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The function aspath_remove_private_asns was using an aspath to perform some operation and didnt free it after usage leading to the leak below. *********************************************************************************** Address Sanitizer Error detected in bgp_remove_private_as_route_map.test_bgp_remove_private_as_route_map/r2.asan.bgpd.27074 ================================================================= ==27074==ERROR: LeakSanitizer: detected memory leaks Direct leak of 80 byte(s) in 2 object(s) allocated from: #0 0x7fd0a4b95d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28) #1 0x7fd0a45932ff in qcalloc lib/memory.c:105 #2 0x562b630b44cc in aspath_dup bgpd/bgp_aspath.c:689 #3 0x562b62f48498 in route_set_aspath_prepend bgpd/bgp_routemap.c:2283 #4 0x7fd0a45ec39a in route_map_apply_ext lib/routemap.c:2690 #5 0x562b62efbb1f in subgroup_announce_check bgpd/bgp_route.c:2434 #6 0x562b62efd4e2 in subgroup_process_announce_selected bgpd/bgp_route.c:2990 #7 0x562b62f6a829 in subgroup_announce_table bgpd/bgp_updgrp_adv.c:765 #8 0x562b62f6acbb in subgroup_announce_route bgpd/bgp_updgrp_adv.c:818 #9 0x562b62f6ae90 in subgroup_coalesce_timer bgpd/bgp_updgrp_adv.c:368 #10 0x7fd0a463322a in event_call lib/event.c:1970 #11 0x7fd0a4576566 in frr_run lib/libfrr.c:1214 #12 0x562b62dbd8f1 in main bgpd/bgp_main.c:510 #13 0x7fd0a35b8c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86) Direct leak of 80 byte(s) in 2 object(s) allocated from: #0 0x7fd0a4b95d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28) #1 0x7fd0a45932ff in qcalloc lib/memory.c:105 #2 0x562b630b44cc in aspath_dup bgpd/bgp_aspath.c:689 #3 0x562b62f48498 in route_set_aspath_prepend bgpd/bgp_routemap.c:2283 #4 0x7fd0a45ec39a in route_map_apply_ext lib/routemap.c:2690 #5 0x562b62efbb1f in subgroup_announce_check bgpd/bgp_route.c:2434 #6 0x562b62efd4e2 in subgroup_process_announce_selected bgpd/bgp_route.c:2990 #7 0x562b62f6a829 in subgroup_announce_table bgpd/bgp_updgrp_adv.c:765 #8 0x562b62f6acbb in subgroup_announce_route bgpd/bgp_updgrp_adv.c:818 #9 0x562b62f5b844 in updgrp_policy_update_walkcb bgpd/bgp_updgrp.c:1685 #10 0x562b62f59442 in update_group_walkcb bgpd/bgp_updgrp.c:1721 #11 0x7fd0a455a7aa in hash_walk lib/hash.c:270 #12 0x562b62f64a48 in update_group_af_walk bgpd/bgp_updgrp.c:2062 #13 0x562b62f6508c in update_group_walk bgpd/bgp_updgrp.c:2071 #14 0x562b62f6520c in update_group_policy_update bgpd/bgp_updgrp.c:1769 #15 0x562b62f4c2be in bgp_route_map_process_update bgpd/bgp_routemap.c:4501 #16 0x562b62f4d81a in bgp_route_map_process_update_cb bgpd/bgp_routemap.c:4683 #17 0x7fd0a45ed7e8 in route_map_walk_update_list lib/routemap.c:870 #18 0x562b62f337a2 in bgp_route_map_update_timer bgpd/bgp_routemap.c:4695 #19 0x7fd0a463322a in event_call lib/event.c:1970 #20 0x7fd0a4576566 in frr_run lib/libfrr.c:1214 #21 0x562b62dbd8f1 in main bgpd/bgp_main.c:510 #22 