FYI - I hit this oops in xfstests (around generic/048) today. This is with 6.8-rc5 Any thoughts? 125545.834971] task:xfs_io state:D stack:0 pid:1697299 tgid:1697299 ppid:1692194 flags:0x00004002 [125545.834987] Call Trace: [125545.834992] <TASK> [125545.835002] __schedule+0x2cb/0x760 [125545.835022] schedule+0x33/0x110 [125545.835031] io_schedule+0x46/0x80 [125545.835039] folio_wait_bit_common+0x136/0x330 [125545.835052] ? __pfx_wake_page_function+0x10/0x10 [125545.835069] folio_wait_bit+0x18/0x30 [125545.835076] folio_wait_writeback+0x2b/0xa0 [125545.835087] __filemap_fdatawait_range+0x93/0x110 [125545.835104] filemap_write_and_wait_range+0x94/0xc0 [125545.835120] cifs_flush+0x9a/0x140 [cifs] [125545.835315] filp_flush+0x35/0x90 [125545.835329] filp_close+0x14/0x30 [125545.835341] put_files_struct+0x85/0xf0 [125545.835354] exit_files+0x47/0x60 [125545.835365] do_exit+0x295/0x530 [125545.835377] ? wake_up_state+0x10/0x20 [125545.835391] do_group_exit+0x35/0x90 [125545.835403] __x64_sys_exit_group+0x18/0x20 [125545.835414] do_syscall_64+0x74/0x140 [125545.835424] ? handle_mm_fault+0xad/0x380 [125545.835437] ? do_user_addr_fault+0x338/0x6b0 [125545.835446] ? irqentry_exit_to_user_mode+0x6b/0x1a0 [125545.835458] ? irqentry_exit+0x43/0x50 [125545.835467] ? exc_page_fault+0x94/0x1b0 [125545.835478] entry_SYSCALL_64_after_hwframe+0x6e/0x76 [125545.835490] RIP: 0033:0x7f9b67eea36d [125545.835549] RSP: 002b:00007ffde6442cd8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 [125545.835560] RAX: ffffffffffffffda RBX: 00007f9b68000188 RCX: 00007f9b67eea36d [125545.835566] RDX: 00000000000000e7 RSI: ffffffffffffff28 RDI: 0000000000000000 [125545.835572] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [125545.835576] R10: 00005b88e60ec720 R11: 0000000000000202 R12: 0000000000000000 [125545.835582] R13: 0000000000000000 R14: 00007f9b67ffe860 R15: 00007f9b680001a0 [125545.835597] </TASK> -- Thanks, Steve