************************ crashinfo ************************* /exports/testreports/52899/testresults/sanity-hsm-zfs-centos7_x86_64-centos7_x86_64-retry3/oleg148-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.yx3c4/vmlinux [TAINTED] DUMPFILE: /exports/testreports/52899/testresults/sanity-hsm-zfs-centos7_x86_64-centos7_x86_64-retry3/oleg148-client-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Sun Jun 22 07:21:24 EDT 2025 UPTIME: 00:05:04 LOAD AVERAGE: 0.94, 0.43, 0.18 TASKS: 158 NODENAME: oleg148-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=0 CPU=2 CMD=swapper/2 #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#3 -- PID=25670 CPU=3 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 +--------------------------------+ >---------------------| How This Dump Has Been Created |---------------------< +--------------------------------+ *** Panic *** BUG: 73 of 73 active objects replaced +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 36 last 5s 62 last 60s 72 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 152 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) 564 systemd-journal 0 ms (no user stack) 25670 md5sum 2 ms (no user stack) 899 rs:main Q:Reg 2 ms (no user stack) 897 in:imjournal 49 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 852699 3.3 GB 89% of TOTAL MEM USED 102380 399.9 MB 10% of TOTAL MEM SHARED 12048 47.1 MB 1% of TOTAL MEM BUFFERS 5290 20.7 MB 0% of TOTAL MEM CACHED 49790 194.5 MB 5% of TOTAL MEM SLAB 11391 44.5 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 65566 256.1 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=swapper/2 ---+ CPU=3 ---- | CURRENT TASK , CMD=md5sum +------------------------+ >-------------------------| Network Status Summary |-------------------------< +------------------------+ TCP Connection Info ------------------- ESTABLISHED 6 TIME_WAIT 86 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 301.7 eth0 n/a 0.1 RSS_TOTAL=78584 pages, %mem= 1.4 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff880137668380 ffff8800b6cd8800 sysfs sysfs /sys ffff880137668540 ffff880139944000 proc proc /proc ffff880137668700 ffff880137678000 devtmpfs devtmpfs /dev ffff8801376688c0 ffff8800b6ce6800 securityfs securityfs /sys/kernel/security ffff880137668a80 ffff8800b6cd9000 tmpfs tmpfs /dev/shm ffff880137668c40 ffff88013771a000 devpts devpts /dev/pts ffff880137668e00 ffff8800b6cd9800 tmpfs tmpfs /run ffff880137668fc0 ffff8800b6cda000 tmpfs tmpfs /sys/fs/cgroup ffff880137669180 ffff8800b6cda800 cgroup cgroup /sys/fs/cgroup/systemd ffff880137669340 ffff8800b6cdb000 pstore pstore /sys/fs/pstore ffff880137669500 ffff8800b6cdd000 cgroup cgroup /sys/fs/cgroup/freezer ffff8801376696c0 ffff8800b6cdc800 cgroup cgroup /sys/fs/cgroup/cpuset ffff880137669880 ffff8800b6cdc000 cgroup cgroup /sys/fs/cgroup/devices ffff880137669a40 ffff8800b6cdb800 cgroup cgroup /sys/fs/cgroup/pids ffff880137669c00 ffff8800b6cdd800 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff880137669dc0 ffff8800b6cde000 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff88012aa3a000 ffff8800b6cde800 cgroup cgroup /sys/fs/cgroup/memory ffff88012aa3a1c0 ffff8800b6cdf000 cgroup cgroup /sys/fs/cgroup/hugetlb ffff88012aa3a380 ffff8800b6cdf800 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012aa3a540 ffff88012b36f800 cgroup cgroup /sys/fs/cgroup/blkio ffff88012aa3a700 ffff8800b6dc5800 configfs configfs /sys/kernel/config ffff88012aade380 ffff88012aaf6800 ext4 /dev/nbd0 / ffff88012aa3aa80 ffff88013717e000 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff88012aadea80 ffff8800b67de000 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff880137004700 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff8801370048c0 ffff88013717d800 hugetlbfs hugetlbfs /dev/hugepages ffff880137004a80 ffff88013771b800 mqueue mqueue /dev/mqueue ffff880137004c40 ffff8800b6660000 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff88012aadee00 ffff8800b6550000 ramfs none /mnt ffff88012aa3ac40 ffff8800b67df800 tmpfs none /var/lib/stateless/writable