Description of problem: In 4.17 kernel: [ 7.213087] modprobe invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 7.215195] modprobe cpuset=/ mems_allowed=0 [ 7.215944] CPU: 0 PID: 374 Comm: modprobe Not tainted 4.17.0-0.rc7.git2.1.fc29.x86_64 #1 [ 7.217212] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.11.0-2.fc28 04/01/2014 [ 7.218565] Call Trace: [ 7.218971] dump_stack+0x85/0xc0 [ 7.219497] dump_header+0x6e/0x2e8 [ 7.220057] ? trace_hardirqs_on_caller+0xed/0x180 [ 7.221515] oom_kill_process.cold.30+0xb/0x44f [ 7.222930] out_of_memory+0x1d0/0x5a0 [ 7.224167] __alloc_pages_slowpath+0xf44/0x10a0 [ 7.226138] __alloc_pages_nodemask+0x3a8/0x430 [ 7.229286] __vmalloc_node_range+0x1da/0x2a0 [ 7.231928] __vmalloc+0x30/0x40 [ 7.233476] ? __do_sys_init_module+0xa4/0x1a0 [ 7.234827] __do_sys_init_module+0xa4/0x1a0 [ 7.236133] do_syscall_64+0x60/0x1f0 [ 7.237365] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 7.238802] RIP: 0033:0x7f35e854bd1a [ 7.240033] RSP: 002b:00007ffd09824d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000af [ 7.241874] RAX: ffffffffffffffda RBX: 0000562bd0d2ab30 RCX: 00007f35e854bd1a [ 7.243843] RDX: 0000562bced713e6 RSI: 00000000003a682b RDI: 0000562bd1539410 [ 7.247085] RBP: 0000562bced713e6 R08: 0000000000000001 R09: 0000000000000000 [ 7.250244] R10: 0000562bd0d2a010 R11: 0000000000000246 R12: 0000562bd1539410 [ 7.252130] R13: 0000562bd0d2aeb0 R14: 0000000000040000 R15: 0000000000000000 [ 7.253936] Mem-Info: [ 7.254994] active_anon:7684 inactive_anon:5468 isolated_anon:0 [ 7.254994] active_file:0 inactive_file:0 isolated_file:0 [ 7.254994] unevictable:0 dirty:0 writeback:0 unstable:0 [ 7.254994] slab_reclaimable:3963 slab_unreclaimable:6803 [ 7.254994] mapped:2276 shmem:10169 pagetables:166 bounce:0 [ 7.254994] free:375 free_pcp:3 free_cma:0 [ 7.263785] Node 0 active_anon:30736kB inactive_anon:21872kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:9104kB dirty:0kB writeback:0kB shmem:40676kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 7.270023] Node 0 DMA free:332kB min:4kB low:4kB high:4kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:632kB managed:548kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 7.277043] lowmem_reserve[]: 0 84 84 84 84 [ 7.279210] Node 0 DMA32 free:1168kB min:1168kB low:1460kB high:1752kB active_anon:30736kB inactive_anon:21872kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:163188kB managed:111584kB mlocked:0kB kernel_stack:848kB pagetables:664kB bounce:0kB free_pcp:12kB local_pcp:12kB free_cma:0kB [ 7.286035] lowmem_reserve[]: 0 0 0 0 0 [ 7.287327] Node 0 DMA: 1*4kB (U) 1*8kB (U) 0*16kB 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 332kB [ 7.290347] Node 0 DMA32: 0*4kB 0*8kB 1*16kB (U) 0*32kB 0*64kB 3*128kB (U) 3*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1168kB [ 7.293335] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 7.295716] 10169 total pagecache pages [ 7.296983] 0 pages in swap cache [ 7.298147] Swap cache stats: add 0, delete 0, find 0/0 [ 7.299535] Free swap = 0kB [ 7.300619] Total swap = 0kB [ 7.301778] 40955 pages RAM [ 7.302970] 0 pages HighMem/MovableOnly [ 7.304212] 12922 pages reserved [ 7.305376] 0 pages cma reserved [ 7.306560] 0 pages hwpoisoned [ 7.307714] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 7.310036] [ 182] 0 182 18936 1511 188416 0 0 systemd-journal [ 7.313165] [ 264] 0 264 20737 1926 212992 0 -1000 systemd-udevd [ 7.315574] [ 373] 0 373 5574 346 90112 0 0 mount [ 7.317832] [ 374] 0 374 6371 2419 90112 0 0 modprobe [ 7.319700] Out of memory: Kill process 374 (modprobe) score 87 or sacrifice child [ 7.321518] Killed