Description of problem: virt-customize --selinux-relabel on a f30 VM ends unexpectedly due to oom Version-Release number of selected component (if applicable): 1.40.2-4.fc30.x86_64 How reproducible: 100% Additional info: [ 15.3] SELinux relabelling libguestfs: trace: is_file "/usr/sbin/load_policy" "followsymlinks:true" guestfsd: <= is_file (0x25) request length 72 bytes chroot: /sysroot: running 'is_file: /usr/sbin/load_policy' libguestfs: trace: is_file = 1 libguestfs: trace: is_file "/etc/selinux/config" "followsymlinks:true" guestfsd: => is_file (0x25) took 0.00 secs guestfsd: <= is_file (0x25) request length 68 bytes chroot: /sysroot: running 'is_file: /etc/selinux/config' libguestfs: trace: is_file = 1 libguestfs: trace: feature_available "selinuxrelabel" libguestfs: trace: internal_feature_available "selinuxrelabel" guestfsd: => is_file (0x25) took 0.00 secs guestfsd: <= internal_feature_available (0x1ca) request length 60 bytes guestfsd: => internal_feature_available (0x1ca) took 0.00 secs libguestfs: trace: internal_feature_available = 0 libguestfs: trace: feature_available = 1 libguestfs: trace: aug_init "/" 48 guestfsd: <= aug_init (0x10) request length 52 bytes libguestfs: trace: aug_init = 0 libguestfs: trace: aug_rm "/augeas/load/*["/etc/selinux/config/" !~ regexp('^') + glob(incl) + regexp('/.*')]" guestfsd: => aug_init (0x10) took 0.45 secs guestfsd: <= aug_rm (0x16) request length 128 bytes libguestfs: trace: aug_rm = 1538 libguestfs: trace: aug_load guestfsd: => aug_rm (0x16) took 0.01 secs guestfsd: <= aug_load (0x1b) request length 40 bytes libguestfs: trace: aug_load = 0 libguestfs: trace: aug_ls "/files/etc/selinux/config" guestfsd: => aug_load (0x1b) took 0.04 secs guestfsd: <= aug_ls (0x1c) request length 72 bytes libguestfs: trace: aug_ls = ["/files/etc/selinux/config/#comment[1]", "/files/etc/selinux/config/#comment[2]", "/files/etc/selinux/config/#comment[3]", "/files/etc/selinux/config/#comment[4]", "/files/etc/selinux/config/#comment[5]", "/files/etc/selinux/config/#comment[6]", "/files/etc/selinux/config/#comment[7]", "/files/etc/selinux/config/#comment[8]", "/files/etc/selinux/config/#comment[9]", "/files/etc/selinux/config/SELINUX", "/files/etc/selinux/config/SELINUXTYPE"] libguestfs: trace: aug_get "/files/etc/selinux/config/SELINUXTYPE" guestfsd: => aug_ls (0x1c) took 0.00 secs guestfsd: <= aug_get (0x13) request length 84 bytes guestfsd: => aug_get (0x13) took 0.00 secs libguestfs: trace: aug_get = "targeted" libguestfs: trace: aug_close guestfsd: <= aug_close (0x1a) request length 40 bytes libguestfs: trace: aug_close = 0 libguestfs: trace: grep "vdagentd.\pid" "/etc/selinux/targeted/contexts/files/file_contexts" "fixed:true" guestfsd: => aug_close (0x1a) took 0.01 secs guestfsd: <= grep (0x97) request length 132 bytes commandrvf: stdout=y stderr=y flags=0x20004 commandrvf: grep -F vdagentd.\pid libguestfs: trace: grep = [] libguestfs: trace: selinux_relabel "/etc/selinux/targeted/contexts/files/file_contexts" "/" "force:true" guestfsd: => grep (0x97) took 0.00 secs guestfsd: <= selinux_relabel (0x1d3) request length 108 bytes commandrvf: stdout=n stderr=y flags=0x0 commandrvf: setfiles -m usage: setfiles [-diIDlmnpqvFW] [-e excludedir] [-r alt_root_path] spec_file pathname... usage: setfiles [-diIDlmnpqvFW] [-e excludedir] [-r alt_root_path] spec_file -f filename usage: setfiles -s [-diIDlmnpqvFW] spec_file usage: setfiles -c policyfile spec_file commandrvf: stdout=n stderr=y flags=0x0 commandrvf: setfiles -F -e /sysroot/dev -e /sysroot/proc -e /sysroot/selinux -e /sysroot/sys -m -r /sysroot -v /sysroot/etc/selinux/targeted/contexts/files/file_contexts /sysroot/ Can't stat exclude path "/sysroot/selinux", No such file or directory - ignoring. [ 121.049427] setfiles invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 121.050819] CPU: 0 PID: 540 Comm: setfiles Not tainted 5.1.20-300.fc30.x86_64+debug #1 [ 121.051833] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS ?-20190731_050339-eff5788c21134714b96e25976602540b-3.fc30 04/01/2014 [ 121.053440] Call Trace: [ 121.053758] dump_stack+0x85/0xc0 [ 121.054206] dump_header+0x51/0x4c8 [ 121.054662] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 121.055315] ? lockdep_hardirqs_on+0xf0/0x180 [ 121.055868] oom_kill_process.cold+0xb/0x10 [ 121.056443] out_of_memory+0x1d4/0x560 [ 121.056916] __alloc_pages_slowpath+0xccf/0x1030 [ 121.057547] __alloc_pages_nodemask+0x37f/0x400 [ 121.058119] pagecache_get_page+0xad/0x3c0 [ 121.058682] filemap_fault+0x5a7/0xcd0 [ 121.059153] ? find_held_lock+0x32/0x90 [ 121.059640] ? ext4_filemap_fault+0x28/0x42 [ 121.060204] ext4_filemap_fault+0x30/0x42 [ 121.060719] __do_fault+0x36/0x1f0 [ 121.061180] __handle_mm_fault+0x1055/0x1730 [ 121.061733] handle_mm_fault+0x18a/0x390 [ 121.062270] do_user_addr_fault+0x1f9/0x480 [ 121.062808] do_page_fault+0x33/0x210 [ 121.063312] ? async_page_fault+0x8/0x30 [ 121.063806] async_page_fault+0x1e/0x30 [ 121.064329] RIP: 0033:0x7fae70998900 [ 121.064779] Code: Bad RIP value. [ 121.065186] RSP: 002b:00007fff7f7bf8f8 EFLAGS: 00010206 [ 121.065873] RAX: 0000000000000000 RBX: 00005638003addc0 RCX: 00005637fed92f4e [ 121.066798] RDX: 00007fae70b4e99a RSI: 0000000000000000 RDI: 00005638003addd0 [ 121.067705] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000001 [ 121.068595] R10: 0000000000000000 R11: 00007fff7f7ba8b8 R12: 0000000000000000 [ 121.069519] R13: 00000000000010b5 R14: 00007fae7059d518 R15: 000000000000000f [ 121.070477] Mem-Info: [ 121.070776] active_anon:28208 inactive_anon:13 isolated_anon:0 [ 121.070776] active_file:13 inactive_file:19 isolated_file:0 [ 121.070776] unevictable:0 dirty:0 writeback:0 unstable:0 [ 121.070776] slab_reclaimable:133751 slab_unreclaimable:4419 [ 121.070776] mapped:1 shmem:30 pagetables:119 bounce:0 [ 121.070776] free:9525 free_pcp:171 free_cma:0 [ 121.074833] Node 0 active_anon:112832kB inactive_anon:52kB active_file:52kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:120kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 121.078166] Node 0 DMA free:3508kB min:788kB low:984kB high:1180kB active_anon:708kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 121.081494] lowmem_reserve[]: 0 681 681 681 681 [ 121.082069] Node 0 DMA32 free:34592kB min:34628kB low:43284kB high:51940kB active_anon:112124kB inactive_anon:52kB active_file:52kB inactive_file:76kB unevictable:0kB writepending:0kB present:770040kB managed:709392kB mlocked:0kB kernel_stack:992kB pagetables:476kB bounce:0kB free_pcp:684kB local_pcp:684kB free_cma:0kB [ 121.085649] lowmem_reserve[]: 0 0 0 0 0 [ 121.086163] Node 0 DMA: 9*4kB (UME) 26*8kB (UME) 22*16kB (UM) 13*32kB (UM) 7*64kB (UME) 2*128kB (ME) 1*256kB (U) 1*512kB (E) 1*1024kB (E) 0*2048kB 0*4096kB = 3508kB [ 121.088080] Node 0 DMA32: 836*4kB (UME) 1416*8kB (UME) 1245*16kB (UME) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 34592kB [ 121.089740] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 121.090860] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 121.091962] 59 total pagecache pages [ 121.092423] 0 pages in swap cache [ 121.092888] Swap cache stats: add 0, delete 0, find 0/0 [ 121.093575] Free swap = 0kB [ 121.093961] Total swap = 0kB [ 121.094332] 196508 pages RAM [ 121.094733] 0 pages HighMem/MovableOnly [ 121.095239] 15183 pages reserved [ 121.095674] 0 pages cma reserved [ 121.096119] 0 pages hwpoisoned [ 121.096524] Tasks state (memory values in pages): [ 121.097152] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 121.098360] [ 234] 0 234 7536 316 81920 0 -1000 systemd-udevd [ 121.099668] [ 288] 0 288 3803 477 65536 0 0 dhclient [ 121.100770] [ 293] 0 293 21987 68 61440 0 0 lvmetad [ 121.101860] [ 327] 0 327 42202 18025 249856 0 0 guestfsd [ 121.102946] [ 540] 0 540 10472 9225 126976 0 0 setfiles [ 121.104043] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/,task=guestfsd,pid=327,uid=0 [ 121.105939] Out of memory: Killed process 327 (guestfsd) total-vm:168808kB, anon-rss:72100kB, file-rss:0kB, shmem-rss:0kB [ 121.132080] oom_reaper: reaped process 327 (guestfsd), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB /init: line 255: 327 Killed $cmd + sync + test '' = 1 + reboot -f Rebooting. [ 121.217447] Unregister pv shared memory for cpu 0 [ 121.218328] sd 2:0:1:0: [sdb] Synchronizing SCSI cache [ 121.219262] sd 2:0:0:0: [sda] Synchronizing SCSI cache [ 121.220636] reboot: Restarting system [ 121.221138] reboot: machine restart libguestfs: child_cleanup: 0x563fe0a374f0: child process died libguestfs: calling virDomainDestroy flags=0 libguestfs: trace: selinux_relabel = -1 (error) virt-customize: error: libguestfs error: appliance closed the connection unexpectedly, see earlier error messages If reporting bugs, run virt-customize with debugging enabled and include the complete output: virt-customize -v -x [...] libguestfs: trace: close libguestfs: closing guestfs handle 0x563fe0a374f0 (state 0) libguestfs: command: run: rm libguestfs: command: run: \ -rf /tmp/libguestfsMHahl5 libguestfs: command: run: rm libguestfs: command: run: \ -rf /run/user/1000/libguestfslSm3Ef
--memsize 4096 passed
Did --memsize 4096 fix it? What's the minimum memsize where it still works?
--memsize 512: ko --memsize 1024: ok
Yeah the default is 768: $ guestfish get-memsize 768 We should probably increase this in virt-customize.