************************ crashinfo ************************* /exports/testreports/50227/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg415-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.DADLM/vmlinux [TAINTED] DUMPFILE: /exports/testreports/50227/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg415-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Tue Mar 25 07:54:55 EDT 2025 UPTIME: 00:17:03 LOAD AVERAGE: 0.22, 4.17, 3.58 TASKS: 491 NODENAME: oleg415-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 22 last 5s 68 last 60s 86 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 487 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 ----- -------------- ------ ---------------------------- 17134 kworker/2:0 0 ms (no user stack) 34 rcuos/3 0 ms (no user stack) 3761 monitor_thread 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 1 systemd 2 ms /usr/lib/systemd/systemd --switched-root --system --deserialize 22 +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 580776 2.2 GB 60% of TOTAL MEM USED 374291 1.4 GB 39% of TOTAL MEM SHARED 68315 266.9 MB 7% of TOTAL MEM BUFFERS 65987 257.8 MB 6% of TOTAL MEM CACHED 83931 327.9 MB 8% of TOTAL MEM SLAB 74078 289.4 MB 7% 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 58978 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 1020.5 eth0 n/a 2.1 RSS_TOTAL=51192 pages, %mem= 0.8 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880138ccb6c0 ffff8800b5215000 sysfs sysfs /sys ffff880138ccb880 ffff880139944000 proc proc /proc ffff880138ccba40 ffff880137678000 devtmpfs devtmpfs /dev ffff880138ccbc00 ffff8800b5213000 securityfs securityfs /sys/kernel/security ffff880138ccbdc0 ffff8800b5215800 tmpfs tmpfs /dev/shm ffff88012aa66000 ffff88012b2c0000 devpts devpts /dev/pts ffff88012aa661c0 ffff8800b5216000 tmpfs tmpfs /run ffff88012aa66380 ffff8800b5216800 tmpfs tmpfs /sys/fs/cgroup ffff88012aa66540 ffff8800b5217000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aa66700 ffff8800b5217800 pstore pstore /sys/fs/pstore ffff88012aa668c0 ffff8800b5213800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aa66a80 ffff8800b5214000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aa66c40 ffff8800b5214800 cgroup cgroup /sys/fs/cgroup/devices ffff88012aa66e00 ffff88012a378000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aa66fc0 ffff88012a378800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aa67180 ffff88012a379000 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa67340 ffff88012a379800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aa67500 ffff88012a37a000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aa676c0 ffff88012a37a800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aa67880 ffff88012a37b000 cgroup cgroup /sys/fs/cgroup/memory ffff8800b53a21c0 ffff880129c2b000 configfs configfs /sys/kernel/config ffff88012aa67c00 ffff880129ce8000 ext4 /dev/nbd0 / ffff880137668a80 ffff880129c2b800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aa67dc0 ffff880129d25000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8800b4f341c0 ffff880129ffe000 hugetlbfs hugetlbfs /dev/hugepages ffff8800b4f34380 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8800b53a3880 ffff88012b2c1800 mqueue mqueue /dev/mqueue ffff8800b53a3a40 ffff8800b4fd5000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8800b4f34540 ffff880129fff800 ramfs none /mnt ffff880129e18000 ffff880129d22800 squashfs /dev/vda /home/green/git/lustre-release ffff8800b4f34700 ffff880129ffa000 tmpfs none /var/lib/stateless/writable ffff880137668c40 ffff880129ffa000 tmpfs none /var/cache/man ffff880137668e00 ffff880129ffa000 tmpfs none /var/log ffff8800b4f348c0 ffff880129ffa000 tmpfs none /var/lib/dbus ffff8800b53a3500 ffff880129ffa000 tmpfs none /tmp ffff880129e181c0 ffff880129ffa000 tmpfs none /var/lib/dhclient ffff8800b53a3340 ffff880129ffa000 tmpfs none /var/tmp ffff880129e18380 ffff880129ffa000 tmpfs none /var/lib/NetworkManager ffff8800b4f34a80 ffff880129ffa000 tmpfs none /var/lib/systemd/random-seed ffff880137668fc0 ffff880129ffa000 tmpfs none /var/spool ffff8800b53a2000 ffff880129ffa000 