lockall+0x340/0x500 [ 800.106096] do_syscall_64+0xf9/0x620 [ 800.109947] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 800.115169] RIP: 0033:0x45c479 [ 800.118383] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 800.137407] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 800.145140] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 800.152434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 800.159814] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 800.167259] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 800.174558] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 800.183547] Task in /syz2 killed as a result of limit of /syz2 [ 800.190024] memory: usage 301364kB, limit 307200kB, failcnt 2107 [ 800.196366] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 800.203657] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 800.209972] Memory cgroup stats for /syz2: cache:0KB rss:293152KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:73060KB active_anon:68KB inactive_file:4KB active_file:8KB unevictable:220032KB [ 800.232050] Memory cgroup out of memory: Kill process 9887 (syz-executor.2) score 1116 or sacrifice child [ 800.242438] Killed process 9887 (syz-executor.2) total-vm:39884kB, anon-rss:18232kB, file-rss:20656kB, shmem-rss:0kB [ 800.363908] Memory cgroup out of memory: Kill process 9894 (syz-executor.4) score 1116 or sacrifice child [ 800.374355] Killed process 9897 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 800.981662] oom_kill_process: 1 callbacks suppressed [ 800.981718] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 800.998603] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 801.004784] CPU: 1 PID: 9905 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 801.012632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 801.022613] Call Trace: [ 801.025237] dump_stack+0x188/0x20d [ 801.028905] dump_header+0x159/0xa5e [ 801.032825] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 801.037965] ? ___ratelimit+0x59/0x573 [ 801.041968] oom_kill_process.cold+0x10/0x6dc [ 801.046510] ? task_will_free_mem+0x134/0x6d0 [ 801.051077] out_of_memory+0x349/0x1250 [ 801.055093] ? mark_held_locks+0xa6/0xf0 [ 801.059198] ? oom_killer_disable+0x270/0x270 [ 801.063744] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 801.068381] mem_cgroup_out_of_memory+0x1c7/0x240 [ 801.073279] ? memcg_event_wake+0x210/0x210 [ 801.077662] try_charge+0xe22/0x1300 [ 801.081435] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 801.086312] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 801.091236] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 801.097464] mem_cgroup_try_charge+0x249/0x5c0 [ 801.102110] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 801.107115] wp_page_copy+0x3fe/0x1530 [ 801.111038] ? follow_pfn+0x260/0x260 [ 801.114866] ? __lock_acquire+0x6ee/0x49c0 [ 801.119249] do_wp_page+0x518/0xfa0 [ 801.123027] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 801.127757] __handle_mm_fault+0x21a4/0x3b60 [ 801.132218] ? copy_page_range+0x1e70/0x1e70 [ 801.136650] ? count_memcg_event_mm+0x279/0x4c0 [ 801.141378] handle_mm_fault+0x1a5/0x670 [ 801.145492] __get_user_pages+0x599/0x1650 [ 801.149766] ? follow_page_mask+0x1a60/0x1a60 [ 801.154308] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 801.159101] ? retint_kernel+0x2d/0x2d [ 801.163014] populate_vma_page_range+0x1fd/0x290 [ 801.167825] __mm_populate+0x1e8/0x350 [ 801.171749] ? populate_vma_page_range+0x290/0x290 [ 801.176734] ? do_mlock+0x6b0/0x6b0 [ 801.180395] __x64_sys_mlockall+0x340/0x500 [ 801.184757] do_syscall_64+0xf9/0x620 [ 801.188611] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 801.193825] RIP: 0033:0x45c479 [ 801.197057] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 801.216117] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 801.223854] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 801.231152] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 801.238443] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 801.245741] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 801.253046] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 801.262178] Task in /syz0 killed as a result of limit of /syz0 [ 801.268557] memory: usage 307200kB, limit 307200kB, failcnt 3134 [ 801.274951] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 801.282206] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 801.288528] Memory cgroup stats for /syz0: cache:0KB rss:298812KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:4KB active_file:8KB unevictable:217732KB [ 801.311468] Memory cgroup out of memory: Kill process 9904 (syz-executor.0) score 1116 or sacrifice child [ 801.321919] Killed process 9906 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 801.334887] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 801.347038] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 801.353117] CPU: 0 PID: 9902 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 801.360953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 801.370453] Call Trace: [ 801.373078] dump_stack+0x188/0x20d [ 801.376726] dump_header+0x159/0xa5e [ 801.380465] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 801.385740] ? ___ratelimit+0x59/0x573 [ 801.389669] oom_kill_process.cold+0x10/0x6dc [ 801.394192] ? out_of_memory+0x428/0x1250 [ 801.398499] ? out_of_memory+0x19f/0x1250 [ 801.402671] ? mem_cgroup_get_max+0x32/0x240 [ 801.407134] out_of_memory+0x349/0x1250 [ 801.411139] ? oom_killer_disable+0x270/0x270 [ 801.415663] mem_cgroup_out_of_memory+0x1c7/0x240 [ 801.420543] ? memcg_event_wake+0x210/0x210 [ 801.424902] ? do_raw_spin_unlock+0x171/0x260 [ 801.429415] try_charge+0xe22/0x1300 [ 801.433173] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 801.438050] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 801.442912] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 801.449125] mem_cgroup_try_charge+0x249/0x5c0 [ 801.453733] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 801.458679] wp_page_copy+0x3fe/0x1530 [ 801.462623] ? follow_pfn+0x260/0x260 [ 801.466451] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 801.471251] do_wp_page+0x518/0xfa0 [ 801.474899] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 801.479638] __handle_mm_fault+0x21a4/0x3b60 [ 801.484071] ? copy_page_range+0x1e70/0x1e70 [ 801.488644] ? count_memcg_event_mm+0x279/0x4c0 [ 801.493368] handle_mm_fault+0x1a5/0x670 [ 801.497467] __get_user_pages+0x599/0x1650 [ 801.501754] ? follow_page_mask+0x1a60/0x1a60 [ 801.506297] populate_vma_page_range+0x1fd/0x290 [ 801.511229] __mm_populate+0x1e8/0x350 [ 801.515160] ? populate_vma_page_range+0x290/0x290 [ 801.520106] ? do_mlock+0x6b0/0x6b0 [ 801.524376] ? __x64_sys_mlockall+0x369/0x500 [ 801.528921] __x64_sys_mlockall+0x340/0x500 [ 801.533380] do_syscall_64+0xf9/0x620 [ 801.537221] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 