************************ crashinfo ************************* /exports/testreports/51245/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg409-server-timeout-core (3.10.0-7.9-debug) +==========================+ | *** Crashinfo v1.3.7 *** | +==========================+ +++WARNING+++ PARTIAL DUMP with size(vmcore) < 25% size(RAM) KERNEL: /tmp/crash-anaysis.yHYjF/vmlinux [TAINTED] DUMPFILE: /exports/testreports/51245/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg409-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed Apr 30 23:50:24 EDT 2025 UPTIME: 00:33:37 LOAD AVERAGE: 0.00, 0.02, 0.26 TASKS: 300 NODENAME: oleg409-server.virtnet RELEASE: 3.10.0-7.9-debug VERSION: #1 SMP Sat Mar 26 23:28:42 EDT 2022 MACHINE: x86_64 (2400 Mhz) MEMORY: 4 GB PANIC: "" +--------------------------+ >------------------------| Per-cpu Stacks ('bt -a') |------------------------< +--------------------------+ -- CPU#0 -- PID=0 CPU=0 CMD=swapper/0 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 rest_init+0x8e #7 start_kernel+0x456 #8 x86_64_start_reservations+0x2a #9 x86_64_start_kernel+0x152 #10 start_cpu+0x5 -- CPU#1 -- PID=0 CPU=1 CMD=swapper/1 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 start_secondary+0x1eb #7 start_cpu+0x5 -- CPU#2 -- PID=0 CPU=2 CMD=swapper/2 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 start_secondary+0x1eb #7 start_cpu+0x5 -- CPU#3 -- PID=0 CPU=3 CMD=swapper/3 #-1 native_safe_halt+0xb, 449 bytes of data #0 default_idle+0x1e #1 default_enter_idle+0x45 #2 cpuidle_enter_state+0x40 #3 cpuidle_idle_call+0xd8 #4 arch_cpu_idle+0xe #5 cpu_startup_entry+0x14a #6 start_secondary+0x1eb #7 start_cpu+0x5 +--------------------------------+ >---------------------| How This Dump Has Been Created |---------------------< +--------------------------------+ Cannot identify the specific condition that triggered vmcore +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 29 last 5s 61 last 60s 85 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 296 TASK_RUNNING 1 +++WARNING+++ There are 3 threads running in their own namespaces Use 'taskinfo --ns' to get more details +-----------------------+ >--------------------------| 5 Most Recent Threads |--------------------------< +-----------------------+ PID CMD Age ARGS ----- -------------- ------ ---------------------------- 16210 ldlm_bl_04 0 ms (no user stack) 49 kworker/0:1 0 ms (no user stack) 34 rcuos/3 0 ms (no user stack) 3767 lnet_discovery 0 ms (no user stack) 4521 arc_reap 38 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 701826 2.7 GB 73% of TOTAL MEM USED 253241 989.2 MB 26% of TOTAL MEM SHARED 24085 94.1 MB 2% of TOTAL MEM BUFFERS 21765 85 MB 2% of TOTAL MEM CACHED 83247 325.2 MB 8% of TOTAL MEM SLAB 20992 82 MB 2% of TOTAL MEM TOTAL HUGE 0 0 ---- HUGE FREE 0 0 0% of TOTAL HUGE TOTAL SWAP 262143 1024 MB ---- SWAP USED 0 0 0% of TOTAL SWAP SWAP FREE 262143 1024 MB 100% of TOTAL SWAP COMMIT LIMIT 739676 2.8 GB ---- COMMITTED 58989 230.4 MB 7% of TOTAL LIMIT +-------------------------------+ >----------------------| Scheduler Runqueues (per CPU) |----------------------< +-------------------------------+ ---+ CPU=0 ---- | CURRENT TASK , CMD=swapper/0 ---+ CPU=1 ---- | CURRENT TASK , CMD=swapper/1 ---+ CPU=2 ---- | CURRENT TASK , CMD=swapper/2 ---+ CPU=3 ---- | CURRENT TASK , CMD=swapper/3 +------------------------+ >-------------------------| Network Status Summary |-------------------------< +------------------------+ TCP Connection Info ------------------- ESTABLISHED 9 LISTEN 3 NAGLE disabled (TCP_NODELAY): 7 user_data set (NFS etc.): 8 UDP Connection Info ------------------- 2 UDP sockets, 0 in ESTABLISHED Unix Connection Info ------------------------ ESTABLISHED 26 CLOSE 17 LISTEN 8 Raw sockets info -------------------- ESTABLISHED 