process 374 (modprobe) total-vm:25484kB, anon-rss:7572kB, file-rss:4kB, shmem-rss:2100kB [ 7.330112] oom_reaper: reaped process 374 (modprobe), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [FAILED] Failed to mount /sysroot. See 'systemctl status sysroot.mount' for details. [DEPEND] Dependency failed for Local File Systems. Starting Setup Virtual Console... [ OK ] Stopped dracut initqueue hook. [ 7.366465] audit: type=1130 audit(1528187400.906:14): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel msg='unit=dracut-initqueue comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success' Starting Cleaning Up and Shutting Down Daemons... Starting Kdump Emergency... Starting Create Volatile Files and Directories... ... ... [ OK ] Started Setup Virtual Console. Starting Kdump Error Handler... Kdump: Executing default action systemctl reboot -f [ 7.734728] systemd-shutdow: 46 output lines suppressed due to ratelimiting Failed to connect to bus: No such file or directory It is possible to perform action directly, see discussion of --force --force in man:systemctl(1). [ 7.764923] systemd-shutdown[1]: Syncing filesystems and block devices. In 4.16 kernel (kernel-4.16.3-301.fc28.x86_64), crashkernel=160M work well, vmcore saved. Version-Release number of selected component (if applicable): kexec-tools-2.0.17-3.fc29.x86_64 dracut-047-32.git20180515.fc29.x86_64 kernel-4.17.0-0.rc7.git2.1.fc29.x86_64 How reproducible: Steps to Reproduce: 1. 2. 3. Actual results: Expected results: Additional info:
Additional test: Change crashkernel=192M in 4.17 kernel, everything looks well.
The following results are my test by rd.memdebug=4 in /etc/sysconfig/kdump. [ OK ] Started udev Coldplug all Devices. [ 30.710491] audit: type=1130 audit(1528190164.628:10): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel msg='unit=systemd-udev-trigger comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success' Starting dracut initqueue hook... [ 30.747534] dracut-initqueue[289]: [debug_mem] hook initqueue [ 30.755660] dracut-initqueue[289]: MemTotal: 112132 kB [ 30.757659] dracut-initqueue[289]: MemFree: 15800 kB [ 30.760257] dracut-initqueue[289]: MemAvailable: 30996 kB [ 30.762205] dracut-initqueue[289]: Buffers: 0 kB [ 30.764060] dracut-initqueue[289]: Cached: 41156 kB [ 30.765983] dracut-initqueue[289]: SwapCached: 0 kB [ 30.768329] dracut-initqueue[289]: Active: 19468 kB [ 30.770292] dracut-initqueue[289]: Inactive: 26812 kB [ 30.772082] dracut-initqueue[289]: Active(anon): 19468 kB [ 30.773777] dracut-initqueue[289]: Inactive(anon): 26812 kB [ 30.776586] dracut-initqueue[289]: Active(file): 0 kB [ 30.780351] dracut-initqueue[289]: Inactive(file): 0 kB [ 30.785188] dracut-initqueue[289]: Unevictable: 0 kB [ 30.787993] dracut-initqueue[289]: Mlocked: 0 kB [ 30.789845] dracut-initqueue[289]: SwapTotal: 0 kB [ 30.793811] dracut-initqueue[289]: SwapFree: 0 kB [ 30.796156] dracut-initqueue[289]: Dirty: 0 kB [ 30.799167] dracut-initqueue[289]: Writeback: 0 kB [ 30.801879] dracut-initqueue[289]: AnonPages: 5140 kB [ 30.804623] dracut-initqueue[289]: Mapped: 10196 kB [ 30.807435] dracut-initqueue[289]: Shmem: 41156 kB [ 30.810438] dracut-initqueue[289]: Slab: 42744 kB [ 30.813180] dracut-initqueue[289]: SReclaimable: 18752 kB [ 30.817237] dracut-initqueue[289]: SUnreclaim: 23992 kB [ 30.821510] dracut-initqueue[289]: KernelStack: 832 kB [ 30.823325] dracut-initqueue[289]: PageTables: 908 kB [ 30.826384] dracut-initqueue[289]: NFS_Unstable: 0 kB [ 30.829501] dracut-initqueue[289]: Bounce: 0 kB [ 30.832207] dracut-initqueue[289]: WritebackTmp: 0 kB [ 30.834862] dracut-initqueue[289]: CommitLimit: 56064 kB [ 30.837514] dracut-initqueue[289]: Committed_AS: 60308 kB [ 30.840135] dracut-initqueue[289]: VmallocTotal: 34359738367 kB [ 30.843377] dracut-initqueue[289]: VmallocUsed: 0 kB [ 30.846228] dracut-initqueue[289]: VmallocChunk: 0 kB [ 30.849816] dracut-initqueue[289]: HardwareCorrupted: 0 kB [ 30.854142] dracut-initqueue[289]: AnonHugePages: 0 kB [ 30.856624] dracut-initqueue[289]: ShmemHugePages: 0 kB [ 30.860092] dracut-initqueue[289]: ShmemPmdMapped: 0 kB [ 30.863049] dracut-initqueue[289]: CmaTotal: 0 kB [ 30.867247] dracut-initqueue[289]: CmaFree: 0 kB [ 30.871143] dracut-initqueue[289]: HugePages_Total: 0 [ 30.872929] dracut-initqueue[289]: HugePages_Free: 0 [ 30.875746] dracut-initqueue[289]: HugePages_Rsvd: 0 [ 30.879520] dracut-initqueue[289]: HugePages_Surp: 0 [ 30.882122] dracut-initqueue[289]: Hugepagesize: 2048 kB [ 30.884194] dracut-initqueue[289]: Hugetlb: 0 kB [ 30.886734] dracut-initqueue[289]: DirectMap4k: 22900 kB [ 30.889417] dracut-initqueue[289]: DirectMap2M: 141312 kB [ 30.894815] dracut-initqueue[289]: slabinfo - version: 2.1 [ 30.897323] dracut-initqueue[289]: # name <active_objs> <num_objs> <objsize> <objperslab> <pagesperslab> : tunables <limit> <batchcount> <sharedfactor> : slabdata <active_slabs> <num_slabs> <sharedavail> [ 30.901641] dracut-initqueue[289]: RAWv6 19 19 1664 19 8 : tunables 0 0 0 : slabdata 1 1 0 [ 30.905149] dracut-initqueue[289]: UDPv6 0 0 1856 17 8 : tunables 0 0 0 : slabdata 0 0 0 [ 30.908995] dracut-initqueue[289]: tw_sock_TCPv6 0 0 288 14 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.912954] dracut-initqueue[289]: request_sock_TCPv6 0 0 352 11 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.916847] dracut-initqueue[289]: TCPv6 0 0 2944 11 8 : tunables 0 0 0 : slabdata 0 0 0 [ 30.920125] dracut-initqueue[289]: kcopyd_job 0 0 4464 7 8 : tunables 0 0 0 : slabdata 0 0 0 [ 30.924064] dracut-initqueue[289]: dm_uevent 0 0 2632 12 8 : tunables 0 0 0 : slabdata 0 0 0 [ 30.928239] dracut-initqueue[289]: scsi_sense_cache 0 0 128 32 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.931543] dracut-initqueue[289]: sgpool-128 6 6 5120 6 8 : tunables 0 0 0 : slabdata 1 1 0 [ 30.936629] dracut-initqueue[289]: sgpool-64 12 12 2560 12 8 : tunables 0 0 0 : slabdata 1 1 0 [ 30.939170] dracut-initqueue[289]: sgpool-32 12 12 1280 12 4 : tunables 0 0 0 : slabdata 1 1 0 [ 30.944128] dracut-initqueue[289]: sgpool-16 12 12 640 12 2 : tunables 0 0 0 : slabdata 1 1 0 [ 30.946934] dracut-initqueue[289]: cfq_queue 0 0 240 17 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.951123] dracut-initqueue[289]: bsg_cmd 0 0 216 18 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.953625] dracut-initqueue[289]: mqueue_inode_cache 10 10 1536 10 4 : tunables 0 0 0 : slabdata 1 1 0 [ 30.957137] dracut-initqueue[289]: jbd2_transaction_s 0 0 320 12 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.960766] dracut-initqueue[289]: jbd2_journal_handle 0 0 48 85 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.963271] dracut-initqueue[289]: jbd2_journal_head 0 0 120 34 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.968588] dracut-initqueue[289]: jbd2_revoke_table_s 0 0 16 256 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.971450] dracut-initqueue[289]: ext4_inode_cache 0 0 2280 14 8 : tunables 0 0 0 : slabdata 0 0 0 [ 30.975218] dracut-initqueue[289]: ext4_allocation_context 0 0 128 32 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.979083] dracut-initqueue[289]: ext4_prealloc_space 0 0 168 24 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.981626] dracut-initqueue[289]: ext4_io_end 0 0 