801.542444] RIP: 0033:0x45c479 [ 801.545653] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 801.565005] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 801.572846] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 801.580143] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 801.587444] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 801.594760] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 801.602165] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 801.610726] Task in /syz2 killed as a result of limit of /syz2 [ 801.617166] memory: usage 307200kB, limit 307200kB, failcnt 2124 [ 801.623656] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 801.631006] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 801.637437] Memory cgroup stats for /syz2: cache:0KB rss:298712KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:74680KB active_anon:68KB inactive_file:8KB active_file:4KB unevictable:224052KB [ 801.660112] Memory cgroup out of memory: Kill process 9899 (syz-executor.2) score 1116 or sacrifice child [ 801.670710] Killed process 9907 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 801.687317] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 801.699059] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 801.705199] CPU: 0 PID: 9905 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 801.713035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 801.722426] Call Trace: [ 801.725054] dump_stack+0x188/0x20d [ 801.728722] dump_header+0x159/0xa5e [ 801.732471] ? oom_kill_process+0x130/0x140 [ 801.736825] oom_kill_process.cold+0x10/0x6dc [ 801.741342] ? task_will_free_mem+0x134/0x6d0 [ 801.745888] out_of_memory+0x349/0x1250 [ 801.749922] ? oom_killer_disable+0x270/0x270 [ 801.754461] mem_cgroup_out_of_memory+0x1c7/0x240 [ 801.759337] ? memcg_event_wake+0x210/0x210 [ 801.763719] ? do_raw_spin_unlock+0x171/0x260 [ 801.768235] try_charge+0xe22/0x1300 [ 801.771990] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 801.776885] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 801.781779] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 801.787875] mem_cgroup_try_charge+0x249/0x5c0 [ 801.792474] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 801.797456] wp_page_copy+0x3fe/0x1530 [ 801.801375] ? follow_pfn+0x260/0x260 [ 801.805223] ? __lock_acquire+0x6ee/0x49c0 [ 801.809483] do_wp_page+0x518/0xfa0 [ 801.813123] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 801.817824] __handle_mm_fault+0x21a4/0x3b60 [ 801.822253] ? copy_page_range+0x1e70/0x1e70 [ 801.826685] ? count_memcg_event_mm+0x279/0x4c0 [ 801.834716] handle_mm_fault+0x1a5/0x670 [ 801.838806] __get_user_pages+0x599/0x1650 [ 801.843052] ? follow_page_mask+0x1a60/0x1a60 [ 801.847712] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 801.852511] ? retint_kernel+0x2d/0x2d [ 801.856433] populate_vma_page_range+0x1fd/0x290 [ 801.861240] __mm_populate+0x1e8/0x350 [ 801.865157] ? populate_vma_page_range+0x290/0x290 [ 801.870124] ? do_mlock+0x6b0/0x6b0 [ 801.873797] __x64_sys_mlockall+0x340/0x500 [ 801.878157] do_syscall_64+0xf9/0x620 [ 801.881971] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 801.887291] RIP: 0033:0x45c479 [ 801.890514] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 801.909594] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 801.917329] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 801.924628] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 801.932434] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 801.939713] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 801.947002] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 801.958427] Task in /syz0 killed as a result of limit of /syz0 [ 801.964998] memory: usage 303416kB, limit 307200kB, failcnt 3140 [ 801.971616] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 801.978644] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 801.986254] Memory cgroup stats for /syz0: cache:0KB rss:295156KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:77300KB active_anon:2196KB inactive_file:0KB active_file:12KB unevictable:215684KB [ 802.010021] Memory cgroup out of memory: Kill process 9904 (syz-executor.0) score 1116 or sacrifice child [ 802.020360] Killed process 9904 (syz-executor.0) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 802.043355] oom_reaper: reaped process 9904 (syz-executor.0), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 802.378083] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 802.390656] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 802.396313] CPU: 0 PID: 9910 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 802.405026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 802.414544] Call Trace: [ 802.417200] dump_stack+0x188/0x20d [ 802.420869] dump_header+0x159/0xa5e [ 802.424624] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 802.429752] ? ___ratelimit+0x59/0x573 [ 802.433701] oom_kill_process.cold+0x10/0x6dc [ 802.438276] ? task_will_free_mem+0x134/0x6d0 [ 802.442815] out_of_memory+0x349/0x1250 [ 802.446842] ? oom_killer_disable+0x270/0x270 [ 802.451553] mem_cgroup_out_of_memory+0x1c7/0x240 [ 802.456443] ? memcg_event_wake+0x210/0x210 [ 802.460819] ? do_raw_spin_unlock+0x171/0x260 [ 802.465361] try_charge+0xe22/0x1300 [ 802.469132] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 802.474028] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 802.478917] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 802.485025] mem_cgroup_try_charge+0x249/0x5c0 [ 802.489660] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 802.494626] wp_page_copy+0x3fe/0x1530 [ 802.498549] ? follow_pfn+0x260/0x260 [ 802.502487] ? __lock_acquire+0x6ee/0x49c0 [ 802.506773] do_wp_page+0x518/0xfa0 [ 802.510448] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 802.515185] __handle_mm_fault+0x21a4/0x3b60 [ 802.519644] ? copy_page_range+0x1e70/0x1e70 [ 802.524097] ? count_memcg_event_mm+0x279/0x4c0 [ 802.528936] handle_mm_fault+0x1a5/0x670 [ 802.533160] __get_user_pages+0x599/0x1650 [ 802.537442] ? follow_page_mask+0x1a60/0x1a60 [ 802.542012] ? populate_vma_page_range+0x10e/0x290 [ 802.546988] populate_vma_page_range+0x1fd/0x290 [ 802.551818] __mm_populate+0x1e8/0x350 [ 802.555746] ? populate_vma_page_range+0x290/0x290 [ 802.560708] ? do_mlock+0x6b0/0x6b0 [ 802.564486] __x64_sys_mlockall+0x340/0x500 [ 802.568855] do_syscall_64+0xf9/0x620 [ 802.572830] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 802.578074] RIP: 0033:0x45c479 [ 802.581324] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 802.600542] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 802.608274] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 802.615764] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 802.623063] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 802.630361] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 