INIT: Id "4" respawning too fast: disabled for 5 minutes INIT: Id "6" respawning too fast: disabled for 5 minutes INIT: Id "1" respawning too fast: disabled for 5 minutes INIT: Id "3" respawning too fast: disabled for 5 minutes INIT: Id "2" respawning too fast: disabled for 5 minutes Warning: Permanently added '10.128.0.180' (ECDSA) to the list of known hosts. 2019/07/10 13:54:57 parsed 1 programs 2019/07/10 13:55:00 executed programs: 0 [ 967.090171] audit: type=1400 audit(1562766900.353:5): avc: denied { sys_admin } for pid=2229 comm="syz-executor.2" capability=21 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 967.148996] audit: type=1400 audit(1562766900.413:6): avc: denied { net_admin } for pid=2236 comm="syz-executor.3" capability=12 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 967.479931] audit: type=1400 audit(1562766900.743:7): avc: denied { sys_chroot } for pid=2237 comm="syz-executor.0" capability=18 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 967.505105] audit: type=1400 audit(1562766900.763:8): avc: denied { associate } for pid=2239 comm="syz-executor.5" name="syz5" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 968.746900] lowmemorykiller: Killing 'syz-executor.5' (2381) (tgid 2378), adj 1000, [ 968.746900] to free 1072kB on behalf of 'kswapd0' (33) because [ 968.746900] cache 53860kB is below limit 65536kB for oom_score_adj 12 [ 968.746900] Free memory is -12596kB above reserved [ 968.755911] lowmemorykiller: Killing 'syz-executor.5' (2381) (tgid 2378), adj 1000, [ 968.755911] to free 1072kB on behalf of 'kworker/u4:1' (64) because [ 968.755911] cache 51760kB is below limit 65536kB for oom_score_adj 12 [ 968.755911] Free memory is -13340kB above reserved [ 969.851769] oom_reaper: reaped process 2400 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 969.897733] oom_reaper: reaped process 2387 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 969.898659] syz-executor.2: vmalloc: allocation failure, allocated 1129205760 of 3490287616 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 969.898667] CPU: 0 PID: 2400 Comm: syz-executor.2 Not tainted 4.9.141+ #1 [ 969.898686] ffff8801b7b7f950 ffffffff81b42e79 1ffff10036f6ff2c dffffc0000000000 [ 969.898695] ffffffff82aa8ba0 0000000000000000 0000000000400000 ffff8801b7b7fa98 [ 969.898704] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 969.898705] Call Trace: [ 969.898786] [] dump_stack+0xc1/0x128 [ 969.898827] [] warn_alloc.cold.31+0x7f/0x9c [ 969.898845] [] ? zone_watermark_ok_safe+0x250/0x250 [ 969.898867] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 969.898915] [] ? retint_kernel+0x2d/0x2d [ 969.898927] [] __vmalloc_node_range+0x3f8/0x600 [ 969.898966] [] ? xt_alloc_table_info+0xc9/0x100 [ 969.898973] [] vmalloc+0x5b/0x70 [ 969.898979] [] ? xt_alloc_table_info+0xc9/0x100 [ 969.898985] [] xt_alloc_table_info+0xc9/0x100 [ 969.899008] [] do_ipt_set_ctl+0x235/0x460 [ 969.899016] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 969.899039] [] ? mutex_unlock+0x9/0x10 [ 969.899069] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 969.899076] [] nf_setsockopt+0x6d/0xc0 [ 969.899098] [] ip_setsockopt+0x88/0xa0 [ 969.899125] [] udp_setsockopt+0x4a/0x90 [ 969.899164] [] ipv6_setsockopt+0x10a/0x130 [ 969.899171] [] tcp_setsockopt+0x88/0xe0 [ 969.899192] [] sock_common_setsockopt+0x9a/0xe0 [ 969.899198] [] SyS_setsockopt+0x166/0x260 [ 969.899204] [] ? SyS_recv+0x40/0x40 [ 969.899238] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 969.899245] [] ? SyS_clock_settime+0x220/0x220 [ 969.899251] [] ? do_syscall_64+0x48/0x550 [ 969.899257] [] ? SyS_recv+0x40/0x40 [ 969.899263] [] do_syscall_64+0x19f/0x550 [ 969.899270] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 969.899273] Mem-Info: [ 969.899288] active_anon:5090 inactive_anon:41 isolated_anon:0 [ 969.899288] active_file:12 inactive_file:15 isolated_file:0 [ 969.899288] unevictable:0 dirty:0 writeback:0 unstable:0 [ 969.899288] slab_reclaimable:4043 slab_unreclaimable:57766 [ 969.899288] mapped:28 shmem:48 pagetables:387 bounce:0 [ 969.899288] free:0 free_pcp:46 free_cma:0 [ 969.899300] Node 0 active_anon:20360kB inactive_anon:164kB active_file:48kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:112kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:1 all_unreclaimable? no [ 969.899316] DMA32 free:20kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:20kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 969.899339] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:20360kB inactive_anon:164kB active_file:48kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16172kB slab_unreclaimable:231044kB kernel_stack:3904kB pagetables:1548kB bounce:0kB free_pcp:64kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 969.899371] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 108 total pagecache pages [ 969.899400] 0 pages in swap cache [ 969.899404] Swap cache stats: add 0, delete 0, find 0/0 [ 969.899406] Free swap = 0kB [ 969.899408] Total swap = 0kB [ 969.899410] 1965979 pages RAM [ 969.899411] 0 pages HighMem/MovableOnly [ 969.899413] 313617 pages reserved [ 969.907542] syz-executor.0: vmalloc: allocation failure, allocated 1342939136 of 3490287616 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 969.907549] CPU: 0 PID: 2387 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 969.907561] ffff8801c511f950 ffffffff81b42e79 1ffff10038a23f2c dffffc0000000000 [ 969.907570] ffffffff82aa8ba0 0000000000000000 0000000000400000 ffff8801c511fa98 [ 969.907579] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 969.907580] Call Trace: [ 969.907591] [] dump_stack+0xc1/0x128 [ 969.907599] [] warn_alloc.cold.31+0x7f/0x9c [ 969.907607] [] ? zone_watermark_ok_safe+0x250/0x250 [ 969.907616] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 969.907623] [] ? retint_kernel+0x2d/0x2d [ 969.907631] [] __vmalloc_node_range+0x3f8/0x600 [ 969.907639] [] ? xt_alloc_table_info+0xc9/0x100 [ 969.907645] [] vmalloc+0x5b/0x70 [ 969.907652] [] ? xt_alloc_table_info+0xc9/0x100 [ 969.907658] [] xt_alloc_table_info+0xc9/0x100 [ 969.907666] [] do_ipt_set_ctl+0x235/0x460 [ 969.907679] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 969.907688] [] ? mutex_unlock+0x9/0x10 [ 969.907696] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 969.907703] [] nf_setsockopt+0x6d/0xc0 [ 969.907712] [] ip_setsockopt+0x88/0xa0 [ 969.907720] [] udp_setsockopt+0x4a/0x90 [ 969.907729] [] ipv6_setsockopt+0x10a/0x130 [ 969.907736] [] tcp_setsockopt+0x88/0xe0 [ 969.907744] [] sock_common_setsockopt+0x9a/0xe0 [ 969.907751] [] SyS_setsockopt+0x166/0x260 [ 969.907757] [] ? SyS_recv+0x40/0x40 [ 969.907766] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 969.907774] [] ? SyS_clock_settime+0x220/0x220 [ 969.907780] [] ? do_syscall_64+0x48/0x550 [ 969.907787] [] ? SyS_recv+0x40/0x40 [ 969.907793] [] do_syscall_64+0x19f/0x550 [ 969.907801] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 969.907804] Mem-Info: [ 969.907819] active_anon:5090 inactive_anon:41 isolated_anon:0 [ 969.907819] active_file:12 inactive_file:15 isolated_file:0 [ 969.907819] unevictable:0 dirty:0 writeback:0 unstable:0 [ 969.907819] slab_reclaimable:4043 slab_unreclaimable:57766 [ 969.907819] mapped:28 shmem:48 pagetables:387 bounce:0 [ 969.907819] free:0 free_pcp:46 free_cma:0 [ 969.907832] Node 0 active_anon:20360kB inactive_anon:164kB active_file:48kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:112kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:1 all_unreclaimable? no [ 969.907849] DMA32 free:20kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:20kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 969.907873] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:20360kB inactive_anon:164kB active_file:48kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16172kB slab_unreclaimable:231044kB kernel_stack:3904kB pagetables:1548kB bounce:0kB free_pcp:64kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 969.907908] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 108 total pagecache pages [ 969.907940] 0 pages in swap cache [ 969.907943] Swap cache stats: add 0, delete 0, find 0/0 [ 969.907945] Free swap = 0kB [ 969.907947] Total swap = 0kB [ 969.907950] 1965979 pages RAM [ 969.907952] 0 pages HighMem/MovableOnly [ 969.907954] 313617 pages reserved [ 969.914917] syz-executor.5: vmalloc: allocation failure, allocated 1126924288 of 3490287616 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 969.914924] CPU: 1 PID: 2381 Comm: syz-executor.5 Not tainted 4.9.141+ #1 [ 969.914935] ffff8801c52ff950 ffffffff81b42e79 1ffff10038a5ff2c dffffc0000000000 [ 969.914945] ffffffff82aa8ba0 0000000000000000 0000000000400000 ffff8801c52ffa98 [ 969.914953] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 969.914955] Call Trace: [ 969.914964] [] dump_stack+0xc1/0x128 [ 969.914972] [] warn_alloc.cold.31+0x7f/0x9c [ 969.914979] [] ? zone_watermark_ok_safe+0x250/0x250 [ 969.914986] [] ? retint_kernel+0x2d/0x2d [ 969.914993] [] __vmalloc_node_range+0x3f8/0x600 [ 969.915000] [] ? xt_alloc_table_info+0xc9/0x100 [ 969.915006] [] vmalloc+0x5b/0x70 [ 969.915012] [] ? xt_alloc_table_info+0xc9/0x100 [ 969.915019] [] xt_alloc_table_info+0xc9/0x100 [ 969.915026] [] do_ipt_set_ctl+0x235/0x460 [ 969.915033] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 969.915041] [] ? mutex_unlock+0x9/0x10 [ 969.915047] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 969.915054] [] nf_setsockopt+0x6d/0xc0 [ 969.915061] [] ip_setsockopt+0x88/0xa0 [ 969.915068] [] udp_setsockopt+0x4a/0x90 [ 969.915075] [] ipv6_setsockopt+0x10a/0x130 [ 969.915081] [] tcp_setsockopt+0x88/0xe0 [ 969.915089] [] sock_common_setsockopt+0x9a/0xe0 [ 969.915095] [] SyS_setsockopt+0x166/0x260 [ 969.915101] [] ? SyS_recv+0x40/0x40 [ 969.915108] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 969.915115] [] ? SyS_clock_settime+0x220/0x220 [ 969.915121] [] ? do_syscall_64+0x48/0x550 [ 969.915127] [] ? SyS_recv+0x40/0x40 [ 969.915133] [] do_syscall_64+0x19f/0x550 [ 969.915141] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 969.915143] Mem-Info: [ 969.915157] active_anon:5090 inactive_anon:41 isolated_anon:0 [ 969.915157] active_file:12 inactive_file:15 isolated_file:0 [ 969.915157] unevictable:0 dirty:0 writeback:0 unstable:0 [ 969.915157] slab_reclaimable:4043 slab_unreclaimable:57766 [ 969.915157] mapped:28 shmem:48 pagetables:387 bounce:0 [ 969.915157] free:0 free_pcp:5 free_cma:0 [ 969.915175] Node 0 active_anon:20360kB inactive_anon:164kB active_file:48kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:112kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:1 all_unreclaimable? no [ 969.915191] DMA32 free:20kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:20kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 2019/07/10 13:55:07 executed programs: 6 [ 969.915233] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:20360kB inactive_anon:164kB active_file:48kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16172kB slab_unreclaimable:231044kB kernel_stack:3904kB pagetables:1548kB bounce:0kB free_pcp:20kB local_pcp:20kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 969.915278] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 108 total pagecache pages [ 969.915308] 0 pages in swap cache [ 969.915311] Swap cache stats: add 0, delete 0, find 0/0 [ 969.915313] Free swap = 0kB [ 969.915315] Total swap = 0kB [ 969.915317] 1965979 pages RAM [ 969.915319] 0 pages HighMem/MovableOnly [ 969.915320] 313617 pages reserved [ 969.957663] lowmemorykiller: Killing 'syz-executor.5' (2381) (tgid 2378), adj 1000, [ 969.957663] to free 108kB on behalf of 'syz-execprog' (2217) because [ 969.957663] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 969.957663] Free memory is -37504kB above reserved [ 969.957680] lowmemorykiller: Killing 'syz-executor.5' (2381) (tgid 2378), adj 1000, [ 969.957680] to free 108kB on behalf of 'syz-executor.2' (2240) because [ 969.957680] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 969.957680] Free memory is -37504kB above reserved [ 969.983570] syz-executor.3: vmalloc: allocation failure, allocated 1148350464 of 3490287616 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 969.983577] CPU: 1 PID: 2399 Comm: syz-executor.3 Not tainted 4.9.141+ #1 [ 969.983591] ffff8801b7db7950 ffffffff81b42e79 1ffff10036fb6f2c dffffc0000000000 [ 969.983601] ffffffff82aa8ba0 0000000000000000 0000000000400000 ffff8801b7db7a98 [ 969.983611] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 969.983613] Call Trace: [ 969.983624] [] dump_stack+0xc1/0x128 [ 969.983633] [] warn_alloc.cold.31+0x7f/0x9c [ 969.983642] [] ? zone_watermark_ok_safe+0x250/0x250 [ 969.983715] [] ? check_preemption_disabled+0x3b/0x200 [ 969.983723] [] ? retint_kernel+0x2d/0x2d [ 969.983731] [] __vmalloc_node_range+0x3f8/0x600 [ 969.983739] [] ? xt_alloc_table_info+0xc9/0x100 [ 969.983746] [] vmalloc+0x5b/0x70 [ 969.983752] [] ? xt_alloc_table_info+0xc9/0x100 [ 969.983759] [] xt_alloc_table_info+0xc9/0x100 [ 969.983767] [] do_ipt_set_ctl+0x235/0x460 [ 969.983775] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 969.983784] [] ? mutex_unlock+0x9/0x10 [ 969.983792] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 969.983799] [] nf_setsockopt+0x6d/0xc0 [ 969.983806] [] ip_setsockopt+0x88/0xa0 [ 969.983815] [] udp_setsockopt+0x4a/0x90 [ 969.983823] [] ipv6_setsockopt+0x10a/0x130 [ 969.983830] [] tcp_setsockopt+0x88/0xe0 [ 969.983838] [] sock_common_setsockopt+0x9a/0xe0 [ 969.983845] [] SyS_setsockopt+0x166/0x260 [ 969.983851] [] ? SyS_recv+0x40/0x40 [ 969.983860] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 969.983867] [] ? SyS_clock_settime+0x220/0x220 [ 969.983874] [] ? do_syscall_64+0x48/0x550 [ 969.983881] [] ? SyS_recv+0x40/0x40 [ 969.983887] [] do_syscall_64+0x19f/0x550 [ 969.983895] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 969.983898] Mem-Info: [ 969.983913] active_anon:5090 inactive_anon:41 isolated_anon:0 [ 969.983913] active_file:12 inactive_file:15 isolated_file:0 [ 969.983913] unevictable:0 dirty:0 writeback:0 unstable:0 [ 969.983913] slab_reclaimable:4043 slab_unreclaimable:57766 [ 969.983913] mapped:28 shmem:48 pagetables:387 bounce:0 [ 969.983913] free:0 free_pcp:5 free_cma:0 [ 969.983926] Node 0 active_anon:20360kB inactive_anon:164kB active_file:48kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:112kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:1 all_unreclaimable? yes [ 969.983943] DMA32 free:20kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:20kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 969.983968] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:20360kB inactive_anon:164kB active_file:48kB inactive_file:60kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16172kB slab_unreclaimable:231044kB kernel_stack:3904kB pagetables:1548kB bounce:0kB free_pcp:20kB local_pcp:20kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 969.984004] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 108 total pagecache pages [ 969.984036] 0 pages in swap cache [ 969.984040] Swap cache stats: add 0, delete 0, find 0/0 [ 969.984042] Free swap = 0kB [ 969.984044] Total swap = 0kB [ 969.984046] 1965979 pages RAM [ 969.984048] 0 pages HighMem/MovableOnly [ 969.984050] 313617 pages reserved [ 970.967611] lowmemorykiller: Killing 'syz-executor.5' (2381) (tgid 2378), adj 1000, [ 970.967611] to free 108kB on behalf of 'syz-executor.4' (2406) because [ 970.967611] cache 212kB is below limit 6144kB for oom_score_adj 0 [ 970.967611] Free memory is -37472kB above reserved [ 971.317525] syz-executor.0: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 971.317534] CPU: 0 PID: 2387 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 971.317554] ffff8801db6075c8 ffffffff81b42e79 1ffff1003b6c0ebb dffffc0000000000 [ 971.317564] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db607710 [ 971.317574] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 971.317576] Call Trace: [ 971.317592] [ 971.317592] [] dump_stack+0xc1/0x128 [ 971.317602] [] warn_alloc.cold.31+0x7f/0x9c [ 971.317612] [] ? zone_watermark_ok_safe+0x250/0x250 [ 971.317647] [] ? trace_hardirqs_on+0xd/0x10 [ 971.317655] [] ? get_page_from_freelist+0x23e/0x1d80 [ 971.317664] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 971.317671] [] ? __lock_acquire+0x654/0x4a10 [ 971.317679] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 971.317686] [] ? trace_hardirqs_on+0x10/0x10 [ 971.317693] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 971.317702] [] ? _find_next_bit.part.0+0xe0/0x120 [ 971.317745] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 971.317754] [] new_slab+0x367/0x3d0 [ 971.317763] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 971.317779] [] ? __alloc_skb+0xe6/0x5b0 [ 971.317786] [] ? trace_hardirqs_on+0x10/0x10 [ 971.317794] [] ? check_preemption_disabled+0x3b/0x200 [ 971.317802] [] ? __alloc_skb+0xe6/0x5b0 [ 971.317810] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 971.317817] [] ? __alloc_skb+0xe6/0x5b0 [ 971.317825] [] kmem_cache_alloc+0x212/0x2b0 [ 971.317831] [] ? mark_held_locks+0xc7/0x130 [ 971.317838] [] __alloc_skb+0xe6/0x5b0 [ 971.317846] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 971.317853] [] ? ipv6_get_ifaddr+0x300/0x510 [ 971.317860] [] ? trace_hardirqs_on+0xd/0x10 [ 971.317873] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 971.317882] [] ndisc_alloc_skb+0x144/0x330 [ 971.317890] [] ndisc_send_rs+0x2ff/0x670 [ 971.317896] [] ? __ipv6_get_lladdr+0x250/0x250 [ 971.317903] [] addrconf_rs_timer+0x27e/0x5a0 [ 971.317910] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.317917] [] call_timer_fn+0x163/0x6e0 [ 971.317922] [] ? call_timer_fn+0xda/0x6e0 [ 971.317929] [] ? debug_object_deactivate+0x214/0x340 [ 971.317936] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.317942] [] ? process_timeout+0x20/0x20 [ 971.317950] [] ? check_preemption_disabled+0x3b/0x200 [ 971.317957] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 971.317964] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.317971] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 971.317977] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.317983] [] expire_timers+0x234/0x580 [ 971.317990] [] ? collect_expired_timers+0x1d5/0x2b0 [ 971.317997] [] run_timer_softirq+0x208/0x5e0 [ 971.318004] [] ? expire_timers+0x580/0x580 [ 971.318011] [] ? check_preemption_disabled+0x3b/0x200 [ 971.318041] [] __do_softirq+0x20e/0x964 [ 971.318046] [] ? check_preemption_disabled+0x3b/0x200 [ 971.318056] [] irq_exit+0x11c/0x150 [ 971.318064] [] smp_apic_timer_interrupt+0x81/0xb0 [ 971.318071] [] apic_timer_interrupt+0x9d/0xb0 [ 971.318080] [ 971.318081] [] ? _raw_spin_unlock_irqrestore+0x5f/0x70 [ 971.318088] [] debug_check_no_obj_freed+0x2ce/0x890 [ 971.318096] [] ? debug_object_activate+0x4e0/0x4e0 [ 971.318103] [] ? _raw_spin_unlock+0x2c/0x50 [ 971.318109] [] __vunmap+0x130/0x400 [ 971.318115] [] vfree+0x50/0x110 [ 971.318122] [] __vmalloc_node_range+0x423/0x600 [ 971.318131] [] ? xt_alloc_table_info+0xc9/0x100 [ 971.318137] [] vmalloc+0x5b/0x70 [ 971.318144] [] ? xt_alloc_table_info+0xc9/0x100 [ 971.318150] [] xt_alloc_table_info+0xc9/0x100 [ 971.318159] [] do_ipt_set_ctl+0x235/0x460 [ 971.318167] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 971.318176] [] ? mutex_unlock+0x9/0x10 [ 971.318184] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 971.318191] [] nf_setsockopt+0x6d/0xc0 [ 971.318200] [] ip_setsockopt+0x88/0xa0 [ 971.318208] [] udp_setsockopt+0x4a/0x90 [ 971.318216] [] ipv6_setsockopt+0x10a/0x130 [ 971.318223] [] tcp_setsockopt+0x88/0xe0 [ 971.318230] [] sock_common_setsockopt+0x9a/0xe0 [ 971.318237] [] SyS_setsockopt+0x166/0x260 [ 971.318244] [] ? SyS_recv+0x40/0x40 [ 971.318252] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 971.318259] [] ? SyS_clock_settime+0x220/0x220 [ 971.318266] [] ? do_syscall_64+0x48/0x550 [ 971.318272] [] ? SyS_recv+0x40/0x40 [ 971.318279] [] do_syscall_64+0x19f/0x550 [ 971.318286] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 971.318289] Mem-Info: [ 971.318305] active_anon:5085 inactive_anon:41 isolated_anon:0 [ 971.318305] active_file:0 inactive_file:21 isolated_file:0 [ 971.318305] unevictable:0 dirty:0 writeback:0 unstable:0 [ 971.318305] slab_reclaimable:4043 slab_unreclaimable:57766 [ 971.318305] mapped:18 shmem:48 pagetables:387 bounce:0 [ 971.318305] free:8 free_pcp:0 free_cma:0 [ 971.318317] Node 0 active_anon:20340kB inactive_anon:164kB active_file:0kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:72kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:18 all_unreclaimable? no [ 971.318334] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:20kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 971.318358] Normal free:32kB min:5580kB low:9168kB high:12756kB active_anon:20340kB inactive_anon:164kB active_file:0kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16172kB slab_unreclaimable:231044kB kernel_stack:3904kB pagetables:1548kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 971.318399] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 32*4kB (M) 2*8kB (M) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 144kB 101 total pagecache pages [ 971.318433] 0 pages in swap cache [ 971.318442] Swap cache stats: add 0, delete 0, find 0/0 [ 971.318444] Free swap = 0kB [ 971.318446] Total swap = 0kB [ 971.318448] 1965979 pages RAM [ 971.318455] 0 pages HighMem/MovableOnly [ 971.318457] 313617 pages reserved [ 971.318646] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 971.318651] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 971.318659] node 0: slabs: 628, objs: 7536, free: 0 [ 971.318680] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 971.377523] syz-executor.0: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 971.377532] CPU: 0 PID: 2387 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 971.377558] ffff8801db6075c8 ffffffff81b42e79 1ffff1003b6c0ebb dffffc0000000000 [ 971.377567] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db607710 [ 971.377577] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 971.377579] Call Trace: [ 971.377595] [ 971.377596] [] dump_stack+0xc1/0x128 [ 971.377605] [] warn_alloc.cold.31+0x7f/0x9c [ 971.377615] [] ? zone_watermark_ok_safe+0x250/0x250 [ 971.377623] [] ? get_page_from_freelist+0x23e/0x1d80 [ 971.377632] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 971.377640] [] ? __lock_acquire+0x654/0x4a10 [ 971.377648] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 971.377656] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 971.377663] [] ? mark_held_locks+0xc7/0x130 [ 971.377670] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 971.377679] [] ? _find_next_bit.part.0+0xe0/0x120 [ 971.377687] [] new_slab+0x367/0x3d0 [ 971.377696] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 971.377705] [] ? __alloc_skb+0xe6/0x5b0 [ 971.377712] [] ? trace_hardirqs_on+0x10/0x10 [ 971.377720] [] ? check_preemption_disabled+0x3b/0x200 [ 971.377727] [] ? __alloc_skb+0xe6/0x5b0 [ 971.377735] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 971.377743] [] ? __alloc_skb+0xe6/0x5b0 [ 971.377750] [] kmem_cache_alloc+0x212/0x2b0 [ 971.377756] [] ? mark_held_locks+0xc7/0x130 [ 971.377764] [] __alloc_skb+0xe6/0x5b0 [ 971.377771] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 971.377779] [] ? ipv6_get_ifaddr+0x300/0x510 [ 971.377785] [] ? trace_hardirqs_on+0xd/0x10 [ 971.377793] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 971.377802] [] ndisc_alloc_skb+0x144/0x330 [ 971.377809] [] ndisc_send_rs+0x2ff/0x670 [ 971.377816] [] ? __ipv6_get_lladdr+0x250/0x250 [ 971.377822] [] addrconf_rs_timer+0x27e/0x5a0 [ 971.377829] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.377837] [] call_timer_fn+0x163/0x6e0 [ 971.377843] [] ? call_timer_fn+0xda/0x6e0 [ 971.377851] [] ? debug_object_deactivate+0x214/0x340 [ 971.377857] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.377863] [] ? process_timeout+0x20/0x20 [ 971.377870] [] ? check_preemption_disabled+0x3b/0x200 [ 971.377878] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 971.377885] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.377891] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 971.377898] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.377904] [] expire_timers+0x234/0x580 [ 971.377911] [] ? collect_expired_timers+0x1d5/0x2b0 [ 971.377918] [] run_timer_softirq+0x208/0x5e0 [ 971.377924] [] ? expire_timers+0x580/0x580 [ 971.377982] [] ? tick_program_event+0x103/0x180 [ 971.377989] [] ? check_preemption_disabled+0x3b/0x200 [ 971.377999] [] __do_softirq+0x20e/0x964 [ 971.378006] [] ? check_preemption_disabled+0x3b/0x200 [ 971.378013] [] irq_exit+0x11c/0x150 [ 971.378019] [] smp_apic_timer_interrupt+0x81/0xb0 [ 971.378026] [] apic_timer_interrupt+0x9d/0xb0 [ 971.378034] [ 971.378034] [] ? _raw_spin_unlock_irqrestore+0x5f/0x70 [ 971.378041] [] debug_check_no_obj_freed+0x2ce/0x890 [ 971.378047] [] ? debug_object_activate+0x4e0/0x4e0 [ 971.378054] [] ? _raw_spin_unlock+0x2c/0x50 [ 971.378060] [] __vunmap+0x130/0x400 [ 971.378066] [] vfree+0x50/0x110 [ 971.378073] [] __vmalloc_node_range+0x423/0x600 [ 971.378082] [] ? xt_alloc_table_info+0xc9/0x100 [ 971.378088] [] vmalloc+0x5b/0x70 [ 971.378095] [] ? xt_alloc_table_info+0xc9/0x100 [ 971.378101] [] xt_alloc_table_info+0xc9/0x100 [ 971.378109] [] do_ipt_set_ctl+0x235/0x460 [ 971.378116] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 971.378125] [] ? mutex_unlock+0x9/0x10 [ 971.378134] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 971.378140] [] nf_setsockopt+0x6d/0xc0 [ 971.378149] [] ip_setsockopt+0x88/0xa0 [ 971.378157] [] udp_setsockopt+0x4a/0x90 [ 971.378180] [] ipv6_setsockopt+0x10a/0x130 [ 971.378193] [] tcp_setsockopt+0x88/0xe0 [ 971.378204] [] sock_common_setsockopt+0x9a/0xe0 [ 971.378211] [] SyS_setsockopt+0x166/0x260 [ 971.378222] [] ? SyS_recv+0x40/0x40 [ 971.378229] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 971.378237] [] ? SyS_clock_settime+0x220/0x220 [ 971.378244] [] ? do_syscall_64+0x48/0x550 [ 971.378250] [] ? SyS_recv+0x40/0x40 [ 971.378256] [] do_syscall_64+0x19f/0x550 [ 971.378264] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 971.378267] Mem-Info: [ 971.378283] active_anon:5085 inactive_anon:41 isolated_anon:0 [ 971.378283] active_file:0 inactive_file:21 isolated_file:0 [ 971.378283] unevictable:0 dirty:0 writeback:0 unstable:0 [ 971.378283] slab_reclaimable:4043 slab_unreclaimable:57766 [ 971.378283] mapped:18 shmem:48 pagetables:387 bounce:0 [ 971.378283] free:8 free_pcp:0 free_cma:0 [ 971.378296] Node 0 active_anon:20340kB inactive_anon:164kB active_file:0kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:72kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:18 all_unreclaimable? no [ 971.378312] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:20kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 971.378337] Normal free:32kB min:5580kB low:9168kB high:12756kB active_anon:20340kB inactive_anon:164kB active_file:0kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16172kB slab_unreclaimable:231044kB kernel_stack:3904kB pagetables:1548kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 971.378374] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 32*4kB (M) 2*8kB (M) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 144kB 101 total pagecache pages [ 971.378409] 0 pages in swap cache [ 971.378412] Swap cache stats: add 0, delete 0, find 0/0 [ 971.378414] Free swap = 0kB [ 971.378416] Total swap = 0kB [ 971.378418] 1965979 pages RAM [ 971.378420] 0 pages HighMem/MovableOnly [ 971.378422] 313617 pages reserved [ 971.378429] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 971.378434] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 971.378440] node 0: slabs: 628, objs: 7536, free: 0 [ 971.378444] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 971.457522] syz-executor.2: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 971.457535] CPU: 0 PID: 2400 Comm: syz-executor.2 Not tainted 4.9.141+ #1 [ 971.457547] ffff8801db6075c8 ffffffff81b42e79 1ffff1003b6c0ebb dffffc0000000000 [ 971.457555] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db607710 [ 971.457563] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 971.457564] Call Trace: [ 971.457578] [ 971.457578] [] dump_stack+0xc1/0x128 [ 971.457587] [] warn_alloc.cold.31+0x7f/0x9c [ 971.457596] [] ? zone_watermark_ok_safe+0x250/0x250 [ 971.457603] [] ? get_page_from_freelist+0x23e/0x1d80 [ 971.457611] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 971.457688] [] ? kvm_sched_clock_read+0x9/0x20 [ 971.457701] [] ? sched_clock+0x9/0x10 [ 971.457710] [] ? down_trylock+0x50/0x70 [ 971.457717] [] ? __lock_acquire+0x654/0x4a10 [ 971.457725] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 971.457732] [] ? trace_hardirqs_on+0x10/0x10 [ 971.457739] [] ? trace_hardirqs_on+0x10/0x10 [ 971.457747] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 971.457756] [] new_slab+0x367/0x3d0 [ 971.457764] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 971.457775] [] ? __alloc_skb+0xe6/0x5b0 [ 971.457782] [] ? trace_hardirqs_on+0x10/0x10 [ 971.457806] [] ? __enqueue_entity+0x138/0x230 [ 971.457814] [] ? check_preemption_disabled+0x3b/0x200 [ 971.457822] [] ? __alloc_skb+0xe6/0x5b0 [ 971.457830] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 971.457837] [] ? __alloc_skb+0xe6/0x5b0 [ 971.457844] [] kmem_cache_alloc+0x212/0x2b0 [ 971.457851] [] ? mark_held_locks+0xc7/0x130 [ 971.457858] [] __alloc_skb+0xe6/0x5b0 [ 971.457866] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 971.457873] [] ? ipv6_get_ifaddr+0x300/0x510 [ 971.457880] [] ? trace_hardirqs_on+0xd/0x10 [ 971.457887] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 971.457897] [] ndisc_alloc_skb+0x144/0x330 [ 971.457904] [] ndisc_send_rs+0x2ff/0x670 [ 971.457911] [] ? __ipv6_get_lladdr+0x250/0x250 [ 971.457918] [] addrconf_rs_timer+0x27e/0x5a0 [ 971.457924] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.457932] [] call_timer_fn+0x163/0x6e0 [ 971.457939] [] ? call_timer_fn+0xda/0x6e0 [ 971.457946] [] ? debug_object_deactivate+0x214/0x340 [ 971.457952] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.457959] [] ? process_timeout+0x20/0x20 [ 971.457966] [] ? check_preemption_disabled+0x3b/0x200 [ 971.457974] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 971.457980] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.457987] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 971.457994] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.458000] [] expire_timers+0x234/0x580 [ 971.458007] [] ? collect_expired_timers+0x1d5/0x2b0 [ 971.458014] [] run_timer_softirq+0x208/0x5e0 [ 971.458021] [] ? expire_timers+0x580/0x580 [ 971.458029] [] ? tick_program_event+0x103/0x180 [ 971.458035] [] ? check_preemption_disabled+0x3b/0x200 [ 971.458044] [] __do_softirq+0x20e/0x964 [ 971.458051] [] ? check_preemption_disabled+0x3b/0x200 [ 971.458058] [] irq_exit+0x11c/0x150 [ 971.458065] [] smp_apic_timer_interrupt+0x81/0xb0 [ 971.458072] [] apic_timer_interrupt+0x9d/0xb0 [ 971.458082] [ 971.458083] [] ? _raw_spin_unlock_irqrestore+0x5f/0x70 [ 971.458090] [] debug_check_no_obj_freed+0x2ce/0x890 [ 971.458098] [] ? debug_object_activate+0x4e0/0x4e0 [ 971.458105] [] ? _raw_spin_unlock+0x2c/0x50 [ 971.458112] [] __vunmap+0x130/0x400 [ 971.458118] [] vfree+0x50/0x110 [ 971.458124] [] __vmalloc_node_range+0x423/0x600 [ 971.458132] [] ? xt_alloc_table_info+0xc9/0x100 [ 971.458138] [] vmalloc+0x5b/0x70 [ 971.458145] [] ? xt_alloc_table_info+0xc9/0x100 [ 971.458152] [] xt_alloc_table_info+0xc9/0x100 [ 971.458159] [] do_ipt_set_ctl+0x235/0x460 [ 971.458167] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 971.458175] [] ? mutex_unlock+0x9/0x10 [ 971.458183] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 971.458190] [] nf_setsockopt+0x6d/0xc0 [ 971.458198] [] ip_setsockopt+0x88/0xa0 [ 971.458206] [] udp_setsockopt+0x4a/0x90 [ 971.458213] [] ipv6_setsockopt+0x10a/0x130 [ 971.458220] [] tcp_setsockopt+0x88/0xe0 [ 971.458228] [] sock_common_setsockopt+0x9a/0xe0 [ 971.458235] [] SyS_setsockopt+0x166/0x260 [ 971.458241] [] ? SyS_recv+0x40/0x40 [ 971.458249] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 971.458256] [] ? SyS_clock_settime+0x220/0x220 [ 971.458263] [] ? do_syscall_64+0x48/0x550 [ 971.458269] [] ? SyS_recv+0x40/0x40 [ 971.458276] [] do_syscall_64+0x19f/0x550 [ 971.458283] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 971.458286] Mem-Info: [ 971.458303] active_anon:5085 inactive_anon:41 isolated_anon:0 [ 971.458303] active_file:0 inactive_file:21 isolated_file:0 [ 971.458303] unevictable:0 dirty:0 writeback:0 unstable:0 [ 971.458303] slab_reclaimable:4043 slab_unreclaimable:57766 [ 971.458303] mapped:18 shmem:48 pagetables:387 bounce:0 [ 971.458303] free:8 free_pcp:0 free_cma:0 [ 971.458315] Node 0 active_anon:20340kB inactive_anon:164kB active_file:0kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:72kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:18 all_unreclaimable? no [ 971.458332] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:20kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 971.458356] Normal free:32kB min:5580kB low:9168kB high:12756kB active_anon:20340kB inactive_anon:164kB active_file:0kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16172kB slab_unreclaimable:231044kB kernel_stack:3904kB pagetables:1548kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 971.458390] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 32*4kB (M) 2*8kB (M) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 144kB 101 total pagecache pages [ 971.458424] 0 pages in swap cache [ 971.458428] Swap cache stats: add 0, delete 0, find 0/0 [ 971.458430] Free swap = 0kB [ 971.458431] Total swap = 0kB [ 971.458433] 1965979 pages RAM [ 971.458435] 0 pages HighMem/MovableOnly [ 971.458437] 313617 pages reserved [ 971.458444] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 971.458449] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 971.458454] node 0: slabs: 628, objs: 7536, free: 0 [ 971.458459] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 971.458486] syz-executor.2: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 971.458492] CPU: 0 PID: 2400 Comm: syz-executor.2 Not tainted 4.9.141+ #1 [ 971.458503] ffff8801db6075c8 ffffffff81b42e79 1ffff1003b6c0ebb dffffc0000000000 [ 971.458513] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db607710 [ 971.458522] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 971.458524] Call Trace: [ 971.458540] [ 971.458540] [] dump_stack+0xc1/0x128 [ 971.458548] [] warn_alloc.cold.31+0x7f/0x9c [ 971.458556] [] ? zone_watermark_ok_safe+0x250/0x250 [ 971.458564] [] ? get_page_from_freelist+0x23e/0x1d80 [ 971.458572] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 971.458580] [] ? kvm_sched_clock_read+0x9/0x20 [ 971.458586] [] ? sched_clock+0x9/0x10 [ 971.458594] [] ? down_trylock+0x50/0x70 [ 971.458602] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 971.458628] [] ? vprintk_emit+0x272/0x790 [ 971.458635] [] ? trace_hardirqs_on+0x10/0x10 [ 971.458643] [] new_slab+0x367/0x3d0 [ 971.458651] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 971.458659] [] ? __alloc_skb+0xe6/0x5b0 [ 971.458665] [] ? trace_hardirqs_on+0x10/0x10 [ 971.458672] [] ? debug_object_activate+0x32d/0x4e0 [ 971.458680] [] ? check_preemption_disabled+0x3b/0x200 [ 971.458687] [] ? __alloc_skb+0xe6/0x5b0 [ 971.458695] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 971.458703] [] ? __alloc_skb+0xe6/0x5b0 [ 971.458710] [] kmem_cache_alloc+0x212/0x2b0 [ 971.458717] [] ? mark_held_locks+0xc7/0x130 [ 971.458724] [] __alloc_skb+0xe6/0x5b0 [ 971.458732] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 971.458738] [] ? ipv6_get_ifaddr+0x300/0x510 [ 971.458745] [] ? trace_hardirqs_on+0xd/0x10 [ 971.458752] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 971.458759] [] ndisc_alloc_skb+0x144/0x330 [ 971.458767] [] ndisc_send_rs+0x2ff/0x670 [ 971.458773] [] ? __ipv6_get_lladdr+0x250/0x250 [ 971.458780] [] addrconf_rs_timer+0x27e/0x5a0 [ 971.458787] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.458794] [] call_timer_fn+0x163/0x6e0 [ 971.458800] [] ? call_timer_fn+0xda/0x6e0 [ 971.458807] [] ? debug_object_deactivate+0x214/0x340 [ 971.458814] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.458820] [] ? process_timeout+0x20/0x20 [ 971.458828] [] ? check_preemption_disabled+0x3b/0x200 [ 971.458835] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 971.458841] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.458848] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 971.458854] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.458861] [] expire_timers+0x234/0x580 [ 971.458867] [] ? collect_expired_timers+0x1d5/0x2b0 [ 971.458874] [] run_timer_softirq+0x208/0x5e0 [ 971.458881] [] ? expire_timers+0x580/0x580 [ 971.458888] [] ? tick_program_event+0x103/0x180 [ 971.458896] [] ? check_preemption_disabled+0x3b/0x200 [ 971.458903] [] __do_softirq+0x20e/0x964 [ 971.458911] [] ? check_preemption_disabled+0x3b/0x200 [ 971.458917] [] irq_exit+0x11c/0x150 [ 971.458925] [] smp_apic_timer_interrupt+0x81/0xb0 [ 971.458932] [] apic_timer_interrupt+0x9d/0xb0 [ 971.458941] [ 971.458942] [] ? _raw_spin_unlock_irqrestore+0x5f/0x70 [ 971.458949] [] debug_check_no_obj_freed+0x2ce/0x890 [ 971.458957] [] ? debug_object_activate+0x4e0/0x4e0 [ 971.458964] [] ? _raw_spin_unlock+0x2c/0x50 [ 971.458970] [] __vunmap+0x130/0x400 [ 971.458976] [] vfree+0x50/0x110 [ 971.458983] [] __vmalloc_node_range+0x423/0x600 [ 971.458990] [] ? xt_alloc_table_info+0xc9/0x100 [ 971.458996] [] vmalloc+0x5b/0x70 [ 971.459003] [] ? xt_alloc_table_info+0xc9/0x100 [ 971.459010] [] xt_alloc_table_info+0xc9/0x100 [ 971.459017] [] do_ipt_set_ctl+0x235/0x460 [ 971.459030] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 971.459044] [] ? mutex_unlock+0x9/0x10 [ 971.459051] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 971.459074] [] nf_setsockopt+0x6d/0xc0 [ 971.459082] [] ip_setsockopt+0x88/0xa0 [ 971.459095] [] udp_setsockopt+0x4a/0x90 [ 971.459108] [] ipv6_setsockopt+0x10a/0x130 [ 971.459114] [] tcp_setsockopt+0x88/0xe0 [ 971.459125] [] sock_common_setsockopt+0x9a/0xe0 [ 971.459132] [] SyS_setsockopt+0x166/0x260 [ 971.459139] [] ? SyS_recv+0x40/0x40 [ 971.459146] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 971.459154] [] ? SyS_clock_settime+0x220/0x220 [ 971.459167] [] ? do_syscall_64+0x48/0x550 [ 971.459174] [] ? SyS_recv+0x40/0x40 [ 971.459186] [] do_syscall_64+0x19f/0x550 [ 971.459210] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 971.459216] Mem-Info: [ 971.459230] active_anon:5085 inactive_anon:41 isolated_anon:0 [ 971.459230] active_file:0 inactive_file:21 isolated_file:0 [ 971.459230] unevictable:0 dirty:0 writeback:0 unstable:0 [ 971.459230] slab_reclaimable:4043 slab_unreclaimable:57766 [ 971.459230] mapped:18 shmem:48 pagetables:387 bounce:0 [ 971.459230] free:8 free_pcp:0 free_cma:0 [ 971.459242] Node 0 active_anon:20340kB inactive_anon:164kB active_file:0kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:72kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:18 all_unreclaimable? no [ 971.459258] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:20kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 971.459282] Normal free:32kB min:5580kB low:9168kB high:12756kB active_anon:20340kB inactive_anon:164kB active_file:0kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16172kB slab_unreclaimable:231044kB kernel_stack:3904kB pagetables:1548kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 971.459319] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 32*4kB (M) 2*8kB (M) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 144kB 101 total pagecache pages [ 971.459352] 0 pages in swap cache [ 971.459356] Swap cache stats: add 0, delete 0, find 0/0 [ 971.459358] Free swap = 0kB [ 971.459360] Total swap = 0kB [ 971.459362] 1965979 pages RAM [ 971.459363] 0 pages HighMem/MovableOnly [ 971.459365] 313617 pages reserved [ 971.459371] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 971.459376] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 971.459380] node 0: slabs: 628, objs: 7536, free: 0 [ 971.459384] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 971.537528] syz-executor.0: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 971.537537] CPU: 0 PID: 2387 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 971.537553] ffff8801db6075c8 ffffffff81b42e79 1ffff1003b6c0ebb dffffc0000000000 [ 971.537562] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db607710 [ 971.537572] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 971.537574] Call Trace: [ 971.537590] [ 971.537590] [] dump_stack+0xc1/0x128 [ 971.537600] [] warn_alloc.cold.31+0x7f/0x9c [ 971.537609] [] ? zone_watermark_ok_safe+0x250/0x250 [ 971.537617] [] ? get_page_from_freelist+0x23e/0x1d80 [ 971.537626] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 971.537634] [] ? __lock_acquire+0x654/0x4a10 [ 971.537642] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 971.537650] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 971.537658] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 971.537666] [] ? _find_next_bit.part.0+0xe0/0x120 [ 971.537675] [] new_slab+0x367/0x3d0 [ 971.537683] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 971.537692] [] ? __alloc_skb+0xe6/0x5b0 [ 971.537699] [] ? trace_hardirqs_on+0x10/0x10 [ 971.537707] [] ? check_preemption_disabled+0x3b/0x200 [ 971.537715] [] ? __alloc_skb+0xe6/0x5b0 [ 971.537723] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 971.537730] [] ? __alloc_skb+0xe6/0x5b0 [ 971.537737] [] kmem_cache_alloc+0x212/0x2b0 [ 971.537744] [] ? mark_held_locks+0xc7/0x130 [ 971.537751] [] __alloc_skb+0xe6/0x5b0 [ 971.537759] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 971.537766] [] ? ipv6_get_ifaddr+0x300/0x510 [ 971.537772] [] ? trace_hardirqs_on+0xd/0x10 [ 971.537781] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 971.537790] [] ndisc_alloc_skb+0x144/0x330 [ 971.537798] [] ndisc_send_rs+0x2ff/0x670 [ 971.537804] [] ? __ipv6_get_lladdr+0x250/0x250 [ 971.537811] [] addrconf_rs_timer+0x27e/0x5a0 [ 971.537817] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.537825] [] call_timer_fn+0x163/0x6e0 [ 971.537832] [] ? call_timer_fn+0xda/0x6e0 [ 971.537839] [] ? debug_object_deactivate+0x214/0x340 [ 971.537845] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.537851] [] ? process_timeout+0x20/0x20 [ 971.537859] [] ? check_preemption_disabled+0x3b/0x200 [ 971.537866] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 971.537873] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.537880] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 971.537886] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.537893] [] expire_timers+0x234/0x580 [ 971.537899] [] ? collect_expired_timers+0x1d5/0x2b0 [ 971.537906] [] run_timer_softirq+0x208/0x5e0 [ 971.537913] [] ? expire_timers+0x580/0x580 [ 971.537921] [] ? tick_program_event+0x103/0x180 [ 971.537928] [] ? check_preemption_disabled+0x3b/0x200 [ 971.537937] [] __do_softirq+0x20e/0x964 [ 971.537944] [] ? check_preemption_disabled+0x3b/0x200 [ 971.537951] [] irq_exit+0x11c/0x150 [ 971.537958] [] smp_apic_timer_interrupt+0x81/0xb0 [ 971.537965] [] apic_timer_interrupt+0x9d/0xb0 [ 971.537975] [ 971.537975] [] ? _raw_spin_unlock_irqrestore+0x5f/0x70 [ 971.537983] [] debug_check_no_obj_freed+0x2ce/0x890 [ 971.537991] [] ? debug_object_activate+0x4e0/0x4e0 [ 971.537997] [] ? _raw_spin_unlock+0x2c/0x50 [ 971.538004] [] __vunmap+0x130/0x400 [ 971.538010] [] vfree+0x50/0x110 [ 971.538017] [] __vmalloc_node_range+0x423/0x600 [ 971.538024] [] ? xt_alloc_table_info+0xc9/0x100 [ 971.538031] [] vmalloc+0x5b/0x70 [ 971.538038] [] ? xt_alloc_table_info+0xc9/0x100 [ 971.538045] [] xt_alloc_table_info+0xc9/0x100 [ 971.538053] [] do_ipt_set_ctl+0x235/0x460 [ 971.538061] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 971.538070] [] ? mutex_unlock+0x9/0x10 [ 971.538078] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 971.538085] [] nf_setsockopt+0x6d/0xc0 [ 971.538093] [] ip_setsockopt+0x88/0xa0 [ 971.538102] [] udp_setsockopt+0x4a/0x90 [ 971.538109] [] ipv6_setsockopt+0x10a/0x130 [ 971.538116] [] tcp_setsockopt+0x88/0xe0 [ 971.538124] [] sock_common_setsockopt+0x9a/0xe0 [ 971.538131] [] SyS_setsockopt+0x166/0x260 [ 971.538137] [] ? SyS_recv+0x40/0x40 [ 971.538145] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 971.538152] [] ? SyS_clock_settime+0x220/0x220 [ 971.538159] [] ? do_syscall_64+0x48/0x550 [ 971.538166] [] ? SyS_recv+0x40/0x40 [ 971.538172] [] do_syscall_64+0x19f/0x550 [ 971.538180] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 971.538182] Mem-Info: [ 971.538198] active_anon:5085 inactive_anon:41 isolated_anon:0 [ 971.538198] active_file:0 inactive_file:44 isolated_file:0 [ 971.538198] unevictable:0 dirty:0 writeback:0 unstable:0 [ 971.538198] slab_reclaimable:4043 slab_unreclaimable:57766 [ 971.538198] mapped:16 shmem:48 pagetables:387 bounce:0 [ 971.538198] free:22 free_pcp:0 free_cma:0 [ 971.538210] Node 0 active_anon:20340kB inactive_anon:164kB active_file:0kB inactive_file:176kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:64kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 971.538227] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:20kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 971.538251] Normal free:88kB min:5580kB low:9168kB high:12756kB active_anon:20340kB inactive_anon:164kB active_file:0kB inactive_file:176kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16172kB slab_unreclaimable:231044kB kernel_stack:3904kB pagetables:1548kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 971.538284] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 32*4kB (M) 2*8kB (M) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 144kB 92 total pagecache pages [ 971.538319] 0 pages in swap cache [ 971.538322] Swap cache stats: add 0, delete 0, find 0/0 [ 971.538324] Free swap = 0kB [ 971.538326] Total swap = 0kB [ 971.538328] 1965979 pages RAM [ 971.538330] 0 pages HighMem/MovableOnly [ 971.538331] 313617 pages reserved [ 971.538338] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 971.538343] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 971.538348] node 0: slabs: 628, objs: 7536, free: 0 [ 971.538353] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 971.538377] syz-executor.0: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 971.538383] CPU: 0 PID: 2387 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 971.538394] ffff8801db6075c8 ffffffff81b42e79 1ffff1003b6c0ebb dffffc0000000000 [ 971.538403] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db607710 [ 971.538413] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 971.538415] Call Trace: [ 971.538424] [ 971.538424] [] dump_stack+0xc1/0x128 [ 971.538432] [] warn_alloc.cold.31+0x7f/0x9c [ 971.538440] [] ? zone_watermark_ok_safe+0x250/0x250 [ 971.538447] [] ? get_page_from_freelist+0x23e/0x1d80 [ 971.538456] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 971.538466] [] ? kvm_sched_clock_read+0x9/0x20 [ 971.538473] [] ? sched_clock+0x9/0x10 [ 971.538481] [] ? down_trylock+0x50/0x70 [ 971.538489] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 971.538498] [] ? vprintk_emit+0x272/0x790 [ 971.538505] [] ? trace_hardirqs_on+0x10/0x10 [ 971.538513] [] new_slab+0x367/0x3d0 [ 971.538521] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 971.538534] [] ? __alloc_skb+0xe6/0x5b0 [ 971.538540] [] ? trace_hardirqs_on+0x10/0x10 [ 971.538548] [] ? debug_object_activate+0x32d/0x4e0 [ 971.538555] [] ? check_preemption_disabled+0x3b/0x200 [ 971.538563] [] ? __alloc_skb+0xe6/0x5b0 [ 971.538571] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 971.538578] [] ? __alloc_skb+0xe6/0x5b0 [ 971.538585] [] kmem_cache_alloc+0x212/0x2b0 [ 971.538592] [] ? mark_held_locks+0xc7/0x130 [ 971.538599] [] __alloc_skb+0xe6/0x5b0 [ 971.538607] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 971.538613] [] ? ipv6_get_ifaddr+0x300/0x510 [ 971.538619] [] ? trace_hardirqs_on+0xd/0x10 [ 971.538626] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 971.538634] [] ndisc_alloc_skb+0x144/0x330 [ 971.538641] [] ndisc_send_rs+0x2ff/0x670 [ 971.538648] [] ? __ipv6_get_lladdr+0x250/0x250 [ 971.538654] [] addrconf_rs_timer+0x27e/0x5a0 [ 971.538661] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.538668] [] call_timer_fn+0x163/0x6e0 [ 971.538674] [] ? call_timer_fn+0xda/0x6e0 [ 971.538681] [] ? debug_object_deactivate+0x214/0x340 [ 971.538687] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.538694] [] ? process_timeout+0x20/0x20 [ 971.538701] [] ? check_preemption_disabled+0x3b/0x200 [ 971.538708] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 971.538714] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.538721] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 971.538728] [] ? ipv6_get_lladdr+0x440/0x440 [ 971.538734] [] expire_timers+0x234/0x580 [ 971.538741] [] ? collect_expired_timers+0x1d5/0x2b0 [ 971.538748] [] run_timer_softirq+0x208/0x5e0 [ 971.538754] [] ? expire_timers+0x580/0x580 [ 971.538761] [] ? tick_program_event+0x103/0x180 [ 971.538768] [] ? check_preemption_disabled+0x3b/0x200 [ 971.538776] [] __do_softirq+0x20e/0x964 [ 971.538783] [] ? check_preemption_disabled+0x3b/0x200 [ 971.538790] [] irq_exit+0x11c/0x150 [ 971.538797] [] smp_apic_timer_interrupt+0x81/0xb0 [ 971.538804] [] apic_timer_interrupt+0x9d/0xb0 [ 971.538814] [ 971.538814] [] ? _raw_spin_unlock_irqrestore+0x5f/0x70 [ 971.538822] [] debug_check_no_obj_freed+0x2ce/0x890 [ 971.538829] [] ? debug_object_activate+0x4e0/0x4e0 [ 971.538836] [] ? _raw_spin_unlock+0x2c/0x50 [ 971.538842] [] __vunmap+0x130/0x400 [ 971.538848] [] vfree+0x50/0x110 [ 971.538855] [] __vmalloc_node_range+0x423/0x600 [ 971.538862] [] ? xt_alloc_table_info+0xc9/0x100 [ 971.538868] [] vmalloc+0x5b/0x70 [ 971.538875] [] ? xt_alloc_table_info+0xc9/0x100 [ 971.538881] [] xt_alloc_table_info+0xc9/0x100 [ 971.538889] [] do_ipt_set_ctl+0x235/0x460 [ 971.538897] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 971.538904] [] ? mutex_unlock+0x9/0x10 [ 971.538911] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 971.538918] [] nf_setsockopt+0x6d/0xc0 [ 971.538925] [] ip_setsockopt+0x88/0xa0 [ 971.538932] [] udp_setsockopt+0x4a/0x90 [ 971.538940] [] ipv6_setsockopt+0x10a/0x130 [ 971.538946] [] tcp_setsockopt+0x88/0xe0 [ 971.538954] [] sock_common_setsockopt+0x9a/0xe0 [ 971.538961] [] SyS_setsockopt+0x166/0x260 [ 971.538967] [] ? SyS_recv+0x40/0x40 [ 971.538974] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 971.538981] [] ? SyS_clock_settime+0x220/0x220 [ 971.538988] [] ? do_syscall_64+0x48/0x550 [ 971.538994] [] ? SyS_recv+0x40/0x40 [ 971.539000] [] do_syscall_64+0x19f/0x550 [ 971.539007] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 971.539010] Mem-Info: [ 971.539024] active_anon:5085 inactive_anon:41 isolated_anon:0 [ 971.539024] active_file:0 inactive_file:44 isolated_file:0 [ 971.539024] unevictable:0 dirty:0 writeback:0 unstable:0 [ 971.539024] slab_reclaimable:4043 slab_unreclaimable:57766 [ 971.539024] mapped:16 shmem:48 pagetables:387 bounce:0 [ 971.539024] free:22 free_pcp:0 free_cma:0 [ 971.539035] Node 0 active_anon:20340kB inactive_anon:164kB active_file:0kB inactive_file:176kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:64kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 971.539051] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:20kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 971.539075] Normal free:88kB min:5580kB low:9168kB high:12756kB active_anon:20340kB inactive_anon:164kB active_file:0kB inactive_file:176kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16172kB slab_unreclaimable:231044kB kernel_stack:3904kB pagetables:1548kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 971.539107] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 32*4kB (M) 2*8kB (M) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 144kB 92 total pagecache pages [ 971.539140] 0 pages in swap cache [ 971.539144] Swap cache stats: add 0, delete 0, find 0/0 [ 971.539146] Free swap = 0kB [ 971.539148] Total swap = 0kB [ 971.539150] 1965979 pages RAM [ 971.539151] 0 pages HighMem/MovableOnly [ 971.539153] 313617 pages reserved [ 971.539158] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 971.539163] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 971.539168] node 0: slabs: 628, objs: 7536, free: 0 [ 971.539171] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 971.697521] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 971.697526] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 971.697532] node 0: slabs: 628, objs: 7536, free: 0 [ 971.697536] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 971.777522] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 971.777528] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 971.777533] node 0: slabs: 628, objs: 7536, free: 0 [ 971.777538] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 971.777555] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 971.777560] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 971.777564] node 0: slabs: 628, objs: 7536, free: 0 [ 971.777568] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 971.857515] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 971.857520] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 971.857525] node 0: slabs: 628, objs: 7536, free: 0 [ 971.857528] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 971.977608] lowmemorykiller: Killing 'syz-executor.5' (2381) (tgid 2378), adj 1000, [ 971.977608] to free 108kB on behalf of 'syz-executor.0' (2237) because [ 971.977608] cache 120kB is below limit 6144kB for oom_score_adj 0 [ 971.977608] Free memory is -37360kB above reserved [ 971.977619] lowmemorykiller: Killing 'syz-executor.5' (2381) (tgid 2378), adj 1000, [ 971.977619] to free 108kB on behalf of 'syz-executor.3' (2236) because [ 971.977619] cache 120kB is below limit 6144kB for oom_score_adj 0 [ 971.977619] Free memory is -37360kB above reserved [ 971.992597] lowmemorykiller: Killing 'syz-executor.5' (2381) (tgid 2378), adj 1000, [ 971.992597] to free 108kB on behalf of 'syz-executor.1' (2242) because [ 971.992597] cache 120kB is below limit 6144kB for oom_score_adj 0 [ 971.992597] Free memory is -37360kB above reserved [ 974.333898] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 974.333898] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 974.333898] cache 8968kB is below limit 16384kB for oom_score_adj 6 [ 974.333898] Free memory is -13476kB above reserved [ 975.337547] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 975.337547] to free 108kB on behalf of 'syz-execprog' (2215) because [ 975.337547] cache 308kB is below limit 6144kB for oom_score_adj 0 [ 975.337547] Free memory is -13344kB above reserved [ 975.337559] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 975.337559] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 975.337559] cache 308kB is below limit 6144kB for oom_score_adj 0 [ 975.337559] Free memory is -13344kB above reserved [ 976.347531] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 976.347531] to free 108kB on behalf of 'blkid' (2407) because [ 976.347531] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 976.347531] Free memory is -13304kB above reserved [ 977.357542] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 977.357542] to free 108kB on behalf of 'syz-execprog' (2217) because [ 977.357542] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 977.357542] Free memory is -13304kB above reserved [ 978.368723] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 978.368723] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 978.368723] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 978.368723] Free memory is -13304kB above reserved [ 978.368743] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 978.368743] to free 108kB on behalf of 'syz-execprog' (2232) because [ 978.368743] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 978.368743] Free memory is -13304kB above reserved [ 979.377589] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 979.377589] to free 108kB on behalf of 'syz-execprog' (2232) because [ 979.377589] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 979.377589] Free memory is -13304kB above reserved [ 979.377600] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 979.377600] to free 108kB on behalf of 'blkid' (2412) because [ 979.377600] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 979.377600] Free memory is -13304kB above reserved [ 980.387552] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 980.387552] to free 108kB on behalf of 'blkid' (2412) because [ 980.387552] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 980.387552] Free memory is -13436kB above reserved [ 980.387563] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 980.387563] to free 108kB on behalf of 'syz-execprog' (2217) because [ 980.387563] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 980.387563] Free memory is -13436kB above reserved [ 981.397542] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 981.397542] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 981.397542] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 981.397542] Free memory is -13568kB above reserved [ 982.407550] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 982.407550] to free 108kB on behalf of 'syz-execprog' (2215) because [ 982.407550] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 982.407550] Free memory is -13568kB above reserved [ 983.417587] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 983.417587] to free 108kB on behalf of 'syz-execprog' (2217) because [ 983.417587] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 983.417587] Free memory is -13568kB above reserved [ 983.417597] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 983.417597] to free 108kB on behalf of 'init' (1) because [ 983.417597] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 983.417597] Free memory is -13568kB above reserved [ 984.427570] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 984.427570] to free 108kB on behalf of 'blkid' (2411) because [ 984.427570] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 984.427570] Free memory is -13568kB above reserved [ 984.427581] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 984.427581] to free 108kB on behalf of 'syz-execprog' (2232) because [ 984.427581] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 984.427581] Free memory is -13568kB above reserved [ 984.511554] warn_alloc: 6 callbacks suppressed [ 984.511570] blkid: page allocation stalls for 10030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 984.511578] CPU: 0 PID: 2407 Comm: blkid Not tainted 4.9.141+ #1 [ 984.511593] ffff880070bd77c0 ffffffff81b42e79 1ffff1000e17aefa ffff8801c6ae97c0 [ 984.511604] ffffffff82a97480 0000000000000001 0000000000400000 ffff880070bd7908 [ 984.511613] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 984.511615] Call Trace: [ 984.511632] [] dump_stack+0xc1/0x128 [ 984.511642] [] warn_alloc.cold.31+0x7f/0x9c [ 984.511652] [] ? zone_watermark_ok_safe+0x250/0x250 [ 984.511717] [] ? shrink_node+0x740/0x740 [ 984.511727] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 984.511735] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 984.511744] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 984.511753] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 984.511760] [] ? find_get_entry+0x11a/0x570 [ 984.511767] [] ? find_get_entry+0x141/0x570 [ 984.511774] [] ? page_cache_prev_hole+0x80/0x80 [ 984.511794] [] ? touch_atime+0xdb/0x270 [ 984.511802] [] ? pagecache_get_page+0x131/0x710 [ 984.511810] [] filemap_fault+0xaf1/0x1110 [ 984.511845] [] ext4_filemap_fault+0x71/0xa0 [ 984.511867] [] __do_fault+0x223/0x500 [ 984.511874] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 984.511882] [] ? generic_file_readonly_mmap+0x190/0x190 [ 984.511889] [] handle_mm_fault+0x1326/0x2350 [ 984.511896] [] ? vm_insert_page+0x6f0/0x6f0 [ 984.511930] [] ? selinux_file_permission+0x82/0x470 [ 984.511956] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 984.511966] [] __do_page_fault+0x403/0xa60 [ 984.511973] [] ? bad_area_access_error+0x3a0/0x3a0 [ 984.511983] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 984.511991] [] do_page_fault+0x27/0x30 [ 984.511999] [] page_fault+0x25/0x30 [ 984.512003] Mem-Info: [ 984.512019] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 984.512019] active_file:21 inactive_file:42 isolated_file:0 [ 984.512019] unevictable:0 dirty:0 writeback:0 unstable:0 [ 984.512019] slab_reclaimable:4093 slab_unreclaimable:57654 [ 984.512019] mapped:34 shmem:48 pagetables:393 bounce:0 [ 984.512019] free:5984 free_pcp:125 free_cma:0 [ 984.512032] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 984.512051] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:932kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 984.512077] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229684kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:364kB local_pcp:128kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 984.512133] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18700kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 984.512183] 0 pages in swap cache [ 984.512187] Swap cache stats: add 0, delete 0, find 0/0 [ 984.512189] Free swap = 0kB [ 984.512191] Total swap = 0kB [ 984.512194] 1965979 pages RAM [ 984.512196] 0 pages HighMem/MovableOnly [ 984.512198] 313617 pages reserved [ 984.525803] blkid: page allocation stalls for 10030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 984.525821] CPU: 0 PID: 2412 Comm: blkid Not tainted 4.9.141+ #1 [ 984.525833] ffff8800807577c0 ffffffff81b42e79 1ffff100100eaefa ffff8801c7590000 [ 984.525841] ffffffff82a97480 0000000000000001 0000000000400000 ffff880080757908 [ 984.525850] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 984.525851] Call Trace: [ 984.525861] [] dump_stack+0xc1/0x128 [ 984.525868] [] warn_alloc.cold.31+0x7f/0x9c [ 984.525876] [] ? zone_watermark_ok_safe+0x250/0x250 [ 984.525883] [] ? shrink_node+0x740/0x740 [ 984.525908] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 984.525916] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 984.525924] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 984.525932] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 984.525939] [] ? find_get_entry+0x11a/0x570 [ 984.525950] [] ? find_get_entry+0x141/0x570 [ 984.525956] [] ? page_cache_prev_hole+0x80/0x80 [ 984.525962] [] ? touch_atime+0xdb/0x270 [ 984.525969] [] ? pagecache_get_page+0x131/0x710 [ 984.525976] [] filemap_fault+0xaf1/0x1110 [ 984.525984] [] ext4_filemap_fault+0x71/0xa0 [ 984.525989] [] __do_fault+0x223/0x500 [ 984.525995] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 984.526003] [] ? generic_file_readonly_mmap+0x190/0x190 [ 984.526010] [] handle_mm_fault+0x1326/0x2350 [ 984.526016] [] ? vm_insert_page+0x6f0/0x6f0 [ 984.526023] [] ? selinux_file_permission+0x82/0x470 [ 984.526032] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 984.526039] [] __do_page_fault+0x403/0xa60 [ 984.526046] [] ? bad_area_access_error+0x3a0/0x3a0 [ 984.526054] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 984.526061] [] do_page_fault+0x27/0x30 [ 984.526067] [] page_fault+0x25/0x30 [ 984.526071] Mem-Info: [ 984.526085] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 984.526085] active_file:21 inactive_file:42 isolated_file:0 [ 984.526085] unevictable:0 dirty:0 writeback:0 unstable:0 [ 984.526085] slab_reclaimable:4093 slab_unreclaimable:57654 [ 984.526085] mapped:34 shmem:48 pagetables:393 bounce:0 [ 984.526085] free:5984 free_pcp:125 free_cma:0 [ 984.526097] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 984.526113] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:932kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 984.526137] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229684kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:364kB local_pcp:128kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 984.526187] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18700kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 984.526230] 0 pages in swap cache [ 984.526234] Swap cache stats: add 0, delete 0, find 0/0 [ 984.526236] Free swap = 0kB [ 984.526238] Total swap = 0kB [ 984.526240] 1965979 pages RAM [ 984.526241] 0 pages HighMem/MovableOnly [ 984.526244] 313617 pages reserved [ 984.532153] blkid: page allocation stalls for 10020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 984.532160] CPU: 1 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 984.532172] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 984.532182] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 984.532191] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 984.532193] Call Trace: [ 984.532202] [] dump_stack+0xc1/0x128 [ 984.532210] [] warn_alloc.cold.31+0x7f/0x9c [ 984.532218] [] ? zone_watermark_ok_safe+0x250/0x250 [ 984.532226] [] ? shrink_node+0x740/0x740 [ 984.532235] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 984.532242] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 984.532250] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 984.532258] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 984.532265] [] ? find_get_entry+0x11a/0x570 [ 984.532272] [] ? find_get_entry+0x141/0x570 [ 984.532279] [] ? page_cache_prev_hole+0x80/0x80 [ 984.532286] [] ? touch_atime+0xdb/0x270 [ 984.532293] [] ? pagecache_get_page+0x131/0x710 [ 984.532301] [] filemap_fault+0xaf1/0x1110 [ 984.532308] [] ext4_filemap_fault+0x71/0xa0 [ 984.532315] [] __do_fault+0x223/0x500 [ 984.532322] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 984.532330] [] ? generic_file_readonly_mmap+0x190/0x190 [ 984.532337] [] handle_mm_fault+0x1326/0x2350 [ 984.532344] [] ? vm_insert_page+0x6f0/0x6f0 [ 984.532351] [] ? selinux_file_permission+0x82/0x470 [ 984.532359] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 984.532367] [] __do_page_fault+0x403/0xa60 [ 984.532375] [] ? bad_area_access_error+0x3a0/0x3a0 [ 984.532383] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 984.532390] [] do_page_fault+0x27/0x30 [ 984.532397] [] page_fault+0x25/0x30 [ 984.532399] Mem-Info: [ 984.532415] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 984.532415] active_file:21 inactive_file:42 isolated_file:0 [ 984.532415] unevictable:0 dirty:0 writeback:0 unstable:0 [ 984.532415] slab_reclaimable:4093 slab_unreclaimable:57654 [ 984.532415] mapped:34 shmem:48 pagetables:393 bounce:0 [ 984.532415] free:5984 free_pcp:125 free_cma:0 [ 984.532428] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 984.532446] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:932kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 984.532471] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229684kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:364kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 984.532526] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18700kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 984.532575] 0 pages in swap cache [ 984.532579] Swap cache stats: add 0, delete 0, find 0/0 [ 984.532581] Free swap = 0kB [ 984.532583] Total swap = 0kB [ 984.532585] 1965979 pages RAM [ 984.532587] 0 pages HighMem/MovableOnly [ 984.532590] 313617 pages reserved [ 984.539370] syz-execprog: page allocation stalls for 10040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 984.539377] CPU: 1 PID: 2232 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 984.539389] ffff8801c8d8f7c0 ffffffff81b42e79 1ffff100391b1efa ffff8801c9368000 [ 984.539399] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c8d8f908 [ 984.539408] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 984.539410] Call Trace: [ 984.539419] [] dump_stack+0xc1/0x128 [ 984.539427] [] warn_alloc.cold.31+0x7f/0x9c [ 984.539435] [] ? zone_watermark_ok_safe+0x250/0x250 [ 984.539443] [] ? shrink_node+0x740/0x740 [ 984.539451] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 984.539459] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 984.539467] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 984.539476] [] ? check_preemption_disabled+0x3b/0x200 [ 984.539483] [] ? find_get_entry+0x11a/0x570 [ 984.539490] [] ? find_get_entry+0x141/0x570 [ 984.539497] [] ? page_cache_prev_hole+0x80/0x80 [ 984.539506] [] ? autoremove_wake_function+0x40/0x40 [ 984.539513] [] ? pagecache_get_page+0x131/0x710 [ 984.539521] [] filemap_fault+0xaf1/0x1110 [ 984.539528] [] ext4_filemap_fault+0x71/0xa0 [ 984.539534] [] __do_fault+0x223/0x500 [ 984.539541] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 984.539549] [] ? handle_mm_fault+0x1d4f/0x2350 [ 984.539556] [] handle_mm_fault+0x1326/0x2350 [ 984.539563] [] ? vm_insert_page+0x6f0/0x6f0 [ 984.539571] [] ? selinux_file_permission+0x82/0x470 [ 984.539579] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 984.539586] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 984.539594] [] __do_page_fault+0x403/0xa60 [ 984.539601] [] ? bad_area_access_error+0x3a0/0x3a0 [ 984.539610] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 984.539617] [] do_page_fault+0x27/0x30 [ 984.539623] [] page_fault+0x25/0x30 [ 984.539626] Mem-Info: [ 984.539641] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 984.539641] active_file:21 inactive_file:42 isolated_file:0 [ 984.539641] unevictable:0 dirty:0 writeback:0 unstable:0 [ 984.539641] slab_reclaimable:4093 slab_unreclaimable:57654 [ 984.539641] mapped:34 shmem:48 pagetables:393 bounce:0 [ 984.539641] free:5984 free_pcp:125 free_cma:0 [ 984.539654] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 984.539672] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:932kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 984.539698] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229684kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:364kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 984.539753] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18700kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 984.539802] 0 pages in swap cache [ 984.539806] Swap cache stats: add 0, delete 0, find 0/0 [ 984.539808] Free swap = 0kB [ 984.539810] Total swap = 0kB [ 984.539813] 1965979 pages RAM [ 984.539815] 0 pages HighMem/MovableOnly [ 984.539817] 313617 pages reserved [ 984.626471] blkid: page allocation stalls for 10010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 984.626478] CPU: 1 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 984.626491] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 984.626501] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 984.626510] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 984.626512] Call Trace: [ 984.626526] [] dump_stack+0xc1/0x128 [ 984.626536] [] warn_alloc.cold.31+0x7f/0x9c [ 984.626545] [] ? zone_watermark_ok_safe+0x250/0x250 [ 984.626554] [] ? shrink_node+0x740/0x740 [ 984.626563] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 984.626571] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 984.626579] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 984.626586] [] ? find_get_entry+0x11a/0x570 [ 984.626593] [] ? find_get_entry+0x141/0x570 [ 984.626600] [] ? page_cache_prev_hole+0x80/0x80 [ 984.626609] [] ? autoremove_wake_function+0x40/0x40 [ 984.626617] [] ? pagecache_get_page+0x131/0x710 [ 984.626624] [] filemap_fault+0xaf1/0x1110 [ 984.626632] [] ext4_filemap_fault+0x71/0xa0 [ 984.626639] [] __do_fault+0x223/0x500 [ 984.626646] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 984.626654] [] ? generic_file_readonly_mmap+0x190/0x190 [ 984.626661] [] handle_mm_fault+0x1326/0x2350 [ 984.626668] [] ? vm_insert_page+0x6f0/0x6f0 [ 984.626676] [] ? selinux_file_permission+0x82/0x470 [ 984.626685] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 984.626692] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 984.626701] [] __do_page_fault+0x403/0xa60 [ 984.626708] [] ? bad_area_access_error+0x3a0/0x3a0 [ 984.626717] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 984.626724] [] do_page_fault+0x27/0x30 [ 984.626732] [] page_fault+0x25/0x30 [ 984.626735] Mem-Info: [ 984.626751] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 984.626751] active_file:21 inactive_file:42 isolated_file:0 [ 984.626751] unevictable:0 dirty:0 writeback:0 unstable:0 [ 984.626751] slab_reclaimable:4093 slab_unreclaimable:57654 [ 984.626751] mapped:34 shmem:48 pagetables:393 bounce:0 [ 984.626751] free:5984 free_pcp:125 free_cma:0 [ 984.626764] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 984.626782] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:932kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 984.626808] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229684kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:364kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 984.626870] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18700kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 984.626920] 0 pages in swap cache [ 984.626924] Swap cache stats: add 0, delete 0, find 0/0 [ 984.626926] Free swap = 0kB [ 984.626928] Total swap = 0kB [ 984.626930] 1965979 pages RAM [ 984.626932] 0 pages HighMem/MovableOnly [ 984.626934] 313617 pages reserved [ 984.628729] syz-execprog: page allocation stalls for 10050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 984.628735] CPU: 1 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 984.628747] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 984.628757] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 984.628767] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 984.628768] Call Trace: [ 984.628777] [] dump_stack+0xc1/0x128 [ 984.628785] [] warn_alloc.cold.31+0x7f/0x9c [ 984.628793] [] ? zone_watermark_ok_safe+0x250/0x250 [ 984.628800] [] ? shrink_node+0x740/0x740 [ 984.628809] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 984.628816] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 984.628825] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 984.628833] [] ? check_preemption_disabled+0x3b/0x200 [ 984.628840] [] ? find_get_entry+0x11a/0x570 [ 984.628853] [] ? find_get_entry+0x141/0x570 [ 984.628861] [] ? page_cache_prev_hole+0x80/0x80 [ 984.628870] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 984.628877] [] ? pagecache_get_page+0x131/0x710 [ 984.628885] [] filemap_fault+0xaf1/0x1110 [ 984.628892] [] ext4_filemap_fault+0x71/0xa0 [ 984.628899] [] __do_fault+0x223/0x500 [ 984.628906] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 984.628914] [] ? generic_file_readonly_mmap+0x190/0x190 [ 984.628921] [] handle_mm_fault+0x1326/0x2350 [ 984.628928] [] ? vm_insert_page+0x6f0/0x6f0 [ 984.628935] [] ? kvm_clock_read+0x23/0x40 [ 984.628943] [] ? kvm_clock_get_cycles+0x9/0x10 [ 984.628951] [] __do_page_fault+0x403/0xa60 [ 984.628958] [] ? bad_area_access_error+0x3a0/0x3a0 [ 984.628967] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 984.628974] [] do_page_fault+0x27/0x30 [ 984.628981] [] page_fault+0x25/0x30 [ 984.628983] Mem-Info: [ 984.628999] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 984.628999] active_file:21 inactive_file:42 isolated_file:0 [ 984.628999] unevictable:0 dirty:0 writeback:0 unstable:0 [ 984.628999] slab_reclaimable:4093 slab_unreclaimable:57654 [ 984.628999] mapped:34 shmem:48 pagetables:393 bounce:0 [ 984.628999] free:5984 free_pcp:125 free_cma:0 [ 984.629011] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 984.629029] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:932kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 984.629055] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229684kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:364kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 984.629110] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18700kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 984.629159] 0 pages in swap cache [ 984.629163] Swap cache stats: add 0, delete 0, find 0/0 [ 984.629165] Free swap = 0kB [ 984.629167] Total swap = 0kB [ 984.629169] 1965979 pages RAM [ 984.629172] 0 pages HighMem/MovableOnly [ 984.629174] 313617 pages reserved [ 984.638622] syz-execprog: page allocation stalls for 10040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 984.638629] CPU: 1 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 984.638640] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 984.638650] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 984.638660] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 984.638662] Call Trace: [ 984.638671] [] dump_stack+0xc1/0x128 [ 984.638678] [] warn_alloc.cold.31+0x7f/0x9c [ 984.638687] [] ? zone_watermark_ok_safe+0x250/0x250 [ 984.638695] [] ? shrink_node+0x740/0x740 [ 984.638704] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 984.638711] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 984.638720] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 984.638727] [] ? check_preemption_disabled+0x3b/0x200 [ 984.638735] [] ? find_get_entry+0x11a/0x570 [ 984.638742] [] ? find_get_entry+0x141/0x570 [ 984.638749] [] ? page_cache_prev_hole+0x80/0x80 [ 984.638757] [] ? autoremove_wake_function+0x40/0x40 [ 984.638764] [] ? pagecache_get_page+0x131/0x710 [ 984.638771] [] filemap_fault+0xaf1/0x1110 [ 984.638779] [] ext4_filemap_fault+0x71/0xa0 [ 984.638786] [] __do_fault+0x223/0x500 [ 984.638793] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 984.638800] [] ? handle_mm_fault+0x1d4f/0x2350 [ 984.638807] [] handle_mm_fault+0x1326/0x2350 [ 984.638875] [] ? poll_select_set_timeout+0xb5/0x120 [ 984.638882] [] ? vm_insert_page+0x6f0/0x6f0 [ 984.638890] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 984.638898] [] __do_page_fault+0x403/0xa60 [ 984.638906] [] ? bad_area_access_error+0x3a0/0x3a0 [ 984.638914] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 984.638921] [] do_page_fault+0x27/0x30 [ 984.638928] [] page_fault+0x25/0x30 [ 984.638931] Mem-Info: [ 984.638946] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 984.638946] active_file:21 inactive_file:42 isolated_file:0 [ 984.638946] unevictable:0 dirty:0 writeback:0 unstable:0 [ 984.638946] slab_reclaimable:4093 slab_unreclaimable:57654 [ 984.638946] mapped:34 shmem:48 pagetables:393 bounce:0 [ 984.638946] free:5984 free_pcp:125 free_cma:0 [ 984.638959] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 984.638977] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:932kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 984.639004] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229684kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:364kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 984.639060] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18700kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 984.639109] 0 pages in swap cache [ 984.639113] Swap cache stats: add 0, delete 0, find 0/0 [ 984.639115] Free swap = 0kB [ 984.639117] Total swap = 0kB [ 984.639119] 1965979 pages RAM [ 984.639122] 0 pages HighMem/MovableOnly [ 984.639124] 313617 pages reserved [ 985.437563] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 985.437563] to free 108kB on behalf of 'blkid' (2410) because [ 985.437563] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 985.437563] Free memory is -13568kB above reserved [ 985.437585] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 985.437585] to free 108kB on behalf of 'syz-execprog' (2215) because [ 985.437585] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 985.437585] Free memory is -13568kB above reserved [ 985.477530] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 985.477530] to free 108kB on behalf of 'syz-execprog' (2217) because [ 985.477530] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 985.477530] Free memory is -13568kB above reserved [ 986.487541] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 986.487541] to free 108kB on behalf of 'blkid' (2411) because [ 986.487541] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 986.487541] Free memory is -13568kB above reserved [ 987.312117] init: page allocation stalls for 10030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 987.312126] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 987.312140] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 987.312151] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 987.312161] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 987.312163] Call Trace: [ 987.312178] [] dump_stack+0xc1/0x128 [ 987.312188] [] warn_alloc.cold.31+0x7f/0x9c [ 987.312197] [] ? zone_watermark_ok_safe+0x250/0x250 [ 987.312206] [] ? shrink_node+0x740/0x740 [ 987.312215] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 987.312223] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 987.312231] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 987.312240] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 987.312247] [] ? find_get_entry+0x11a/0x570 [ 987.312254] [] ? find_get_entry+0x141/0x570 [ 987.312261] [] ? page_cache_prev_hole+0x80/0x80 [ 987.312269] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 987.312276] [] ? pagecache_get_page+0x131/0x710 [ 987.312284] [] filemap_fault+0xaf1/0x1110 [ 987.312293] [] ext4_filemap_fault+0x71/0xa0 [ 987.312300] [] __do_fault+0x223/0x500 [ 987.312306] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 987.312314] [] ? generic_file_readonly_mmap+0x190/0x190 [ 987.312321] [] handle_mm_fault+0x1326/0x2350 [ 987.312329] [] ? vm_insert_page+0x6f0/0x6f0 [ 987.312337] [] ? kvm_clock_get_cycles+0x9/0x10 [ 987.312345] [] __do_page_fault+0x403/0xa60 [ 987.312353] [] ? bad_area_access_error+0x3a0/0x3a0 [ 987.312362] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 987.312369] [] do_page_fault+0x27/0x30 [ 987.312376] [] page_fault+0x25/0x30 [ 987.312380] Mem-Info: [ 987.312397] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 987.312397] active_file:21 inactive_file:42 isolated_file:0 [ 987.312397] unevictable:0 dirty:0 writeback:0 unstable:0 [ 987.312397] slab_reclaimable:4093 slab_unreclaimable:57654 [ 987.312397] mapped:34 shmem:48 pagetables:393 bounce:0 [ 987.312397] free:5984 free_pcp:125 free_cma:0 [ 987.312410] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 987.312429] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:932kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 987.312455] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229684kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:364kB local_pcp:128kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 987.312512] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18700kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 987.312561] 0 pages in swap cache [ 987.312565] Swap cache stats: add 0, delete 0, find 0/0 [ 987.312567] Free swap = 0kB [ 987.312569] Total swap = 0kB [ 987.312572] 1965979 pages RAM [ 987.312574] 0 pages HighMem/MovableOnly [ 987.312576] 313617 pages reserved [ 987.502548] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 987.502548] to free 108kB on behalf of 'blkid' (2407) because [ 987.502548] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 987.502548] Free memory is -13568kB above reserved [ 987.502563] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 987.502563] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 987.502563] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 987.502563] Free memory is -13568kB above reserved [ 988.509522] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 988.509522] to free 108kB on behalf of 'syz-execprog' (2215) because [ 988.509522] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 988.509522] Free memory is -13568kB above reserved [ 988.509546] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 988.509546] to free 108kB on behalf of 'syz-execprog' (2232) because [ 988.509546] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 988.509546] Free memory is -13568kB above reserved [ 989.517536] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 989.517536] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 989.517536] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 989.517536] Free memory is -13568kB above reserved [ 989.517562] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 989.517562] to free 108kB on behalf of 'syz-executor.4' (2406) because [ 989.517562] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 989.517562] Free memory is -13568kB above reserved [ 990.527532] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 990.527532] to free 108kB on behalf of 'syz-execprog' (2215) because [ 990.527532] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 990.527532] Free memory is -13568kB above reserved [ 991.537594] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 991.537594] to free 108kB on behalf of 'blkid' (2407) because [ 991.537594] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 991.537594] Free memory is -13568kB above reserved [ 992.550351] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 992.550351] to free 108kB on behalf of 'init' (1) because [ 992.550351] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 992.550351] Free memory is -13568kB above reserved [ 992.550362] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 992.550362] to free 108kB on behalf of 'syz-execprog' (2232) because [ 992.550362] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 992.550362] Free memory is -13568kB above reserved [ 993.557556] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 993.557556] to free 108kB on behalf of 'syz-execprog' (2217) because [ 993.557556] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 993.557556] Free memory is -13568kB above reserved [ 993.557567] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 993.557567] to free 108kB on behalf of 'blkid' (2410) because [ 993.557567] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 993.557567] Free memory is -13568kB above reserved [ 994.490137] blkid: page allocation stalls for 20010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 994.490145] CPU: 1 PID: 2407 Comm: blkid Not tainted 4.9.141+ #1 [ 994.490160] ffff880070bd77c0 ffffffff81b42e79 1ffff1000e17aefa ffff8801c6ae97c0 [ 994.490170] ffffffff82a97480 0000000000000001 0000000000400000 ffff880070bd7908 [ 994.490180] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 994.490182] Call Trace: [ 994.490197] [] dump_stack+0xc1/0x128 [ 994.490207] [] warn_alloc.cold.31+0x7f/0x9c [ 994.490217] [] ? zone_watermark_ok_safe+0x250/0x250 [ 994.490225] [] ? shrink_node+0x740/0x740 [ 994.490235] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 994.490243] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 994.490252] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 994.490260] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 994.490267] [] ? find_get_entry+0x11a/0x570 [ 994.490274] [] ? find_get_entry+0x141/0x570 [ 994.490281] [] ? page_cache_prev_hole+0x80/0x80 [ 994.490289] [] ? touch_atime+0xdb/0x270 [ 994.490296] [] ? pagecache_get_page+0x131/0x710 [ 994.490304] [] filemap_fault+0xaf1/0x1110 [ 994.490313] [] ext4_filemap_fault+0x71/0xa0 [ 994.490320] [] __do_fault+0x223/0x500 [ 994.490327] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 994.490335] [] ? generic_file_readonly_mmap+0x190/0x190 [ 994.490343] [] handle_mm_fault+0x1326/0x2350 [ 994.490350] [] ? vm_insert_page+0x6f0/0x6f0 [ 994.490358] [] ? selinux_file_permission+0x82/0x470 [ 994.490367] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 994.490376] [] __do_page_fault+0x403/0xa60 [ 994.490383] [] ? bad_area_access_error+0x3a0/0x3a0 [ 994.490393] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 994.490400] [] do_page_fault+0x27/0x30 [ 994.490408] [] page_fault+0x25/0x30 [ 994.490412] Mem-Info: [ 994.490428] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 994.490428] active_file:21 inactive_file:42 isolated_file:0 [ 994.490428] unevictable:0 dirty:0 writeback:0 unstable:0 [ 994.490428] slab_reclaimable:4093 slab_unreclaimable:57654 [ 994.490428] mapped:34 shmem:48 pagetables:393 bounce:0 [ 994.490428] free:5984 free_pcp:125 free_cma:0 [ 994.490441] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 994.490460] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:932kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 994.490486] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229684kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:364kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 994.490543] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18700kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 994.490593] 0 pages in swap cache [ 994.490597] Swap cache stats: add 0, delete 0, find 0/0 [ 994.490599] Free swap = 0kB [ 994.490601] Total swap = 0kB [ 994.490604] 1965979 pages RAM [ 994.490606] 0 pages HighMem/MovableOnly [ 994.490608] 313617 pages reserved [ 994.519787] syz-execprog: page allocation stalls for 20020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 994.519795] CPU: 0 PID: 2232 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 994.519808] ffff8801c8d8f7c0 ffffffff81b42e79 1ffff100391b1efa ffff8801c9368000 [ 994.519818] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c8d8f908 [ 994.519828] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 994.519830] Call Trace: [ 994.519841] [] dump_stack+0xc1/0x128 [ 994.519850] [] warn_alloc.cold.31+0x7f/0x9c [ 994.519859] [] ? zone_watermark_ok_safe+0x250/0x250 [ 994.519866] [] ? shrink_node+0x740/0x740 [ 994.519875] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 994.519883] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 994.519892] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 994.519901] [] ? check_preemption_disabled+0x3b/0x200 [ 994.519908] [] ? find_get_entry+0x11a/0x570 [ 994.519915] [] ? find_get_entry+0x141/0x570 [ 994.519922] [] ? page_cache_prev_hole+0x80/0x80 [ 994.519931] [] ? autoremove_wake_function+0x40/0x40 [ 994.519938] [] ? pagecache_get_page+0x131/0x710 [ 994.519946] [] filemap_fault+0xaf1/0x1110 [ 994.519954] [] ext4_filemap_fault+0x71/0xa0 [ 994.519960] [] __do_fault+0x223/0x500 [ 994.519966] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 994.519974] [] ? handle_mm_fault+0x1d4f/0x2350 [ 994.519981] [] handle_mm_fault+0x1326/0x2350 [ 994.519988] [] ? vm_insert_page+0x6f0/0x6f0 [ 994.519996] [] ? selinux_file_permission+0x82/0x470 [ 994.520004] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 994.520011] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 994.520020] [] __do_page_fault+0x403/0xa60 [ 994.520027] [] ? bad_area_access_error+0x3a0/0x3a0 [ 994.520036] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 994.520043] [] do_page_fault+0x27/0x30 [ 994.520050] [] page_fault+0x25/0x30 [ 994.520053] Mem-Info: [ 994.520069] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 994.520069] active_file:21 inactive_file:42 isolated_file:0 [ 994.520069] unevictable:0 dirty:0 writeback:0 unstable:0 [ 994.520069] slab_reclaimable:4093 slab_unreclaimable:57654 [ 994.520069] mapped:34 shmem:48 pagetables:393 bounce:0 [ 994.520069] free:5984 free_pcp:125 free_cma:0 [ 994.520082] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 994.520100] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:932kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 994.520126] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229684kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:364kB local_pcp:128kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 994.520182] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18700kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 994.530372] 0 pages in swap cache [ 994.530376] Swap cache stats: add 0, delete 0, find 0/0 [ 994.530379] Free swap = 0kB [ 994.530381] Total swap = 0kB [ 994.530383] 1965979 pages RAM [ 994.530385] 0 pages HighMem/MovableOnly [ 994.530387] 313617 pages reserved [ 994.538350] blkid: page allocation stalls for 20050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 994.538357] CPU: 1 PID: 2412 Comm: blkid Not tainted 4.9.141+ #1 [ 994.538369] ffff8800807577c0 ffffffff81b42e79 1ffff100100eaefa ffff8801c7590000 [ 994.538379] ffffffff82a97480 0000000000000001 0000000000400000 ffff880080757908 [ 994.538389] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 994.538390] Call Trace: [ 994.538400] [] dump_stack+0xc1/0x128 [ 994.538408] [] warn_alloc.cold.31+0x7f/0x9c [ 994.538417] [] ? zone_watermark_ok_safe+0x250/0x250 [ 994.538425] [] ? shrink_node+0x740/0x740 [ 994.538434] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 994.538442] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 994.538451] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 994.538458] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 994.538465] [] ? find_get_entry+0x11a/0x570 [ 994.538472] [] ? find_get_entry+0x141/0x570 [ 994.538479] [] ? page_cache_prev_hole+0x80/0x80 [ 994.538487] [] ? touch_atime+0xdb/0x270 [ 994.538494] [] ? pagecache_get_page+0x131/0x710 [ 994.538502] [] filemap_fault+0xaf1/0x1110 [ 994.538510] [] ext4_filemap_fault+0x71/0xa0 [ 994.538516] [] __do_fault+0x223/0x500 [ 994.538523] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 994.538531] [] ? generic_file_readonly_mmap+0x190/0x190 [ 994.538538] [] handle_mm_fault+0x1326/0x2350 [ 994.538545] [] ? vm_insert_page+0x6f0/0x6f0 [ 994.538553] [] ? selinux_file_permission+0x82/0x470 [ 994.538561] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 994.538570] [] __do_page_fault+0x403/0xa60 [ 994.538577] [] ? bad_area_access_error+0x3a0/0x3a0 [ 994.538586] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 994.538593] [] do_page_fault+0x27/0x30 [ 994.538599] [] page_fault+0x25/0x30 [ 994.538602] Mem-Info: [ 994.538618] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 994.538618] active_file:21 inactive_file:42 isolated_file:0 [ 994.538618] unevictable:0 dirty:0 writeback:0 unstable:0 [ 994.538618] slab_reclaimable:4093 slab_unreclaimable:57654 [ 994.538618] mapped:34 shmem:48 pagetables:393 bounce:0 [ 994.538618] free:5984 free_pcp:125 free_cma:0 [ 994.538631] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 994.538648] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:932kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 994.538674] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229684kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:364kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 994.538730] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18700kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 994.538779] 0 pages in swap cache [ 994.538783] Swap cache stats: add 0, delete 0, find 0/0 [ 994.538785] Free swap = 0kB [ 994.538787] Total swap = 0kB [ 994.538790] 1965979 pages RAM [ 994.538792] 0 pages HighMem/MovableOnly [ 994.538794] 313617 pages reserved [ 994.540687] blkid: page allocation stalls for 20030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 994.540693] CPU: 0 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 994.540705] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 994.540715] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 994.540725] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 994.540727] Call Trace: [ 994.540735] [] dump_stack+0xc1/0x128 [ 994.540743] [] warn_alloc.cold.31+0x7f/0x9c [ 994.540751] [] ? zone_watermark_ok_safe+0x250/0x250 [ 994.540759] [] ? shrink_node+0x740/0x740 [ 994.540767] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 994.540774] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 994.540783] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 994.540791] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 994.540798] [] ? find_get_entry+0x11a/0x570 [ 994.540805] [] ? find_get_entry+0x141/0x570 [ 994.540812] [] ? page_cache_prev_hole+0x80/0x80 [ 994.540819] [] ? touch_atime+0xdb/0x270 [ 994.540826] [] ? pagecache_get_page+0x131/0x710 [ 994.540834] [] filemap_fault+0xaf1/0x1110 [ 994.540842] [] ext4_filemap_fault+0x71/0xa0 [ 994.540848] [] __do_fault+0x223/0x500 [ 994.540855] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 994.540863] [] ? generic_file_readonly_mmap+0x190/0x190 [ 994.540870] [] handle_mm_fault+0x1326/0x2350 [ 994.540877] [] ? vm_insert_page+0x6f0/0x6f0 [ 994.540884] [] ? selinux_file_permission+0x82/0x470 [ 994.540892] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 ** 27 printk messages dropped ** [ 994.589855] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 994.589865] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 994.589866] Call Trace: [ 994.589879] [] dump_stack+0xc1/0x128 [ 994.589888] [] warn_alloc.cold.31+0x7f/0x9c [ 994.589897] [] ? zone_watermark_ok_safe+0x250/0x250 [ 994.589905] [] ? shrink_node+0x740/0x740 [ 994.589914] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 994.589922] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 994.589931] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 994.589940] [] ? check_preemption_disabled+0x3b/0x200 [ 994.589947] [] ? find_get_entry+0x11a/0x570 [ 994.589953] [] ? find_get_entry+0x141/0x570 [ 994.589960] [] ? page_cache_prev_hole+0x80/0x80 [ 994.589968] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 994.589975] [] ? pagecache_get_page+0x131/0x710 [ 994.589983] [] filemap_fault+0xaf1/0x1110 [ 994.589991] [] ext4_filemap_fault+0x71/0xa0 [ 994.589998] [] __do_fault+0x223/0x500 [ 994.590004] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 994.590013] [] ? generic_file_readonly_mmap+0x190/0x190 [ 994.590020] [] handle_mm_fault+0x1326/0x2350 [ 994.590027] [] ? vm_insert_page+0x6f0/0x6f0 [ 994.590035] [] ? kvm_clock_read+0x23/0x40 [ 994.590042] [] ? kvm_clock_get_cycles+0x9/0x10 [ 994.590050] [] __do_page_fault+0x403/0xa60 [ 994.590058] [] ? bad_area_access_error+0x3a0/0x3a0 [ 994.590067] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 994.590074] [] do_page_fault+0x27/0x30 [ 994.590081] [] page_fault+0x25/0x30 [ 994.590085] Mem-Info: [ 994.590100] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 994.590100] active_file:21 inactive_file:42 isolated_file:0 [ 994.590100] unevictable:0 dirty:0 writeback:0 unstable:0 [ 994.590100] slab_reclaimable:4093 slab_unreclaimable:57654 [ 994.590100] mapped:34 shmem:48 pagetables:393 bounce:0 [ 994.590100] free:5984 free_pcp:125 free_cma:0 [ 994.590113] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 994.590131] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:932kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 994.590157] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229684kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:364kB local_pcp:128kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 994.590213] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18700kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 994.590263] 0 pages in swap cache [ 994.590267] Swap cache stats: add 0, delete 0, find 0/0 [ 994.590269] Free swap = 0kB [ 994.590271] Total swap = 0kB [ 994.590273] 1965979 pages RAM [ 994.590275] 0 pages HighMem/MovableOnly [ 994.590277] 313617 pages reserved [ 994.639999] syz-execprog: page allocation stalls for 20040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 994.640007] CPU: 0 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 994.640020] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 994.640030] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 994.640039] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 994.640041] Call Trace: [ 994.640052] [] dump_stack+0xc1/0x128 [ 994.640061] [] warn_alloc.cold.31+0x7f/0x9c [ 994.640069] [] ? zone_watermark_ok_safe+0x250/0x250 [ 994.640077] [] ? shrink_node+0x740/0x740 [ 994.640086] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 994.640093] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 994.640102] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 994.640110] [] ? check_preemption_disabled+0x3b/0x200 [ 994.640117] [] ? find_get_entry+0x11a/0x570 [ 994.640124] [] ? find_get_entry+0x141/0x570 [ 994.640131] [] ? page_cache_prev_hole+0x80/0x80 [ 994.640138] [] ? autoremove_wake_function+0x40/0x40 [ 994.640146] [] ? pagecache_get_page+0x131/0x710 [ 994.640153] [] filemap_fault+0xaf1/0x1110 [ 994.640161] [] ext4_filemap_fault+0x71/0xa0 [ 994.640167] [] __do_fault+0x223/0x500 [ 994.640173] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 994.640180] [] ? handle_mm_fault+0x1d4f/0x2350 [ 994.640188] [] handle_mm_fault+0x1326/0x2350 [ 994.640196] [] ? poll_select_set_timeout+0xb5/0x120 [ 994.640203] [] ? vm_insert_page+0x6f0/0x6f0 [ 994.640210] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 994.640218] [] __do_page_fault+0x403/0xa60 [ 994.640225] [] ? bad_area_access_error+0x3a0/0x3a0 [ 994.640233] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 994.640240] [] do_page_fault+0x27/0x30 [ 994.640247] [] page_fault+0x25/0x30 [ 994.640250] Mem-Info: [ 994.640266] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 994.640266] active_file:21 inactive_file:42 isolated_file:0 [ 994.640266] unevictable:0 dirty:0 writeback:0 unstable:0 [ 994.640266] slab_reclaimable:4093 slab_unreclaimable:57654 [ 994.640266] mapped:34 shmem:48 pagetables:393 bounce:0 [ 994.640266] free:5984 free_pcp:125 free_cma:0 [ 994.640278] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 994.640295] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:932kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 994.640321] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229684kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:364kB local_pcp:128kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 994.640375] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18700kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 994.640422] 0 pages in swap cache [ 994.640426] Swap cache stats: add 0, delete 0, find 0/0 [ 994.640428] Free swap = 0kB [ 994.640430] Total swap = 0kB [ 994.640433] 1965979 pages RAM [ 994.640435] 0 pages HighMem/MovableOnly [ 994.640437] 313617 pages reserved [ 994.641806] blkid: page allocation stalls for 20030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 994.641812] CPU: 0 