************************ crashinfo ************************* /exports/testreports/51092/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg434-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.dnr77/vmlinux [TAINTED] DUMPFILE: /exports/testreports/51092/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg434-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Fri Apr 25 18:54:56 EDT 2025 UPTIME: 00:34:02 LOAD AVERAGE: 0.00, 0.03, 0.39 TASKS: 307 NODENAME: oleg434-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 50 last 5s 69 last 60s 84 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 303 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 ----- -------------- ------ ---------------------------- 17265 kworker/1:0 0 ms (no user stack) 16474 kworker/3:1 0 ms (no user stack) 4553 l2arc_feed 0 ms (no user stack) 285 kworker/2:2 0 ms (no user stack) 3785 lnet_discovery 4 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 674182 2.6 GB 70% of TOTAL MEM USED 280885 1.1 GB 29% of TOTAL MEM SHARED 32192 125.8 MB 3% of TOTAL MEM BUFFERS 29881 116.7 MB 3% of TOTAL MEM CACHED 100277 391.7 MB 10% of TOTAL MEM SLAB 22969 89.7 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 59011 230.5 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 2037.0 eth0 n/a 2.9 RSS_TOTAL=53288 pages, %mem= 0.8 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff8801370c4c40 ffff8800b5252800 sysfs sysfs /sys ffff8801370c4e00 ffff880139944000 proc proc /proc ffff8801370c4fc0 ffff880137678000 devtmpfs devtmpfs /dev ffff8801370c5180 ffff8800b5282800 securityfs securityfs /sys/kernel/security ffff8801370c5340 ffff8800b5253000 tmpfs tmpfs /dev/shm ffff8801370c5500 ffff8801370c9800 devpts devpts /dev/pts ffff8801370c56c0 ffff8800b5253800 tmpfs tmpfs /run ffff8801370c5880 ffff8800b5254000 tmpfs tmpfs /sys/fs/cgroup ffff8801370c5a40 ffff8800b5254800 cgroup cgroup /sys/fs/cgroup/systemd ffff8801370c5c00 ffff8800b5255000 pstore pstore /sys/fs/pstore ffff8801370c5dc0 ffff8800b5257000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012a290000 ffff8800b5256800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012a2901c0 ffff8800b5256000 cgroup cgroup /sys/fs/cgroup/devices ffff88012a290380 ffff8800b5255800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012a290540 ffff8800b5257800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012a290700 ffff88012a340000 cgroup cgroup /sys/fs/cgroup/pids ffff88012a2908c0 ffff88012a340800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012a290a80 ffff88012a341000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012a290c40 ffff88012a341800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012a290e00 ffff88012a342000 cgroup cgroup /sys/fs/cgroup/memory ffff88012a290fc0 ffff88012a347000 configfs configfs /sys/kernel/config ffff88012a291500 ffff88012a342800 ext4 /dev/nbd0 / ffff8801377f2380 ffff8800b5283000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012a2916c0 ffff8800b4051800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880137669c00 ffff880137137000 mqueue mqueue /dev/mqueue ffff8801377f2540 ffff8800b40d8000 hugetlbfs hugetlbfs /dev/hugepages ffff880137669dc0 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8801377f2700 ffff88012b311800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8801376696c0 ffff8800b4053800 ramfs none /mnt ffff880137669500 ffff8800b40d9000 squashfs /dev/vda /home/green/git/lustre-release ffff8801377f28c0 ffff8800b405f800 tmpfs none /var/lib/stateless/writable ffff880138ccafc0 ffff8800b405f800 tmpfs none /var/cache/man ffff88012a291880 ffff8800b405f800 tmpfs none /var/log ffff8800b2582000 ffff8800b405f800 tmpfs none /var/lib/dbus ffff880138ccb180 ffff8800b405f800 tmpfs none /tmp ffff880138ccb340 ffff8800b405f800 tmpfs none /var/lib/dhclient ffff88012a291a40 ffff8800b405f800 tmpfs none /var/tmp ffff8800b25821c0 ffff8800b405f800 tmpfs none /var/lib/NetworkManager ffff8800b2582380 ffff8800b405f800 tmpfs none /var/lib/systemd/random-seed ffff88012a291c00 ffff8800b405f800 tmpfs none /var/spool ffff880138ccb500 ffff8800b405f800 tmpfs none /var/lib/nfs ffff880138ccb6c0 ffff8800b405f800 tmpfs none /var/lib/gssproxy ffff8800b2582540 ffff8800b405f800 tmpfs none /var/lib/logrotate ffff880138ccb880 ffff8800b405f800 tmpfs none /etc ffff880138ccba40 ffff8800b405f800 tmpfs none /var/lib/rsyslog ffff8800b2582700 ffff8800b405f800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff880138ccbc00 ffff880129c4d800 nfs4 192.168.200.253:/exports/state/oleg434-server.virtnet /var/lib/stateless/state ffff88012a38a1c0 ffff880129c4d800 nfs4 192.168.200.253:/exports/state/oleg434-server.virtnet /boot ffff8801377f2a80 ffff880129c4d800 nfs4 192.168.200.253:/exports/state/oleg434-server.virtnet /etc/etc/kdump.conf ffff8800b25828c0 ffff8800b5283000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b2582e00 