************************ crashinfo ************************* /exports/testreports/51287/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg426-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.g4Alg/vmlinux [TAINTED] DUMPFILE: /exports/testreports/51287/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg426-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu May 1 16:13:46 EDT 2025 UPTIME: 00:33:37 LOAD AVERAGE: 0.00, 0.03, 0.36 TASKS: 296 NODENAME: oleg426-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 64 last 60s 81 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 292 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 ----- -------------- ------ ---------------------------- 10941 ldlm_bl_03 0 ms (no user stack) 4529 l2arc_feed 0 ms (no user stack) 4527 dbuf_evict 0 ms (no user stack) 4525 arc_reap 41 ms (no user stack) 49 kworker/2:1 125 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 693912 2.6 GB 72% of TOTAL MEM USED 261155 1020.1 MB 27% of TOTAL MEM SHARED 23467 91.7 MB 2% of TOTAL MEM BUFFERS 21170 82.7 MB 2% of TOTAL MEM CACHED 93331 364.6 MB 9% of TOTAL MEM SLAB 20786 81.2 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 59046 230.6 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 2015.2 eth0 n/a 3.6 RSS_TOTAL=52248 pages, %mem= 0.9 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668380 ffff880137679800 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff8800b523f000 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff88013767a000 tmpfs tmpfs /dev/shm ffff880137668c40 ffff8801372f6000 devpts devpts /dev/pts ffff880137668e00 ffff88013767a800 tmpfs tmpfs /run ffff880137668fc0 ffff88013767b000 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff88013767b800 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669340 ffff88013767c000 pstore pstore /sys/fs/pstore ffff880138ccafc0 ffff88012a348000 cgroup cgroup /sys/fs/cgroup/devices ffff880138ccb180 ffff88012a348800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880138ccb340 ffff88012a349000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880138ccb500 ffff88012a349800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff880138ccb6c0 ffff88012a34a000 cgroup cgroup /sys/fs/cgroup/perf_event ffff880138ccb880 ffff88012a34a800 cgroup cgroup /sys/fs/cgroup/memory ffff880138ccba40 ffff88012a34b000 cgroup cgroup /sys/fs/cgroup/freezer ffff880138ccbc00 ffff88012a34b800 cgroup cgroup /sys/fs/cgroup/cpuset ffff880138ccbdc0 ffff88012a34c000 cgroup cgroup /sys/fs/cgroup/pids ffff88012b3c8000 ffff88012a34c800 cgroup cgroup /sys/fs/cgroup/blkio ffff880137669500 ffff88013767d000 configfs configfs /sys/kernel/config ffff88012b26ac40 ffff8800b4ca5000 ext4 /dev/nbd0 / ffff8801376696c0 ffff88012a2f9000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012b26ae00 ffff88012a328800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880137669880 ffff8801372f7800 mqueue mqueue /dev/mqueue ffff880137669a40 ffff880129c74000 hugetlbfs hugetlbfs /dev/hugepages ffff880137669c00 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012b26afc0 ffff88012a329000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012b26b340 ffff88012a34e000 ramfs none /mnt ffff880137669dc0 ffff8800b419e800 squashfs /dev/vda /home/green/git/lustre-release ffff88012b26b500 ffff88012e111800 