************************ crashinfo ************************* /exports/testreports/47154/testresults/sanity2-zfs-centos7_x86_64-centos7_x86_64/oleg429-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.chEoz/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47154/testresults/sanity2-zfs-centos7_x86_64-centos7_x86_64/oleg429-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed Nov 13 13:09:51 EST 2024 UPTIME: 01:02:40 LOAD AVERAGE: 1.00, 0.99, 0.95 TASKS: 152 NODENAME: oleg429-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 +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 22 last 5s 25 last 60s 33 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 147 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 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 ----- -------------- ------ ---------------------------- 46 kworker/0:1 0 ms (no user stack) 838 kworker/2:2 0 ms (no user stack) 28 watchdog/3 0 ms (no user stack) 14 watchdog/1 0 ms (no user stack) 21 watchdog/2 30 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 855974 3.3 GB 89% of TOTAL MEM USED 99105 387.1 MB 10% of TOTAL MEM SHARED 10843 42.4 MB 1% of TOTAL MEM BUFFERS 5253 20.5 MB 0% of TOTAL MEM CACHED 46669 182.3 MB 4% of TOTAL MEM SLAB 11624 45.4 MB 1% 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 63356 247.5 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 3601s ago PID=4809 CPU=0 CMD=ldlm_bl_02 #0 __schedule+0x2e2 #1 schedule+0x29 #2 schedule_timeout+0x209 #3 io_schedule_timeout+0xad #4 io_schedule+0x18 #5 bit_wait_io+0x11 #6 __wait_on_bit_lock+0x5f #7 __lock_page+0x74 #8 __cl_page_own+0x373 #9 cl_page_own+0x10 #10 check_and_discard_cb+0x68 #11 osc_page_gang_lookup+0x20f #12 osc_lock_discard_pages+0x16a #13 osc_ldlm_blocking_ast+0x35d #14 ldlm_cancel_callback+0x84 #15 ldlm_cli_cancel_local+0xb2 #16 ldlm_cli_cancel+0xd1 #17 osc_ldlm_blocking_ast+0x18a #18 ldlm_handle_bl_callback+0xc5 #19 ldlm_bl_thread_main+0x5fc #20 kthread+0xe4 #21 ret_from_fork_nospec_begin+0x7 +-------------------------------+ >----------------------| 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 3757.9 eth0 n/a 0.2 RSS_TOTAL=80592 pages, %mem= 1.4 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668380 ffff8800b6cfa000 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff88012aa98000 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff8800b6cfa800 tmpfs tmpfs /dev/shm ffff880137668c40 ffff8801372e6000 devpts devpts /dev/pts ffff880137668e00 ffff8800b6cfb000 tmpfs tmpfs /run ffff880137668fc0 ffff8800b6cfb800 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff8800b6cfc000 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669340 ffff8800b6cfc800 pstore pstore /sys/fs/pstore ffff880137669500 ffff8800b6cfe800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff8801376696c0 ffff8800b6cfe000 cgroup cgroup /sys/fs/cgroup/perf_event ffff880137669880 ffff8800b6cfd800 cgroup cgroup /sys/fs/cgroup/blkio ffff880137669a40 ffff8800b6cfd000 cgroup cgroup /sys/fs/cgroup/freezer ffff880137669c00 ffff8800b6cff000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880137669dc0 ffff8800b6cff800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa62000 ffff88012aa58000 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa621c0 ffff88012aa58800 cgroup cgroup /sys/fs/cgroup/devices ffff88012aa62380 ffff88012aa59000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aa62540 ffff88012aa59800 cgroup cgroup /sys/fs/cgroup/cpuset ffff880138ccb180 ffff8800b6cb3800 configfs configfs /sys/kernel/config ffff88012b228e00 ffff8800b5c37800 ext4 /dev/nbd0 / ffff88012aa63880 ffff88012aa5d800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012b228fc0 ffff8801372e7800 mqueue mqueue /dev/mqueue ffff880138ccb340 ffff8800b7c3f000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012aa3a700 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012aa3a8c0 ffff88012a668800 hugetlbfs hugetlbfs /dev/hugepages ffff88012aa3aa80 ffff8800b60f9000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aa63c00 ffff880137621800 ramfs none /mnt ffff88012aa63dc0 ffff880137626000 