The list of commands it uses seems fine to me:
(gdb) p *((struct QmpCommand *) 0x556ede077d30)
$50 = {name = 0x556edcfe460c "guest-sync-delimited", fn = 0x556edcfbe2b0
<qmp_marshal_guest_sync_delimited>, options = QCO_NO_OPTIONS, node = {tqe_next
= 0x556ede077d70, tqe_circ = {
tql_next = 0x556ede077d70, tql_prev = 0x556edd002e00 <ga_commands>}},
enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede077d70)
$51 = {name = 0x556edcfe4601 "guest-sync", fn = 0x556edcfbe400
<qmp_marshal_guest_sync>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede077db0, tqe_circ = {tql_next = 0x556ede077db0,
tql_prev = 0x556ede077d48}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede077db0)
$52 = {name = 0x556edcfe4331 "guest-ping", fn = 0x556edcfc1850
<qmp_marshal_guest_ping>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede077df0, tqe_circ = {tql_next = 0x556ede077df0,
tql_prev = 0x556ede077d88}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede077df0)
$53 = {name = 0x556edcfe7122 "guest-get-time", fn = 0x556edcfbe550
<qmp_marshal_guest_get_time>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede077e30, tqe_circ = {
tql_next = 0x556ede077e30, tql_prev = 0x556ede077dc8}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede077e30)
$54 = {name = 0x556edcfe7131 "guest-set-time", fn = 0x556edcfbe6b0
<qmp_marshal_guest_set_time>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede077e70, tqe_circ = {
tql_next = 0x556ede077e70, tql_prev = 0x556ede077e08}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede077e70)
$55 = {name = 0x556edcfe4326 "guest-info", fn = 0x556edcfbe7e0
<qmp_marshal_guest_info>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede077eb0, tqe_circ = {tql_next = 0x556ede077eb0,
tql_prev = 0x556ede077e48}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede077eb0)
$56 = {name = 0x556edcfe7140 "guest-shutdown", fn = 0x556edcfbe9f0
<qmp_marshal_guest_shutdown>, options = QCO_NO_SUCCESS_RESP, node = {tqe_next =
0x556ede077ef0, tqe_circ = {
tql_next = 0x556ede077ef0, tql_prev = 0x556ede077e88}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede077ef0)
$57 = {name = 0x556edcfe714f "guest-file-open", fn = 0x556edcfbeb20
<qmp_marshal_guest_file_open>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede077f30, tqe_circ = {
tql_next = 0x556ede077f30, tql_prev = 0x556ede077ec8}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede077f30)
$58 = {name = 0x556edcfe715f "guest-file-close", fn = 0x556edcfbec90
<qmp_marshal_guest_file_close>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede077f70, tqe_circ = {
tql_next = 0x556ede077f70, tql_prev = 0x556ede077f08}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede077f70)
$59 = {name = 0x556edcfe7170 "guest-file-read", fn = 0x556edcfbedc0
<qmp_marshal_guest_file_read>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede077fb0, tqe_circ = {
tql_next = 0x556ede077fb0, tql_prev = 0x556ede077f48}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede077fb0)
$60 = {name = 0x556edcfe7180 "guest-file-write", fn = 0x556edcfbefc0
<qmp_marshal_guest_file_write>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede077ff0, tqe_circ = {
tql_next = 0x556ede077ff0, tql_prev = 0x556ede077f88}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede077ff0)
$61 = {name = 0x556edcfe7191 "guest-file-seek", fn = 0x556edcfbf1c0
<qmp_marshal_guest_file_seek>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede078030, tqe_circ = {
tql_next = 0x556ede078030, tql_prev = 0x556ede077fc8}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede078030)
$62 = {name = 0x556edcfe71a1 "guest-file-flush", fn = 0x556edcfbf3c0
