************************ crashinfo ************************* /exports/testreports/51269/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg214-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.Tu0E9/vmlinux [TAINTED] DUMPFILE: /exports/testreports/51269/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg214-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu May 1 11:22:58 EDT 2025 UPTIME: 00:17:09 LOAD AVERAGE: 0.00, 0.44, 0.76 TASKS: 317 NODENAME: oleg214-server.virtnet RELEASE: 3.10.0-7.9-debug VERSION: #1 SMP Sat Mar 26 23:28:42 EDT 2022 MACHINE: x86_64 (2399 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 51 last 5s 81 last 60s 95 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 313 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 ----- -------------- ------ ---------------------------- 16386 kworker/2:0 0 ms (no user stack) 49 kworker/1:1 0 ms (no user stack) 16374 kworker/3:0 0 ms (no user stack) 3775 ptlrpcd_00_02 2 ms (no user stack) 9566 ll_ost_create00 2 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 650384 2.5 GB 68% of TOTAL MEM USED 304683 1.2 GB 31% of TOTAL MEM SHARED 51207 200 MB 5% of TOTAL MEM BUFFERS 48804 190.6 MB 5% of TOTAL MEM CACHED 100287 391.7 MB 10% of TOTAL MEM SLAB 28606 111.7 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 58976 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 1026.8 eth0 n/a 1.4 RSS_TOTAL=51520 pages, %mem= 0.8 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012a31c000 ffff88012a320000 sysfs sysfs /sys ffff88012a31c1c0 ffff880139944000 proc proc /proc ffff88012a31c380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012a31c540 ffff8800b5248800 securityfs securityfs /sys/kernel/security ffff88012a31c700 ffff88012a320800 tmpfs tmpfs /dev/shm ffff88012a31c8c0 ffff880137159800 devpts devpts /dev/pts ffff88012a31ca80 ffff88012a321000 tmpfs tmpfs /run ffff88012a31cc40 ffff88012a321800 tmpfs tmpfs /sys/fs/cgroup ffff88012a31ce00 ffff88012a322000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012a31cfc0 ffff88012a322800 pstore pstore /sys/fs/pstore ffff88012a31d180 ffff88012a324800 cgroup cgroup /sys/fs/cgroup/memory ffff88012a31d340 ffff88012a324000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012a31d500 ffff88012a323800 cgroup cgroup /sys/fs/cgroup/devices ffff88012a31d6c0 ffff88012a323000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012a31d880 ffff88012a325000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012a31da40 ffff88012a325800 cgroup cgroup /sys/fs/cgroup/pids ffff88012a31dc00 ffff88012a326000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012a31ddc0 ffff88012a326800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012a2d4000 ffff88012a327000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012a2d41c0 ffff88012a327800 cgroup cgroup /sys/fs/cgroup/freezer ffff880137668a80 ffff8800b524a800 configfs configfs /sys/kernel/config ffff8800b49ec000 ffff8800b4bd2000 ext4 /dev/nbd0 / ffff88012a2d4540 ffff8800b5274000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012a2d4a80 ffff8800b4bd0800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012a2d4c40 ffff88013767e000 mqueue mqueue /dev/mqueue ffff880129f968c0 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff880129f96a80 ffff88012e102000 hugetlbfs hugetlbfs /dev/hugepages ffff88012a2d4e00 ffff8800b4bd6000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012a2d4fc0 ffff8800b51e7000 ramfs none /mnt