0x7fd0a35b8c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86) Indirect leak of 64 byte(s) in 2 object(s) allocated from: #0 0x7fd0a4b95b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40) #1 0x7fd0a459301f in qmalloc lib/memory.c:100 #2 0x562b630b313f in aspath_make_str_count bgpd/bgp_aspath.c:551 #3 0x562b630b3ecf in aspath_str_update bgpd/bgp_aspath.c:659 #4 0x562b630b88b7 in aspath_prepend bgpd/bgp_aspath.c:1484 #5 0x562b62f484a8 in route_set_aspath_prepend bgpd/bgp_routemap.c:2289 #6 0x7fd0a45ec39a in route_map_apply_ext lib/routemap.c:2690 #7 0x562b62efbb1f in subgroup_announce_check bgpd/bgp_route.c:2434 #8 0x562b62efd4e2 in subgroup_process_announce_selected bgpd/bgp_route.c:2990 #9 0x562b62f6a829 in subgroup_announce_table bgpd/bgp_updgrp_adv.c:765 #10 0x562b62f6acbb in subgroup_announce_route bgpd/bgp_updgrp_adv.c:818 #11 0x562b62f6ae90 in subgroup_coalesce_timer bgpd/bgp_updgrp_adv.c:368 #12 0x7fd0a463322a in event_call lib/event.c:1970 #13 0x7fd0a4576566 in frr_run lib/libfrr.c:1214 #14 0x562b62dbd8f1 in main bgpd/bgp_main.c:510 #15 0x7fd0a35b8c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86) Indirect leak of 64 byte(s) in 2 object(s) allocated from: #0 0x7fd0a4b95b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40) #1 0x7fd0a459301f in qmalloc lib/memory.c:100 #2 0x562b630b313f in aspath_make_str_count bgpd/bgp_aspath.c:551 #3 0x562b630b3ecf in aspath_str_update bgpd/bgp_aspath.c:659 #4 0x562b630b88b7 in aspath_prepend bgpd/bgp_aspath.c:1484 #5 0x562b62f484a8 in route_set_aspath_prepend bgpd/bgp_routemap.c:2289 #6 0x7fd0a45ec39a in route_map_apply_ext lib/routemap.c:2690 #7 0x562b62efbb1f in subgroup_announce_check bgpd/bgp_route.c:2434 #8 0x562b62efd4e2 in subgroup_process_announce_selected bgpd/bgp_route.c:2990 #9 0x562b62f6a829 in subgroup_announce_table bgpd/bgp_updgrp_adv.c:765 #10 0x562b62f6acbb in subgroup_announce_route bgpd/bgp_updgrp_adv.c:818 #11 0x562b62f5b844 in updgrp_policy_update_walkcb bgpd/bgp_updgrp.c:1685 #12 0x562b62f59442 in update_group_walkcb bgpd/bgp_updgrp.c:1721 #13 0x7fd0a455a7aa in hash_walk lib/hash.c:270 #14 0x562b62f64a48 in update_group_af_walk bgpd/bgp_updgrp.c:2062 #15 0x562b62f6508c in update_group_walk bgpd/bgp_updgrp.c:2071 #16 0x562b62f6520c in update_group_policy_update bgpd/bgp_updgrp.c:1769 #17 0x562b62f4c2be in bgp_route_map_process_update bgpd/bgp_routemap.c:4501 #18 0x562b62f4d81a in bgp_route_map_process_update_cb bgpd/bgp_routemap.c:4683 #19 0x7fd0a45ed7e8 in route_map_walk_update_list lib/routemap.c:870 #20 0x562b62f337a2 in bgp_route_map_update_timer bgpd/bgp_routemap.c:4695 #21 0x7fd0a463322a in event_call lib/event.c:1970 #22 0x7fd0a4576566 in frr_run lib/libfrr.c:1214 #23 0x562b62dbd8f1 in main bgpd/bgp_main.c:510 #24 0x7fd0a35b8c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86) Indirect leak of 48 byte(s) in 2 object(s) allocated from: #0 0x7fd0a4b95d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28) #1 0x7fd0a45932ff in qcalloc lib/memory.c:105 #2 