802.637680] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 802.650976] Task in /syz3 killed as a result of limit of /syz3 [ 802.657261] memory: usage 307200kB, limit 307200kB, failcnt 1841 [ 802.663814] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 802.670869] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 802.677374] Memory cgroup stats for /syz3: cache:0KB rss:298752KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66480KB active_anon:76KB inactive_file:4KB active_file:4KB unevictable:232376KB [ 802.699235] Memory cgroup out of memory: Kill process 9908 (syz-executor.3) score 1116 or sacrifice child [ 802.709722] Killed process 9915 (syz-executor.3) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 802.722609] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 802.734640] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 802.740405] CPU: 1 PID: 9911 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 802.748212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 802.757615] Call Trace: [ 802.760249] dump_stack+0x188/0x20d [ 802.763902] dump_header+0x159/0xa5e [ 802.767668] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 802.772811] ? ___ratelimit+0x59/0x573 [ 802.776741] oom_kill_process.cold+0x10/0x6dc [ 802.781292] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 802.786078] ? task_will_free_mem+0x134/0x6d0 [ 802.790642] out_of_memory+0x349/0x1250 [ 802.794653] ? oom_killer_disable+0x270/0x270 [ 802.799178] mem_cgroup_out_of_memory+0x1c7/0x240 [ 802.804076] ? memcg_event_wake+0x210/0x210 [ 802.808453] ? do_raw_spin_unlock+0x171/0x260 [ 802.813144] try_charge+0xe22/0x1300 [ 802.816922] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 802.821808] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 802.826680] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 802.833183] mem_cgroup_try_charge+0x249/0x5c0 [ 802.838185] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 802.843181] wp_page_copy+0x3fe/0x1530 [ 802.847137] ? retint_kernel+0x2d/0x2d [ 802.851058] ? follow_pfn+0x260/0x260 [ 802.855012] ? unlock_page+0x15b/0x280 [ 802.858922] do_wp_page+0x518/0xfa0 [ 802.862576] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 802.867279] __handle_mm_fault+0x21a4/0x3b60 [ 802.871715] ? copy_page_range+0x1e70/0x1e70 [ 802.876165] ? count_memcg_event_mm+0x279/0x4c0 [ 802.880914] handle_mm_fault+0x1a5/0x670 [ 802.885135] __get_user_pages+0x599/0x1650 [ 802.889453] ? follow_page_mask+0x1a60/0x1a60 [ 802.894124] ? retint_kernel+0x2d/0x2d [ 802.898222] populate_vma_page_range+0x1fd/0x290 [ 802.903022] __mm_populate+0x1e8/0x350 [ 802.906963] ? populate_vma_page_range+0x290/0x290 [ 802.911926] ? do_mlock+0x6b0/0x6b0 [ 802.915589] __x64_sys_mlockall+0x340/0x500 [ 802.920158] do_syscall_64+0xf9/0x620 [ 802.924001] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 802.929211] RIP: 0033:0x45c479 [ 802.932515] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 802.951776] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 802.959539] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 802.966829] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 802.974237] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 802.981542] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 802.988843] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 802.997789] Task in /syz1 killed as a result of limit of /syz1 [ 803.004232] memory: usage 307200kB, limit 307200kB, failcnt 8410 [ 803.010596] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 803.017656] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 803.024557] Memory cgroup stats for /syz1: cache:0KB rss:297968KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:121936KB active_anon:148KB inactive_file:8KB active_file:4KB unevictable:175972KB [ 803.047996] Memory cgroup out of memory: Kill process 9909 (syz-executor.1) score 1116 or sacrifice child [ 803.057998] Killed process 9914 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 803.100778] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 803.112380] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 803.117951] CPU: 0 PID: 9910 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 803.125799] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 803.135280] Call Trace: [ 803.137905] dump_stack+0x188/0x20d [ 803.141561] dump_header+0x159/0xa5e [ 803.145304] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 803.150458] ? ___ratelimit+0x59/0x573 [ 803.154486] oom_kill_process.cold+0x10/0x6dc [ 803.159018] ? task_will_free_mem+0x134/0x6d0 [ 803.163566] out_of_memory+0x349/0x1250 [ 803.167583] ? oom_killer_disable+0x270/0x270 [ 803.172130] mem_cgroup_out_of_memory+0x1c7/0x240 [ 803.177015] ? memcg_event_wake+0x210/0x210 [ 803.181382] ? do_raw_spin_unlock+0x171/0x260 [ 803.185900] try_charge+0xe22/0x1300 [ 803.189654] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 803.194528] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 803.199400] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 803.205496] mem_cgroup_try_charge+0x249/0x5c0 [ 803.210136] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 803.215104] wp_page_copy+0x3fe/0x1530 [ 803.219032] ? follow_pfn+0x260/0x260 [ 803.222854] ? __lock_acquire+0x6ee/0x49c0 [ 803.227119] do_wp_page+0x518/0xfa0 [ 803.230775] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 803.235841] __handle_mm_fault+0x21a4/0x3b60 [ 803.240290] ? copy_page_range+0x1e70/0x1e70 [ 803.244728] ? count_memcg_event_mm+0x279/0x4c0 [ 803.249440] handle_mm_fault+0x1a5/0x670 [ 803.253540] __get_user_pages+0x599/0x1650 [ 803.257819] ? follow_page_mask+0x1a60/0x1a60 [ 803.262350] ? populate_vma_page_range+0x10e/0x290 [ 803.267319] populate_vma_page_range+0x1fd/0x290 [ 803.272123] __mm_populate+0x1e8/0x350 [ 803.276051] ? populate_vma_page_range+0x290/0x290 [ 803.281006] ? do_mlock+0x6b0/0x6b0 [ 803.284658] __x64_sys_mlockall+0x340/0x500 [ 803.289003] do_syscall_64+0xf9/0x620 [ 803.292838] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 803.298139] RIP: 0033:0x45c479 [ 803.301347] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 803.320279] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 803.328017] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 803.335318] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 803.343325] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 803.350624] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 803.357940] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 803.365476] Task in /syz3 killed as a result of limit of /syz3 [ 803.371783] memory: usage 301372kB, limit 307200kB, failcnt 1847 [ 803.378083] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 803.385238] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 803.391743] Memory cgroup stats for /syz3: cache:0KB rss:293148KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:64860KB active_anon:76KB