************************ crashinfo ************************* /exports/testreports/51242/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg210-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.Y1vWF/vmlinux [TAINTED] DUMPFILE: /exports/testreports/51242/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg210-server-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed Apr 30 22:39:01 EDT 2025 UPTIME: 00:33:42 LOAD AVERAGE: 0.00, 0.17, 1.37 TASKS: 443 NODENAME: oleg210-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 43 last 5s 58 last 60s 81 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 439 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 ----- -------------- ------ ---------------------------- 50 kworker/3:1 0 ms (no user stack) 99 kworker/1:1 0 ms (no user stack) 268 kworker/2:2 0 ms (no user stack) 46 kworker/0:1 0 ms (no user stack) 3765 ptlrpcd_00_00 38 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955067 3.6 GB ---- FREE 644099 2.5 GB 67% of TOTAL MEM USED 310968 1.2 GB 32% of TOTAL MEM SHARED 41102 160.6 MB 4% of TOTAL MEM BUFFERS 38771 151.4 MB 4% of TOTAL MEM CACHED 73366 286.6 MB 7% of TOTAL MEM SLAB 38279 149.5 MB 4% 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 59017 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 2019.7 eth0 n/a 2.0 RSS_TOTAL=51480 pages, %mem= 0.8 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012a2de000 ffff88012a2c8000 sysfs sysfs /sys ffff88012a2de1c0 ffff880139944000 proc proc /proc ffff88012a2de380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012a2de540 ffff8800b5195800 securityfs securityfs /sys/kernel/security ffff88012a2de700 ffff88012a2c8800 tmpfs tmpfs /dev/shm ffff88012a2de8c0 ffff880137149800 devpts devpts /dev/pts ffff88012a2dea80 ffff88012a2c9000 tmpfs tmpfs /run ffff88012a2dec40 ffff88012a2c9800 tmpfs tmpfs /sys/fs/cgroup ffff88012a2dee00 ffff88012a2ca000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012a2defc0 ffff88012a2ca800 pstore pstore /sys/fs/pstore ffff88012a2df180 ffff88012a2cc800 cgroup cgroup /sys/fs/cgroup/pids ffff88012a2df340 ffff88012a2cc000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012a2df500 ffff88012a2cb800 cgroup cgroup /sys/fs/cgroup/memory ffff88012a2df6c0 ffff88012a2cb000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012a2df880 ffff88012a2cd000 cgroup cgroup /sys/fs/cgroup/devices ffff88012a2dfa40 ffff88012a2cd800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012a2dfc00 ffff88012a2ce000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012a2dfdc0 ffff88012a2ce800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012a322000 ffff88012a2cf000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012a3221c0 ffff88012a2cf800 cgroup cgroup /sys/fs/cgroup/perf_event ffff8800b4d26000 ffff880129c70800 configfs configfs /sys/kernel/config ffff880137668540 ffff8800b5376800 ext4 /dev/nbd0 / ffff88012a322380 ffff8800b5373000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff880129ea8e00 ffff8800b4286000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8800b4d26540 ffff88013714b000 mqueue mqueue /dev/mqueue ffff88012a322a80 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff880137668700 ffff8800b523b000 hugetlbfs hugetlbfs /dev/hugepages ffff8801376688c0 ffff8800b523a000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff880137668a80 ffff880129c74800 ramfs none /mnt ffff88012a322c40 ffff8800b4317800 tmpfs none /var/lib/stateless/writable ffff880129ea9180 ffff8800b4281800 squashfs /dev/vda /home/green/git/lustre-release ffff88012a322e00 ffff8800b4317800 tmpfs none /var/cache/man ffff880137668c40 ffff8800b4317800 tmpfs none /var/log ffff880137668e00 ffff8800b4317800 tmpfs none /var/lib/dbus ffff880137668fc0 ffff8800b4317800 tmpfs none /tmp ffff880137669180 ffff8800b4317800 tmpfs none /var/lib/dhclient ffff880137669340 ffff8800b4317800 tmpfs none /var/tmp ffff88012a322fc0 ffff8800b4317800 tmpfs none /var/lib/NetworkManager ffff88012a323180 ffff8800b4317800 tmpfs none /var/lib/systemd/random-seed ffff880137669500 ffff8800b4317800 tmpfs none /var/spool ffff88012a323340 ffff8800b4317800 tmpfs none /var/lib/nfs ffff8800b4d26700 ffff8800b4317800 tmpfs none /var/lib/gssproxy ffff88012a323500 