************************ crashinfo ************************* /exports/testreports/42551/testresults/replay-dual-zfs-centos7_x86_64-centos7_x86_64/oleg401-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.9ne7I/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/replay-dual-zfs-centos7_x86_64-centos7_x86_64/oleg401-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 18:38:24 EDT 2024 UPTIME: 00:37:35 LOAD AVERAGE: 3.00, 2.04, 0.96 TASKS: 162 NODENAME: oleg401-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 10 last 5s 29 last 60s 34 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 155 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 3 +++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 ----- -------------- ------ ---------------------------- 912 in:imjournal 0 ms /usr/sbin/rsyslogd -n 1958 monitor_thread 0 ms (no user stack) 1959 lnet_discovery 0 ms (no user stack) 1 systemd 0 ms /usr/lib/systemd/systemd --switched-root --system --deserialize 22 1952 socknal_reaper 4 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 825039 3.1 GB 86% of TOTAL MEM USED 130040 508 MB 13% of TOTAL MEM SHARED 12833 50.1 MB 1% of TOTAL MEM BUFFERS 5229 20.4 MB 0% of TOTAL MEM CACHED 75658 295.5 MB 7% of TOTAL MEM SLAB 13668 53.4 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 62999 246.1 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 247s ago PID=23543 CPU=0 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 ... ran 314s ago PID=20515 CPU=1 CMD=ll_imp_inval #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 __find_lock_page+0x66 #9 find_lock_page+0xe #10 truncate_inode_pages_range+0x4d9 #11 osc_discard_cb+0x20a #12 osc_page_gang_lookup+0x20f #13 osc_lock_discard_pages+0x16a #14 osc_ldlm_blocking_ast+0x35d #15 ldlm_cancel_callback+0x84 #16 ldlm_cli_cancel_local+0xb2 #17 ldlm_cli_cancel+0x32f #18 cleanup_resource+0x139 #19 ldlm_resource_clean+0x2f #20 cfs_hash_for_each_relax+0x23b #21 cfs_hash_for_each_nolock+0x76 #22 ldlm_namespace_cleanup+0x30 #23 osc_import_event+0x4b9 #24 ptlrpc_invalidate_import+0x293 #25 ptlrpc_invalidate_import_thread+0x7c #26 kthread+0xe4 #27 ret_from_fork_nospec_begin+0x7 ... ran 430s ago PID=10608 CPU=2 CMD=ldlm_bl_01 #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 __find_lock_page+0x66 #9 find_lock_page+0xe #10 truncate_inode_pages_range+0x4d9 #11 osc_discard_cb+0x20a #12 osc_page_gang_lookup+0x20f #13 osc_lock_discard_pages+0x16a #14 osc_ldlm_blocking_ast+0x35d #15 ldlm_cancel_callback+0x84 #16 ldlm_cli_cancel_local+0xb2 #17 ldlm_cli_cancel+0xd1 #18 osc_ldlm_blocking_ast+0x18a #19 ldlm_handle_bl_callback+0xc5 #20 ldlm_bl_thread_main+0x5fc #21 kthread+0xe4 #22 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 -------------------- CLOSE 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 2253.6 eth0 n/a 2.6 RSS_TOTAL=75228 pages, %mem= 1.2 +++WARNING+++ Possible hang +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668540 ffff8800b6ca1000 sysfs sysfs /sys ffff880137668700 ffff880139944000 proc proc /proc ffff8801376688c0 ffff880137678000 devtmpfs devtmpfs /dev ffff880137668a80 ffff8800b6ca0800 securityfs securityfs /sys/kernel/security ffff880137668c40 ffff8800b6ca1800 tmpfs tmpfs /dev/shm ffff880137668e00 ffff88013771f000 devpts devpts /dev/pts ffff880137668fc0 ffff8800b6ca2000 tmpfs tmpfs /run ffff880137669180 ffff8800b6ca2800 tmpfs tmpfs /sys/fs/cgroup ffff880137669340 ffff8800b6ca3000 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669500 ffff8800b6ca3800 pstore pstore /sys/fs/pstore ffff8801376696c0 ffff8800b6ca5800 cgroup cgroup /sys/fs/cgroup/memory ffff880137669880 ffff8800b6ca5000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880137669a40 ffff8800b6ca4800 cgroup cgroup /sys/fs/cgroup/blkio ffff880137669c00 ffff8800b6ca4000 cgroup cgroup /sys/fs/cgroup/devices ffff880137669dc0 ffff8800b6ca6000 cgroup cgroup /sys/fs/cgroup/pids ffff88012aac8000 ffff8800b6ca6800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aac81c0 ffff8800b6ca7000 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aac8380 ffff8800b6ca7800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aac8540 ffff88013767f800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aac8700 ffff88012aa98000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff880138ccb6c0 ffff8800b6fbe800 configfs configfs /sys/kernel/config ffff8801377f6700 ffff8800b6e3e800 ext4 /dev/nbd0 / ffff880138ccb880 