<qmp_marshal_guest_file_flush>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede078070, tqe_circ = {
tql_next = 0x556ede078070, tql_prev = 0x556ede078008}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede078070)
$63 = {name = 0x556edcfe4621 "guest-fsfreeze-status", fn = 0x556edcfbf4f0
<qmp_marshal_guest_fsfreeze_status>, options = QCO_NO_OPTIONS, node = {tqe_next
= 0x556ede0780b0, tqe_circ = {
tql_next = 0x556ede0780b0, tql_prev = 0x556ede078048}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede0780b0)
$64 = {name = 0x556edcfe71b2 "guest-fsfreeze-freeze", fn = 0x556edcfbf700
<qmp_marshal_guest_fsfreeze_freeze>, options = QCO_NO_OPTIONS, node = {tqe_next
= 0x556ede0780f0, tqe_circ = {
tql_next = 0x556ede0780f0, tql_prev = 0x556ede078088}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede0780f0)
$65 = {name = 0x556edcfe71c8 "guest-fsfreeze-freeze-list", fn = 0x556edcfbf860
<qmp_marshal_guest_fsfreeze_freeze_list>, options = QCO_NO_OPTIONS, node =
{tqe_next = 0x556ede078130,
tqe_circ = {tql_next = 0x556ede078130, tql_prev = 0x556ede0780c8}}, enabled
= true}
(gdb) p *((struct QmpCommand *) 0x556ede078130)
$66 = {name = 0x556edcfe4637 "guest-fsfreeze-thaw", fn = 0x556edcfbf9c0
<qmp_marshal_guest_fsfreeze_thaw>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede078170, tqe_circ = {
tql_next = 0x556ede078170, tql_prev = 0x556ede078108}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede078170)
$67 = {name = 0x556edcfe71e3 "guest-fstrim", fn = 0x556edcfbfb20
<qmp_marshal_guest_fstrim>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede0781b0, tqe_circ = {
tql_next = 0x556ede0781b0, tql_prev = 0x556ede078148}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede0781b0)
$68 = {name = 0x556edcfe71f0 "guest-suspend-disk", fn = 0x556edcfc1930
<qmp_marshal_guest_suspend_disk>, options = QCO_NO_SUCCESS_RESP, node =
{tqe_next = 0x556ede0781f0, tqe_circ = {
tql_next = 0x556ede0781f0, tql_prev = 0x556ede078188}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede0781f0)
$69 = {name = 0x556edcfe7203 "guest-suspend-ram", fn = 0x556edcfc1a10
<qmp_marshal_guest_suspend_ram>, options = QCO_NO_SUCCESS_RESP, node =
{tqe_next = 0x556ede078230, tqe_circ = {
tql_next = 0x556ede078230, tql_prev = 0x556ede0781c8}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede078230)
$70 = {name = 0x556edcfe7215 "guest-suspend-hybrid", fn = 0x556edcfc1af0
<qmp_marshal_guest_suspend_hybrid>, options = QCO_NO_SUCCESS_RESP, node =
{tqe_next = 0x556ede078270, tqe_circ = {
tql_next = 0x556ede078270, tql_prev = 0x556ede078208}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede078270)
$71 = {name = 0x556edcfe722a "guest-network-get-interfaces", fn =
0x556edcfbfd10 <qmp_marshal_guest_network_get_interfaces>, options =
QCO_NO_OPTIONS, node = {tqe_next = 0x556ede0782b0,
tqe_circ = {tql_next = 0x556ede0782b0, tql_prev = 0x556ede078248}}, enabled
= true}
(gdb) p *((struct QmpCommand *) 0x556ede0782b0)
$72 = {name = 0x556edcfe7247 "guest-get-vcpus", fn = 0x556edcfbff20
<qmp_marshal_guest_get_vcpus>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede0782f0, tqe_circ = {
tql_next = 0x556ede0782f0, tql_prev = 0x556ede078288}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede0782f0)
$73 = {name = 0x556edcfe7257 "guest-set-vcpus", fn = 0x556edcfc0130
<qmp_marshal_guest_set_vcpus>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede078330, tqe_circ = {
tql_next = 0x556ede078330, tql_prev = 0x556ede0782c8}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede078330)
$74 = {name = 0x556edcfe7267 "guest-get-fsinfo", fn = 0x556edcfc0280
