************************ crashinfo ************************* /exports/testreports/42551/testresults/replay-ost-single-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg108-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.R5zFM/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/replay-ost-single-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg108-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 18:27:46 EDT 2024 UPTIME: 00:26:55 LOAD AVERAGE: 1.00, 0.99, 0.80 TASKS: 157 NODENAME: oleg108-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 20 last 5s 27 last 60s 33 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 152 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 ----- -------------- ------ ---------------------------- 9655 ldlm_bl_02 0 ms (no user stack) 20 rcuos/1 0 ms (no user stack) 486 kworker/0:2 0 ms (no user stack) 1996 lnet_discovery 7 ms (no user stack) 910 in:imjournal 20 ms /usr/sbin/rsyslogd -n +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 860776 3.3 GB 90% of TOTAL MEM USED 94303 368.4 MB 9% of TOTAL MEM SHARED 10169 39.7 MB 1% of TOTAL MEM BUFFERS 5126 20 MB 0% of TOTAL MEM CACHED 46079 180 MB 4% of TOTAL MEM SLAB 11023 43.1 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 62687 244.9 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 1439s ago PID=13760 CPU=1 CMD=ldlm_lock_repla #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_lock_cancel+0x56 #17 ldlm_cli_cancel_list_local+0x85 #18 ldlm_cancel_lru_local+0x2b #19 __ldlm_replay_locks+0x601 #20 ldlm_lock_replay_thread+0x31 #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 8 LISTEN 3 NAGLE disabled (TCP_NODELAY): 7 user_data set (NFS etc.): 4 UDP Connection Info ------------------- 2 UDP sockets, 0 in ESTABLISHED Unix Connection Info ------------------------ ESTABLISHED 30 CLOSE 19 LISTEN 8 Raw sockets info -------------------- ESTABLISHED 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 1613.5 eth0 n/a 0.6 RSS_TOTAL=85344 pages, %mem= 1.4 +++WARNING+++ Run 'hanginfo' to get more details +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668380 ffff8800b78ab000 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff8800b6ce9800 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff8800b78ab800 tmpfs tmpfs /dev/shm ffff880137668c40 ffff88013771f000 devpts devpts /dev/pts ffff880137668e00 ffff8800b78ac000 tmpfs tmpfs /run ffff880137668fc0 ffff8800b78ac800 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff8800b78ad000 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669340 ffff8800b78ad800 pstore pstore /sys/fs/pstore ffff880137669500 ffff8800b78af800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff8801376696c0 ffff8800b78af000 cgroup cgroup /sys/fs/cgroup/blkio ffff880137669880 ffff8800b78ae800 cgroup cgroup /sys/fs/cgroup/perf_event ffff880137669a40 ffff8800b78ae000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880137669c00 ffff88012aa88000 cgroup cgroup /sys/fs/cgroup/memory ffff880137669dc0 ffff88012aa88800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aa52000 ffff88012aa89000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aa521c0 ffff88012aa89800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa52380 ffff88012aa8a000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aa52540 ffff88012aa8a800 cgroup cgroup /sys/fs/cgroup/devices ffff880138ccb6c0 ffff88012a451800 configfs configfs /sys/kernel/config ffff8801377f28c0 ffff8800b6cec000 ext4 /dev/nbd0 / ffff88012aa52700 ffff880137309000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff8800b6f36000 ffff8800b5c1f000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8800b6f361c0 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012aa52e00 ffff8800b6397000 hugetlbfs hugetlbfs /dev/hugepages ffff8801377f2a80 ffff88012b2a8800 mqueue mqueue /dev/mqueue ffff88012a5bea80 ffff8800b5cab800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aa52fc0 ffff8800b6397800 ramfs none /mnt ffff88012a5bee00 ffff8800b5cae000 