************************ crashinfo ************************* /exports/testreports/52899/testresults/sanity-flr-zfs-centos7_x86_64-centos7_x86_64-retry3/oleg224-client-vmcore (3.10.0-7.9-debug) +==========================+ | *** Crashinfo v1.3.7 *** | +==========================+ +++WARNING+++ PARTIAL DUMP with size(vmcore) < 25% size(RAM) KERNEL: /tmp/crash-anaysis.jVx2Z/vmlinux [TAINTED] DUMPFILE: /exports/testreports/52899/testresults/sanity-flr-zfs-centos7_x86_64-centos7_x86_64-retry3/oleg224-client-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Sun Jun 22 07:20:28 EDT 2025 UPTIME: 00:04:00 LOAD AVERAGE: 0.57, 0.30, 0.12 TASKS: 157 NODENAME: oleg224-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: "Kernel panic - not syncing: LBUG" +--------------------------+ >------------------------| Per-cpu Stacks ('bt -a') |------------------------< +--------------------------+ -- CPU#0 -- PID=0 CPU=0 CMD=swapper/0 #0 crash_nmi_callback+0x31 #1 nmi_handle+0x97 #2 do_nmi+0x12c #3 end_repeat_nmi+0x1e #-1 native_safe_halt+0xb, 507 bytes of data #4 native_safe_halt+0xb #5 default_idle+0x1e #6 default_enter_idle+0x45 #7 cpuidle_enter_state+0x40 #8 cpuidle_idle_call+0xd8 #9 arch_cpu_idle+0xe #10 cpu_startup_entry+0x14a #11 rest_init+0x8e #12 start_kernel+0x456 #13 x86_64_start_reservations+0x2a #14 x86_64_start_kernel+0x152 #15 start_cpu+0x5 -- CPU#1 -- PID=0 CPU=1 CMD=swapper/1 #0 crash_nmi_callback+0x31 #1 nmi_handle+0x97 #2 do_nmi+0x12c #3 end_repeat_nmi+0x1e #-1 native_safe_halt+0xb, 507 bytes of data #4 native_safe_halt+0xb #5 default_idle+0x1e #6 default_enter_idle+0x45 #7 cpuidle_enter_state+0x40 #8 cpuidle_idle_call+0xd8 #9 arch_cpu_idle+0xe #10 cpu_startup_entry+0x14a #11 start_secondary+0x1eb #12 start_cpu+0x5 -- CPU#2 -- PID=23268 CPU=2 CMD=md5sum #0 machine_kexec+0x19e #1 __crash_kexec+0x72 #2 panic+0xf3 #3 lbug_with_loc+0x95 #4 cl_env_percpu_put+0x7e #5 do_read_folio+0x6fc #6 ll_readpage+0xe #7 do_generic_file_read.constprop.52+0x225 #8 generic_file_aio_read+0x1c9 #9 do_file_read_iter+0x96a #10 ll_file_read_iter+0x2d #11 ll_file_aio_read+0x1b1 #12 ll_file_read+0x111 #13 vfs_read+0xb9 #14 sys_read+0x7f #15 system_call_fastpath+0x1f, 477 bytes of data -- CPU#3 -- PID=0 CPU=3 CMD=swapper/3 #0 crash_nmi_callback+0x31 #1 nmi_handle+0x97 #2 do_nmi+0x12c #3 end_repeat_nmi+0x1e #-1 native_safe_halt+0xb, 507 bytes of data #4 native_safe_halt+0xb #5 default_idle+0x1e #6 default_enter_idle+0x45 #7 cpuidle_enter_state+0x40 #8 cpuidle_idle_call+0xd8 #9 arch_cpu_idle+0xe #10 cpu_startup_entry+0x14a #11 start_secondary+0x1eb #12 start_cpu+0x5 +--------------------------------+ >---------------------| How This Dump Has Been Created |---------------------< +--------------------------------+ *** Panic *** BUG: 73 of 73 active objects replaced +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 55 last 5s 58 last 60s 71 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 151 TASK_RUNNING 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 ----- -------------- ------ ---------------------------- 9 rcu_sched 0 ms (no user stack) 904 rs:main Q:Reg 1 ms (no user stack) 564 systemd-journal 1 ms (no user stack) 23268 md5sum 37 ms (no user stack) 903 in:imjournal 47 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 871522 3.3 GB 91% of TOTAL MEM USED 83557 326.4 MB 8% of TOTAL MEM SHARED 8500 33.2 MB 0% of TOTAL MEM BUFFERS 1212 4.7 MB 0% of TOTAL MEM