64 64 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.984652] dracut-initqueue[289]: ext4_extent_status 0 0 40 102 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.988129] dracut-initqueue[289]: mbcache 0 0 56 73 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.990682] dracut-initqueue[289]: fscrypt_info 0 0 32 128 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.993834] dracut-initqueue[289]: fscrypt_ctx 0 0 96 42 1 : tunables 0 0 0 : slabdata 0 0 0 [ 30.997882] dracut-initqueue[289]: userfaultfd_ctx_cache 0 0 448 9 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.002233] dracut-initqueue[289]: fsnotify_mark 0 0 136 30 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.005110] dracut-initqueue[289]: dio 0 0 704 11 2 : tunables 0 0 0 : slabdata 0 0 0 [ 31.008817] dracut-initqueue[289]: posix_timers_cache 0 0 296 13 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.011495] dracut-initqueue[289]: UNIX 24 24 1920 8 4 : tunables 0 0 0 : slabdata 3 3 0 [ 31.014844] dracut-initqueue[289]: ip4-frags 0 0 312 13 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.017395] dracut-initqueue[289]: secpath_cache 32 32 128 32 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.020754] dracut-initqueue[289]: PING 0 0 1472 11 4 : tunables 0 0 0 : slabdata 0 0 0 [ 31.023201] dracut-initqueue[289]: RAW 11 11 1472 11 4 : tunables 0 0 0 : slabdata 1 1 0 [ 31.026222] dracut-initqueue[289]: UDP 19 19 1664 19 8 : tunables 0 0 0 : slabdata 1 1 0 [ 31.030182] dracut-initqueue[289]: tw_sock_TCP 0 0 288 14 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.033610] dracut-initqueue[289]: request_sock_TCP 0 0 352 11 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.037792] dracut-initqueue[289]: TCP 0 0 2752 11 8 : tunables 0 0 0 : slabdata 0 0 0 [ 31.040176] dracut-initqueue[289]: hugetlbfs_inode_cache 14 14 1152 14 4 : tunables 0 0 0 : slabdata 1 1 0 [ 31.043423] dracut-initqueue[289]: dquot 0 0 448 9 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.046939] dracut-initqueue[289]: eventpoll_pwq 56 56 72 56 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.050143] dracut-initqueue[289]: eventpoll_epi 64 64 128 32 1 : tunables 0 0 0 : slabdata 2 2 0 [ 31.053591] dracut-initqueue[289]: inotify_inode_mark 28 28 144 28 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.056043] dracut-initqueue[289]: dax_cache 13 13 1216 13 4 : tunables 0 0 0 : slabdata 1 1 0 [ 31.059302] dracut-initqueue[289]: request_queue 0 0 3072 10 8 : tunables 0 0 0 : slabdata 0 0 0 [ 31.062759] dracut-initqueue[289]: blkdev_requests 0 0 392 10 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.068375] dracut-initqueue[289]: blkdev_ioc 0 0 288 14 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.072129] dracut-initqueue[289]: biovec-max 8 8 8192 4 8 : tunables 0 0 0 : slabdata 2 2 0 [ 31.074595] dracut-initqueue[289]: biovec-128 0 0 2048 8 4 : tunables 0 0 0 : slabdata 0 0 0 [ 31.077591] dracut-initqueue[289]: biovec-64 0 0 1024 8 2 : tunables 0 0 0 : slabdata 0 0 0 [ 31.080675] dracut-initqueue[289]: user_namespace 0 0 680 12 2 : tunables 0 0 0 : slabdata 0 0 0 [ 31.083519] dracut-initqueue[289]: uid_cache 16 16 256 16 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.086732] dracut-initqueue[289]: dmaengine-unmap-256 15 15 2112 15 8 : tunables 0 0 0 : slabdata 1 1 0 [ 31.089159] dracut-initqueue[289]: dmaengine-unmap-128 15 15 1088 15 4 : tunables 0 0 0 : slabdata 1 1 0 [ 31.093168] dracut-initqueue[289]: dmaengine-unmap-16 21 21 192 21 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.095913] dracut-initqueue[289]: sock_inode_cache 56 56 1152 14 4 : tunables 