ffff8800b6520700 ffff88012aaf7000 squashfs /dev/vda /home/green/git/lustre-release ffff880137004e00 ffff8800b67df800 tmpfs none /var/cache/man ffff880137004fc0 ffff8800b67df800 tmpfs none /var/log ffff88012aa3ae00 ffff8800b67df800 tmpfs none /var/lib/dbus ffff88012aa3afc0 ffff8800b67df800 tmpfs none /tmp ffff88012aa3b180 ffff8800b67df800 tmpfs none /var/lib/dhclient ffff88012aa3b340 ffff8800b67df800 tmpfs none /var/tmp ffff88012aa3b500 ffff8800b67df800 tmpfs none /var/lib/NetworkManager ffff88012aa3b6c0 ffff8800b67df800 tmpfs none /var/lib/systemd/random-seed ffff8800b6520a80 ffff8800b67df800 tmpfs none /var/spool ffff88012aa3b880 ffff8800b67df800 tmpfs none /var/lib/nfs ffff88012aa3ba40 ffff8800b67df800 tmpfs none /var/lib/gssproxy ffff880137005180 ffff8800b67df800 tmpfs none /var/lib/logrotate ffff880137005340 ffff8800b67df800 tmpfs none /etc ffff880137005500 ffff8800b67df800 tmpfs none /var/lib/rsyslog ffff88012aa3bc00 ffff8800b67df800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff88012aa3bdc0 ffff8800b3808000 nfs4 192.168.200.253:/exports/state/oleg148-client.virtnet /var/lib/stateless/state ffff880138ccb340 ffff8800b3808000 nfs4 192.168.200.253:/exports/state/oleg148-client.virtnet /boot ffff88012aadf340 ffff8800b3808000 nfs4 192.168.200.253:/exports/state/oleg148-client.virtnet /etc/etc/kdump.conf ffff8801370056c0 ffff88013717e000 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff88012aab6a80 ffff8800b67dc000 nfs4 192.168.200.253://exports/testreports/52899/testresults/sanity-hsm-zfs-centos7_x86_64-centos7_x86_64-retry3 /tmp/tmp/testlogs ffff8800b3873dc0 ffff8800b5c1f800 tmpfs tmpfs /run/user/0 ffff88012aadfc00 ffff88012aaf7000 squashfs /dev/vda /usr/sbin/mount.lustre ffff8800b5cbe000 ffff8800b67d9800 lustre 192.168.201.148@tcp:/lustre /mnt/lustre ffff88012aab6e00 ffff8800b6557000 lustre 192.168.201.148@tcp:/lustre /mnt/lustre2 +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 304.453271] [] do_read_folio+0x6fc/0x1290 [lustre] [ 304.457441] [] ? do_raw_spin_unlock+0x49/0x90 [ 304.463001] [] ? _raw_spin_unlock+0xe/0x20 [ 304.464997] [] ? cfs_trace_unlock_tcd+0x27/0x70 [libcfs] [ 304.469914] [] ? libcfs_debug_msg+0x4c9/0xc60 [libcfs] [ 304.473198] [] ? _raw_spin_unlock+0xe/0x20 [ 304.475813] [] ll_readpage+0xe/0x10 [lustre] [ 304.477627] [] do_generic_file_read.constprop.52+0x225/0x540 [ 304.479944] [] generic_file_aio_read+0x1c9/0x290 [ 304.482155] [] do_file_read_iter+0x96a/0x1370 [lustre] [ 304.485956] [] ll_file_read_iter+0x2d/0x40 [lustre] [ 304.488384] [] ll_file_aio_read+0x1b1/0x210 [lustre] [ 304.492797] [] ll_file_read+0x111/0x1e0 [lustre] [ 304.497118] [] vfs_read+0xb9/0x1c0 [ 304.498995] [] SyS_read+0x7f/0xf0 [ 304.500176] [] system_call_fastpath+0x1f/0x24 [ 304.504556] Kernel panic - not syncing: LBUG [ 304.505881] CPU: 3 PID: 25670 Comm: md5sum Kdump: loaded Tainted: G W OE ------------ 3.10.0-7.9-debug #1 [ 304.508917] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.3-2.fc40 04/01/2014 [ 304.511892] Call Trace: [ 304.512674] [] dump_stack+0x19/0x1b [ 304.514478] [] panic+0xe8/0x20d [ 304.515699] [] lbug_with_loc+0x95/0xa0 [libcfs] [ 304.517205] [] cl_env_percpu_put+0x7e/0xb0 [obdclass] [ 304.518873] [] do_read_folio+0x6fc/0x1290 [lustre] [ 304.520687] [] ? do_raw_spin_unlock+0x49/0x90 [ 304.523600] [] ? _raw_spin_unlock+0xe/0x20 [ 304.525282] [] ? cfs_trace_unlock_tcd+0x27/0x70 [libcfs] [ 304.527610] [] ? libcfs_debug_msg+0x4c9/0xc60 [libcfs] [ 304.529383] [] ? _raw_spin_unlock+0xe/0x20 [ 304.531283] [] ll_readpage+0xe/0x10 [lustre] [ 304.533310] [] do_generic_file_read.constprop.52+0x225/0x540 [ 304.535961] [] generic_file_aio_read+0x1c9/0x290 [ 304.537557] [] do_file_read_iter+0x96a/0x1370 [lustre] [ 304.540118] [] ll_file_read_iter+0x2d/0x40 [lustre] [ 304.543280] [] ll_file_aio_read+0x1b1/0x210 [lustre] [ 304.545397] [] ll_file_read+0x111/0x1e0 [lustre] [ 304.547320] [] vfs_read+0xb9/0x1c0 [ 304.549218] [] SyS_read+0x7f/0xf0 [ 304.551813] [] 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 11.94s (real) 6.10s (CPU), Child processes: 5.63s