tmpfs none /var/lib/stateless/writable ffff88012d750000 ffff88012e111800 tmpfs none /var/cache/man ffff88012b3cda40 ffff88012e111800 tmpfs none /var/log ffff88012b3cdc00 ffff88012e111800 tmpfs none /var/lib/dbus ffff88012d7501c0 ffff88012e111800 tmpfs none /tmp ffff88012d750380 ffff88012e111800 tmpfs none /var/lib/dhclient ffff88012d750540 ffff88012e111800 tmpfs none /var/tmp ffff88012b3cddc0 ffff88012e111800 tmpfs none /var/lib/NetworkManager ffff88012b3cd6c0 ffff88012e111800 tmpfs none /var/lib/systemd/random-seed ffff88012b26b6c0 ffff88012e111800 tmpfs none /var/spool ffff88012d750700 ffff88012e111800 tmpfs none /var/lib/nfs ffff88012d7508c0 ffff88012e111800 tmpfs none /var/lib/gssproxy ffff88012d750a80 ffff88012e111800 tmpfs none /var/lib/logrotate ffff88012b3cd500 ffff88012e111800 tmpfs none /etc ffff88012b3cd340 ffff88012e111800 tmpfs none /var/lib/rsyslog ffff88012d750c40 ffff88012e111800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012d750e00 ffff880137629800 nfs4 192.168.200.253:/exports/state/oleg426-server.virtnet /var/lib/stateless/state ffff8800b226e1c0 ffff880137629800 nfs4 192.168.200.253:/exports/state/oleg426-server.virtnet /boot ffff88012d751180 ffff880137629800 nfs4 192.168.200.253:/exports/state/oleg426-server.virtnet /etc/etc/kdump.conf ffff88012d751340 ffff88012a2f9000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012b3c9880 ffff8800b419e800 squashfs /dev/vda /usr/sbin/mount.lustre ffff880129c42e00 ffff8800b419f800 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 ffff88012b3c9180 ffff88012d3e1800 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 ffff880129c43dc0 ffff88009bd10800 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff880129c42fc0 ffff8801304b8000 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 361.332172] [] ptlrpc_server_handle_request+0x257/0xcd0 [ptlrpc] [ 361.350266] [] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 361.358908] [] ? do_raw_spin_unlock+0x49/0x90 [ 361.362431] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 361.364393] [] ? ptlrpc_wait_event+0x630/0x630 [ptlrpc] [ 361.367679] [] kthread+0xe4/0xf0 [ 361.373036] [] ? kthread_create_on_node+0x140/0x140 [ 361.380374] [] ret_from_fork_nospec_begin+0x7/0x21 [ 361.383990] [] ? kthread_create_on_node+0x140/0x140 [ 370.860068] Lustre: 16370:0:(mdt_reint.c:2443:mdt_reint_migrate()) lustre-MDT0001: [0x240000402:0x1:0x0]/17 is open, migrate only dentry [ 373.364629] LustreError: 16370:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) lustre-MDD0000: '15' migration was interrupted, run 'lfs migrate -m 1 -c 2 -H crush 15' to finish migration: rc = -1 [ 373.376770] LustreError: 16370:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) Skipped 1 previous similar message [ 381.725975] LustreError: 7259:0:(lustre_lmv.h:500:lmv_is_sane()) unknown layout LMV: magic=0xcd40cd0 count=3 index=2 hash=crush:0x82000003 version=1 migrate_offset=2 migrate_hash=fnv_1a_64:2 pool= [ 388.471368] Lustre: 16213:0:(osd_internal.h:1326:osd_trans_exec_op()) lustre-MDT0000: opcode 2: before 3196 < left 3236, rollback = 2 [ 388.475830] Lustre: 16213:0:(osd_internal.h:1326:osd_trans_exec_op()) Skipped 47 previous similar messages [ 388.479361] Lustre: 16213:0:(osd_handler.c:1967:osd_trans_dump_creds()) create: 3/12/4, destroy: 1/4/0 [ 388.506914] Lustre: 