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888026970158 FS: 0000000000000000(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f288ac3201d CR3: 000000007e186000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400