************************ crashinfo ************************* /exports/testreports/42551/testresults/sanity-lfsck-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg418-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.lUo5I/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/sanity-lfsck-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg418-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 18:42:56 EDT 2024 UPTIME: 00:42:07 LOAD AVERAGE: 2.00, 1.99, 1.58 TASKS: 151 NODENAME: oleg418-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 17 last 5s 26 last 60s 28 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 145 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 ----- -------------- ------ ---------------------------- 49 kworker/0:1 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 842 ldlm_bl_01 0 ms (no user stack) 540 kworker/1:2 0 ms (no user stack) 1 systemd 2 ms /usr/lib/systemd/systemd --switched-root --system --deserialize 22 +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 851285 3.2 GB 89% of TOTAL MEM USED 103794 405.4 MB 10% of TOTAL MEM SHARED 10668 41.7 MB 1% of TOTAL MEM BUFFERS 5401 21.1 MB 0% of TOTAL MEM CACHED 47324 184.9 MB 4% of TOTAL MEM SLAB 12280 48 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 65944 257.6 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 1369s ago PID=843 CPU=1 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 __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_list_local+0xea #18 ldlm_bl_thread_main+0x988 #19 kthread+0xe4 #20 ret_from_fork_nospec_begin+0x7 ... ran 1369s ago PID=2187 CPU=1 CMD=lctl #0 __schedule+0x2e2 #1 schedule+0x29 #2 schedule_timeout+0x209 #3 wait_for_completion+0xfc #4 __ldlm_bl_to_thread+0xfd #5 ldlm_bl_to_thread+0x22b #6 ldlm_bl_to_thread_list+0x19 #7 ldlm_cancel_lru+0x7e #8 lru_size_store+0x67 #9 lustre_attr_store+0x18 #10 sysfs_kf_write+0x3d #11 kernfs_fop_write+0x100 #12 vfs_write+0xd6 #13 sys_write+0x7f #14 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): 6 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 2525.3 eth0 n/a 0.5 RSS_TOTAL=76232 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 / ffff88012aa5e000 ffff88012aa80000 sysfs sysfs /sys ffff88012aa5e1c0 ffff880139944000 proc proc /proc ffff88012aa5e380 ffff880137678000 devtmpfs devtmpfs /dev ffff88012aa5e540 ffff8800b6cbd000 securityfs securityfs /sys/kernel/security ffff88012aa5e700 ffff88012aa80800 tmpfs tmpfs /dev/shm ffff88012aa5e8c0 ffff88013767f000 devpts devpts /dev/pts ffff88012aa5ea80 ffff88012aa81000 tmpfs tmpfs /run ffff88012aa5ec40 ffff88012aa81800 tmpfs tmpfs /sys/fs/cgroup ffff88012aa5ee00 ffff88012aa82000 cgroup cgroup /sys/fs/cgroup/systemd ffff88012aa20000 ffff8800b6d21000 pstore pstore /sys/fs/pstore ffff88012aa201c0 ffff8800b6d23000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aa20380 ffff8800b6d22800 cgroup cgroup /sys/fs/cgroup/pids ffff88012aa20540 ffff8800b6d22000 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa20700 ffff8800b6d21800 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aa208c0 ffff8800b6d23800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012aa20a80 ffff8800b6d24000 cgroup cgroup /sys/fs/cgroup/devices ffff88012aa20c40 ffff8800b6d24800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aa20e00 ffff8800b6d25000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aa20fc0 ffff8800b6d25800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012aa21180 ffff8800b6d26000 cgroup cgroup /sys/fs/cgroup/blkio ffff880137668e00 ffff8800b7c1a000 configfs configfs /sys/kernel/config ffff88012aa5efc0 ffff88012aa86000 ext4 /dev/nbd0 / ffff880138ccb6c0 ffff8800b6cbe800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aa21a40 ffff8800b6244000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012aa21c00 ffff880137320800 mqueue mqueue /dev/mqueue ffff88012aa5f180 ffff8800b6343800 hugetlbfs hugetlbfs /dev/hugepages ffff88012aa5f340 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012aa21dc0 ffff8800b6246000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aa21880 ffff8800b6341800 ramfs none /mnt