tmpfs none /var/lib/stateless/writable ffff88012b229180 ffff8800b5d99000 squashfs /dev/vda /home/green/git/lustre-release ffff8801376bc000 ffff880137626000 tmpfs none /var/cache/man ffff8801376bc1c0 ffff880137626000 tmpfs none /var/log ffff88012b229340 ffff880137626000 tmpfs none /var/lib/dbus ffff880138ccb500 ffff880137626000 tmpfs none /tmp ffff8801376bc380 ffff880137626000 tmpfs none /var/lib/dhclient ffff8801376bc540 ffff880137626000 tmpfs none /var/tmp ffff8801376bc700 ffff880137626000 tmpfs none /var/lib/NetworkManager ffff8801376bc8c0 ffff880137626000 tmpfs none /var/lib/systemd/random-seed ffff88012b229500 ffff880137626000 tmpfs none /var/spool ffff8801376bca80 ffff880137626000 tmpfs none /var/lib/nfs ffff8801376bcc40 ffff880137626000 tmpfs none /var/lib/gssproxy ffff88012b2296c0 ffff880137626000 tmpfs none /var/lib/logrotate ffff88012aa3ac40 ffff880137626000 tmpfs none /etc ffff8801376bce00 ffff880137626000 tmpfs none /var/lib/rsyslog ffff88012aa3ae00 ffff880137626000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012b229880 ffff8800b603e000 nfs4 192.168.200.253:/exports/state/oleg429-client.virtnet /var/lib/stateless/state ffff88012aa3afc0 ffff8800b603e000 nfs4 192.168.200.253:/exports/state/oleg429-client.virtnet /boot ffff88012aa3b180 ffff8800b603e000 nfs4 192.168.200.253:/exports/state/oleg429-client.virtnet /etc/etc/kdump.conf ffff88012aa3b340 ffff88012aa5d800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012aa3b500 ffff8800b5c32000 nfs4 192.168.200.253://exports/testreports/47154/testresults/sanity2-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff88012aa3b880 ffff88012a4bd000 tmpfs tmpfs /run/user/0 ffff8800b4005180 ffff8800b5d99000 squashfs /dev/vda /usr/sbin/mount.lustre ffff88012aa3ba40 ffff88012a66d800 lustre 192.168.204.129@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1321.409804] [] ? kthread_create_on_node+0x140/0x140 [ 1321.412123] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1321.414438] [] ? kthread_create_on_node+0x140/0x140 [ 1441.416291] INFO: task ldlm_bl_02:4809 blocked for more than 120 seconds. [ 1441.419302] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1441.422597] ldlm_bl_02 D ffff8800aaaddb48 12656 4809 2 0x00000000 [ 1441.425981] Call Trace: [ 1441.427086] [] ? bit_wait+0x50/0x50 [ 1441.429463] [] schedule+0x29/0x70 [ 1441.431711] [] schedule_timeout+0x209/0x290 [ 1441.434313] [] ? kvm_clock_read+0x33/0x40 [ 1441.436847] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1441.439608] [] ? ktime_get_ts64+0x4c/0xf0 [ 1441.442145] [] ? bit_wait+0x50/0x50 [ 1441.444441] [] io_schedule_timeout+0xad/0x130 [ 1441.447177] [] io_schedule+0x18/0x20 [ 1441.449751] [] bit_wait_io+0x11/0x50 [ 1441.452211] [] __wait_on_bit_lock+0x5f/0xc0 [ 1441.454940] [] __lock_page+0x74/0x90 [ 1441.457473] [] ? wake_bit_function+0x40/0x40 [ 1441.460397] [] __cl_page_own+0x373/0x390 [obdclass] [ 1441.463480] [] cl_page_own+0x10/0x20 [obdclass] [ 1441.466435] [] check_and_discard_cb+0x68/0x1c0 [osc] [ 1441.469478] [] osc_page_gang_lookup+0x20f/0x4e0 [osc] [ 1441.472680] [] ? osc_unreserve_grant+0x60/0x60 [osc] [ 1441.475773] [] osc_lock_discard_pages+0x16a/0x30f [osc] [ 1441.478965] [] osc_ldlm_blocking_ast+0x35d/0x670 [osc] [ 1441.482249] [] ldlm_cancel_callback+0x84/0x320 [ptlrpc] [ 1441.485246] [] ldlm_cli_cancel_local+0xb2/0x480 [ptlrpc] [ 1441.488212] [] ldlm_cli_cancel+0xd1/0x6f0 [ptlrpc] [ 1441.490788] [] osc_ldlm_blocking_ast+0x18a/0x670 [osc] [ 1441.493459] [] ldlm_handle_bl_callback+0xc5/0x3e0 [ptlrpc] [ 1441.496353] [] ldlm_bl_thread_main+0x5fc/0xb40 [ptlrpc] [ 1441.499086] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 1441.501553] [] ? wake_up_atomic_t+0x30/0x30 [ 1441.503813] [] ? ldlm_handle_bl_callback+0x3e0/0x3e0 [ptlrpc] [ 1441.506566] [] kthread+0xe4/0xf0 [ 1441.508399] [] ? kthread_create_on_node+0x140/0x140 [ 1441.510927] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1441.513391] [] ? 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 Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 11.24s (real) 5.75s (CPU), Child processes: 5.44s