inactive_file:8KB active_file:0KB unevictable:228280KB [ 803.413786] Memory cgroup out of memory: Kill process 9908 (syz-executor.3) score 1116 or sacrifice child [ 803.424201] Killed process 9908 (syz-executor.3) total-vm:40016kB, anon-rss:18352kB, file-rss:20652kB, shmem-rss:0kB [ 803.439589] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 803.451263] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 803.456901] CPU: 1 PID: 9918 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 803.464713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 803.474076] Call Trace: [ 803.476693] dump_stack+0x188/0x20d [ 803.480343] dump_header+0x159/0xa5e [ 803.484078] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 803.489196] ? ___ratelimit+0x59/0x573 [ 803.493191] oom_kill_process.cold+0x10/0x6dc [ 803.497716] ? task_will_free_mem+0x134/0x6d0 [ 803.502268] out_of_memory+0x349/0x1250 [ 803.506288] ? oom_killer_disable+0x270/0x270 [ 803.510835] mem_cgroup_out_of_memory+0x1c7/0x240 [ 803.515730] ? memcg_event_wake+0x210/0x210 [ 803.520116] ? do_raw_spin_unlock+0x171/0x260 [ 803.524645] try_charge+0xe22/0x1300 [ 803.528405] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 803.533314] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 803.538200] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 803.544431] mem_cgroup_try_charge+0x249/0x5c0 [ 803.549050] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 803.554019] wp_page_copy+0x3fe/0x1530 [ 803.557945] ? follow_pfn+0x260/0x260 [ 803.561769] ? __lock_acquire+0x6ee/0x49c0 [ 803.566034] do_wp_page+0x518/0xfa0 [ 803.569683] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 803.574388] __handle_mm_fault+0x21a4/0x3b60 [ 803.578834] ? copy_page_range+0x1e70/0x1e70 [ 803.583300] ? count_memcg_event_mm+0x279/0x4c0 [ 803.588033] handle_mm_fault+0x1a5/0x670 [ 803.592149] __get_user_pages+0x599/0x1650 [ 803.596453] ? follow_page_mask+0x1a60/0x1a60 [ 803.600981] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 803.605923] ? retint_kernel+0x2d/0x2d [ 803.609857] populate_vma_page_range+0x1fd/0x290 [ 803.614732] __mm_populate+0x1e8/0x350 [ 803.618641] ? populate_vma_page_range+0x290/0x290 [ 803.623592] ? do_mlock+0x6b0/0x6b0 [ 803.627243] __x64_sys_mlockall+0x340/0x500 [ 803.631621] do_syscall_64+0xf9/0x620 [ 803.635462] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 803.640708] RIP: 0033:0x45c479 [ 803.643923] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 803.662853] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 803.670591] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 803.677879] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 803.685180] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 803.692466] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 803.699755] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 803.709821] Task in /syz2 killed as a result of limit of /syz2 [ 803.716252] memory: usage 307200kB, limit 307200kB, failcnt 2147 [ 803.722551] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 803.729510] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 803.735781] Memory cgroup stats for /syz2: cache:0KB rss:298604KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:74680KB active_anon:68KB inactive_file:8KB active_file:4KB unevictable:223960KB [ 803.757604] Memory cgroup out of memory: Kill process 9916 (syz-executor.2) score 1116 or sacrifice child [ 803.767813] Killed process 9919 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 803.785054] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 803.796686] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 803.802320] CPU: 1 PID: 9921 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 803.810128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 803.819504] Call Trace: [ 803.822140] dump_stack+0x188/0x20d [ 803.825803] dump_header+0x159/0xa5e [ 803.829546] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 803.834674] ? ___ratelimit+0x59/0x573 [ 803.838634] oom_kill_process.cold+0x10/0x6dc [ 803.843164] ? out_of_memory+0x2fc/0x1250 [ 803.847348] ? oom_kill_process+0xd/0x140 2020/03/03 17:52:42 executed programs: 337 [ 803.851535] out_of_memory+0x349/0x1250 [ 803.855540] ? oom_killer_disable+0x270/0x270 [ 803.860086] mem_cgroup_out_of_memory+0x1c7/0x240 [ 803.864957] ? memcg_event_wake+0x210/0x210 [ 803.869332] ? do_raw_spin_unlock+0x171/0x260 [ 803.873892] try_charge+0xe22/0x1300 [ 803.877679] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 803.882682] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 803.887574] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 803.893685] mem_cgroup_try_charge+0x249/0x5c0 [ 803.898312] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 803.903355] wp_page_copy+0x3fe/0x1530 [ 803.907295] ? follow_pfn+0x260/0x260 [ 803.911149] ? __lock_acquire+0x6ee/0x49c0 [ 803.915448] do_wp_page+0x518/0xfa0 [ 803.919114] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 803.923921] __handle_mm_fault+0x21a4/0x3b60 [ 803.928388] ? copy_page_range+0x1e70/0x1e70 [ 803.932837] ? count_memcg_event_mm+0x279/0x4c0 [ 803.937570] handle_mm_fault+0x1a5/0x670 [ 803.941679] __get_user_pages+0x599/0x1650 [ 803.945970] ? follow_page_mask+0x1a60/0x1a60 [ 803.950516] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 803.955314] ? retint_kernel+0x2d/0x2d [ 803.959250] populate_vma_page_range+0x1fd/0x290 [ 803.964055] __mm_populate+0x1e8/0x350 [ 803.968004] ? populate_vma_page_range+0x290/0x290 [ 803.972988] ? do_mlock+0x6b0/0x6b0 [ 803.976642] __x64_sys_mlockall+0x340/0x500 [ 803.981132] do_syscall_64+0xf9/0x620 [ 803.984967] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 803.990188] RIP: 0033:0x45c479 [ 803.993484] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 804.012500] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 804.020334] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 804.027639] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 804.034915] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 804.042191] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 804.049482] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 804.056943] Task in /syz5 killed as a result of limit of /syz5 [ 804.063377] memory: usage 307196kB, limit 307200kB, failcnt 5899 [ 804.069760] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 804.077646] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 804.084059] Memory cgroup stats for /syz5: cache:0KB rss:298836KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:0KB active_file:4KB unevictable:250592KB [ 804.106403] Memory cgroup out of memory: Kill process 9920 (syz-executor.5) score 1116 or sacrifice child [ 804.117291] Killed process 9922 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 804.776836] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 804.788620] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 804.794500] CPU: 