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 2014.3 eth0 n/a 1.3 RSS_TOTAL=54312 pages, %mem= 0.9 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012a03a000 ffff880137326000 sysfs sysfs /sys ffff88012a03a1c0 ffff880139944000 proc proc /proc ffff88012a03a380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012a03a540 ffff8800b51d8800 securityfs securityfs /sys/kernel/security ffff88012a03a700 ffff880137326800 tmpfs tmpfs /dev/shm ffff88012a03a8c0 ffff88013771e800 devpts devpts /dev/pts ffff88012a03aa80 ffff880137327000 tmpfs tmpfs /run ffff88012a03ac40 ffff880137327800 tmpfs tmpfs /sys/fs/cgroup ffff88012a03ae00 ffff88012a338000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012a03afc0 ffff88012a338800 pstore pstore /sys/fs/pstore ffff88012a03b180 ffff88012a33a800 cgroup cgroup /sys/fs/cgroup/memory ffff88012a03b340 ffff88012a33a000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012a03b500 ffff88012a339800 cgroup cgroup /sys/fs/cgroup/devices ffff88012a03b6c0 ffff88012a339000 cgroup cgroup /sys/fs/cgroup/pids ffff88012a03b880 ffff88012a33b000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012a03ba40 ffff88012a33b800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012a03bc00 ffff88012a33c000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012a03bdc0 ffff88012a33c800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012a362000 ffff88012a33d000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012a3621c0 ffff88012a33d800 cgroup cgroup /sys/fs/cgroup/freezer ffff880137024540 ffff88012b397800 configfs configfs /sys/kernel/config ffff880138ccb880 ffff880129d8d000 ext4 /dev/nbd0 / ffff88012a362540 ffff88012a33f800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012a362a80 ffff8800b4af5800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8801370248c0 ffff8800b431c800 hugetlbfs hugetlbfs /dev/hugepages ffff88012a362c40 ffff88012b2e0000 mqueue mqueue /dev/mqueue ffff88012a362e00 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012a362fc0 ffff8800b51dc000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff880137024a80 ffff8800b5214800 ramfs none /mnt ffff880138ccba40 ffff88013736a000 tmpfs none /var/lib/stateless/writable ffff880138ccbc00 ffff88013736e800 squashfs /dev/vda /home/green/git/lustre-release ffff8801376696c0 ffff88013736a000 tmpfs none /var/cache/man ffff880137669880 ffff88013736a000 tmpfs none /var/log ffff880137669a40 ffff88013736a000 tmpfs none /var/lib/dbus ffff880137669c00 ffff88013736a000 tmpfs none /tmp ffff880137669dc0 ffff88013736a000 tmpfs none /var/lib/dhclient ffff8800b1dfa000 ffff88013736a000 tmpfs none /var/tmp ffff8800b1dfa1c0 ffff88013736a000 tmpfs none /var/lib/NetworkManager ffff8800b1dfa380 ffff88013736a000 tmpfs none /var/lib/systemd/random-seed ffff8800b1dfa540 ffff88013736a000 tmpfs none /var/spool ffff8800b1dfa700 ffff88013736a000 tmpfs none /var/lib/nfs ffff880138ccbdc0 ffff88013736a000 tmpfs none /var/lib/gssproxy ffff880137024c40 ffff88013736a000 tmpfs none /var/lib/logrotate ffff8800b1dfa8c0 ffff88013736a000 tmpfs none /etc ffff8800b1dfaa80 ffff88013736a000 tmpfs none /var/lib/rsyslog ffff8800b1dfac40 ffff88013736a000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b1dfae00 ffff8800b4b12000 nfs4 192.168.200.253:/exports/state/oleg409-server.virtnet /var/lib/stateless/state ffff88012a3636c0 ffff8800b4b12000 nfs4 192.168.200.253:/exports/state/oleg409-server.virtnet /boot ffff8800b1dfafc0 ffff8800b4b12000 nfs4 192.168.200.253:/exports/state/oleg409-server.virtnet /etc/etc/kdump.conf ffff8800b1dfb180 ffff88012a33f800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b41c8540 ffff88013736e800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b1e50380 ffff8800b4318000 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 