************************ crashinfo ************************* /exports/testreports/47495/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg207-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.SQgv5/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47495/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg207-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Mon Dec 2 13:40:34 EST 2024 UPTIME: 00:16:55 LOAD AVERAGE: 18.05, 76.84, 93.68 TASKS: 176 NODENAME: oleg207-client.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 +++WARNING+++ High Load Averages: 18.05, 76.84, 93.68 +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 12 last 5s 29 last 60s 53 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 157 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 15 +++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 ----- -------------- ------ ---------------------------- 68 kworker/1:1 0 ms (no user stack) 11 rcuos/0 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 49 kworker/2:1 2 ms (no user stack) 905 in:imjournal 484 ms /usr/sbin/rsyslogd -n +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 667318 2.5 GB 69% of TOTAL MEM USED 287761 1.1 GB 30% of TOTAL MEM SHARED 9952 38.9 MB 1% of TOTAL MEM BUFFERS 5161 20.2 MB 0% of TOTAL MEM CACHED 46350 181.1 MB 4% of TOTAL MEM SLAB 147982 578.1 MB 15% 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 64738 252.9 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 269s ago PID=31633 CPU=0 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 269s ago PID=31618 CPU=0 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 269s ago PID=31545 CPU=0 CMD=mrename #0 __schedule+0x2e2 #1 schedule_preempt_disabled+0x39 #2 __mutex_lock_slowpath+0x13a #3 mutex_lock+0x2d #4 lock_rename+0xda #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 -------------------- CLOSE 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 1013.7 eth0 n/a 1.2 RSS_TOTAL=95112 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 / ffff88012aace000 ffff88012aad0000 sysfs sysfs /sys ffff88012aace1c0 ffff880139944000 proc proc /proc ffff88012aace380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aace540 ffff8800b6d0a000 securityfs securityfs /sys/kernel/security ffff88012aace700 ffff88012aad0800 tmpfs tmpfs /dev/shm ffff88012aace8c0 ffff8801372e6000 devpts devpts /dev/pts ffff88012aacea80 ffff88012aad1000 tmpfs tmpfs /run ffff88012aacec40 ffff88012aad1800 tmpfs tmpfs /sys/fs/cgroup ffff88012aacee00 ffff88012aad2000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aacefc0 ffff88012aad2800 pstore pstore /sys/fs/pstore ffff88012b224a80 ffff8800b7c39000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012b224c40 ffff8800b7c39800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012b224e00 ffff8800b7c3a000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012b224fc0 ffff8800b7c3a800 cgroup cgroup /sys/fs/cgroup/pids ffff88012b225180 ffff8800b7c3b000 cgroup cgroup /sys/fs/cgroup/devices ffff88012b225340 ffff8800b7c3b800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012b225500 ffff8800b7c3c000 cgroup cgroup /sys/fs/cgroup/memory ffff88012b2256c0 ffff8800b7c3c800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012b225880 ffff8800b7c3d000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012b225a40 ffff8800b7c3d800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff8801376688c0 ffff8800b6d0d000 configfs configfs /sys/kernel/config ffff88012aacf500 ffff88012aad6000 ext4 /dev/nbd0 / ffff880137668a80 ffff8800b6d0b000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aacf6c0 ffff88012a599800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880137668700 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8800b6e441c0 ffff88012a46e000 hugetlbfs hugetlbfs /dev/hugepages ffff8800b6e44380 ffff8801372e7800 mqueue mqueue /dev/mqueue ffff8800b6e44540 ffff88012a46d000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aacf880 ffff88012a59b000 ramfs