************************ crashinfo ************************* /exports/testreports/51304/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg126-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.MCT6Z/vmlinux [TAINTED] DUMPFILE: /exports/testreports/51304/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg126-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu May 1 17:02:53 EDT 2025 UPTIME: 00:33:42 LOAD AVERAGE: 0.00, 0.04, 0.45 TASKS: 290 NODENAME: oleg126-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 23 last 5s 62 last 60s 84 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 286 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 ----- -------------- ------ ---------------------------- 298 kworker/u8:3 0 ms (no user stack) 482 kworker/3:2 0 ms (no user stack) 558 kworker/0:1H 0 ms (no user stack) 16330 ldlm_bl_04 2 ms (no user stack) 24 kworker/2:0 2 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 706733 2.7 GB 73% of TOTAL MEM USED 248334 970.1 MB 26% of TOTAL MEM SHARED 24624 96.2 MB 2% of TOTAL MEM BUFFERS 22296 87.1 MB 2% of TOTAL MEM CACHED 81101 316.8 MB 8% of TOTAL MEM SLAB 20914 81.7 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 58981 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 -------------------- CLOSE 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 2019.1 eth0 n/a 0.0 RSS_TOTAL=49456 pages, %mem= 0.8 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668380 ffff88013767b800 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff88012db70800 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff88013767c000 tmpfs tmpfs /dev/shm ffff880137668c40 ffff880137305800 devpts devpts /dev/pts ffff880137668e00 ffff88013767c800 tmpfs tmpfs /run ffff880137668fc0 ffff88013767d000 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff88013767d800 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669340 ffff88013767e000 pstore pstore /sys/fs/pstore ffff880137669500 ffff88012a350000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff8801376696c0 ffff88012a350800 cgroup cgroup /sys/fs/cgroup/freezer ffff880137669880 ffff88012a351000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880137669a40 ffff88012a351800 cgroup cgroup /sys/fs/cgroup/perf_event ffff880137669c00 ffff88012a352000 cgroup cgroup /sys/fs/cgroup/blkio ffff880137669dc0 ffff88012a352800 cgroup cgroup /sys/fs/cgroup/memory ffff88012a34a000 ffff88012a353000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012a34a1c0 ffff88012a353800 cgroup cgroup /sys/fs/cgroup/devices ffff88012a34a380 ffff88012a354000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012a34a540 ffff88012a354800 cgroup cgroup /sys/fs/cgroup/pids ffff88012a34a700 ffff88012a355000 configfs configfs /sys/kernel/config ffff880138ccb180 ffff88012a371800 ext4 /dev/nbd0 / ffff88012a30a1c0 ffff8800b524e800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012b25cfc0 ffff8800b524b000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012a34bdc0 ffff8800b4fd8800 hugetlbfs hugetlbfs /dev/hugepages ffff88012a30a380 ffff880137307000 mqueue mqueue /dev/mqueue ffff88012a34bc00 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff880138ccb340 ffff8800b4062800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012a30a700 ffff88012a370000 ramfs none /mnt ffff880138ccb500 ffff88012a373800 squashfs /dev/vda /home/green/git/lustre-release ffff88012a30a8c0 ffff8800b4d98800 tmpfs none /var/lib/stateless/writable ffff88012a30aa80 ffff8800b4d98800 tmpfs none /var/cache/man ffff880138ccb6c0 ffff8800b4d98800 tmpfs none /var/log ffff88012a34b880 ffff8800b4d98800 tmpfs none /var/lib/dbus ffff8800b1df6000 ffff8800b4d98800 tmpfs none /tmp ffff8800b1df61c0 ffff8800b4d98800 tmpfs none /var/lib/dhclient ffff8800b1df6380 ffff8800b4d98800 tmpfs none /var/tmp ffff880138ccb880 ffff8800b4d98800 tmpfs none /var/lib/NetworkManager ffff8800b1df6540 ffff8800b4d98800 tmpfs none /var/lib/systemd/random-seed ffff8800b1df6700 ffff8800b4d98800 tmpfs none /var/spool ffff8800b1df68c0 ffff8800b4d98800 tmpfs none /var/lib/nfs ffff8800b1df6a80 ffff8800b4d98800 tmpfs none /var/lib/gssproxy ffff8800b1df6c40 ffff8800b4d98800 tmpfs none /var/lib/logrotate ffff8800b1df6e00 ffff8800b4d98800 tmpfs none /etc ffff8800b1df6fc0 