Re: kern/60746: kernel diagnostic assertion "ino >= LFS_IFILE_INUM" failed: file "../../../../ufs/lfs/lfs_vfsops.c", line 1800

["Shinichi Doyashiki via gnats" <gnats-admin%NetBSD.org@localhost>]

The following reply was made to PR kern/60746; it has been noted by GNATS.

From: Shinichi Doyashiki <clare%csel.org@localhost>
To: Konrad Schroder <perseant%hhhh.org@localhost>, gnats-bugs%netbsd.org@localhost
Cc: 
Subject:  Re: kern/60746: kernel diagnostic assertion "ino >= LFS_IFILE_INUM" failed:
 file "../../../../ufs/lfs/lfs_vfsops.c", line 1800
Date: Wed, 23 Sep 2026 05:34:36 +0900

 > Thank you for the disk image, that made debugging this much easier.  
 > There were two bugs: the loop through partial-segments wasn't 
 > terminating when it encountered a live block, so it appeared to the next 
 > iteration that there were more FINFOs to go when in fact there were 
 > not.  Also, lfs_checkempty() was not bounds-checking correctly, so it 
 > was not checking only the segment in question but every segment written 
 > after that ... some of which were bound to have live blocks in them.
 > 
 > Please try this patch (also attached) which addresses both issues.
 
 Thank you.
 I replaced the patch, I got following result.
 
 ===> MOUNT 32
 ===> GOOD mount
 1+0 records in
 1+0 records out
 1048576 bytes transferred in 0.007 secs (149796571 bytes/sec)
 [  70.5795566] panic: lfs_writeinode: looping
 [  70.5795566] cpu1: Begin traceback...
 [  70.5795566] vpanic() at netbsd:vpanic+0x171
 [  70.5895550] panic() at netbsd:panic+0x3c
 [  70.5895550] lfs_writeinode() at netbsd:lfs_writeinode+0xed2
 [  70.5995568] lfs_segwrite() at netbsd:lfs_segwrite+0x469
 [  70.6095545] lfs_sync() at netbsd:lfs_sync+0xc6
 [  70.6095545] VFS_SYNC() at netbsd:VFS_SYNC+0x22
 [  70.6195540] do_sys_sync() at netbsd:do_sys_sync+0x65
 [  70.6195540] sys_sync() at netbsd:sys_sync+0x9
 [  70.6295539] syscall() at netbsd:syscall+0x9d
 [  70.6295539] --- syscall (number 36) ---
 [  70.6395538] netbsd:syscall+0x9d:
 [  70.6395538] cpu1: End traceback...