https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 https://jira.whamcloud.com/browse/LU-8180 Lustre <p>Now that rhel7 is the first class citizen, I switched my testing to it and immediatelly uncovered that __ldiskfs_find_entry from rhel7.2 kernel can return ERR_PTR.</p> <p>All our code assumes there's only NULL returned in case of an error so this needs fixing.<br/> Here's list of places:</p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java">lustre/osd-ldiskfs/osd_handler.c:4044 osd_index_ea_delete() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_handler.c:4285 __osd_ea_add_rec() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_handler.c:4639 osd_ea_lookup_rec() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_handler.c:4647 osd_ea_lookup_rec() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_handler.c:5706 osd_dirent_check_repair() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_handler.c:5742 osd_dirent_check_repair() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_handler.c:5784 osd_dirent_check_repair() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_handler.c:5831 osd_dirent_check_repair() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_compat.c:301 osd_delete_from_remote_parent() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_compat.c:337 osd_lookup_in_remote_parent() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_compat.c:655 osd_obj_update_entry() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_compat.c:689 osd_obj_del_entry() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_compat.c:960 osd_obj_map_lookup() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_compat.c:1157 osd_obj_map_recover() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_compat.c:1179 osd_obj_map_recover() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() lustre/osd-ldiskfs/osd_oi.c:122 osd_oi_index_create_one() error: <span class="code-quote">'bh'</span> dereferencing possible ERR_PTR() </pre> </div></div> LU-8180

RHEL7 __ldiskfs_find_entry can now return ERR_PTR

Bug Major Resolved Duplicate WC Triage Oleg Drokin Sun, 22 May 2016 22:31:44 +0000 Mon, 23 May 2016 17:12:48 +0000 Mon, 23 May 2016 17:12:24 +0000 0 2 Duplicate LU-7939 Development Rank 1|hzycfz: Rank (Obsolete) 9223372036854775807 Severity