ffff8800b4317800 tmpfs none /var/lib/logrotate ffff88012a3236c0 ffff8800b4317800 tmpfs none /etc ffff88012a323880 ffff8800b4317800 tmpfs none /var/lib/rsyslog ffff88012a323a40 ffff8800b4317800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012a323c00 ffff8800b521c800 nfs4 192.168.200.253:/exports/state/oleg210-server.virtnet /var/lib/stateless/state ffff8801376696c0 ffff8800b521c800 nfs4 192.168.200.253:/exports/state/oleg210-server.virtnet /boot ffff880137669880 ffff8800b521c800 nfs4 192.168.200.253:/exports/state/oleg210-server.virtnet /etc/etc/kdump.conf ffff88012a323dc0 ffff8800b5373000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff880129cd3c00 ffff8800b4281800 squashfs /dev/vda /usr/sbin/mount.lustre ffff880129ea8700 ffff8800b4311800 lustre /dev/mapper/mds1_flakey /mnt/lustre-mds1 ffff8800b41d0700 ffff8800b430e800 lustre /dev/mapper/mds2_flakey /mnt/lustre-mds2 ffff880129ea9880 ffff88012bfde800 lustre /dev/mapper/ost1_flakey /mnt/lustre-ost1 ffff880129ea8380 ffff88008c574800 lustre /dev/mapper/ost2_flakey /mnt/lustre-ost2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 731.327677] [] ret_from_fork_nospec_begin+0x7/0x21 [ 731.334892] [] ? kthread_create_on_node+0x140/0x140 [ 737.655492] Lustre: 16171:0:(osd_handler.c:1967:osd_trans_dump_creds()) create: 4/16/0, destroy: 1/4/0 [ 737.667422] Lustre: 16171:0:(osd_handler.c:1967:osd_trans_dump_creds()) Skipped 1984 previous similar messages [ 737.677481] Lustre: 16171:0:(osd_handler.c:1974:osd_trans_dump_creds()) attr_set: 1135/1135/1, xattr_set: 1702/15996/0 [ 737.681891] Lustre: 16171:0:(osd_handler.c:1974:osd_trans_dump_creds()) Skipped 1984 previous similar messages [ 737.685533] Lustre: 16171:0:(osd_handler.c:1984:osd_trans_dump_creds()) write: 20/109/0, punch: 0/0/0, quota 1/3/0 [ 737.691579] Lustre: 16171:0:(osd_handler.c:1984:osd_trans_dump_creds()) Skipped 1984 previous similar messages [ 737.696558] Lustre: 16171:0:(osd_handler.c:1991:osd_trans_dump_creds()) insert: 5/84/2, delete: 2/5/1 [ 737.704412] Lustre: 16171:0:(osd_handler.c:1991:osd_trans_dump_creds()) Skipped 1984 previous similar messages [ 737.708469] Lustre: 16171:0:(osd_handler.c:1998:osd_trans_dump_creds()) ref_add: 1/1/0, ref_del: 2/2/1 [ 737.716089] Lustre: 16171:0:(osd_handler.c:1998:osd_trans_dump_creds()) Skipped 1984 previous similar messages [ 741.334277] Lustre: lustre-OST0001-osc-MDT0001: update sequence from 0x2c0000400 to 0x2c0000402 [ 742.773451] Lustre: lustre-OST0000-osc-MDT0001: update sequence from 0x280000400 to 0x280000402 [ 758.603944] Lustre: 16167:0:(osd_internal.h:1326:osd_trans_exec_op()) lustre-MDT0001: opcode 0: before 3201 < left 3731, rollback = 0 [ 758.607821] Lustre: 16167:0:(osd_internal.h:1326:osd_trans_exec_op()) Skipped 1994 previous similar messages [ 792.448343] Lustre: 16173:0:(osd_handler.c:2068:osd_trans_start()) lustre-MDT0000: credits 50933 > trans_max 3200 [ 792.453163] CPU: 3 PID: 16173 Comm: mdt_rdpg00_003 Kdump: loaded Tainted: P OE ------------ 3.10.0-7.9-debug #1 [ 792.459009] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-1.fc38 04/01/2014 [ 792.465953] Call Trace: [ 792.466764] [] dump_stack+0x19/0x1b [ 792.468374] [] osd_trans_start+0x683/0x6b0 [osd_ldiskfs] [ 792.470389] [] top_trans_start+0x7d9/0xab0 [ptlrpc] [ 792.477873] [] lod_trans_start+0x7f/0x2e0 [lod] [ 792.483847] [] ? lod_layout_repeat_comp.isra.53+0xe10/0xe10 [lod] [ 792.490409] [] mdd_trans_start+0x14/0x20 [mdd] [ 792.494744] [] mdd_close+0x414/0xf60 [mdd] [ 792.497025] [] mdt_mfd_close+0x42c/0xbc0 [mdt] [ 792.501169] [] mdt_close_internal+0xb4/0x240 [mdt] [ 792.513177] [] mdt_close+0x28c/0x980 [mdt] [ 792.517081] [] tgt_request_handle+0x74e/0x1a60 [ptlrpc] [ 792.523845] [] ptlrpc_server_handle_request+0x257/0xcd0 [ptlrpc] [ 792.526847] [] ptlrpc_main+0xc61/0x1640 [ptlrpc] [ 792.532841] [] ? do_raw_spin_unlock+0x49/0x90 [ 792.535205] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 792.538383] [] ? ptlrpc_wait_event+0x630/0x630 [ptlrpc] [ 792.543487] [] kthread+0xe4/0xf0 [ 792.549352] [] ? kthread_create_on_node+0x140/0x140 [ 792.554456] [] ret_from_fork_nospec_begin+0x7/0x21 [ 792.556621] [] ? 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 13.40s (real) 7.41s (CPU), Child processes: 5.90s