************************ crashinfo ************************* /exports/testreports/42551/testresults/sanity-flr-zfs-centos7_x86_64-centos7_x86_64/oleg124-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.IWMhA/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/sanity-flr-zfs-centos7_x86_64-centos7_x86_64/oleg124-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 18:34:25 EDT 2024 UPTIME: 00:33:35 LOAD AVERAGE: 4.00, 3.99, 3.47 TASKS: 153 NODENAME: oleg124-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 13 last 5s 25 last 60s 30 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 145 TASK_RUNNING 1 TASK_UNINTERRUPTIBLE 4 +++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 ----- -------------- ------ ---------------------------- 580 kworker/2:2 0 ms (no user stack) 1945 socknal_reaper 0 ms (no user stack) 83 kworker/3:1 0 ms (no user stack) 49 kworker/0:1 0 ms (no user stack) 1952 lnet_discovery 0 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 857722 3.3 GB 89% of TOTAL MEM USED 97357 380.3 MB 10% of TOTAL MEM SHARED 9861 38.5 MB 1% of TOTAL MEM BUFFERS 5127 20 MB 0% of TOTAL MEM CACHED 50002 195.3 MB 5% of TOTAL MEM SLAB 10760 42 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 61701 241 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 1808s ago PID=4775 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 ... ran 1816s ago PID=10966 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 check_and_discard_cb+0x269 #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 1917s ago PID=5274 CPU=0 CMD=ldlm_bl_03 #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 check_and_discard_cb+0x269 #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 -------------------- ESTABLISHED 1 Interfaces Info --------------- How long ago (in seconds) interfaces transmitted/received? Name RX TX ---- ---------- --------- lo n/a 2013.6 eth0 n/a 1.9 RSS_TOTAL=76984 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 / ffff88012b2ae380 ffff88012b2c1800 sysfs sysfs /sys ffff88012b2ae540 ffff880139944000 proc proc /proc ffff88012b2ae700 ffff880137678000 devtmpfs devtmpfs /dev ffff88012b2ae8c0 ffff8800b6ca9800 securityfs securityfs /sys/kernel/security ffff88012b2aea80 ffff88012b2c2000 tmpfs tmpfs /dev/shm ffff88012b2aec40 ffff880137321000 devpts devpts /dev/pts ffff88012b2aee00 ffff88012b2c2800 tmpfs tmpfs /run ffff88012b2aefc0 ffff88012b2c3000 tmpfs tmpfs /sys/fs/cgroup ffff88012b2af180 ffff88012b2c3800 cgroup cgroup /sys/fs/cgroup/systemd ffff88012b2af340 ffff88012b2c4000 pstore pstore /sys/fs/pstore ffff88012b2af500 ffff88012b2c6000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012b2af6c0 ffff88012b2c5800 cgroup cgroup /sys/fs/cgroup/pids ffff88012b2af880 ffff88012b2c5000 cgroup cgroup /sys/fs/cgroup/devices ffff88012b2afa40 ffff88012b2c4800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012b2afc00 ffff88012b2c6800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012b2afdc0 ffff88012b2c7000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012ab04000 ffff88012b2c7800 cgroup cgroup /sys/fs/cgroup/cpuset ffff88012ab041c0 ffff88012aaf8000 cgroup cgroup /sys/fs/cgroup/memory ffff88012ab04380 ffff88012aaf8800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012ab04540 ffff88012aaf9000 cgroup cgroup /sys/fs/cgroup/freezer ffff880137668c40 ffff8800b6cac800 configfs configfs /sys/kernel/config ffff880137668fc0 ffff8800b6caa800 ext4 /dev/nbd0 / ffff88012ab048c0 ffff88012aaff000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012ab04a80 ffff8800b60a6000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff88012b272e00 ffff8800b62a5000 hugetlbfs hugetlbfs /dev/hugepages ffff880137669180 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012b272fc0 ffff88012b2c0000 mqueue mqueue /dev/mqueue ffff88012ab04c40 ffff8800b6127000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012ab04e00 ffff8800b6124000 ramfs none /mnt ffff88012ab04fc0 ffff8800b6123000 tmpfs none /var/lib/stateless/writable ffff880137669340 