************************ crashinfo ************************* /exports/testreports/49987/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64-retry3/oleg457-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.LNm8h/vmlinux [TAINTED] DUMPFILE: /exports/testreports/49987/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64-retry3/oleg457-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu Mar 13 16:52:37 EDT 2025 UPTIME: 00:22:39 LOAD AVERAGE: 0.01, 0.34, 0.97 TASKS: 308 NODENAME: oleg457-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 27 last 5s 65 last 60s 83 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 304 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 ----- -------------- ------ ---------------------------- 4529 arc_reap 0 ms (no user stack) 46 kworker/1:1 0 ms (no user stack) 9611 ldlm_bl_03 0 ms (no user stack) 16439 kworker/u8:0 0 ms (no user stack) 65 kworker/0:1 0 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 692406 2.6 GB 72% of TOTAL MEM USED 262661 1 GB 27% of TOTAL MEM SHARED 32865 128.4 MB 3% of TOTAL MEM BUFFERS 30542 119.3 MB 3% of TOTAL MEM CACHED 83326 325.5 MB 8% of TOTAL MEM SLAB 22862 89.3 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 58996 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 1357.2 eth0 n/a 0.1 RSS_TOTAL=49240 pages, %mem= 0.8 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012a33e000 ffff88012a340000 sysfs sysfs /sys ffff88012a33e1c0 ffff880139944000 proc proc /proc ffff88012a33e380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012a33e540 ffff8800b5226800 securityfs securityfs /sys/kernel/security ffff88012a33e700 ffff88012a340800 tmpfs tmpfs /dev/shm ffff88012a33e8c0 ffff880136bd9000 devpts devpts /dev/pts ffff88012a33ea80 ffff88012a341000 tmpfs tmpfs /run ffff88012a33ec40 ffff88012a341800 tmpfs tmpfs /sys/fs/cgroup ffff88012a33ee00 ffff88012a342000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012a33efc0 ffff88012a342800 pstore pstore /sys/fs/pstore ffff88012b266a80 ffff88012b367800 cgroup cgroup /sys/fs/cgroup/devices ffff88012b266c40 ffff88012b367000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012b266e00 ffff88012b366800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012b266fc0 ffff88012b366000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012b267180 ffff88012a270000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012b267340 ffff88012a270800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012b267500 ffff88012a271000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012b2676c0 ffff88012a271800 cgroup cgroup /sys/fs/cgroup/pids ffff88012b267880 ffff88012a272000 cgroup cgroup /sys/fs/cgroup/memory ffff88012b267a40 ffff88012a272800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012b267c00 ffff88012a277000 configfs configfs /sys/kernel/config ffff880129e7e540 ffff880129d72000 ext4 /dev/nbd0 / ffff880129e7e700 ffff88012a307800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012b267dc0 ffff88012a276800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880138ccac40 ffff880136bda800 mqueue mqueue /dev/mqueue ffff880137668e00 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff880129e7ee00 ffff8800b42b3800 hugetlbfs hugetlbfs /dev/hugepages ffff880138ccae00 ffff8800b4349000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff880129e7efc0 ffff8800b42b7000 ramfs none /mnt ffff88012e26a000 ffff8800b4111800 squashfs /dev/vda /home/green/git/lustre-release ffff880137668fc0 ffff880129fd3000 tmpfs none /var/lib/stateless/writable ffff88012e26a1c0 ffff880129fd3000 tmpfs none /var/cache/man ffff880137669180 ffff880129fd3000 tmpfs none /var/log ffff880137669340 ffff880129fd3000 tmpfs none /var/lib/dbus ffff880129e7f340 ffff880129fd3000 tmpfs none /tmp ffff880129e7f500 ffff880129fd3000 tmpfs none /var/lib/dhclient ffff880137669500 ffff880129fd3000 tmpfs none /var/tmp ffff880129e7f6c0 ffff880129fd3000 tmpfs none /var/lib/NetworkManager ffff88012e26a380 ffff880129fd3000 tmpfs none /var/lib/systemd/random-seed ffff8801376696c0 ffff880129fd3000 tmpfs none /var/spool ffff88012e26a540 ffff880129fd3000 tmpfs none /var/lib/nfs ffff880129e7f880 ffff880129fd3000 tmpfs none /var/lib/gssproxy ffff880129e7fa40 ffff880129fd3000 tmpfs none /var/lib/logrotate ffff88012e26a700 