1 PID: 9931 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 804.802328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 804.811721] Call Trace: [ 804.814352] dump_stack+0x188/0x20d [ 804.818016] dump_header+0x159/0xa5e [ 804.821766] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 804.826907] ? ___ratelimit+0x59/0x573 [ 804.830825] oom_kill_process.cold+0x10/0x6dc [ 804.835357] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 804.840139] ? task_will_free_mem+0x134/0x6d0 [ 804.844820] out_of_memory+0x349/0x1250 [ 804.848845] ? oom_killer_disable+0x270/0x270 [ 804.853380] mem_cgroup_out_of_memory+0x1c7/0x240 [ 804.858260] ? memcg_event_wake+0x210/0x210 [ 804.862613] ? do_raw_spin_unlock+0x171/0x260 [ 804.867136] try_charge+0xe22/0x1300 [ 804.870889] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 804.875765] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 804.880651] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 804.886753] mem_cgroup_try_charge+0x249/0x5c0 [ 804.891375] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 804.896335] wp_page_copy+0x3fe/0x1530 [ 804.900254] ? follow_pfn+0x260/0x260 [ 804.904071] ? __lock_acquire+0x6ee/0x49c0 [ 804.908343] do_wp_page+0x518/0xfa0 [ 804.911988] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 804.916678] __handle_mm_fault+0x21a4/0x3b60 [ 804.921107] ? copy_page_range+0x1e70/0x1e70 [ 804.925528] ? count_memcg_event_mm+0x279/0x4c0 [ 804.930237] handle_mm_fault+0x1a5/0x670 [ 804.934323] __get_user_pages+0x599/0x1650 [ 804.938579] ? follow_page_mask+0x1a60/0x1a60 [ 804.943084] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 804.947865] ? retint_kernel+0x2d/0x2d [ 804.951784] populate_vma_page_range+0x1fd/0x290 [ 804.956587] __mm_populate+0x1e8/0x350 [ 804.960499] ? populate_vma_page_range+0x290/0x290 [ 804.965454] ? do_mlock+0x6b0/0x6b0 [ 804.969103] __x64_sys_mlockall+0x340/0x500 [ 804.973452] do_syscall_64+0xf9/0x620 [ 804.977275] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 804.982494] RIP: 0033:0x45c479 [ 804.985703] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 805.004642] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 805.012492] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 805.019786] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 805.027078] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 805.034371] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 805.041668] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 805.049975] Task in /syz1 killed as a result of limit of /syz1 [ 805.056290] memory: usage 307200kB, limit 307200kB, failcnt 8469 [ 805.062599] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 805.069687] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 805.075984] Memory cgroup stats for /syz1: cache:0KB rss:297952KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:8KB active_file:4KB unevictable:177956KB [ 805.098175] Memory cgroup out of memory: Kill process 9930 (syz-executor.1) score 1116 or sacrifice child [ 805.108640] Killed process 9933 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 805.121620] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 805.133091] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 805.138627] CPU: 0 PID: 9936 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 805.146443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 805.155818] Call Trace: [ 805.158437] dump_stack+0x188/0x20d [ 805.162089] dump_header+0x159/0xa5e [ 805.165826] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 805.170944] ? ___ratelimit+0x59/0x573 [ 805.174859] oom_kill_process.cold+0x10/0x6dc [ 805.179388] ? task_will_free_mem+0x134/0x6d0 [ 805.183936] out_of_memory+0x349/0x1250 [ 805.187933] ? oom_killer_disable+0x270/0x270 [ 805.194300] mem_cgroup_out_of_memory+0x1c7/0x240 [ 805.199173] ? memcg_event_wake+0x210/0x210 [ 805.203533] ? do_raw_spin_unlock+0x171/0x260 [ 805.208096] try_charge+0xe22/0x1300 [ 805.211846] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 805.216704] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 805.221567] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 805.227671] mem_cgroup_try_charge+0x249/0x5c0 [ 805.232306] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 805.237268] wp_page_copy+0x3fe/0x1530 [ 805.241183] ? follow_pfn+0x260/0x260 [ 805.245002] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 805.249780] do_wp_page+0x518/0xfa0 [ 805.253427] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 805.258124] __handle_mm_fault+0x21a4/0x3b60 [ 805.262553] ? copy_page_range+0x1e70/0x1e70 [ 805.266984] ? count_memcg_event_mm+0x279/0x4c0 [ 805.271689] handle_mm_fault+0x1a5/0x670 [ 805.275771] __get_user_pages+0x599/0x1650 [ 805.280208] ? follow_page_mask+0x1a60/0x1a60 [ 805.284729] ? lock_acquire+0x170/0x400 [ 805.288854] populate_vma_page_range+0x1fd/0x290 [ 805.293646] __mm_populate+0x1e8/0x350 [ 805.297556] ? populate_vma_page_range+0x290/0x290 [ 805.302639] ? do_mlock+0x6b0/0x6b0 [ 805.306323] __x64_sys_mlockall+0x340/0x500 [ 805.310758] do_syscall_64+0xf9/0x620 [ 805.314612] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 805.319835] RIP: 0033:0x45c479 [ 805.323055] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 805.341985] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 805.349729] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 805.357017] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 805.364307] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 805.371592] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 805.378879] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 805.387814] Task in /syz2 killed as a result of limit of /syz2 [ 805.394165] memory: usage 307200kB, limit 307200kB, failcnt 2168 [ 805.400538] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 805.407542] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 805.413933] Memory cgroup stats for /syz2: cache:0KB rss:298592KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:74680KB active_anon:68KB inactive_file:12KB active_file:0KB unevictable:223944KB [ 805.435815] Memory cgroup out of memory: Kill process 9934 (syz-executor.2) score 1116 or sacrifice child [ 805.446149] Killed process 9939 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 805.480947] Memory cgroup out of memory: Kill process 9930 (syz-executor.1) score 1116 or sacrifice child [ 805.491237] Killed process 9930 (syz-executor.1) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 805.506598] oom_reaper: reaped process 9930 (syz-executor.1), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 805.710263] Memory cgroup out of memory: Kill process 9941 (syz-executor.0) score 1116 or sacrifice child [ 805.720986] Killed process 9943 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 805.939937] Memory cgroup out of memory: Kill process 9935 (syz-executor.3) score 1116 or sacrifice child [ 805.950402] Killed process 9944 (syz-executor.3) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 806.275970] oom_kill_process: 3 callbacks suppressed [ 806.275991] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 806.293307] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 806.298757] CPU: 1 PID: 9950 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 806.306573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 806.315952] Call Trace: [ 806.318584] dump_stack+0x188/0x20d [ 806.322250] dump_header+0x159/0xa5e [ 806.326000] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 806.331150] ? ___ratelimit+0x59/0x573 [ 806.335085] oom_kill_process.cold+0x10/0x6dc [ 806.339617] ? task_will_free_mem+0x134/0x6d0 [ 806.344185] out_of_memory+0x349/0x1250 [ 806.348222] ? oom_killer_disable+0x270/0x270 [ 806.352773] mem_cgroup_out_of_memory+0x1c7/0x240 [ 806.357662] ? memcg_event_wake+0x210/0x210 [ 806.362032] ? do_raw_spin_unlock+0x171/0x260 [ 806.366570] try_charge+0xe22/0x1300 [ 806.370326] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 806.375198] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 806.380069] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 806.386403] ? mark_held_locks+0xf0/0xf0 [ 806.390506] mem_cgroup_try_charge+0x249/0x5c0 [ 806.395133] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 806.400114] __handle_mm_fault+0x1cfb/0x3b60 [ 806.404559] ? copy_page_range+0x1e70/0x1e70 [ 806.409000] ? count_memcg_event_mm+0x279/0x4c0 [ 806.413719] handle_mm_fault+0x1a5/0x670 [ 806.417817] __get_user_pages+0x599/0x1650 [ 806.422092] ? follow_page_mask+0x1a60/0x1a60 [ 806.426636] ? lock_acquire+0x170/0x400 [ 806.430646] populate_vma_page_range+0x1fd/0x290 [ 806.435435] __mm_populate+0x1e8/0x350 [ 806.439357] ? populate_vma_page_range+0x290/0x290 [ 806.444311] ? do_mlock+0x6b0/0x6b0 [ 806.447972] __x64_sys_mlockall+0x340/0x500 [ 806.452322] do_syscall_64+0xf9/0x620 [ 806.456160] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 806.461373] RIP: 0033:0x45c479 [ 806.464591] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 806.484478] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 806.492223] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 806.499521] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 806.506817] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 806.514104] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 806.521393] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 806.529035] Task in /syz4 killed as a result of limit of /syz4 [ 806.535116] memory: usage 307200kB, limit 307200kB, failcnt 2569 [ 806.541350] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 806.548123] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 806.554334] Memory cgroup stats for /syz4: cache:0KB rss:298808KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:101932KB active_anon:76KB inactive_file:8KB active_file:8KB unevictable:196844KB [ 806.575767] Memory cgroup out of memory: Kill process 9624 (syz-executor.4) score 1049 or sacrifice child [ 806.585739] Killed process 9624 (syz-executor.4) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 806.597504] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 806.609240] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 806.614888] CPU: 0 PID: 9948 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 806.622686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 806.632044] Call Trace: [ 806.634650] dump_stack+0x188/0x20d [ 806.638281] dump_header+0x159/0xa5e [ 806.642006] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 806.647119] ? ___ratelimit+0x59/0x573 [ 806.651021] oom_kill_process.cold+0x10/0x6dc [ 806.655533] ? task_will_free_mem+0x134/0x6d0 [ 806.660034] out_of_memory+0x349/0x1250 [ 806.664027] ? oom_killer_disable+0x270/0x270 [ 806.668549] mem_cgroup_out_of_memory+0x1c7/0x240 [ 806.673406] ? memcg_event_wake+0x210/0x210 [ 806.677747] ? do_raw_spin_unlock+0x171/0x260 [ 806.682262] try_charge+0xe22/0x1300 [ 806.686030] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 806.690921] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 806.695806] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 806.701912] mem_cgroup_try_charge+0x249/0x5c0 [ 806.706506] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 806.711450] wp_page_copy+0x3fe/0x1530 [ 806.715349] ? follow_pfn+0x260/0x260 [ 806.719152] ? __lock_acquire+0x6ee/0x49c0 [ 806.723402] do_wp_page+0x518/0xfa0 [ 806.727039] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 806.731721] __handle_mm_fault+0x21a4/0x3b60 [ 806.736138] ? copy_page_range+0x1e70/0x1e70 [ 806.740556] ? count_memcg_event_mm+0x279/0x4c0 [ 806.745251] handle_mm_fault+0x1a5/0x670 [ 806.749333] __get_user_pages+0x599/0x1650 [ 806.753633] ? follow_page_mask+0x1a60/0x1a60 [ 806.758156] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 806.762970] ? retint_kernel+0x2d/0x2d [ 806.766895] populate_vma_page_range+0x1fd/0x290 [ 806.771680] __mm_populate+0x1e8/0x350 [ 806.775599] ? populate_vma_page_range+0x290/0x290 [ 806.780801] ? do_mlock+0x6b0/0x6b0 [ 806.784454] __x64_sys_mlockall+0x340/0x500 [ 806.788793] do_syscall_64+0xf9/0x620 [ 806.792608] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 806.797809] RIP: 0033:0x45c479 [ 806.801005] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 806.819949] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 806.827704] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 806.834997] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 806.842304] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 806.849599] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 806.856903] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 806.870238] Task in /syz5 killed as a result of limit of /syz5 [ 806.876561] memory: usage 307200kB, limit 307200kB, failcnt 5955 [ 806.883056] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 806.890039] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 806.896409] Memory cgroup stats for /syz5: cache:0KB rss:298788KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46152KB active_anon:2192KB inactive_file:0KB active_file:4KB unevictable:250596KB [ 806.918470] Memory cgroup out of memory: Kill process 9946 (syz-executor.5) score 1120 or sacrifice child [ 806.928891] Killed process 9953 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 806.942913] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 806.954431] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 806.959898] CPU: 1 PID: 9950 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 806.967710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 806.977223] Call Trace: [ 806.979838] dump_stack+0x188/0x20d [ 806.983487] dump_header+0x159/0xa5e [ 806.987240] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 806.992369] ? ___ratelimit+0x59/0x573 [ 806.996288] oom_kill_process.cold+0x10/0x6dc [ 