************************ crashinfo ************************* /exports/testreports/49254/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg302-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.cK691/vmlinux [TAINTED] DUMPFILE: /exports/testreports/49254/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg302-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Fri Feb 14 07:12:52 EST 2025 UPTIME: 00:33:43 LOAD AVERAGE: 0.00, 0.21, 1.75 TASKS: 484 NODENAME: oleg302-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 16 last 5s 64 last 60s 83 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 480 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 ----- -------------- ------ ---------------------------- 20 rcuos/1 0 ms (no user stack) 55 khugepaged 0 ms (no user stack) 3764 monitor_thread 0 ms (no user stack) 9580 ldlm_bl_04 0 ms (no user stack) 1 systemd 3 ms /usr/lib/systemd/systemd --switched-root --system --deserialize 22 +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 569752 2.2 GB 59% of TOTAL MEM USED 385315 1.5 GB 40% of TOTAL MEM SHARED 79411 310.2 MB 8% of TOTAL MEM BUFFERS 77107 301.2 MB 8% of TOTAL MEM CACHED 77187 301.5 MB 8% of TOTAL MEM SLAB 82320 321.6 MB 8% 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 59003 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 2020.5 eth0 n/a 0.6 RSS_TOTAL=50700 pages, %mem= 0.8 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668fc0 ffff88012a2d0000 sysfs sysfs /sys ffff880137669180 ffff880139944000 proc proc /proc ffff880137669340 ffff880137678000 devtmpfs devtmpfs /dev ffff880137669500 ffff88012a2f8000 securityfs securityfs /sys/kernel/security ffff8801376696c0 ffff88012a2d0800 tmpfs tmpfs /dev/shm ffff880137669880 ffff880137024000 devpts devpts /dev/pts ffff880137669a40 ffff88012a2d1000 tmpfs tmpfs /run ffff880137669c00 ffff88012a2d1800 tmpfs tmpfs /sys/fs/cgroup ffff880137669dc0 ffff88012a2d2000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012a2f4000 ffff88012a2d2800 pstore pstore /sys/fs/pstore ffff88012a2f41c0 ffff88012a2d4800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012a2f4380 ffff88012a2d4000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012a2f4540 ffff88012a2d3800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012a2f4700 ffff88012a2d3000 cgroup cgroup /sys/fs/cgroup/devices ffff88012a2f48c0 ffff88012a2d5000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012a2f4a80 ffff88012a2d5800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012a2f4c40 ffff88012a2d6000 cgroup cgroup /sys/fs/cgroup/memory ffff88012a2f4e00 ffff88012a2d6800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012a2f4fc0 ffff88012a2d7000 cgroup cgroup /sys/fs/cgroup/pids ffff88012a2f5180 ffff88012a2d7800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012a2f5340 ffff8800b53c3800 configfs configfs /sys/kernel/config ffff88012a2f5500 ffff8800b53c7000 ext4 /dev/nbd0 / ffff88012aa38540 ffff8800b4897800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012a2f56c0 ffff8800b53c2800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880138ccafc0 ffff8800b4993000 hugetlbfs hugetlbfs /dev/hugepages ffff880138ccb180 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012a2f5880 ffff880137025800 mqueue mqueue /dev/mqueue ffff8800b4833180 ffff880129f48800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aa38e00 ffff8800b4b6b000 ramfs none /mnt ffff8800b4833340 ffff8800b4112000 squashfs /dev/vda /home/green/git/lustre-release ffff8800b4833500 ffff8800b4113800 tmpfs none /var/lib/stateless/writable ffff8800b4833880 ffff8800b4113800 tmpfs none /var/cache/man ffff88012a2f5a40 ffff8800b4113800 tmpfs none /var/log ffff88012a2f5c00 ffff8800b4113800 tmpfs none /var/lib/dbus ffff88012a2f5dc0 ffff8800b4113800 tmpfs none /tmp ffff8800b2052000 ffff8800b4113800 tmpfs none /var/lib/dhclient ffff880138ccb340 ffff8800b4113800 tmpfs none /var/tmp ffff880138ccb500 ffff8800b4113800 tmpfs none /var/lib/NetworkManager ffff88012aa38fc0 ffff8800b4113800 tmpfs none /var/lib/systemd/random-seed ffff8800b20521c0 ffff8800b4113800 tmpfs none /var/spool ffff8800b4833a40 ffff8800b4113800 tmpfs none /var/lib/nfs ffff880138ccb6c0 ffff8800b4113800 tmpfs none /var/lib/gssproxy ffff880138ccb880 ffff8800b4113800 tmpfs none /var/lib/logrotate ffff88012aa39180 ffff8800b4113800 tmpfs none /etc ffff88012aa39340 ffff8800b4113800 tmpfs none /var/lib/rsyslog ffff8800b4833c00 ffff8800b4113800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b4833dc0 ffff880129f4a000 nfs4 192.168.200.253:/exports/state/oleg302-server.virtnet /var/lib/stateless/state ffff88012aa39880 ffff880129f4a000 nfs4 192.168.200.253:/exports/state/oleg302-server.virtnet /boot ffff8800b4832000 ffff880129f4a000 nfs4 192.168.200.253:/exports/state/oleg302-server.virtnet /etc/etc/kdump.conf ffff8800b2052380 ffff8800b4897800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800acd2b340 ffff8800b4112000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b4206000 ffff880129e1a800 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 ffff8800b4207a40 ffff8800b4117000 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 ffff8800b4206540 ffff88009476e000 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff8800b4207c00 ffff880094502000 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 744.221837] [] mdt_reint_internal+0x74c/0xbc0 [mdt] [ 744.226561] [] ? mdt_thread_info_init+0xa5/0xc0 [mdt] [ 744.228252] [] mdt_reint+0x67/0x150 [mdt] [ 744.230258] [] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 744.234004] [] ptlrpc_server_handle_request+0x281/0xce0 [ptlrpc] [ 744.235373] CPU: 1 PID: 16022 Comm: mdt00_016 Kdump: loaded Tainted: P OE ------------ 3.10.0-7.9-debug #1 [ 744.235374] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-1.fc38 04/01/2014 [ 744.235377] Call Trace: [ 744.235403] [] dump_stack+0x19/0x1b [ 744.235438] [] osd_trans_start+0x683/0x6b0 [osd_ldiskfs] [ 744.235557] [] top_trans_start+0x7d9/0xab0 [ptlrpc] [ 744.235590] [] ? lod_declare_ref_add+0x16/0x20 [lod] [ 744.235599] [] lod_trans_start+0x7f/0x2e0 [lod] [ 744.235630] [] mdd_trans_start+0x14/0x20 [mdd] [ 744.235638] [] mdd_unlink+0x5fb/0xe40 [mdd] [ 744.235646] [] ? mdd_unlink_sanity_check+0x120/0x120 [mdd] [ 744.235679] [] mdt_reint_unlink+0xbc7/0x15e0 [mdt] [ 744.235694] [] mdt_reint_rec+0x87/0x240 [mdt] [ 744.235709] [] mdt_reint_internal+0x74c/0xbc0 [mdt] [ 744.235727] [] ? mdt_thread_info_init+0xa5/0xc0 [mdt] [ 744.235740] [] mdt_reint+0x67/0x150 [mdt] [ 744.235802] [] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 744.235859] [] ptlrpc_server_handle_request+0x281/0xce0 [ptlrpc] [ 744.235900] [] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 744.235907] [] ? put_prev_entity+0x31/0x400 [ 744.235915] [] ? do_raw_spin_unlock+0x49/0x90 [ 744.235922] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 744.235958] [] ? ptlrpc_wait_event+0x630/0x630 [ptlrpc] [ 744.235964] [] kthread+0xe4/0xf0 [ 744.235967] [] ? kthread_create_on_node+0x140/0x140 [ 744.235970] [] ret_from_fork_nospec_begin+0x7/0x21 [ 744.235973] [] ? kthread_create_on_node+0x140/0x140 [ 744.314432] [] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 744.316212] [] ? put_prev_entity+0x31/0x400 [ 744.318610] [] ? ptlrpc_wait_event+0x630/0x630 [ptlrpc] [ 744.321470] [] kthread+0xe4/0xf0 [ 744.323765] [] ? kthread_create_on_node+0x140/0x140 [ 744.328342] [] ret_from_fork_nospec_begin+0x7/0x21 [ 744.330666] [] ? kthread_create_on_node+0x140/0x140 [ 755.741200] Lustre: lustre-OST0000-osc-MDT0000: update sequence from 0x280000403 to 0x280000406 ****************************************************************************** ************************ 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 13.70s (real) 7.49s (CPU), Child processes: 6.16s