ffff8800b6e3b800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8800b61d7880 ffff88012a5a2800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8800b61d7a40 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8801377f68c0 ffff8800b6fbd800 hugetlbfs hugetlbfs /dev/hugepages ffff880138ccba40 ffff88012b298800 mqueue mqueue /dev/mqueue ffff8801377f6a80 ffff88012a5a1000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8800b61d7c00 ffff8800b60c9800 ramfs none /mnt ffff8801377f6e00 ffff88012a46d800 tmpfs none /var/lib/stateless/writable ffff8801377f6fc0 ffff88012a46c000 squashfs /dev/vda /home/green/git/lustre-release ffff88012aac88c0 ffff88012a46d800 tmpfs none /var/cache/man ffff880138ccbc00 ffff88012a46d800 tmpfs none /var/log ffff88012aac8a80 ffff88012a46d800 tmpfs none /var/lib/dbus ffff88012aac8c40 ffff88012a46d800 tmpfs none /tmp ffff880138ccbdc0 ffff88012a46d800 tmpfs none /var/lib/dhclient ffff88012aac8e00 ffff88012a46d800 tmpfs none /var/tmp ffff88012aac8fc0 ffff88012a46d800 tmpfs none /var/lib/NetworkManager ffff880138ccb340 ffff88012a46d800 tmpfs none /var/lib/systemd/random-seed ffff8800b61d76c0 ffff88012a46d800 tmpfs none /var/spool ffff88012ab1c000 ffff88012a46d800 tmpfs none /var/lib/nfs ffff88012ab1c1c0 ffff88012a46d800 tmpfs none /var/lib/gssproxy ffff88012aac9180 ffff88012a46d800 tmpfs none /var/lib/logrotate ffff88012ab1c380 ffff88012a46d800 tmpfs none /etc ffff88012aac9340 ffff88012a46d800 tmpfs none /var/lib/rsyslog ffff88012ab1c540 ffff88012a46d800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b61d7500 ffff88012aa98800 nfs4 192.168.200.253:/exports/state/oleg401-client.virtnet /var/lib/stateless/state ffff8800b381c380 ffff88012aa98800 nfs4 192.168.200.253:/exports/state/oleg401-client.virtnet /boot ffff8801377f7180 ffff88012aa98800 nfs4 192.168.200.253:/exports/state/oleg401-client.virtnet /etc/etc/kdump.conf ffff88012aac9500 ffff8800b6e3b800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b38c68c0 ffff8800b5c81000 nfs4 192.168.200.253://exports/testreports/42551/testresults/replay-dual-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b5f548c0 ffff8800b5c86000 tmpfs tmpfs /run/user/0 ffff88012aac9880 ffff88012a46c000 squashfs /dev/vda /usr/sbin/mount.lustre ffff88012ab1cc40 ffff8800aacb0000 lustre 192.168.204.101@tcp:/lustre /mnt/lustre ffff88012ab1d880 ffff8800ac701800 lustre 192.168.204.101@tcp:/lustre /mnt/lustre2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 2160.885824] [] ldlm_namespace_cleanup+0x30/0xc0 [ptlrpc] [ 2160.887720] [] osc_import_event+0x4b9/0x10c0 [osc] [ 2160.889613] [] ptlrpc_invalidate_import+0x293/0x990 [ptlrpc] [ 2160.891805] [] ? ptlrpc_import_recovery_state_machine+0xac0/0xac0 [ptlrpc] [ 2160.894121] [] ptlrpc_invalidate_import_thread+0x7c/0x280 [ptlrpc] [ 2160.896366] [] kthread+0xe4/0xf0 [ 2160.897810] [] ? kthread_create_on_node+0x140/0x140 [ 2160.899687] [] ret_from_fork_nospec_begin+0x7/0x21 [ 2160.901316] [] ? kthread_create_on_node+0x140/0x140 [ 2160.903056] INFO: task rm:23543 blocked for more than 120 seconds. [ 2160.904629] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2160.906865] rm D ffff88012aa905f8 11432 23543 17236 0x00000000 [ 2160.908762] Call Trace: [ 2160.909460] [] ? bit_wait+0x50/0x50 [ 2160.911072] [] schedule+0x29/0x70 [ 2160.912497] [] schedule_timeout+0x209/0x290 [ 2160.914081] [] ? string.isra.7+0x3b/0xf0 [ 2160.915674] [] ? kvm_clock_read+0x33/0x40 [ 2160.917237] [] ? kvm_clock_get_cycles+0x9/0x10 [ 2160.919202] [] ? ktime_get_ts64+0x4c/0xf0 [ 2160.920657] [] ? bit_wait+0x50/0x50 [ 2160.921921] [] io_schedule_timeout+0xad/0x130 [ 2160.923672] [] io_schedule+0x18/0x20 [ 2160.925222] [] bit_wait_io+0x11/0x50 [ 2160.926667] [] __wait_on_bit_lock+0x5f/0xc0 [ 2160.928213] [] ? __find_get_pages+0x132/0x1f0 [ 2160.929748] [] __lock_page+0x74/0x90 [ 2160.931222] [] ? wake_bit_function+0x40/0x40 [ 2160.932725] [] truncate_inode_pages_range+0x79a/0x7d0 [ 2160.934406] [] truncate_inode_pages_final+0x4c/0x60 [ 2160.936128] [] ll_truncate_inode_pages_final+0x30/0x1f0 [lustre] [ 2160.938103] [] ll_delete_inode+0x38/0x150 [lustre] [ 2160.939690] [] evict+0xaf/0x180 [ 2160.940921] [] iput+0xf5/0x180 [ 2160.942080] [] do_unlinkat+0x1ae/0x2b0 [ 2160.943475] [] ? mutex_unlock+0xe/0x10 [ 2160.944856] [] ? dnotify_flush+0x46/0x110 [ 2160.946315] [] ? filp_close+0x5b/0x80 [ 2160.947719] [] SyS_unlinkat+0x1b/0x40 [ 2160.949096] [] 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 11.20s (real) 5.71s (CPU), Child processes: 5.46s