************************ crashinfo ************************* /exports/testreports/47154/testresults/replay-ost-single-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg140-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.uRjRG/vmlinux [TAINTED] DUMPFILE: /exports/testreports/47154/testresults/replay-ost-single-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg140-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed Nov 13 12:30:50 EST 2024 UPTIME: 00:23:42 LOAD AVERAGE: 2.00, 1.97, 1.50 TASKS: 152 NODENAME: oleg140-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 16 last 5s 28 last 60s 33 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 146 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 2 +++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 ----- -------------- ------ ---------------------------- 20 rcuos/1 0 ms (no user stack) 50 kworker/3:1 0 ms (no user stack) 49 kworker/2:1 0 ms (no user stack) 1997 socknal_reaper 0 ms (no user stack) 46 kworker/0:1 0 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 860436 3.3 GB 90% of TOTAL MEM USED 94643 369.7 MB 9% of TOTAL MEM SHARED 9870 38.6 MB 1% of TOTAL MEM BUFFERS 5151 20.1 MB 0% of TOTAL MEM CACHED 46222 180.6 MB 4% of TOTAL MEM SLAB 11002 43 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 61643 240.8 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 1240s ago PID=10172 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 osc_discard_cb+0xaf #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 ... ran 1240s ago PID=14545 CPU=1 CMD=rm #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 truncate_inode_pages_range+0x79a #9 truncate_inode_pages_final+0x4c #10 ll_truncate_inode_pages_final+0x30 #11 ll_delete_inode+0x38 #12 evict+0xaf #13 iput+0xf5 #14 do_unlinkat+0x1ae #15 sys_unlinkat+0x1b #16 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 1420.8 eth0 n/a 1.2 RSS_TOTAL=77276 pages, %mem= 1.3 +++WARNING+++ Possible hang +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012ab08000 ffff88012ab10000 sysfs sysfs /sys ffff88012ab081c0 ffff880139944000 proc proc /proc ffff88012ab08380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012ab08540 ffff8800b6cfa000 securityfs securityfs /sys/kernel/security ffff88012ab08700 ffff88012ab10800 tmpfs tmpfs /dev/shm ffff88012ab088c0 ffff8801372f6000 devpts devpts /dev/pts ffff88012ab08a80 ffff88012ab11000 tmpfs tmpfs /run ffff88012ab08c40 ffff88012ab11800 tmpfs tmpfs /sys/fs/cgroup ffff88012ab08e00 ffff88012ab12000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012ab08fc0 ffff88012ab12800 pstore pstore /sys/fs/pstore ffff88012ab09180 ffff88012ab14800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012ab09340 ffff88012ab14000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012ab09500 ffff88012ab13800 cgroup cgroup /sys/fs/cgroup/memory ffff88012ab096c0 ffff88012ab13000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012ab09880 ffff88012ab15000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012ab09a40 ffff88012ab15800 cgroup cgroup /sys/fs/cgroup/devices ffff88012ab09c00 ffff88012ab16000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012ab09dc0 ffff88012ab16800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aaa4000 ffff88012ab17000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aaa41c0 ffff88012ab17800 cgroup cgroup /sys/fs/cgroup/perf_event ffff880137668700 ffff8800b6cff000 configfs configfs /sys/kernel/config ffff8801376688c0 ffff8800b6cfc000 ext4 /dev/nbd0 / ffff88012aaa56c0 ffff8800b6d32800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012b266c40 ffff8800b639d000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012b266e00 ffff8800b639c000 hugetlbfs hugetlbfs /dev/hugepages ffff880137668a80 ffff8801372f7800 mqueue mqueue /dev/mqueue ffff880137668c40 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012aaa5c00 ffff8800b589a800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aaa5dc0 ffff88012a4c7000 ramfs none /mnt ffff880138ccafc0 ffff8800b60d6800 