************************ crashinfo ************************* /exports/testreports/51281/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg132-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.jSKvW/vmlinux [TAINTED] DUMPFILE: /exports/testreports/51281/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg132-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Thu May 1 16:05:30 EDT 2025 UPTIME: 00:33:46 LOAD AVERAGE: 0.00, 0.20, 1.42 TASKS: 423 NODENAME: oleg132-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 22 last 5s 69 last 60s 84 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 419 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 ----- -------------- ------ ---------------------------- 3774 lnet_discovery 0 ms (no user stack) 4535 l2arc_feed 0 ms (no user stack) 1 systemd 0 ms /usr/lib/systemd/systemd --switched-root --system --deserialize 22 16234 ldlm_cn00_008 84 ms (no user stack) 113 kworker/1:1 327 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 682753 2.6 GB 71% of TOTAL MEM USED 272314 1 GB 28% of TOTAL MEM SHARED 33813 132.1 MB 3% of TOTAL MEM BUFFERS 31502 123.1 MB 3% of TOTAL MEM CACHED 77688 303.5 MB 8% of TOTAL MEM SLAB 30626 119.6 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 58999 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 -------------------- CLOSE 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 2023.3 eth0 n/a 4.1 RSS_TOTAL=50152 pages, %mem= 0.8 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012a2ae000 ffff88012b3bf800 sysfs sysfs /sys ffff88012a2ae1c0 ffff880139944000 proc proc /proc ffff88012a2ae380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012a2ae540 ffff880137678800 securityfs securityfs /sys/kernel/security ffff88012a2ae700 ffff88012a308000 tmpfs tmpfs /dev/shm ffff88012a2ae8c0 ffff88013718f000 devpts devpts /dev/pts ffff88012a2aea80 ffff88012a308800 tmpfs tmpfs /run ffff88012a2aec40 ffff88012a309000 tmpfs tmpfs /sys/fs/cgroup ffff88012a2aee00 ffff88012a309800 cgroup cgroup /sys/fs/cgroup/systemd ffff88012a2aefc0 ffff88012a30a000 pstore pstore /sys/fs/pstore ffff88012a2af180 ffff88012a30c000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012a2af340 ffff88012a30b800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012a2af500 ffff88012a30b000 cgroup cgroup /sys/fs/cgroup/pids ffff88012a2af6c0 ffff88012a30a800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012a2af880 ffff88012a30c800 cgroup cgroup /sys/fs/cgroup/devices ffff88012a2afa40 ffff88012a30d000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012a2afc00 ffff88012a30d800 cgroup cgroup /sys/fs/cgroup/memory ffff88012a2afdc0 ffff88012a30e000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012a31a000 ffff88012a30e800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012a31a1c0 ffff88012a30f000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012a31a540 ffff88012a3c6800 configfs configfs /sys/kernel/config ffff880138ccac40 ffff8800b4f1d000 ext4 /dev/nbd0 / ffff880138ccae00 ffff88012a3c3000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8801376696c0 ffff88012a3c5800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8801377f7180 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8801377f7340 ffff88012b260800 mqueue mqueue /dev/mqueue ffff88012a31ac40 ffff880129e69000 hugetlbfs hugetlbfs /dev/hugepages ffff880137669880 ffff88012a3c1000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff880138ccafc0 ffff8800b524a800 ramfs none /mnt ffff880137669a40 ffff880129dac800 tmpfs none /var/lib/stateless/writable ffff880138ccb180 ffff8800b53d6800 squashfs /dev/vda /home/green/git/lustre-release ffff8801377f7500 ffff880129dac800 tmpfs none /var/cache/man ffff880137669dc0 ffff880129dac800 tmpfs none /var/log ffff88012a31afc0 ffff880129dac800 tmpfs none /var/lib/dbus ffff88012a31b180 ffff880129dac800 tmpfs none /tmp ffff880138ccb340 ffff880129dac800 tmpfs none /var/lib/dhclient ffff8800b4e9a000 ffff880129dac800 tmpfs none /var/tmp ffff8800b4e9a1c0 ffff880129dac800 tmpfs none /var/lib/NetworkManager ffff880138ccb500 ffff880129dac800 tmpfs none /var/lib/systemd/random-seed ffff880138ccb6c0 ffff880129dac800 tmpfs none /var/spool ffff8800b4e9a380 ffff880129dac800 tmpfs