************************ crashinfo ************************* /exports/testreports/50430/testresults/sanity-pfl-zfs-centos7_x86_64-centos7_x86_64/oleg219-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.UR78O/vmlinux [TAINTED] DUMPFILE: /exports/testreports/50430/testresults/sanity-pfl-zfs-centos7_x86_64-centos7_x86_64/oleg219-client-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Tue Apr 1 13:16:36 EDT 2025 UPTIME: 00:03:11 LOAD AVERAGE: 0.36, 0.16, 0.06 TASKS: 160 NODENAME: oleg219-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: "BUG: unable to handle kernel NULL pointer dereference at 000000000000012e" +--------------------------+ >------------------------| 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=18065 CPU=2 CMD=lfs #0 machine_kexec+0x19e #1 __crash_kexec+0x72 #2 crash_kexec+0x30 #3 oops_end+0xa8 #4 no_context+0x144 #5 __bad_area_nosemaphore+0x112 #6 bad_area+0x49 #7 __do_page_fault+0x494 #8 trace_do_page_fault+0x56 #9 do_async_page_fault+0x22 #10 async_page_fault+0x28 #-1 osc_io_submit+0x142, 477 bytes of data #11 cl_io_submit_rw+0x72 #12 lov_io_submit+0x1b4 #13 cl_io_submit_rw+0x72 #14 ll_direct_IO_impl+0x530 #15 ll_direct_IO+0x7c #16 generic_file_aio_read+0x24e #17 vvp_io_read_start+0x779 #18 cl_io_start+0x6d #19 cl_io_loop+0x9f #20 ll_file_io_generic+0x36b #21 do_file_read_iter+0xc46 #22 ll_file_read_iter+0x2d #23 ll_file_aio_read+0x1b1 #24 ll_file_read+0x111 #25 vfs_read+0xb9 #26 sys_pread64+0x92 #27 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 |---------------------< +--------------------------------+ *** Dump was triggered by kernel *** BUG: 73 of 73 active objects replaced +---------------+ >------------------------------| Tasks Summary |------------------------------< +---------------+ Number of Threads That Ran Recently ----------------------------------- last second 52 last 5s 66 last 60s 71 ----- Total Numbers of Threads per State ------ TASK_INTERRUPTIBLE 155 TASK_RUNNING 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 ----- -------------- ------ ---------------------------- 1968 ptlrpcd_01_01 0 ms (no user stack) 11 rcuos/0 0 ms (no user stack) 9 rcu_sched 0 ms (no user stack) 10421 ldlm_cb01_002 0 ms (no user stack) 1967 ptlrpcd_01_00 1 ms (no user stack) +------------------------+ >-------------------------| Memory Usage (kmem -i) |-------------------------< +------------------------+ PAGES TOTAL PERCENTAGE TOTAL MEM 955079 3.6 GB ---- FREE 854907 3.3 GB 89% of TOTAL MEM USED 100172 391.3 MB 10% of TOTAL MEM SHARED 10022 39.1 MB 1% of TOTAL MEM BUFFERS 5210 20.4 MB 0% of TOTAL MEM CACHED 46318 180.9 MB 4% of TOTAL MEM SLAB 12386 48.4 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 78096 305.1 MB 10% 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=lfs ---+ CPU=3 ---- | CURRENT TASK , CMD=swapper/3 +------------------------+ >-------------------------| Network Status Summary |-------------------------< +------------------------+ TCP Connection Info ------------------- ESTABLISHED 6 TIME_WAIT 117 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 189.0 eth0 n/a 0.1 RSS_TOTAL=80372 pages, %mem= 1.3 +------------+ >-------------------------------| Mounted FS |-------------------------------< +------------+ MOUNT SUPERBLK TYPE DEVNAME DIRNAME ffff880138cca000 ffff880139940800 rootfs rootfs / ffff88012b2f41c0 ffff8800b6cba800 sysfs sysfs /sys ffff88012b2f4380 ffff880139944000 proc proc /proc ffff88012b2f4540 ffff880137678000 devtmpfs devtmpfs /dev ffff88012b2f4700 ffff88012b2c5000 securityfs securityfs /sys/kernel/security ffff88012b2f48c0 ffff8800b6cbb000 tmpfs tmpfs /dev/shm ffff88012b2f4a80 ffff88012b2c0000 devpts devpts /dev/pts ffff88012b2f4c40 ffff8800b6cbb800 tmpfs tmpfs /run ffff88012b2f4e00 ffff8800b6cbc000 tmpfs tmpfs /sys/fs/cgroup ffff88012b2f4fc0 ffff8800b6cbc800 cgroup cgroup /sys/fs/cgroup/systemd ffff88012b2f5180 ffff8800b6cbd000 pstore pstore /sys/fs/pstore ffff8801377f6fc0 ffff88012b2c5800 cgroup cgroup /sys/fs/cgroup/hugetlb ffff8801377f7180 ffff88012b2c6000 cgroup cgroup /sys/fs/cgroup/net_cls,net_prio ffff8801377f7340 ffff88012b2c6800 cgroup cgroup /sys/fs/cgroup/cpu,cpuacct ffff8801377f7500 ffff88012b2c7000 cgroup cgroup /sys/fs/cgroup/freezer ffff8801377f76c0 ffff88012b2c7800 cgroup cgroup /sys/fs/cgroup/cpuset ffff8801377f7880 ffff88012ab28000 cgroup cgroup /sys/fs/cgroup/pids ffff88012b2f5340 ffff8800b6cbf000 cgroup cgroup /sys/fs/cgroup/perf_event ffff88012b2f5500 ffff8800b6cbe800 cgroup cgroup /sys/fs/cgroup/devices ffff88012b2f56c0 ffff8800b6cbe000 cgroup cgroup /sys/fs/cgroup/blkio ffff88012b2f5880 ffff8800b6cbd800 cgroup cgroup /sys/fs/cgroup/memory ffff880137668540 ffff88013767c800 configfs configfs /sys/kernel/config ffff8800b6ef8c40 ffff88012ab2a800 ext4 /dev/nbd0 / ffff88012b2f5dc0 ffff8800b6ce4800 rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs ffff880137668c40 ffff8800b61cc800 autofs systemd-1 /proc/sys/fs/binfmt_misc ffff8800b6ef8e00 ffff8800b6146000 hugetlbfs hugetlbfs /dev/hugepages ffff880138ccaa80 ffff880139947800 debugfs debugfs /sys/kernel/debug ffff88012b2f5a40 ffff88012b2c1800 mqueue mqueue /dev/mqueue ffff88012b2f4000 ffff8800b58d5800 binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc/ ffff880137668e00 ffff8800b591f800 ramfs none /mnt ffff88012aaf21c0 ffff8800b5910800 tmpfs none /var/lib/stateless/writable ffff880138ccac40 ffff8800b61cd800 squashfs /dev/vda /home/green/git/lustre-release ffff880137668fc0 ffff8800b5910800 tmpfs none /var/cache/man ffff880137669180 ffff8800b5910800 tmpfs none /var/log ffff880137669340 ffff8800b5910800 tmpfs none /var/lib/dbus ffff880138ccae00 ffff8800b5910800 tmpfs none /tmp ffff880138ccafc0 ffff8800b5910800 tmpfs none /var/lib/dhclient ffff880138ccb180 ffff8800b5910800 tmpfs none /var/tmp ffff880137669500 ffff8800b5910800 tmpfs none /var/lib/NetworkManager ffff8801376696c0 ffff8800b5910800 tmpfs none /var/lib/systemd/random-seed ffff880138ccb340 ffff8800b5910800 tmpfs none /var/spool ffff88012aaf2380 ffff8800b5910800 tmpfs none /var/lib/nfs ffff880137669880 ffff8800b5910800 tmpfs none /var/lib/gssproxy ffff880137669a40 ffff8800b5910800 tmpfs none /var/lib/logrotate ffff880137669c00 ffff8800b5910800 tmpfs none /etc ffff88012aaf2540 ffff8800b5910800 tmpfs none /var/lib/rsyslog ffff88012aaf2700 ffff8800b5910800 tmpfs none /var/lib/dhclient/var/lib/dhclient ffff880137669dc0 ffff8800b42cd000 nfs4 192.168.200.253:/exports/state/oleg219-client.virtnet /var/lib/stateless/state ffff88012aaf2c40 ffff8800b42cd000 nfs4 192.168.200.253:/exports/state/oleg219-client.virtnet /boot ffff88012aaf2e00 ffff8800b42cd000 nfs4 192.168.200.253:/exports/state/oleg219-client.virtnet /etc/etc/kdump.conf ffff880137668a80 ffff8800b6ce4800 rpc_pipefs sunrpc /var/lib/nfs/var/lib/nfs/rpc_pipefs ffff8800b37e01c0 ffff880137679000 nfs4 192.168.200.253://exports/testreports/50430/testresults/sanity-pfl-zfs-centos7_x86_64-centos7_x86_64 /tmp/tmp/testlogs ffff880138ccb500 ffff8800b61cb000 tmpfs tmpfs /run/user/0 ffff8800b37e0a80 ffff8800b61cd800 squashfs /dev/vda /usr/sbin/mount.lustre ffff880138ccbc00 ffff8800b63f2000 lustre 192.168.202.119@tcp:/lustre /mnt/lustre +-------------------------------+ >----------------------| Last 40 lines of dmesg buffer |----------------------< +-------------------------------+ [ 192.024445] CPU: 2 PID: 18065 Comm: lfs Kdump: loaded Tainted: G OE ------------ 3.10.0-7.9-debug #1 [ 192.027910] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-1.fc38 04/01/2014 [ 192.031510] task: ffff8800b354a220 ti: ffff880136a94000 task.ti: ffff880136a94000 [ 192.034003] RIP: 0010:[] [] osc_io_submit+0x142/0x720 [osc] [ 192.036803] RSP: 0018:ffff880136a976c8 EFLAGS: 00010246 [ 192.038407] RAX: 0000000000000000 RBX: 0000000000000081 RCX: ffff880136b77210 [ 192.040658] RDX: 0000000000020081 RSI: ffff8800a9382580 RDI: ffffea0004a21a00 [ 192.043103] RBP: ffff880136a97768 R08: ffff880133405f78 R09: ffff8800a9b6bb28 [ 192.045304] R10: 0000000000000000 R11: 0000000000000000 R12: ffff880133405f78 [ 192.047551] R13: ffff88012e19dba0 R14: ffff880135ebf2b0 R15: 0000000000000000 [ 192.049849] FS: 00007fb457357740(0000) GS:ffff88013e300000(0000) knlGS:0000000000000000 [ 192.052503] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 192.053874] CR2: 000000000000012e CR3: 00000001373a8000 CR4: 0000000000160fe0 [ 192.055670] Call Trace: [ 192.056417] [] cl_io_submit_rw+0x72/0x190 [obdclass] [ 192.057862] [] lov_io_submit+0x1b4/0x3a0 [lov] [ 192.060146] [] cl_io_submit_rw+0x72/0x190 [obdclass] [ 192.062465] [] ll_direct_IO_impl+0x530/0xef0 [lustre] [ 192.064287] [] ll_direct_IO+0x7c/0xa0 [lustre] [ 192.066148] [] generic_file_aio_read+0x24e/0x290 [ 192.068205] [] ? vvp_prep_size+0x20c/0x2f0 [lustre] [ 192.070189] [] vvp_io_read_start+0x779/0xa60 [lustre] [ 192.072050] [] ? cl_lock_request+0x67/0x210 [obdclass] [ 192.074431] [] cl_io_start+0x6d/0x150 [obdclass] [ 192.076309] [] cl_io_loop+0x9f/0x230 [obdclass] [ 192.078217] [] ll_file_io_generic+0x36b/0x1000 [lustre] [ 192.080434] [] ? do_raw_spin_unlock+0x49/0x90 [ 192.082635] [] do_file_read_iter+0xc46/0x1080 [lustre] [ 192.084617] [] ? handle_pte_fault+0x2ef/0xca0 [ 192.086378] [] ? _raw_spin_unlock+0xe/0x20 [ 192.087966] [] ll_file_read_iter+0x2d/0x40 [lustre] [ 192.090128] [] ll_file_aio_read+0x1b1/0x210 [lustre] [ 192.092359] [] ll_file_read+0x111/0x1e0 [lustre] [ 192.093780] [] vfs_read+0xb9/0x1c0 [ 192.095256] [] SyS_pread64+0x92/0xc0 [ 192.096979] [] system_call_fastpath+0x1f/0x24 [ 192.098934] Code: da 80 ca 80 41 0f b6 46 12 49 8b 7e f0 83 e0 c0 3c 80 0f 44 da e8 6f 28 8a ff 89 da 81 ca 00 00 02 00 84 c0 49 8b 46 18 0f 45 da 80 2e 01 00 00 02 0f 85 e1 01 00 00 49 8b 44 24 08 49 8d 4c [ 192.107437] RIP [] osc_io_submit+0x142/0x720 [osc] [ 192.109416] RSP [ 192.110604] CR2: 000000000000012e ****************************************************************************** ************************ 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 11.16s (real) 5.78s (CPU), Child processes: 5.33s