CACHED 20347 79.5 MB 2% of TOTAL MEM SLAB 9891 38.6 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 62173 242.9 MB 8% of TOTAL LIMIT +-------------------------------+ >----------------------| Scheduler Runqueues (per CPU) |----------------------< +-------------------------------+ ---+ CPU=0 ---- | CURRENT TASK , CMD=swapper/0 ---+ CPU=1 ---- | CURRENT TASK , CMD=swapper/1 ---+ CPU=2 ---- | CURRENT TASK , CMD=md5sum ---+ CPU=3 ---- | CURRENT TASK , CMD=swapper/3 +------------------------+ >-------------------------| Network Status Summary |-------------------------< +------------------------+ TCP Connection Info ------------------- ESTABLISHED 6 TIME_WAIT 96 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 237.9 eth0 n/a 0.0 RSS_TOTAL=78376 pages, %mem= 1.2 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668380 ffff88013767b800 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff8800b6d09000 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff88013767c000 tmpfs tmpfs /dev/shm ffff880137668c40 ffff880137149800 devpts devpts /dev/pts ffff880137668e00 ffff88013767c800 tmpfs tmpfs /run ffff880137668fc0 ffff88013767d000 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff88013767d800 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669340 ffff88013767e000 pstore pstore /sys/fs/pstore ffff880137669500 ffff88012ab28000 cgroup cgroup /sys/fs/cgroup/cpuset ffff8801376696c0 ffff88012ab28800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff880137669880 ffff88012ab29000 cgroup cgroup /sys/fs/cgroup/memory ffff880137669a40 ffff88012ab29800 cgroup cgroup /sys/fs/cgroup/blkio ffff880137669c00 ffff88012ab2a000 cgroup cgroup /sys/fs/cgroup/freezer ffff880137669dc0 ffff88012ab2a800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff88012ab42000 ffff88012ab2b000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012ab421c0 ffff88012ab2b800 cgroup cgroup /sys/fs/cgroup/pids ffff88012ab42380 ffff88012ab2c000 cgroup cgroup /sys/fs/cgroup/devices ffff88012ab42540 ffff88012ab2c800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012ab42700 ffff88012ab2d000 configfs configfs /sys/kernel/config ffff8800b6cb8540 ffff8800b6150000 ext4 /dev/nbd0 / ffff880138ccbc00 ffff88012b3bd800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aaf81c0 ffff88012b3bd000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8800b6cb8000 ffff88013714b000 mqueue mqueue /dev/mqueue ffff880138ccbdc0 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012ab43dc0 ffff88012a65e800 hugetlbfs hugetlbfs /dev/hugepages ffff88012ab43c00 ffff88012a65e000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff8800b6cb8700 ffff8800b5907000 ramfs none /mnt ffff88012ab43a40 ffff88012a65a000 tmpfs none /var/lib/stateless/writable ffff88012aaf8540 ffff8800b6116800 squashfs /dev/vda /home/green/git/lustre-release ffff8800b6cb88c0 ffff88012a65a000 tmpfs none /var/cache/man ffff8800b6cb8a80 ffff88012a65a000 tmpfs none /var/log ffff8800b6cb8c40 ffff88012a65a000 tmpfs none /var/lib/dbus ffff8800b5ac4000 ffff88012a65a000 tmpfs none /tmp ffff8800b5ac41c0 ffff88012a65a000 tmpfs none /var/lib/dhclient ffff8800b5ac4380 ffff88012a65a000 tmpfs none /var/tmp ffff8800b5ac4540 ffff88012a65a000 tmpfs none /var/lib/NetworkManager ffff8800b5ac4700 ffff88012a65a000 tmpfs none /var/lib/systemd/random-seed ffff8800b5ac48c0 ffff88012a65a000 tmpfs none /var/spool ffff8800b5ac4a80 ffff88012a65a000 