ffff8800b60a0800 squashfs /dev/vda /home/green/git/lustre-release ffff880137669500 ffff8800b6123000 tmpfs none /var/cache/man ffff8801376696c0 ffff8800b6123000 tmpfs none /var/log ffff880137669880 ffff8800b6123000 tmpfs none /var/lib/dbus ffff880138ccbc00 ffff8800b6123000 tmpfs none /tmp ffff880137669a40 ffff8800b6123000 tmpfs none /var/lib/dhclient ffff880137669c00 ffff8800b6123000 tmpfs none /var/tmp ffff88012ab05180 ffff8800b6123000 tmpfs none /var/lib/NetworkManager ffff88012ab05340 ffff8800b6123000 tmpfs none /var/lib/systemd/random-seed ffff880137669dc0 ffff8800b6123000 tmpfs none /var/spool ffff88012e90c000 ffff8800b6123000 tmpfs none /var/lib/nfs ffff88012e90c1c0 ffff8800b6123000 tmpfs none /var/lib/gssproxy ffff88012e90c380 ffff8800b6123000 tmpfs none /var/lib/logrotate ffff88012ab05500 ffff8800b6123000 tmpfs none /etc ffff88012e90c540 ffff8800b6123000 tmpfs none /var/lib/rsyslog ffff88012ab056c0 ffff8800b6123000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012e90c700 ffff8800b625a800 nfs4 192.168.200.253:/exports/state/oleg124-client.virtnet /var/lib/stateless/state ffff88012e90c8c0 ffff8800b625a800 nfs4 192.168.200.253:/exports/state/oleg124-client.virtnet /boot ffff88012ab05a40 ffff8800b625a800 nfs4 192.168.200.253:/exports/state/oleg124-client.virtnet /etc/etc/kdump.conf ffff88012ab05c00 ffff88012aaff000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012ab05dc0 ffff8800b6121800 nfs4 192.168.200.253://exports/testreports/42551/testresults/sanity-flr-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff8800b00288c0 ffff88012aafe800 tmpfs tmpfs /run/user/0 ffff8800b01e0540 ffff8800b60a0800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b0029180 ffff8800b0023800 lustre 192.168.201.124@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 601.465754] ldlm_bl_03 D ffff8800aab3db48 13520 5274 2 0x00000000 [ 601.467487] Call Trace: [ 601.468097] [] ? bit_wait+0x50/0x50 [ 601.469472] [] schedule+0x29/0x70 [ 601.470767] [] schedule_timeout+0x209/0x290 [ 601.472129] [] ? kvm_clock_read+0x33/0x40 [ 601.473455] [] ? kvm_clock_get_cycles+0x9/0x10 [ 601.474902] [] ? ktime_get_ts64+0x4c/0xf0 [ 601.476195] [] ? bit_wait+0x50/0x50 [ 601.477331] [] io_schedule_timeout+0xad/0x130 [ 601.478671] [] io_schedule+0x18/0x20 [ 601.479843] [] bit_wait_io+0x11/0x50 [ 601.480987] [] __wait_on_bit_lock+0x5f/0xc0 [ 601.482235] [] __lock_page+0x74/0x90 [ 601.483325] [] ? wake_bit_function+0x40/0x40 [ 601.484555] [] __find_lock_page+0x66/0x80 [ 601.485716] [] find_lock_page+0xe/0x20 [ 601.486831] [] truncate_inode_pages_range+0x4d9/0x7d0 [ 601.488140] [] ? osc_match_base+0x93/0x3b0 [osc] [ 601.489436] [] ? cl_page_state_set+0x19/0x50 [obdclass] [ 601.490968] [] ? __cl_page_own+0xe9/0x390 [obdclass] [ 601.492333] [] check_and_discard_cb+0x269/0x2d0 [osc] [ 601.493810] [] osc_page_gang_lookup+0x20f/0x4e0 [osc] [ 601.495210] [] ? osc_discard_cb+0x2a0/0x2a0 [osc] [ 601.496518] [] osc_lock_discard_pages+0x16a/0x30f [osc] [ 601.498548] [] osc_ldlm_blocking_ast+0x35d/0x670 [osc] [ 601.500824] [] ldlm_cancel_callback+0x84/0x320 [ptlrpc] [ 601.503060] [] ldlm_cli_cancel_local+0xb2/0x460 [ptlrpc] [ 601.505342] [] ldlm_cli_cancel+0xd1/0x6f0 [ptlrpc] [ 601.507381] [] osc_ldlm_blocking_ast+0x18a/0x670 [osc] [ 601.509352] [] ? osc_ldlm_glimpse_ast+0x510/0x510 [osc] [ 601.510814] [] ldlm_handle_bl_callback+0xc5/0x3e0 [ptlrpc] [ 601.512136] [] ldlm_bl_thread_main+0x5fc/0xb40 [ptlrpc] [ 601.513495] [] ? _raw_spin_unlock_irq+0xe/0x30 [ 601.514711] [] ? wake_up_atomic_t+0x30/0x30 [ 601.515867] [] ? ldlm_handle_bl_callback+0x3e0/0x3e0 [ptlrpc] [ 601.517267] [] kthread+0xe4/0xf0 [ 601.518163] [] ? kthread_create_on_node+0x140/0x140 [ 601.519351] [] ret_from_fork_nospec_begin+0x7/0x21 [ 601.520571] [] ? 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 Possible hang Run 'hanginfo' to get more details ------------------------------------------------------------------------------ ** Execution took 11.45s (real) 5.95s (CPU), Child processes: 5.48s