ffff880129fd3000 tmpfs none /etc ffff880138ccafc0 ffff880129fd3000 tmpfs none /var/lib/rsyslog ffff880137669880 ffff880129fd3000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012e26a8c0 ffff88012a302800 nfs4 192.168.200.253:/exports/state/oleg457-server.virtnet /var/lib/stateless/state ffff880137669a40 ffff88012a302800 nfs4 192.168.200.253:/exports/state/oleg457-server.virtnet /boot ffff880129e7fc00 ffff88012a302800 nfs4 192.168.200.253:/exports/state/oleg457-server.virtnet /etc/etc/kdump.conf ffff880129e7fdc0 ffff88012a307800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b1b45c00 ffff8800b4111800 squashfs /dev/vda /usr/sbin/mount.lustre ffff880138ccbc00 ffff8800b210d000 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 ffff8800b1b44540 ffff88012c510800 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 ffff880138ccba40 ffff88009f79d800 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff8800b1b43500 ffff88009870f800 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 513.457082] Pid: 16103, comm: mdt00_020 3.10.0-7.9-debug #1 SMP Sat Mar 26 23:28:42 EDT 2022 [ 513.457082] Call Trace: [ 513.457188] [<0>] ldlm_completion_ast+0x943/0xd80 [ptlrpc] [ 513.457244] [<0>] ldlm_cli_enqueue_local+0x2ea/0x810 [ptlrpc] [ 513.457271] [<0>] mdt_object_pdo_lock+0x369/0x750 [mdt] [ 513.457284] [<0>] mdt_parent_lock+0x76/0x2a0 [mdt] [ 513.457297] [<0>] mdt_getattr_name_lock+0x1850/0x2d10 [mdt] [ 513.457310] [<0>] mdt_intent_getattr+0x2cc/0x4e0 [mdt] [ 513.457323] [<0>] mdt_intent_opc.constprop.73+0x211/0xc60 [mdt] [ 513.457335] [<0>] mdt_intent_policy+0x10f/0x460 [mdt] [ 513.457376] [<0>] ldlm_lock_enqueue+0x397/0x980 [ptlrpc] [ 513.457420] [<0>] ldlm_handle_enqueue+0x547/0x18d0 [ptlrpc] [ 513.457472] [<0>] tgt_enqueue+0x68/0x240 [ptlrpc] [ 513.457519] [<0>] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 513.457555] [<0>] ptlrpc_server_handle_request+0x281/0xce0 [ptlrpc] [ 513.457591] [<0>] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 513.457598] [<0>] kthread+0xe4/0xf0 [ 513.457602] [<0>] ret_from_fork_nospec_begin+0x7/0x21 [ 513.457614] [<0>] 0xfffffffffffffffe [ 513.489943] Lustre: Skipped 1 previous similar message [ 513.491392] Pid: 7258, comm: mdt_io00_002 3.10.0-7.9-debug #1 SMP Sat Mar 26 23:28:42 EDT 2022 [ 513.493945] Call Trace: [ 513.495721] [<0>] ldlm_completion_ast+0x943/0xd80 [ptlrpc] [ 513.497976] [<0>] ldlm_cli_enqueue_local+0x2ea/0x810 [ptlrpc] [ 513.500039] [<0>] mdt_object_lock_internal+0x1b3/0x470 [mdt] [ 513.501626] [<0>] mdt_object_check_lock+0xec/0x3c0 [mdt] [ 513.504944] [<0>] mdt_reint_rename+0x295e/0x2c30 [mdt] [ 513.508256] [<0>] mdt_reint_rec+0x87/0x240 [mdt] [ 513.510623] [<0>] mdt_reint_internal+0x74c/0xbc0 [mdt] [ 513.512671] [<0>] mdt_reint+0x67/0x150 [mdt] [ 513.514626] [<0>] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 513.516671] [<0>] ptlrpc_server_handle_request+0x281/0xce0 [ptlrpc] [ 513.519214] [<0>] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 513.521210] [<0>] kthread+0xe4/0xf0 [ 513.522236] [<0>] ret_from_fork_nospec_begin+0x7/0x21 [ 513.524439] [<0>] 0xfffffffffffffffe [ 573.487481] LustreError: 7235:0:(ldlm_lockd.c:252:expired_lock_main()) ### lock callback timer expired after 100s: evicting client at 192.168.204.57@tcp ns: mdt-lustre-MDT0001_UUID lock: ffff88008d39ce00/0xc244fe511a15583c lrc: 3/0,0 mode: CR/CR res: [0x240000403:0x2682:0x0].0x0 bits 0xa/0x0 rrc: 3 type: IBT gid 0 flags: 0x60200400000020 nid: 192.168.204.57@tcp remote: 0x472bcc9b595b1470 expref: 1307 pid: 16056 timeout: 572 lvb_type: 0 [ 573.510326] Lustre: mdt00_020: service thread pid 16103 completed after 100.104s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 573.510372] Lustre: mdt_io00_002: service thread pid 7258 completed after 100.129s. This likely indicates the system was overloaded (too many service threads, or not enough hardware resources). [ 573.519029] LustreError: 16075:0:(ldlm_lockd.c:2591:ldlm_cancel_handler()) ldlm_cancel from 192.168.204.57@tcp arrived at 1741898370 with bad export cookie 13998593166052230484 ****************************************************************************** ************************ 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 12.29s (real) 6.58s (CPU), Child processes: 5.67s