ffff880129f96e00 ffff88012e105800 tmpfs none /var/lib/stateless/writable ffff880137668540 ffff8800b4994000 squashfs /dev/vda /home/green/git/lustre-release ffff8800b49ec1c0 ffff88012e105800 tmpfs none /var/cache/man ffff880137668e00 ffff88012e105800 tmpfs none /var/log ffff880137668fc0 ffff88012e105800 tmpfs none /var/lib/dbus ffff88012a2d5180 ffff88012e105800 tmpfs none /tmp ffff880137669180 ffff88012e105800 tmpfs none /var/lib/dhclient ffff8800b49ec380 ffff88012e105800 tmpfs none /var/tmp ffff88012a2d5340 ffff88012e105800 tmpfs none /var/lib/NetworkManager ffff880129f97180 ffff88012e105800 tmpfs none /var/lib/systemd/random-seed ffff880137669340 ffff88012e105800 tmpfs none /var/spool ffff880137669500 ffff88012e105800 tmpfs none /var/lib/nfs ffff8801376696c0 ffff88012e105800 tmpfs none /var/lib/gssproxy ffff880137669880 ffff88012e105800 tmpfs none /var/lib/logrotate ffff880137669a40 ffff88012e105800 tmpfs none /etc ffff880137669c00 ffff88012e105800 tmpfs none /var/lib/rsyslog ffff880137669dc0 ffff88012e105800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012a2d5500 ffff880129d9f800 nfs4 192.168.200.253:/exports/state/oleg214-server.virtnet /var/lib/stateless/state ffff88012a2d5a40 ffff880129d9f800 nfs4 192.168.200.253:/exports/state/oleg214-server.virtnet /boot ffff8800b49ec700 ffff880129d9f800 nfs4 192.168.200.253:/exports/state/oleg214-server.virtnet /etc/etc/kdump.conf ffff88012a2d5c00 ffff8800b5274000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012b35fc00 ffff8800b4994000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800ac0bd180 ffff88011d593800 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 ffff8800ac0bc540 ffff880129d9e000 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 ffff8800ac0bda40 ffff880080a1a800 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff8800ac0bc700 ffff880072935800 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 461.786683] [<0>] mdt_reint+0x67/0x150 [mdt] [ 461.787826] [<0>] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 461.789119] [<0>] ptlrpc_server_handle_request+0x257/0xcd0 [ptlrpc] [ 461.790736] [<0>] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 461.791826] [<0>] kthread+0xe4/0xf0 [ 461.792654] [<0>] ret_from_fork_nospec_begin+0x7/0x21 [ 461.794526] [<0>] 0xfffffffffffffffe [ 461.871041] Pid: 7233, comm: mdt_io00_001 3.10.0-7.9-debug #1 SMP Sat Mar 26 23:28:42 EDT 2022 [ 461.873138] Call Trace: [ 461.873980] [<0>] ldlm_completion_ast+0x943/0xd80 [ptlrpc] [ 461.875813] [<0>] ldlm_cli_enqueue_local+0x2ea/0x810 [ptlrpc] [ 461.878004] [<0>] mdt_object_lock_internal+0x1b3/0x470 [mdt] [ 461.879631] [<0>] mdt_rename_lock+0xc3/0x2d0 [mdt] [ 461.880779] [<0>] mdt_reint_migrate+0x87c/0x24b0 [mdt] [ 461.882192] [<0>] mdt_reint_rec+0x87/0x240 [mdt] [ 461.883336] [<0>] mdt_reint_internal+0x84f/0x13d0 [mdt] [ 461.884750] [<0>] mdt_reint+0x67/0x150 [mdt] [ 461.886599] [<0>] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 461.888577] [<0>] ptlrpc_server_handle_request+0x257/0xcd0 [ptlrpc] [ 461.891052] [<0>] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 461.893060] [<0>] kthread+0xe4/0xf0 [ 461.893908] [<0>] ret_from_fork_nospec_begin+0x7/0x21 [ 461.895428] [<0>] 0xfffffffffffffffe [ 462.127049] Lustre: mdt_io00_003: service thread pid 16140 was inactive for 40.114 seconds. Watchdog stack traces are limited to 3 per 300 seconds, skipping this one. [ 462.639023] Lustre: mdt_io00_004: service thread pid 16149 