ffff8800b41c9340 ffff8800a5aad000 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 ffff8800b41c9880 ffff8801355de800 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff8800b41c9c00 ffff880099058800 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 447.332856] Lustre: 7245:0:(osd_handler.c:1998:osd_trans_dump_creds()) ref_add: 8/8/0, ref_del: 3/3/0 [ 447.344530] CPU: 0 PID: 7245 Comm: mdt_io00_000 Kdump: loaded Tainted: P OE ------------ 3.10.0-7.9-debug #1 [ 447.350073] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-1.fc38 04/01/2014 [ 447.358258] Call Trace: [ 447.362769] [] dump_stack+0x19/0x1b [ 447.365951] [] osd_trans_start+0x683/0x6b0 [osd_ldiskfs] [ 447.372948] [] ? __llog_ctxt_put+0xd3/0x140 [obdclass] [ 447.376127] [] top_trans_start+0x351/0xab0 [ptlrpc] [ 447.379779] [] lod_trans_start+0x7f/0x2e0 [lod] [ 447.383012] [] mdd_trans_start+0x14/0x20 [mdd] [ 447.390285] [] mdd_migrate_object+0x12ee/0x2470 [mdd] [ 447.396198] [] ? __wake_up_common_lock+0x91/0xc0 [ 447.398187] [] mdd_migrate+0x28/0x30 [mdd] [ 447.400027] [] mdt_reint_migrate+0x1b9f/0x24b0 [mdt] [ 447.408515] [] ? lustre_msg_add_version+0x27/0xa0 [ptlrpc] [ 447.413482] [] mdt_reint_rec+0x87/0x240 [mdt] [ 447.422815] [] mdt_reint_internal+0x84f/0x13d0 [mdt] [ 447.427738] [] ? mdt_thread_info_init+0xa5/0xc0 [mdt] [ 447.431321] [] mdt_reint+0x67/0x150 [mdt] [ 447.435082] [] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 447.439427] [] ptlrpc_server_handle_request+0x257/0xcd0 [ptlrpc] [ 447.447301] [] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 447.449958] [] ? put_prev_entity+0x31/0x400 [ 447.458688] [] ? do_raw_spin_unlock+0x49/0x90 [ 447.461928] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 447.467152] [] ? ptlrpc_wait_event+0x630/0x630 [ptlrpc] [ 447.471746] [] kthread+0xe4/0xf0 [ 447.473188] [] ? kthread_create_on_node+0x140/0x140 [ 447.480763] [] ret_from_fork_nospec_begin+0x7/0x21 [ 447.484755] [] ? kthread_create_on_node+0x140/0x140 [ 451.781900] LustreError: 16184:0:(mdd_object.c:3901:mdd_close()) lustre-MDD0000: failed to get lu_attr of [0x200000404:0x146:0x0]: rc = -2 [ 451.795746] LustreError: 16184:0:(mdd_object.c:3901:mdd_close()) Skipped 1 previous similar message [ 477.810560] Lustre: 16359:0:(mdt_reint.c:2443:mdt_reint_migrate()) lustre-MDT0001: [0x240000402:0x1:0x0]/4 is open, migrate only dentry [ 479.716631] Lustre: 16196:0:(osd_internal.h:1326:osd_trans_exec_op()) lustre-MDT0001: opcode 2: before 3199 < left 3297, rollback = 2 [ 479.722258] Lustre: 16196:0:(osd_internal.h:1326:osd_trans_exec_op()) Skipped 50 previous similar messages [ 479.729106] Lustre: 16196:0:(osd_handler.c:1967:osd_trans_dump_creds()) create: 3/12/2, destroy: 1/4/0 [ 479.737458] Lustre: 16196:0:(osd_handler.c:1974:osd_trans_dump_creds()) attr_set: 2/2/0, xattr_set: 38/3297/0 [ 479.746477] Lustre: 16196:0:(osd_handler.c:1984:osd_trans_dump_creds()) write: 5/55/0, punch: 0/0/0, quota 7/129/0 [ 479.756387] Lustre: 16196:0:(osd_handler.c:1991:osd_trans_dump_creds()) insert: 13/251/2, delete: 2/5/0 [ 479.769206] Lustre: 16196:0:(osd_handler.c:1998:osd_trans_dump_creds()) ref_add: 6/6/0, ref_del: 1/1/0 ****************************************************************************** ************************ A Summary Of Problems Found ************************* ****************************************************************************** -------------------- A list of all +++WARNING+++ messages -------------------- PARTIAL DUMP with size(vmcore) < 25% size(RAM) There are 3 threads running in their own namespaces Use 'taskinfo --ns' to get more details ------------------------------------------------------------------------------ ** Execution took 11.93s (real) 6.40s (CPU), Child processes: 5.44s