0 0 0 : slabdata 4 4 0 [ 31.100309] dracut-initqueue[289]: skbuff_head_cache 208 208 256 16 1 : tunables 0 0 0 : slabdata 13 13 0 [ 31.103533] dracut-initqueue[289]: file_lock_ctx 0 0 120 34 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.105886] dracut-initqueue[289]: fsnotify_mark_connector 42 42 96 42 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.109715] dracut-initqueue[289]: net_namespace 0 0 9664 3 8 : tunables 0 0 0 : slabdata 0 0 0 [ 31.113164] dracut-initqueue[289]: task_delay_info 60 60 136 30 1 : tunables 0 0 0 : slabdata 2 2 0 [ 31.116470] dracut-initqueue[289]: taskstats 12 12 328 12 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.121143] dracut-initqueue[289]: proc_dir_entry 320 320 256 16 1 : tunables 0 0 0 : slabdata 20 20 0 [ 31.124746] dracut-initqueue[289]: pde_opener 102 102 40 102 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.129127] dracut-initqueue[289]: proc_inode_cache 309 336 1136 14 4 : tunables 0 0 0 : slabdata 24 24 0 [ 31.131545] dracut-initqueue[289]: seq_file 16 16 256 16 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.133919] dracut-initqueue[289]: sigqueue 25 25 160 25 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.136415] dracut-initqueue[289]: bdev_cache 10 10 1536 10 4 : tunables 0 0 0 : slabdata 1 1 0 [ 31.139819] dracut-initqueue[289]: shmem_inode_cache 1035 1035 1368 23 8 : tunables 0 0 0 : slabdata 45 45 0 [ 31.142494] dracut-initqueue[289]: kernfs_node_cache 14344 14344 184 22 1 : tunables 0 0 0 : slabdata 652 652 0 [ 31.146444] dracut-initqueue[289]: mnt_cache 72 72 448 9 1 : tunables 0 0 0 : slabdata 8 8 0 [ 31.149420] dracut-initqueue[289]: filp 299 322 576 14 2 : tunables 0 0 0 : slabdata 23 23 0 [ 31.155188] dracut-initqueue[289]: inode_cache 12420 12420 1064 15 4 : tunables 0 0 0 : slabdata 828 828 0 [ 31.157852] dracut-initqueue[289]: dentry 13824 13824 320 12 1 : tunables 0 0 0 : slabdata 1152 1152 0 [ 31.161125] dracut-initqueue[289]: names_cache 8 8 4096 8 8 : tunables 0 0 0 : slabdata 1 1 0 [ 31.164117] dracut-initqueue[289]: iint_cache 0 0 248 16 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.166777] dracut-initqueue[289]: ebitmap_node 64 64 64 64 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.170123] dracut-initqueue[289]: avtab_node 170 170 24 170 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.172752] dracut-initqueue[289]: avc_xperms_data 128 128 32 128 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.176189] dracut-initqueue[289]: selinux_file_security 256 256 16 256 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.180136] dracut-initqueue[289]: selinux_inode_security 13788 13788 112 36 1 : tunables 0 0 0 : slabdata 383 383 0 [ 31.183677] dracut-initqueue[289]: key_jar 24 24 320 12 1 : tunables 0 0 0 : slabdata 2 2 0 [ 31.187611] dracut-initqueue[289]: buffer_head 0 0 104 39 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.191294] dracut-initqueue[289]: uts_namespace 0 0 440 9 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.194145] dracut-initqueue[289]: nsproxy 73 73 56 73 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.197435] dracut-initqueue[289]: vm_area_struct 1100 1100 200 20 1 : tunables 0 0 0 : slabdata 55 55 0 [ 31.199760] dracut-initqueue[289]: mm_struct 12 12 2624 12 8 : tunables 0 0 0 : slabdata 1 1 0 [ 31.202357] dracut-initqueue[289]: files_cache 19 19 832 19 4 : tunables 0 0 0 : slabdata 1 1 0 [ 31.205429] dracut-initqueue[289]: signal_cache 66 66 1408 11 4 : tunables 0 0 0 : slabdata 6 6 0 [ 31.208165] dracut-initqueue[289]: sighand_cache 56 56 2240 14 8 : tunables 0 0 0 : slabdata 4 4 0 [ 