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 994.641824] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 994.641834] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 994.641844] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 994.641845] Call Trace: [ 994.641854] [] dump_stack+0xc1/0x128 [ 994.641862] [] warn_alloc.cold.31+0x7f/0x9c [ 994.641870] [] ? zone_watermark_ok_safe+0x250/0x250 [ 994.641877] [] ? shrink_node+0x740/0x740 [ 994.641886] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 994.641895] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 994.641903] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 994.641910] [] ? find_get_entry+0x11a/0x570 [ 994.641917] [] ? find_get_entry+0x141/0x570 [ 994.641924] [] ? page_cache_prev_hole+0x80/0x80 [ 994.641931] [] ? autoremove_wake_function+0x40/0x40 [ 994.641938] [] ? pagecache_get_page+0x131/0x710 [ 994.641946] [] filemap_fault+0xaf1/0x1110 [ 994.641953] [] ext4_filemap_fault+0x71/0xa0 [ 994.641960] [] __do_fault+0x223/0x500 [ 994.641966] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 994.641975] [] ? generic_file_readonly_mmap+0x190/0x190 [ 994.641982] [] handle_mm_fault+0x1326/0x2350 [ 994.641989] [] ? vm_insert_page+0x6f0/0x6f0 [ 994.641997] [] ? selinux_file_permission+0x82/0x470 [ 994.642005] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 994.642012] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 994.642020] [] __do_page_fault+0x403/0xa60 [ 994.642028] [] ? bad_area_access_error+0x3a0/0x3a0 [ 994.642036] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 994.642043] [] do_page_fault+0x27/0x30 [ 994.642049] [] page_fault+0x25/0x30 [ 994.642052] Mem-Info: [ 994.642068] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 994.642068] active_file:21 inactive_file:42 isolated_file:0 [ 994.642068] unevictable:0 dirty:0 writeback:0 unstable:0 [ 994.642068] slab_reclaimable:4093 slab_unreclaimable:57654 [ 994.642068] mapped:34 shmem:48 pagetables:393 bounce:0 [ 994.642068] free:5984 free_pcp:125 free_cma:0 [ 994.642081] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 994.642099] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:932kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 994.642125] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229684kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:364kB local_pcp:128kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 994.642180] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18700kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 994.642229] 0 pages in swap cache [ 994.642233] Swap cache stats: add 0, delete 0, find 0/0 [ 994.642235] Free swap = 0kB [ 994.642237] Total swap = 0kB [ 994.642239] 1965979 pages RAM [ 994.642241] 0 pages HighMem/MovableOnly [ 994.642243] 313617 pages reserved [ 995.577556] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 995.577556] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 995.577556] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 995.577556] Free memory is -13568kB above reserved [ 995.577578] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 995.577578] to free 108kB on behalf of 'blkid' (2407) because [ 995.577578] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 995.577578] Free memory is -13568kB above reserved [ 996.587564] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 996.587564] to free 108kB on behalf of 'blkid' (2412) because [ 996.587564] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 996.587564] Free memory is -13584kB above reserved [ 996.587585] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 996.587585] to free 108kB on behalf of 'init' (1) because [ 996.587585] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 996.587585] Free memory is -13584kB above reserved [ 997.290701] init: page allocation stalls for 20010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 997.290709] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 997.290724] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 997.290734] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 997.290744] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 997.290746] Call Trace: [ 997.290762] [] dump_stack+0xc1/0x128 [ 997.290772] [] warn_alloc.cold.31+0x7f/0x9c [ 997.290781] [] ? zone_watermark_ok_safe+0x250/0x250 [ 997.290790] [] ? shrink_node+0x740/0x740 [ 997.290799] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 997.290808] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 997.290816] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 997.290825] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 997.290832] [] ? find_get_entry+0x11a/0x570 [ 997.290839] [] ? find_get_entry+0x141/0x570 [ 997.290846] [] ? page_cache_prev_hole+0x80/0x80 [ 997.290854] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 997.290861] [] ? pagecache_get_page+0x131/0x710 [ 997.290869] [] filemap_fault+0xaf1/0x1110 [ 997.290878] [] ext4_filemap_fault+0x71/0xa0 [ 997.290885] [] __do_fault+0x223/0x500 [ 997.290891] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 997.290899] [] ? generic_file_readonly_mmap+0x190/0x190 [ 997.290907] [] handle_mm_fault+0x1326/0x2350 [ 997.290914] [] ? vm_insert_page+0x6f0/0x6f0 [ 997.290922] [] ? kvm_clock_get_cycles+0x9/0x10 [ 997.290930] [] __do_page_fault+0x403/0xa60 [ 997.290938] [] ? bad_area_access_error+0x3a0/0x3a0 [ 997.290947] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 997.290954] [] do_page_fault+0x27/0x30 [ 997.290962] [] page_fault+0x25/0x30 [ 997.290966] Mem-Info: [ 997.290982] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 997.290982] active_file:21 inactive_file:42 isolated_file:0 [ 997.290982] unevictable:0 dirty:0 writeback:0 unstable:0 [ 997.290982] slab_reclaimable:4093 slab_unreclaimable:57659 [ 997.290982] mapped:34 shmem:48 pagetables:393 bounce:0 [ 997.290982] free:5980 free_pcp:124 free_cma:0 [ 997.290995] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 997.291014] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 997.291040] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229688kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:360kB local_pcp:124kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 997.291097] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 18*32kB (UM) 4*64kB (UMH) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 997.291147] 0 pages in swap cache [ 997.291151] Swap cache stats: add 0, delete 0, find 0/0 [ 997.291153] Free swap = 0kB [ 997.291155] Total swap = 0kB [ 997.291157] 1965979 pages RAM [ 997.291159] 0 pages HighMem/MovableOnly [ 997.291161] 313617 pages reserved [ 997.597539] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 997.597539] to free 108kB on behalf of 'blkid' (2412) because [ 997.597539] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 997.597539] Free memory is -13584kB above reserved [ 997.597551] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 997.597551] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 997.597551] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 997.597551] Free memory is -13584kB above reserved [ 998.607597] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 998.607597] to free 108kB on behalf of 'syz-executor.4' (2406) because [ 998.607597] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 998.607597] Free memory is -13584kB above reserved [ 999.617567] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 999.617567] to free 108kB on behalf of 'blkid' (2412) because [ 999.617567] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 999.617567] Free memory is -13584kB above reserved [ 1000.627590] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1000.627590] to free 108kB on behalf of 'blkid' (2412) because [ 1000.627590] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1000.627590] Free memory is -13592kB above reserved [ 1000.627601] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1000.627601] to free 108kB on behalf of 'blkid' (2410) because [ 1000.627601] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1000.627601] Free memory is -13592kB above reserved [ 1001.637551] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1001.637551] to free 108kB on behalf of 'blkid' (2410) because [ 1001.637551] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1001.637551] Free memory is -13592kB above reserved [ 1001.637562] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1001.637562] to free 108kB on behalf of 'blkid' (2412) because [ 1001.637562] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1001.637562] Free memory is -13592kB above reserved [ 1002.647550] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1002.647550] to free 108kB on behalf of 'blkid' (2411) because [ 1002.647550] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1002.647550] Free memory is -13592kB above reserved [ 1002.647561] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1002.647561] to free 108kB on behalf of 'blkid' (2412) because [ 1002.647561] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1002.647561] Free memory is -13592kB above reserved [ 1003.657584] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1003.657584] to free 108kB on behalf of 'syz-execprog' (2232) because [ 1003.657584] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1003.657584] Free memory is -13592kB above reserved [ 1003.657595] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1003.657595] to free 108kB on behalf of 'init' (1) because [ 1003.657595] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1003.657595] Free memory is -13592kB above reserved ** 165 printk messages dropped ** [ 1004.527887] [] ? find_get_entry+0x141/0x570 ** 49 printk messages dropped ** [ 1004.622857] [] ? find_get_entry+0x11a/0x570 [ 1004.622864] [] ? find_get_entry+0x141/0x570 [ 1004.622871] [] ? page_cache_prev_hole+0x80/0x80 [ 1004.622880] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1004.622887] [] ? pagecache_get_page+0x131/0x710 [ 1004.622895] [] filemap_fault+0xaf1/0x1110 [ 1004.622903] [] ext4_filemap_fault+0x71/0xa0 [ 1004.622910] [] __do_fault+0x223/0x500 [ 1004.622917] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1004.622925] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1004.622932] [] handle_mm_fault+0x1326/0x2350 [ 1004.622940] [] ? vm_insert_page+0x6f0/0x6f0 [ 1004.622948] [] ? kvm_clock_read+0x23/0x40 [ 1004.622955] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1004.622963] [] __do_page_fault+0x403/0xa60 [ 1004.622971] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1004.622980] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1004.622987] [] do_page_fault+0x27/0x30 [ 1004.622996] [] page_fault+0x25/0x30 [ 1004.622999] Mem-Info: [ 1004.623015] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1004.623015] active_file:21 inactive_file:42 isolated_file:0 [ 1004.623015] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1004.623015] slab_reclaimable:4093 slab_unreclaimable:57662 [ 1004.623015] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1004.623015] free:5978 free_pcp:123 free_cma:0 [ 1004.623029] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1004.623047] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1004.623071] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229700kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:356kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1004.623140] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1004.623188] 0 pages in swap cache [ 1004.623192] Swap cache stats: add 0, delete 0, find 0/0 [ 1004.623194] Free swap = 0kB [ 1004.623196] Total swap = 0kB [ 1004.623198] 1965979 pages RAM [ 1004.623200] 0 pages HighMem/MovableOnly [ 1004.623202] 313617 pages reserved [ 1004.629218] blkid: page allocation stalls for 30020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1004.629225] CPU: 0 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1004.629237] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1004.629247] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1004.629257] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1004.629259] Call Trace: ** 24 printk messages dropped ** [ 1004.629453] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1004.629460] [] do_page_fault+0x27/0x30 [ 1004.629467] [] page_fault+0x25/0x30 [ 1004.629470] Mem-Info: [ 1004.629486] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1004.629486] active_file:21 inactive_file:42 isolated_file:0 [ 1004.629486] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1004.629486] slab_reclaimable:4093 slab_unreclaimable:57662 [ 1004.629486] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1004.629486] free:5978 free_pcp:123 free_cma:0 [ 1004.629499] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1004.629517] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1004.629542] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229700kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:356kB local_pcp:120kB free_cma:0kB ** 46 printk messages dropped ** [ 1004.660947] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1004.660965] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1004.660991] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229700kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:356kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1004.661052] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1004.661102] 0 pages in swap cache [ 1004.661106] Swap cache stats: add 0, delete 0, find 0/0 [ 1004.661108] Free swap = 0kB [ 1004.661110] Total swap = 0kB [ 1004.661112] 1965979 pages RAM [ 1004.661114] 0 pages HighMem/MovableOnly [ 1004.661117] 313617 pages reserved [ 1004.667557] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1004.667557] to free 108kB on behalf of 'blkid' (2412) because [ 1004.667557] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1004.667557] Free memory is -13592kB above reserved [ 1004.667581] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1004.667581] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 1004.667581] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1004.667581] Free memory is -13592kB above reserved [ 1005.677553] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1005.677553] to free 108kB on behalf of 'blkid' (2410) because [ 1005.677553] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1005.677553] Free memory is -13592kB above reserved [ 1006.687583] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1006.687583] to free 108kB on behalf of 'syz-execprog' (2215) because [ 1006.687583] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1006.687583] Free memory is -13592kB above reserved [ 1006.687594] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1006.687594] to free 108kB on behalf of 'init' (1) because [ 1006.687594] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1006.687594] Free memory is -13592kB above reserved [ 1007.330102] init: page allocation stalls for 30050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1007.330110] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 1007.330125] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 1007.330135] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 1007.330145] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1007.330147] Call Trace: [ 1007.330162] [] dump_stack+0xc1/0x128 [ 1007.330172] [] warn_alloc.cold.31+0x7f/0x9c [ 1007.330182] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1007.330190] [] ? shrink_node+0x740/0x740 [ 1007.330199] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1007.330207] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1007.330216] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1007.330224] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1007.330231] [] ? find_get_entry+0x11a/0x570 [ 1007.330239] [] ? find_get_entry+0x141/0x570 [ 1007.330246] [] ? page_cache_prev_hole+0x80/0x80 [ 1007.330253] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 1007.330261] [] ? pagecache_get_page+0x131/0x710 [ 1007.330268] [] filemap_fault+0xaf1/0x1110 [ 1007.330277] [] ext4_filemap_fault+0x71/0xa0 [ 1007.330284] [] __do_fault+0x223/0x500 [ 1007.330290] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1007.330299] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1007.330306] [] handle_mm_fault+0x1326/0x2350 [ 1007.330312] [] ? vm_insert_page+0x6f0/0x6f0 [ 1007.330321] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1007.330329] [] __do_page_fault+0x403/0xa60 [ 1007.330336] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1007.330345] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1007.330352] [] do_page_fault+0x27/0x30 [ 1007.330360] [] page_fault+0x25/0x30 [ 1007.330364] Mem-Info: [ 1007.330380] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1007.330380] active_file:21 inactive_file:42 isolated_file:0 [ 1007.330380] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1007.330380] slab_reclaimable:4093 slab_unreclaimable:57662 [ 1007.330380] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1007.330380] free:5978 free_pcp:123 free_cma:0 [ 1007.330393] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1007.330411] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1007.330438] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229700kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:356kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1007.330494] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1007.330542] 0 pages in swap cache [ 1007.330546] Swap cache stats: add 0, delete 0, find 0/0 [ 1007.330549] Free swap = 0kB [ 1007.330551] Total swap = 0kB [ 1007.330553] 1965979 pages RAM [ 1007.330555] 0 pages HighMem/MovableOnly [ 1007.330557] 313617 pages reserved [ 1007.697570] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1007.697570] to free 108kB on behalf of 'blkid' (2412) because [ 1007.697570] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1007.697570] Free memory is -13592kB above reserved [ 1008.707541] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1008.707541] to free 108kB on behalf of 'syz-execprog' (2217) because [ 1008.707541] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1008.707541] Free memory is -13592kB above reserved [ 1009.717556] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1009.717556] to free 108kB on behalf of 'syz-execprog' (2215) because [ 1009.717556] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1009.717556] Free memory is -13592kB above reserved [ 1010.727598] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1010.727598] to free 108kB on behalf of 'blkid' (2412) because [ 1010.727598] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1010.727598] Free memory is -13592kB above reserved ** 122 printk messages dropped ** [ 1014.529995] [] ? page_cache_prev_hole+0x80/0x80 ** 99 printk messages dropped ** [ 1014.629350] [] ? page_cache_prev_hole+0x80/0x80 [ 1014.629358] [] ? autoremove_wake_function+0x40/0x40 ** 48 printk messages dropped ** [ 1014.632575] [] ? find_get_entry+0x141/0x570 [ 1014.632582] [] ? page_cache_prev_hole+0x80/0x80 [ 1014.632590] [] ? autoremove_wake_function+0x40/0x40 [ 1014.632597] [] ? pagecache_get_page+0x131/0x710 [ 1014.632605] [] filemap_fault+0xaf1/0x1110 [ 1014.632613] [] ext4_filemap_fault+0x71/0xa0 [ 1014.632619] [] __do_fault+0x223/0x500 [ 1014.632626] [] ? do_page_mkwrite+0x3e0/0x3e0 ** 84 printk messages dropped ** [ 1017.297352] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 ** 47 printk messages dropped ** [ 1018.847601] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1018.847601] to free 108kB on behalf of 'syz-execprog' (2232) because [ 1018.847601] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1018.847601] Free memory is -13592kB above reserved [ 1019.857591] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1019.857591] to free 108kB on behalf of 'init' (1) because [ 1019.857591] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1019.857591] Free memory is -13592kB above reserved [ 1020.867578] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1020.867578] to free 108kB on behalf of 'init' (1) because [ 1020.867578] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1020.867578] Free memory is -13592kB above reserved [ 1021.877586] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1021.877586] to free 108kB on behalf of 'syz-execprog' (2217) because [ 1021.877586] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1021.877586] Free memory is -13592kB above reserved [ 1022.887537] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1022.887537] to free 108kB on behalf of 'blkid' (2412) because [ 1022.887537] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1022.887537] Free memory is -13592kB above reserved [ 1022.887552] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1022.887552] to free 108kB on behalf of 'syz-executor.4' (2406) because [ 1022.887552] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1022.887552] Free memory is -13592kB above reserved [ 1023.897553] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1023.897553] to free 108kB on behalf of 'syz-executor.4' (2406) because [ 1023.897553] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1023.897553] Free memory is -13600kB above reserved [ 1023.897571] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1023.897571] to free 108kB on behalf of 'blkid' (2407) because [ 1023.897571] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1023.897571] Free memory is -13600kB above reserved [ 1024.489100] blkid: page allocation stalls for 50010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1024.489109] CPU: 0 PID: 2407 Comm: blkid Not tainted 4.9.141+ #1 [ 1024.489124] ffff880070bd77c0 ffffffff81b42e79 1ffff1000e17aefa ffff8801c6ae97c0 [ 1024.489135] ffffffff82a97480 0000000000000001 0000000000400000 ffff880070bd7908 [ 1024.489145] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1024.489147] Call Trace: [ 1024.489162] [] dump_stack+0xc1/0x128 [ 1024.489172] [] warn_alloc.cold.31+0x7f/0x9c [ 1024.489181] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1024.489190] [] ? shrink_node+0x740/0x740 [ 1024.489199] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1024.489207] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1024.489216] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1024.489225] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1024.489232] [] ? find_get_entry+0x11a/0x570 [ 1024.489240] [] ? find_get_entry+0x141/0x570 [ 1024.489247] [] ? page_cache_prev_hole+0x80/0x80 [ 1024.489254] [] ? touch_atime+0xdb/0x270 [ 1024.489262] [] ? pagecache_get_page+0x131/0x710 [ 1024.489268] [] filemap_fault+0xaf1/0x1110 [ 1024.489277] [] ext4_filemap_fault+0x71/0xa0 [ 1024.489284] [] __do_fault+0x223/0x500 [ 1024.489291] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1024.489299] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1024.489306] [] handle_mm_fault+0x1326/0x2350 [ 1024.489314] [] ? vm_insert_page+0x6f0/0x6f0 [ 1024.489321] [] ? selinux_file_permission+0x82/0x470 [ 1024.489330] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1024.489339] [] __do_page_fault+0x403/0xa60 [ 1024.489347] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1024.489357] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1024.489364] [] do_page_fault+0x27/0x30 [ 1024.489372] [] page_fault+0x25/0x30 [ 1024.489375] Mem-Info: [ 1024.489392] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1024.489392] active_file:21 inactive_file:42 isolated_file:0 [ 1024.489392] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1024.489392] slab_reclaimable:4093 slab_unreclaimable:57665 [ 1024.489392] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1024.489392] free:5976 free_pcp:122 free_cma:0 [ 1024.489405] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1024.489424] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1024.489449] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229712kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:352kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1024.489506] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1024.489556] 0 pages in swap cache [ 1024.489560] Swap cache stats: add 0, delete 0, find 0/0 [ 1024.489562] Free swap = 0kB [ 1024.489564] Total swap = 0kB [ 1024.489566] 1965979 pages RAM [ 1024.489568] 0 pages HighMem/MovableOnly [ 1024.489570] 313617 pages reserved [ 1024.508678] blkid: page allocation stalls for 50020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1024.508686] CPU: 0 PID: 2412 Comm: blkid Not tainted 4.9.141+ #1 [ 1024.508699] ffff8800807577c0 ffffffff81b42e79 1ffff100100eaefa ffff8801c7590000 [ 1024.508709] ffffffff82a97480 0000000000000001 0000000000400000 ffff880080757908 [ 1024.508719] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1024.508721] Call Trace: [ 1024.508732] [] dump_stack+0xc1/0x128 [ 1024.508741] [] warn_alloc.cold.31+0x7f/0x9c [ 1024.508750] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1024.508758] [] ? shrink_node+0x740/0x740 [ 1024.508773] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1024.508781] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1024.508790] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1024.508798] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1024.508805] [] ? find_get_entry+0x11a/0x570 [ 1024.508812] [] ? find_get_entry+0x141/0x570 [ 1024.508819] [] ? page_cache_prev_hole+0x80/0x80 [ 1024.508827] [] ? touch_atime+0xdb/0x270 [ 1024.508834] [] ? pagecache_get_page+0x131/0x710 [ 1024.508842] [] filemap_fault+0xaf1/0x1110 [ 1024.508850] [] ext4_filemap_fault+0x71/0xa0 [ 1024.508857] [] __do_fault+0x223/0x500 [ 1024.508864] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1024.508872] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1024.508879] [] handle_mm_fault+0x1326/0x2350 [ 1024.508886] [] ? vm_insert_page+0x6f0/0x6f0 [ 1024.508894] [] ? selinux_file_permission+0x82/0x470 [ 1024.508903] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1024.508912] [] __do_page_fault+0x403/0xa60 [ 1024.508919] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1024.508928] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1024.508935] [] do_page_fault+0x27/0x30 [ 1024.508943] [] page_fault+0x25/0x30 [ 1024.508946] Mem-Info: [ 1024.508963] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1024.508963] active_file:21 inactive_file:42 isolated_file:0 [ 1024.508963] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1024.508963] slab_reclaimable:4093 slab_unreclaimable:57665 [ 1024.508963] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1024.508963] free:5976 free_pcp:122 free_cma:0 [ 1024.508976] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1024.508993] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1024.509019] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229712kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:352kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1024.509075] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1024.509125] 0 pages in swap cache [ 1024.509129] Swap cache stats: add 0, delete 0, find 0/0 [ 1024.509131] Free swap = 0kB [ 1024.509133] Total swap = 0kB [ 1024.509135] 1965979 pages RAM [ 1024.509137] 0 pages HighMem/MovableOnly [ 1024.509139] 313617 pages reserved [ 1024.530642] blkid: page allocation stalls for 50020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1024.530649] CPU: 1 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 1024.530661] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 1024.530671] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 1024.530681] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1024.530683] Call Trace: [ 1024.530694] [] dump_stack+0xc1/0x128 [ 1024.530702] [] warn_alloc.cold.31+0x7f/0x9c [ 1024.530711] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1024.530719] [] ? shrink_node+0x740/0x740 [ 1024.530728] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1024.530735] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1024.530744] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1024.530752] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1024.530759] [] ? find_get_entry+0x11a/0x570 [ 1024.530765] [] ? find_get_entry+0x141/0x570 [ 1024.530772] [] ? page_cache_prev_hole+0x80/0x80 [ 1024.530779] [] ? touch_atime+0xdb/0x270 [ 1024.530787] [] ? pagecache_get_page+0x131/0x710 [ 1024.530794] [] filemap_fault+0xaf1/0x1110 [ 1024.530802] [] ext4_filemap_fault+0x71/0xa0 [ 1024.530809] [] __do_fault+0x223/0x500 [ 1024.530816] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1024.530824] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1024.530831] [] handle_mm_fault+0x1326/0x2350 [ 1024.530838] [] ? vm_insert_page+0x6f0/0x6f0 [ 1024.530845] [] ? selinux_file_permission+0x82/0x470 [ 1024.530854] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1024.530862] [] __do_page_fault+0x403/0xa60 [ 1024.530869] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1024.530878] [] ? trace_hardirqs_off_thunk+0x1a/0x1c ** 38 printk messages dropped ** [ 1024.549372] [] filemap_fault+0xaf1/0x1110 ** 187 printk messages dropped ** [ 1027.318271] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 1027.318286] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 1027.318297] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 1027.318307] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1027.318309] Call Trace: [ 1027.318324] [] dump_stack+0xc1/0x128 [ 1027.318334] [] warn_alloc.cold.31+0x7f/0x9c [ 1027.318343] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1027.318352] [] ? shrink_node+0x740/0x740 [ 1027.318361] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1027.318369] [] ? debug_lockdep_rcu_enabled+0x77/0x90 ** 129 printk messages dropped ** [ 1034.524956] Mem-Info: [ 1034.524970] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1034.524970] active_file:21 inactive_file:42 isolated_file:0 [ 1034.524970] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1034.524970] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1034.524970] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1034.524970] free:5976 free_pcp:120 free_cma:0 [ 1034.524981] blkid: [ 1034.524981] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1034.524995] page allocation stalls for 60010ms, order:0DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB , mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) lowmem_reserve[]: [ 1034.525004] CPU: 0 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 1034.525008] 0 3505 ffff88007f1af7c0 [ 1034.525011] 3505 ffffffff81b42e79 1ffff1000fe35efaNormal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:228kB free_cma:0kB ffff8801c7594740lowmem_reserve[]: [ 1034.525032] 0 ffffffff82a97480 [ 1034.525034] 0 0000000000000001 0 0000000000400000 ffff88007f1af908DMA32: ffffffff814fc7c8 [ 1034.525047] 1*4kB 0000000041b58ab3(M) ffffffff82e37a1013*8kB ffffffff81427db0(ME) 21*16kB Call Trace: [ 1034.525065] (ME) [] dump_stack+0xc1/0x128 [ 1034.525071] 18*32kB [] warn_alloc.cold.31+0x7f/0x9c [ 1034.525078] (UME) [] ? zone_watermark_ok_safe+0x250/0x250 [ 1034.525085] 16*64kB [] ? shrink_node+0x740/0x740 [ 1034.525092] (ME) [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1034.525099] 8*128kB [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1034.525105] (UM) [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1034.525112] 5*256kB [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1034.525118] (UME) [] ? find_get_entry+0x11a/0x570 [ 1034.525124] 2*512kB [] ? find_get_entry+0x141/0x570 [ 1034.525130] (ME) [] ? page_cache_prev_hole+0x80/0x80 [ 1034.525137] 3*1024kB [] ? touch_atime+0xdb/0x270 [ 1034.525143] (UME) [] ? pagecache_get_page+0x131/0x710 [ 1034.525149] 1*2048kB [] filemap_fault+0xaf1/0x1110 [ 1034.525156] (E) [] ext4_filemap_fault+0x71/0xa0 [ 1034.525162] 2*4096kB [] __do_fault+0x223/0x500 [ 1034.525167] (U) [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1034.525169] = 18684kB [] ? generic_file_readonly_mmap+0x190/0x190 [ 1034.525180] Normal: [] handle_mm_fault+0x1326/0x2350 [ 1034.525187] 203*4kB [] ? vm_insert_page+0x6f0/0x6f0 [ 1034.525193] (UM) [] ? selinux_file_permission+0x82/0x470 [ 1034.525200] 121*8kB [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1034.525208] (UME) 45*16kB [] __do_page_fault+0x403/0xa60 [ 1034.525214] (UMEH) [] ? bad_area_access_error+0x3a0/0x3a0 [ 1034.525221] 19*32kB [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1034.525227] (UMH) [] do_page_fault+0x27/0x30 [ 1034.525233] 3*64kB [] page_fault+0x25/0x30 [ 1034.525237] (UM) 1*128kB Mem-Info: [ 1034.525249] (H) active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1034.525249] active_file:21 inactive_file:42 isolated_file:0 [ 1034.525249] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1034.525249] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1034.525249] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1034.525249] free:5976 free_pcp:120 free_cma:0 [ 1034.525259] 1*256kB Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1034.525272] (H) DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB 1*512kB lowmem_reserve[]: [ 1034.525277] (H) 01*1024kB 3505(H) 35050*2048kB 0*4096kB Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:116kB free_cma:0kB = 5220kB lowmem_reserve[]: [ 1034.525303] 114 total pagecache pages [ 1034.525305] 00 pages in swap cache [ 1034.525309] 0Swap cache stats: add 0, delete 0, find 0/0 [ 1034.525312] 0Free swap = 0kB [ 1034.525314] Total swap = 0kB [ 1034.525316] DMA32: 1965979 pages RAM [ 1034.525319] 1*4kB 0 pages HighMem/MovableOnly [ 1034.525322] (M) 313617 pages reserved [ 1034.525363] 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1034.525411] 0 pages in swap cache [ 1034.525415] Swap cache stats: add 0, delete 0, find 0/0 [ 1034.525417] Free swap = 0kB [ 1034.525419] Total swap = 0kB [ 1034.525421] 1965979 pages RAM [ 1034.525423] 0 pages HighMem/MovableOnly [ 1034.525425] 313617 pages reserved [ 1034.545992] syz-execprog: page allocation stalls for 60040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1034.545999] CPU: 0 PID: 2232 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1034.546014] ffff8801c8d8f7c0 ffffffff81b42e79 1ffff100391b1efa ffff8801c9368000 [ 1034.546024] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c8d8f908 [ 1034.546034] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1034.546036] Call Trace: [ 1034.546046] [] dump_stack+0xc1/0x128 [ 1034.546054] [] warn_alloc.cold.31+0x7f/0x9c [ 1034.546062] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1034.546070] [] ? shrink_node+0x740/0x740 [ 1034.546080] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1034.546087] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1034.546096] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1034.546105] [] ? check_preemption_disabled+0x3b/0x200 [ 1034.546112] [] ? find_get_entry+0x11a/0x570 [ 1034.546119] [] ? find_get_entry+0x141/0x570 [ 1034.546126] [] ? page_cache_prev_hole+0x80/0x80 [ 1034.546134] [] ? autoremove_wake_function+0x40/0x40 [ 1034.546142] [] ? pagecache_get_page+0x131/0x710 [ 1034.546149] [] filemap_fault+0xaf1/0x1110 [ 1034.546158] [] ext4_filemap_fault+0x71/0xa0 [ 1034.546164] [] __do_fault+0x223/0x500 [ 1034.546171] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1034.546178] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1034.546185] [] handle_mm_fault+0x1326/0x2350 [ 1034.546193] [] ? vm_insert_page+0x6f0/0x6f0 [ 1034.546200] [] ? selinux_file_permission+0x82/0x470 [ 1034.546209] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1034.546216] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1034.546224] [] __do_page_fault+0x403/0xa60 [ 1034.546232] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1034.546240] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1034.546247] [] do_page_fault+0x27/0x30 [ 1034.546254] [] page_fault+0x25/0x30 [ 1034.546257] Mem-Info: [ 1034.546272] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1034.546272] active_file:21 inactive_file:42 isolated_file:0 [ 1034.546272] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1034.546272] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1034.546272] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1034.546272] free:5976 free_pcp:120 free_cma:0 [ 1034.546285] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1034.546304] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1034.546329] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:116kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1034.546384] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1034.546434] 0 pages in swap cache [ 1034.546438] Swap cache stats: add 0, delete 0, find 0/0 [ 1034.546440] Free swap = 0kB [ 1034.546442] Total swap = 0kB [ 1034.546444] 1965979 pages RAM [ 1034.546446] 0 pages HighMem/MovableOnly [ 1034.546448] 313617 pages reserved [ 1034.600657] syz-execprog: page allocation stalls for 60020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1034.600664] CPU: 0 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1034.600677] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1034.600687] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1034.600697] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1034.600698] Call Trace: [ 1034.600710] [] dump_stack+0xc1/0x128 [ 1034.600718] [] warn_alloc.cold.31+0x7f/0x9c [ 1034.600727] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1034.600735] [] ? shrink_node+0x740/0x740 [ 1034.600745] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1034.600752] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1034.600761] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1034.600770] [] ? check_preemption_disabled+0x3b/0x200 [ 1034.600777] [] ? find_get_entry+0x11a/0x570 [ 1034.600784] [] ? find_get_entry+0x141/0x570 [ 1034.600791] [] ? page_cache_prev_hole+0x80/0x80 [ 1034.600799] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1034.600807] [] ? pagecache_get_page+0x131/0x710 [ 1034.600814] [] filemap_fault+0xaf1/0x1110 [ 1034.600822] [] ext4_filemap_fault+0x71/0xa0 [ 1034.600829] [] __do_fault+0x223/0x500 [ 1034.600836] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1034.600844] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1034.600851] [] handle_mm_fault+0x1326/0x2350 [ 1034.600863] [] ? vm_insert_page+0x6f0/0x6f0 [ 1034.600871] [] ? kvm_clock_read+0x23/0x40 [ 1034.600878] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1034.600886] [] __do_page_fault+0x403/0xa60 [ 1034.600894] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1034.600903] [] ? trace_hardirqs_off_thunk+0x1a/0x1c ** 28 printk messages dropped ** [ 1034.618058] [] ? shrink_node+0x740/0x740 ** 135 printk messages dropped ** [ 1037.289299] Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB ** 47 printk messages dropped ** [ 1038.486191] lowmem_reserve[]: 0 0 0 [ 1038.486241] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1038.486291] 0 pages in swap cache [ 1038.486295] Swap cache stats: add 0, delete 0, find 0/0 ** 132 printk messages dropped ** [ 1044.528443] [] ? touch_atime+0xdb/0x270 [ 1044.528450] [] ? pagecache_get_page+0x131/0x710 [ 1044.528458] [] filemap_fault+0xaf1/0x1110 ** 1 printk messages dropped ** [ 1044.528493] [] __do_fault+0x223/0x500 [ 1044.528500] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1044.528509] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1044.528516] [] handle_mm_fault+0x1326/0x2350 [ 1044.528523] [] ? vm_insert_page+0x6f0/0x6f0 [ 1044.528530] [] ? selinux_file_permission+0x82/0x470 [ 1044.528538] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1044.528547] [] __do_page_fault+0x403/0xa60 [ 1044.528555] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1044.528563] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1044.528570] [] do_page_fault+0x27/0x30 [ 1044.528576] [] page_fault+0x25/0x30 [ 1044.528579] Mem-Info: [ 1044.528595] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1044.528595] active_file:21 inactive_file:42 isolated_file:0 [ 1044.528595] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1044.528595] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1044.528595] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1044.528595] free:5976 free_pcp:120 free_cma:0 [ 1044.528607] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1044.528626] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1044.528652] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1044.528708] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1044.528757] 0 pages in swap cache [ 1044.528761] Swap cache stats: add 0, delete 0, find 0/0 [ 1044.528763] Free swap = 0kB [ 1044.528765] Total swap = 0kB [ 1044.528767] 1965979 pages RAM [ 1044.528769] 0 pages HighMem/MovableOnly [ 1044.528771] 313617 pages reserved [ 1044.537098] blkid: page allocation stalls for 70020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1044.537105] CPU: 0 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 1044.537117] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 1044.537127] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 1044.537137] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1044.537139] Call Trace: [ 1044.537147] [] dump_stack+0xc1/0x128 [ 1044.537155] [] warn_alloc.cold.31+0x7f/0x9c [ 1044.537163] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1044.537171] [] ? shrink_node+0x740/0x740 [ 1044.537180] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1044.537187] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1044.537196] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1044.537204] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1044.537211] [] ? find_get_entry+0x11a/0x570 [ 1044.537218] [] ? find_get_entry+0x141/0x570 [ 1044.537225] [] ? page_cache_prev_hole+0x80/0x80 [ 1044.537232] [] ? touch_atime+0xdb/0x270 [ 1044.537239] [] ? pagecache_get_page+0x131/0x710 [ 1044.537247] [] filemap_fault+0xaf1/0x1110 [ 1044.537254] [] ext4_filemap_fault+0x71/0xa0 [ 1044.537261] [] __do_fault+0x223/0x500 [ 1044.537268] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1044.537275] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1044.537283] [] handle_mm_fault+0x1326/0x2350 [ 1044.537290] [] ? vm_insert_page+0x6f0/0x6f0 [ 1044.537297] [] ? selinux_file_permission+0x82/0x470 [ 1044.537305] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1044.537313] [] __do_page_fault+0x403/0xa60 [ 1044.537321] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1044.537329] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1044.537336] [] do_page_fault+0x27/0x30 [ 1044.537343] [] page_fault+0x25/0x30 [ 1044.537346] Mem-Info: [ 1044.537361] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1044.537361] active_file:21 inactive_file:42 isolated_file:0 [ 1044.537361] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1044.537361] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1044.537361] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1044.537361] free:5976 free_pcp:120 free_cma:0 [ 1044.537373] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1044.537391] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1044.537417] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:116kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1044.547504] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1044.547553] 0 pages in swap cache [ 1044.547557] Swap cache stats: add 0, delete 0, find 0/0 [ 1044.547559] Free swap = 0kB [ 1044.547561] Total swap = 0kB [ 1044.547563] 1965979 pages RAM [ 1044.547565] 0 pages HighMem/MovableOnly [ 1044.547568] 313617 pages reserved [ 1044.628454] syz-execprog: page allocation stalls for 70050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1044.628468] CPU: 1 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1044.628482] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1044.628492] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1044.628502] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1044.628504] Call Trace: [ 1044.628518] [] dump_stack+0xc1/0x128 [ 1044.628528] [] warn_alloc.cold.31+0x7f/0x9c [ 1044.628538] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1044.628546] [] ? shrink_node+0x740/0x740 [ 1044.628555] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1044.628563] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1044.628572] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1044.628581] [] ? check_preemption_disabled+0x3b/0x200 [ 1044.628588] [] ? find_get_entry+0x11a/0x570 [ 1044.628595] [] ? find_get_entry+0x141/0x570 [ 1044.628602] [] ? page_cache_prev_hole+0x80/0x80 [ 1044.628611] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1044.628618] [] ? pagecache_get_page+0x131/0x710 [ 1044.628626] [] filemap_fault+0xaf1/0x1110 [ 1044.628634] [] ext4_filemap_fault+0x71/0xa0 [ 1044.628641] [] __do_fault+0x223/0x500 [ 1044.628648] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1044.628656] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1044.628663] [] handle_mm_fault+0x1326/0x2350 [ 1044.628670] [] ? vm_insert_page+0x6f0/0x6f0 [ 1044.628678] [] ? kvm_clock_read+0x23/0x40 [ 1044.628685] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1044.628694] [] __do_page_fault+0x403/0xa60 [ 1044.628701] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1044.628710] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1044.628717] [] do_page_fault+0x27/0x30 [ 1044.628725] [] page_fault+0x25/0x30 [ 1044.628728] Mem-Info: [ 1044.628745] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1044.628745] active_file:21 inactive_file:42 isolated_file:0 [ 1044.628745] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1044.628745] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1044.628745] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1044.628745] free:5976 free_pcp:120 free_cma:0 [ 1044.628758] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1044.628777] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1044.628803] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1044.628859] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1044.628909] 0 pages in swap cache [ 1044.628913] Swap cache stats: add 0, delete 0, find 0/0 [ 1044.628915] Free swap = 0kB [ 1044.628917] Total swap = 0kB [ 1044.628919] 1965979 pages RAM [ 1044.628921] 0 pages HighMem/MovableOnly [ 1044.628924] 313617 pages reserved [ 1044.630489] syz-execprog: page allocation stalls for 70030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1044.630496] CPU: 0 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1044.630508] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1044.630518] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1044.630528] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1044.630529] Call Trace: [ 1044.630538] [] dump_stack+0xc1/0x128 [ 1044.630546] [] warn_alloc.cold.31+0x7f/0x9c [ 1044.630554] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1044.630562] [] ? shrink_node+0x740/0x740 [ 1044.630571] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1044.630578] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1044.630586] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1044.630594] [] ? check_preemption_disabled+0x3b/0x200 [ 1044.630601] [] ? find_get_entry+0x11a/0x570 [ 1044.630609] [] ? find_get_entry+0x141/0x570 [ 1044.630616] [] ? page_cache_prev_hole+0x80/0x80 [ 1044.630624] [] ? autoremove_wake_function+0x40/0x40 [ 1044.630631] [] ? pagecache_get_page+0x131/0x710 ** 90 printk messages dropped ** [ 1045.150079] [] ? zone_watermark_ok_safe+0x250/0x250 ** 50 printk messages dropped ** [ 1045.170178] [] ? shrink_node+0x740/0x740 ** 93 printk messages dropped ** [ 1048.137571] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1048.137571] to free 108kB on behalf of 'udevd' (590) because [ 1048.137571] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1048.137571] Free memory is -13600kB above reserved [ 1049.147541] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1049.147541] to free 108kB on behalf of 'blkid' (2412) because [ 1049.147541] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1049.147541] Free memory is -13600kB above reserved [ 1050.157535] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1050.157535] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 1050.157535] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1050.157535] Free memory is -13600kB above reserved ** 131 printk messages dropped ** [ 1054.540232] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1054.540240] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1054.540247] [] handle_mm_fault+0x1326/0x2350 [ 1054.540255] [] ? vm_insert_page+0x6f0/0x6f0 [ 1054.540262] [] ? selinux_file_permission+0x82/0x470 [ 1054.540271] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1054.540280] [] __do_page_fault+0x403/0xa60 [ 1054.540287] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1054.540296] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1054.540303] [] do_page_fault+0x27/0x30 [ 1054.540310] [] page_fault+0x25/0x30 [ 1054.540313] Mem-Info: [ 1054.540328] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1054.540328] active_file:21 inactive_file:42 isolated_file:0 [ 1054.540328] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1054.540328] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1054.540328] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1054.540328] free:5976 free_pcp:120 free_cma:0 [ 1054.540342] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1054.540359] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1054.540386] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1054.540442] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1054.540491] 0 pages in swap cache [ 1054.540495] Swap cache stats: add 0, delete 0, find 0/0 [ 1054.540497] Free swap = 0kB [ 1054.540500] Total swap = 0kB [ 1054.540502] 1965979 pages RAM [ 1054.540504] 0 pages HighMem/MovableOnly [ 1054.540506] 313617 pages reserved [ 1054.578443] blkid: page allocation stalls for 80070ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1054.578450] CPU: 0 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 1054.578463] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 1054.578473] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 1054.578483] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1054.578485] Call Trace: [ 1054.578496] [] dump_stack+0xc1/0x128 [ 1054.578504] [] warn_alloc.cold.31+0x7f/0x9c [ 1054.578513] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1054.578521] [] ? shrink_node+0x740/0x740 [ 1054.578530] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1054.578538] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1054.578547] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1054.578555] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1054.578562] [] ? find_get_entry+0x11a/0x570 [ 1054.578569] [] ? find_get_entry+0x141/0x570 [ 1054.578576] [] ? page_cache_prev_hole+0x80/0x80 [ 1054.578583] [] ? touch_atime+0xdb/0x270 [ 1054.578591] [] ? pagecache_get_page+0x131/0x710 [ 1054.578599] [] filemap_fault+0xaf1/0x1110 [ 1054.578607] [] ext4_filemap_fault+0x71/0xa0 [ 1054.578613] [] __do_fault+0x223/0x500 [ 1054.578620] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1054.578628] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1054.578635] [] handle_mm_fault+0x1326/0x2350 [ 1054.578642] [] ? vm_insert_page+0x6f0/0x6f0 [ 1054.578650] [] ? selinux_file_permission+0x82/0x470 [ 1054.578658] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1054.578667] [] __do_page_fault+0x403/0xa60 [ 1054.578674] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1054.578683] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1054.578689] [] do_page_fault+0x27/0x30 [ 1054.578697] [] page_fault+0x25/0x30 [ 1054.578700] Mem-Info: [ 1054.578716] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1054.578716] active_file:21 inactive_file:42 isolated_file:0 [ 1054.578716] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1054.578716] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1054.578716] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1054.578716] free:5976 free_pcp:120 free_cma:0 [ 1054.578728] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1054.578747] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1054.578773] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:116kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1054.578829] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1054.578878] 0 pages in swap cache [ 1054.578882] Swap cache stats: add 0, delete 0, find 0/0 [ 1054.578884] Free swap = 0kB [ 1054.578886] Total swap = 0kB [ 1054.578889] 1965979 pages RAM [ 1054.578891] 0 pages HighMem/MovableOnly [ 1054.578893] 313617 pages reserved [ 1054.609781] syz-execprog: page allocation stalls for 80010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1054.609788] CPU: 1 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1054.609801] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1054.609811] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1054.609821] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1054.609822] Call Trace: [ 1054.609832] [] dump_stack+0xc1/0x128 [ 1054.609840] [] warn_alloc.cold.31+0x7f/0x9c [ 1054.609849] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1054.609857] [] ? shrink_node+0x740/0x740 [ 1054.609865] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1054.609873] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1054.609882] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1054.609891] [] ? check_preemption_disabled+0x3b/0x200 [ 1054.609899] [] ? find_get_entry+0x11a/0x570 [ 1054.609906] [] ? find_get_entry+0x141/0x570 [ 1054.609913] [] ? page_cache_prev_hole+0x80/0x80 [ 1054.609922] [] ? autoremove_wake_function+0x40/0x40 [ 1054.609929] [] ? pagecache_get_page+0x131/0x710 [ 1054.609936] [] filemap_fault+0xaf1/0x1110 [ 1054.609944] [] ext4_filemap_fault+0x71/0xa0 [ 1054.609951] [] __do_fault+0x223/0x500 [ 1054.609958] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1054.609965] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1054.609973] [] handle_mm_fault+0x1326/0x2350 [ 1054.609981] [] ? poll_select_set_timeout+0xb5/0x120 [ 1054.609988] [] ? vm_insert_page+0x6f0/0x6f0 [ 1054.609995] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1054.610003] [] __do_page_fault+0x403/0xa60 [ 1054.610011] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1054.610019] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1054.610026] [] do_page_fault+0x27/0x30 [ 1054.610032] [] page_fault+0x25/0x30 [ 1054.610035] Mem-Info: [ 1054.610051] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1054.610051] active_file:21 inactive_file:42 isolated_file:0 [ 1054.610051] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1054.610051] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1054.610051] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1054.610051] free:5976 free_pcp:120 free_cma:0 [ 1054.610064] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1054.610082] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1054.610108] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1054.610164] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1054.610213] 0 pages in swap cache [ 1054.610217] Swap cache stats: add 0, delete 0, find 0/0 [ 1054.610219] Free swap = 0kB [ 1054.610221] Total swap = 0kB [ 1054.610224] 1965979 pages RAM [ 1054.610226] 0 pages HighMem/MovableOnly [ 1054.610228] 313617 pages reserved [ 1054.624152] syz-execprog: page allocation stalls for 80040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1054.624158] CPU: 1 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1054.624171] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1054.624181] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1054.624191] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1054.624192] Call Trace: [ 1054.624201] [] dump_stack+0xc1/0x128 [ 1054.624209] [] warn_alloc.cold.31+0x7f/0x9c [ 1054.624218] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1054.624225] [] ? shrink_node+0x740/0x740 [ 1054.624234] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1054.624241] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1054.624250] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1054.624258] [] ? check_preemption_disabled+0x3b/0x200 [ 1054.624266] [] ? find_get_entry+0x11a/0x570 [ 1054.624273] [] ? find_get_entry+0x141/0x570 [ 1054.624280] [] ? page_cache_prev_hole+0x80/0x80 [ 1054.624289] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1054.624296] [] ? pagecache_get_page+0x131/0x710 [ 1054.624304] [] filemap_fault+0xaf1/0x1110 [ 1054.624311] [] ext4_filemap_fault+0x71/0xa0 [ 1054.624318] [] __do_fault+0x223/0x500 [ 1054.624325] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1054.624333] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1054.624340] [] handle_mm_fault+0x1326/0x2350 [ 1054.624347] [] ? vm_insert_page+0x6f0/0x6f0 ** 86 printk messages dropped ** [ 1055.139192] [] ? gfp_pfmemalloc_allowed+0x110/0x110 ** 49 printk messages dropped ** [ 1055.144265] [] ? gfp_pfmemalloc_allowed+0x110/0x110 ** 91 printk messages dropped ** [ 1057.227555] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1057.227555] to free 108kB on behalf of 'udevd' (590) because [ 1057.227555] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1057.227555] Free memory is -13600kB above reserved [ 1058.237543] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1058.237543] to free 108kB on behalf of 'udevd' (2397) because [ 1058.237543] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1058.237543] Free memory is -13600kB above reserved [ 1058.237554] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1058.237554] to free 108kB on behalf of 'udevd' (590) because [ 1058.237554] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1058.237554] Free memory is -13600kB above reserved [ 1059.247618] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1059.247618] to free 108kB on behalf of 'syz-execprog' (2215) because [ 1059.247618] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1059.247618] Free memory is -13600kB above reserved [ 1059.247634] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1059.247634] to free 108kB on behalf of 'syz-execprog' (2217) because [ 1059.247634] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1059.247634] Free memory is -13600kB above reserved [ 1060.257558] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1060.257558] to free 108kB on behalf of 'udevd' (2408) because [ 1060.257558] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1060.257558] Free memory is -13600kB above reserved ** 28 printk messages dropped ** [ 1064.500909] [] __do_fault+0x223/0x500 [ 1064.500916] [] ? do_page_mkwrite+0x3e0/0x3e0 ** 96 printk messages dropped ** [ 1064.533231] [] filemap_fault+0xaf1/0x1110 [ 1064.533239] [] ext4_filemap_fault+0x71/0xa0 [ 1064.533245] [] __do_fault+0x223/0x500 [ 1064.533252] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1064.533259] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1064.533267] [] handle_mm_fault+0x1326/0x2350 [ 1064.533274] [] ? vm_insert_page+0x6f0/0x6f0 [ 1064.533282] [] ? selinux_file_permission+0x82/0x470 [ 1064.533290] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1064.533297] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1064.533305] [] __do_page_fault+0x403/0xa60 [ 1064.533313] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1064.533321] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1064.533328] [] do_page_fault+0x27/0x30 [ 1064.533335] [] page_fault+0x25/0x30 [ 1064.533338] Mem-Info: [ 1064.533354] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1064.533354] active_file:21 inactive_file:42 isolated_file:0 [ 1064.533354] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1064.533354] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1064.533354] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1064.533354] free:5976 free_pcp:120 free_cma:0 [ 1064.533367] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1064.533384] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1064.533410] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:116kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1064.533466] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1064.533515] 0 pages in swap cache [ 1064.533519] Swap cache stats: add 0, delete 0, find 0/0 [ 1064.533521] Free swap = 0kB [ 1064.533523] Total swap = 0kB [ 1064.533525] 1965979 pages RAM [ 1064.533527] 0 pages HighMem/MovableOnly [ 1064.533530] 313617 pages reserved [ 1064.590709] syz-execprog: page allocation stalls for 90010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1064.590717] CPU: 1 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1064.590730] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1064.590740] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1064.590750] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1064.590752] Call Trace: [ 1064.590765] [] dump_stack+0xc1/0x128 [ 1064.590774] [] warn_alloc.cold.31+0x7f/0x9c [ 1064.590782] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1064.590791] [] ? shrink_node+0x740/0x740 [ 1064.590800] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1064.590808] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1064.590817] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1064.590825] [] ? check_preemption_disabled+0x3b/0x200 [ 1064.590832] [] ? find_get_entry+0x11a/0x570 [ 1064.590840] [] ? find_get_entry+0x141/0x570 [ 1064.590847] [] ? page_cache_prev_hole+0x80/0x80 [ 1064.590856] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1064.590863] [] ? pagecache_get_page+0x131/0x710 [ 1064.590870] [] filemap_fault+0xaf1/0x1110 [ 1064.590879] [] ext4_filemap_fault+0x71/0xa0 [ 1064.590886] [] __do_fault+0x223/0x500 [ 1064.590893] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1064.590901] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1064.590908] [] handle_mm_fault+0x1326/0x2350 [ 1064.590915] [] ? vm_insert_page+0x6f0/0x6f0 [ 1064.590923] [] ? kvm_clock_read+0x23/0x40 [ 1064.590930] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1064.590938] [] __do_page_fault+0x403/0xa60 [ 1064.590946] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1064.590955] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1064.590962] [] do_page_fault+0x27/0x30 [ 1064.590969] [] page_fault+0x25/0x30 [ 1064.590972] Mem-Info: [ 1064.590988] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1064.590988] active_file:21 inactive_file:42 isolated_file:0 [ 1064.590988] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1064.590988] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1064.590988] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1064.590988] free:5976 free_pcp:120 free_cma:0 [ 1064.591001] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1064.591019] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1064.591045] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1064.591102] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1064.591151] 0 pages in swap cache [ 1064.591155] Swap cache stats: add 0, delete 0, find 0/0 [ 1064.591157] Free swap = 0kB [ 1064.591159] Total swap = 0kB [ 1064.591161] 1965979 pages RAM [ 1064.591163] 0 pages HighMem/MovableOnly [ 1064.591165] 313617 pages reserved [ 1064.599934] blkid: page allocation stalls for 90090ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1064.599940] CPU: 1 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 1064.599952] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 1064.599962] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 1064.599972] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1064.599974] Call Trace: [ 1064.599982] [] dump_stack+0xc1/0x128 [ 1064.599990] [] warn_alloc.cold.31+0x7f/0x9c [ 1064.599999] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1064.600006] [] ? shrink_node+0x740/0x740 [ 1064.600016] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1064.600023] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1064.600032] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1064.600039] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1064.600047] [] ? find_get_entry+0x11a/0x570 [ 1064.600054] [] ? find_get_entry+0x141/0x570 [ 1064.600061] [] ? page_cache_prev_hole+0x80/0x80 [ 1064.600069] [] ? touch_atime+0xdb/0x270 [ 1064.600077] [] ? pagecache_get_page+0x131/0x710 [ 1064.600084] [] filemap_fault+0xaf1/0x1110 [ 1064.600093] [] ext4_filemap_fault+0x71/0xa0 [ 1064.600099] [] __do_fault+0x223/0x500 [ 1064.600106] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1064.600114] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1064.600121] [] handle_mm_fault+0x1326/0x2350 [ 1064.600128] [] ? vm_insert_page+0x6f0/0x6f0 [ 1064.600136] [] ? selinux_file_permission+0x82/0x470 [ 1064.600145] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1064.600153] [] __do_page_fault+0x403/0xa60 [ 1064.600161] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1064.600169] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1064.600176] [] do_page_fault+0x27/0x30 [ 1064.600183] [] page_fault+0x25/0x30 [ 1064.600186] Mem-Info: [ 1064.600201] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1064.600201] active_file:21 inactive_file:42 isolated_file:0 [ 1064.600201] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1064.600201] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1064.600201] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1064.600201] free:5976 free_pcp:120 free_cma:0 [ 1064.600214] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1064.600231] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1064.600258] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1064.600314] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1064.600363] 0 pages in swap cache [ 1064.600367] Swap cache stats: add 0, delete 0, find 0/0 [ 1064.600369] Free swap = 0kB [ 1064.600371] Total swap = 0kB [ 1064.600373] 1965979 pages RAM [ 1064.600375] 0 pages HighMem/MovableOnly [ 1064.600377] 313617 pages reserved [ 1064.619962] syz-execprog: page allocation stalls for 90020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1064.619969] CPU: 1 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1064.619981] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1064.619991] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1064.620001] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1064.620002] Call Trace: [ 1064.620012] [] dump_stack+0xc1/0x128 [ 1064.620020] [] warn_alloc.cold.31+0x7f/0x9c [ 1064.620028] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1064.620036] [] ? shrink_node+0x740/0x740 [ 1064.620045] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1064.620052] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1064.620061] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1064.620069] [] ? check_preemption_disabled+0x3b/0x200 [ 1064.620076] [] ? find_get_entry+0x11a/0x570 [ 1064.620084] [] ? find_get_entry+0x141/0x570 [ 1064.620091] [] ? page_cache_prev_hole+0x80/0x80 [ 1064.620099] [] ? autoremove_wake_function+0x40/0x40 [ 1064.620107] [] ? pagecache_get_page+0x131/0x710 [ 1064.620114] [] filemap_fault+0xaf1/0x1110 [ 1064.620122] [] ext4_filemap_fault+0x71/0xa0 [ 1064.620128] [] __do_fault+0x223/0x500 [ 1064.620135] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1064.620142] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1064.620150] [] handle_mm_fault+0x1326/0x2350 [ 1064.620159] [] ? poll_select_set_timeout+0xb5/0x120 [ 1064.620166] [] ? vm_insert_page+0x6f0/0x6f0 [ 1064.620173] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1064.620181] [] __do_page_fault+0x403/0xa60 [ 1064.620189] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1064.620197] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1064.620204] [] do_page_fault+0x27/0x30 [ 1064.620211] [] page_fault+0x25/0x30 [ 1064.620214] Mem-Info: [ 1064.620229] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1064.620229] active_file:21 inactive_file:42 isolated_file:0 [ 1064.620229] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1064.620229] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1064.620229] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1064.620229] free:5976 free_pcp:120 free_cma:0 [ 1064.620243] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1064.620260] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1064.620286] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1064.620342] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1064.620391] 0 pages in swap cache [ 1064.620395] Swap cache stats: add 0, delete 0, find 0/0 [ 1064.620397] Free swap = 0kB [ 1064.620400] Total swap = 0kB [ 1064.620402] 1965979 pages RAM [ 1064.620404] 0 pages HighMem/MovableOnly [ 1064.620406] 313617 pages reserved [ 1064.644718] blkid: page allocation stalls for 90030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1064.644725] CPU: 1 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1064.644736] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1064.644745] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1064.644754] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1064.644756] Call Trace: [ 1064.644765] [] dump_stack+0xc1/0x128 [ 1064.644774] [] warn_alloc.cold.31+0x7f/0x9c [ 1064.644781] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1064.644789] [] ? shrink_node+0x740/0x740 [ 1064.644797] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1064.644805] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1064.644812] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1064.644819] [] ? find_get_entry+0x11a/0x570 ** 14 printk messages dropped ** [ 1064.644922] [] __do_page_fault+0x403/0xa60 ** 182 printk messages dropped ** [ 1072.377571] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1072.377571] to free 108kB on behalf of 'udevd' (2409) because [ 1072.377571] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1072.377571] Free memory is -13600kB above reserved [ 1073.387588] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1073.387588] to free 108kB on behalf of 'init' (1) because [ 1073.387588] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1073.387588] Free memory is -13600kB above reserved [ 1073.387599] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1073.387599] to free 108kB on behalf of 'syz-execprog' (2217) because [ 1073.387599] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1073.387599] Free memory is -13600kB above reserved [ 1074.397559] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1074.397559] to free 108kB on behalf of 'syz-execprog' (2232) because [ 1074.397559] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1074.397559] Free memory is -13600kB above reserved [ 1074.397580] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1074.397580] to free 108kB on behalf of 'blkid' (2411) because [ 1074.397580] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1074.397580] Free memory is -13600kB above reserved [ 1074.509907] warn_alloc: 3 callbacks suppressed [ 1074.509926] syz-execprog: page allocation stalls for 100010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) ** 135 printk messages dropped ** [ 1074.526445] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes ** 1 printk messages dropped ** [ 1074.526471] lowmem_reserve[]: 0 3505 3505 [ 1074.526489] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:116kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1074.526544] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1074.526593] 0 pages in swap cache [ 1074.526597] Swap cache stats: add 0, delete 0, find 0/0 [ 1074.526599] Free swap = 0kB [ 1074.526601] Total swap = 0kB [ 1074.526603] 1965979 pages RAM [ 1074.526605] 0 pages HighMem/MovableOnly [ 1074.526608] 313617 pages reserved [ 1074.541873] blkid: page allocation stalls for 100050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1074.541880] CPU: 1 PID: 2412 Comm: blkid Not tainted 4.9.141+ #1 [ 1074.541892] ffff8800807577c0 ffffffff81b42e79 1ffff100100eaefa ffff8801c7590000 [ 1074.541902] ffffffff82a97480 0000000000000001 0000000000400000 ffff880080757908 [ 1074.541912] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1074.541913] Call Trace: [ 1074.541923] [] dump_stack+0xc1/0x128 [ 1074.541931] [] warn_alloc.cold.31+0x7f/0x9c [ 1074.541939] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1074.541947] [] ? shrink_node+0x740/0x740 [ 1074.541956] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1074.541964] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1074.541973] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1074.541980] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1074.541987] [] ? find_get_entry+0x11a/0x570 [ 1074.541994] [] ? find_get_entry+0x141/0x570 [ 1074.542000] [] ? page_cache_prev_hole+0x80/0x80 [ 1074.542007] [] ? touch_atime+0xdb/0x270 [ 1074.542025] [] ? pagecache_get_page+0x131/0x710 [ 1074.542033] [] filemap_fault+0xaf1/0x1110 [ 1074.542041] [] ext4_filemap_fault+0x71/0xa0 [ 1074.542048] [] __do_fault+0x223/0x500 [ 1074.542054] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1074.542063] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1074.542070] [] handle_mm_fault+0x1326/0x2350 [ 1074.542077] [] ? vm_insert_page+0x6f0/0x6f0 [ 1074.542085] [] ? selinux_file_permission+0x82/0x470 [ 1074.542093] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1074.542102] [] __do_page_fault+0x403/0xa60 [ 1074.542110] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1074.542118] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1074.542125] [] do_page_fault+0x27/0x30 [ 1074.542132] [] page_fault+0x25/0x30 [ 1074.542136] Mem-Info: [ 1074.542151] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1074.542151] active_file:21 inactive_file:42 isolated_file:0 [ 1074.542151] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1074.542151] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1074.542151] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1074.542151] free:5976 free_pcp:120 free_cma:0 [ 1074.542164] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1074.542182] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1074.542208] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:344kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1074.542264] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1074.542312] 0 pages in swap cache [ 1074.542316] Swap cache stats: add 0, delete 0, find 0/0 [ 1074.542318] Free swap = 0kB [ 1074.542320] Total swap = 0kB [ 1074.542322] 1965979 pages RAM [ 1074.542325] 0 pages HighMem/MovableOnly [ 1074.542327] 313617 pages reserved [ 1074.620671] syz-execprog: page allocation stalls for 100040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1074.620679] CPU: 1 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1074.620694] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1074.620703] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1074.620713] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1074.620715] Call Trace: [ 1074.620729] [] dump_stack+0xc1/0x128 [ 1074.620739] [] warn_alloc.cold.31+0x7f/0x9c [ 1074.620749] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1074.620757] [] ? shrink_node+0x740/0x740 [ 1074.620771] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1074.620780] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1074.620788] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1074.620797] [] ? check_preemption_disabled+0x3b/0x200 [ 1074.620804] [] ? find_get_entry+0x11a/0x570 [ 1074.620811] [] ? find_get_entry+0x141/0x570 [ 1074.620818] [] ? page_cache_prev_hole+0x80/0x80 [ 1074.620826] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1074.620834] [] ? pagecache_get_page+0x131/0x710 [ 1074.620841] [] filemap_fault+0xaf1/0x1110 [ 1074.620850] [] ext4_filemap_fault+0x71/0xa0 [ 1074.620857] [] __do_fault+0x223/0x500 [ 1074.620864] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1074.620872] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1074.620879] [] handle_mm_fault+0x1326/0x2350 [ 1074.620886] [] ? vm_insert_page+0x6f0/0x6f0 [ 1074.620896] [] ? kvm_clock_read+0x23/0x40 [ 1074.620903] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1074.620911] [] __do_page_fault+0x403/0xa60 [ 1074.620918] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1074.620928] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1074.620935] [] do_page_fault+0x27/0x30 [ 1074.620943] [] page_fault+0x25/0x30 [ 1074.620947] Mem-Info: [ 1074.620963] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1074.620963] active_file:21 inactive_file:42 isolated_file:0 [ 1074.620963] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1074.620963] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1074.620963] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1074.620963] free:5976 free_pcp:119 free_cma:0 [ 1074.620977] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1074.620995] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1074.621021] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:340kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1074.621077] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1074.621127] 0 pages in swap cache [ 1074.621131] Swap cache stats: add 0, delete 0, find 0/0 [ 1074.621133] Free swap = 0kB [ 1074.621135] Total swap = 0kB [ 1074.621137] 1965979 pages RAM [ 1074.621140] 0 pages HighMem/MovableOnly [ 1074.621142] 313617 pages reserved [ 1074.635777] blkid: page allocation stalls for 100020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1074.635784] CPU: 1 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1074.635797] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1074.635807] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1074.635817] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1074.635819] Call Trace: [ 1074.635830] [] dump_stack+0xc1/0x128 [ 1074.635839] [] warn_alloc.cold.31+0x7f/0x9c [ 1074.635848] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1074.635856] [] ? shrink_node+0x740/0x740 [ 1074.635865] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1074.635873] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1074.635881] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1074.635888] [] ? find_get_entry+0x11a/0x570 [ 1074.635895] [] ? find_get_entry+0x141/0x570 [ 1074.635902] [] ? page_cache_prev_hole+0x80/0x80 [ 1074.635910] [] ? autoremove_wake_function+0x40/0x40 [ 1074.635918] [] ? pagecache_get_page+0x131/0x710 [ 1074.635925] [] filemap_fault+0xaf1/0x1110 [ 1074.635933] [] ext4_filemap_fault+0x71/0xa0 [ 1074.635939] [] __do_fault+0x223/0x500 [ 1074.635946] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1074.635954] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1074.635961] [] handle_mm_fault+0x1326/0x2350 [ 1074.635968] [] ? vm_insert_page+0x6f0/0x6f0 [ 1074.635977] [] ? selinux_file_permission+0x82/0x470 [ 1074.635987] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1074.635995] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1074.636004] [] __do_page_fault+0x403/0xa60 [ 1074.636011] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1074.636020] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1074.636027] [] do_page_fault+0x27/0x30 [ 1074.636035] [] page_fault+0x25/0x30 [ 1074.636037] Mem-Info: [ 1074.636053] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1074.636053] active_file:21 inactive_file:42 isolated_file:0 [ 1074.636053] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1074.636053] slab_reclaimable:4093 slab_unreclaimable:57667 [ 1074.636053] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1074.636053] free:5976 free_pcp:119 free_cma:0 [ 1074.636066] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1074.636084] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:948kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1074.636110] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229720kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:340kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1074.636166] DMA32: 1*4kB (M) 13*8kB (ME) 21*16kB (ME) 18*32kB (UME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18684kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1074.636215] 0 pages in swap cache [ 1074.636219] Swap cache stats: add 0, delete 0, find 0/0 [ 1074.636222] Free swap = 0kB [ 1074.636224] Total swap = 0kB [ 1074.636226] 1965979 pages RAM [ 1074.636228] 0 pages HighMem/MovableOnly [ 1074.636230] 313617 pages reserved [ 1074.636629] syz-execprog: page allocation stalls for 100030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1074.636635] CPU: 0 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1074.636648] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1074.636658] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1074.636668] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1074.636670] Call Trace: [ 1074.636678] [] dump_stack+0xc1/0x128 [ 1074.636686] [] warn_alloc.cold.31+0x7f/0x9c [ 1074.636694] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1074.636702] [] ? shrink_node+0x740/0x740 [ 1074.636711] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1074.636717] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1074.636726] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1074.636734] [] ? check_preemption_disabled+0x3b/0x200 [ 1074.636741] [] ? find_get_entry+0x11a/0x570 [ 1074.636748] [] ? find_get_entry+0x141/0x570 [ 1074.636755] [] ? page_cache_prev_hole+0x80/0x80 [ 1074.636762] [] ? autoremove_wake_function+0x40/0x40 [ 1074.636770] [] ? pagecache_get_page+0x131/0x710 [ 1074.636778] [] filemap_fault+0xaf1/0x1110 ** 65 printk messages dropped ** [ 1075.147386] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes ** 139 printk messages dropped ** [ 1084.494034] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1084.494043] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1084.494051] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1084.494058] [] ? find_get_entry+0x11a/0x570 [ 1084.494065] [] ? find_get_entry+0x141/0x570 [ 1084.494072] [] ? page_cache_prev_hole+0x80/0x80 [ 1084.494080] [] ? touch_atime+0xdb/0x270 [ 1084.494088] [] ? pagecache_get_page+0x131/0x710 [ 1084.494095] [] filemap_fault+0xaf1/0x1110 ** 148 printk messages dropped ** [ 1084.560296] [] ? page_cache_prev_hole+0x80/0x80 [ 1084.560320] [] ? autoremove_wake_function+0x40/0x40 [ 1084.560328] [] ? pagecache_get_page+0x131/0x710 [ 1084.560340] [] filemap_fault+0xaf1/0x1110 [ 1084.560357] [] ext4_filemap_fault+0x71/0xa0 [ 1084.560364] [] __do_fault+0x223/0x500 [ 1084.560383] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1084.560394] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1084.560401] [] handle_mm_fault+0x1326/0x2350 [ 1084.560408] [] ? vm_insert_page+0x6f0/0x6f0 [ 1084.560416] [] ? selinux_file_permission+0x82/0x470 [ 1084.560425] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1084.560432] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1084.560440] [] __do_page_fault+0x403/0xa60 [ 1084.560448] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1084.560456] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1084.560464] [] do_page_fault+0x27/0x30 [ 1084.560471] [] page_fault+0x25/0x30 [ 1084.560474] Mem-Info: [ 1084.560495] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1084.560495] active_file:21 inactive_file:42 isolated_file:0 [ 1084.560495] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1084.560495] slab_reclaimable:4093 slab_unreclaimable:57672 [ 1084.560495] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1084.560495] free:5972 free_pcp:119 free_cma:0 [ 1084.560511] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1084.560529] DMA32 free:18668kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:964kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1084.560555] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229724kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:340kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1084.560615] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18668kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1084.560668] 0 pages in swap cache [ 1084.560672] Swap cache stats: add 0, delete 0, find 0/0 [ 1084.560674] Free swap = 0kB [ 1084.560676] Total swap = 0kB [ 1084.560678] 1965979 pages RAM [ 1084.560681] 0 pages HighMem/MovableOnly [ 1084.560686] 313617 pages reserved [ 1084.609708] syz-execprog: page allocation stalls for 110030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1084.609715] CPU: 1 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1084.609729] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1084.609739] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1084.609749] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1084.609751] Call Trace: [ 1084.609763] [] dump_stack+0xc1/0x128 [ 1084.609772] [] warn_alloc.cold.31+0x7f/0x9c [ 1084.609781] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1084.609790] [] ? shrink_node+0x740/0x740 [ 1084.609799] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1084.609807] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1084.609815] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1084.609824] [] ? check_preemption_disabled+0x3b/0x200 [ 1084.609831] [] ? find_get_entry+0x11a/0x570 [ 1084.609839] [] ? find_get_entry+0x141/0x570 [ 1084.609845] [] ? page_cache_prev_hole+0x80/0x80 [ 1084.609855] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1084.609862] [] ? pagecache_get_page+0x131/0x710 [ 1084.609875] [] filemap_fault+0xaf1/0x1110 [ 1084.609883] [] ext4_filemap_fault+0x71/0xa0 [ 1084.609889] [] __do_fault+0x223/0x500 [ 1084.609895] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1084.609903] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1084.609910] [] handle_mm_fault+0x1326/0x2350 [ 1084.609917] [] ? vm_insert_page+0x6f0/0x6f0 [ 1084.609926] [] ? kvm_clock_read+0x23/0x40 [ 1084.609934] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1084.609942] [] __do_page_fault+0x403/0xa60 [ 1084.609949] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1084.609958] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1084.609965] [] do_page_fault+0x27/0x30 [ 1084.609972] [] page_fault+0x25/0x30 [ 1084.609975] Mem-Info: [ 1084.609992] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1084.609992] active_file:21 inactive_file:42 isolated_file:0 [ 1084.609992] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1084.609992] slab_reclaimable:4093 slab_unreclaimable:57672 [ 1084.609992] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1084.609992] free:5972 free_pcp:119 free_cma:0 [ 1084.610005] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1084.610021] DMA32 free:18668kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:964kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1084.610048] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229724kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:340kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1084.610103] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18668kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1084.610152] 0 pages in swap cache [ 1084.610156] Swap cache stats: add 0, delete 0, find 0/0 [ 1084.610158] Free swap = 0kB [ 1084.610160] Total swap = 0kB [ 1084.610163] 1965979 pages RAM [ 1084.610165] 0 pages HighMem/MovableOnly [ 1084.610167] 313617 pages reserved [ 1084.617984] syz-execprog: page allocation stalls for 110020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1084.617990] CPU: 1 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1084.618001] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1084.618010] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1084.618019] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1084.618021] Call Trace: [ 1084.618030] [] dump_stack+0xc1/0x128 [ 1084.618037] [] warn_alloc.cold.31+0x7f/0x9c [ 1084.618045] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1084.618053] [] ? shrink_node+0x740/0x740 [ 1084.618062] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1084.618069] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1084.618077] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1084.618084] [] ? check_preemption_disabled+0x3b/0x200 [ 1084.618091] [] ? find_get_entry+0x11a/0x570 [ 1084.618097] [] ? find_get_entry+0x141/0x570 [ 1084.618104] [] ? page_cache_prev_hole+0x80/0x80 [ 1084.618111] [] ? autoremove_wake_function+0x40/0x40 [ 1084.618118] [] ? pagecache_get_page+0x131/0x710 [ 1084.618125] [] filemap_fault+0xaf1/0x1110 [ 1084.618132] [] ext4_filemap_fault+0x71/0xa0 [ 1084.618138] [] __do_fault+0x223/0x500 [ 1084.618144] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1084.618151] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1084.618158] [] handle_mm_fault+0x1326/0x2350 [ 1084.618167] [] ? poll_select_set_timeout+0xb5/0x120 [ 1084.618173] [] ? vm_insert_page+0x6f0/0x6f0 [ 1084.618180] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1084.618187] [] __do_page_fault+0x403/0xa60 [ 1084.618195] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1084.618202] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1084.618209] [] do_page_fault+0x27/0x30 [ 1084.618215] [] page_fault+0x25/0x30 [ 1084.618218] Mem-Info: [ 1084.618232] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1084.618232] active_file:21 inactive_file:42 isolated_file:0 [ 1084.618232] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1084.618232] slab_reclaimable:4093 slab_unreclaimable:57672 [ 1084.618232] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1084.618232] free:5972 free_pcp:119 free_cma:0 [ 1084.618244] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1084.618260] DMA32 free:18668kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:964kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1084.618283] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229724kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:340kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1084.618333] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18668kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1084.618377] 0 pages in swap cache [ 1084.618380] Swap cache stats: add 0, delete 0, find 0/0 [ 1084.618382] Free swap = 0kB [ 1084.618384] Total swap = 0kB [ 1084.618386] 1965979 pages RAM [ 1084.618388] 0 pages HighMem/MovableOnly [ 1084.618390] 313617 pages reserved [ 1084.629435] blkid: page allocation stalls for 110020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1084.629442] CPU: 1 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1084.629454] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1084.629464] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1084.629474] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1084.629475] Call Trace: [ 1084.629484] [] dump_stack+0xc1/0x128 [ 1084.629492] [] warn_alloc.cold.31+0x7f/0x9c [ 1084.629501] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1084.629509] [] ? shrink_node+0x740/0x740 [ 1084.629518] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1084.629527] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1084.629535] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1084.629542] [] ? find_get_entry+0x11a/0x570 [ 1084.629549] [] ? find_get_entry+0x141/0x570 [ 1084.629556] [] ? page_cache_prev_hole+0x80/0x80 [ 1084.629564] [] ? autoremove_wake_function+0x40/0x40 [ 1084.629571] [] ? pagecache_get_page+0x131/0x710 [ 1084.629579] [] filemap_fault+0xaf1/0x1110 [ 1084.629587] [] ext4_filemap_fault+0x71/0xa0 [ 1084.629593] [] __do_fault+0x223/0x500 [ 1084.629600] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1084.629608] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1084.629615] [] handle_mm_fault+0x1326/0x2350 [ 1084.629623] [] ? vm_insert_page+0x6f0/0x6f0 [ 1084.629630] [] ? selinux_file_permission+0x82/0x470 [ 1084.629639] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1084.629646] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1084.629654] [] __do_page_fault+0x403/0xa60 [ 1084.629662] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1084.629670] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1084.629677] [] do_page_fault+0x27/0x30 [ 1084.629684] [] page_fault+0x25/0x30 [ 1084.629687] Mem-Info: [ 1084.629702] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1084.629702] active_file:21 inactive_file:42 isolated_file:0 [ 1084.629702] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1084.629702] slab_reclaimable:4093 slab_unreclaimable:57672 [ 1084.629702] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1084.629702] free:5972 free_pcp:119 free_cma:0 [ 1084.629715] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1084.629733] DMA32 free:18668kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:964kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1084.629760] Normal free:5220kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229724kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:340kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1084.629815] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18668kB Normal: 203*4kB (UM) 121*8kB (UME) 45*16kB (UMEH) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5220kB 114 total pagecache pages [ 1084.629870] 0 pages in swap cache [ 1084.629874] Swap cache stats: add 0, delete 0, find 0/0 [ 1084.629876] Free swap = 0kB [ 1084.629878] Total swap = 0kB [ 1084.629880] 1965979 pages RAM [ 1084.629883] 0 pages HighMem/MovableOnly ** 61 printk messages dropped ** [ 1085.157246] [] __alloc_pages_nodemask+0x1566/0x1bd0 ** 48 printk messages dropped ** [ 1085.159486] [] __do_fault+0x223/0x500 ** 77 printk messages dropped ** [ 1094.520854] [] __do_fault+0x223/0x500 [ 1094.520861] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1094.520869] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1094.520876] [] handle_mm_fault+0x1326/0x2350 [ 1094.520883] [] ? vm_insert_page+0x6f0/0x6f0 [ 1094.520890] [] ? selinux_file_permission+0x82/0x470 [ 1094.520898] blkid: [ 1094.520898] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1094.520906] page allocation stalls for 120040ms, order:0 [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1094.520909] , mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) ** 197 printk messages dropped ** [ 1094.560149] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 1094.560157] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1094.560159] Call Trace: [ 1094.560168] [] dump_stack+0xc1/0x128 [ 1094.560176] [] warn_alloc.cold.31+0x7f/0x9c [ 1094.560184] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1094.560191] [] ? shrink_node+0x740/0x740 [ 1094.560200] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1094.560206] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1094.560228] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1094.560235] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1094.560242] [] ? find_get_entry+0x11a/0x570 [ 1094.560248] [] ? find_get_entry+0x141/0x570 [ 1094.560254] [] ? page_cache_prev_hole+0x80/0x80 [ 1094.560261] [] ? touch_atime+0xdb/0x270 [ 1094.560268] [] ? pagecache_get_page+0x131/0x710 [ 1094.560275] [] filemap_fault+0xaf1/0x1110 [ 1094.560282] [] ext4_filemap_fault+0x71/0xa0 [ 1094.560288] [] __do_fault+0x223/0x500 [ 1094.560294] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1094.560302] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1094.560308] [] handle_mm_fault+0x1326/0x2350 [ 1094.560315] [] ? vm_insert_page+0x6f0/0x6f0 [ 1094.560322] [] ? selinux_file_permission+0x82/0x470 [ 1094.560330] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1094.560338] [] __do_page_fault+0x403/0xa60 [ 1094.560345] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1094.560353] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1094.560359] [] do_page_fault+0x27/0x30 [ 1094.560366] [] page_fault+0x25/0x30 [ 1094.560368] Mem-Info: [ 1094.560383] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1094.560383] active_file:21 inactive_file:42 isolated_file:0 [ 1094.560383] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1094.560383] slab_reclaimable:4093 slab_unreclaimable:57674 [ 1094.560383] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1094.560383] free:5970 free_pcp:119 free_cma:0 [ 1094.560395] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1094.560411] DMA32 free:18668kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:964kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1094.560435] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229732kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:340kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1094.560490] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18668kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1094.560533] 0 pages in swap cache [ 1094.560537] Swap cache stats: add 0, delete 0, find 0/0 [ 1094.560539] Free swap = 0kB [ 1094.560541] Total swap = 0kB [ 1094.560543] 1965979 pages RAM [ 1094.560545] 0 pages HighMem/MovableOnly [ 1094.560547] 313617 pages reserved [ 1094.590671] syz-execprog: page allocation stalls for 120010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1094.590678] CPU: 0 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1094.590691] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1094.590701] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1094.590711] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1094.590713] Call Trace: [ 1094.590723] [] dump_stack+0xc1/0x128 [ 1094.590732] [] warn_alloc.cold.31+0x7f/0x9c [ 1094.590740] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1094.590748] [] ? shrink_node+0x740/0x740 [ 1094.590757] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1094.590765] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1094.590774] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1094.590783] [] ? check_preemption_disabled+0x3b/0x200 [ 1094.590790] [] ? find_get_entry+0x11a/0x570 [ 1094.590797] [] ? find_get_entry+0x141/0x570 [ 1094.590804] [] ? page_cache_prev_hole+0x80/0x80 [ 1094.590812] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1094.590820] [] ? pagecache_get_page+0x131/0x710 [ 1094.590827] [] filemap_fault+0xaf1/0x1110 [ 1094.590836] [] ext4_filemap_fault+0x71/0xa0 [ 1094.590842] [] __do_fault+0x223/0x500 [ 1094.590849] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1094.590857] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1094.590864] [] handle_mm_fault+0x1326/0x2350 [ 1094.590871] [] ? vm_insert_page+0x6f0/0x6f0 [ 1094.590879] [] ? kvm_clock_read+0x23/0x40 [ 1094.590886] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1094.590894] [] __do_page_fault+0x403/0xa60 [ 1094.590902] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1094.590910] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1094.590917] [] do_page_fault+0x27/0x30 [ 1094.590925] [] page_fault+0x25/0x30 [ 1094.590928] Mem-Info: [ 1094.590944] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1094.590944] active_file:21 inactive_file:42 isolated_file:0 [ 1094.590944] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1094.590944] slab_reclaimable:4093 slab_unreclaimable:57674 [ 1094.590944] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1094.590944] free:5970 free_pcp:119 free_cma:0 [ 1094.590957] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1094.590974] DMA32 free:18668kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:964kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1094.591000] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229732kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:340kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1094.591056] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18668kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1094.591105] 0 pages in swap cache [ 1094.591109] Swap cache stats: add 0, delete 0, find 0/0 [ 1094.591111] Free swap = 0kB [ 1094.591113] Total swap = 0kB [ 1094.591116] 1965979 pages RAM [ 1094.591118] 0 pages HighMem/MovableOnly [ 1094.591120] 313617 pages reserved [ 1094.607598] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1094.607598] to free 108kB on behalf of 'blkid' (2412) because [ 1094.607598] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1094.607598] Free memory is -13624kB above reserved [ 1094.607609] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1094.607609] to free 108kB on behalf of 'syz-execprog' (2216) because [ 1094.607609] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1094.607609] Free memory is -13624kB above reserved [ 1094.620664] blkid: page allocation stalls for 120010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1094.620671] CPU: 1 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1094.620684] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1094.620694] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1094.620704] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1094.620706] Call Trace: [ 1094.620716] [] dump_stack+0xc1/0x128 [ 1094.620724] [] warn_alloc.cold.31+0x7f/0x9c [ 1094.620733] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1094.620741] [] ? shrink_node+0x740/0x740 [ 1094.620750] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1094.620759] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1094.620767] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1094.620774] [] ? find_get_entry+0x11a/0x570 [ 1094.620781] [] ? find_get_entry+0x141/0x570 [ 1094.620788] [] ? page_cache_prev_hole+0x80/0x80 [ 1094.620797] [] ? autoremove_wake_function+0x40/0x40 [ 1094.620805] [] ? pagecache_get_page+0x131/0x710 [ 1094.620812] [] filemap_fault+0xaf1/0x1110 [ 1094.620821] [] ext4_filemap_fault+0x71/0xa0 [ 1094.620827] [] __do_fault+0x223/0x500 [ 1094.620834] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1094.620842] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1094.620849] [] handle_mm_fault+0x1326/0x2350 [ 1094.620857] [] ? vm_insert_page+0x6f0/0x6f0 [ 1094.620864] [] ? selinux_file_permission+0x82/0x470 [ 