------------[ cut here ]------------ kernel BUG at fs/hfs/inode.c:442! invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 2 PID: 1090 Comm: kworker/u32:7 Not tainted 6.9.0-rc6-syzkaller-00290-gb9158815de52 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Workqueue: writeback wb_workfn (flush-7:0) RIP: 0010:hfs_write_inode+0x367/0x9f0 fs/hfs/inode.c:442 Code: 28 8b 4c 89 f7 e8 09 09 20 ff 49 83 fe 03 0f 84 cb 02 00 00 49 83 fe 04 74 12 49 83 fe 02 0f 84 ae fd ff ff e8 aa 0d 20 ff 90 <0f> 0b e8 a2 0d 20 ff 48 8d 7d 28 48 b8 00 00 00 00 00 fc ff df 48 RSP: 0018:ffffc90004ad74b0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff9200095ae98 RCX: ffffffff826db867 RDX: ffff88802317c880 RSI: ffffffff826db886 RDI: 0000000000000007 RBP: ffff88802f37aed8 R08: 0000000000000007 R09: 0000000000000004 R10: 0000000000000005 R11: 0000000000000003 R12: 0000000000000000 R13: ffffc90004ad74f0 R14: 0000000000000005 R15: ffffc90004ad7550 FS: 0000000000000000(0000) GS:ffff88806b400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0308f6a866 CR3: 000000000d57a000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: write_inode fs/fs-writeback.c:1498 [inline] __writeback_single_inode+0xb36/0xf90 fs/fs-writeback.c:1715 writeback_sb_inodes+0x5a6/0x10d0 fs/fs-writeback.c:1941 __writeback_inodes_wb+0xff/0x2e0 fs/fs-writeback.c:2012 wb_writeback+0x7db/0xb30 fs/fs-writeback.c:2119 wb_check_background_flush fs/fs-writeback.c:2189 [inline] wb_do_writeback fs/fs-writeback.c:2277 [inline] wb_workfn+0x8c4/0xf40 fs/fs-writeback.c:2304 process_one_work+0x9a9/0x1ac0 kernel/workqueue.c:3267 process_scheduled_works kernel/workqueue.c:3348 [inline] worker_thread+0x6c8/0xf70 kernel/workqueue.c:3429 kthread+0x2c1/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 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+0x367/0x9f0 fs/hfs/inode.c:442 Code: 28 8b 4c 89 f7 e8 09 09 20 ff 49 83 fe 03 0f 84 cb 02 00 00 49 83 fe 04 74 12 49 83 fe 02 0f 84 ae fd ff ff e8 aa 0d 20 ff 90 <0f> 0b e8 a2 0d 20 ff 48 8d 7d 28 48 b8 00 00 00 00 00 fc ff df 48 RSP: 0018:ffffc90004ad74b0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff9200095ae98 RCX: ffffffff826db867 RDX: ffff88802317c880 RSI: ffffffff826db886 RDI: 0000000000000007 RBP: ffff88802f37aed8 R08: 0000000000000007 R09: 0000000000000004 R10: 0000000000000005 R11: 0000000000000003 R12: 0000000000000000 R13: ffffc90004ad74f0 R14: 0000000000000005 R15: ffffc90004ad7550 FS: 0000000000000000(0000) GS:ffff88806b400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0308f6a866 CR3: 000000000d57a000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400