tmpfs none /var/lib/stateless/writable ffff8801377f2c40 ffff8800b63c5800 squashfs /dev/vda /home/green/git/lustre-release ffff8801377f2e00 ffff8800b5cae000 tmpfs none /var/cache/man ffff8800b6f36380 ffff8800b5cae000 tmpfs none /var/log ffff8800b6f36540 ffff8800b5cae000 tmpfs none /var/lib/dbus ffff8800b6f36700 ffff8800b5cae000 tmpfs none /tmp ffff8800b6f368c0 ffff8800b5cae000 tmpfs none /var/lib/dhclient ffff8801377f2fc0 ffff8800b5cae000 tmpfs none /var/tmp ffff8800b6f36a80 ffff8800b5cae000 tmpfs none /var/lib/NetworkManager ffff8800b6f36c40 ffff8800b5cae000 tmpfs none /var/lib/systemd/random-seed ffff8800b6f36e00 ffff8800b5cae000 tmpfs none /var/spool ffff8800b6f36fc0 ffff8800b5cae000 tmpfs none /var/lib/nfs ffff8800b6f37180 ffff8800b5cae000 tmpfs none /var/lib/gssproxy ffff8801377f3180 ffff8800b5cae000 tmpfs none /var/lib/logrotate ffff88012aa53180 ffff8800b5cae000 tmpfs none /etc ffff8800b6f37340 ffff8800b5cae000 tmpfs none /var/lib/rsyslog ffff8800b6f37500 ffff8800b5cae000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b6f376c0 ffff8800b6de5800 nfs4 192.168.200.253:/exports/state/oleg108-client.virtnet /var/lib/stateless/state ffff88012aa53340 ffff8800b6de5800 nfs4 192.168.200.253:/exports/state/oleg108-client.virtnet /boot ffff8800b6f37dc0 ffff8800b6de5800 nfs4 192.168.200.253:/exports/state/oleg108-client.virtnet /etc/etc/kdump.conf ffff8800b6f37c00 ffff880137309000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012aa536c0 ffff8800b6ff2000 nfs4 192.168.200.253://exports/testreports/42551/testresults/replay-ost-single-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff88012a5bfa40 ffff88012a5f0000 tmpfs tmpfs /run/user/0 ffff88012aa53a40 ffff8800b63c5800 squashfs /dev/vda /usr/sbin/mount.lustre ffff88012a5bf880 ffff88012a5f5800 lustre 192.168.201.108@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1441.452580] ldlm_lock_repla D ffff8800a9593928 13728 13760 2 0x00000000 [ 1441.456726] Call Trace: [ 1441.458116] [] ? bit_wait+0x50/0x50 [ 1441.460999] [] schedule+0x29/0x70 [ 1441.463788] [] schedule_timeout+0x209/0x290 [ 1441.467055] [] ? kvm_clock_read+0x33/0x40 [ 1441.470177] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1441.473373] [] ? ktime_get_ts64+0x4c/0xf0 [ 1441.476523] [] ? bit_wait+0x50/0x50 [ 1441.479399] [] io_schedule_timeout+0xad/0x130 [ 1441.482710] [] io_schedule+0x18/0x20 [ 1441.485624] [] bit_wait_io+0x11/0x50 [ 1441.488530] [] __wait_on_bit_lock+0x5f/0xc0 [ 1441.491749] [] __lock_page+0x74/0x90 [ 1441.494665] [] ? wake_bit_function+0x40/0x40 [ 1441.498029] [] __find_lock_page+0x66/0x80 [ 1441.501229] [] find_lock_page+0xe/0x20 [ 1441.504306] [] truncate_inode_pages_range+0x4d9/0x7d0 [ 1441.508161] [] ? do_raw_spin_unlock+0x49/0x90 [ 1441.511570] [] ? _raw_spin_unlock+0xe/0x20 [ 1441.515195] [] ? cfs_trace_unlock_tcd+0x27/0x70 [libcfs] [ 1441.519221] [] ? libcfs_debug_msg+0x6d4/0xc20 [libcfs] [ 1441.523150] [] ? cl_page_state_set+0x19/0x50 [obdclass] [ 1441.526445] [] ? __cl_page_own+0xe9/0x390 [obdclass] [ 1441.529539] [] osc_discard_cb+0x20a/0x2a0 [osc] [ 1441.532723] [] osc_page_gang_lookup+0x20f/0x4e0 [osc] [ 1441.536140] [] ? osc_consume_write_grant+0xe0/0xe0 [osc] [ 1441.539270] [] osc_lock_discard_pages+0x16a/0x30f [osc] [ 1441.542275] [] osc_ldlm_blocking_ast+0x35d/0x670 [osc] [ 1441.545295] [] ldlm_cancel_callback+0x84/0x320 [ptlrpc] [ 1441.548257] [] ldlm_lock_cancel+0x56/0x1f0 [ptlrpc] [ 1441.551019] [] ldlm_cli_cancel_list_local+0x85/0x270 [ptlrpc] [ 1441.554061] [] ldlm_cancel_lru_local+0x2b/0x30 [ptlrpc] [ 1441.556881] [] __ldlm_replay_locks+0x601/0xa80 [ptlrpc] [ 1441.559497] [] ? __ldlm_replay_locks+0xa80/0xa80 [ptlrpc] [ 1441.562147] [] ldlm_lock_replay_thread+0x31/0xd0 [ptlrpc] [ 1441.564762] [] kthread+0xe4/0xf0 [ 1441.566593] [] ? kthread_create_on_node+0x140/0x140 [ 1441.569072] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1441.571456] [] ? 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 11.08s (real) 5.70s (CPU), Child processes: 5.37s