807.000813] ? task_will_free_mem+0x134/0x6d0 [ 807.005369] out_of_memory+0x349/0x1250 [ 807.009372] ? oom_killer_disable+0x270/0x270 [ 807.013900] mem_cgroup_out_of_memory+0x1c7/0x240 [ 807.018761] ? memcg_event_wake+0x210/0x210 [ 807.023117] ? do_raw_spin_unlock+0x171/0x260 [ 807.027638] try_charge+0xe22/0x1300 [ 807.031386] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 807.036250] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 807.041133] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 807.047344] ? mark_held_locks+0xf0/0xf0 [ 807.051488] mem_cgroup_try_charge+0x249/0x5c0 [ 807.056138] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 807.061113] __handle_mm_fault+0x1cfb/0x3b60 [ 807.065553] ? copy_page_range+0x1e70/0x1e70 [ 807.069985] ? count_memcg_event_mm+0x279/0x4c0 [ 807.074714] handle_mm_fault+0x1a5/0x670 [ 807.078833] __get_user_pages+0x599/0x1650 [ 807.083113] ? follow_page_mask+0x1a60/0x1a60 [ 807.087638] ? lock_acquire+0x170/0x400 [ 807.092083] populate_vma_page_range+0x1fd/0x290 [ 807.096881] __mm_populate+0x1e8/0x350 [ 807.100817] ? populate_vma_page_range+0x290/0x290 [ 807.106553] ? do_mlock+0x6b0/0x6b0 [ 807.110237] __x64_sys_mlockall+0x340/0x500 [ 807.114592] do_syscall_64+0xf9/0x620 [ 807.118428] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 807.123646] RIP: 0033:0x45c479 [ 807.126874] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 807.145814] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 807.153562] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 807.160869] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 807.168171] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 807.175480] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 807.182778] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 807.190304] Task in /syz4 killed as a result of limit of /syz4 [ 807.196337] memory: usage 288708kB, limit 307200kB, failcnt 2575 [ 807.202558] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 807.209331] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 807.215579] Memory cgroup stats for /syz4: cache:0KB rss:280444KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:85612KB active_anon:64KB inactive_file:8KB active_file:8KB unevictable:194796KB [ 807.236856] Memory cgroup out of memory: Kill process 9841 (syz-executor.4) score 1049 or sacrifice child [ 807.246682] Killed process 9841 (syz-executor.4) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 807.412375] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 807.424187] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 807.430048] CPU: 0 PID: 9961 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 807.437868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 807.447248] Call Trace: [ 807.449885] dump_stack+0x188/0x20d [ 807.453539] dump_header+0x159/0xa5e [ 807.457318] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 807.462476] ? ___ratelimit+0x59/0x573 [ 807.466405] oom_kill_process.cold+0x10/0x6dc [ 807.471084] ? task_will_free_mem+0x134/0x6d0 [ 807.475630] out_of_memory+0x349/0x1250 [ 807.479669] ? mark_held_locks+0xa6/0xf0 [ 807.483779] ? oom_killer_disable+0x270/0x270 [ 807.488317] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 807.492946] mem_cgroup_out_of_memory+0x1c7/0x240 [ 807.497829] ? memcg_event_wake+0x210/0x210 [ 807.502200] try_charge+0xe22/0x1300 [ 807.505965] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 807.510858] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 807.515746] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 807.521855] mem_cgroup_try_charge+0x249/0x5c0 [ 807.526485] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 807.531579] wp_page_copy+0x3fe/0x1530 [ 807.535517] ? follow_pfn+0x260/0x260 [ 807.539355] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 807.543978] do_wp_page+0x518/0xfa0 [ 807.547634] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 807.552349] __handle_mm_fault+0x21a4/0x3b60 [ 807.556811] ? copy_page_range+0x1e70/0x1e70 [ 807.561280] ? count_memcg_event_mm+0x279/0x4c0 [ 807.566033] handle_mm_fault+0x1a5/0x670 [ 807.570170] __get_user_pages+0x599/0x1650 [ 807.574474] ? follow_page_mask+0x1a60/0x1a60 [ 807.579040] ? populate_vma_page_range+0x10e/0x290 [ 807.584024] populate_vma_page_range+0x1fd/0x290 [ 807.588838] __mm_populate+0x1e8/0x350 [ 807.592764] ? populate_vma_page_range+0x290/0x290 [ 807.597714] ? do_mlock+0x6b0/0x6b0 [ 807.601370] __x64_sys_mlockall+0x340/0x500 [ 807.605734] do_syscall_64+0xf9/0x620 [ 807.609574] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 807.614787] RIP: 0033:0x45c479 [ 807.618003] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 807.636945] RSP: 002b:00007f3e3a0c6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 807.644799] RAX: ffffffffffffffda RBX: 00007f3e3a0c76d4 RCX: 000000000045c479 [ 807.652103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 807.659413] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 807.666729] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 807.674040] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bfcc [ 807.683128] Task in /syz0 killed as a result of limit of /syz0 [ 807.689498] memory: usage 307200kB, limit 307200kB, failcnt 3221 [ 807.695873] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 807.703244] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 807.709692] Memory cgroup stats for /syz0: cache:0KB rss:298672KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78928KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:217636KB [ 807.731985] Memory cgroup out of memory: Kill process 9956 (syz-executor.0) score 1116 or sacrifice child [ 807.743076] Killed process 9963 (syz-executor.0) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 807.937264] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 807.948891] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 807.954961] CPU: 1 PID: 9965 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 807.962809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 807.972329] Call Trace: [ 807.974993] dump_stack+0x188/0x20d [ 807.978686] dump_header+0x159/0xa5e [ 807.982442] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 807.987610] ? ___ratelimit+0x59/0x573 [ 807.991549] oom_kill_process.cold+0x10/0x6dc [ 807.996089] ? task_will_free_mem+0x134/0x6d0 [ 808.000643] out_of_memory+0x349/0x1250 [ 808.004673] ? oom_killer_disable+0x270/0x270 [ 808.009231] mem_cgroup_out_of_memory+0x1c7/0x240 [ 808.014114] ? memcg_event_wake+0x210/0x210 [ 808.018479] ? do_raw_spin_unlock+0x171/0x260 [ 808.023108] try_charge+0xe22/0x1300 [ 808.026860] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 808.033768] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 808.038891] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 808.045037] mem_cgroup_try_charge+0x249/0x5c0 [ 808.049682] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 