************************ crashinfo ************************* /exports/testreports/42551/testresults/sanity1-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg331-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.nXCaX/vmlinux [TAINTED] DUMPFILE: /exports/testreports/42551/testresults/sanity1-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg331-client-timeout-core [PARTIAL DUMP] CPUS: 4 DATE: Wed May 8 19:22:20 EDT 2024 UPTIME: 01:21:32 LOAD AVERAGE: 4.03, 3.80, 3.01 TASKS: 155 NODENAME: oleg331-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 14 last 5s 28 last 60s 35 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 147 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 ----- -------------- ------ ---------------------------- 14 watchdog/1 0 ms (no user stack) 28 watchdog/3 0 ms (no user stack) 21 watchdog/2 0 ms (no user stack) 913 in:imjournal 0 ms /usr/sbin/rsyslogd -n 1997 lnet_discovery 8 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 845374 3.2 GB 88% of TOTAL MEM USED 109705 428.5 MB 11% of TOTAL MEM SHARED 16040 62.7 MB 1% of TOTAL MEM BUFFERS 5275 20.6 MB 0% of TOTAL MEM CACHED 55108 215.3 MB 5% of TOTAL MEM SLAB 13327 52.1 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 63971 249.9 MB 8% of TOTAL LIMIT +++three oldest UNINTERRUPTIBLE threads ... ran 822s ago PID=29902 CPU=2 CMD=ldlm_bl_04 #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 3605s ago PID=13380 CPU=3 CMD=touch #0 __schedule+0x2e2 #1 schedule+0x29 #2 schedule_timeout+0x209 #3 wait_for_completion+0xfc #4 osc_io_setattr_end+0x9c #5 cl_io_end+0x5c #6 lov_io_end_wrapper+0xeb #7 lov_io_call+0x5a #8 lov_io_end+0x60 #9 cl_io_end+0x5c #10 cl_io_loop+0xad #11 cl_setattr_ost+0x2af #12 ll_setattr_raw+0x1430 #13 ll_setattr+0x56 #14 notify_change+0x309 #15 utimes_common+0xd9 #16 do_utimes+0x13e #17 sys_utimensat+0x8a #18 system_call_fastpath+0x1f, 477 bytes of data ... ran 3750s ago PID=7535 CPU=3 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 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 4890.1 eth0 n/a 1.5 RSS_TOTAL=76520 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 / ffff880137668380 ffff880137678800 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff880137318800 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff880137679000 tmpfs tmpfs /dev/shm ffff880137668c40 ffff88012b288800 devpts devpts /dev/pts ffff880137668e00 ffff880137679800 tmpfs tmpfs /run ffff880137668fc0 ffff88013767a000 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff88013767a800 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669340 ffff88013767b000 pstore pstore /sys/fs/pstore ffff880137669500 ffff88013767d000 cgroup cgroup /sys/fs/cgroup/pids ffff8801376696c0 ffff88013767c800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880137669880 ffff88013767c000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff880137669a40 ffff88013767b800 cgroup cgroup /sys/fs/cgroup/cpuset ffff880137669c00 ffff88013767d800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff880137669dc0 ffff88013767e000 cgroup cgroup /sys/fs/cgroup/freezer ffff88012aa8e000 ffff88013767e800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aa8e1c0 ffff88013767f000 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa8e380 ffff88013767f800 cgroup cgroup /sys/fs/cgroup/devices ffff88012aa8e540 ffff88012ab10000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aa8e8c0 ffff88012ab13000 configfs configfs /sys/kernel/config ffff88013700efc0 ffff8800b6114000 ext4 /dev/nbd0 / ffff88012aaa41c0 ffff88012ab12800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aaa48c0 ffff8800b60ca000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8800b61e2000 ffff88012b28a000 mqueue mqueue /dev/mqueue ffff88012aa8ea80 ffff8800b6c9d000 hugetlbfs hugetlbfs /dev/hugepages ffff88012aa8ec40 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8800b61e21c0 ffff88012a52e000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8800b61e2380 ffff88012a52e800 ramfs none /mnt ffff88012aa8efc0 