31.211860] dracut-initqueue[289]: task_struct 54 58 12992 2 8 : tunables 0 0 0 : slabdata 29 29 0 [ 31.214592] dracut-initqueue[289]: cred_jar 84 84 192 21 1 : tunables 0 0 0 : slabdata 4 4 0 [ 31.218951] dracut-initqueue[289]: anon_vma 418 418 208 19 1 : tunables 0 0 0 : slabdata 22 22 0 [ 31.222204] dracut-initqueue[289]: pid 1024 1024 64 64 1 : tunables 0 0 0 : slabdata 16 16 0 [ 31.226525] dracut-initqueue[289]: Acpi-ParseExt 39 39 104 39 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.230486] dracut-initqueue[289]: Acpi-State 153 153 80 51 1 : tunables 0 0 0 : slabdata 3 3 0 [ 31.233460] dracut-initqueue[289]: numa_policy 15 15 264 15 1 : tunables 0 0 0 : slabdata 1 1 0 [ 31.237108] dracut-initqueue[289]: debug_objects_cache 10608 10608 40 102 1 : tunables 0 0 0 : slabdata 104 104 0 [ 31.240153] dracut-initqueue[289]: trace_event_file 1380 1380 88 46 1 : tunables 0 0 0 : slabdata 30 30 0 [ 31.243968] dracut-initqueue[289]: ftrace_event_field 3230 3230 48 85 1 : tunables 0 0 0 : slabdata 38 38 0 [ 31.246799] dracut-initqueue[289]: pool_workqueue 16 16 512 8 1 : tunables 0 0 0 : slabdata 2 2 0 [ 31.250459] dracut-initqueue[289]: radix_tree_node 728 728 584 14 2 : tunables 0 0 0 : slabdata 52 52 0 [ 31.254643] dracut-initqueue[289]: task_group 10 10 768 10 2 : tunables 0 0 0 : slabdata 1 1 0 [ 31.258799] dracut-initqueue[289]: page->ptl 1064 1064 72 56 1 : tunables 0 0 0 : slabdata 19 19 0 [ 31.261803] dracut-initqueue[289]: dma-kmalloc-8192 0 0 8192 4 8 : tunables 0 0 0 : slabdata 0 0 0 [ 31.265427] dracut-initqueue[289]: dma-kmalloc-4096 0 0 4096 8 8 : tunables 0 0 0 : slabdata 0 0 0 [ 31.268205] dracut-initqueue[289]: dma-kmalloc-2048 0 0 2048 8 4 : tunables 0 0 0 : slabdata 0 0 0 [ 31.271855] dracut-initqueue[289]: dma-kmalloc-1024 0 0 1024 8 2 : tunables 0 0 0 : slabdata 0 0 0 [ 31.276089] dracut-initqueue[289]: dma-kmalloc-512 0 0 512 8 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.279062] dracut-initqueue[289]: dma-kmalloc-256 0 0 256 16 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.282131] dracut-initqueue[289]: dma-kmalloc-128 0 0 128 32 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.286264] dracut-initqueue[289]: dma-kmalloc-64 0 0 64 64 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.289393] dracut-initqueue[289]: dma-kmalloc-32 0 0 32 128 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.293272] dracut-initqueue[289]: dma-kmalloc-16 0 0 16 256 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.295641] dracut-initqueue[289]: dma-kmalloc-8 0 0 8 512 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.298998] dracut-initqueue[289]: dma-kmalloc-192 0 0 192 21 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.301396] dracut-initqueue[289]: dma-kmalloc-96 0 0 96 42 1 : tunables 0 0 0 : slabdata 0 0 0 [ 31.303808] dracut-initqueue[289]: kmalloc-8192 24 24 8192 4 8 : tunables 0 0 0 : slabdata 6 6 0 [ 31.307129] dracut-initqueue[289]: kmalloc-4096 128 128 4096 8 8 : tunables 0 0 0 : slabdata 16 16 0 [ 31.310939] dracut-initqueue[289]: kmalloc-2048 384 384 2048 8 4 : tunables 0 0 0 : slabdata 48 48 0 [ 31.313357] dracut-initqueue[289]: kmalloc-1024 280 280 1024 8 2 : tunables 0 0 0 : slabdata 35 35 0 [ 31.316960] dracut-initqueue[289]: kmalloc-512 456 456 512 8 1 : tunables 0 0 0 : slabdata 57 57 0 [ 31.322057] dracut-initqueue[289]: kmalloc-256 672 672 256 16 1 : tunables 0 0 0 : slabdata 42 42 0 [ 31.324658] dracut-initqueue[289]: kmalloc-192 65940 65940 192 21 1 : tunables 0 0 0 : slabdata 3140 3140 0 [ 31.328238] dracut-initqueue[289]: kmalloc-128 512 512 128 32 1 : tunables 0 0 0 : slabdata 16 16 0 [ 31.331945] dracut-initqueue[289]: kmalloc-96 588 588 96 42 1 : tunables 0 0 0 : slabdata 14 14 0 [ 31.334360] dracut-initqueue[289]: kmalloc-64 2880 2880 64 64 1 : tunables 0 0 0 : slabdata 45 45 0 [ 31.337539] dracut-initqueue[289]: kmalloc-32 2944 2944 32 128 1 : tunables 0 0 0 : slabdata 23 23 0 [ 31.341277] dracut-initqueue[289]: kmalloc-16 1280 1280 16 256 1 : tunables 0 0 0 : slabdata 5 5 0 [ 31.346526] dracut-initqueue[289]: kmalloc-8 2048 2048 8 512 1 : tunables 0 0 0 : slabdata 4 4 0 [ 31.349927] dracut-initqueue[289]: kmem_cache_node 160 160 128 32 1 : tunables 0 0 0 : slabdata 5 5 0 [ 31.355483] dracut-initqueue[289]: kmem_cache 135 135 448 9 1 : tunables 0 0 0 : slabdata 15 15 0 [ 31.489545] virtio_blk virtio2: [vda] 41943040 512-byte logical blocks (21.5 GB/20.0 GiB) [ 31.500536] vda: vda1 vda2 [ 31.902712] [drm] Device Version 0.0 [ 31.902715] [drm] Compression level 0 log level 0 [ 31.902716] [drm] 12286 io pages at offset 0x1000000 [ 31.902717] [drm] 16777216 byte draw area at offset 0x0 [ 31.902718] [drm] RAM header offset: 0x3ffe000 [ 31.910191] [TTM] Zone kernel: Available graphics memory: 56066 kiB [ 31.910194] [TTM] Initializing pool allocator [ 31.910213] [TTM] Initializing DMA pool allocator [ 31.910266] [drm] qxl: 16M of VRAM memory size [ 31.910268] [drm] qxl: 63M of IO pages memory ready (VRAM domain) [ 31.910268] [drm] qxl: 64M of Surface memory size [ 31.929318] [drm] main mem slot 1 [f4000000,3ffe000] [ 31.929320] [drm] surface mem slot 2 [f8000000,4000000] [ 31.931034] [drm] fb mappable at 0xF4000000, size 3145728 [ 31.931043] [drm] fb: depth 24, pitch 4096, width 1024, height 768 [ 31.954377] fbcon: qxldrmfb (fb0) is primary device [ 31.977396] Console: switching to colour frame buffer device 128x48 [ 31.986286] qxl 0000:00:02.0: fb0: qxldrmfb frame buffer device [ 31.995732] [drm] Initialized qxl 0.1.0 20120117 for 0000:00:02.0 on minor 0 [ 32.019413] virtio_net virtio0 ens3: renamed from eth0 [ 32.233363] setfont (318) used greatest stack depth: 13288 bytes left [ 32.367885] systemd-udevd (287) used greatest stack depth: 12264 bytes left [ 32.370916] systemd-udevd (288) used greatest stack depth: 12008 bytes left [ OK ] Found device /dev/mapper/fedora-root. [ OK ] Started dracut initqueue hook. [ 32.546801] audit: type=1130 audit(1528190166.464:11): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel msg='unit=dracut-initqueue comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success' [ OK ] Reached target Remote File Systems (Pre). [ OK ] Reached target Remote File Systems. [ OK ] Reached target Initrd Root File System. Starting Reload Configuration from the Real Root... Starting File System Check on /dev/mapper/fedora-root... [ OK ] Started File System Check on /dev/mapper/fedora-root. Mounting /sysroot... [ OK ] Started Reload Configuration from the Real Root. [ OK ] Reached target Initrd File Systems. [ 32.842901] modprobe invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 32.845115] modprobe cpuset=/ mems_allowed=0 [ 32.845896] CPU: 0 PID: 392 Comm: modprobe Not tainted 4.17.0-0.rc7.git2.1.fc29.x86_64 #1 [ 32.847308] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.11.0-2.fc28 04/01/2014 [ 32.848787] Call Trace: [ 32.849219] dump_stack+0x85/0xc0 [ 32.849801] dump_header+0x6e/0x2e8 [ 32.850414] ? trace_hardirqs_on_caller+0xed/0x180 [ 32.851243] oom_kill_process.cold.30+0xb/0x44f [ 32.852024] out_of_memory+0x1d0/0x5a0 [ 32.852677] __alloc_pages_slowpath+0xf44/0x10a0 [ 32.853488] __alloc_pages_nodemask+0x3a8/0x430 [ 32.854230] __vmalloc_node_range+0x1da/0x2a0 [ 32.855583] __vmalloc+0x30/0x40 [ 32.856707] ? __do_sys_init_module+0xa4/0x1a0 [ 