************************ crashinfo ************************* /exports/testreports/50227/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg415-client-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.bNPIF/vmlinux [TAINTED] DUMPFILE: /exports/testreports/50227/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg415-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Tue Mar 25 07:54:53 EDT 2025 UPTIME: 00:17:08 LOAD AVERAGE: 24.42, 68.53, 84.37 TASKS: 184 NODENAME: oleg415-client.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 +++WARNING+++ High Load Averages: 24.42, 68.53, 84.37 +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 15 last 5s 29 last 60s 40 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 156 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 24 +++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 ----- -------------- ------ ---------------------------- 2005 monitor_thread 0 ms (no user stack) 13 watchdog/0 0 ms (no user stack) 14 watchdog/1 0 ms (no user stack) 486 kworker/3:2 0 ms (no user stack) 1999 socknal_reaper 67 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 700613 2.7 GB 73% of TOTAL MEM USED 254466 994 MB 26% of TOTAL MEM SHARED 10118 39.5 MB 1% of TOTAL MEM BUFFERS 5202 20.3 MB 0% of TOTAL MEM CACHED 46532 181.8 MB 4% of TOTAL MEM SLAB 118312 462.2 MB 12% 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 739682 2.8 GB ---- COMMITTED 66031 257.9 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 495s ago PID=31507 CPU=3 CMD=mrename #0 __schedule+0x2e2 #1 schedule_preempt_disabled+0x39 #2 __mutex_lock_slowpath+0x13a #3 mutex_lock+0x2d #4 lock_rename+0x31 #5 SYSC_renameat2+0x22f #6 sys_renameat2+0xe #7 sys_rename+0x1e #8 system_call_fastpath+0x1f, 477 bytes of data ... ran 495s ago PID=31445 CPU=3 CMD=mrename #0 __schedule+0x2e2 #1 schedule_preempt_disabled+0x39 #2 __mutex_lock_slowpath+0x13a #3 mutex_lock+0x2d #4 lock_rename+0x31 #5 SYSC_renameat2+0x22f #6 sys_renameat2+0xe #7 sys_rename+0x1e #8 system_call_fastpath+0x1f, 477 bytes of data ... ran 496s ago PID=31374 CPU=3 CMD=mrename #0 __schedule+0x2e2 #1 schedule_preempt_disabled+0x39 #2 __mutex_lock_slowpath+0x13a #3 mutex_lock+0x2d #4 lock_rename+0x31 #5 SYSC_renameat2+0x22f #6 sys_renameat2+0xe #7 sys_rename+0x1e #8 system_call_fastpath+0x1f, 477 bytes of data +-------------------------------+ >----------------------| 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 6 LISTEN 3 NAGLE disabled (TCP_NODELAY): 5 user_data set (NFS etc.): 4 UDP Connection Info ------------------- 2 UDP sockets, 0 in ESTABLISHED Unix Connection Info ------------------------ ESTABLISHED 26 CLOSE 18 LISTEN 8 Raw sockets info -------------------- ESTABLISHED 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 1026.0 eth0 n/a 0.7 RSS_TOTAL=104084 pages, %mem= 1.4 +++WARNING+++ Possible hang +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012aa68000 ffff880137300800 sysfs sysfs /sys ffff88012aa681c0 ffff880139944000 proc proc /proc ffff88012aa68380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aa68540 ffff8800b6cb9800 securityfs securityfs /sys/kernel/security ffff88012aa68700 ffff880137301000 tmpfs tmpfs /dev/shm ffff88012aa688c0 ffff88013771f000 devpts devpts /dev/pts ffff88012aa68a80 ffff880137301800 tmpfs tmpfs /run ffff88012aa68c40 ffff880137302000 tmpfs tmpfs /sys/fs/cgroup ffff88012aa68e00 ffff880137302800 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aa68fc0 ffff880137303000 pstore pstore /sys/fs/pstore ffff88012aa69180 ffff880137305000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aa69340 ffff880137304800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aa69500 ffff880137304000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aa696c0 ffff880137303800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aa69880 ffff880137305800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa69a40 ffff880137306000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aa69c00 ffff880137306800 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa69dc0 ffff880137307000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aa8c000 ffff880137307800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aa8c1c0 ffff88012aae8000 cgroup cgroup /sys/fs/cgroup/devices ffff8801377f6540 ffff8800b6ef1800 configfs configfs /sys/kernel/config ffff880138ccb500 ffff88012a5be000 ext4 /dev/nbd0 / ffff880137668c40 ffff8800b6cbf000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8801377f6700 ffff8800b6044800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8801377f68c0 ffff88012b290800 mqueue mqueue /dev/mqueue ffff8801377f6a80 ffff8800b6041000 hugetlbfs hugetlbfs /dev/hugepages