0x562b630b280d in assegment_new bgpd/bgp_aspath.c:105 #3 0x562b630b28f7 in assegment_dup bgpd/bgp_aspath.c:145 #4 0x562b630b29e8 in assegment_dup_all bgpd/bgp_aspath.c:162 #5 0x562b630b8895 in aspath_prepend bgpd/bgp_aspath.c:1483 #6 0x562b62f484a8 in route_set_aspath_prepend bgpd/bgp_routemap.c:2289 #7 0x7fd0a45ec39a in route_map_apply_ext lib/routemap.c:2690 #8 0x562b62efbb1f in subgroup_announce_check bgpd/bgp_route.c:2434 #9 0x562b62efd4e2 in subgroup_process_announce_selected bgpd/bgp_route.c:2990 #10 0x562b62f6a829 in subgroup_announce_table bgpd/bgp_updgrp_adv.c:765 #11 0x562b62f6acbb in subgroup_announce_route bgpd/bgp_updgrp_adv.c:818 #12 0x562b62f5b844 in updgrp_policy_update_walkcb bgpd/bgp_updgrp.c:1685 #13 0x562b62f59442 in update_group_walkcb bgpd/bgp_updgrp.c:1721 #14 0x7fd0a455a7aa in hash_walk lib/hash.c:270 #15 0x562b62f64a48 in update_group_af_walk bgpd/bgp_updgrp.c:2062 #16 0x562b62f6508c in update_group_walk bgpd/bgp_updgrp.c:2071 #17 0x562b62f6520c in update_group_policy_update bgpd/bgp_updgrp.c:1769 #18 0x562b62f4c2be in bgp_route_map_process_update bgpd/bgp_routemap.c:4501 #19 0x562b62f4d81a in bgp_route_map_process_update_cb bgpd/bgp_routemap.c:4683 #20 0x7fd0a45ed7e8 in route_map_walk_update_list lib/routemap.c:870 #21 0x562b62f337a2 in bgp_route_map_update_timer bgpd/bgp_routemap.c:4695 #22 0x7fd0a463322a in event_call lib/event.c:1970 #23 0x7fd0a4576566 in frr_run lib/libfrr.c:1214 #24 0x562b62dbd8f1 in main bgpd/bgp_main.c:510 #25 0x7fd0a35b8c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86) Indirect leak of 48 byte(s) in 2 object(s) allocated from: #0 0x7fd0a4b95d28 in __interceptor_calloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xded28) #1 0x7fd0a45932ff in qcalloc lib/memory.c:105 #2 0x562b630b280d in assegment_new bgpd/bgp_aspath.c:105 #3 0x562b630b28f7 in assegment_dup bgpd/bgp_aspath.c:145 #4 0x562b630b29e8 in assegment_dup_all bgpd/bgp_aspath.c:162 #5 0x562b630b8895 in aspath_prepend bgpd/bgp_aspath.c:1483 #6 0x562b62f484a8 in route_set_aspath_prepend bgpd/bgp_routemap.c:2289 #7 0x7fd0a45ec39a in route_map_apply_ext lib/routemap.c:2690 #8 0x562b62efbb1f in subgroup_announce_check bgpd/bgp_route.c:2434 #9 0x562b62efd4e2 in subgroup_process_announce_selected bgpd/bgp_route.c:2990 #10 0x562b62f6a829 in subgroup_announce_table bgpd/bgp_updgrp_adv.c:765 #11 0x562b62f6acbb in subgroup_announce_route bgpd/bgp_updgrp_adv.c:818 #12 0x562b62f6ae90 in subgroup_coalesce_timer bgpd/bgp_updgrp_adv.c:368 #13 0x7fd0a463322a in event_call lib/event.c:1970 #14 0x7fd0a4576566 in frr_run lib/libfrr.c:1214 #15 0x562b62dbd8f1 in main bgpd/bgp_main.c:510 #16 0x7fd0a35b8c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86) Indirect leak of 16 byte(s) in 2 object(s) allocated from: #0 0x7fd0a4b95b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40) #1 0x7fd0a459301f in qmalloc lib/memory.c:100 #2 0x562b630b2879 in assegment_data_new bgpd/bgp_aspath.c:83 #3 0x562b630b2879 in assegment_new