1094.620873] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1094.620881] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1094.620889] [] __do_page_fault+0x403/0xa60 [ 1094.620896] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1094.620905] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1094.620912] [] do_page_fault+0x27/0x30 [ 1094.620919] [] page_fault+0x25/0x30 [ 1094.620922] Mem-Info: [ 1094.620938] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1094.620938] active_file:21 inactive_file:42 isolated_file:0 [ 1094.620938] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1094.620938] slab_reclaimable:4093 slab_unreclaimable:57674 [ 1094.620938] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1094.620938] free:5970 free_pcp:119 free_cma:0 [ 1094.620950] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1094.620974] DMA32 free:18668kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:964kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1094.621001] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229732kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:340kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1094.621056] DMA32: 1*4kB (M) 13*8kB (ME) 22*16kB (UME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18668kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1094.621101] 0 pages in swap cache [ 1094.621105] Swap cache stats: add 0, delete 0, find 0/0 [ 1094.621108] Free swap = 0kB [ 1094.621110] Total swap = 0kB [ 1094.621112] 1965979 pages RAM [ 1094.621114] 0 pages HighMem/MovableOnly [ 1094.621116] 313617 pages reserved [ 1094.628955] syz-execprog: page allocation stalls for 120030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1094.628962] CPU: 0 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1094.628974] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1094.628984] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1094.628994] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1094.628996] Call Trace: [ 1094.629005] [] dump_stack+0xc1/0x128 [ 1094.629012] [] warn_alloc.cold.31+0x7f/0x9c [ 1094.629021] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1094.629029] [] ? shrink_node+0x740/0x740 [ 1094.629038] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1094.629045] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1094.629054] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1094.629062] [] ? check_preemption_disabled+0x3b/0x200 [ 1094.629069] [] ? find_get_entry+0x11a/0x570 [ 1094.629077] [] ? find_get_entry+0x141/0x570 [ 1094.629084] [] ? page_cache_prev_hole+0x80/0x80 [ 1094.629092] [] ? autoremove_wake_function+0x40/0x40 [ 1094.629099] [] ? pagecache_get_page+0x131/0x710 [ 1094.629106] [] filemap_fault+0xaf1/0x1110 [ 1094.629114] [] ext4_filemap_fault+0x71/0xa0 [ 1094.629121] [] __do_fault+0x223/0x500 [ 1094.629127] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1094.629135] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1094.629143] [] handle_mm_fault+0x1326/0x2350 [ 1094.629151] [] ? poll_select_set_timeout+0xb5/0x120 [ 1094.629158] [] ? vm_insert_page+0x6f0/0x6f0 [ 1094.629165] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1094.629173] [] __do_page_fault+0x403/0xa60 [ 1094.629181] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1094.629189] [] ? trace_hardirqs_off_thunk+0x1a/0x1c ** 6 printk messages dropped ** [ 1094.629259] lowmem_reserve[]: 0 3505 3505 [ 1094.629277] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229732kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:340kB local_pcp:112kB free_cma:0kB ** 174 printk messages dropped ** [ 1102.767634] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1102.767634] to free 108kB on behalf of 'syz-execprog' (2217) because [ 1102.767634] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1102.767634] Free memory is -13632kB above reserved ** 144 printk messages dropped ** [ 1104.521671] Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1104.521675] 0 pages in swap cache [ 1104.521679] Swap cache stats: add 0, delete 0, find 0/0 [ 1104.521681] Free swap = 0kB [ 1104.521683] Total swap = 0kB [ 1104.521686] 1965979 pages RAM [ 1104.521688] 0 pages HighMem/MovableOnly [ 1104.521690] 313617 pages reserved [ 1104.542530] syz-execprog: page allocation stalls for 130040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1104.542537] CPU: 0 PID: 2232 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1104.542549] ffff8801c8d8f7c0 ffffffff81b42e79 1ffff100391b1efa ffff8801c9368000 [ 1104.542560] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c8d8f908 [ 1104.542570] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1104.542577] Call Trace: [ 1104.542586] [] dump_stack+0xc1/0x128 [ 1104.542594] [] warn_alloc.cold.31+0x7f/0x9c [ 1104.542603] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1104.542611] [] ? shrink_node+0x740/0x740 [ 1104.542619] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1104.542627] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1104.542636] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1104.542644] [] ? check_preemption_disabled+0x3b/0x200 [ 1104.542651] [] ? find_get_entry+0x11a/0x570 [ 1104.542658] [] ? find_get_entry+0x141/0x570 [ 1104.542665] [] ? page_cache_prev_hole+0x80/0x80 [ 1104.542674] [] ? autoremove_wake_function+0x40/0x40 [ 1104.542681] [] ? pagecache_get_page+0x131/0x710 [ 1104.542689] [] filemap_fault+0xaf1/0x1110 [ 1104.542696] [] ext4_filemap_fault+0x71/0xa0 [ 1104.542703] [] __do_fault+0x223/0x500 [ 1104.542710] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1104.542717] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1104.542724] [] handle_mm_fault+0x1326/0x2350 [ 1104.542731] [] ? vm_insert_page+0x6f0/0x6f0 [ 1104.542739] [] ? selinux_file_permission+0x82/0x470 [ 1104.542747] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1104.542754] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1104.542762] [] __do_page_fault+0x403/0xa60 [ 1104.542770] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1104.542778] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1104.542785] [] do_page_fault+0x27/0x30 [ 1104.542792] [] page_fault+0x25/0x30 [ 1104.542795] Mem-Info: [ 1104.542810] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1104.542810] active_file:21 inactive_file:42 isolated_file:0 [ 1104.542810] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1104.542810] slab_reclaimable:4093 slab_unreclaimable:57677 [ 1104.542810] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1104.542810] free:5968 free_pcp:118 free_cma:0 [ 1104.542823] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1104.542840] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1104.542866] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229736kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:336kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1104.542922] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1104.542971] 0 pages in swap cache [ 1104.542974] Swap cache stats: add 0, delete 0, find 0/0 [ 1104.542977] Free swap = 0kB [ 1104.542979] Total swap = 0kB [ 1104.542981] 1965979 pages RAM [ 1104.542983] 0 pages HighMem/MovableOnly [ 1104.542985] 313617 pages reserved [ 1104.620670] syz-execprog: page allocation stalls for 130020ms, order:0 [ 1104.620674] syz-execprog: [ 1104.620675] , mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) page allocation stalls for 130040ms, order:0[ 1104.620683] CPU: 1 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1104.620685] , mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1104.620706] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1104.620715] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1104.620717] Call Trace: [ 1104.620730] [] dump_stack+0xc1/0x128 [ 1104.620739] [] warn_alloc.cold.31+0x7f/0x9c [ 1104.620748] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1104.620755] [] ? shrink_node+0x740/0x740 [ 1104.620764] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1104.620772] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1104.620779] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1104.620788] [] ? check_preemption_disabled+0x3b/0x200 [ 1104.620795] [] ? find_get_entry+0x11a/0x570 [ 1104.620801] [] ? find_get_entry+0x141/0x570 [ 1104.620807] [] ? page_cache_prev_hole+0x80/0x80 [ 1104.620815] [] ? autoremove_wake_function+0x40/0x40 [ 1104.620822] [] ? pagecache_get_page+0x131/0x710 [ 1104.620829] [] filemap_fault+0xaf1/0x1110 [ 1104.620837] [] ext4_filemap_fault+0x71/0xa0 [ 1104.620843] [] __do_fault+0x223/0x500 [ 1104.620849] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1104.620856] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1104.620863] [] handle_mm_fault+0x1326/0x2350 [ 1104.620872] [] ? poll_select_set_timeout+0xb5/0x120 [ 1104.620878] [] ? vm_insert_page+0x6f0/0x6f0 [ 1104.620885] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1104.620893] [] __do_page_fault+0x403/0xa60 [ 1104.620900] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1104.620909] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1104.620915] [] do_page_fault+0x27/0x30 [ 1104.620923] [] page_fault+0x25/0x30 [ 1104.620929] CPU: 0 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1104.620930] Mem-Info: [ 1104.620942] ffff8801c925f7c0 [ 1104.620943] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1104.620943] active_file:21 inactive_file:42 isolated_file:0 [ 1104.620943] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1104.620943] slab_reclaimable:4093 slab_unreclaimable:57677 [ 1104.620943] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1104.620943] free:5968 free_pcp:118 free_cma:0 [ 1104.620953] ffffffff81b42e79Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1104.620967] 1ffff1003924befaDMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB ffff8801c9568000lowmem_reserve[]: [ 1104.620973] 0 ffffffff82a97480 [ 1104.620976] 3505 0000000000000001 3505 0000000000400000 ffff8801c925f908Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229736kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:336kB local_pcp:224kB free_cma:0kB lowmem_reserve[]: [ 1104.620998] ffffffff814fc7c8 [ 1104.621000] 0 0000000041b58ab3 0 ffffffff82e37a10 0 ffffffff81427db0DMA32: Call Trace: [ 1104.621015] [] dump_stack+0xc1/0x128 [ 1104.621022] 1*4kB [] warn_alloc.cold.31+0x7f/0x9c [ 1104.621028] (M) [] ? zone_watermark_ok_safe+0x250/0x250 [ 1104.621035] 14*8kB [] ? shrink_node+0x740/0x740 [ 1104.621042] (UME) [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1104.621049] 21*16kB [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1104.621056] (ME) [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1104.621063] 17*32kB [] ? check_preemption_disabled+0x3b/0x200 [ 1104.621074] (ME) [] ? find_get_entry+0x11a/0x570 [ 1104.621080] 16*64kB [] ? find_get_entry+0x141/0x570 [ 1104.621086] (ME) [] ? page_cache_prev_hole+0x80/0x80 [ 1104.621094] 8*128kB [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1104.621100] (UM) [] ? pagecache_get_page+0x131/0x710 [ 1104.621106] 5*256kB [] filemap_fault+0xaf1/0x1110 [ 1104.621112] (UME) [] ext4_filemap_fault+0x71/0xa0 [ 1104.621118] 2*512kB [] __do_fault+0x223/0x500 [ 1104.621124] (ME) [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1104.621131] 3*1024kB [] ? generic_file_readonly_mmap+0x190/0x190 [ 1104.621137] (UME) [] handle_mm_fault+0x1326/0x2350 [ 1104.621143] 1*2048kB [] ? vm_insert_page+0x6f0/0x6f0 [ 1104.621150] (E) [] ? kvm_clock_read+0x23/0x40 [ 1104.621157] 2*4096kB [] ? kvm_clock_get_cycles+0x9/0x10 [ 1104.621163] (U) [] __do_page_fault+0x403/0xa60 [ 1104.621165] = 18660kB [] ? bad_area_access_error+0x3a0/0x3a0 [ 1104.621177] Normal: [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1104.621183] 203*4kB [] do_page_fault+0x27/0x30 [ 1104.621188] (UM) [] page_fault+0x25/0x30 [ 1104.621192] 122*8kB Mem-Info: [ 1104.621203] (UMEH) active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1104.621204] active_file:21 inactive_file:42 isolated_file:0 [ 1104.621204] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1104.621204] slab_reclaimable:4093 slab_unreclaimable:57677 [ 1104.621204] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1104.621204] free:5968 free_pcp:118 free_cma:0 [ 1104.621214] 44*16kB Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1104.621227] (UME) DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB 19*32kB lowmem_reserve[]: [ 1104.621232] (UMH) 03*64kB 3505(UM) 35051*128kB (H) Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229736kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:336kB local_pcp:112kB free_cma:0kB 1*256kB lowmem_reserve[]: [ 1104.621259] (H) 01*512kB 0(H) 01*1024kB (H) DMA32: 0*2048kB 1*4kB 0*4096kB (M) = 5212kB ** 52 printk messages dropped ** [ 1104.695502] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 ** 216 printk messages dropped ** [ 1106.807602] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1106.807602] to free 108kB on behalf of 'syz-execprog' (2216) because [ 1106.807602] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1106.807602] Free memory is -13632kB above reserved ** 2 printk messages dropped ** [ 1107.817582] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1107.817582] to free 108kB on behalf of 'blkid' (2411) because [ 1107.817582] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1107.817582] Free memory is -13632kB above reserved [ 1108.827559] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1108.827559] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 1108.827559] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1108.827559] Free memory is -13632kB above reserved ** 133 printk messages dropped ** [ 1114.530342] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1114.530349] [] handle_mm_fault+0x1326/0x2350 [ 1114.530356] [] ? vm_insert_page+0x6f0/0x6f0 [ 1114.530363] [] ? selinux_file_permission+0x82/0x470 [ 1114.530371] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1114.530380] [] __do_page_fault+0x403/0xa60 [ 1114.530387] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1114.530396] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1114.530403] [] do_page_fault+0x27/0x30 [ 1114.530409] [] page_fault+0x25/0x30 [ 1114.530412] Mem-Info: [ 1114.530427] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1114.530427] active_file:21 inactive_file:42 isolated_file:0 [ 1114.530427] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1114.530427] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1114.530427] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1114.530427] free:5968 free_pcp:117 free_cma:0 [ 1114.530440] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1114.530458] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1114.530484] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1114.530539] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1114.530588] 0 pages in swap cache [ 1114.530592] Swap cache stats: add 0, delete 0, find 0/0 [ 1114.530594] Free swap = 0kB [ 1114.530596] Total swap = 0kB [ 1114.530598] 1965979 pages RAM [ 1114.530600] 0 pages HighMem/MovableOnly [ 1114.530603] 313617 pages reserved [ 1114.536861] syz-execprog: page allocation stalls for 140030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1114.536868] CPU: 1 PID: 2232 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1114.536880] ffff8801c8d8f7c0 ffffffff81b42e79 1ffff100391b1efa ffff8801c9368000 [ 1114.536889] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c8d8f908 [ 1114.536899] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1114.536901] Call Trace: [ 1114.536909] [] dump_stack+0xc1/0x128 [ 1114.536917] [] warn_alloc.cold.31+0x7f/0x9c [ 1114.536925] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1114.536934] [] ? shrink_node+0x740/0x740 [ 1114.536943] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1114.536950] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1114.536958] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1114.536968] [] ? check_preemption_disabled+0x3b/0x200 [ 1114.536975] [] ? find_get_entry+0x11a/0x570 [ 1114.536982] [] ? find_get_entry+0x141/0x570 [ 1114.536989] [] ? page_cache_prev_hole+0x80/0x80 [ 1114.536998] [] ? autoremove_wake_function+0x40/0x40 [ 1114.537005] [] ? pagecache_get_page+0x131/0x710 [ 1114.537012] [] filemap_fault+0xaf1/0x1110 [ 1114.537020] [] ext4_filemap_fault+0x71/0xa0 [ 1114.537027] [] __do_fault+0x223/0x500 [ 1114.537033] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1114.537041] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1114.537048] [] handle_mm_fault+0x1326/0x2350 [ 1114.537055] [] ? vm_insert_page+0x6f0/0x6f0 [ 1114.537062] [] ? selinux_file_permission+0x82/0x470 [ 1114.537071] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1114.537078] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1114.537086] [] __do_page_fault+0x403/0xa60 [ 1114.537094] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1114.537102] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1114.537109] [] do_page_fault+0x27/0x30 [ 1114.537116] [] page_fault+0x25/0x30 [ 1114.537119] Mem-Info: [ 1114.537134] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1114.537134] active_file:21 inactive_file:42 isolated_file:0 [ 1114.537134] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1114.537134] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1114.537134] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1114.537134] free:5968 free_pcp:117 free_cma:0 [ 1114.537147] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1114.537164] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1114.537196] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:224kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1114.537252] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1114.537301] 0 pages in swap cache [ 1114.537305] Swap cache stats: add 0, delete 0, find 0/0 [ 1114.537307] Free swap = 0kB [ 1114.537309] Total swap = 0kB [ 1114.537311] 1965979 pages RAM [ 1114.537313] 0 pages HighMem/MovableOnly [ 1114.537315] 313617 pages reserved [ 1114.590704] syz-execprog: page allocation stalls for 140010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1114.590712] CPU: 1 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1114.590726] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1114.590736] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1114.590746] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1114.590748] Call Trace: [ 1114.590760] [] dump_stack+0xc1/0x128 [ 1114.590769] [] warn_alloc.cold.31+0x7f/0x9c [ 1114.590778] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1114.590787] [] ? shrink_node+0x740/0x740 [ 1114.590796] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1114.590804] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1114.590812] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1114.590821] [] ? check_preemption_disabled+0x3b/0x200 [ 1114.590829] [] ? find_get_entry+0x11a/0x570 [ 1114.590836] [] ? find_get_entry+0x141/0x570 [ 1114.590843] [] ? page_cache_prev_hole+0x80/0x80 [ 1114.590852] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1114.590860] [] ? pagecache_get_page+0x131/0x710 [ 1114.590867] [] filemap_fault+0xaf1/0x1110 [ 1114.590875] [] ext4_filemap_fault+0x71/0xa0 [ 1114.590882] [] __do_fault+0x223/0x500 [ 1114.590889] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1114.590897] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1114.590904] [] handle_mm_fault+0x1326/0x2350 [ 1114.590911] [] ? vm_insert_page+0x6f0/0x6f0 [ 1114.590919] [] ? kvm_clock_read+0x23/0x40 [ 1114.590927] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1114.590935] [] __do_page_fault+0x403/0xa60 [ 1114.590942] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1114.590951] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1114.590958] [] do_page_fault+0x27/0x30 [ 1114.590966] [] page_fault+0x25/0x30 [ 1114.590969] Mem-Info: [ 1114.590985] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1114.590985] active_file:21 inactive_file:42 isolated_file:0 [ 1114.590985] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1114.590985] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1114.590985] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1114.590985] free:5968 free_pcp:117 free_cma:0 [ 1114.590998] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1114.591016] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1114.591043] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:224kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1114.591099] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1114.591149] 0 pages in swap cache [ 1114.591153] Swap cache stats: add 0, delete 0, find 0/0 [ 1114.591155] Free swap = 0kB [ 1114.591157] Total swap = 0kB [ 1114.591159] 1965979 pages RAM [ 1114.591161] 0 pages HighMem/MovableOnly [ 1114.591163] 313617 pages reserved [ 1114.630482] blkid: page allocation stalls for 140020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1114.630490] CPU: 0 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1114.630504] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1114.630514] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1114.630524] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1114.630525] Call Trace: [ 1114.630538] [] dump_stack+0xc1/0x128 [ 1114.630546] [] warn_alloc.cold.31+0x7f/0x9c [ 1114.630555] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1114.630563] [] ? shrink_node+0x740/0x740 [ 1114.630572] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1114.630581] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1114.630589] [] ? radix_tree_lookup_slot+0x85/0xc0 ** 46 printk messages dropped ** [ 1114.632101] [] ? shrink_node+0x740/0x740 ** 46 printk messages dropped ** [ 1115.145343] Call Trace: ** 146 printk messages dropped ** [ 1116.930522] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1116.930522] to free 108kB on behalf of 'syz-executor.4' (2406) because [ 1116.930522] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1116.930522] Free memory is -13632kB above reserved [ 1117.939921] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1117.939921] to free 108kB on behalf of 'udevd' (2397) because [ 1117.939921] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1117.939921] Free memory is -13632kB above reserved [ 1118.947567] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1118.947567] to free 108kB on behalf of 'udevd' (590) because [ 1118.947567] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1118.947567] Free memory is -13632kB above reserved [ 1119.957605] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1119.957605] to free 108kB on behalf of 'syz-execprog' (2216) because [ 1119.957605] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1119.957605] Free memory is -13632kB above reserved ** 137 printk messages dropped ** [ 1124.527139] [] __do_page_fault+0x403/0xa60 [ 1124.527147] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1124.527155] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1124.527162] [] do_page_fault+0x27/0x30 [ 1124.527169] [] page_fault+0x25/0x30 [ 1124.527172] Mem-Info: [ 1124.527188] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1124.527188] active_file:21 inactive_file:42 isolated_file:0 [ 1124.527188] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1124.527188] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1124.527188] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1124.527188] free:5968 free_pcp:117 free_cma:0 [ 1124.527201] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1124.527219] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1124.527245] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1124.527300] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1124.527349] 0 pages in swap cache [ 1124.527353] Swap cache stats: add 0, delete 0, find 0/0 [ 1124.527355] Free swap = 0kB [ 1124.527357] Total swap = 0kB [ 1124.527359] 1965979 pages RAM [ 1124.527361] 0 pages HighMem/MovableOnly [ 1124.527363] 313617 pages reserved [ 1124.580484] blkid: page allocation stalls for 150070ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1124.580491] CPU: 0 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 1124.580506] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 1124.580516] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 1124.580526] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1124.580527] Call Trace: [ 1124.580539] [] dump_stack+0xc1/0x128 [ 1124.580548] [] warn_alloc.cold.31+0x7f/0x9c [ 1124.580558] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1124.580567] [] ? shrink_node+0x740/0x740 [ 1124.580576] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1124.580583] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1124.580592] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1124.580600] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1124.580607] [] ? find_get_entry+0x11a/0x570 [ 1124.580614] [] ? find_get_entry+0x141/0x570 [ 1124.580621] [] ? page_cache_prev_hole+0x80/0x80 [ 1124.580629] [] ? touch_atime+0xdb/0x270 [ 1124.580637] [] ? pagecache_get_page+0x131/0x710 [ 1124.580644] [] filemap_fault+0xaf1/0x1110 [ 1124.580653] [] ext4_filemap_fault+0x71/0xa0 [ 1124.580659] [] __do_fault+0x223/0x500 [ 1124.580666] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1124.580674] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1124.580681] [] handle_mm_fault+0x1326/0x2350 [ 1124.580688] [] ? vm_insert_page+0x6f0/0x6f0 [ 1124.580696] [] ? selinux_file_permission+0x82/0x470 [ 1124.580705] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1124.580713] [] __do_page_fault+0x403/0xa60 [ 1124.580721] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1124.580730] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1124.580737] [] do_page_fault+0x27/0x30 [ 1124.580744] [] page_fault+0x25/0x30 [ 1124.580747] Mem-Info: [ 1124.580763] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1124.580763] active_file:21 inactive_file:42 isolated_file:0 [ 1124.580763] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1124.580763] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1124.580763] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1124.580763] free:5968 free_pcp:117 free_cma:0 [ 1124.580782] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1124.580800] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1124.580827] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1124.580883] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1124.580932] 0 pages in swap cache [ 1124.580936] Swap cache stats: add 0, delete 0, find 0/0 [ 1124.580938] Free swap = 0kB [ 1124.580941] Total swap = 0kB [ 1124.580943] 1965979 pages RAM [ 1124.580945] 0 pages HighMem/MovableOnly [ 1124.580947] 313617 pages reserved [ 1124.594596] syz-execprog: page allocation stalls for 150010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1124.594602] CPU: 1 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1124.594615] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1124.594625] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1124.594635] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1124.594636] Call Trace: [ 1124.594646] [] dump_stack+0xc1/0x128 [ 1124.594654] [] warn_alloc.cold.31+0x7f/0x9c [ 1124.594663] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1124.594671] [] ? shrink_node+0x740/0x740 [ 1124.594680] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1124.594687] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1124.594696] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1124.594706] [] ? check_preemption_disabled+0x3b/0x200 [ 1124.594713] [] ? find_get_entry+0x11a/0x570 [ 1124.594720] [] ? find_get_entry+0x141/0x570 [ 1124.594727] [] ? page_cache_prev_hole+0x80/0x80 [ 1124.594736] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1124.594743] [] ? pagecache_get_page+0x131/0x710 [ 1124.594751] [] filemap_fault+0xaf1/0x1110 [ 1124.594759] [] ext4_filemap_fault+0x71/0xa0 [ 1124.594765] [] __do_fault+0x223/0x500 [ 1124.594772] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1124.594779] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1124.594786] [] handle_mm_fault+0x1326/0x2350 [ 1124.594794] [] ? vm_insert_page+0x6f0/0x6f0 [ 1124.594801] [] ? kvm_clock_read+0x23/0x40 [ 1124.594808] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1124.594816] [] __do_page_fault+0x403/0xa60 [ 1124.594824] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1124.594832] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1124.594839] [] do_page_fault+0x27/0x30 [ 1124.594846] [] page_fault+0x25/0x30 [ 1124.594849] Mem-Info: [ 1124.594865] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1124.594865] active_file:21 inactive_file:42 isolated_file:0 [ 1124.594865] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1124.594865] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1124.594865] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1124.594865] free:5968 free_pcp:117 free_cma:0 [ 1124.594878] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1124.594896] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1124.594921] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:224kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1124.594977] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1124.595026] 0 pages in swap cache [ 1124.595030] Swap cache stats: add 0, delete 0, find 0/0 [ 1124.595033] Free swap = 0kB [ 1124.595035] Total swap = 0kB [ 1124.595037] 1965979 pages RAM [ 1124.595039] 0 pages HighMem/MovableOnly [ 1124.595041] 313617 pages reserved [ 1124.620626] syz-execprog: page allocation stalls for 150020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1124.620633] CPU: 0 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1124.620646] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1124.620656] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1124.620666] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1124.620668] Call Trace: [ 1124.620677] [] dump_stack+0xc1/0x128 [ 1124.620685] [] warn_alloc.cold.31+0x7f/0x9c [ 1124.620693] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1124.620702] [] ? shrink_node+0x740/0x740 [ 1124.620710] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1124.620718] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1124.620726] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1124.620734] [] ? check_preemption_disabled+0x3b/0x200 [ 1124.620742] [] ? find_get_entry+0x11a/0x570 [ 1124.620749] [] ? find_get_entry+0x141/0x570 [ 1124.620756] [] ? page_cache_prev_hole+0x80/0x80 [ 1124.620764] [] ? autoremove_wake_function+0x40/0x40 [ 1124.620777] [] ? pagecache_get_page+0x131/0x710 [ 1124.620784] [] filemap_fault+0xaf1/0x1110 [ 1124.620792] [] ext4_filemap_fault+0x71/0xa0 [ 1124.620799] [] __do_fault+0x223/0x500 ** 93 printk messages dropped ** [ 1125.125380] [] ? radix_tree_lookup_slot+0x85/0xc0 ** 141 printk messages dropped ** [ 1129.047615] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1129.047615] to free 108kB on behalf of 'udevd' (2397) because [ 1129.047615] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1129.047615] Free memory is -13632kB above reserved [ 1129.047626] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1129.047626] to free 108kB on behalf of 'syz-execprog' (2232) because [ 1129.047626] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1129.047626] Free memory is -13632kB above reserved [ 1130.057593] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1130.057593] to free 108kB on behalf of 'blkid' (2410) because [ 1130.057593] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1130.057593] Free memory is -13632kB above reserved ** 138 printk messages dropped ** [ 1134.537134] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1134.537142] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1134.537149] [] do_page_fault+0x27/0x30 [ 1134.537156] [] page_fault+0x25/0x30 [ 1134.537159] Mem-Info: [ 1134.537174] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1134.537174] active_file:21 inactive_file:42 isolated_file:0 [ 1134.537174] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1134.537174] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1134.537174] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1134.537174] free:5968 free_pcp:117 free_cma:0 [ 1134.537187] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1134.537205] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1134.537231] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1134.537287] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1134.537336] 0 pages in swap cache [ 1134.537340] Swap cache stats: add 0, delete 0, find 0/0 [ 1134.537342] Free swap = 0kB [ 1134.537344] Total swap = 0kB [ 1134.537346] 1965979 pages RAM [ 1134.537348] 0 pages HighMem/MovableOnly [ 1134.537351] 313617 pages reserved [ 1134.560178] blkid: page allocation stalls for 160050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1134.560184] CPU: 1 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 1134.560196] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 1134.560205] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 1134.560214] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1134.560215] Call Trace: [ 1134.560225] [] dump_stack+0xc1/0x128 [ 1134.560233] [] warn_alloc.cold.31+0x7f/0x9c [ 1134.560241] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1134.560248] [] ? shrink_node+0x740/0x740 [ 1134.560257] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1134.560264] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1134.560272] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1134.560279] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1134.560286] [] ? find_get_entry+0x11a/0x570 [ 1134.560293] [] ? find_get_entry+0x141/0x570 [ 1134.560299] [] ? page_cache_prev_hole+0x80/0x80 [ 1134.560306] [] ? touch_atime+0xdb/0x270 [ 1134.560313] [] ? pagecache_get_page+0x131/0x710 [ 1134.560320] [] filemap_fault+0xaf1/0x1110 [ 1134.560327] [] ext4_filemap_fault+0x71/0xa0 [ 1134.560333] [] __do_fault+0x223/0x500 [ 1134.560340] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1134.560347] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1134.560354] [] handle_mm_fault+0x1326/0x2350 [ 1134.560360] [] ? vm_insert_page+0x6f0/0x6f0 [ 1134.560367] [] ? selinux_file_permission+0x82/0x470 [ 1134.560381] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1134.560388] [] __do_page_fault+0x403/0xa60 [ 1134.560395] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1134.560403] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1134.560409] [] do_page_fault+0x27/0x30 [ 1134.560416] [] page_fault+0x25/0x30 [ 1134.560419] Mem-Info: [ 1134.560433] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1134.560433] active_file:21 inactive_file:42 isolated_file:0 [ 1134.560433] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1134.560433] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1134.560433] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1134.560433] free:5968 free_pcp:117 free_cma:0 [ 1134.560445] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1134.560462] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1134.560485] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:224kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1134.560535] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1134.560579] 0 pages in swap cache [ 1134.560582] Swap cache stats: add 0, delete 0, find 0/0 [ 1134.560584] Free swap = 0kB [ 1134.560586] Total swap = 0kB [ 1134.560588] 1965979 pages RAM [ 1134.560590] 0 pages HighMem/MovableOnly [ 1134.560592] 313617 pages reserved [ 1134.617160] syz-execprog: page allocation stalls for 160010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1134.617168] CPU: 1 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1134.617182] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1134.617192] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1134.617202] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1134.617204] Call Trace: [ 1134.617215] [] dump_stack+0xc1/0x128 [ 1134.617224] [] warn_alloc.cold.31+0x7f/0x9c [ 1134.617233] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1134.617241] [] ? shrink_node+0x740/0x740 [ 1134.617250] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1134.617258] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1134.617267] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1134.617276] [] ? check_preemption_disabled+0x3b/0x200 [ 1134.617283] [] ? find_get_entry+0x11a/0x570 [ 1134.617290] [] ? find_get_entry+0x141/0x570 [ 1134.617297] [] ? page_cache_prev_hole+0x80/0x80 [ 1134.617305] [] ? autoremove_wake_function+0x40/0x40 [ 1134.617313] [] ? pagecache_get_page+0x131/0x710 [ 1134.617320] [] filemap_fault+0xaf1/0x1110 [ 1134.617329] [] ext4_filemap_fault+0x71/0xa0 [ 1134.617335] [] __do_fault+0x223/0x500 [ 1134.617342] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1134.617349] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1134.617357] [] handle_mm_fault+0x1326/0x2350 [ 1134.617365] [] ? poll_select_set_timeout+0xb5/0x120 [ 1134.617377] [] ? vm_insert_page+0x6f0/0x6f0 [ 1134.617384] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1134.617392] [] __do_page_fault+0x403/0xa60 [ 1134.617400] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1134.617408] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1134.617415] [] do_page_fault+0x27/0x30 [ 1134.617423] [] page_fault+0x25/0x30 [ 1134.617426] Mem-Info: [ 1134.617443] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1134.617443] active_file:21 inactive_file:42 isolated_file:0 [ 1134.617443] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1134.617443] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1134.617443] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1134.617443] free:5968 free_pcp:117 free_cma:0 [ 1134.617456] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1134.617479] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB [ 1134.629504] syz-execprog: page allocation stalls for 160050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1134.629511] CPU: 0 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1134.629523] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1134.629533] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1134.629543] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1134.629544] Call Trace: [ 1134.629554] [] dump_stack+0xc1/0x128 [ 1134.629562] [] warn_alloc.cold.31+0x7f/0x9c [ 1134.629570] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1134.629578] [] ? shrink_node+0x740/0x740 [ 1134.629587] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1134.629594] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1134.629603] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1134.629610] [] ? check_preemption_disabled+0x3b/0x200 [ 1134.629618] [] ? find_get_entry+0x11a/0x570 [ 1134.629625] [] ? find_get_entry+0x141/0x570 [ 1134.629632] [] ? page_cache_prev_hole+0x80/0x80 [ 1134.629641] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1134.629648] [] ? pagecache_get_page+0x131/0x710 [ 1134.629656] [] filemap_fault+0xaf1/0x1110 [ 1134.629664] [] ext4_filemap_fault+0x71/0xa0 [ 1134.629670] [] __do_fault+0x223/0x500 [ 1134.629677] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1134.629685] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1134.629704] [] handle_mm_fault+0x1326/0x2350 [ 1134.629711] [] ? vm_insert_page+0x6f0/0x6f0 [ 1134.629719] [] ? kvm_clock_read+0x23/0x40 [ 1134.629726] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1134.629734] [] __do_page_fault+0x403/0xa60 [ 1134.629741] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1134.629749] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1134.629756] [] do_page_fault+0x27/0x30 [ 1134.629762] [] page_fault+0x25/0x30 [ 1134.629765] Mem-Info: [ 1134.629780] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1134.629780] active_file:21 inactive_file:42 isolated_file:0 [ 1134.629780] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1134.629780] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1134.629780] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1134.629780] free:5968 free_pcp:117 free_cma:0 [ 1134.629811] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1134.629828] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1134.629854] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:108kB free_cma:0kB ** 229 printk messages dropped ** [ 1138.137583] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1138.137583] to free 108kB on behalf of 'syz-execprog' (2215) because [ 1138.137583] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1138.137583] Free memory is -13632kB above reserved [ 1139.147600] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1139.147600] to free 108kB on behalf of 'syz-execprog' (2215) because [ 1139.147600] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1139.147600] Free memory is -13632kB above reserved ** 133 printk messages dropped ** [ 1144.526896] [] handle_mm_fault+0x1326/0x2350 [ 1144.526904] [] ? vm_insert_page+0x6f0/0x6f0 [ 1144.526911] [] ? selinux_file_permission+0x82/0x470 [ 1144.526920] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 ** 2 printk messages dropped ** [ 1144.526943] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1144.526951] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1144.526958] [] do_page_fault+0x27/0x30 [ 1144.526965] [] page_fault+0x25/0x30 [ 1144.526968] Mem-Info: [ 1144.526988] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1144.526988] active_file:21 inactive_file:42 isolated_file:0 [ 1144.526988] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1144.526988] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1144.526988] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1144.526988] free:5968 free_pcp:117 free_cma:0 [ 1144.527001] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1144.527019] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1144.527045] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1144.527100] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1144.527149] 0 pages in swap cache [ 1144.527153] Swap cache stats: add 0, delete 0, find 0/0 [ 1144.527155] Free swap = 0kB [ 1144.527157] Total swap = 0kB [ 1144.527159] 1965979 pages RAM [ 1144.527161] 0 pages HighMem/MovableOnly [ 1144.527163] 313617 pages reserved [ 1144.537384] blkid: page allocation stalls for 170020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1144.537391] CPU: 1 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 1144.537404] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 1144.537414] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 1144.537424] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1144.537426] Call Trace: [ 1144.537436] [] dump_stack+0xc1/0x128 [ 1144.537444] [] warn_alloc.cold.31+0x7f/0x9c [ 1144.537452] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1144.537460] [] ? shrink_node+0x740/0x740 [ 1144.537474] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1144.537487] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1144.537496] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1144.537503] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1144.537511] [] ? find_get_entry+0x11a/0x570 [ 1144.537518] [] ? find_get_entry+0x141/0x570 [ 1144.537525] [] ? page_cache_prev_hole+0x80/0x80 [ 1144.537532] [] ? touch_atime+0xdb/0x270 [ 1144.537540] [] ? pagecache_get_page+0x131/0x710 [ 1144.537547] [] filemap_fault+0xaf1/0x1110 [ 1144.537555] [] ext4_filemap_fault+0x71/0xa0 [ 1144.537562] [] __do_fault+0x223/0x500 [ 1144.537569] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1144.537577] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1144.537584] [] handle_mm_fault+0x1326/0x2350 [ 1144.537591] [] ? vm_insert_page+0x6f0/0x6f0 [ 1144.537598] [] ? selinux_file_permission+0x82/0x470 [ 1144.537607] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1144.537616] [] __do_page_fault+0x403/0xa60 [ 1144.537623] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1144.537632] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1144.537639] [] do_page_fault+0x27/0x30 [ 1144.537646] [] page_fault+0x25/0x30 [ 1144.567518] Mem-Info: [ 1144.567535] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1144.567535] active_file:21 inactive_file:42 isolated_file:0 [ 1144.567535] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1144.567535] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1144.567535] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1144.567535] free:5968 free_pcp:117 free_cma:0 [ 1144.567548] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1144.567567] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1144.567593] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:224kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1144.567650] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1144.567699] 0 pages in swap cache [ 1144.567704] Swap cache stats: add 0, delete 0, find 0/0 [ 1144.567706] Free swap = 0kB [ 1144.567708] Total swap = 0kB [ 1144.567710] 1965979 pages RAM [ 1144.567712] 0 pages HighMem/MovableOnly [ 1144.567714] 313617 pages reserved [ 1144.611068] syz-execprog: page allocation stalls for 170010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1144.611075] CPU: 0 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1144.611092] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1144.611103] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1144.611116] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1144.611117] Call Trace: [ 1144.611130] [] dump_stack+0xc1/0x128 [ 1144.611139] [] warn_alloc.cold.31+0x7f/0x9c [ 1144.611148] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1144.611157] [] ? shrink_node+0x740/0x740 [ 1144.611166] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1144.611174] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1144.611183] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1144.611191] [] ? check_preemption_disabled+0x3b/0x200 [ 1144.611198] [] ? find_get_entry+0x11a/0x570 [ 1144.611206] [] ? find_get_entry+0x141/0x570 [ 1144.611213] [] ? page_cache_prev_hole+0x80/0x80 [ 1144.611221] [] ? autoremove_wake_function+0x40/0x40 [ 1144.611228] [] ? pagecache_get_page+0x131/0x710 [ 1144.611236] [] filemap_fault+0xaf1/0x1110 [ 1144.611245] [] ext4_filemap_fault+0x71/0xa0 [ 1144.611251] [] __do_fault+0x223/0x500 [ 1144.611264] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1144.611271] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1144.611286] [] handle_mm_fault+0x1326/0x2350 [ 1144.611296] [] ? poll_select_set_timeout+0xb5/0x120 [ 1144.611303] [] ? vm_insert_page+0x6f0/0x6f0 [ 1144.611310] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1144.611319] [] __do_page_fault+0x403/0xa60 [ 1144.611327] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1144.611336] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1144.611343] [] do_page_fault+0x27/0x30 [ 1144.611351] [] page_fault+0x25/0x30 [ 1144.611354] Mem-Info: [ 1144.611370] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1144.611370] active_file:21 inactive_file:42 isolated_file:0 [ 1144.611370] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1144.611370] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1144.611370] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1144.611370] free:5968 free_pcp:117 free_cma:0 [ 1144.611383] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1144.611404] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1144.611442] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1144.611497] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1144.611547] 0 pages in swap cache [ 1144.611551] Swap cache stats: add 0, delete 0, find 0/0 [ 1144.611553] Free swap = 0kB [ 1144.611555] Total swap = 0kB [ 1144.611557] 1965979 pages RAM [ 1144.611559] 0 pages HighMem/MovableOnly [ 1144.611561] 313617 pages reserved [ 1144.621595] syz-execprog: page allocation stalls for 170040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1144.621601] CPU: 0 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1144.621613] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1144.621623] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1144.621633] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1144.621635] Call Trace: [ 1144.621644] [] dump_stack+0xc1/0x128 [ 1144.621652] [] warn_alloc.cold.31+0x7f/0x9c [ 1144.621661] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1144.621669] [] ? shrink_node+0x740/0x740 [ 1144.621678] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1144.621684] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1144.621693] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1144.621701] [] ? check_preemption_disabled+0x3b/0x200 [ 1144.621708] [] ? find_get_entry+0x11a/0x570 [ 1144.621715] [] ? find_get_entry+0x141/0x570 [ 1144.621722] [] ? page_cache_prev_hole+0x80/0x80 [ 1144.621731] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1144.621738] [] ? pagecache_get_page+0x131/0x710 ** 94 printk messages dropped ** [ 1145.130279] [] ? radix_tree_lookup_slot+0x85/0xc0 ** 100 printk messages dropped ** [ 1145.139537] [] ? find_get_entry+0x11a/0x570 ** 40 printk messages dropped ** [ 1147.227603] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1147.227603] to free 108kB on behalf of 'blkid' (2407) because [ 1147.227603] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1147.227603] Free memory is -13632kB above reserved [ 1148.237606] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1148.237606] to free 108kB on behalf of 'syz-execprog' (2217) because [ 1148.237606] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1148.237606] Free memory is -13632kB above reserved ** 29 printk messages dropped ** [ 1154.501530] [] ? pagecache_get_page+0x131/0x710 ** 96 printk messages dropped ** [ 1154.534842] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1154.534849] [] handle_mm_fault+0x1326/0x2350 [ 1154.534856] [] ? vm_insert_page+0x6f0/0x6f0 [ 1154.534863] [] ? selinux_file_permission+0x82/0x470 [ 1154.534871] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1154.534880] [] __do_page_fault+0x403/0xa60 [ 1154.534887] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1154.534895] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1154.534902] [] do_page_fault+0x27/0x30 [ 1154.534909] [] page_fault+0x25/0x30 [ 1154.534912] Mem-Info: [ 1154.534928] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1154.534928] active_file:21 inactive_file:42 isolated_file:0 [ 1154.534928] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1154.534928] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1154.534928] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1154.534928] free:5968 free_pcp:117 free_cma:0 [ 1154.534941] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1154.534959] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1154.534985] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1154.535038] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1154.535093] 0 pages in swap cache [ 1154.535097] Swap cache stats: add 0, delete 0, find 0/0 [ 1154.535099] Free swap = 0kB [ 1154.535101] Total swap = 0kB [ 1154.535103] 1965979 pages RAM [ 1154.535105] 0 pages HighMem/MovableOnly [ 1154.535107] 313617 pages reserved [ 1154.553406] syz-execprog: page allocation stalls for 180050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1154.553413] CPU: 0 PID: 2232 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1154.553425] ffff8801c8d8f7c0 ffffffff81b42e79 1ffff100391b1efa ffff8801c9368000 [ 1154.553436] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c8d8f908 [ 1154.553445] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1154.553447] Call Trace: [ 1154.553457] [] dump_stack+0xc1/0x128 [ 1154.553464] [] warn_alloc.cold.31+0x7f/0x9c [ 1154.553473] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1154.553481] [] ? shrink_node+0x740/0x740 [ 1154.553490] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1154.553497] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1154.553506] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1154.553515] [] ? check_preemption_disabled+0x3b/0x200 [ 1154.553522] [] ? find_get_entry+0x11a/0x570 [ 1154.553529] [] ? find_get_entry+0x141/0x570 [ 1154.553537] [] ? page_cache_prev_hole+0x80/0x80 [ 1154.553545] [] ? autoremove_wake_function+0x40/0x40 [ 1154.553553] [] ? pagecache_get_page+0x131/0x710 [ 1154.553561] [] filemap_fault+0xaf1/0x1110 [ 1154.553568] [] ext4_filemap_fault+0x71/0xa0 [ 1154.553575] [] __do_fault+0x223/0x500 [ 1154.553581] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1154.553589] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1154.553596] [] handle_mm_fault+0x1326/0x2350 [ 1154.553603] [] ? vm_insert_page+0x6f0/0x6f0 [ 1154.553611] [] ? selinux_file_permission+0x82/0x470 [ 1154.553619] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1154.553626] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1154.553634] [] __do_page_fault+0x403/0xa60 [ 1154.553642] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1154.553650] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1154.553657] [] do_page_fault+0x27/0x30 [ 1154.553664] [] page_fault+0x25/0x30 [ 1154.553667] Mem-Info: [ 1154.553682] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1154.553682] active_file:21 inactive_file:42 isolated_file:0 [ 1154.553682] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1154.553682] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1154.553682] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1154.553682] free:5968 free_pcp:117 free_cma:0 [ 1154.553695] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1154.553713] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1154.553738] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1154.553793] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1154.553843] 0 pages in swap cache [ 1154.553847] Swap cache stats: add 0, delete 0, find 0/0 [ 1154.553849] Free swap = 0kB [ 1154.553851] Total swap = 0kB [ 1154.553853] 1965979 pages RAM [ 1154.553855] 0 pages HighMem/MovableOnly [ 1154.553857] 313617 pages reserved [ 1154.556559] (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1154.556564] 0 pages in swap cache [ 1154.556567] Swap cache stats: add 0, delete 0, find 0/0 [ 1154.556569] Free swap = 0kB [ 1154.556571] Total swap = 0kB [ 1154.556574] 1965979 pages RAM [ 1154.556576] 0 pages HighMem/MovableOnly [ 1154.556586] 313617 pages reserved [ 1154.602242] syz-execprog: page allocation stalls for 180020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1154.602249] CPU: 0 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1154.602262] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1154.602272] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1154.602282] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1154.602284] Call Trace: [ 1154.602294] [] dump_stack+0xc1/0x128 [ 1154.602303] [] warn_alloc.cold.31+0x7f/0x9c [ 1154.602312] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1154.602320] [] ? shrink_node+0x740/0x740 [ 1154.602329] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1154.602336] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1154.602345] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1154.602354] [] ? check_preemption_disabled+0x3b/0x200 [ 1154.602361] [] ? find_get_entry+0x11a/0x570 [ 1154.602368] [] ? find_get_entry+0x141/0x570 [ 1154.602375] [] ? page_cache_prev_hole+0x80/0x80 [ 1154.602385] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1154.602392] [] ? pagecache_get_page+0x131/0x710 [ 1154.602399] [] filemap_fault+0xaf1/0x1110 [ 1154.602407] [] ext4_filemap_fault+0x71/0xa0 [ 1154.602414] [] __do_fault+0x223/0x500 [ 1154.602421] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1154.602429] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1154.602436] [] handle_mm_fault+0x1326/0x2350 [ 1154.602443] [] ? vm_insert_page+0x6f0/0x6f0 [ 1154.602451] [] ? kvm_clock_read+0x23/0x40 [ 1154.602458] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1154.602466] [] __do_page_fault+0x403/0xa60 [ 1154.602474] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1154.602483] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1154.602490] [] do_page_fault+0x27/0x30 [ 1154.602497] [] page_fault+0x25/0x30 [ 1154.602500] Mem-Info: [ 1154.602516] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1154.602516] active_file:21 inactive_file:42 isolated_file:0 [ 1154.602516] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1154.602516] slab_reclaimable:4093 slab_unreclaimable:57678 [ 1154.602516] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1154.602516] free:5968 free_pcp:117 free_cma:0 [ 1154.602528] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1154.602546] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1154.602572] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229740kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:332kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1154.602627] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1154.602676] 0 pages in swap cache [ 1154.602680] Swap cache stats: add 0, delete 0, find 0/0 [ 1154.602682] Free swap = 0kB [ 1154.602684] Total swap = 0kB [ 1154.602686] 1965979 pages RAM [ 1154.602688] 0 pages HighMem/MovableOnly [ 1154.602690] 313617 pages reserved [ 1154.620725] syz-execprog: page allocation stalls for 180020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1154.620732] CPU: 0 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1154.620745] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1154.620755] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 ** 91 printk messages dropped ** [ 1154.641088] Free swap = 0kB ** 9 printk messages dropped ** [ 1155.120716] Call Trace: ** 3 printk messages dropped ** [ 1155.120758] [] ? shrink_node+0x740/0x740 ** 143 printk messages dropped ** [ 1157.327593] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1157.327593] to free 108kB on behalf of 'syz-execprog' (2232) because [ 1157.327593] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1157.327593] Free memory is -13632kB above reserved [ 1158.337602] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1158.337602] to free 108kB on behalf of 'udevd' (590) because [ 1158.337602] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1158.337602] Free memory is -13632kB above reserved [ 1158.337613] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1158.337613] to free 108kB on behalf of 'blkid' (2412) because [ 1158.337613] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1158.337613] Free memory is -13632kB above reserved ** 129 printk messages dropped ** [ 1164.545790] [] filemap_fault+0xaf1/0x1110 [ 1164.545798] [] ext4_filemap_fault+0x71/0xa0 [ 1164.545804] [] __do_fault+0x223/0x500 [ 1164.545811] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1164.545818] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1164.545825] [] handle_mm_fault+0x1326/0x2350 [ 1164.545832] [] ? vm_insert_page+0x6f0/0x6f0 [ 1164.545840] [] ? selinux_file_permission+0x82/0x470 [ 1164.545848] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1164.545855] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1164.545863] [] __do_page_fault+0x403/0xa60 [ 1164.545871] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1164.545879] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1164.545886] [] do_page_fault+0x27/0x30 [ 1164.545892] [] page_fault+0x25/0x30 [ 1164.545895] Mem-Info: [ 1164.545911] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1164.545911] active_file:21 inactive_file:42 isolated_file:0 [ 1164.545911] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1164.545911] slab_reclaimable:4093 slab_unreclaimable:57679 [ 1164.545911] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1164.545911] free:5968 free_pcp:116 free_cma:0 [ 1164.545923] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1164.545941] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1164.545967] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229744kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:328kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1164.546023] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1164.546071] 0 pages in swap cache [ 1164.546075] Swap cache stats: add 0, delete 0, find 0/0 [ 1164.546077] Free swap = 0kB [ 1164.546079] Total swap = 0kB [ 1164.546082] 1965979 pages RAM [ 1164.546084] 0 pages HighMem/MovableOnly [ 1164.546086] 313617 pages reserved [ 1164.549247] blkid: page allocation stalls for 190040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1164.549253] CPU: 1 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 1164.549265] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 1164.549275] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 1164.549285] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1164.549287] Call Trace: [ 1164.549295] [] dump_stack+0xc1/0x128 [ 1164.549303] [] warn_alloc.cold.31+0x7f/0x9c [ 1164.549311] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1164.549319] [] ? shrink_node+0x740/0x740 [ 1164.549328] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1164.549335] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1164.549344] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1164.549352] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1164.549359] [] ? find_get_entry+0x11a/0x570 [ 1164.549366] [] ? find_get_entry+0x141/0x570 [ 1164.549373] [] ? page_cache_prev_hole+0x80/0x80 [ 1164.549380] [] ? touch_atime+0xdb/0x270 [ 1164.549388] [] ? pagecache_get_page+0x131/0x710 [ 1164.549395] [] filemap_fault+0xaf1/0x1110 [ 1164.549403] [] ext4_filemap_fault+0x71/0xa0 [ 1164.549409] [] __do_fault+0x223/0x500 [ 1164.549416] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1164.549424] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1164.549432] [] handle_mm_fault+0x1326/0x2350 [ 1164.549439] [] ? vm_insert_page+0x6f0/0x6f0 [ 1164.549446] [] ? selinux_file_permission+0x82/0x470 [ 1164.549455] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1164.549463] [] __do_page_fault+0x403/0xa60 [ 1164.549470] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1164.549479] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1164.549486] [] do_page_fault+0x27/0x30 [ 1164.549493] [] page_fault+0x25/0x30 [ 1164.549495] Mem-Info: [ 1164.549511] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1164.549511] active_file:21 inactive_file:42 isolated_file:0 [ 1164.549511] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1164.549511] slab_reclaimable:4093 slab_unreclaimable:57679 [ 1164.549511] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1164.549511] free:5968 free_pcp:116 free_cma:0 [ 1164.549524] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1164.549542] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1164.549568] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229744kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:328kB local_pcp:224kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1164.549623] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1164.549672] 0 pages in swap cache [ 1164.549676] Swap cache stats: add 0, delete 0, find 0/0 [ 1164.549683] Free swap = 0kB [ 1164.549685] Total swap = 0kB [ 1164.549688] 1965979 pages RAM [ 1164.549690] 0 pages HighMem/MovableOnly [ 1164.549692] 313617 pages reserved [ 1164.610624] syz-execprog: page allocation stalls for 190030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1164.610632] CPU: 0 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1164.610645] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1164.610655] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1164.610665] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1164.610667] Call Trace: [ 1164.610679] [] dump_stack+0xc1/0x128 [ 1164.610688] [] warn_alloc.cold.31+0x7f/0x9c [ 1164.610697] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1164.610705] [] ? shrink_node+0x740/0x740 [ 1164.610715] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1164.610723] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1164.610731] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1164.610740] [] ? check_preemption_disabled+0x3b/0x200 [ 1164.610747] [] ? find_get_entry+0x11a/0x570 [ 1164.610754] [] ? find_get_entry+0x141/0x570 [ 1164.610761] [] ? page_cache_prev_hole+0x80/0x80 [ 1164.610770] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1164.610777] [] ? pagecache_get_page+0x131/0x710 [ 1164.610784] [] filemap_fault+0xaf1/0x1110 [ 1164.610793] [] ext4_filemap_fault+0x71/0xa0 [ 1164.610799] [] __do_fault+0x223/0x500 [ 1164.610806] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1164.610814] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1164.610821] [] handle_mm_fault+0x1326/0x2350 [ 1164.610829] [] ? vm_insert_page+0x6f0/0x6f0 [ 1164.610837] [] ? kvm_clock_read+0x23/0x40 [ 1164.610844] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1164.610852] [] __do_page_fault+0x403/0xa60 [ 1164.610860] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1164.610868] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1164.610875] [] do_page_fault+0x27/0x30 [ 1164.610882] [] page_fault+0x25/0x30 [ 1164.610885] Mem-Info: [ 1164.610901] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1164.610901] active_file:21 inactive_file:42 isolated_file:0 [ 1164.610901] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1164.610901] slab_reclaimable:4093 slab_unreclaimable:57679 [ 1164.610901] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1164.610901] free:5968 free_pcp:116 free_cma:0 [ 1164.610914] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1164.610932] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1164.610959] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229744kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:328kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1164.611015] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1164.611064] 0 pages in swap cache [ 1164.611068] Swap cache stats: add 0, delete 0, find 0/0 [ 1164.611070] Free swap = 0kB [ 1164.611073] Total swap = 0kB [ 1164.611075] 1965979 pages RAM [ 1164.611077] 0 pages HighMem/MovableOnly [ 1164.611079] 313617 pages reserved [ 1164.640652] blkid: page allocation stalls for 190030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1164.640659] CPU: 0 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1164.640672] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1164.640682] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1164.640692] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1164.640694] Call Trace: [ 1164.640704] [] dump_stack+0xc1/0x128 [ 1164.640712] [] warn_alloc.cold.31+0x7f/0x9c [ 1164.640720] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1164.640729] [] ? shrink_node+0x740/0x740 [ 1164.640738] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1164.640747] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1164.640754] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1164.640761] [] ? find_get_entry+0x11a/0x570 [ 1164.640768] [] ? find_get_entry+0x141/0x570 [ 1164.640775] [] ? page_cache_prev_hole+0x80/0x80 [ 1164.640784] [] ? autoremove_wake_function+0x40/0x40 ** 138 printk messages dropped ** [ 1165.154799] Call Trace: ** 96 printk messages dropped ** [ 1166.417588] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1166.417588] to free 108kB on behalf of 'udevd' (2409) because [ 1166.417588] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1166.417588] Free memory is -13632kB above reserved ** 1 printk messages dropped ** [ 1168.437585] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1168.437585] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 1168.437585] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1168.437585] Free memory is -13632kB above reserved [ 1168.437596] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1168.437596] to free 108kB on behalf of 'blkid' (2411) because [ 1168.437596] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1168.437596] Free memory is -13632kB above reserved ** 132 printk messages dropped ** [ 1174.525780] [] __do_fault+0x223/0x500 [ 1174.525791] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1174.525798] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1174.525804] [] handle_mm_fault+0x1326/0x2350 [ 1174.525811] [] ? vm_insert_page+0x6f0/0x6f0 [ 1174.525817] [] ? selinux_file_permission+0x82/0x470 [ 1174.525824] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1174.525831] [] __do_page_fault+0x403/0xa60 [ 1174.525838] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1174.525845] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1174.525851] [] do_page_fault+0x27/0x30 [ 1174.525858] [] page_fault+0x25/0x30 [ 1174.525860] Mem-Info: [ 1174.525874] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1174.525874] active_file:21 inactive_file:42 isolated_file:0 [ 1174.525874] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1174.525874] slab_reclaimable:4093 slab_unreclaimable:57679 [ 1174.525874] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1174.525874] free:5968 free_pcp:116 free_cma:0 [ 1174.525885] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1174.525900] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1174.525923] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229744kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:328kB local_pcp:224kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1174.525971] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1174.526014] 0 pages in swap cache [ 1174.526017] Swap cache stats: add 0, delete 0, find 0/0 [ 1174.526019] Free swap = 0kB [ 1174.526021] Total swap = 0kB [ 1174.526023] 1965979 pages RAM [ 1174.526025] 0 pages HighMem/MovableOnly [ 1174.526027] 313617 pages reserved [ 1174.534726] blkid: page allocation stalls for 200040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1174.534733] CPU: 0 PID: 2412 Comm: blkid Not tainted 4.9.141+ #1 [ 1174.534745] ffff8800807577c0 ffffffff81b42e79 1ffff100100eaefa ffff8801c7590000 [ 1174.534756] ffffffff82a97480 0000000000000001 0000000000400000 ffff880080757908 [ 1174.534765] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1174.534767] Call Trace: [ 1174.534776] [] dump_stack+0xc1/0x128 [ 1174.534784] [] warn_alloc.cold.31+0x7f/0x9c [ 1174.534792] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1174.534800] [] ? shrink_node+0x740/0x740 [ 1174.534809] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1174.534816] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1174.534825] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1174.534832] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1174.534840] [] ? find_get_entry+0x11a/0x570 [ 1174.534847] [] ? find_get_entry+0x141/0x570 [ 1174.534854] [] ? page_cache_prev_hole+0x80/0x80 [ 1174.534861] [] ? touch_atime+0xdb/0x270 [ 1174.534868] [] ? pagecache_get_page+0x131/0x710 [ 1174.534876] [] filemap_fault+0xaf1/0x1110 [ 1174.534884] [] ext4_filemap_fault+0x71/0xa0 [ 1174.534890] [] __do_fault+0x223/0x500 [ 1174.534897] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1174.534905] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1174.534912] [] handle_mm_fault+0x1326/0x2350 [ 1174.534919] [] ? vm_insert_page+0x6f0/0x6f0 [ 1174.534927] [] ? selinux_file_permission+0x82/0x470 [ 1174.534935] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1174.534943] [] __do_page_fault+0x403/0xa60 [ 1174.534951] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1174.534959] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1174.534966] [] do_page_fault+0x27/0x30 [ 1174.534973] [] page_fault+0x25/0x30 [ 1174.534976] Mem-Info: [ 1174.534991] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1174.534991] active_file:21 inactive_file:42 isolated_file:0 [ 1174.534991] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1174.534991] slab_reclaimable:4093 slab_unreclaimable:57679 [ 1174.534991] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1174.534991] free:5968 free_pcp:116 free_cma:0 [ 1174.535004] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1174.535022] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1174.535048] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229744kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:328kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1174.535103] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1174.535152] 0 pages in swap cache [ 1174.535156] Swap cache stats: add 0, delete 0, find 0/0 [ 1174.535158] Free swap = 0kB [ 1174.535160] Total swap = 0kB [ 1174.535163] 1965979 pages RAM [ 1174.535165] 0 pages HighMem/MovableOnly [ 1174.535167] 313617 pages reserved [ 1174.598454] syz-execprog: page allocation stalls for 200020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1174.598461] CPU: 0 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1174.598475] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1174.598485] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1174.598495] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1174.598497] Call Trace: [ 1174.598508] [] dump_stack+0xc1/0x128 [ 1174.598517] [] warn_alloc.cold.31+0x7f/0x9c [ 1174.598526] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1174.598535] [] ? shrink_node+0x740/0x740 [ 1174.598544] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1174.598551] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1174.598560] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1174.598569] [] ? check_preemption_disabled+0x3b/0x200 [ 1174.598576] [] ? find_get_entry+0x11a/0x570 [ 1174.598584] [] ? find_get_entry+0x141/0x570 [ 1174.598591] [] ? page_cache_prev_hole+0x80/0x80 [ 1174.598599] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1174.598606] [] ? pagecache_get_page+0x131/0x710 [ 1174.598614] [] filemap_fault+0xaf1/0x1110 [ 1174.598622] [] ext4_filemap_fault+0x71/0xa0 [ 1174.598629] [] __do_fault+0x223/0x500 [ 1174.598635] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1174.598643] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1174.598650] [] handle_mm_fault+0x1326/0x2350 [ 1174.598658] [] ? vm_insert_page+0x6f0/0x6f0 [ 1174.598666] [] ? kvm_clock_read+0x23/0x40 [ 1174.598673] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1174.598681] [] __do_page_fault+0x403/0xa60 [ 1174.598689] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1174.598698] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1174.598705] [] do_page_fault+0x27/0x30 [ 1174.598712] [] page_fault+0x25/0x30 [ 1174.598715] Mem-Info: [ 1174.598730] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1174.598730] active_file:21 inactive_file:42 isolated_file:0 [ 1174.598730] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1174.598730] slab_reclaimable:4093 slab_unreclaimable:57679 [ 1174.598730] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1174.598730] free:5968 free_pcp:116 free_cma:0 [ 1174.598743] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1174.598761] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1174.598787] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229744kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:328kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1174.598844] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1174.598893] 0 pages in swap cache [ 1174.598896] Swap cache stats: add 0, delete 0, find 0/0 [ 1174.598899] Free swap = 0kB [ 1174.598901] Total swap = 0kB [ 1174.598903] 1965979 pages RAM [ 1174.598905] 0 pages HighMem/MovableOnly [ 1174.598907] 313617 pages reserved [ 1174.621272] syz-execprog: page allocation stalls for 200020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1174.621278] CPU: 1 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1174.621291] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1174.621301] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1174.621311] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1174.621312] Call Trace: [ 1174.621323] [] dump_stack+0xc1/0x128 [ 1174.621331] [] warn_alloc.cold.31+0x7f/0x9c [ 1174.621339] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1174.621347] [] ? shrink_node+0x740/0x740 [ 1174.621356] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1174.621363] [] ? debug_lockdep_rcu_enabled+0x77/0x90 ** 2 printk messages dropped ** [ 1174.621387] [] ? find_get_entry+0x11a/0x570 [ 1174.621395] [] ? find_get_entry+0x141/0x570 ** 149 printk messages dropped ** [ 1175.176398] [] ? find_get_entry+0x141/0x570 ** 89 printk messages dropped ** [ 1178.537566] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1178.537566] to free 108kB on behalf of 'blkid' (2411) because [ 1178.537566] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1178.537566] Free memory is -13632kB above reserved ** 1 printk messages dropped ** [ 1179.547597] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1179.547597] to free 108kB on behalf of 'syz-execprog' (2215) because [ 1179.547597] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1179.547597] Free memory is -13632kB above reserved ** 86 printk messages dropped ** [ 1184.512897] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB ** 49 printk messages dropped ** [ 1184.531110] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1184.531135] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229744kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:328kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1184.531191] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1184.531240] 0 pages in swap cache [ 1184.531244] Swap cache stats: add 0, delete 0, find 0/0 [ 1184.531246] Free swap = 0kB [ 1184.531248] Total swap = 0kB [ 1184.531250] 1965979 pages RAM [ 1184.531253] 0 pages HighMem/MovableOnly [ 1184.531255] 313617 pages reserved [ 1184.534635] blkid: page allocation stalls for 210020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1184.534642] CPU: 0 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 1184.534654] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 1184.534664] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 1184.534674] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1184.534675] Call Trace: [ 1184.534683] [] dump_stack+0xc1/0x128 [ 1184.534691] [] warn_alloc.cold.31+0x7f/0x9c [ 1184.534699] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1184.534707] [] ? shrink_node+0x740/0x740 [ 1184.534716] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1184.534723] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1184.534732] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1184.534739] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1184.534746] [] ? find_get_entry+0x11a/0x570 [ 1184.534754] [] ? find_get_entry+0x141/0x570 [ 1184.534761] [] ? page_cache_prev_hole+0x80/0x80 [ 1184.534767] [] ? touch_atime+0xdb/0x270 [ 1184.534775] [] ? pagecache_get_page+0x131/0x710 [ 1184.534782] [] filemap_fault+0xaf1/0x1110 [ 1184.534790] [] ext4_filemap_fault+0x71/0xa0 [ 1184.534797] [] __do_fault+0x223/0x500 [ 1184.534803] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1184.534811] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1184.534819] [] handle_mm_fault+0x1326/0x2350 [ 1184.534826] [] ? vm_insert_page+0x6f0/0x6f0 [ 1184.534833] [] ? selinux_file_permission+0x82/0x470 [ 1184.534841] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1184.534850] [] __do_page_fault+0x403/0xa60 [ 1184.534857] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1184.534866] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1184.534873] [] do_page_fault+0x27/0x30 [ 1184.534879] [] page_fault+0x25/0x30 [ 1184.534882] Mem-Info: [ 1184.534897] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1184.534897] active_file:21 inactive_file:42 isolated_file:0 [ 1184.534897] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1184.534897] slab_reclaimable:4093 slab_unreclaimable:57679 [ 1184.534897] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1184.534897] free:5968 free_pcp:116 free_cma:0 [ 1184.534910] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1184.534927] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1184.534953] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229744kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:328kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1184.535008] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1184.535057] 0 pages in swap cache [ 1184.535061] Swap cache stats: add 0, delete 0, find 0/0 [ 1184.535063] Free swap = 0kB [ 1184.535065] Total swap = 0kB [ 1184.535068] 1965979 pages RAM [ 1184.535070] 0 pages HighMem/MovableOnly [ 1184.535072] 313617 pages reserved [ 1184.545793] (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1184.545837] 0 pages in swap cache [ 1184.545841] Swap cache stats: add 0, delete 0, find 0/0 [ 1184.545843] Free swap = 0kB [ 1184.545845] Total swap = 0kB [ 1184.545847] 1965979 pages RAM [ 1184.545849] 0 pages HighMem/MovableOnly [ 1184.545851] 313617 pages reserved [ 1184.597539] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1184.597539] to free 108kB on behalf of 'syz-execprog' (2215) because [ 1184.597539] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1184.597539] Free memory is -13632kB above reserved [ 1184.620584] syz-execprog: page allocation stalls for 210020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1184.620593] CPU: 1 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1184.620607] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1184.620618] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1184.620628] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1184.620629] Call Trace: [ 1184.620644] [] dump_stack+0xc1/0x128 [ 1184.620654] [] warn_alloc.cold.31+0x7f/0x9c [ 1184.620664] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1184.620672] [] ? shrink_node+0x740/0x740 [ 1184.620681] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1184.620689] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1184.620698] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1184.620707] [] ? check_preemption_disabled+0x3b/0x200 [ 1184.620715] [] ? find_get_entry+0x11a/0x570 [ 1184.620722] [] ? find_get_entry+0x141/0x570 [ 1184.620729] [] ? page_cache_prev_hole+0x80/0x80 [ 1184.620737] [] ? autoremove_wake_function+0x40/0x40 [ 1184.620744] [] ? pagecache_get_page+0x131/0x710 [ 1184.620752] [] filemap_fault+0xaf1/0x1110 [ 1184.620760] [] ext4_filemap_fault+0x71/0xa0 [ 1184.620767] [] __do_fault+0x223/0x500 [ 1184.620774] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1184.620782] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1184.620789] [] handle_mm_fault+0x1326/0x2350 [ 1184.620797] [] ? poll_select_set_timeout+0xb5/0x120 [ 1184.620804] [] ? vm_insert_page+0x6f0/0x6f0 [ 1184.620812] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1184.620821] [] __do_page_fault+0x403/0xa60 [ 1184.620828] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1184.620837] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1184.620844] [] do_page_fault+0x27/0x30 [ 1184.620852] [] page_fault+0x25/0x30 [ 1184.620855] Mem-Info: [ 1184.620872] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1184.620872] active_file:21 inactive_file:42 isolated_file:0 [ 1184.620872] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1184.620872] slab_reclaimable:4093 slab_unreclaimable:57679 [ 1184.620872] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1184.620872] free:5968 free_pcp:116 free_cma:0 [ 1184.620890] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1184.620909] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1184.620935] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229744kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:328kB local_pcp:224kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1184.620992] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1184.621041] 0 pages in swap cache [ 1184.621045] Swap cache stats: add 0, delete 0, find 0/0 [ 1184.621047] Free swap = 0kB [ 1184.621049] Total swap = 0kB [ 1184.621052] 1965979 pages RAM [ 1184.621054] 0 pages HighMem/MovableOnly [ 1184.621056] 313617 pages reserved [ 1184.631236] blkid: page allocation stalls for 210020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1184.631242] CPU: 1 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1184.631255] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1184.631265] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1184.631275] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1184.631277] Call Trace: [ 1184.631286] [] dump_stack+0xc1/0x128 [ 1184.631294] [] warn_alloc.cold.31+0x7f/0x9c [ 1184.631302] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1184.631310] [] ? shrink_node+0x740/0x740 [ 1184.631319] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1184.631328] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1184.631336] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1184.631343] [] ? find_get_entry+0x11a/0x570 [ 1184.631350] [] ? find_get_entry+0x141/0x570 [ 1184.631357] [] ? page_cache_prev_hole+0x80/0x80 [ 1184.631365] [] ? autoremove_wake_function+0x40/0x40 [ 1184.631372] [] ? pagecache_get_page+0x131/0x710 [ 1184.631380] [] filemap_fault+0xaf1/0x1110 [ 1184.631387] [] ext4_filemap_fault+0x71/0xa0 [ 1184.631394] [] __do_fault+0x223/0x500 [ 1184.631401] [] ? do_page_mkwrite+0x3e0/0x3e0 ** 96 printk messages dropped ** [ 1185.161711] [] filemap_fault+0xaf1/0x1110 ** 100 printk messages dropped ** [ 1185.180759] [] ext4_filemap_fault+0x71/0xa0 ** 36 printk messages dropped ** [ 1189.647597] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1189.647597] to free 108kB on behalf of 'cron' (1943) because [ 1189.647597] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1189.647597] Free memory is -13632kB above reserved ** 1 printk messages dropped ** [ 1190.657577] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1190.657577] to free 108kB on behalf of 'blkid' (2407) because [ 1190.657577] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1190.657577] Free memory is -13632kB above reserved ** 139 printk messages dropped ** [ 1194.541982] Mem-Info: ** 2 printk messages dropped ** [ 1194.542027] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1194.542052] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229744kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:328kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1194.542108] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1194.542157] 0 pages in swap cache [ 1194.542161] Swap cache stats: add 0, delete 0, find 0/0 [ 1194.542163] Free swap = 0kB [ 1194.542165] Total swap = 0kB [ 1194.542168] 1965979 pages RAM [ 1194.542170] 0 pages HighMem/MovableOnly [ 1194.542172] 313617 pages reserved [ 1194.548456] syz-execprog: page allocation stalls for 220050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1194.548463] CPU: 0 PID: 2232 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1194.548474] ffff8801c8d8f7c0 ffffffff81b42e79 1ffff100391b1efa ffff8801c9368000 [ 1194.548489] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c8d8f908 [ 1194.548499] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1194.548501] Call Trace: [ 1194.548509] [] dump_stack+0xc1/0x128 [ 1194.548517] [] warn_alloc.cold.31+0x7f/0x9c [ 1194.548525] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1194.548533] [] ? shrink_node+0x740/0x740 [ 1194.548542] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1194.548549] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1194.548558] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1194.548567] [] ? check_preemption_disabled+0x3b/0x200 [ 1194.548574] [] ? find_get_entry+0x11a/0x570 [ 1194.548581] [] ? find_get_entry+0x141/0x570 [ 1194.548588] [] ? page_cache_prev_hole+0x80/0x80 [ 1194.548597] [] ? autoremove_wake_function+0x40/0x40 [ 1194.548604] [] ? pagecache_get_page+0x131/0x710 [ 1194.548612] [] filemap_fault+0xaf1/0x1110 [ 1194.548619] [] ext4_filemap_fault+0x71/0xa0 [ 1194.548625] [] __do_fault+0x223/0x500 [ 1194.548632] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1194.548639] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1194.548647] [] handle_mm_fault+0x1326/0x2350 [ 1194.548654] [] ? vm_insert_page+0x6f0/0x6f0 [ 1194.548661] [] ? selinux_file_permission+0x82/0x470 [ 1194.548670] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1194.548677] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1194.548685] [] __do_page_fault+0x403/0xa60 [ 1194.548693] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1194.548701] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1194.548708] [] do_page_fault+0x27/0x30 [ 1194.548714] [] page_fault+0x25/0x30 [ 1194.548717] Mem-Info: [ 1194.548733] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1194.548733] active_file:21 inactive_file:42 isolated_file:0 [ 1194.548733] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1194.548733] slab_reclaimable:4093 slab_unreclaimable:57679 [ 1194.548733] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1194.548733] free:5968 free_pcp:116 free_cma:0 [ 1194.548745] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1194.548763] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1194.548789] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229744kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:328kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1194.548844] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1194.548893] 0 pages in swap cache [ 1194.548897] Swap cache stats: add 0, delete 0, find 0/0 [ 1194.548899] Free swap = 0kB [ 1194.548901] Total swap = 0kB [ 1194.548903] 1965979 pages RAM [ 1194.548906] 0 pages HighMem/MovableOnly [ 1194.548908] 313617 pages reserved [ 1194.606944] syz-execprog: page allocation stalls for 220020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1194.606952] CPU: 0 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1194.606966] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1194.606976] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1194.606985] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1194.606986] Call Trace: [ 1194.606998] [] dump_stack+0xc1/0x128 [ 1194.607006] [] warn_alloc.cold.31+0x7f/0x9c [ 1194.607016] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1194.607024] [] ? shrink_node+0x740/0x740 [ 1194.607033] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1194.607041] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1194.607049] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1194.607058] [] ? check_preemption_disabled+0x3b/0x200 [ 1194.607065] [] ? find_get_entry+0x11a/0x570 [ 1194.607072] [] ? find_get_entry+0x141/0x570 [ 1194.607079] [] ? page_cache_prev_hole+0x80/0x80 [ 1194.607087] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1194.607095] [] ? pagecache_get_page+0x131/0x710 [ 1194.607102] [] filemap_fault+0xaf1/0x1110 [ 1194.607111] [] ext4_filemap_fault+0x71/0xa0 [ 1194.607117] [] __do_fault+0x223/0x500 [ 1194.607124] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1194.607132] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1194.607139] [] handle_mm_fault+0x1326/0x2350 [ 1194.607146] [] ? vm_insert_page+0x6f0/0x6f0 [ 1194.607154] [] ? kvm_clock_read+0x23/0x40 [ 1194.607161] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1194.607169] [] __do_page_fault+0x403/0xa60 [ 1194.607177] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1194.607185] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1194.607192] [] do_page_fault+0x27/0x30 [ 1194.607200] [] page_fault+0x25/0x30 [ 1194.607203] Mem-Info: [ 1194.607219] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1194.607219] active_file:21 inactive_file:42 isolated_file:0 [ 1194.607219] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1194.607219] slab_reclaimable:4093 slab_unreclaimable:57679 [ 1194.607219] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1194.607219] free:5968 free_pcp:116 free_cma:0 [ 1194.607233] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1194.607250] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1194.607276] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229744kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:328kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1194.607332] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1194.607382] 0 pages in swap cache [ 1194.607386] Swap cache stats: add 0, delete 0, find 0/0 [ 1194.607388] Free swap = 0kB [ 1194.607390] Total swap = 0kB [ 1194.607393] 1965979 pages RAM [ 1194.607395] 0 pages HighMem/MovableOnly [ 1194.607397] 313617 pages reserved [ 1194.656916] blkid: page allocation stalls for 220040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1194.656923] CPU: 1 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1194.656937] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1194.656948] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1194.656958] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1194.656959] Call Trace: [ 1194.656971] [] dump_stack+0xc1/0x128 [ 1194.656986] [] warn_alloc.cold.31+0x7f/0x9c [ 1194.656996] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1194.657004] [] ? shrink_node+0x740/0x740 [ 1194.657013] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1194.657022] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1194.657030] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1194.657038] [] ? find_get_entry+0x11a/0x570 [ 1194.657045] [] ? find_get_entry+0x141/0x570 [ 1194.657052] [] ? page_cache_prev_hole+0x80/0x80 [ 1194.657060] [] ? autoremove_wake_function+0x40/0x40 [ 1194.657068] [] ? pagecache_get_page+0x131/0x710 [ 1194.657076] [] filemap_fault+0xaf1/0x1110 [ 1194.657084] [] ext4_filemap_fault+0x71/0xa0 [ 1194.657091] [] __do_fault+0x223/0x500 [ 1194.657098] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1194.657106] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1194.657113] [] handle_mm_fault+0x1326/0x2350 [ 1194.657120] [] ? vm_insert_page+0x6f0/0x6f0 [ 1194.657128] [] ? selinux_file_permission+0x82/0x470 [ 1194.657137] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1194.657144] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1194.657153] [] __do_page_fault+0x403/0xa60 [ 1194.657160] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1194.657169] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1194.657176] [] do_page_fault+0x27/0x30 [ 1194.657184] [] page_fault+0x25/0x30 [ 1194.657187] Mem-Info: [ 1194.657203] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1194.657203] active_file:21 inactive_file:42 isolated_file:0 [ 1194.657203] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1194.657203] slab_reclaimable:4093 slab_unreclaimable:57679 [ 1194.657203] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1194.657203] free:5968 free_pcp:116 free_cma:0 [ 1194.657216] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:26 all_unreclaimable? yes [ 1194.657234] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1194.657260] Normal free:5212kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229744kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:328kB local_pcp:224kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1194.657317] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 122*8kB (UMEH) 44*16kB (UME) 19*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5212kB 114 total pagecache pages [ 1194.657366] 0 pages in swap cache ** 76 printk messages dropped ** [ 1195.135329] [] filemap_fault+0xaf1/0x1110 [ 1195.135337] [] ext4_filemap_fault+0x71/0xa0 [ 1195.135343] [] __do_fault+0x223/0x500 ** 135 printk messages dropped ** [ 1198.737574] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1198.737574] to free 108kB on behalf of 'init' (1) because [ 1198.737574] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1198.737574] Free memory is -13632kB above reserved [ 1199.747588] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1199.747588] to free 108kB on behalf of 'blkid' (2407) because [ 1199.747588] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1199.747588] Free memory is -13632kB above reserved [ 1199.747613] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1199.747613] to free 108kB on behalf of 'udevd' (590) because [ 1199.747613] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1199.747613] Free memory is -13632kB above reserved [ 1200.757592] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1200.757592] to free 108kB on behalf of 'udevd' (590) because [ 1200.757592] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1200.757592] Free memory is -13632kB above reserved [ 1201.767594] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1201.767594] to free 108kB on behalf of 'udevd' (2409) because [ 1201.767594] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1201.767594] Free memory is -13632kB above reserved [ 1201.767606] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1201.767606] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 1201.767606] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1201.767606] Free memory is -13632kB above reserved [ 1202.777581] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1202.777581] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 1202.777581] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1202.777581] Free memory is -13632kB above reserved [ 1202.777601] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1202.777601] to free 108kB on behalf of 'blkid' (2410) because [ 1202.777601] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1202.777601] Free memory is -13632kB above reserved ** 132 printk messages dropped ** [ 1204.520888] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1204.520896] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1204.520903] [] do_page_fault+0x27/0x30 [ 1204.520909] [] page_fault+0x25/0x30 [ 1204.520912] Mem-Info: [ 1204.520926] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1204.520926] active_file:21 inactive_file:42 isolated_file:0 [ 1204.520926] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1204.520926] slab_reclaimable:4093 slab_unreclaimable:57682 [ 1204.520926] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1204.520926] free:5974 free_pcp:115 free_cma:0 [ 1204.520938] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1204.520955] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1204.520979] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229756kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:324kB local_pcp:220kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1204.521029] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 20*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 1204.521073] 0 pages in swap cache [ 1204.521077] Swap cache stats: add 0, delete 0, find 0/0 [ 1204.521078] Free swap = 0kB [ 1204.521080] Total swap = 0kB [ 1204.521082] 1965979 pages RAM [ 1204.521084] 0 pages HighMem/MovableOnly [ 1204.521086] 313617 pages reserved [ 1204.524003] syz-execprog: page allocation stalls for 230020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1204.524009] CPU: 0 PID: 2232 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1204.524021] ffff8801c8d8f7c0 ffffffff81b42e79 1ffff100391b1efa ffff8801c9368000 [ 1204.524031] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c8d8f908 [ 1204.524040] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1204.524042] Call Trace: [ 1204.524051] [] dump_stack+0xc1/0x128 [ 1204.524059] [] warn_alloc.cold.31+0x7f/0x9c [ 1204.524067] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1204.524075] [] ? shrink_node+0x740/0x740 [ 1204.524084] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1204.524091] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1204.524099] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1204.524108] [] ? check_preemption_disabled+0x3b/0x200 [ 1204.524115] [] ? find_get_entry+0x11a/0x570 [ 1204.524122] [] ? find_get_entry+0x141/0x570 [ 1204.524129] [] ? page_cache_prev_hole+0x80/0x80 [ 1204.524138] [] ? autoremove_wake_function+0x40/0x40 [ 1204.524145] [] ? pagecache_get_page+0x131/0x710 [ 1204.524153] [] filemap_fault+0xaf1/0x1110 [ 1204.524161] [] ext4_filemap_fault+0x71/0xa0 [ 1204.524167] [] __do_fault+0x223/0x500 [ 1204.524174] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1204.524181] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1204.524188] [] handle_mm_fault+0x1326/0x2350 [ 1204.524195] [] ? vm_insert_page+0x6f0/0x6f0 [ 1204.524203] [] ? selinux_file_permission+0x82/0x470 [ 1204.524211] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1204.524218] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1204.524226] [] __do_page_fault+0x403/0xa60 [ 1204.524234] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1204.524242] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1204.524249] [] do_page_fault+0x27/0x30 [ 1204.524256] [] page_fault+0x25/0x30 [ 1204.524259] Mem-Info: [ 1204.524274] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1204.524274] active_file:21 inactive_file:42 isolated_file:0 [ 1204.524274] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1204.524274] slab_reclaimable:4093 slab_unreclaimable:57682 [ 1204.524274] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1204.524274] free:5974 free_pcp:115 free_cma:0 [ 1204.524286] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1204.524304] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1204.524330] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229756kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:324kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1204.524386] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 20*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 1204.524434] 0 pages in swap cache [ 1204.524438] Swap cache stats: add 0, delete 0, find 0/0 [ 1204.524440] Free swap = 0kB [ 1204.524442] Total swap = 0kB [ 1204.524445] 1965979 pages RAM [ 1204.524447] 0 pages HighMem/MovableOnly [ 1204.524449] 313617 pages reserved [ 1204.601842] syz-execprog: page allocation stalls for 230020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1204.601850] CPU: 