************************ crashinfo ************************* /exports/testreports/51291/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg227-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.qcpsH/vmlinux [TAINTED] DUMPFILE: /exports/testreports/51291/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg227-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu May 1 16:15:08 EDT 2025 UPTIME: 00:33:40 LOAD AVERAGE: 0.00, 0.25, 1.68 TASKS: 442 NODENAME: oleg227-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 26 last 5s 59 last 60s 84 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 438 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 ----- -------------- ------ ---------------------------- 13 watchdog/0 0 ms (no user stack) 4524 arc_reap 0 ms (no user stack) 591 kworker/2:2 0 ms (no user stack) 21 watchdog/2 1 ms (no user stack) 8398 ldlm_bl_03 1 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 665997 2.5 GB 69% of TOTAL MEM USED 289070 1.1 GB 30% of TOTAL MEM SHARED 44894 175.4 MB 4% of TOTAL MEM BUFFERS 42568 166.3 MB 4% of TOTAL MEM CACHED 77530 302.9 MB 8% of TOTAL MEM SLAB 31239 122 MB 3% 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 58968 230.3 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 2017.5 eth0 n/a 3.7 RSS_TOTAL=52132 pages, %mem= 0.8 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668700 ffff88013767d000 sysfs sysfs /sys ffff8801376688c0 ffff880139944000 proc proc /proc ffff880137668a80 ffff880137678000 devtmpfs devtmpfs /dev ffff880137668c40 ffff88012b36f000 securityfs securityfs /sys/kernel/security ffff880137668e00 ffff88013767d800 tmpfs tmpfs /dev/shm ffff880137668fc0 ffff880137161000 devpts devpts /dev/pts ffff880137669180 ffff88013767e000 tmpfs tmpfs /run ffff880137669340 ffff88013767e800 tmpfs tmpfs /sys/fs/cgroup ffff880137669500 ffff88013767f000 cgroup cgroup /sys/fs/cgroup/systemd ffff8801376696c0 ffff88013767f800 pstore pstore /sys/fs/pstore ffff880137669880 ffff88012a369800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880137669a40 ffff88012a369000 cgroup cgroup /sys/fs/cgroup/cpuset ffff880137669c00 ffff88012a368800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880137669dc0 ffff88012a368000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012a362000 ffff88012a36a000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012a3621c0 ffff88012a36a800 cgroup cgroup /sys/fs/cgroup/pids ffff88012a362380 ffff88012a36b000 cgroup cgroup /sys/fs/cgroup/devices ffff88012a362540 ffff88012a36b800 cgroup cgroup /sys/fs/cgroup/memory ffff88012a362700 ffff88012a36c000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012a3628c0 ffff88012a36c800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012a362a80 ffff8800b4921000 configfs configfs /sys/kernel/config ffff88012a363dc0 ffff8800b4926800 ext4 /dev/nbd0 / ffff8800b480e1c0 ffff88012d462800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012a318540 ffff88012d464800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8800b480e380 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff880138ccb880 ffff8800b4927800 hugetlbfs hugetlbfs /dev/hugepages ffff8800b4002540 ffff880137679000 mqueue mqueue /dev/mqueue ffff88012a318700 ffff88012d465800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012a3188c0 ffff880129f77800 ramfs none /mnt ffff8800b4002700 ffff88012a322800 squashfs /dev/vda /home/green/git/lustre-release ffff88012a318a80 ffff880129f76000 tmpfs none /var/lib/stateless/writable ffff880138ccba40 ffff880129f76000 tmpfs none /var/cache/man ffff8800b40028c0 ffff880129f76000 tmpfs none /var/log ffff8800b4002a80 ffff880129f76000 tmpfs none /var/lib/dbus ffff8800b480e700 ffff880129f76000 tmpfs none /tmp ffff8800b4002c40 ffff880129f76000 tmpfs none /var/lib/dhclient ffff8800b4002e00 ffff880129f76000 tmpfs none /var/tmp ffff8800b4002fc0 