ffff8800b4d98800 tmpfs none /var/lib/rsyslog ffff8800b1df7180 ffff8800b4d98800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012b25d180 ffff8800b41d3800 nfs4 192.168.200.253:/exports/state/oleg126-server.virtnet /var/lib/stateless/state ffff880138ccba40 ffff8800b41d3800 nfs4 192.168.200.253:/exports/state/oleg126-server.virtnet /boot ffff88012b25d6c0 ffff8800b41d3800 nfs4 192.168.200.253:/exports/state/oleg126-server.virtnet /etc/etc/kdump.conf ffff8800b1df7340 ffff8800b524e800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012cd4bc00 ffff88012a373800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b4154700 ffff8800b4d9e000 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 ffff8800b4155dc0 ffff88012db79800 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 ffff88012b25d500 ffff88008b115000 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff8800b41556c0 ffff88008b03a800 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 453.852179] Lustre: 16215:0:(osd_handler.c:1974:osd_trans_dump_creds()) attr_set: 4/4/0, xattr_set: 37/3058/0 [ 453.862676] Lustre: 16215:0:(osd_handler.c:1984:osd_trans_dump_creds()) write: 5/55/0, punch: 0/0/0, quota 6/126/0 [ 453.868801] Lustre: 16215:0:(osd_handler.c:1991:osd_trans_dump_creds()) insert: 16/299/0, delete: 3/6/0 [ 453.872786] Lustre: 16215:0:(osd_handler.c:1998:osd_trans_dump_creds()) ref_add: 9/9/0, ref_del: 2/2/0 [ 453.876601] CPU: 3 PID: 16215 Comm: mdt_io00_004 Kdump: loaded Tainted: P OE ------------ 3.10.0-7.9-debug #1 [ 453.888142] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.3-2.fc40 04/01/2014 [ 453.891726] Call Trace: [ 453.892960] [] dump_stack+0x19/0x1b [ 453.899289] [] osd_trans_start+0x683/0x6b0 [osd_ldiskfs] [ 453.904573] [] ? __llog_ctxt_put+0xd3/0x140 [obdclass] [ 453.908027] [] top_trans_start+0x351/0xab0 [ptlrpc] [ 453.911886] [] lod_trans_start+0x7f/0x2e0 [lod] [ 453.915975] [] mdd_trans_start+0x14/0x20 [mdd] [ 453.923295] [] mdd_migrate_object+0x12ee/0x2470 [mdd] [ 453.930276] [] ? __wake_up_common_lock+0x91/0xc0 [ 453.934900] [] ? __mdt_stripe_get+0xe1/0x4e0 [mdt] [ 453.939652] [] mdd_migrate+0x28/0x30 [mdd] [ 453.948176] [] mdt_reint_migrate+0x1b9f/0x24b0 [mdt] [ 453.952283] [] ? lustre_msg_add_version+0x27/0xa0 [ptlrpc] [ 453.959557] [] mdt_reint_rec+0x87/0x240 [mdt] [ 453.962667] [] mdt_reint_internal+0x84f/0x13d0 [mdt] [ 453.970787] [] ? mdt_thread_info_init+0xa5/0xc0 [mdt] [ 453.978049] [] mdt_reint+0x67/0x150 [mdt] [ 453.986586] [] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 453.990180] [] ptlrpc_server_handle_request+0x257/0xcd0 [ptlrpc] [ 454.001790] [] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 454.015033] [] ? do_raw_spin_unlock+0x49/0x90 [ 454.019398] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 454.021900] [] ? ptlrpc_wait_event+0x630/0x630 [ptlrpc] [ 454.025178] [] kthread+0xe4/0xf0 [ 454.027159] [] ? kthread_create_on_node+0x140/0x140 [ 454.031894] [] ret_from_fork_nospec_begin+0x7/0x21 [ 454.034977] [] ? kthread_create_on_node+0x140/0x140 [ 466.324910] Lustre: 16197:0:(lod_lov.c:1417:lod_parse_striping()) lustre-MDT0001-mdtlov: EXTENSION flags=40 set on component[2]=1 of non-SEL file [0x240000402:0x115a:0x0] with magic=0xbd60bd0 [ 466.353935] Lustre: 16197:0:(lod_lov.c:1417:lod_parse_striping()) Skipped 45 previous similar messages [ 467.320187] LustreError: 7267:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) lustre-MDD0001: '0' migration was interrupted, run 'lfs migrate -m 0 -c 2 -H crush 0' to finish migration: rc = -1 [ 467.338967] LustreError: 7267:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) Skipped 1 previous similar message [ 480.033657] Lustre: 7268:0:(mdd_dir.c:4741:mdd_migrate_object()) lustre-MDD0000: [0x200000402:0x1:0x0]/1 is open, migrate only dentry [ 480.051008] Lustre: 7268:0:(mdd_dir.c:4741:mdd_migrate_object()) Skipped 34 previous similar messages [ 491.902077] Lustre: 7268:0:(mdt_reint.c:2443:mdt_reint_migrate()) lustre-MDT0001: [0x240000402:0x1:0x0]/17 is open, migrate only dentry ****************************************************************************** ************************ 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 13.17s (real) 7.02s (CPU), Child processes: 6.04s