0 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1204.601864] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1204.601874] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1204.601885] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1204.601886] Call Trace: [ 1204.601899] [] dump_stack+0xc1/0x128 [ 1204.601908] [] warn_alloc.cold.31+0x7f/0x9c [ 1204.601917] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1204.601926] [] ? shrink_node+0x740/0x740 [ 1204.601935] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1204.601943] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1204.601952] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1204.601961] [] ? check_preemption_disabled+0x3b/0x200 [ 1204.601968] [] ? find_get_entry+0x11a/0x570 [ 1204.601975] [] ? find_get_entry+0x141/0x570 [ 1204.601982] [] ? page_cache_prev_hole+0x80/0x80 [ 1204.601991] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1204.601998] [] ? pagecache_get_page+0x131/0x710 [ 1204.602006] [] filemap_fault+0xaf1/0x1110 [ 1204.602014] [] ext4_filemap_fault+0x71/0xa0 [ 1204.602021] [] __do_fault+0x223/0x500 [ 1204.602028] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1204.602036] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1204.602043] [] handle_mm_fault+0x1326/0x2350 [ 1204.602050] [] ? vm_insert_page+0x6f0/0x6f0 [ 1204.602058] [] ? kvm_clock_read+0x23/0x40 [ 1204.602065] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1204.602073] [] __do_page_fault+0x403/0xa60 [ 1204.602081] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1204.602089] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1204.602096] [] do_page_fault+0x27/0x30 [ 1204.602103] [] page_fault+0x25/0x30 [ 1204.602107] Mem-Info: [ 1204.602122] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1204.602122] active_file:21 inactive_file:42 isolated_file:0 [ 1204.602122] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1204.602122] slab_reclaimable:4093 slab_unreclaimable:57682 [ 1204.602122] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1204.602122] free:5974 free_pcp:115 free_cma:0 [ 1204.602135] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1204.602153] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1204.602179] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229756kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:324kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1204.602235] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 20*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 1204.602284] 0 pages in swap cache [ 1204.602288] Swap cache stats: add 0, delete 0, find 0/0 [ 1204.602290] Free swap = 0kB [ 1204.602292] Total swap = 0kB [ 1204.602294] 1965979 pages RAM [ 1204.602296] 0 pages HighMem/MovableOnly [ 1204.602299] 313617 pages reserved [ 1204.634161] blkid: page allocation stalls for 230020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1204.634168] CPU: 1 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1204.634180] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1204.634189] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1204.634198] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1204.634200] Call Trace: [ 1204.634211] [] dump_stack+0xc1/0x128 [ 1204.634219] [] warn_alloc.cold.31+0x7f/0x9c [ 1204.634228] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1204.634237] [] ? shrink_node+0x740/0x740 [ 1204.634245] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1204.634253] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1204.634260] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1204.634267] [] ? find_get_entry+0x11a/0x570 [ 1204.634273] [] ? find_get_entry+0x141/0x570 [ 1204.634280] [] ? page_cache_prev_hole+0x80/0x80 [ 1204.634288] [] ? autoremove_wake_function+0x40/0x40 [ 1204.634295] [] ? pagecache_get_page+0x131/0x710 [ 1204.634301] [] filemap_fault+0xaf1/0x1110 [ 1204.634309] [] ext4_filemap_fault+0x71/0xa0 [ 1204.634316] [] __do_fault+0x223/0x500 [ 1204.634322] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1204.634329] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1204.634335] [] handle_mm_fault+0x1326/0x2350 [ 1204.634342] [] ? vm_insert_page+0x6f0/0x6f0 [ 1204.634349] [] ? selinux_file_permission+0x82/0x470 [ 1204.634358] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1204.634365] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1204.634373] [] __do_page_fault+0x403/0xa60 [ 1204.634380] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1204.634388] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1204.634395] [] do_page_fault+0x27/0x30 [ 1204.634401] [] page_fault+0x25/0x30 [ 1204.634404] Mem-Info: [ 1204.634419] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1204.634419] active_file:21 inactive_file:42 isolated_file:0 [ 1204.634419] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1204.634419] slab_reclaimable:4093 slab_unreclaimable:57682 [ 1204.634419] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1204.634419] free:5974 free_pcp:115 free_cma:0 [ 1204.634430] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1204.634447] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1204.634471] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229756kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:324kB local_pcp:220kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1204.634521] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 20*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 1204.634566] 0 pages in swap cache [ 1204.634569] Swap cache stats: add 0, delete 0, find 0/0 [ 1204.634571] Free swap = 0kB [ 1204.634573] Total swap = 0kB [ 1204.634575] 1965979 pages RAM [ 1204.634577] 0 pages HighMem/MovableOnly [ 1204.634579] 313617 pages reserved [ 1204.653791] syz-execprog: page allocation stalls for 230050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1204.653799] CPU: 1 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1204.653812] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1204.653822] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1204.653832] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1204.653834] Call Trace: [ 1204.653845] [] dump_stack+0xc1/0x128 [ 1204.653853] [] warn_alloc.cold.31+0x7f/0x9c [ 1204.653862] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1204.653871] [] ? shrink_node+0x740/0x740 [ 1204.653880] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1204.653888] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1204.653896] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1204.653905] [] ? check_preemption_disabled+0x3b/0x200 [ 1204.653912] [] ? find_get_entry+0x11a/0x570 [ 1204.653919] [] ? find_get_entry+0x141/0x570 [ 1204.653926] [] ? page_cache_prev_hole+0x80/0x80 [ 1204.653935] [] ? autoremove_wake_function+0x40/0x40 [ 1204.653942] [] ? pagecache_get_page+0x131/0x710 [ 1204.653950] [] filemap_fault+0xaf1/0x1110 [ 1204.653958] [] ext4_filemap_fault+0x71/0xa0 [ 1204.653965] [] __do_fault+0x223/0x500 [ 1204.653972] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1204.653979] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1204.653987] [] handle_mm_fault+0x1326/0x2350 [ 1204.653996] [] ? poll_select_set_timeout+0xb5/0x120 [ 1204.654003] [] ? vm_insert_page+0x6f0/0x6f0 [ 1204.654010] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1204.654019] [] __do_page_fault+0x403/0xa60 [ 1204.654026] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1204.654035] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1204.654042] [] do_page_fault+0x27/0x30 [ 1204.654049] [] page_fault+0x25/0x30 [ 1204.654052] Mem-Info: [ 1204.654068] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1204.654068] active_file:21 inactive_file:42 isolated_file:0 [ 1204.654068] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1204.654068] slab_reclaimable:4093 slab_unreclaimable:57682 [ 1204.654068] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1204.654068] free:5974 free_pcp:115 free_cma:0 [ 1204.654086] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1204.654104] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1204.654130] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229756kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:324kB local_pcp:220kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1204.654187] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 20*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 1204.654236] 0 pages in swap cache [ 1204.654240] Swap cache stats: add 0, delete 0, find 0/0 [ 1204.654242] Free swap = 0kB [ 1204.654244] Total swap = 0kB [ 1204.654246] 1965979 pages RAM [ 1204.654248] 0 pages HighMem/MovableOnly [ 1204.654250] 313617 pages reserved [ 1204.797582] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1204.797582] to free 108kB on behalf of 'blkid' (2411) because [ 1204.797582] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1204.797582] Free memory is -13608kB above reserved [ 1204.797608] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1204.797608] to free 108kB on behalf of 'syz-execprog' (2217) because [ 1204.797608] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1204.797608] Free memory is -13608kB above reserved [ 1205.120887] udevd: page allocation stalls for 170010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1205.120896] CPU: 1 PID: 590 Comm: udevd Not tainted 4.9.141+ #1 [ 1205.120911] ffff8801cfc877c0 ffffffff81b42e79 1ffff10039f90efa ffff8801cfc12f80 [ 1205.120921] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cfc87908 [ 1205.120931] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1205.120933] Call Trace: [ 1205.120948] [] dump_stack+0xc1/0x128 [ 1205.120958] [] warn_alloc.cold.31+0x7f/0x9c [ 1205.120967] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1205.120976] [] ? shrink_node+0x740/0x740 [ 1205.120985] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1205.120993] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1205.121002] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1205.121010] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1205.121017] [] ? find_get_entry+0x11a/0x570 [ 1205.121024] [] ? find_get_entry+0x141/0x570 [ 1205.121031] [] ? page_cache_prev_hole+0x80/0x80 [ 1205.121047] [] ? pagecache_get_page+0x131/0x710 [ 1205.121055] [] filemap_fault+0xaf1/0x1110 [ 1205.121063] [] ext4_filemap_fault+0x71/0xa0 [ 1205.121070] [] __do_fault+0x223/0x500 [ 1205.121077] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1205.121085] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1205.121092] [] handle_mm_fault+0x1326/0x2350 [ 1205.121100] [] ? ep_poll+0x18f/0xb20 [ 1205.121107] [] ? vm_insert_page+0x6f0/0x6f0 [ 1205.121115] [] ? ep_poll_readyevents_proc+0x90/0x90 [ 1205.121124] [] __do_page_fault+0x403/0xa60 [ 1205.121133] [] ? __fget_light+0x169/0x1f0 [ 1205.121140] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1205.121150] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1205.121157] [] do_page_fault+0x27/0x30 [ 1205.121165] [] page_fault+0x25/0x30 [ 1205.121169] Mem-Info: [ 1205.121186] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1205.121186] active_file:21 inactive_file:42 isolated_file:0 [ 1205.121186] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1205.121186] slab_reclaimable:4093 slab_unreclaimable:57682 [ 1205.121186] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1205.121186] free:5974 free_pcp:115 free_cma:0 [ 1205.121199] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1205.121218] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1205.121244] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229756kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:324kB local_pcp:220kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1205.121301] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 20*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 1205.121351] 0 pages in swap cache [ 1205.121355] Swap cache stats: add 0, delete 0, find 0/0 [ 1205.121357] Free swap = 0kB [ 1205.121359] Total swap = 0kB [ 1205.121361] 1965979 pages RAM [ 1205.121363] 0 pages HighMem/MovableOnly [ 1205.121366] 313617 pages reserved [ 1205.136946] udevd: page allocation stalls for 170010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1205.136953] CPU: 1 PID: 2409 Comm: udevd Not tainted 4.9.141+ #1 [ 1205.136965] ffff880070b5f7c0 ffffffff81b42e79 1ffff1000e16befa ffff8801c64e97c0 [ 1205.136976] ffffffff82a97480 0000000000000001 0000000000400000 ffff880070b5f908 [ 1205.136985] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1205.136987] Call Trace: ** 6 printk messages dropped ** [ 1205.137052] [] ? gfp_pfmemalloc_allowed+0x110/0x110 ** 91 printk messages dropped ** [ 1207.827605] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1207.827605] to free 108kB on behalf of 'udevd' (2409) because [ 1207.827605] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1207.827605] Free memory is -13608kB above reserved [ 1207.827616] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1207.827616] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 1207.827616] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1207.827616] Free memory is -13608kB above reserved [ 1208.837598] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1208.837598] to free 108kB on behalf of 'udevd' (2409) because [ 1208.837598] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1208.837598] Free memory is -13608kB above reserved [ 1208.837610] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1208.837610] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 1208.837610] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1208.837610] Free memory is -13608kB above reserved [ 1209.847557] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1209.847557] to free 108kB on behalf of 'udevd' (2408) because [ 1209.847557] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1209.847557] Free memory is -13608kB above reserved [ 1210.857556] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1210.857556] to free 108kB on behalf of 'syz-execprog' (2217) because [ 1210.857556] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1210.857556] Free memory is -13608kB above reserved [ 1211.867592] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1211.867592] to free 108kB on behalf of 'blkid' (2411) because [ 1211.867592] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1211.867592] Free memory is -13608kB above reserved [ 1211.867603] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1211.867603] to free 108kB on behalf of 'udevd' (2408) because [ 1211.867603] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1211.867603] Free memory is -13608kB above reserved ** 134 printk messages dropped ** [ 1214.549472] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1214.549480] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1214.549487] [] do_page_fault+0x27/0x30 [ 1214.549494] [] page_fault+0x25/0x30 [ 1214.549497] Mem-Info: [ 1214.549513] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1214.549513] active_file:21 inactive_file:42 isolated_file:0 [ 1214.549513] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1214.549513] slab_reclaimable:4093 slab_unreclaimable:57683 [ 1214.549513] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1214.549513] free:5974 free_pcp:114 free_cma:0 [ 1214.549526] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1214.549544] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1214.549570] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229760kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:320kB local_pcp:220kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1214.549626] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 20*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 1214.549675] 0 pages in swap cache [ 1214.549679] Swap cache stats: add 0, delete 0, find 0/0 [ 1214.549681] Free swap = 0kB [ 1214.549684] Total swap = 0kB [ 1214.549686] 1965979 pages RAM [ 1214.549688] 0 pages HighMem/MovableOnly [ 1214.549689] 313617 pages reserved [ 1214.555969] blkid: page allocation stalls for 240040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1214.555976] CPU: 1 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 1214.555988] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 1214.555998] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 1214.556008] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1214.556009] Call Trace: [ 1214.556018] [] dump_stack+0xc1/0x128 [ 1214.556025] [] warn_alloc.cold.31+0x7f/0x9c [ 1214.556034] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1214.556042] [] ? shrink_node+0x740/0x740 [ 1214.556051] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1214.556058] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1214.556067] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1214.556074] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1214.556082] [] ? find_get_entry+0x11a/0x570 [ 1214.556089] [] ? find_get_entry+0x141/0x570 [ 1214.556096] [] ? page_cache_prev_hole+0x80/0x80 [ 1214.556104] [] ? touch_atime+0xdb/0x270 [ 1214.556111] [] ? pagecache_get_page+0x131/0x710 [ 1214.556119] [] filemap_fault+0xaf1/0x1110 [ 1214.556127] [] ext4_filemap_fault+0x71/0xa0 [ 1214.556133] [] __do_fault+0x223/0x500 [ 1214.556140] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1214.556148] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1214.556155] [] handle_mm_fault+0x1326/0x2350 [ 1214.556162] [] ? vm_insert_page+0x6f0/0x6f0 [ 1214.556169] [] ? selinux_file_permission+0x82/0x470 [ 1214.556177] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1214.556190] [] __do_page_fault+0x403/0xa60 [ 1214.556198] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1214.556206] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1214.556213] [] do_page_fault+0x27/0x30 [ 1214.556220] [] page_fault+0x25/0x30 [ 1214.556223] Mem-Info: [ 1214.556238] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1214.556238] active_file:21 inactive_file:42 isolated_file:0 [ 1214.556238] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1214.556238] slab_reclaimable:4093 slab_unreclaimable:57683 [ 1214.556238] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1214.556238] free:5974 free_pcp:114 free_cma:0 [ 1214.556251] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1214.556269] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1214.556294] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229760kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:320kB local_pcp:220kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1214.556348] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 20*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 1214.556392] 0 pages in swap cache [ 1214.556396] Swap cache stats: add 0, delete 0, find 0/0 [ 1214.556398] Free swap = 0kB [ 1214.556400] Total swap = 0kB [ 1214.556403] 1965979 pages RAM [ 1214.556405] 0 pages HighMem/MovableOnly [ 1214.556407] 313617 pages reserved [ 1214.610930] syz-execprog: page allocation stalls for 240030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1214.610939] CPU: 0 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1214.610954] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1214.610964] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1214.610974] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1214.610976] Call Trace: [ 1214.610991] [] dump_stack+0xc1/0x128 [ 1214.611001] [] warn_alloc.cold.31+0x7f/0x9c [ 1214.611010] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1214.611019] [] ? shrink_node+0x740/0x740 [ 1214.611027] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1214.611035] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1214.611044] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1214.611053] [] ? check_preemption_disabled+0x3b/0x200 [ 1214.611061] [] ? find_get_entry+0x11a/0x570 [ 1214.611068] [] ? find_get_entry+0x141/0x570 [ 1214.611075] [] ? page_cache_prev_hole+0x80/0x80 [ 1214.611083] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1214.611091] [] ? pagecache_get_page+0x131/0x710 [ 1214.611098] [] filemap_fault+0xaf1/0x1110 [ 1214.611107] [] ext4_filemap_fault+0x71/0xa0 [ 1214.611114] [] __do_fault+0x223/0x500 [ 1214.611121] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1214.611129] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1214.611136] [] handle_mm_fault+0x1326/0x2350 [ 1214.611143] [] ? vm_insert_page+0x6f0/0x6f0 [ 1214.611152] [] ? kvm_clock_read+0x23/0x40 [ 1214.611159] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1214.611167] [] __do_page_fault+0x403/0xa60 [ 1214.611175] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1214.611183] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1214.611194] [] do_page_fault+0x27/0x30 [ 1214.611203] [] page_fault+0x25/0x30 [ 1214.611206] Mem-Info: [ 1214.611222] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1214.611222] active_file:21 inactive_file:42 isolated_file:0 [ 1214.611222] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1214.611222] slab_reclaimable:4093 slab_unreclaimable:57683 [ 1214.611222] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1214.611222] free:5974 free_pcp:114 free_cma:0 [ 1214.611235] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1214.611253] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1214.611279] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229760kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:320kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1214.611336] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 20*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 1214.611385] 0 pages in swap cache [ 1214.611389] Swap cache stats: add 0, delete 0, find 0/0 [ 1214.611391] Free swap = 0kB [ 1214.611393] Total swap = 0kB [ 1214.611396] 1965979 pages RAM [ 1214.611398] 0 pages HighMem/MovableOnly [ 1214.611400] 313617 pages reserved [ 1214.637604] syz-execprog: page allocation stalls for 240040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1214.637612] CPU: 1 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1214.637626] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1214.637636] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1214.637646] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1214.637647] Call Trace: [ 1214.637659] [] dump_stack+0xc1/0x128 [ 1214.637668] [] warn_alloc.cold.31+0x7f/0x9c [ 1214.637676] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1214.637684] [] ? shrink_node+0x740/0x740 [ 1214.637693] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1214.637701] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1214.637710] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1214.637718] [] ? check_preemption_disabled+0x3b/0x200 [ 1214.637725] [] ? find_get_entry+0x11a/0x570 [ 1214.637733] [] ? find_get_entry+0x141/0x570 [ 1214.637740] [] ? page_cache_prev_hole+0x80/0x80 [ 1214.637749] [] ? autoremove_wake_function+0x40/0x40 [ 1214.637756] [] ? pagecache_get_page+0x131/0x710 [ 1214.637764] [] filemap_fault+0xaf1/0x1110 [ 1214.637772] [] ext4_filemap_fault+0x71/0xa0 [ 1214.637779] [] __do_fault+0x223/0x500 [ 1214.637786] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1214.637793] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1214.637800] [] handle_mm_fault+0x1326/0x2350 [ 1214.637809] [] ? poll_select_set_timeout+0xb5/0x120 [ 1214.637816] [] ? vm_insert_page+0x6f0/0x6f0 [ 1214.637824] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1214.637832] [] __do_page_fault+0x403/0xa60 [ 1214.637840] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1214.637848] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1214.637855] [] do_page_fault+0x27/0x30 [ 1214.637862] [] page_fault+0x25/0x30 [ 1214.637865] Mem-Info: [ 1214.637881] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1214.637881] active_file:21 inactive_file:42 isolated_file:0 [ 1214.637881] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1214.637881] slab_reclaimable:4093 slab_unreclaimable:57683 [ 1214.637881] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1214.637881] free:5974 free_pcp:114 free_cma:0 [ 1214.637895] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1214.637913] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1214.637939] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229760kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:320kB local_pcp:220kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1214.637996] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 20*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 1214.638045] 0 pages in swap cache [ 1214.638049] Swap cache stats: add 0, delete 0, find 0/0 [ 1214.638051] Free swap = 0kB [ 1214.638053] Total swap = 0kB [ 1214.638056] 1965979 pages RAM [ 1214.638058] 0 pages HighMem/MovableOnly [ 1214.638060] 313617 pages reserved [ 1214.656382] blkid: page allocation stalls for 240040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1214.656389] CPU: 1 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1214.656400] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1214.656409] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1214.656419] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1214.656421] Call Trace: [ 1214.656430] [] dump_stack+0xc1/0x128 [ 1214.656437] [] warn_alloc.cold.31+0x7f/0x9c [ 1214.656446] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1214.656453] [] ? shrink_node+0x740/0x740 [ 1214.656462] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1214.656470] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1214.656477] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1214.656484] [] ? find_get_entry+0x11a/0x570 [ 1214.656490] [] ? find_get_entry+0x141/0x570 [ 1214.656497] [] ? page_cache_prev_hole+0x80/0x80 [ 1214.656505] [] ? autoremove_wake_function+0x40/0x40 [ 1214.656511] [] ? pagecache_get_page+0x131/0x710 [ 1214.656519] [] filemap_fault+0xaf1/0x1110 [ 1214.656527] [] ext4_filemap_fault+0x71/0xa0 [ 1214.656533] [] __do_fault+0x223/0x500 [ 1214.656539] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1214.656546] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1214.656552] [] handle_mm_fault+0x1326/0x2350 [ 1214.656559] [] ? vm_insert_page+0x6f0/0x6f0 [ 1214.656566] [] ? selinux_file_permission+0x82/0x470 [ 1214.656574] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1214.656581] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1214.656588] [] __do_page_fault+0x403/0xa60 [ 1214.656595] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1214.656603] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1214.656609] [] do_page_fault+0x27/0x30 [ 1214.656616] [] page_fault+0x25/0x30 [ 1214.656619] Mem-Info: [ 1214.656633] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1214.656633] active_file:21 inactive_file:42 isolated_file:0 [ 1214.656633] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1214.656633] slab_reclaimable:4093 slab_unreclaimable:57683 [ 1214.656633] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1214.656633] free:5974 free_pcp:114 free_cma:0 [ 1214.656645] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1214.656661] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1214.656684] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229760kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:320kB local_pcp:220kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1214.656734] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 20*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5236kB 114 total pagecache pages [ 1214.656779] 0 pages in swap cache [ 1214.656782] Swap cache stats: add 0, delete 0, find 0/0 [ 1214.656784] Free swap = 0kB [ 1214.656786] Total swap = 0kB [ 1214.656788] 1965979 pages RAM [ 1214.656790] 0 pages HighMem/MovableOnly [ 1214.656792] 313617 pages reserved [ 1214.897575] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1214.897575] to free 108kB on behalf of 'init' (1) because [ 1214.897575] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1214.897575] Free memory is -13608kB above reserved [ 1214.897593] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1214.897593] to free 108kB on behalf of 'udevd' (2397) because [ 1214.897593] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1214.897593] Free memory is -13608kB above reserved [ 1215.136997] udevd: page allocation stalls for 180010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1215.137005] CPU: 1 PID: 2409 Comm: udevd Not tainted 4.9.141+ #1 [ 1215.137021] ffff880070b5f7c0 ffffffff81b42e79 1ffff1000e16befa ffff8801c64e97c0 [ 1215.137032] ffffffff82a97480 0000000000000001 0000000000400000 ffff880070b5f908 [ 1215.137042] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1215.137043] Call Trace: [ 1215.137060] [] dump_stack+0xc1/0x128 [ 1215.137070] [] warn_alloc.cold.31+0x7f/0x9c [ 1215.137079] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1215.137087] [] ? shrink_node+0x740/0x740 [ 1215.137096] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1215.137104] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1215.137113] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1215.137121] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1215.137128] [] ? find_get_entry+0x11a/0x570 [ 1215.137154] [] ? find_get_entry+0x141/0x570 [ 1215.137161] [] ? page_cache_prev_hole+0x80/0x80 [ 1215.137169] [] ? pagecache_get_page+0x131/0x710 [ 1215.137176] [] filemap_fault+0xaf1/0x1110 [ 1215.137186] [] ext4_filemap_fault+0x71/0xa0 [ 1215.137193] [] __do_fault+0x223/0x500 [ 1215.137199] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1215.137208] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1215.137215] [] handle_mm_fault+0x1326/0x2350 [ 1215.137223] [] ? ep_poll+0x18f/0xb20 [ 1215.137231] [] ? vm_insert_page+0x6f0/0x6f0 [ 1215.137238] [] ? ep_poll_readyevents_proc+0x90/0x90 [ 1215.137248] [] __do_page_fault+0x403/0xa60 [ 1215.137255] [] ? __fget_light+0x169/0x1f0 [ 1215.137263] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1215.137272] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1215.137279] [] do_page_fault+0x27/0x30 [ 1215.137287] [] page_fault+0x25/0x30 [ 1215.137291] Mem-Info: [ 1215.137308] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1215.137308] active_file:21 inactive_file:42 isolated_file:0 [ 1215.137308] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1215.137308] slab_reclaimable:4093 slab_unreclaimable:57683 [ 1215.137308] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1215.137308] free:5974 free_pcp:114 free_cma:0 [ 1215.137321] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1215.137340] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:972kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1215.137367] Normal free:5236kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229760kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:320kB local_pcp:220kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1215.137435] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 17*32kB (ME) 16*64kB (ME) 8*128kB (UM) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18660kB Normal: 203*4kB (UM) 121*8kB (UME) 44*16kB (UME) 20*32kB (UMH) 3*64kB (UM) 1*128kB (H) 1*256kB (H) [ 1215.138749] udevd: page allocation stalls for 180010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1215.138755] CPU: 0 PID: 2408 Comm: udevd Not tainted 4.9.141+ #1 [ 1215.138768] ffff8800704177c0 ffffffff81b42e79 1ffff1000e082efa ffff8801c6aec740 [ 1215.138778] ffffffff82a97480 0000000000000001 0000000000400000 ffff880070417908 [ 1215.138788] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1215.138789] Call Trace: [ 1215.138798] [] dump_stack+0xc1/0x128 [ 1215.138806] [] warn_alloc.cold.31+0x7f/0x9c [ 1215.138814] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1215.138822] [] ? shrink_node+0x740/0x740 [ 1215.138831] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1215.138838] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1215.138846] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1215.138854] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1215.138861] [] ? find_get_entry+0x11a/0x570 [ 1215.138868] [] ? find_get_entry+0x141/0x570 [ 1215.138875] [] ? page_cache_prev_hole+0x80/0x80 [ 1215.138882] [] ? pagecache_get_page+0x131/0x710 [ 1215.138890] [] filemap_fault+0xaf1/0x1110 [ 1215.138897] [] ext4_filemap_fault+0x71/0xa0 [ 1215.138904] [] __do_fault+0x223/0x500 [ 1215.138911] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1215.138919] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1215.138926] [] handle_mm_fault+0x1326/0x2350 [ 1215.138933] [] ? ep_poll+0x18f/0xb20 [ 1215.138940] [] ? vm_insert_page+0x6f0/0x6f0 [ 1215.138948] [] ? ep_poll_readyevents_proc+0x90/0x90 [ 1215.138956] [] __do_page_fault+0x403/0xa60 [ 1215.138963] [] ? __fget_light+0x169/0x1f0 [ 1215.138970] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1215.138979] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1215.138985] [] do_page_fault+0x27/0x30 [ 1215.138992] [] page_fault+0x25/0x30 [ 1215.138995] Mem-Info: [ 1215.139010] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1215.139010] active_file:21 inactive_file:42 isolated_file:0 [ 1215.139010] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1215.139010] slab_reclaimable:4093 slab_unreclaimable:57683 [ 1215.139010] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1215.139010] free:5974 free_pcp:114 free_cma:0 ** 75 printk messages dropped ** [ 1216.917593] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1216.917593] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 1216.917593] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1216.917593] Free memory is -13608kB above reserved [ 1216.917604] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1216.917604] to free 108kB on behalf of 'udevd' (2409) because [ 1216.917604] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1216.917604] Free memory is -13608kB above reserved [ 1217.927554] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1217.927554] to free 108kB on behalf of 'syz-executor.1' (2398) because [ 1217.927554] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1217.927554] Free memory is -13608kB above reserved [ 1217.927565] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1217.927565] to free 108kB on behalf of 'blkid' (2411) because [ 1217.927565] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1217.927565] Free memory is -13608kB above reserved [ 1217.938203] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1217.938203] to free 108kB on behalf of 'syz-execprog' (2217) because [ 1217.938203] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1217.938203] Free memory is -13608kB above reserved [ 1218.947608] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1218.947608] to free 108kB on behalf of 'udevd' (2408) because [ 1218.947608] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1218.947608] Free memory is -13616kB above reserved [ 1219.957588] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1219.957588] to free 108kB on behalf of 'udevd' (2409) because [ 1219.957588] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1219.957588] Free memory is -13616kB above reserved [ 1220.967598] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1220.967598] to free 108kB on behalf of 'syz-executor.4' (2406) because [ 1220.967598] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1220.967598] Free memory is -13616kB above reserved [ 1220.967615] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1220.967615] to free 108kB on behalf of 'udevd' (2408) because [ 1220.967615] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1220.967615] Free memory is -13616kB above reserved ** 118 printk messages dropped ** [ 1224.519729] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1224.519736] [] ? find_get_entry+0x11a/0x570 ** 5 printk messages dropped ** [ 1224.519780] [] ext4_filemap_fault+0x71/0xa0 [ 1224.519794] [] __do_fault+0x223/0x500 [ 1224.519801] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1224.519809] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1224.519817] [] handle_mm_fault+0x1326/0x2350 [ 1224.519824] [] ? vm_insert_page+0x6f0/0x6f0 [ 1224.519831] [] ? selinux_file_permission+0x82/0x470 [ 1224.519849] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1224.519860] [] __do_page_fault+0x403/0xa60 [ 1224.519871] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1224.519882] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1224.519889] [] do_page_fault+0x27/0x30 [ 1224.519896] [] page_fault+0x25/0x30 [ 1224.519899] Mem-Info: [ 1224.519917] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1224.519917] active_file:21 inactive_file:42 isolated_file:0 [ 1224.519917] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1224.519917] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1224.519917] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1224.519917] free:5968 free_pcp:113 free_cma:0 [ 1224.519930] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1224.519948] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1224.519980] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1224.520050] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1224.520102] 0 pages in swap cache [ 1224.520106] Swap cache stats: add 0, delete 0, find 0/0 [ 1224.520108] Free swap = 0kB [ 1224.520110] Total swap = 0kB [ 1224.520113] 1965979 pages RAM [ 1224.520115] 0 pages HighMem/MovableOnly [ 1224.520117] 313617 pages reserved [ 1224.520626] syz-execprog: page allocation stalls for 250020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1224.520633] CPU: 1 PID: 2232 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1224.520644] ffff8801c8d8f7c0 ffffffff81b42e79 1ffff100391b1efa ffff8801c9368000 [ 1224.520654] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c8d8f908 [ 1224.520662] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1224.520664] Call Trace: [ 1224.520672] [] dump_stack+0xc1/0x128 [ 1224.520680] [] warn_alloc.cold.31+0x7f/0x9c [ 1224.520688] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1224.520695] [] ? shrink_node+0x740/0x740 [ 1224.520704] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1224.520711] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1224.520719] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1224.520728] [] ? check_preemption_disabled+0x3b/0x200 [ 1224.520735] [] ? find_get_entry+0x11a/0x570 [ 1224.520742] [] ? find_get_entry+0x141/0x570 [ 1224.520749] [] ? page_cache_prev_hole+0x80/0x80 [ 1224.520758] [] ? autoremove_wake_function+0x40/0x40 [ 1224.520765] [] ? pagecache_get_page+0x131/0x710 [ 1224.520773] [] filemap_fault+0xaf1/0x1110 [ 1224.520781] [] ext4_filemap_fault+0x71/0xa0 [ 1224.520787] [] __do_fault+0x223/0x500 [ 1224.520793] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1224.520800] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1224.520807] [] handle_mm_fault+0x1326/0x2350 [ 1224.520815] [] ? vm_insert_page+0x6f0/0x6f0 [ 1224.520822] [] ? selinux_file_permission+0x82/0x470 [ 1224.520830] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1224.520837] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1224.520845] [] __do_page_fault+0x403/0xa60 [ 1224.520853] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1224.520861] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1224.520868] [] do_page_fault+0x27/0x30 [ 1224.520875] [] page_fault+0x25/0x30 [ 1224.520877] Mem-Info: [ 1224.520893] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1224.520893] active_file:21 inactive_file:42 isolated_file:0 [ 1224.520893] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1224.520893] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1224.520893] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1224.520893] free:5968 free_pcp:113 free_cma:0 [ 1224.520905] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1224.520923] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1224.520949] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1224.521003] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1224.521052] 0 pages in swap cache [ 1224.521055] Swap cache stats: add 0, delete 0, find 0/0 [ 1224.521058] Free swap = 0kB [ 1224.521060] Total swap = 0kB [ 1224.521062] 1965979 pages RAM [ 1224.521064] 0 pages HighMem/MovableOnly [ 1224.521066] 313617 pages reserved [ 1224.609727] syz-execprog: page allocation stalls for 250030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1224.609736] CPU: 1 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1224.609751] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1224.609761] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1224.609771] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1224.609773] Call Trace: [ 1224.609787] [] dump_stack+0xc1/0x128 [ 1224.609798] [] warn_alloc.cold.31+0x7f/0x9c [ 1224.609807] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1224.609816] [] ? shrink_node+0x740/0x740 [ 1224.609825] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1224.609833] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1224.609842] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1224.609851] [] ? check_preemption_disabled+0x3b/0x200 [ 1224.609858] [] ? find_get_entry+0x11a/0x570 [ 1224.609866] [] ? find_get_entry+0x141/0x570 [ 1224.609872] [] ? page_cache_prev_hole+0x80/0x80 [ 1224.609881] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1224.609888] [] ? pagecache_get_page+0x131/0x710 [ 1224.609896] [] filemap_fault+0xaf1/0x1110 [ 1224.609904] [] ext4_filemap_fault+0x71/0xa0 [ 1224.609911] [] __do_fault+0x223/0x500 [ 1224.609918] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1224.609926] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1224.609933] [] handle_mm_fault+0x1326/0x2350 [ 1224.609940] [] ? vm_insert_page+0x6f0/0x6f0 [ 1224.609948] [] ? kvm_clock_read+0x23/0x40 [ 1224.609955] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1224.609963] [] __do_page_fault+0x403/0xa60 [ 1224.609971] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1224.609980] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1224.609987] [] do_page_fault+0x27/0x30 [ 1224.609996] [] page_fault+0x25/0x30 [ 1224.609999] Mem-Info: [ 1224.610015] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1224.610015] active_file:21 inactive_file:42 isolated_file:0 [ 1224.610015] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1224.610015] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1224.610015] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1224.610015] free:5968 free_pcp:113 free_cma:0 [ 1224.610028] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1224.610047] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1224.610073] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1224.610129] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1224.610178] 0 pages in swap cache [ 1224.610182] Swap cache stats: add 0, delete 0, find 0/0 [ 1224.610184] Free swap = 0kB [ 1224.610186] Total swap = 0kB [ 1224.610188] 1965979 pages RAM [ 1224.610190] 0 pages HighMem/MovableOnly [ 1224.610193] 313617 pages reserved [ 1224.626006] syz-execprog: page allocation stalls for 250020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1224.626013] CPU: 1 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1224.626025] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1224.626035] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1224.626045] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1224.626047] Call Trace: [ 1224.626057] [] dump_stack+0xc1/0x128 [ 1224.626066] [] warn_alloc.cold.31+0x7f/0x9c [ 1224.626074] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1224.626082] [] ? shrink_node+0x740/0x740 [ 1224.626091] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1224.626098] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1224.626107] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1224.626116] [] ? check_preemption_disabled+0x3b/0x200 [ 1224.626123] [] ? find_get_entry+0x11a/0x570 [ 1224.626130] [] ? find_get_entry+0x141/0x570 [ 1224.626137] [] ? page_cache_prev_hole+0x80/0x80 [ 1224.626146] [] ? autoremove_wake_function+0x40/0x40 [ 1224.626153] [] ? pagecache_get_page+0x131/0x710 [ 1224.626161] [] filemap_fault+0xaf1/0x1110 [ 1224.626169] [] ext4_filemap_fault+0x71/0xa0 [ 1224.626175] [] __do_fault+0x223/0x500 [ 1224.626182] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1224.626189] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1224.626197] [] handle_mm_fault+0x1326/0x2350 [ 1224.626205] [] ? poll_select_set_timeout+0xb5/0x120 [ 1224.626213] [] ? vm_insert_page+0x6f0/0x6f0 [ 1224.626220] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1224.626228] [] __do_page_fault+0x403/0xa60 [ 1224.626236] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1224.626244] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1224.626252] [] do_page_fault+0x27/0x30 [ 1224.626259] [] page_fault+0x25/0x30 [ 1224.626262] Mem-Info: [ 1224.626277] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1224.626277] active_file:21 inactive_file:42 isolated_file:0 [ 1224.626277] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1224.626277] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1224.626277] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1224.626277] free:5968 free_pcp:113 free_cma:0 [ 1224.626296] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1224.626314] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1224.626340] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1224.626397] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1224.626446] 0 pages in swap cache [ 1224.626450] Swap cache stats: add 0, delete 0, find 0/0 [ 1224.626452] Free swap = 0kB [ 1224.626454] Total swap = 0kB [ 1224.626457] 1965979 pages RAM [ 1224.626459] 0 pages HighMem/MovableOnly [ 1224.626461] 313617 pages reserved [ 1224.629649] blkid: page allocation stalls for 250020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1224.629656] CPU: 1 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1224.629668] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1224.629678] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1224.629688] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1224.629689] Call Trace: [ 1224.629698] [] dump_stack+0xc1/0x128 [ 1224.629706] [] warn_alloc.cold.31+0x7f/0x9c [ 1224.629714] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1224.629721] [] ? shrink_node+0x740/0x740 [ 1224.629730] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1224.629739] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1224.629747] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1224.629754] [] ? find_get_entry+0x11a/0x570 [ 1224.629761] [] ? find_get_entry+0x141/0x570 [ 1224.629768] [] ? page_cache_prev_hole+0x80/0x80 [ 1224.629776] [] ? autoremove_wake_function+0x40/0x40 [ 1224.629783] [] ? pagecache_get_page+0x131/0x710 [ 1224.629790] [] filemap_fault+0xaf1/0x1110 [ 1224.629798] [] ext4_filemap_fault+0x71/0xa0 [ 1224.629804] [] __do_fault+0x223/0x500 [ 1224.629811] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1224.629819] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1224.629826] [] handle_mm_fault+0x1326/0x2350 [ 1224.629833] [] ? vm_insert_page+0x6f0/0x6f0 [ 1224.629842] [] ? selinux_file_permission+0x82/0x470 [ 1224.629850] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1224.629858] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1224.629866] [] __do_page_fault+0x403/0xa60 [ 1224.629873] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1224.629881] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1224.629888] [] do_page_fault+0x27/0x30 [ 1224.629895] [] page_fault+0x25/0x30 [ 1224.629898] Mem-Info: [ 1224.629913] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1224.629913] active_file:21 inactive_file:42 isolated_file:0 [ 1224.629913] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1224.629913] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1224.629913] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1224.629913] free:5968 free_pcp:113 free_cma:0 [ 1224.629926] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1224.629944] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1224.629969] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1224.630025] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1224.630074] 0 pages in swap cache [ 1224.630078] Swap cache stats: add 0, delete 0, find 0/0 [ 1224.630080] Free swap = 0kB [ 1224.630082] Total swap = 0kB [ 1224.630084] 1965979 pages RAM [ 1224.630086] 0 pages HighMem/MovableOnly [ 1224.630088] 313617 pages reserved [ 1225.007565] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1225.007565] to free 108kB on behalf of 'udevd' (2409) because [ 1225.007565] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1225.007565] Free memory is -13632kB above reserved [ 1225.143450] udevd: page allocation stalls for 190020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1225.143458] CPU: 1 PID: 2409 Comm: udevd Not tainted 4.9.141+ #1 [ 1225.143474] ffff880070b5f7c0 ffffffff81b42e79 1ffff1000e16befa ffff8801c64e97c0 [ 1225.143484] ffffffff82a97480 0000000000000001 0000000000400000 ffff880070b5f908 [ 1225.143495] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1225.143496] Call Trace: [ 1225.143512] [] dump_stack+0xc1/0x128 [ 1225.143523] [] warn_alloc.cold.31+0x7f/0x9c [ 1225.143533] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1225.143542] [] ? shrink_node+0x740/0x740 [ 1225.143551] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1225.143559] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1225.143568] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1225.143576] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1225.143583] [] ? find_get_entry+0x11a/0x570 [ 1225.143590] [] ? find_get_entry+0x141/0x570 [ 1225.143597] [] ? page_cache_prev_hole+0x80/0x80 [ 1225.143605] [] ? pagecache_get_page+0x131/0x710 [ 1225.143612] [] filemap_fault+0xaf1/0x1110 [ 1225.143622] [] ext4_filemap_fault+0x71/0xa0 [ 1225.143628] [] __do_fault+0x223/0x500 [ 1225.143635] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1225.143643] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1225.143650] [] handle_mm_fault+0x1326/0x2350 [ 1225.143658] [] ? ep_poll+0x18f/0xb20 [ 1225.143665] [] ? vm_insert_page+0x6f0/0x6f0 [ 1225.143672] [] ? ep_poll_readyevents_proc+0x90/0x90 [ 1225.143681] [] __do_page_fault+0x403/0xa60 [ 1225.143689] [] ? __fget_light+0x169/0x1f0 [ 1225.143697] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1225.143706] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1225.143713] [] do_page_fault+0x27/0x30 [ 1225.143721] [] page_fault+0x25/0x30 [ 1225.143725] Mem-Info: [ 1225.143740] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1225.143740] active_file:21 inactive_file:42 isolated_file:0 [ 1225.143740] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1225.143740] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1225.143740] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1225.143740] free:5968 free_pcp:113 