tmpfs none /var/lib/nfs ffff8800b5ac4c40 ffff88012a65a000 tmpfs none /var/lib/gssproxy ffff8800b6cb8e00 ffff88012a65a000 tmpfs none /var/lib/logrotate ffff8800b5ac4e00 ffff88012a65a000 tmpfs none /etc ffff8800b5ac4fc0 ffff88012a65a000 tmpfs none /var/lib/rsyslog ffff8800b5ac5180 ffff88012a65a000 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff8800b6cb8fc0 ffff8800b413d000 nfs4 192.168.200.253:/exports/state/oleg224-client.virtnet /var/lib/stateless/state ffff8800b6cb9340 ffff8800b413d000 nfs4 192.168.200.253:/exports/state/oleg224-client.virtnet /boot ffff8800b6cb9500 ffff8800b413d000 nfs4 192.168.200.253:/exports/state/oleg224-client.virtnet /etc/etc/kdump.conf ffff8800b6cb96c0 ffff88012b3bd800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b6cb9180 ffff880136b89000 nfs4 192.168.200.253://exports/testreports/52899/testresults/sanity-flr-zfs-centos7_x86_64-centos7_x86_64-retry3 /tmp/tmp/testlogs ffff8800afd4dc00 ffff880136b8f800 tmpfs tmpfs /run/user/0 ffff8800b6cb9880 ffff8800b6116800 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800ab0781c0 ffff8800b5904000 lustre 192.168.202.124@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 240.869882] [] lbug_with_loc+0x4d/0xa0 [libcfs] [ 240.872931] [] cl_env_percpu_put+0x7e/0xb0 [obdclass] [ 240.875733] [] do_read_folio+0x6fc/0x1290 [lustre] [ 240.879164] [] ? do_raw_spin_unlock+0x49/0x90 [ 240.883366] [] ? _raw_spin_unlock+0xe/0x20 [ 240.885610] [] ? cfs_trace_unlock_tcd+0x27/0x70 [libcfs] [ 240.888544] [] ? libcfs_debug_msg+0x4c9/0xc60 [libcfs] [ 240.891219] [] ll_readpage+0xe/0x10 [lustre] [ 240.894080] [] do_generic_file_read.constprop.52+0x225/0x540 [ 240.896431] [] generic_file_aio_read+0x1c9/0x290 [ 240.898863] [] do_file_read_iter+0x96a/0x1370 [lustre] [ 240.902973] [] ll_file_read_iter+0x2d/0x40 [lustre] [ 240.905589] [] ll_file_aio_read+0x1b1/0x210 [lustre] [ 240.909069] [] ll_file_read+0x111/0x1e0 [lustre] [ 240.912727] [] vfs_read+0xb9/0x1c0 [ 240.915307] [] SyS_read+0x7f/0xf0 [ 240.918107] [] system_call_fastpath+0x1f/0x24 [ 240.922133] Kernel panic - not syncing: LBUG [ 240.923725] CPU: 2 PID: 23268 Comm: md5sum Kdump: loaded Tainted: G W OE ------------ 3.10.0-7.9-debug #1 [ 240.927263] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-1.fc38 04/01/2014 [ 240.930123] Call Trace: [ 240.931050] [] dump_stack+0x19/0x1b [ 240.932929] [] panic+0xe8/0x20d [ 240.934579] [] lbug_with_loc+0x95/0xa0 [libcfs] [ 240.936595] [] cl_env_percpu_put+0x7e/0xb0 [obdclass] [ 240.938791] [] do_read_folio+0x6fc/0x1290 [lustre] [ 240.940868] [] ? do_raw_spin_unlock+0x49/0x90 [ 240.943019] [] ? _raw_spin_unlock+0xe/0x20 [ 240.944923] [] ? cfs_trace_unlock_tcd+0x27/0x70 [libcfs] [ 240.947074] [] ? libcfs_debug_msg+0x4c9/0xc60 [libcfs] [ 240.949139] [] ll_readpage+0xe/0x10 [lustre] [ 240.951174] [] do_generic_file_read.constprop.52+0x225/0x540 [ 240.953586] [] generic_file_aio_read+0x1c9/0x290 [ 240.955807] [] do_file_read_iter+0x96a/0x1370 [lustre] [ 240.958219] [] ll_file_read_iter+0x2d/0x40 [lustre] [ 240.960597] [] ll_file_aio_read+0x1b1/0x210 [lustre] [ 240.962778] [] ll_file_read+0x111/0x1e0 [lustre] [ 240.964900] [] vfs_read+0xb9/0x1c0 [ 240.966772] [] SyS_read+0x7f/0xf0 [ 240.968502] [] 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 ------------------------------------------------------------------------------ ** Execution took 12.10s (real) 6.14s (CPU), Child processes: 5.84s