none /var/lib/nfs ffff880138ccb880 ffff880129dac800 tmpfs none /var/lib/gssproxy ffff880138ccba40 ffff880129dac800 tmpfs none /var/lib/logrotate ffff88012a31b340 ffff880129dac800 tmpfs none /etc ffff8800b4e9a540 ffff880129dac800 tmpfs none /var/lib/rsyslog ffff8801377f76c0 ffff880129dac800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b4e9a700 ffff880129c1a800 nfs4 192.168.200.253:/exports/state/oleg132-server.virtnet /var/lib/stateless/state ffff8801377f7c00 ffff880129c1a800 nfs4 192.168.200.253:/exports/state/oleg132-server.virtnet /boot ffff88012a31b500 ffff880129c1a800 nfs4 192.168.200.253:/exports/state/oleg132-server.virtnet /etc/etc/kdump.conf ffff88012a31b6c0 ffff88012a3c3000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b2786e00 ffff8800b53d6800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b1cb16c0 ffff880129dac000 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 ffff8800b2740a80 ffff88012dcd7000 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 ffff8800b1cb0fc0 ffff88009e30e000 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff8800b4e9afc0 ffff88007d37e800 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 769.279385] [] kthread+0xe4/0xf0 [ 769.293261] [] ? kthread_create_on_node+0x140/0x140 [ 769.301968] [] ret_from_fork_nospec_begin+0x7/0x21 [ 769.306368] [] ? kthread_create_on_node+0x140/0x140 [ 796.144440] Lustre: 16199:0:(osd_internal.h:1326:osd_trans_exec_op()) lustre-MDT0001: opcode 2: before 3198 < left 37556, rollback = 2 [ 796.155849] Lustre: 16199:0:(osd_internal.h:1326:osd_trans_exec_op()) Skipped 70 previous similar messages [ 796.166579] Lustre: 16199:0:(osd_handler.c:1967:osd_trans_dump_creds()) create: 4/16/0, destroy: 1/4/0 [ 796.175074] Lustre: 16199:0:(osd_handler.c:1967:osd_trans_dump_creds()) Skipped 72 previous similar messages [ 796.196008] Lustre: 16199:0:(osd_handler.c:1974:osd_trans_dump_creds()) attr_set: 2675/2675/1, xattr_set: 4012/37556/0 [ 796.217565] Lustre: 16199:0:(osd_handler.c:1974:osd_trans_dump_creds()) Skipped 72 previous similar messages [ 796.227904] Lustre: 16199:0:(osd_handler.c:1984:osd_trans_dump_creds()) write: 20/109/0, punch: 0/0/0, quota 1/3/0 [ 796.238597] Lustre: 16199:0:(osd_handler.c:1984:osd_trans_dump_creds()) Skipped 72 previous similar messages [ 796.250913] Lustre: 16199:0:(osd_handler.c:1991:osd_trans_dump_creds()) insert: 5/84/2, delete: 2/5/1 [ 796.258971] Lustre: 16199:0:(osd_handler.c:1991:osd_trans_dump_creds()) Skipped 72 previous similar messages [ 796.271067] Lustre: 16199:0:(osd_handler.c:1998:osd_trans_dump_creds()) ref_add: 1/1/0, ref_del: 2/2/1 [ 796.286249] Lustre: 16199:0:(osd_handler.c:1998:osd_trans_dump_creds()) Skipped 72 previous similar messages [ 843.251393] Lustre: 16352:0:(osd_handler.c:2068:osd_trans_start()) lustre-MDT0001: credits 36083 > trans_max 3200 [ 843.265243] CPU: 3 PID: 16352 Comm: mdt_rdpg00_010 Kdump: loaded Tainted: P OE ------------ 3.10.0-7.9-debug #1 [ 843.279008] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.3-2.fc40 04/01/2014 [ 843.294421] Call Trace: [ 843.302954] [] dump_stack+0x19/0x1b [ 843.313195] [] osd_trans_start+0x683/0x6b0 [osd_ldiskfs] [ 843.324285] [] top_trans_start+0x7d9/0xab0 [ptlrpc] [ 843.337132] [] lod_trans_start+0x7f/0x2e0 [lod] [ 843.352172] [] ? lod_layout_repeat_comp.isra.53+0xe10/0xe10 [lod] [ 843.357451] [] mdd_trans_start+0x14/0x20 [mdd] [ 843.359861] [] mdd_close+0x414/0xf60 [mdd] [ 843.361990] [] mdt_mfd_close+0x42c/0xbc0 [mdt] [ 843.390288] [] mdt_close_internal+0xb4/0x240 [mdt] [ 843.398553] [] mdt_close+0x28c/0x980 [mdt] [ 843.408405] [] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 843.423728] [] ptlrpc_server_handle_request+0x257/0xcd0 [ptlrpc] [ 843.428401] [] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 843.439625] [] ? do_raw_spin_unlock+0x49/0x90 [ 843.455686] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 843.461945] [] ? ptlrpc_wait_event+0x630/0x630 [ptlrpc] [ 843.470461] [] kthread+0xe4/0xf0 [ 843.481504] [] ? kthread_create_on_node+0x140/0x140 [ 843.491835] [] ret_from_fork_nospec_begin+0x7/0x21 [ 843.501537] [] ? 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 14.63s (real) 8.31s (CPU), Child processes: 6.11s