free_cma:0 [ 1225.143753] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1225.143772] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1225.143798] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1225.143855] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1225.143905] 0 pages in swap cache [ 1225.143909] Swap cache stats: add 0, delete 0, find 0/0 [ 1225.143911] Free swap = 0kB [ 1225.143913] Total swap = 0kB [ 1225.143915] 1965979 pages RAM [ 1225.143918] 0 pages HighMem/MovableOnly [ 1225.143920] 313617 pages reserved [ 1225.144472] udevd: page allocation stalls for 190030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1225.144479] CPU: 0 PID: 590 Comm: udevd Not tainted 4.9.141+ #1 [ 1225.144491] ffff8801cfc877c0 ffffffff81b42e79 1ffff10039f90efa ffff8801cfc12f80 [ 1225.144501] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cfc87908 [ 1225.144511] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1225.144512] Call Trace: [ 1225.144521] [] dump_stack+0xc1/0x128 [ 1225.144528] [] warn_alloc.cold.31+0x7f/0x9c [ 1225.144536] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1225.144544] [] ? shrink_node+0x740/0x740 [ 1225.144553] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1225.144560] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1225.144568] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1225.144576] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1225.144583] [] ? find_get_entry+0x11a/0x570 [ 1225.144590] [] ? find_get_entry+0x141/0x570 [ 1225.144597] [] ? page_cache_prev_hole+0x80/0x80 [ 1225.144604] [] ? pagecache_get_page+0x131/0x710 [ 1225.144612] [] filemap_fault+0xaf1/0x1110 [ 1225.144619] [] ext4_filemap_fault+0x71/0xa0 [ 1225.144626] [] __do_fault+0x223/0x500 [ 1225.144632] [] ? do_page_mkwrite+0x3e0/0x3e0 ** 79 printk messages dropped ** [ 1226.017627] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1226.017627] to free 108kB on behalf of 'blkid' (2407) because [ 1226.017627] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1226.017627] Free memory is -13632kB above reserved [ 1226.036431] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1226.036431] to free 108kB on behalf of 'udevd' (2397) because [ 1226.036431] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1226.036431] Free memory is -13632kB above reserved [ 1227.037562] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1227.037562] to free 108kB on behalf of 'blkid' (2411) because [ 1227.037562] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1227.037562] Free memory is -13632kB above reserved [ 1228.047605] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1228.047605] to free 108kB on behalf of 'init' (1) because [ 1228.047605] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1228.047605] Free memory is -13632kB above reserved [ 1229.057613] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1229.057613] to free 108kB on behalf of 'syz-execprog' (2217) because [ 1229.057613] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1229.057613] Free memory is -13632kB above reserved [ 1230.067572] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1230.067572] to free 108kB on behalf of 'blkid' (2407) because [ 1230.067572] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1230.067572] Free memory is -13632kB above reserved [ 1230.067595] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1230.067595] to free 108kB on behalf of 'blkid' (2411) because [ 1230.067595] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1230.067595] Free memory is -13632kB above reserved [ 1231.077602] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1231.077602] to free 108kB on behalf of 'init' (1) because [ 1231.077602] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1231.077602] Free memory is -13632kB above reserved [ 1231.077620] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1231.077620] to free 108kB on behalf of 'syz-execprog' (2215) because [ 1231.077620] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1231.077620] Free memory is -13632kB above reserved [ 1232.087583] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1232.087583] to free 108kB on behalf of 'blkid' (2411) because [ 1232.087583] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1232.087583] Free memory is -13632kB above reserved ** 16 printk messages dropped ** [ 1234.510277] [] ? debug_lockdep_rcu_enabled+0x77/0x90 ** 98 printk messages dropped ** [ 1234.520139] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1234.520146] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1234.520155] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1234.520163] [] ? check_preemption_disabled+0x3b/0x200 [ 1234.520171] [] ? find_get_entry+0x11a/0x570 ** 1 printk messages dropped ** [ 1234.520185] [] ? page_cache_prev_hole+0x80/0x80 [ 1234.520193] [] ? autoremove_wake_function+0x40/0x40 [ 1234.520201] [] ? pagecache_get_page+0x131/0x710 [ 1234.520208] [] filemap_fault+0xaf1/0x1110 [ 1234.520216] [] ext4_filemap_fault+0x71/0xa0 [ 1234.520223] [] __do_fault+0x223/0x500 [ 1234.520229] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1234.520237] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1234.520244] [] handle_mm_fault+0x1326/0x2350 [ 1234.520252] [] ? vm_insert_page+0x6f0/0x6f0 [ 1234.520259] [] ? selinux_file_permission+0x82/0x470 [ 1234.520267] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1234.520275] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1234.520283] [] __do_page_fault+0x403/0xa60 [ 1234.520290] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1234.520299] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1234.520306] [] do_page_fault+0x27/0x30 [ 1234.520312] [] page_fault+0x25/0x30 [ 1234.520315] Mem-Info: [ 1234.520331] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1234.520331] active_file:21 inactive_file:42 isolated_file:0 [ 1234.520331] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1234.520331] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1234.520331] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1234.520331] free:5968 free_pcp:113 free_cma:0 [ 1234.520344] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1234.520361] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1234.520387] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1234.520448] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1234.520497] 0 pages in swap cache [ 1234.520501] Swap cache stats: add 0, delete 0, find 0/0 [ 1234.520503] Free swap = 0kB [ 1234.520505] Total swap = 0kB [ 1234.520507] 1965979 pages RAM [ 1234.520510] 0 pages HighMem/MovableOnly [ 1234.520512] 313617 pages reserved [ 1234.520643] blkid: page allocation stalls for 260010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1234.520649] CPU: 0 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 1234.520661] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 1234.520671] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 1234.520681] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1234.520682] Call Trace: [ 1234.520691] [] dump_stack+0xc1/0x128 [ 1234.520698] [] warn_alloc.cold.31+0x7f/0x9c [ 1234.520707] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1234.520714] [] ? shrink_node+0x740/0x740 [ 1234.520723] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1234.520730] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1234.520739] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1234.520747] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1234.520754] [] ? find_get_entry+0x11a/0x570 [ 1234.520761] [] ? find_get_entry+0x141/0x570 [ 1234.520768] [] ? page_cache_prev_hole+0x80/0x80 [ 1234.520775] [] ? touch_atime+0xdb/0x270 [ 1234.520782] [] ? pagecache_get_page+0x131/0x710 [ 1234.520789] [] filemap_fault+0xaf1/0x1110 [ 1234.520797] [] ext4_filemap_fault+0x71/0xa0 [ 1234.520804] [] __do_fault+0x223/0x500 [ 1234.520810] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1234.520819] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1234.520825] [] handle_mm_fault+0x1326/0x2350 [ 1234.520833] [] ? vm_insert_page+0x6f0/0x6f0 [ 1234.520840] [] ? selinux_file_permission+0x82/0x470 [ 1234.520848] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1234.520856] [] __do_page_fault+0x403/0xa60 [ 1234.520864] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1234.520872] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1234.520879] [] do_page_fault+0x27/0x30 [ 1234.520885] [] page_fault+0x25/0x30 [ 1234.520888] Mem-Info: [ 1234.520909] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1234.520909] active_file:21 inactive_file:42 isolated_file:0 [ 1234.520909] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1234.520909] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1234.520909] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1234.520909] free:5968 free_pcp:113 free_cma:0 [ 1234.520921] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1234.520939] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1234.520965] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1234.521020] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1234.521069] 0 pages in swap cache [ 1234.521072] Swap cache stats: add 0, delete 0, find 0/0 [ 1234.521075] Free swap = 0kB [ 1234.521077] Total swap = 0kB [ 1234.521079] 1965979 pages RAM [ 1234.521081] 0 pages HighMem/MovableOnly [ 1234.521083] 313617 pages reserved [ 1234.593836] syz-execprog: page allocation stalls for 260010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1234.593844] CPU: 1 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1234.593858] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1234.593869] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1234.593879] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1234.593880] Call Trace: [ 1234.593895] [] dump_stack+0xc1/0x128 [ 1234.593905] [] warn_alloc.cold.31+0x7f/0x9c [ 1234.593915] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1234.593924] [] ? shrink_node+0x740/0x740 [ 1234.593933] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1234.593942] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1234.593950] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1234.593959] [] ? check_preemption_disabled+0x3b/0x200 [ 1234.593966] [] ? find_get_entry+0x11a/0x570 [ 1234.593974] [] ? find_get_entry+0x141/0x570 [ 1234.593981] [] ? page_cache_prev_hole+0x80/0x80 [ 1234.593989] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1234.593997] [] ? pagecache_get_page+0x131/0x710 [ 1234.594004] [] filemap_fault+0xaf1/0x1110 [ 1234.594013] [] ext4_filemap_fault+0x71/0xa0 [ 1234.594020] [] __do_fault+0x223/0x500 [ 1234.594027] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1234.594035] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1234.594042] [] handle_mm_fault+0x1326/0x2350 [ 1234.594049] [] ? vm_insert_page+0x6f0/0x6f0 [ 1234.594057] [] ? kvm_clock_read+0x23/0x40 [ 1234.594065] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1234.594073] [] __do_page_fault+0x403/0xa60 [ 1234.594080] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1234.594089] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1234.594096] [] do_page_fault+0x27/0x30 [ 1234.594104] [] page_fault+0x25/0x30 [ 1234.594108] Mem-Info: [ 1234.594124] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1234.594124] active_file:21 inactive_file:42 isolated_file:0 [ 1234.594124] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1234.594124] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1234.594124] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1234.594124] free:5968 free_pcp:113 free_cma:0 [ 1234.594137] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1234.594155] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1234.594181] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1234.594238] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1234.594288] 0 pages in swap cache [ 1234.594292] Swap cache stats: add 0, delete 0, find 0/0 [ 1234.594294] Free swap = 0kB [ 1234.594296] Total swap = 0kB [ 1234.594299] 1965979 pages RAM [ 1234.594301] 0 pages HighMem/MovableOnly [ 1234.594303] 313617 pages reserved [ 1234.619635] syz-execprog: page allocation stalls for 260020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1234.619643] CPU: 0 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1234.619657] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1234.619668] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1234.619678] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1234.619679] Call Trace: [ 1234.619692] [] dump_stack+0xc1/0x128 [ 1234.619700] [] warn_alloc.cold.31+0x7f/0x9c [ 1234.619710] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1234.619718] [] ? shrink_node+0x740/0x740 [ 1234.619727] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1234.619735] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1234.619744] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1234.619753] [] ? check_preemption_disabled+0x3b/0x200 [ 1234.619760] [] ? find_get_entry+0x11a/0x570 [ 1234.619767] [] ? find_get_entry+0x141/0x570 [ 1234.619774] [] ? page_cache_prev_hole+0x80/0x80 [ 1234.619782] [] ? autoremove_wake_function+0x40/0x40 [ 1234.619790] [] ? pagecache_get_page+0x131/0x710 [ 1234.619797] [] filemap_fault+0xaf1/0x1110 [ 1234.619806] [] ext4_filemap_fault+0x71/0xa0 [ 1234.619812] [] __do_fault+0x223/0x500 [ 1234.619819] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1234.619827] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1234.619834] [] handle_mm_fault+0x1326/0x2350 [ 1234.619843] [] ? poll_select_set_timeout+0xb5/0x120 [ 1234.619850] [] ? vm_insert_page+0x6f0/0x6f0 [ 1234.619857] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1234.619865] [] __do_page_fault+0x403/0xa60 [ 1234.619873] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1234.619882] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1234.619895] [] do_page_fault+0x27/0x30 [ 1234.619902] [] page_fault+0x25/0x30 [ 1234.619906] Mem-Info: [ 1234.619921] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1234.619921] active_file:21 inactive_file:42 isolated_file:0 [ 1234.619921] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1234.619921] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1234.619921] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1234.619921] free:5968 free_pcp:113 free_cma:0 [ 1234.619934] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1234.619952] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1234.619978] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1234.620035] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1234.620084] 0 pages in swap cache [ 1234.620088] Swap cache stats: add 0, delete 0, find 0/0 [ 1234.620090] Free swap = 0kB [ 1234.620092] Total swap = 0kB [ 1234.620095] 1965979 pages RAM [ 1234.620097] 0 pages HighMem/MovableOnly [ 1234.620099] 313617 pages reserved [ 1234.621647] blkid: page allocation stalls for 260010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1234.621653] CPU: 1 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1234.621665] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1234.621675] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1234.621685] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1234.621687] Call Trace: [ 1234.621695] [] dump_stack+0xc1/0x128 [ 1234.621703] [] warn_alloc.cold.31+0x7f/0x9c [ 1234.621711] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1234.621719] [] ? shrink_node+0x740/0x740 [ 1234.621728] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1234.621736] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1234.621744] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1234.621751] [] ? find_get_entry+0x11a/0x570 [ 1234.621758] [] ? find_get_entry+0x141/0x570 [ 1234.621765] [] ? page_cache_prev_hole+0x80/0x80 [ 1234.621773] [] ? autoremove_wake_function+0x40/0x40 [ 1234.621780] [] ? pagecache_get_page+0x131/0x710 [ 1234.621788] [] filemap_fault+0xaf1/0x1110 [ 1234.621795] [] ext4_filemap_fault+0x71/0xa0 [ 1234.621802] [] __do_fault+0x223/0x500 [ 1234.621809] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1234.621817] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1234.621824] [] handle_mm_fault+0x1326/0x2350 [ 1234.621831] [] ? vm_insert_page+0x6f0/0x6f0 [ 1234.621840] [] ? selinux_file_permission+0x82/0x470 [ 1234.621849] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1234.621856] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1234.621864] [] __do_page_fault+0x403/0xa60 [ 1234.621872] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1234.621880] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1234.621886] [] do_page_fault+0x27/0x30 [ 1234.621894] [] page_fault+0x25/0x30 [ 1234.621897] Mem-Info: [ 1234.621912] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1234.621912] active_file:21 inactive_file:42 isolated_file:0 [ 1234.621912] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1234.621912] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1234.621912] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1234.621912] free:5968 free_pcp:113 free_cma:0 [ 1234.621925] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1234.621943] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1234.621969] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1234.622024] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1234.622073] 0 pages in swap cache [ 1234.622077] Swap cache stats: add 0, delete 0, find 0/0 [ 1234.622079] Free swap = 0kB [ 1234.622081] Total swap = 0kB [ 1234.622083] 1965979 pages RAM [ 1234.622085] 0 pages HighMem/MovableOnly [ 1234.622087] 313617 pages reserved [ 1235.117584] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1235.117584] to free 108kB on behalf of 'udevd' (2408) because [ 1235.117584] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1235.117584] Free memory is -13632kB above reserved [ 1235.117595] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1235.117595] to free 108kB on behalf of 'udevd' (590) because [ 1235.117595] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1235.117595] Free memory is -13632kB above reserved [ 1235.120214] udevd: page allocation stalls for 200010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1235.120223] CPU: 1 PID: 590 Comm: udevd Not tainted 4.9.141+ #1 [ 1235.120238] ffff8801cfc877c0 ffffffff81b42e79 1ffff10039f90efa ffff8801cfc12f80 [ 1235.120248] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cfc87908 [ 1235.120258] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1235.120260] Call Trace: [ 1235.120276] [] dump_stack+0xc1/0x128 [ 1235.120285] [] warn_alloc.cold.31+0x7f/0x9c [ 1235.120294] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1235.120303] [] ? shrink_node+0x740/0x740 [ 1235.120312] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1235.120321] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1235.120330] [] ? gfp_pfmemalloc_allowed+0x110/0x110 ** 138 printk messages dropped ** [ 1237.137560] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1237.137560] to free 108kB on behalf of 'udevd' (590) because [ 1237.137560] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1237.137560] Free memory is -13632kB above reserved [ 1238.147615] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1238.147615] to free 108kB on behalf of 'syz-execprog' (2216) because [ 1238.147615] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1238.147615] Free memory is -13632kB above reserved [ 1238.147626] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1238.147626] to free 108kB on behalf of 'cron' (1943) because [ 1238.147626] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1238.147626] Free memory is -13632kB above reserved [ 1239.157611] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1239.157611] to free 108kB on behalf of 'udevd' (2397) because [ 1239.157611] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1239.157611] Free memory is -13632kB above reserved [ 1240.167541] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1240.167541] to free 108kB on behalf of 'syz-execprog' (2215) because [ 1240.167541] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1240.167541] Free memory is -13632kB above reserved [ 1241.177616] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1241.177616] to free 108kB on behalf of 'blkid' (2410) because [ 1241.177616] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1241.177616] Free memory is -13632kB above reserved [ 1242.187565] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1242.187565] to free 108kB on behalf of 'udevd' (2397) because [ 1242.187565] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1242.187565] Free memory is -13632kB above reserved [ 1243.197568] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1243.197568] to free 108kB on behalf of 'blkid' (2411) because [ 1243.197568] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1243.197568] Free memory is -13632kB above reserved [ 1243.197579] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1243.197579] to free 108kB on behalf of 'blkid' (2410) because [ 1243.197579] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1243.197579] Free memory is -13632kB above reserved [ 1244.207577] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1244.207577] to free 108kB on behalf of 'blkid' (2407) because [ 1244.207577] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1244.207577] Free memory is -13632kB above reserved ** 26 printk messages dropped ** [ 1244.493573] [] ? vm_insert_page+0x6f0/0x6f0 ** 98 printk messages dropped ** [ 1244.517762] [] handle_mm_fault+0x1326/0x2350 [ 1244.517769] [] ? vm_insert_page+0x6f0/0x6f0 [ 1244.517777] [] ? selinux_file_permission+0x82/0x470 [ 1244.517786] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1244.517793] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1244.517801] [] __do_page_fault+0x403/0xa60 [ 1244.517809] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1244.517817] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1244.517824] [] do_page_fault+0x27/0x30 [ 1244.517831] [] page_fault+0x25/0x30 [ 1244.517834] Mem-Info: [ 1244.517849] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1244.517849] active_file:21 inactive_file:42 isolated_file:0 [ 1244.517849] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1244.517849] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1244.517849] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1244.517849] free:5968 free_pcp:113 free_cma:0 [ 1244.517863] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1244.517881] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1244.517907] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1244.517963] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1244.518012] 0 pages in swap cache [ 1244.518016] Swap cache stats: add 0, delete 0, find 0/0 [ 1244.518018] Free swap = 0kB [ 1244.518020] Total swap = 0kB [ 1244.518022] 1965979 pages RAM [ 1244.518024] 0 pages HighMem/MovableOnly [ 1244.518026] 313617 pages reserved [ 1244.530648] blkid: page allocation stalls for 270020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1244.530654] CPU: 1 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 1244.530667] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 1244.530677] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 1244.530687] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1244.530688] Call Trace: [ 1244.530697] [] dump_stack+0xc1/0x128 [ 1244.530705] [] warn_alloc.cold.31+0x7f/0x9c [ 1244.530713] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1244.530721] [] ? shrink_node+0x740/0x740 [ 1244.530730] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1244.530737] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1244.530746] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1244.530754] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1244.530761] [] ? find_get_entry+0x11a/0x570 [ 1244.530768] [] ? find_get_entry+0x141/0x570 [ 1244.530775] [] ? page_cache_prev_hole+0x80/0x80 [ 1244.530782] [] ? touch_atime+0xdb/0x270 [ 1244.530789] [] ? pagecache_get_page+0x131/0x710 [ 1244.530797] [] filemap_fault+0xaf1/0x1110 [ 1244.530805] [] ext4_filemap_fault+0x71/0xa0 [ 1244.530811] [] __do_fault+0x223/0x500 [ 1244.530818] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1244.530826] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1244.530833] [] handle_mm_fault+0x1326/0x2350 [ 1244.530840] [] ? vm_insert_page+0x6f0/0x6f0 [ 1244.530847] [] ? selinux_file_permission+0x82/0x470 [ 1244.530856] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1244.530864] [] __do_page_fault+0x403/0xa60 [ 1244.530872] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1244.530881] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1244.530888] [] do_page_fault+0x27/0x30 [ 1244.530894] [] page_fault+0x25/0x30 [ 1244.530897] Mem-Info: [ 1244.530913] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1244.530913] active_file:21 inactive_file:42 isolated_file:0 [ 1244.530913] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1244.530913] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1244.530913] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1244.530913] free:5968 free_pcp:113 free_cma:0 [ 1244.530926] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1244.530943] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1244.530969] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1244.531025] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1244.531073] 0 pages in swap cache [ 1244.531077] Swap cache stats: add 0, delete 0, find 0/0 [ 1244.531079] Free swap = 0kB [ 1244.531081] Total swap = 0kB [ 1244.531084] 1965979 pages RAM [ 1244.531086] 0 pages HighMem/MovableOnly [ 1244.531088] 313617 pages reserved [ 1244.600598] syz-execprog: page allocation stalls for 270020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1244.600605] CPU: 1 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1244.600620] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1244.600629] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1244.600637] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1244.600639] Call Trace: [ 1244.600653] [] dump_stack+0xc1/0x128 [ 1244.600662] [] warn_alloc.cold.31+0x7f/0x9c [ 1244.600671] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1244.600679] [] ? shrink_node+0x740/0x740 [ 1244.600687] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1244.600694] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1244.600703] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1244.600711] [] ? check_preemption_disabled+0x3b/0x200 [ 1244.600718] [] ? find_get_entry+0x11a/0x570 [ 1244.600724] [] ? find_get_entry+0x141/0x570 [ 1244.600731] [] ? page_cache_prev_hole+0x80/0x80 [ 1244.600738] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1244.600745] [] ? pagecache_get_page+0x131/0x710 [ 1244.600752] [] filemap_fault+0xaf1/0x1110 [ 1244.600760] [] ext4_filemap_fault+0x71/0xa0 [ 1244.600767] [] __do_fault+0x223/0x500 [ 1244.600773] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1244.600780] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1244.600787] [] handle_mm_fault+0x1326/0x2350 [ 1244.600793] [] ? vm_insert_page+0x6f0/0x6f0 [ 1244.600801] [] ? kvm_clock_read+0x23/0x40 [ 1244.600808] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1244.600815] [] __do_page_fault+0x403/0xa60 [ 1244.600822] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1244.600830] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1244.600836] [] do_page_fault+0x27/0x30 [ 1244.600844] [] page_fault+0x25/0x30 [ 1244.600847] Mem-Info: [ 1244.600862] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1244.600862] active_file:21 inactive_file:42 isolated_file:0 [ 1244.600862] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1244.600862] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1244.600862] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1244.600862] free:5968 free_pcp:113 free_cma:0 [ 1244.600874] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1244.600891] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1244.600914] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1244.600965] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1244.601009] 0 pages in swap cache [ 1244.601012] Swap cache stats: add 0, delete 0, find 0/0 [ 1244.601014] Free swap = 0kB [ 1244.601016] Total swap = 0kB [ 1244.601018] 1965979 pages RAM [ 1244.601020] 0 pages HighMem/MovableOnly [ 1244.601022] 313617 pages reserved [ 1244.633148] syz-execprog: page allocation stalls for 270030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1244.633156] CPU: 0 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1244.633171] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1244.633185] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908 [ 1244.633195] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1244.633197] Call Trace: [ 1244.633210] [] dump_stack+0xc1/0x128 [ 1244.633219] [] warn_alloc.cold.31+0x7f/0x9c [ 1244.633229] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1244.633238] [] ? shrink_node+0x740/0x740 [ 1244.633246] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1244.633255] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1244.633264] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1244.633273] [] ? check_preemption_disabled+0x3b/0x200 [ 1244.633280] [] ? find_get_entry+0x11a/0x570 [ 1244.633287] [] ? find_get_entry+0x141/0x570 [ 1244.633294] [] ? page_cache_prev_hole+0x80/0x80 [ 1244.633302] [] ? autoremove_wake_function+0x40/0x40 [ 1244.633309] [] ? pagecache_get_page+0x131/0x710 [ 1244.633317] [] filemap_fault+0xaf1/0x1110 [ 1244.633326] [] ext4_filemap_fault+0x71/0xa0 [ 1244.633332] [] __do_fault+0x223/0x500 [ 1244.633339] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1244.633346] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1244.633354] [] handle_mm_fault+0x1326/0x2350 [ 1244.633362] [] ? poll_select_set_timeout+0xb5/0x120 [ 1244.633370] [] ? vm_insert_page+0x6f0/0x6f0 [ 1244.633377] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1244.633386] [] __do_page_fault+0x403/0xa60 [ 1244.633393] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1244.633402] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1244.633409] [] do_page_fault+0x27/0x30 [ 1244.633417] [] page_fault+0x25/0x30 [ 1244.633427] Mem-Info: [ 1244.633447] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1244.633447] active_file:21 inactive_file:42 isolated_file:0 [ 1244.633447] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1244.633447] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1244.633447] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1244.633447] free:5968 free_pcp:113 free_cma:0 [ 1244.633460] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1244.633478] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1244.633503] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1244.633574] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1244.633623] 0 pages in swap cache [ 1244.633627] Swap cache stats: add 0, delete 0, find 0/0 [ 1244.633633] Free swap = 0kB [ 1244.633636] Total swap = 0kB [ 1244.633638] 1965979 pages RAM [ 1244.633640] 0 pages HighMem/MovableOnly [ 1244.633642] 313617 pages reserved [ 1244.643612] blkid: page allocation stalls for 270030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1244.643619] CPU: 0 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1244.643632] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1244.643642] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1244.643652] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1244.643654] Call Trace: [ 1244.643663] [] dump_stack+0xc1/0x128 [ 1244.643671] [] warn_alloc.cold.31+0x7f/0x9c [ 1244.643680] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1244.643687] [] ? shrink_node+0x740/0x740 [ 1244.643697] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1244.643705] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1244.643713] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1244.643720] [] ? find_get_entry+0x11a/0x570 [ 1244.643727] [] ? find_get_entry+0x141/0x570 [ 1244.643735] [] ? page_cache_prev_hole+0x80/0x80 [ 1244.643742] [] ? autoremove_wake_function+0x40/0x40 [ 1244.643749] [] ? pagecache_get_page+0x131/0x710 [ 1244.643757] [] filemap_fault+0xaf1/0x1110 [ 1244.643765] [] ext4_filemap_fault+0x71/0xa0 [ 1244.643771] [] __do_fault+0x223/0x500 [ 1244.643778] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1244.643786] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1244.643793] [] handle_mm_fault+0x1326/0x2350 [ 1244.643800] [] ? vm_insert_page+0x6f0/0x6f0 [ 1244.643809] [] ? selinux_file_permission+0x82/0x470 [ 1244.643817] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1244.643825] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1244.643833] [] __do_page_fault+0x403/0xa60 [ 1244.643840] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1244.643849] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1244.643856] [] do_page_fault+0x27/0x30 [ 1244.643862] [] page_fault+0x25/0x30 [ 1244.643865] Mem-Info: [ 1244.643881] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1244.643881] active_file:21 inactive_file:42 isolated_file:0 [ 1244.643881] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1244.643881] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1244.643881] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1244.643881] free:5968 free_pcp:113 free_cma:0 [ 1244.643893] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1244.643911] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1244.643936] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1244.643997] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1244.644046] 0 pages in swap cache [ 1244.644050] Swap cache stats: add 0, delete 0, find 0/0 [ 1244.644052] Free swap = 0kB [ 1244.644054] Total swap = 0kB [ 1244.644056] 1965979 pages RAM [ 1244.644058] 0 pages HighMem/MovableOnly [ 1244.644061] 313617 pages reserved [ 1245.125425] udevd: page allocation stalls for 210010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1245.125433] CPU: 1 PID: 590 Comm: udevd Not tainted 4.9.141+ #1 [ 1245.125453] ffff8801cfc877c0 ffffffff81b42e79 1ffff10039f90efa ffff8801cfc12f80 [ 1245.125462] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cfc87908 [ 1245.125471] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1245.125473] Call Trace: [ 1245.125488] [] dump_stack+0xc1/0x128 [ 1245.125497] [] warn_alloc.cold.31+0x7f/0x9c [ 1245.125506] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1245.125514] [] ? shrink_node+0x740/0x740 [ 1245.125523] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1245.125531] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1245.125539] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1245.125546] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1245.125553] [] ? find_get_entry+0x11a/0x570 [ 1245.125560] [] ? find_get_entry+0x141/0x570 [ 1245.125566] [] ? page_cache_prev_hole+0x80/0x80 [ 1245.125573] [] ? pagecache_get_page+0x131/0x710 [ 1245.125580] [] filemap_fault+0xaf1/0x1110 [ 1245.125588] [] ext4_filemap_fault+0x71/0xa0 [ 1245.125595] [] __do_fault+0x223/0x500 [ 1245.125601] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1245.125608] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1245.125615] [] handle_mm_fault+0x1326/0x2350 [ 1245.125623] [] ? ep_poll+0x18f/0xb20 [ 1245.125630] [] ? vm_insert_page+0x6f0/0x6f0 [ 1245.125637] [] ? ep_poll_readyevents_proc+0x90/0x90 [ 1245.125646] [] __do_page_fault+0x403/0xa60 [ 1245.125653] [] ? __fget_light+0x169/0x1f0 [ 1245.125660] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1245.125668] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1245.125674] [] do_page_fault+0x27/0x30 [ 1245.125682] [] page_fault+0x25/0x30 [ 1245.125685] Mem-Info: [ 1245.125701] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1245.125701] active_file:21 inactive_file:42 isolated_file:0 [ 1245.125701] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1245.125701] slab_reclaimable:4093 slab_unreclaimable:57690 [ 1245.125701] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1245.125701] free:5968 free_pcp:113 free_cma:0 [ 1245.125712] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1245.125729] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:988kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1245.125753] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1245.125805] DMA32: 1*4kB (M) 14*8kB (UME) 22*16kB (UME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18644kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1245.125850] 0 pages in swap cache [ 1245.125853] Swap cache stats: add 0, delete 0, find 0/0 [ 1245.125855] Free swap = 0kB [ 1245.125857] Total swap = 0kB [ 1245.125859] 1965979 pages RAM [ 1245.125861] 0 pages HighMem/MovableOnly [ 1245.125863] 313617 pages reserved [ 1245.147464] udevd: page allocation stalls for 210020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1245.147475] CPU: 1 PID: 2409 Comm: udevd Not tainted 4.9.141+ #1 [ 1245.147487] ffff880070b5f7c0 ffffffff81b42e79 1ffff1000e16befa ffff8801c64e97c0 [ 1245.147496] ffffffff82a97480 0000000000000001 0000000000400000 ffff880070b5f908 [ 1245.147505] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1245.147506] Call Trace: [ 1245.147517] [] dump_stack+0xc1/0x128 [ 1245.147526] [] warn_alloc.cold.31+0x7f/0x9c [ 1245.147534] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1245.147542] [] ? shrink_node+0x740/0x740 [ 1245.147550] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1245.147557] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1245.147565] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1245.147573] [] ? radix_tree_lookup_slot+0x85/0xc0 ** 91 printk messages dropped ** [ 1248.247586] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1248.247586] to free 108kB on behalf of 'cron' (1943) because [ 1248.247586] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1248.247586] Free memory is -13632kB above reserved [ 1249.257595] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1249.257595] to free 108kB on behalf of 'udevd' (2409) because [ 1249.257595] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1249.257595] Free memory is -13632kB above reserved [ 1249.257606] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1249.257606] to free 108kB on behalf of 'syz-execprog' (2216) because [ 1249.257606] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1249.257606] Free memory is -13632kB above reserved [ 1250.267617] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1250.267617] to free 108kB on behalf of 'blkid' (2412) because [ 1250.267617] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1250.267617] Free memory is -13632kB above reserved [ 1251.277567] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1251.277567] to free 108kB on behalf of 'syz-execprog' (2232) because [ 1251.277567] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1251.277567] Free memory is -13632kB above reserved [ 1251.277594] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1251.277594] to free 108kB on behalf of 'blkid' (2410) because [ 1251.277594] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1251.277594] Free memory is -13632kB above reserved [ 1252.287582] lowmemorykiller: Killing 'syz-executor.1' (2398) (tgid 2395), adj 1000, [ 1252.287582] to free 108kB on behalf of 'udevd' (590) because [ 1252.287582] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 1252.287582] Free memory is -13632kB above reserved ** 127 printk messages dropped ** [ 1254.519865] [] ? handle_mm_fault+0x1d4f/0x2350 [ 1254.519873] [] handle_mm_fault+0x1326/0x2350 [ 1254.519880] [] ? vm_insert_page+0x6f0/0x6f0 [ 1254.519887] [] ? selinux_file_permission+0x82/0x470 [ 1254.519896] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1254.519903] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1254.519911] [] __do_page_fault+0x403/0xa60 [ 1254.519919] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1254.519927] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1254.519934] [] do_page_fault+0x27/0x30 [ 1254.519941] [] page_fault+0x25/0x30 [ 1254.519944] Mem-Info: [ 1254.519959] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1254.519959] active_file:21 inactive_file:42 isolated_file:0 [ 1254.519959] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1254.519959] slab_reclaimable:4093 slab_unreclaimable:57694 [ 1254.519959] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1254.519959] free:5964 free_pcp:113 free_cma:0 [ 1254.519972] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1254.519990] DMA32 free:18628kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:1004kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1254.520016] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1254.520071] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18628kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1254.520126] 0 pages in swap cache [ 1254.520130] Swap cache stats: add 0, delete 0, find 0/0 [ 1254.520132] Free swap = 0kB [ 1254.520134] Total swap = 0kB [ 1254.520137] 1965979 pages RAM [ 1254.520139] 0 pages HighMem/MovableOnly [ 1254.520141] 313617 pages reserved [ 1254.533042] blkid: page allocation stalls for 280020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1254.533048] CPU: 1 PID: 2410 Comm: blkid Not tainted 4.9.141+ #1 [ 1254.533059] ffff88007f1af7c0 ffffffff81b42e79 1ffff1000fe35efa ffff8801c7594740 [ 1254.533068] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f1af908 [ 1254.533077] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1254.533079] Call Trace: [ 1254.533087] [] dump_stack+0xc1/0x128 [ 1254.533094] [] warn_alloc.cold.31+0x7f/0x9c [ 1254.533102] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1254.533109] [] ? shrink_node+0x740/0x740 [ 1254.533117] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1254.533124] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1254.533132] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1254.533139] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1254.533145] [] ? find_get_entry+0x11a/0x570 [ 1254.533152] [] ? find_get_entry+0x141/0x570 [ 1254.533159] [] ? page_cache_prev_hole+0x80/0x80 [ 1254.533165] [] ? touch_atime+0xdb/0x270 [ 1254.533172] [] ? pagecache_get_page+0x131/0x710 [ 1254.533179] [] filemap_fault+0xaf1/0x1110 [ 1254.533186] [] ext4_filemap_fault+0x71/0xa0 [ 1254.533191] [] __do_fault+0x223/0x500 [ 1254.533198] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1254.533205] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1254.533212] [] handle_mm_fault+0x1326/0x2350 [ 1254.533218] [] ? vm_insert_page+0x6f0/0x6f0 [ 1254.533225] [] ? selinux_file_permission+0x82/0x470 [ 1254.533233] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1254.533241] [] __do_page_fault+0x403/0xa60 [ 1254.533248] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1254.533255] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1254.533262] [] do_page_fault+0x27/0x30 [ 1254.533268] [] page_fault+0x25/0x30 [ 1254.533271] Mem-Info: [ 1254.533285] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1254.533285] active_file:21 inactive_file:42 isolated_file:0 [ 1254.533285] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1254.533285] slab_reclaimable:4093 slab_unreclaimable:57694 [ 1254.533285] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1254.533285] free:5964 free_pcp:113 free_cma:0 [ 1254.533297] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1254.533314] DMA32 free:18628kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:1004kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1254.533337] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1254.533387] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18628kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1254.533431] 0 pages in swap cache [ 1254.533434] Swap cache stats: add 0, delete 0, find 0/0 [ 1254.533436] Free swap = 0kB [ 1254.533438] Total swap = 0kB [ 1254.533440] 1965979 pages RAM [ 1254.533442] 0 pages HighMem/MovableOnly [ 1254.533444] 313617 pages reserved [ 1254.614476] syz-execprog: page allocation stalls for 280030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1254.614484] CPU: 1 PID: 2217 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1254.614499] ffff8801c925f7c0 ffffffff81b42e79 1ffff1003924befa ffff8801c9568000 [ 1254.614509] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c925f908 [ 1254.614517] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1254.614519] Call Trace: [ 1254.614533] [] dump_stack+0xc1/0x128 [ 1254.614542] [] warn_alloc.cold.31+0x7f/0x9c [ 1254.614551] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1254.614559] [] ? shrink_node+0x740/0x740 [ 1254.614568] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1254.614576] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1254.614584] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1254.614598] [] ? check_preemption_disabled+0x3b/0x200 [ 1254.614605] [] ? find_get_entry+0x11a/0x570 [ 1254.614612] [] ? find_get_entry+0x141/0x570 [ 1254.614618] [] ? page_cache_prev_hole+0x80/0x80 [ 1254.614626] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 1254.614633] [] ? pagecache_get_page+0x131/0x710 [ 1254.614640] [] filemap_fault+0xaf1/0x1110 [ 1254.614648] [] ext4_filemap_fault+0x71/0xa0 [ 1254.614654] [] __do_fault+0x223/0x500 [ 1254.614660] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1254.614667] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1254.614674] [] handle_mm_fault+0x1326/0x2350 [ 1254.614681] [] ? vm_insert_page+0x6f0/0x6f0 [ 1254.614689] [] ? kvm_clock_read+0x23/0x40 [ 1254.614696] [] ? kvm_clock_get_cycles+0x9/0x10 [ 1254.614704] [] __do_page_fault+0x403/0xa60 [ 1254.614711] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1254.614720] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1254.614726] [] do_page_fault+0x27/0x30 [ 1254.614733] [] page_fault+0x25/0x30 [ 1254.614737] Mem-Info: [ 1254.614752] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1254.614752] active_file:21 inactive_file:42 isolated_file:0 [ 1254.614752] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1254.614752] slab_reclaimable:4093 slab_unreclaimable:57694 [ 1254.614752] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1254.614752] free:5964 free_pcp:113 free_cma:0 [ 1254.614764] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1254.614781] DMA32 free:18628kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:1004kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1254.614804] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1254.614855] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18628kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1254.614900] 0 pages in swap cache [ 1254.614903] Swap cache stats: add 0, delete 0, find 0/0 [ 1254.614905] Free swap = 0kB [ 1254.614907] Total swap = 0kB [ 1254.614909] 1965979 pages RAM [ 1254.614911] 0 pages HighMem/MovableOnly [ 1254.614913] 313617 pages reserved [ 1254.617633] blkid: page allocation stalls for 280010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1254.617639] CPU: 1 PID: 2411 Comm: blkid Not tainted 4.9.141+ #1 [ 1254.617650] ffff88007f1277c0 ffffffff81b42e79 1ffff1000fe24efa ffff8801c64e8000 [ 1254.617659] ffffffff82a97480 0000000000000001 0000000000400000 ffff88007f127908 [ 1254.617668] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 1254.617669] Call Trace: [ 1254.617677] [] dump_stack+0xc1/0x128 [ 1254.617685] [] warn_alloc.cold.31+0x7f/0x9c [ 1254.617692] [] ? zone_watermark_ok_safe+0x250/0x250 [ 1254.617699] [] ? shrink_node+0x740/0x740 [ 1254.617707] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 1254.617715] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 1254.617722] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 1254.617729] [] ? find_get_entry+0x11a/0x570 [ 1254.617735] [] ? find_get_entry+0x141/0x570 [ 1254.617742] [] ? page_cache_prev_hole+0x80/0x80 [ 1254.617750] [] ? autoremove_wake_function+0x40/0x40 [ 1254.617757] [] ? pagecache_get_page+0x131/0x710 [ 1254.617763] [] filemap_fault+0xaf1/0x1110 [ 1254.617770] [] ext4_filemap_fault+0x71/0xa0 [ 1254.617776] [] __do_fault+0x223/0x500 [ 1254.617783] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 1254.617790] [] ? generic_file_readonly_mmap+0x190/0x190 [ 1254.617797] [] handle_mm_fault+0x1326/0x2350 [ 1254.617803] [] ? vm_insert_page+0x6f0/0x6f0 [ 1254.617811] [] ? selinux_file_permission+0x82/0x470 [ 1254.617820] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 1254.617827] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 1254.617834] [] __do_page_fault+0x403/0xa60 [ 1254.617841] [] ? bad_area_access_error+0x3a0/0x3a0 [ 1254.617849] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1254.617855] [] do_page_fault+0x27/0x30 [ 1254.617861] [] page_fault+0x25/0x30 [ 1254.617864] Mem-Info: [ 1254.617878] active_anon:5152 inactive_anon:36 isolated_anon:0 [ 1254.617878] active_file:21 inactive_file:42 isolated_file:0 [ 1254.617878] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1254.617878] slab_reclaimable:4093 slab_unreclaimable:57694 [ 1254.617878] mapped:34 shmem:48 pagetables:393 bounce:0 [ 1254.617878] free:5964 free_pcp:113 free_cma:0 [ 1254.617890] Node 0 active_anon:20608kB inactive_anon:144kB active_file:84kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 1254.617906] DMA32 free:18628kB min:4696kB low:7712kB high:10728kB active_anon:696kB inactive_anon:0kB active_file:4kB inactive_file:60kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:136kB slab_unreclaimable:1004kB kernel_stack:192kB pagetables:192kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 1254.617929] Normal free:5228kB min:5580kB low:9168kB high:12756kB active_anon:19912kB inactive_anon:144kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:16236kB slab_unreclaimable:229772kB kernel_stack:3744kB pagetables:1380kB bounce:0kB free_pcp:316kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 1254.617979] DMA32: 1*4kB (M) 14*8kB (UME) 21*16kB (ME) 18*32kB (UME) 17*64kB (UME) 7*128kB (M) 5*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 2*4096kB (U) = 18628kB Normal: 203*4kB (UM) 122*8kB (UMEH) 45*16kB (UMEH) 19*32kB (UM) 3*64kB (UM) 1*128kB (H) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 5228kB 114 total pagecache pages [ 1254.618023] 0 pages in swap cache [ 1254.618026] Swap cache stats: add 0, delete 0, find 0/0 [ 1254.618028] Free swap = 0kB [ 1254.618030] Total swap = 0kB [ 1254.618032] 1965979 pages RAM [ 1254.618034] 0 pages HighMem/MovableOnly [ 1254.618036] 313617 pages reserved [ 1254.632448] syz-execprog: page allocation stalls for 280030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 1254.632455] CPU: 0 PID: 2215 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 1254.632469] ffff8801c49777c0 ffffffff81b42e79 1ffff1003892eefa ffff8801c90197c0 [ 1254.632479] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801c4977908