none /mnt ffff8800b62021c0 ffff8800b6cc6800 tmpfs none /var/lib/stateless/writable ffff8800b6202380 ffff8800b6380000 squashfs /dev/vda /home/green/git/lustre-release ffff88012aacfa40 ffff8800b6cc6800 tmpfs none /var/cache/man ffff88012aacfc00 ffff8800b6cc6800 tmpfs none /var/log ffff880137668c40 ffff8800b6cc6800 tmpfs none /var/lib/dbus ffff88012aacfdc0 ffff8800b6cc6800 tmpfs none /tmp ffff880137668e00 ffff8800b6cc6800 tmpfs none /var/lib/dhclient ffff880137668fc0 ffff8800b6cc6800 tmpfs none /var/tmp ffff880137669180 ffff8800b6cc6800 tmpfs none /var/lib/NetworkManager ffff880137669340 ffff8800b6cc6800 tmpfs none /var/lib/systemd/random-seed ffff88012b2248c0 ffff8800b6cc6800 tmpfs none /var/spool ffff88012b225dc0 ffff8800b6cc6800 tmpfs none /var/lib/nfs ffff8800b6202700 ffff8800b6cc6800 tmpfs none /var/lib/gssproxy ffff880137669500 ffff8800b6cc6800 tmpfs none /var/lib/logrotate ffff8801376696c0 ffff8800b6cc6800 tmpfs none /etc ffff880137669880 ffff8800b6cc6800 tmpfs none /var/lib/rsyslog ffff880137669a40 ffff8800b6cc6800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012b225c00 ffff8800b5d74800 nfs4 192.168.200.253:/exports/state/oleg207-client.virtnet /var/lib/stateless/state ffff8800b6f7a380 ffff8800b5d74800 nfs4 192.168.200.253:/exports/state/oleg207-client.virtnet /boot ffff8800b6e44700 ffff8800b5d74800 nfs4 192.168.200.253:/exports/state/oleg207-client.virtnet /etc/etc/kdump.conf ffff8800b6f7a1c0 ffff8800b6d0b000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b6203340 ffff88012aad3800 nfs4 192.168.200.253://exports/testreports/47495/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff88012a4ae8c0 ffff88012a4cc000 tmpfs tmpfs /run/user/0 ffff88012a4aefc0 ffff8800b6380000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800af0436c0 ffff88012d464000 lustre 192.168.202.107@tcp:/lustre /mnt/lustre ffff8800af042e00 ffff88012b731000 lustre 192.168.202.107@tcp:/lustre /mnt/lustre2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 960.923437] [] schedule_preempt_disabled+0x39/0x90 [ 960.926023] [] __mutex_lock_slowpath+0x13a/0x340 [ 960.928241] [] mutex_lock+0x2d/0x40 [ 960.930082] [] lock_rename+0x31/0xe0 [ 960.931907] [] SYSC_renameat2+0x22f/0x570 [ 960.933366] [] ? handle_mm_fault+0xc2/0x150 [ 960.935086] [] SyS_renameat2+0xe/0x10 [ 960.939245] [] SyS_rename+0x1e/0x20 [ 960.943453] [] system_call_fastpath+0x1f/0x24 [ 960.948276] INFO: task touch:31864 blocked for more than 120 seconds. [ 960.953713] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 960.959901] touch D ffff88007da34440 12080 31864 1 0x00000004 [ 960.965989] Call Trace: [ 960.968016] [] schedule_preempt_disabled+0x39/0x90 [ 960.970112] [] __mutex_lock_slowpath+0x13a/0x340 [ 960.972315] [] mutex_lock+0x2d/0x40 [ 960.976279] [] do_last+0x296/0x1280 [ 960.980534] [] ? link_path_walk+0x27e/0x8c0 [ 960.985358] [] path_openat+0xcd/0x5b0 [ 960.989767] [] ? __handle_mm_fault+0x31d/0x720 [ 960.994758] [] do_filp_open+0x4d/0xb0 [ 960.999088] [] ? do_raw_spin_unlock+0x49/0x90 [ 961.004105] [] ? _raw_spin_unlock+0xe/0x20 [ 961.008825] [] ? __alloc_fd+0xc3/0x170 [ 961.013228] [] do_sys_open+0x124/0x220 [ 961.015749] [] SyS_open+0x1e/0x20 [ 961.017807] [] system_call_fastpath+0x1f/0x24 [ 961.020244] INFO: task mrename:31897 blocked for more than 120 seconds. [ 961.022876] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 961.028723] mrename D ffff8800822406c0 11936 31897 1 0x00000004 [ 961.034561] Call Trace: [ 961.036640] [] schedule_preempt_disabled+0x39/0x90 [ 961.042124] [] __mutex_lock_slowpath+0x13a/0x340 [ 961.047310] [] mutex_lock+0x2d/0x40 [ 961.051485] [] lock_rename+0x31/0xe0 [ 961.055819] [] SYSC_renameat2+0x22f/0x570 [ 961.060527] [] ? handle_mm_fault+0xc2/0x150 [ 961.065258] [] SyS_renameat2+0xe/0x10 [ 961.067047] [] SyS_rename+0x1e/0x20 [ 961.068332] [] 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: 18.05, 76.84, 93.68 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 11.22s (real) 5.56s (CPU), Child processes: 5.58s