ffff88012aa5f500 ffff8800b58ca800 tmpfs none /var/lib/stateless/writable ffff8800b6fc61c0 ffff8800b58b0000 squashfs /dev/vda /home/green/git/lustre-release ffff8800b6fc6540 ffff8800b58ca800 tmpfs none /var/cache/man ffff88012aa216c0 ffff8800b58ca800 tmpfs none /var/log ffff880138ccb880 ffff8800b58ca800 tmpfs none /var/lib/dbus ffff88012aa5f6c0 ffff8800b58ca800 tmpfs none /tmp ffff88012aa5f880 ffff8800b58ca800 tmpfs none /var/lib/dhclient ffff8800b6fc6700 ffff8800b58ca800 tmpfs none /var/tmp ffff880138ccba40 ffff8800b58ca800 tmpfs none /var/lib/NetworkManager ffff88012aa21500 ffff8800b58ca800 tmpfs none /var/lib/systemd/random-seed ffff88012b4c0000 ffff8800b58ca800 tmpfs none /var/spool ffff88012aa5fa40 ffff8800b58ca800 tmpfs none /var/lib/nfs ffff88012b4c01c0 ffff8800b58ca800 tmpfs none /var/lib/gssproxy ffff8800b6fc68c0 ffff8800b58ca800 tmpfs none /var/lib/logrotate ffff8800b6fc6a80 ffff8800b58ca800 tmpfs none /etc ffff8800b6fc6c40 ffff8800b58ca800 tmpfs none /var/lib/rsyslog ffff8800b6fc6e00 ffff8800b58ca800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012aa5fc00 ffff8800b7c1f800 nfs4 192.168.200.253:/exports/state/oleg418-client.virtnet /var/lib/stateless/state ffff88012b4c0380 ffff8800b7c1f800 nfs4 192.168.200.253:/exports/state/oleg418-client.virtnet /boot ffff8800b6fc6fc0 ffff8800b7c1f800 nfs4 192.168.200.253:/exports/state/oleg418-client.virtnet /etc/etc/kdump.conf ffff8800b3c46380 ffff8800b6cbe800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b3639c00 ffff8800b58b4800 nfs4 192.168.200.253://exports/testreports/42551/testresults/sanity-lfsck-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800aec7e1c0 ffff8800b6d26800 tmpfs tmpfs /run/user/0 ffff8800b3c47340 ffff8800b58b0000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800aec7fa40 ffff88012d4bc800 lustre 192.168.204.118@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1801.293518] [] ? libcfs_debug_msg+0x6d4/0xc20 [libcfs] [ 1801.296521] [] ? osc_cache_wait_range+0x389/0x940 [osc] [ 1801.299498] [] ? cl_page_state_set+0x19/0x50 [obdclass] [ 1801.302230] [] ? __cl_page_own+0xe9/0x390 [obdclass] [ 1801.305023] [] osc_discard_cb+0x20a/0x2a0 [osc] [ 1801.307614] [] osc_page_gang_lookup+0x20f/0x4e0 [osc] [ 1801.310379] [] ? osc_consume_write_grant+0xe0/0xe0 [osc] [ 1801.313212] [] osc_lock_discard_pages+0x16a/0x30f [osc] [ 1801.316001] [] osc_ldlm_blocking_ast+0x35d/0x670 [osc] [ 1801.318728] [] ldlm_cancel_callback+0x84/0x320 [ptlrpc] [ 1801.321258] [] ? pick_next_task_fair+0x702/0x8a0 [ 1801.323623] [] ldlm_cli_cancel_local+0xb2/0x460 [ptlrpc] [ 1801.326195] [] ldlm_cli_cancel_list_local+0xea/0x270 [ptlrpc] [ 1801.328985] [] ldlm_bl_thread_main+0x988/0xb40 [ptlrpc] [ 1801.331644] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 1801.333849] [] ? wake_up_atomic_t+0x30/0x30 [ 1801.336016] [] ? ldlm_handle_bl_callback+0x3e0/0x3e0 [ptlrpc] [ 1801.338679] [] kthread+0xe4/0xf0 [ 1801.340490] [] ? kthread_create_on_node+0x140/0x140 [ 1801.342797] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1801.345036] [] ? kthread_create_on_node+0x140/0x140 [ 1801.347324] INFO: task lctl:2187 blocked for more than 120 seconds. [ 1801.349403] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1801.351842] lctl D ffff8800a740e660 14176 2187 1945 0x00000000 [ 1801.354128] Call Trace: [ 1801.354837] [] schedule+0x29/0x70 [ 1801.356487] [] schedule_timeout+0x209/0x290 [ 1801.358235] [] wait_for_completion+0xfc/0x140 [ 1801.359997] [] ? wake_up_state+0x20/0x20 [ 1801.361688] [] __ldlm_bl_to_thread+0xfd/0x240 [ptlrpc] [ 1801.363793] [] ldlm_bl_to_thread+0x22b/0x570 [ptlrpc] [ 1801.365758] [] ldlm_bl_to_thread_list+0x19/0x20 [ptlrpc] [ 1801.367467] [] ldlm_cancel_lru+0x7e/0x1a0 [ptlrpc] [ 1801.369349] [] lru_size_store+0x67/0x430 [ptlrpc] [ 1801.371132] [] lustre_attr_store+0x18/0x20 [obdclass] [ 1801.372796] [] sysfs_kf_write+0x3d/0x50 [ 1801.374196] [] kernfs_fop_write+0x100/0x180 [ 1801.375712] [] vfs_write+0xd6/0x230 [ 1801.377055] [] SyS_write+0x7f/0xf0 [ 1801.378404] [] 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 10.87s (real) 5.59s (CPU), Child processes: 5.24s