View Issue Details
| ID | Project | Category | View Status | Date Submitted | Last Update |
|---|---|---|---|---|---|
| 0017879 | CentOS-7 | kernel | public | 2020-11-23 02:18 | 2020-11-23 02:42 |
| Reporter | wuhuangwei | Assigned To | |||
| Priority | urgent | Severity | block | Reproducibility | sometimes |
| Status | new | Resolution | open | ||
| Platform | H3C R4900 G2 | OS | CentOS7 | OS Version | CentOS7.6 |
| Product Version | 7.6.1810 | ||||
| Summary | 0017879: BUG: unable to handle kernel paging request at 0000000105000000 | ||||
| Description | We run centos 7.6 with kernel 3.10.0-957.27.2.el7.x86_64,which crash sometimes and I captured the kernel dump and find that is crash at below line of code: KERNEL: /usr/lib/debug/lib/modules/3.10.0-957.27.2.el7.x86_64/vmlinux DUMPFILE: vmcore [PARTIAL DUMP] CPUS: 40 DATE: Wed Nov 18 00:55:14 2020 UPTIME: 8 days, 05:28:47 LOAD AVERAGE: 1.33, 1.43, 1.46 TASKS: 1199 NODENAME: sc-network01 RELEASE: 3.10.0-957.27.2.el7.x86_64 VERSION: #1 SMP Mon Jul 29 17:46:05 UTC 2019 MACHINE: x86_64 (2194 Mhz) MEMORY: 63.9 GB PANIC: "BUG: unable to handle kernel paging request at 0000000105000000" PID: 30288 COMMAND: "virt-what" TASK: ffff8ec8d42e30c0 [THREAD_INFO: ffff8ec83ff18000] CPU: 10 STATE: TASK_RUNNING (PANIC) PID: 30288 TASK: ffff8ec8d42e30c0 CPU: 10 COMMAND: "virt-what" #0 [ffff8ec83ff1b9f0] machine_kexec at ffffffff81e63b34 #1 [ffff8ec83ff1ba50] __crash_kexec at ffffffff81f1e242 #2 [ffff8ec83ff1bb20] crash_kexec at ffffffff81f1e330 #3 [ffff8ec83ff1bb38] oops_end at ffffffff8256e778 #4 [ffff8ec83ff1bb60] no_context at ffffffff8255cdfe #5 [ffff8ec83ff1bbb0] __bad_area_nosemaphore at ffffffff8255ce95 #6 [ffff8ec83ff1bc00] bad_area_nosemaphore at ffffffff8255d006 #7 [ffff8ec83ff1bc10] __do_page_fault at ffffffff825716d0 #8 [ffff8ec83ff1bc80] do_page_fault at ffffffff82571925 #9 [ffff8ec83ff1bcb0] page_fault at ffffffff8256d768 [exception RIP: kmem_cache_alloc+116] RIP: ffffffff8201d6a4 RSP: ffff8ec83ff1bd68 RFLAGS: 00010282 RAX: 0000000000000000 RBX: ffff8ec8ce69f080 RCX: 000000000149f2cc RDX: 000000000149f2cb RSI: 00000000000000d0 RDI: ffff8eb9f7986700 RBP: ffff8ec83ff1bd98 R8: 000000000001f900 R9: ffffffff81e957bc R10: ffff8ec837bb9290 R11: 0000000000000000 R12: 0000000105000000 R13: 00000000000000d0 R14: ffff8eb9f7986700 R15: ffff8eb9f7986700 ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018 #10 [ffff8ec83ff1bda0] dup_mm at ffffffff81e957bc #11 [ffff8ec83ff1be30] copy_process at ffffffff81e97152 #12 [ffff8ec83ff1bec0] do_fork at ffffffff81e978f1 #13 [ffff8ec83ff1bf38] sys_clone at ffffffff81e97c06 #14 [ffff8ec83ff1bf48] stub_clone at ffffffff825771b4 #15 [ffff8ec83ff1bf50] system_call_fastpath at ffffffff82576ddb RIP: 00007fcf4cc50fdc RSP: 00007ffdce1ec980 RFLAGS: 00000246 RAX: 0000000000000038 RBX: 0000000000000000 RCX: ffffffffffffffff RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 00007ffdce1ec9c0 R8: 00007fcf4d596740 R9: 0000000000000000 R10: 00007fcf4d596a10 R11: 0000000000000246 R12: 00007ffdce1ec980 R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 ORIG_RAX: 0000000000000038 CS: 0033 SS: 002b crash> dis -l kmem_cache_alloc+116 /usr/src/debug/kernel-3.10.0-957.27.2.el7/linux-3.10.0-957.27.2.el7.x86_64/mm/slub.c: 241 0xffffffff8201d6a4 <kmem_cache_alloc+116>: mov (%r12,%rax,1),%rbx how to fix this problem? thanks | ||||
| Tags | No tags attached. | ||||
| abrt_hash | |||||
| URL | |||||
| Date Modified | Username | Field | Change |
|---|---|---|---|
| 2020-11-23 02:18 | wuhuangwei | New Issue | |
| 2020-11-23 02:18 | wuhuangwei | File Added: vmcore-dmesg.txt | |
| 2020-11-23 02:42 | TrevorH | Note Added: 0037978 |