ffff880137668e00 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012aa8d500 ffff8800b5ca2000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8801377f6c40 ffff8800b6045800 ramfs none /mnt ffff880137668fc0 ffff8800b5c75800 tmpfs none /var/lib/stateless/writable ffff880137669180 ffff88012aaee000 squashfs /dev/vda /home/green/git/lustre-release ffff880137669340 ffff8800b5c75800 tmpfs none /var/cache/man ffff880137669500 ffff8800b5c75800 tmpfs none /var/log ffff8801376696c0 ffff8800b5c75800 tmpfs none /var/lib/dbus ffff8801377f6e00 ffff8800b5c75800 tmpfs none /tmp ffff88012aa8d880 ffff8800b5c75800 tmpfs none /var/lib/dhclient ffff880137669880 ffff8800b5c75800 tmpfs none /var/tmp ffff880137669a40 ffff8800b5c75800 tmpfs none /var/lib/NetworkManager ffff880138ccbc00 ffff8800b5c75800 tmpfs none /var/lib/systemd/random-seed ffff88012aa8da40 ffff8800b5c75800 tmpfs none /var/spool ffff880137669c00 ffff8800b5c75800 tmpfs none /var/lib/nfs ffff880137669dc0 ffff8800b5c75800 tmpfs none /var/lib/gssproxy ffff88012aa8dc00 ffff8800b5c75800 tmpfs none /var/lib/logrotate ffff8801377f6fc0 ffff8800b5c75800 tmpfs none /etc ffff8801377f7180 ffff8800b5c75800 tmpfs none /var/lib/rsyslog ffff880138ccbdc0 ffff8800b5c75800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff880137668700 ffff88012aaea000 nfs4 192.168.200.253:/exports/state/oleg415-client.virtnet /var/lib/stateless/state ffff8801377f7500 ffff88012aaea000 nfs4 192.168.200.253:/exports/state/oleg415-client.virtnet /boot ffff8801377f7340 ffff88012aaea000 nfs4 192.168.200.253:/exports/state/oleg415-client.virtnet /etc/etc/kdump.conf ffff88012aa7a1c0 ffff8800b6cbf000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012aa7a540 ffff8800b5cb1800 nfs4 192.168.200.253://exports/testreports/50227/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff88012aa7a8c0 ffff8800b6cbb800 tmpfs tmpfs /run/user/0 ffff88012aa7afc0 ffff88012aaee000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b3945340 ffff8800b6041800 lustre 192.168.204.115@tcp:/lustre /mnt/lustre ffff8800b3945500 ffff8800aa1e5800 lustre 192.168.204.115@tcp:/lustre /mnt/lustre2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 720.931331] [] ? filemap_fault+0x198/0x430 [ 720.933560] [] ? debug_object_active_state+0x15b/0x190 [ 720.936082] [] ? do_raw_spin_unlock+0x49/0x90 [ 720.939061] [] ? lockref_put_or_lock+0x25/0x30 [ 720.941860] [] path_lookupat+0x7a/0x8d0 [ 720.943986] [] ? kmem_cache_alloc+0x11b/0x2e0 [ 720.947096] [] ? getname_flags+0x4f/0x1a0 [ 720.949494] [] filename_lookup+0x2b/0xc0 [ 720.952805] [] user_path_parent+0x47/0x70 [ 720.955875] [] SYSC_renameat2+0xbf/0x570 [ 720.958049] [] ? handle_mm_fault+0xc2/0x150 [ 720.960422] [] SyS_renameat2+0xe/0x10 [ 720.961868] [] SyS_rename+0x1e/0x20 [ 720.963451] [] system_call_fastpath+0x1f/0x24 [ 720.964780] INFO: task mrename:31545 blocked for more than 120 seconds. [ 720.966918] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 720.970687] mrename D ffff8800a2530000 11856 31545 10232 0x00000000 [ 720.974052] Call Trace: [ 720.974847] [] schedule_preempt_disabled+0x39/0x90 [ 720.977892] [] __mutex_lock_slowpath+0x13a/0x340 [ 720.980288] [] mutex_lock+0x2d/0x40 [ 720.982526] [] lock_rename+0x31/0xe0 [ 720.984605] [] SYSC_renameat2+0x22f/0x570 [ 720.986790] [] ? handle_mm_fault+0xc2/0x150 [ 720.989082] [] SyS_renameat2+0xe/0x10 [ 720.991923] [] SyS_rename+0x1e/0x20 [ 720.995467] [] system_call_fastpath+0x1f/0x24 [ 720.998304] INFO: task mrename:31556 blocked for more than 120 seconds. [ 721.001349] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 721.004094] mrename D ffff88012fd55b48 12504 31556 10273 0x00000000 [ 721.005852] Call Trace: [ 721.006551] [] schedule_preempt_disabled+0x39/0x90 [ 721.008538] [] __mutex_lock_slowpath+0x13a/0x340 [ 721.011209] [] mutex_lock+0x2d/0x40 [ 721.012971] [] lock_rename+0xc0/0xe0 [ 721.014956] [] SYSC_renameat2+0x22f/0x570 [ 721.016946] [] ? handle_mm_fault+0xc2/0x150 [ 721.020052] [] SyS_renameat2+0xe/0x10 [ 721.022728] [] SyS_rename+0x1e/0x20 [ 721.024829] [] system_call_fastpath+0x1f/0x24 ****************************************************************************** ************************ A Summary Of Problems Found ************************* ****************************************************************************** -------------------- A list of all +++WARNING+++ messages -------------------- PARTIAL DUMP with size(vmcore) < 25% size(RAM) High Load Averages: 24.42, 68.53, 84.37 There are 3 threads running in their own namespaces Use 'taskinfo --ns' to get more details Possible hang Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 11.10s (real) 5.60s (CPU), Child processes: 5.45s