Re: kern/51254: uvm assertion "!topdown || hint <= orig_hint" failed

[gnats-admin%netbsd.org@localhost]

The following reply was made to PR kern/51254; it has been noted by GNATS.

From: Martin Husemann <martin%duskware.de@localhost>
To: Taylor R Campbell <riastradh%NetBSD.org@localhost>
Cc: Rin Okuyama <rokuyama.rk%gmail.com@localhost>, Valery Ushakov <uwe%stderr.spb.ru@localhost>,
	gnats-bugs%NetBSD.org@localhost
Subject: Re: kern/51254: uvm assertion "!topdown || hint <= orig_hint" failed
Date: Wed, 14 Aug 2024 15:24:23 +0200

 On Wed, Aug 14, 2024 at 12:04:10PM +0000, Taylor R Campbell wrote:
 > > Date: Wed, 14 Aug 2024 19:25:39 +0900
 > > From: Rin Okuyama <rokuyama.rk%gmail.com@localhost>
 >
 > Can you share some of these prints?  Even if it doesn't trip one of
 > the new assertions, the prints will be useful when I can match the
 > line numbers to source code.  (Maybe I should also add entry->prev and
 > entry->next to that print.)
 
 Same here, see below what I got so far (currently at
 lib/librumphijack/t_vfs (488/954): 9 test cases)
 
 
 Martin
 
 
 [ 3201.3238522] /dev/fss0: file system not clean (fs_clean=0x2); please fsck(8)
 [ 5023.9170081] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7defb000 > orig_hint=0x77895000 length=0x1000 uobj=0x8f5231dc uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2085)
 [ 5024.2263738] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7def8000 > orig_hint=0x77895000 length=0x1000 uobj=0x8f5231dc uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2088)
 [ 5024.5507088] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7def8000 > orig_hint=0x77895000 length=0x1000 uobj=0x8f5231dc uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2291)
 [ 5024.8750588] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7def7000 > orig_hint=0x77895000 length=0x1000 uobj=0x8f4b5e38 uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2085)
 [ 5025.1994011] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7def4000 > orig_hint=0x77895000 length=0x1000 uobj=0x8f4b5e38 uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2088)
 [ 5025.5237382] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7def4000 > orig_hint=0x77895000 length=0x1000 uobj=0x8f4b5e38 uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2291)
 [ 5025.8480806] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7def3000 > orig_hint=0x77895000 length=0x1000 uobj=0x8fa5ac6c uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2085)
 [ 5026.1724366] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7def0000 > orig_hint=0x77895000 length=0x1000 uobj=0x8fa5ac6c uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2088)
 [ 5026.4967676] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7def0000 > orig_hint=0x77895000 length=0x1000 uobj=0x8fa5ac6c uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2291)
 [ 5026.8228823] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7deef000 > orig_hint=0x77895000 length=0x1000 uobj=0x8fd4a008 uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2085)
 [ 5027.1454650] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7deec000 > orig_hint=0x77895000 length=0x1000 uobj=0x8fd4a008 uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2088)
 [ 5027.4697967] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7deec000 > orig_hint=0x77895000 length=0x1000 uobj=0x8fd4a008 uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2291)
 [ 5027.7941380] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7deeb000 > orig_hint=0x77895000 length=0x1000 uobj=0x8fd96c60 uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2085)
 [ 5028.1184886] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7dee8000 > orig_hint=0x77895000 length=0x1000 uobj=0x8fd96c60 uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2088)
 [ 5028.4428330] kernel weak diagnostic assertion "hint_location_ok" failed: file "../../../../uvm/uvm_map.c", line 1861 topdown map=0x8cf16380 hint=0x7dee8000 > orig_hint=0x77895000 length=0x1000 uobj=0x8fd96c60 uoffset=0 align=0 flags=0x101 entry@0x8cb3d950=[77894000,77895000) (uvm_map_findspace line 2291)
 Aug 14 13:57:26 last-of-the-heroes -: last-of-the-heroes.duskware.de t_syslog - - - Unknown facility/priority: 0xffffffff
 [ 6445.7961177] WARNING: pid 22209 (t_futex_robust) lwp 10896: exhausted robust futex limit
 [ 6446.6710078] WARNING: pid 22634 (t_futex_robust) lwp 18109: unmapped robust futex list head
 Aug 14 14:46:36 last-of-the-heroes -: last-of-the-heroes.duskware.de h_fgets - - - buffer overflow detected; terminated
 Aug 14 14:46:38 last-of-the-heroes -: last-of-the-heroes.duskware.de h_getcwd - - - buffer overflow detected; terminated
 Aug 14 14:46:40 last-of-the-heroes -: last-of-the-heroes.duskware.de h_gets - - - buffer overflow detected; terminated
 Aug 14 14:46:42 last-of-the-heroes -: last-of-the-heroes.duskware.de h_memcpy - - - buffer overflow detected; terminated
 Aug 14 14:46:43 last-of-the-heroes -: last-of-the-heroes.duskware.de h_memmove - - - buffer overflow detected; terminated
 Aug 14 14:46:45 last-of-the-heroes -: last-of-the-heroes.duskware.de h_memset - - - buffer overflow detected; terminated
 Aug 14 14:46:46 last-of-the-heroes -: last-of-the-heroes.duskware.de h_raw - - - stack overflow detected; terminated
 Aug 14 14:46:47 last-of-the-heroes -: last-of-the-heroes.duskware.de h_read - - - buffer overflow detected; terminated
 Aug 14 14:46:49 last-of-the-heroes -: last-of-the-heroes.duskware.de h_readlink - - - buffer overflow detected; terminated
 Aug 14 14:46:50 last-of-the-heroes -: last-of-the-heroes.duskware.de h_snprintf - - - buffer overflow detected; terminated
 Aug 14 14:46:52 last-of-the-heroes -: last-of-the-heroes.duskware.de h_sprintf - - - buffer overflow detected; terminated
 Aug 14 14:46:53 last-of-the-heroes -: last-of-the-heroes.duskware.de h_stpcpy - - - buffer overflow detected; terminated
 Aug 14 14:46:54 last-of-the-heroes -: last-of-the-heroes.duskware.de h_stpncpy - - - buffer overflow detected; terminated
 Aug 14 14:46:56 last-of-the-heroes -: last-of-the-heroes.duskware.de h_strcat - - - buffer overflow detected; terminated
 Aug 14 14:46:57 last-of-the-heroes -: last-of-the-heroes.duskware.de h_strcpy - - - buffer overflow detected; terminated
 Aug 14 14:46:59 last-of-the-heroes -: last-of-the-heroes.duskware.de h_strncat - - - buffer overflow detected; terminated
 Aug 14 14:47:00 last-of-the-heroes -: last-of-the-heroes.duskware.de h_strncpy - - - buffer overflow detected; terminated
 Aug 14 14:47:01 last-of-the-heroes -: last-of-the-heroes.duskware.de h_vsnprintf - - - buffer overflow detected; terminated
 Aug 14 14:47:03 last-of-the-heroes -: last-of-the-heroes.duskware.de h_vsprintf - - - buffer overflow detected; terminated