tmpfs none /var/lib/nfs ffff880129e18540 ffff880129ffa000 tmpfs none /var/lib/gssproxy ffff880129e18700 ffff880129ffa000 tmpfs none /var/lib/logrotate ffff8800b439e000 ffff880129ffa000 tmpfs none /etc ffff880137669180 ffff880129ffa000 tmpfs none /var/lib/rsyslog ffff8800b439e1c0 ffff880129ffa000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b4f34c40 ffff88012b54e000 nfs4 192.168.200.253:/exports/state/oleg415-server.virtnet /var/lib/stateless/state ffff8800b439e380 ffff88012b54e000 nfs4 192.168.200.253:/exports/state/oleg415-server.virtnet /boot ffff880137669340 ffff88012b54e000 nfs4 192.168.200.253:/exports/state/oleg415-server.virtnet /etc/etc/kdump.conf ffff880137669500 ffff880129c2b800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b4ca0fc0 ffff880129d22800 squashfs /dev/vda /usr/sbin/mount.lustre ffff880129e19a40 ffff8800b41ce000 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 ffff880129e19340 ffff88009237a800 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 ffff880129e18fc0 ffff88008eaf7800 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff880129e19180 ffff88013157d800 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 643.665143] [] ? do_raw_spin_unlock+0x49/0x90 [ 643.667728] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 643.669512] [] ? ptlrpc_wait_event+0x630/0x630 [ptlrpc] [ 643.673424] [] kthread+0xe4/0xf0 [ 643.675023] [] ? kthread_create_on_node+0x140/0x140 [ 643.677262] [] ret_from_fork_nospec_begin+0x7/0x21 [ 643.679667] [] ? kthread_create_on_node+0x140/0x140 [ 654.351250] Lustre: 16137:0:(osd_internal.h:1326:osd_trans_exec_op()) lustre-MDT0000: opcode 0: before 3196 < left 3276, rollback = 0 [ 654.357830] Lustre: 16137:0:(osd_internal.h:1326:osd_trans_exec_op()) Skipped 170 previous similar messages [ 676.774492] Lustre: lustre-OST0001-osc-MDT0000: update sequence from 0x2c0000402 to 0x2c0000404 [ 678.373100] Lustre: lustre-OST0000-osc-MDT0000: update sequence from 0x280000402 to 0x280000404 [ 703.049634] Lustre: lustre-OST0001-osc-MDT0001: update sequence from 0x2c0000403 to 0x2c0000405 [ 703.815892] Lustre: 7217:0:(osd_handler.c:2068:osd_trans_start()) lustre-MDT0000: credits 18143 > trans_max 3200 [ 703.819467] CPU: 3 PID: 7217 Comm: mdt_rdpg00_001 Kdump: loaded Tainted: P OE ------------ 3.10.0-7.9-debug #1 [ 703.824034] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-1.fc38 04/01/2014 [ 703.826589] Call Trace: [ 703.827295] [] dump_stack+0x19/0x1b [ 703.830040] [] osd_trans_start+0x683/0x6b0 [osd_ldiskfs] [ 703.833448] [] top_trans_start+0x7d9/0xab0 [ptlrpc] [ 703.837497] [] lod_trans_start+0x7f/0x2e0 [lod] [ 703.840520] [] ? lod_index_try+0x340/0x340 [lod] [ 703.844409] [] mdd_trans_start+0x14/0x20 [mdd] [ 703.847664] [] mdd_close+0x414/0xf60 [mdd] [ 703.850034] [] mdt_mfd_close+0x42c/0xbc0 [mdt] [ 703.853134] [] mdt_close_internal+0xb4/0x240 [mdt] [ 703.856569] [] mdt_close+0x28c/0x980 [mdt] [ 703.859248] [] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 703.861837] [] ptlrpc_server_handle_request+0x281/0xce0 [ptlrpc] [ 703.864506] [] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 703.866602] [] ? put_prev_entity+0x31/0x400 [ 703.869406] [] ? do_raw_spin_unlock+0x49/0x90 [ 703.871739] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 703.874702] [] ? ptlrpc_wait_event+0x630/0x630 [ptlrpc] [ 703.877306] [] kthread+0xe4/0xf0 [ 703.880118] [] ? kthread_create_on_node+0x140/0x140 [ 703.883409] [] ret_from_fork_nospec_begin+0x7/0x21 [ 703.885488] [] ? kthread_create_on_node+0x140/0x140 [ 705.985869] Lustre: lustre-OST0000-osc-MDT0001: update sequence from 0x280000403 to 0x280000405 [ 756.024319] Lustre: 16133:0:(mdt_recovery.c:102:mdt_req_from_lrd()) @@@ restoring transno req@ffff880077fd0380 x1827566376909184/t4295151445(0) o101->d37ffaab-99f3-42c5-bbfb-9ae1c9b0c1ed@192.168.204.15@tcp:414/0 lens 376/48032 e 0 to 0 dl 1742903569 ref 1 fl Interpret:H/202/0 rc 0/0 job:'dd.0' uid:0 gid:0 [ 756.033349] Lustre: 16133:0:(mdt_recovery.c:102:mdt_req_from_lrd()) Skipped 25 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 12.43s (real) 7.02s (CPU), Child processes: 5.35s