ffff88012ab16000 tmpfs none /var/lib/stateless/writable ffff88012aaa4a80 ffff8800b58cf000 squashfs /dev/vda /home/green/git/lustre-release ffff88012aaa4c40 ffff88012ab16000 tmpfs none /var/cache/man ffff88012aaa4e00 ffff88012ab16000 tmpfs none /var/log ffff88012aa8f180 ffff88012ab16000 tmpfs none /var/lib/dbus ffff88012aa8f340 ffff88012ab16000 tmpfs none /tmp ffff88012aaa4fc0 ffff88012ab16000 tmpfs none /var/lib/dhclient ffff88012aaa5180 ffff88012ab16000 tmpfs none /var/tmp ffff88012aaa5340 ffff88012ab16000 tmpfs none /var/lib/NetworkManager ffff88012aaa5500 ffff88012ab16000 tmpfs none /var/lib/systemd/random-seed ffff88012aaa56c0 ffff88012ab16000 tmpfs none /var/spool ffff88012aa8f500 ffff88012ab16000 tmpfs none /var/lib/nfs ffff88012aaa5880 ffff88012ab16000 tmpfs none /var/lib/gssproxy ffff88012aa8f6c0 ffff88012ab16000 tmpfs none /var/lib/logrotate ffff88012aa8f880 ffff88012ab16000 tmpfs none /etc ffff88012aa8fa40 ffff88012ab16000 tmpfs none /var/lib/rsyslog ffff8800b61e2700 ffff88012ab16000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88013700f180 ffff8800b58ca000 nfs4 192.168.200.253:/exports/state/oleg331-client.virtnet /var/lib/stateless/state ffff8800b61e28c0 ffff8800b58ca000 nfs4 192.168.200.253:/exports/state/oleg331-client.virtnet /boot ffff88012aa8fc00 ffff8800b58ca000 nfs4 192.168.200.253:/exports/state/oleg331-client.virtnet /etc/etc/kdump.conf ffff88012aaa5a40 ffff88012ab12800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012aa8e700 ffff8800b3e94000 nfs4 192.168.200.253://exports/testreports/42551/testresults/sanity1-ldiskfs-DNE-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff88013680bdc0 ffff8800b3e96000 tmpfs tmpfs /run/user/0 ffff8800b61e3500 ffff8800b58cf000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b61e36c0 ffff8800b6c9f000 lustre 192.168.203.131@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 1801.270341] [] SyS_utimensat+0x8a/0xe0 [ 1801.271498] [] ? trace_do_page_fault+0x56/0x170 [ 1801.272823] [] system_call_fastpath+0x1f/0x24 [ 1921.274016] INFO: task ldlm_lock_repla:7535 blocked for more than 120 seconds. [ 1921.275566] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1921.276923] ldlm_lock_repla D ffff88012aa25b48 13728 7535 2 0x00000000 [ 1921.278426] Call Trace: [ 1921.278905] [] ? bit_wait+0x50/0x50 [ 1921.279993] [] schedule+0x29/0x70 [ 1921.280906] [] schedule_timeout+0x209/0x290 [ 1921.282009] [] ? kvm_clock_read+0x33/0x40 [ 1921.283115] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1921.284207] [] ? ktime_get_ts64+0x4c/0xf0 [ 1921.285291] [] ? bit_wait+0x50/0x50 [ 1921.286327] [] io_schedule_timeout+0xad/0x130 [ 1921.287530] [] io_schedule+0x18/0x20 [ 1921.288672] [] bit_wait_io+0x11/0x50 [ 1921.290010] [] __wait_on_bit_lock+0x5f/0xc0 [ 1921.291099] [] __lock_page+0x74/0x90 [ 1921.292094] [] ? wake_bit_function+0x40/0x40 [ 1921.293234] [] __find_lock_page+0x66/0x80 [ 1921.294308] [] find_lock_page+0xe/0x20 [ 1921.295314] [] truncate_inode_pages_range+0x4d9/0x7d0 [ 1921.296650] [] ? __cl_page_own+0x195/0x390 [obdclass] [ 1921.297905] [] osc_discard_cb+0x20a/0x2a0 [osc] [ 1921.299101] [] osc_page_gang_lookup+0x20f/0x4e0 [osc] [ 1921.300391] [] ? osc_consume_write_grant+0xe0/0xe0 [osc] [ 1921.302864] [] osc_lock_discard_pages+0x16a/0x30f [osc] [ 1921.304846] [] osc_ldlm_blocking_ast+0x35d/0x670 [osc] [ 1921.306385] [] ldlm_cancel_callback+0x84/0x320 [ptlrpc] [ 1921.307825] [] ldlm_lock_cancel+0x56/0x1f0 [ptlrpc] [ 1921.309208] [] ldlm_cli_cancel_list_local+0x85/0x270 [ptlrpc] [ 1921.311089] [] ldlm_cancel_lru_local+0x2b/0x30 [ptlrpc] [ 1921.312663] [] __ldlm_replay_locks+0x601/0xa80 [ptlrpc] [ 1921.314110] [] ? __ldlm_replay_locks+0xa80/0xa80 [ptlrpc] [ 1921.316369] [] ldlm_lock_replay_thread+0x31/0xd0 [ptlrpc] [ 1921.318630] [] kthread+0xe4/0xf0 [ 1921.319683] [] ? kthread_create_on_node+0x140/0x140 [ 1921.320945] [] ret_from_fork_nospec_begin+0x7/0x21 [ 1921.322228] [] ? 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 11.16s (real) 5.81s (CPU), Child processes: 5.33s