<qmp_marshal_guest_get_fsinfo>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede078370, tqe_circ = {
tql_next = 0x556ede078370, tql_prev = 0x556ede078308}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede078370)
$75 = {name = 0x556edcfe7278 "guest-set-user-password", fn = 0x556edcfc0490
<qmp_marshal_guest_set_user_password>, options = QCO_NO_OPTIONS, node =
{tqe_next = 0x556ede0783b0, tqe_circ = {
tql_next = 0x556ede0783b0, tql_prev = 0x556ede078348}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede0783b0)
$76 = {name = 0x556edcfe7290 "guest-get-memory-blocks", fn = 0x556edcfc05d0
<qmp_marshal_guest_get_memory_blocks>, options = QCO_NO_OPTIONS, node =
{tqe_next = 0x556ede0783f0, tqe_circ = {
tql_next = 0x556ede0783f0, tql_prev = 0x556ede078388}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede0783f0)
$77 = {name = 0x556edcfe72a8 "guest-set-memory-blocks", fn = 0x556edcfc07e0
<qmp_marshal_guest_set_memory_blocks>, options = QCO_NO_OPTIONS, node =
{tqe_next = 0x556ede078430, tqe_circ = {
tql_next = 0x556ede078430, tql_prev = 0x556ede0783c8}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede078430)
$78 = {name = 0x556edcfe72c0 "guest-get-memory-block-info", fn = 0x556edcfc09c0
<qmp_marshal_guest_get_memory_block_info>, options = QCO_NO_OPTIONS, node =
{tqe_next = 0x556ede078470,
tqe_circ = {tql_next = 0x556ede078470, tql_prev = 0x556ede078408}}, enabled
= true}
(gdb) p *((struct QmpCommand *) 0x556ede078470)
$79 = {name = 0x556edcfe72dc "guest-exec-status", fn = 0x556edcfc0bd0
<qmp_marshal_guest_exec_status>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede0784b0, tqe_circ = {
tql_next = 0x556ede0784b0, tql_prev = 0x556ede078448}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede0784b0)
$80 = {name = 0x556edcfe72ee "guest-exec", fn = 0x556edcfc0db0
<qmp_marshal_guest_exec>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede0784f0, tqe_circ = {tql_next = 0x556ede0784f0,
tql_prev = 0x556ede078488}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede0784f0)
$81 = {name = 0x556edcfe72f9 "guest-get-host-name", fn = 0x556edcfc0fe0
<qmp_marshal_guest_get_host_name>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede078530, tqe_circ = {
tql_next = 0x556ede078530, tql_prev = 0x556ede0784c8}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede078530)
$82 = {name = 0x556edcfe730d "guest-get-users", fn = 0x556edcfc11f0
<qmp_marshal_guest_get_users>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede078570, tqe_circ = {
tql_next = 0x556ede078570, tql_prev = 0x556ede078508}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede078570)
$83 = {name = 0x556edcfe731d "guest-get-timezone", fn = 0x556edcfc1400
<qmp_marshal_guest_get_timezone>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x556ede0785b0, tqe_circ = {
tql_next = 0x556ede0785b0, tql_prev = 0x556ede078548}}, enabled = true}
(gdb) p *((struct QmpCommand *) 0x556ede0785b0)
$84 = {name = 0x556edcfe7330 "guest-get-osinfo", fn = 0x556edcfc1610
<qmp_marshal_guest_get_osinfo>, options = QCO_NO_OPTIONS, node = {tqe_next =
0x0, tqe_circ = {tql_next = 0x0,
tql_prev = 0x556ede078588}}, enabled = true}
Hmm we see where this is going on, but I can't yet action on it (hardening it
as suggested above would only mitigate the immediate crash, but not resolve
what/why fails).
Waiting to hear about reproducibility and if it can be re-triggered with
anything.
** Changed in: qemu (Ubuntu)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/1878973
Title:
clean focal install, crash report qemu-guest-agent
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