was inactive for 40.128 seconds. Watchdog stack traces are limited to 3 per 300 seconds, skipping this one. [ 462.643123] Lustre: Skipped 3 previous similar messages [ 493.615079] LustreError: 7211:0:(ldlm_lockd.c:257:expired_lock_main()) ### lock callback timer expired after 101s: evicting client at 192.168.202.14@tcp ns: mdt-lustre-MDT0001_UUID lock: ffff880094906400/0xa43bfc0cc102c48b lrc: 3/0,0 mode: PR/PR res: [0x240000404:0x36ae:0x0].0x0 bits 0x13/0x0 rrc: 6 type: IBT gid 0 flags: 0x60200400000020 nid: 192.168.202.14@tcp remote: 0x361ccbe1483d766f expref: 2048 pid: 16126 timeout: 492 lvb_type: 0 [ 493.632103] LustreError: 16179:0:(ldlm_lockd.c:1447:ldlm_handle_enqueue()) ### lock on destroyed export ffff88009d659800 ns: mdt-lustre-MDT0001_UUID lock: ffff88009c001a00/0xa43bfc0cc1129d51 lrc: 3/0,0 mode: PR/PR res: [0x240000404:0x3f41:0x0].0x0 bits 0x1b/0x0 rrc: 6 type: IBT gid 0 flags: 0x50200000000000 nid: 192.168.202.14@tcp remote: 0x361ccbe148421dc6 expref: 1939 pid: 16179 timeout: 0 lvb_type: 0 [ 493.632507] LustreError: 16173:0:(ldlm_lockd.c:2549:ldlm_cancel_handler()) ldlm_cancel from 192.168.202.14@tcp arrived at 1746112442 with bad export cookie 11834329577546459739 [ 521.663070] LustreError: 7211:0:(ldlm_lockd.c:257:expired_lock_main()) ### lock callback timer expired after 100s: evicting client at 192.168.202.14@tcp ns: mdt-lustre-MDT0000_UUID lock: ffff880133a54c00/0xa43bfc0cc117506a lrc: 3/0,0 mode: PW/PW res: [0x200000403:0x7ad1:0x0].0x0 bits 0x4/0x0 rrc: 6 type: IBT gid 0 flags: 0x60200400000020 nid: 192.168.202.14@tcp remote: 0x361ccbe148437fa8 expref: 3256 pid: 16160 timeout: 521 lvb_type: 0 [ 521.721162] LustreError: 7221:0:(ldlm_lockd.c:1447:ldlm_handle_enqueue()) ### lock on destroyed export ffff880072990800 ns: mdt-lustre-MDT0000_UUID lock: ffff88009c200600/0xa43bfc0cc117a003 lrc: 3/0,0 mode: PR/PR res: [0x200000400:0x137:0x0].0x0 bits 0x12/0x0 rrc: 4 type: IBT gid 0 flags: 0x50200000000000 nid: 192.168.202.14@tcp remote: 0x361ccbe1484397fe expref: 764 pid: 7221 timeout: 0 lvb_type: 0 [ 521.721225] Lustre: mdt_io00_006: service thread pid 16164 completed after 100.031s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 521.725464] Lustre: mdt_io00_000: service thread pid 7232 completed after 100.034s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 521.733109] Lustre: mdt_io00_001: service thread pid 7233 completed after 100.014s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 521.747077] Lustre: mdt_io00_002: service thread pid 7234 completed after 99.744s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 521.749262] Lustre: mdt_io00_003: service thread pid 16140 completed after 99.737s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 521.757974] Lustre: mdt_io00_010: service thread pid 16348 completed after 99.592s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 521.761823] Lustre: mdt_io00_008: service thread pid 16177 completed after 99.347s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 521.771722] Lustre: mdt_io00_004: service thread pid 16149 completed after 99.261s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 521.785124] LustreError: 7221:0:(ldlm_lockd.c:1447:ldlm_handle_enqueue()) Skipped 1 previous similar message ****************************************************************************** ************************ 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 11.50s (real) 6.22s (CPU), Child processes: 5.25s