32.858002] __do_sys_init_module+0xa4/0x1a0 [ 32.859275] do_syscall_64+0x60/0x1f0 [ 32.860434] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 32.861817] RIP: 0033:0x7f00b7b5dd1a [ 32.862949] RSP: 002b:00007ffec260fa78 EFLAGS: 00000246 ORIG_RAX: 00000000000000af [ 32.864861] RAX: ffffffffffffffda RBX: 0000562a33352b70 RCX: 00007f00b7b5dd1a [ 32.867651] RDX: 0000562a32d573e6 RSI: 00000000003a682b RDI: 0000562a33b61410 [ 32.870884] RBP: 0000562a32d573e6 R08: 0000000000000001 R09: 0000000000000000 [ 32.872809] R10: 0000562a33352010 R11: 0000000000000246 R12: 0000562a33b61410 [ 32.874570] R13: 0000562a33352ef0 R14: 0000000000040000 R15: 0000000000000000 [ 32.876380] Mem-Info: [ 32.877411] active_anon:7651 inactive_anon:5652 isolated_anon:0 [ 32.877411] active_file:0 inactive_file:0 isolated_file:0 [ 32.877411] unevictable:0 dirty:0 writeback:0 unstable:0 [ 32.877411] slab_reclaimable:3947 slab_unreclaimable:6778 [ 32.877411] mapped:2432 shmem:10345 pagetables:163 bounce:0 [ 32.877411] free:373 free_pcp:3 free_cma:0 [ 32.887857] Node 0 active_anon:30604kB inactive_anon:22608kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:9728kB dirty:0kB writeback:0kB shmem:41380kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 32.895405] Node 0 DMA free:332kB min:4kB low:4kB high:4kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:632kB managed:548kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 32.901409] lowmem_reserve[]: 0 84 84 84 84 [ 32.902861] Node 0 DMA32 free:1160kB min:1168kB low:1460kB high:1752kB active_anon:30604kB inactive_anon:22608kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:163188kB managed:111584kB mlocked:0kB kernel_stack:848kB pagetables:652kB bounce:0kB free_pcp:12kB local_pcp:12kB free_cma:0kB [ 32.909093] lowmem_reserve[]: 0 0 0 0 0 [ 32.910448] Node 0 DMA: 1*4kB (U) 1*8kB (U) 0*16kB 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 332kB [ 32.914089] Node 0 DMA32: 0*4kB 1*8kB (U) 8*16kB (M) 2*32kB (M) 3*64kB (UM) 2*128kB (U) 2*256kB (UM) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1160kB [ 32.918144] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 32.920540] 10345 total pagecache pages [ 32.922116] 0 pages in swap cache [ 32.923836] Swap cache stats: add 0, delete 0, find 0/0 [ 32.925307] Free swap = 0kB [ 32.926434] Total swap = 0kB [ 32.927596] 40955 pages RAM [ 32.928698] 0 pages HighMem/MovableOnly [ 32.929926] 12922 pages reserved [ 32.931051] 0 pages cma reserved [ 32.932166] 0 pages hwpoisoned [ 32.933366] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 32.935218] [ 177] 0 177 21162 1694 184320 0 0 systemd-journal [ 32.937103] [ 278] 0 278 20690 1843 200704 0 -1000 systemd-udevd [ 32.938899] [ 390] 0 390 5574 344 94208 0 0 mount [ 32.940651] [ 392] 0 392 6371 2426 90112 0 0 modprobe [ 32.943270] Out of memory: Kill process 392 (modprobe) score 87 or sacrifice child [ 32.945094] Killed process 392 (modprobe) total-vm:25484kB, anon-rss:7580kB, file-rss:4kB, shmem-rss:2120kB [ 32.955769] oom_reaper: reaped process 392 (modprobe), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [FAILED] Failed to mount /sysroot. See 'systemctl status sysroot.mount' for details. [DEPEND] Dependency failed for Local File Systems. [ OK ] Stopped dracut pre-udev hook. -- Thanks, Qiao
Retest by latest kernel kernel-4.17.0-1.fc29, crashkernel=160M works well both local and nfs dump. So, we can close this bug as NOTABUG.
This bug appears to have been reported against 'rawhide' during the Fedora 29 development cycle. Changing version to '29'.
It should be not a bug, please increase the crashkernel memory size for kdump to work