bgpd/bgp_aspath.c:108 #4 0x562b630b28f7 in assegment_dup bgpd/bgp_aspath.c:145 #5 0x562b630b29e8 in assegment_dup_all bgpd/bgp_aspath.c:162 #6 0x562b630b8895 in aspath_prepend bgpd/bgp_aspath.c:1483 #7 0x562b62f484a8 in route_set_aspath_prepend bgpd/bgp_routemap.c:2289 #8 0x7fd0a45ec39a in route_map_apply_ext lib/routemap.c:2690 #9 0x562b62efbb1f in subgroup_announce_check bgpd/bgp_route.c:2434 #10 0x562b62efd4e2 in subgroup_process_announce_selected bgpd/bgp_route.c:2990 #11 0x562b62f6a829 in subgroup_announce_table bgpd/bgp_updgrp_adv.c:765 #12 0x562b62f6acbb in subgroup_announce_route bgpd/bgp_updgrp_adv.c:818 #13 0x562b62f6ae90 in subgroup_coalesce_timer bgpd/bgp_updgrp_adv.c:368 #14 0x7fd0a463322a in event_call lib/event.c:1970 #15 0x7fd0a4576566 in frr_run lib/libfrr.c:1214 #16 0x562b62dbd8f1 in main bgpd/bgp_main.c:510 #17 0x7fd0a35b8c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86) Indirect leak of 16 byte(s) in 2 object(s) allocated from: #0 0x7fd0a4b95b40 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.4+0xdeb40) #1 0x7fd0a459301f in qmalloc lib/memory.c:100 #2 0x562b630b2879 in assegment_data_new bgpd/bgp_aspath.c:83 #3 0x562b630b2879 in assegment_new bgpd/bgp_aspath.c:108 #4 0x562b630b28f7 in assegment_dup bgpd/bgp_aspath.c:145 #5 0x562b630b29e8 in assegment_dup_all bgpd/bgp_aspath.c:162 #6 0x562b630b8895 in aspath_prepend bgpd/bgp_aspath.c:1483 #7 0x562b62f484a8 in route_set_aspath_prepend bgpd/bgp_routemap.c:2289 #8 0x7fd0a45ec39a in route_map_apply_ext lib/routemap.c:2690 #9 0x562b62efbb1f in subgroup_announce_check bgpd/bgp_route.c:2434 #10 0x562b62efd4e2 in subgroup_process_announce_selected bgpd/bgp_route.c:2990 #11 0x562b62f6a829 in subgroup_announce_table bgpd/bgp_updgrp_adv.c:765 #12 0x562b62f6acbb in subgroup_announce_route bgpd/bgp_updgrp_adv.c:818 #13 0x562b62f5b844 in updgrp_policy_update_walkcb bgpd/bgp_updgrp.c:1685 #14 0x562b62f59442 in update_group_walkcb bgpd/bgp_updgrp.c:1721 #15 0x7fd0a455a7aa in hash_walk lib/hash.c:270 #16 0x562b62f64a48 in update_group_af_walk bgpd/bgp_updgrp.c:2062 #17 0x562b62f6508c in update_group_walk bgpd/bgp_updgrp.c:2071 #18 0x562b62f6520c in update_group_policy_update bgpd/bgp_updgrp.c:1769 #19 0x562b62f4c2be in bgp_route_map_process_update bgpd/bgp_routemap.c:4501 #20 0x562b62f4d81a in bgp_route_map_process_update_cb bgpd/bgp_routemap.c:4683 #21 0x7fd0a45ed7e8 in route_map_walk_update_list lib/routemap.c:870 #22 0x562b62f337a2 in bgp_route_map_update_timer bgpd/bgp_routemap.c:4695 #23 0x7fd0a463322a in event_call lib/event.c:1970 #24 0x7fd0a4576566 in frr_run lib/libfrr.c:1214 #25 0x562b62dbd8f1 in main bgpd/bgp_main.c:510 #26 0x7fd0a35b8c86 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21c86) SUMMARY: AddressSanitizer: 416 byte(s) leaked in 16 allocation(s). *********************************************************************************** Signed-off-by: ryndia <dindyalsarvesh@gmail.com>
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