ffff880129f76000 tmpfs none /var/lib/NetworkManager ffff8800b4003180 ffff880129f76000 tmpfs none /var/lib/systemd/random-seed ffff8800b480e8c0 ffff880129f76000 tmpfs none /var/spool ffff8800b4003340 ffff880129f76000 tmpfs none /var/lib/nfs ffff8800b480ea80 ffff880129f76000 tmpfs none /var/lib/gssproxy ffff8800b480ec40 ffff880129f76000 tmpfs none /var/lib/logrotate ffff8800b480ee00 ffff880129f76000 tmpfs none /etc ffff8800b480efc0 ffff880129f76000 tmpfs none /var/lib/rsyslog ffff8800b4003500 ffff880129f76000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012a318c40 ffff8800b4bc9800 nfs4 192.168.200.253:/exports/state/oleg227-server.virtnet /var/lib/stateless/state ffff8800b480f180 ffff8800b4bc9800 nfs4 192.168.200.253:/exports/state/oleg227-server.virtnet /boot ffff8800b40036c0 ffff8800b4bc9800 nfs4 192.168.200.253:/exports/state/oleg227-server.virtnet /etc/etc/kdump.conf ffff8800b480f340 ffff88012d462800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b1adee00 ffff88012a322800 squashfs /dev/vda /usr/sbin/mount.lustre ffff88012a310700 ffff880137372800 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 ffff88012a311a40 ffff88009e93a800 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 ffff8800b1adefc0 ffff88007f2cd000 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff88012a311500 ffff8800962c6800 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 820.573134] [] mdd_unlink+0x617/0xea0 [mdd] [ 820.579381] CPU: 0 PID: 7250 Comm: mdt_rdpg00_000 Kdump: loaded Tainted: P OE ------------ 3.10.0-7.9-debug #1 [ 820.579383] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-1.fc38 04/01/2014 [ 820.579385] Call Trace: [ 820.579549] [] dump_stack+0x19/0x1b [ 820.579587] [] osd_trans_start+0x683/0x6b0 [osd_ldiskfs] [ 820.579699] [] top_trans_start+0x7d9/0xab0 [ptlrpc] [ 820.579719] [] lod_trans_start+0x7f/0x2e0 [lod] [ 820.579736] [] ? lod_layout_repeat_comp.isra.53+0xe10/0xe10 [lod] [ 820.579760] [] mdd_trans_start+0x14/0x20 [mdd] [ 820.579771] [] mdd_close+0x414/0xf60 [mdd] [ 820.579805] [] mdt_mfd_close+0x42c/0xbc0 [mdt] [ 820.579820] [] mdt_close_internal+0xb4/0x240 [mdt] [ 820.579833] [] mdt_close+0x28c/0x980 [mdt] [ 820.579882] [] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 820.579932] [] ptlrpc_server_handle_request+0x257/0xcd0 [ptlrpc] [ 820.579973] [] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 820.579980] [] ? do_raw_spin_unlock+0x49/0x90 [ 820.579986] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 820.580022] [] ? ptlrpc_wait_event+0x630/0x630 [ptlrpc] [ 820.580028] [] kthread+0xe4/0xf0 [ 820.580031] [] ? kthread_create_on_node+0x140/0x140 [ 820.580033] [] ret_from_fork_nospec_begin+0x7/0x21 [ 820.580035] [] ? kthread_create_on_node+0x140/0x140 [ 820.708199] [] ? mdd_unlink_sanity_check+0x120/0x120 [mdd] [ 820.713912] [] mdt_reint_unlink+0xbb7/0x15b0 [mdt] [ 820.718506] [] mdt_reint_rec+0x87/0x240 [mdt] [ 820.722221] [] mdt_reint_internal+0x84f/0x13d0 [mdt] [ 820.723876] [] ? mdt_thread_info_init+0xa5/0xc0 [mdt] [ 820.737389] [] mdt_reint+0x67/0x150 [mdt] [ 820.739808] [] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 820.743279] [] ptlrpc_server_handle_request+0x257/0xcd0 [ptlrpc] [ 820.747560] [] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 820.751555] [] ? do_raw_spin_unlock+0x49/0x90 [ 820.754425] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 820.760286] [] ? ptlrpc_wait_event+0x630/0x630 [ptlrpc] [ 820.778671] [] kthread+0xe4/0xf0 [ 820.785520] [] ? kthread_create_on_node+0x140/0x140 [ 820.790536] [] ret_from_fork_nospec_begin+0x7/0x21 [ 820.794427] [] ? kthread_create_on_node+0x140/0x140 ****************************************************************************** ************************ 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 13.89s (real) 7.56s (CPU), Child processes: 6.20s