ffff8800b40d9000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b1e9d340 ffff8800b40db800 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 ffff8800b1e9c1c0 ffff8800b5284000 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 ffff8800b1e9d6c0 ffff88009f572800 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff8800b1e9c000 ffff88009d3c5000 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 496.535693] [<0>] ldlm_cli_enqueue_fini+0xabc/0xfd0 [ptlrpc] [ 496.537856] [<0>] ldlm_cli_enqueue+0x461/0xb00 [ptlrpc] [ 496.542234] [<0>] osp_md_object_lock+0x151/0x2f0 [osp] [ 496.545243] [<0>] lod_object_lock+0xdb/0x7c0 [lod] [ 496.546925] [<0>] mdd_object_lock+0x2d/0xd0 [mdd] [ 496.548616] [<0>] mdt_remote_object_lock_try+0x14c/0x189 [mdt] [ 496.550636] [<0>] mdt_object_lock_internal+0x3c4/0x470 [mdt] [ 496.552769] [<0>] mdt_rename_lock+0xc3/0x2d0 [mdt] [ 496.554280] [<0>] mdt_reint_rename+0x129d/0x2bf0 [mdt] [ 496.556711] [<0>] mdt_reint_rec+0x87/0x240 [mdt] [ 496.558681] [<0>] mdt_reint_internal+0x84f/0x13d0 [mdt] [ 496.560718] [<0>] mdt_reint+0x67/0x150 [mdt] [ 496.563008] [<0>] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 496.565081] [<0>] ptlrpc_server_handle_request+0x257/0xcd0 [ptlrpc] [ 496.568103] [<0>] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 496.570038] [<0>] kthread+0xe4/0xf0 [ 496.571779] [<0>] ret_from_fork_nospec_begin+0x7/0x21 [ 496.574164] [<0>] 0xfffffffffffffffe [ 496.784808] Lustre: mdt_io00_000: service thread pid 7277 was inactive for 40.072 seconds. Watchdog stack traces are limited to 3 per 300 seconds, skipping this one. [ 496.784814] Lustre: mdt_io00_010: service thread pid 16289 was inactive for 40.047 seconds. Watchdog stack traces are limited to 3 per 300 seconds, skipping this one. [ 496.784816] Lustre: Skipped 2 previous similar messages [ 556.304898] LustreError: 7256:0:(ldlm_lockd.c:257:expired_lock_main()) ### lock callback timer expired after 100s: evicting client at 192.168.204.34@tcp ns: mdt-lustre-MDT0001_UUID lock: ffff8800918bd200/0x4704946119504c58 lrc: 3/0,0 mode: PW/PW res: [0x240000403:0x2569:0x0].0x0 bits 0x4/0x0 rrc: 5 type: IBT gid 0 flags: 0x60200400000020 nid: 192.168.204.34@tcp remote: 0x8d92d0373d7a41b7 expref: 1365 pid: 16203 timeout: 554 lvb_type: 0 [ 556.338884] Lustre: mdt00_010: service thread pid 16205 completed after 100.166s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 556.344949] Lustre: 16256:0:(mdd_dir.c:4741:mdd_migrate_object()) lustre-MDD0001: [0x240000402:0x1:0x0]/10 is open, migrate only dentry [ 556.351331] Lustre: 16256:0:(mdd_dir.c:4741:mdd_migrate_object()) Skipped 84 previous similar messages [ 556.363329] Lustre: mdt_io00_007: service thread pid 16256 completed after 100.180s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 556.366857] Lustre: mdt00_008: service thread pid 16203 completed after 99.832s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 556.383775] Lustre: mdt_io00_008: service thread pid 16257 completed after 100.198s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 556.395116] Lustre: mdt_io00_005: service thread pid 16237 completed after 99.902s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 556.419393] Lustre: mdt_io00_006: service thread pid 16238 completed after 99.899s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 556.433380] Lustre: mdt_io00_000: service thread pid 7277 completed after 99.721s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 556.440395] Lustre: mdt_io00_010: service thread pid 16289 completed after 99.702s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 556.454001] Lustre: mdt_io00_001: service thread pid 7278 completed after 99.588s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 556.457748] Lustre: mdt_io00_009: service thread pid 16285 completed after 99.495s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 556.483171] LustreError: 16218:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) lustre-MDD0000: '8' migration was interrupted, run 'lfs migrate -m 1 -c 2 -H crush 8' to finish migration: rc = -1 [ 556.494487] LustreError: 16218:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) Skipped 3 previous similar messages [ 556.501813] LustreError: 16218:0:(mdt_reint.c:2523:mdt_reint_migrate()) lustre-MDT0000: migrate [0x200000402:0x1:0x0]/8 failed: rc = -1 [ 556.510389] LustreError: 16218:0:(mdt_reint.c:2523:mdt_reint_migrate()) Skipped 16 previous similar messages [ 556.510445] Lustre: mdt_io00_002: service thread pid 7279 completed after 99.271s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 556.530161] Lustre: mdt_io00_003: service thread pid 16218 completed after 99.301s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). ****************************************************************************** ************************ 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 14.06s (real) 7.74s (CPU), Child processes: 6.15s