tmpfs none /var/lib/stateless/writable ffff880137668fc0 ffff8800b58de000 squashfs /dev/vda /home/green/git/lustre-release ffff88012aaa5880 ffff8800b60d6800 tmpfs none /var/cache/man ffff88012aaa4380 ffff8800b60d6800 tmpfs none /var/log ffff880137669180 ffff8800b60d6800 tmpfs none /var/lib/dbus ffff880137669340 ffff8800b60d6800 tmpfs none /tmp ffff880137669500 ffff8800b60d6800 tmpfs none /var/lib/dhclient ffff88012b266fc0 ffff8800b60d6800 tmpfs none /var/tmp ffff8801376696c0 ffff8800b60d6800 tmpfs none /var/lib/NetworkManager ffff8800b5b18000 ffff8800b60d6800 tmpfs none /var/lib/systemd/random-seed ffff88012b267180 ffff8800b60d6800 tmpfs none /var/spool ffff880137669880 ffff8800b60d6800 tmpfs none /var/lib/nfs ffff880138ccb180 ffff8800b60d6800 tmpfs none /var/lib/gssproxy ffff8800b5b181c0 ffff8800b60d6800 tmpfs none /var/lib/logrotate ffff880137669a40 ffff8800b60d6800 tmpfs none /etc ffff880137669c00 ffff8800b60d6800 tmpfs none /var/lib/rsyslog ffff88012b267340 ffff8800b60d6800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff880138ccb340 ffff8800b3d23000 nfs4 192.168.200.253:/exports/state/oleg140-client.virtnet /var/lib/stateless/state ffff8800b5b18540 ffff8800b3d23000 nfs4 192.168.200.253:/exports/state/oleg140-client.virtnet /boot ffff880137669dc0 ffff8800b3d23000 nfs4 192.168.200.253:/exports/state/oleg140-client.virtnet /etc/etc/kdump.conf ffff8800b5b18700 ffff8800b6d32800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012d4aa540 ffff8800b7c0b000 nfs4 192.168.200.253://exports/testreports/47154/testresults/replay-ost-single-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b5b19c00 ffff8800b357b000 tmpfs tmpfs /run/user/0 ffff88012d4aac40 ffff8800b58de000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b5b04c40 ffff88012a4c2000 lustre 192.168.201.140@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 841.276215] [] ? wake_up_atomic_t+0x30/0x30 [ 841.278564] [] ? ldlm_handle_bl_callback+0x3e0/0x3e0 [ptlrpc] [ 841.281512] [] kthread+0xe4/0xf0 [ 841.283494] [] ? kthread_create_on_node+0x140/0x140 [ 841.286199] [] ret_from_fork_nospec_begin+0x7/0x21 [ 841.288841] [] ? kthread_create_on_node+0x140/0x140 [ 841.291225] INFO: task rm:14545 blocked for more than 120 seconds. [ 841.293468] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 841.296400] rm D ffff88012c999708 12736 14545 13564 0x00000000 [ 841.298998] Call Trace: [ 841.299823] [] ? bit_wait+0x50/0x50 [ 841.302081] [] schedule+0x29/0x70 [ 841.304548] [] schedule_timeout+0x209/0x290 [ 841.307120] [] ? string.isra.7+0x3b/0xf0 [ 841.308967] [] ? kvm_clock_read+0x33/0x40 [ 841.310889] [] ? kvm_clock_get_cycles+0x9/0x10 [ 841.312907] [] ? ktime_get_ts64+0x4c/0xf0 [ 841.314889] [] ? bit_wait+0x50/0x50 [ 841.316686] [] io_schedule_timeout+0xad/0x130 [ 841.318738] [] io_schedule+0x18/0x20 [ 841.320434] [] bit_wait_io+0x11/0x50 [ 841.322264] [] __wait_on_bit_lock+0x5f/0xc0 [ 841.324428] [] ? __find_get_pages+0x132/0x1f0 [ 841.326720] [] __lock_page+0x74/0x90 [ 841.328516] [] ? wake_bit_function+0x40/0x40 [ 841.329831] [] truncate_inode_pages_range+0x79a/0x7d0 [ 841.331711] [] ? do_raw_spin_unlock+0x49/0x90 [ 841.332997] [] ? __wake_up_common_lock+0x91/0xc0 [ 841.334307] [] ? sched_feat_set+0xf0/0xf0 [ 841.335416] [] ? __wake_up+0x13/0x20 [ 841.336947] [] ? lu_object_put+0x146/0x4c0 [obdclass] [ 841.338555] [] truncate_inode_pages_final+0x4c/0x60 [ 841.340877] [] ll_truncate_inode_pages_final+0x30/0x1f0 [lustre] [ 841.343584] [] ll_delete_inode+0x38/0x150 [lustre] [ 841.345264] [] evict+0xaf/0x180 [ 841.346198] [] iput+0xf5/0x180 [ 841.347524] [] do_unlinkat+0x1ae/0x2b0 [ 841.348553] [] ? trace_do_page_fault+0x56/0x170 [ 841.350099] [] SyS_unlinkat+0x1b/0x40 [ 841.351225] [] system_call_fastpath+0x1f/0x24 ****************************************************************************** ************************ 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 Possible hang Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 11.27s (real) 5.86s (CPU), Child processes: 5.35s