16213:0:(osd_handler.c:1974:osd_trans_dump_creds()) attr_set: 4/4/0, xattr_set: 39/3236/0 [ 388.513196] Lustre: 16213:0:(osd_handler.c:1984:osd_trans_dump_creds()) write: 5/55/0, punch: 0/0/0, quota 7/129/0 [ 388.518235] Lustre: 16213:0:(osd_handler.c:1991:osd_trans_dump_creds()) insert: 16/299/3, delete: 3/6/0 [ 388.524289] Lustre: 16213:0:(osd_handler.c:1998:osd_trans_dump_creds()) ref_add: 9/9/0, ref_del: 2/2/0 [ 432.883776] LustreError: 7260:0:(mdt_reint.c:2523:mdt_reint_migrate()) lustre-MDT0000: migrate [0x200000402:0x2:0x0]/4 failed: rc = -1 [ 432.909879] LustreError: 7260:0:(mdt_reint.c:2523:mdt_reint_migrate()) Skipped 10 previous similar messages [ 436.536763] Lustre: 16195:0:(lod_lov.c:1417:lod_parse_striping()) lustre-MDT0001-mdtlov: EXTENSION flags=40 set on component[2]=1 of non-SEL file [0x240000402:0xe7e:0x0] with magic=0xbd60bd0 [ 436.556704] Lustre: 16195:0:(lod_lov.c:1417:lod_parse_striping()) Skipped 15 previous similar messages [ 461.526741] LustreError: 16194:0:(mdt_xattr.c:402:mdt_dir_layout_update()) lustre-MDT0001: [0x240000403:0x121b:0x0] migrate mdt count mismatch 2 != 1 [ 465.574240] LustreError: 16232:0:(osd_handler.c:4580:osd_ref_del()) lustre-MDT0000: nlink == 0 on [0x200000402:0x1126:0x0], maybe an upgraded file? (LU-3915) [ 467.535648] LustreError: 7247:0:(mdt_open.c:1302:mdt_cross_open()) lustre-MDT0001: [0x240000403:0x12ac:0x0] doesn't exist!: rc = -14 [ 469.430586] LustreError: 16420:0:(mdt_open.c:1302:mdt_cross_open()) lustre-MDT0001: [0x240000403:0x12ac:0x0] doesn't exist!: rc = -14 [ 469.449478] LustreError: 16420:0:(mdt_open.c:1302:mdt_cross_open()) Skipped 2 previous similar messages [ 473.704963] LustreError: 16280:0:(mdt_open.c:1302:mdt_cross_open()) lustre-MDT0001: [0x240000403:0x12ac:0x0] doesn't exist!: rc = -14 [ 475.219756] LustreError: 16194:0:(mdt_xattr.c:402:mdt_dir_layout_update()) lustre-MDT0001: [0x240000402:0x1167:0x0] migrate mdt count mismatch 2 != 1 [ 479.130796] LustreError: 16192:0:(mdt_open.c:1302:mdt_cross_open()) lustre-MDT0001: [0x240000403:0x12ac:0x0] doesn't exist!: rc = -14 [ 479.722331] Lustre: 7261:0:(mdd_dir.c:4741:mdd_migrate_object()) lustre-MDD0001: [0x240000402:0x1:0x0]/10 is open, migrate only dentry [ 479.731162] Lustre: 7261:0:(mdd_dir.c:4741:mdd_migrate_object()) Skipped 30 previous similar messages [ 483.225992] LustreError: 16203:0:(mdt_open.c:1302:mdt_cross_open()) lustre-MDT0001: [0x240000403:0x12ac:0x0] doesn't exist!: rc = -14 [ 483.241034] LustreError: 16203:0:(mdt_open.c:1302:mdt_cross_open()) Skipped 4 previous similar messages [ 493.033507] LustreError: 7259:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) lustre-MDD0001: '2' migration was interrupted, run 'lfs migrate -m 0 -c 2 -H crush 2' to finish migration: rc = -1 [ 493.039074] LustreError: 7259:0:(mdd_dir.c:4662:mdd_migrate_cmd_check()) Skipped 2 previous similar messages [ 493.511363] LustreError: 16420:0:(mdt_open.c:1302:mdt_cross_open()) lustre-MDT0001: [0x240000403:0x12ac:0x0] doesn't exist!: rc = -14 [ 493.515689] LustreError: 16420:0:(mdt_open.c:1302:mdt_cross_open()) Skipped 2 previous similar messages ****************************************************************************** ************************ 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 13.11s (real) 7.02s (CPU), Child processes: 5.99s