808.054889] wp_page_copy+0x3fe/0x1530 [ 808.058837] ? follow_pfn+0x260/0x260 [ 808.062680] ? __lock_acquire+0x6ee/0x49c0 [ 808.067174] do_wp_page+0x518/0xfa0 [ 808.070862] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 808.075700] __handle_mm_fault+0x21a4/0x3b60 [ 808.080166] ? copy_page_range+0x1e70/0x1e70 [ 808.084623] ? count_memcg_event_mm+0x279/0x4c0 [ 808.089360] handle_mm_fault+0x1a5/0x670 [ 808.093482] __get_user_pages+0x599/0x1650 [ 808.097774] ? follow_page_mask+0x1a60/0x1a60 [ 808.102340] populate_vma_page_range+0x1fd/0x290 [ 808.107319] __mm_populate+0x1e8/0x350 [ 808.111290] ? populate_vma_page_range+0x290/0x290 [ 808.116266] ? do_mlock+0x6b0/0x6b0 [ 808.119947] __x64_sys_mlockall+0x340/0x500 [ 808.124322] do_syscall_64+0xf9/0x620 [ 808.128184] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 808.133551] RIP: 0033:0x45c479 [ 808.136778] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 808.155714] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 808.163468] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 808.170775] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 808.178074] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 808.185363] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 808.192646] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 808.200242] Task in /syz1 killed as a result of limit of /syz1 [ 808.206299] memory: usage 307192kB, limit 307200kB, failcnt 8484 [ 808.212602] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 808.219473] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 808.225650] Memory cgroup stats for /syz1: cache:0KB rss:297748KB rss_huge:243712KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:4KB active_file:12KB unevictable:177920KB [ 808.247285] Memory cgroup out of memory: Kill process 9964 (syz-executor.1) score 1116 or sacrifice child [ 808.257614] Killed process 9968 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 808.474682] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 808.486227] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 808.491805] CPU: 1 PID: 9976 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 808.499646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 808.509072] Call Trace: [ 808.511703] dump_stack+0x188/0x20d [ 808.515368] dump_header+0x159/0xa5e [ 808.519113] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 808.524252] ? ___ratelimit+0x59/0x573 [ 808.528179] oom_kill_process.cold+0x10/0x6dc [ 808.532714] ? task_will_free_mem+0x134/0x6d0 [ 808.537261] out_of_memory+0x349/0x1250 [ 808.541283] ? oom_killer_disable+0x270/0x270 [ 808.545838] mem_cgroup_out_of_memory+0x1c7/0x240 [ 808.550719] ? memcg_event_wake+0x210/0x210 [ 808.555067] ? do_raw_spin_unlock+0x171/0x260 [ 808.559591] try_charge+0xe22/0x1300 [ 808.563340] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 808.568223] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 808.573108] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 808.579213] ? mark_held_locks+0xf0/0xf0 [ 808.583324] mem_cgroup_try_charge+0x249/0x5c0 [ 808.587948] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 808.592912] __handle_mm_fault+0x1cfb/0x3b60 [ 808.597346] ? copy_page_range+0x1e70/0x1e70 [ 808.601962] ? count_memcg_event_mm+0x279/0x4c0 [ 808.606692] handle_mm_fault+0x1a5/0x670 [ 808.610790] __get_user_pages+0x599/0x1650 [ 808.615076] ? follow_page_mask+0x1a60/0x1a60 [ 808.619616] ? lock_acquire+0x170/0x400 [ 808.623653] populate_vma_page_range+0x1fd/0x290 [ 808.628482] __mm_populate+0x1e8/0x350 [ 808.632423] ? populate_vma_page_range+0x290/0x290 [ 808.637440] ? do_mlock+0x6b0/0x6b0 [ 808.641214] __x64_sys_mlockall+0x340/0x500 [ 808.645603] do_syscall_64+0xf9/0x620 [ 808.649480] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 808.654713] RIP: 0033:0x45c479 [ 808.657930] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 808.676858] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 808.684595] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 808.691887] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 808.699191] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 808.706486] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 808.713875] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 808.721511] Task in /syz2 killed as a result of limit of /syz2 [ 808.727528] memory: usage 307200kB, limit 307200kB, failcnt 2213 [ 808.733819] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 808.740684] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 808.747008] Memory cgroup stats for /syz2: cache:0KB rss:298504KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:87340KB active_anon:88KB inactive_file:8KB active_file:8KB unevictable:211200KB [ 808.768320] Memory cgroup out of memory: Kill process 9960 (syz-executor.2) score 1049 or sacrifice child [ 808.778440] Killed process 9960 (syz-executor.2) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 808.790426] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 808.801921] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 808.807548] CPU: 0 PID: 9973 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 808.815573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 808.825811] Call Trace: [ 808.828432] dump_stack+0x188/0x20d [ 808.832101] dump_header+0x159/0xa5e [ 808.836017] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 808.841146] ? ___ratelimit+0x59/0x573 [ 808.845067] oom_kill_process.cold+0x10/0x6dc [ 808.849608] ? task_will_free_mem+0x134/0x6d0 [ 808.854137] out_of_memory+0x349/0x1250 [ 808.858153] ? oom_killer_disable+0x270/0x270 [ 808.862675] mem_cgroup_out_of_memory+0x1c7/0x240 [ 808.867968] ? memcg_event_wake+0x210/0x210 [ 808.872325] ? do_raw_spin_unlock+0x171/0x260 [ 808.876860] try_charge+0xe22/0x1300 [ 808.880628] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 808.885530] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 808.890417] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 808.896511] ? retint_kernel+0x2d/0x2d [ 808.900448] mem_cgroup_try_charge+0x249/0x5c0 [ 808.905093] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 808.910103] wp_page_copy+0x3fe/0x1530 [ 808.914041] ? follow_pfn+0x260/0x260 [ 808.917868] ? __lock_acquire+0x6ee/0x49c0 [ 808.922137] do_wp_page+0x518/0xfa0 [ 808.925792] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 808.930501] __handle_mm_fault+0x21a4/0x3b60 [ 808.934940] ? copy_page_range+0x1e70/0x1e70 [ 808.939394] ? count_memcg_event_mm+0x279/0x4c0 [ 808.944115] handle_mm_fault+0x1a5/0x670 [ 808.948233] __get_user_pages+0x599/0x1650 [ 808.952566] ? follow_page_mask+0x1a60/0x1a60 [ 808.957125] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 808.961947] ? retint_kernel+0x2d/0x2d [ 808.965887] populate_vma_page_range+0x1fd/0x290 [ 808.970703] __mm_populate+0x1e8/0x350 [ 808.974758] ? populate_vma_page_range+0x290/0x290 [ 808.979855] ? do_mlock+0x6b0/0x6b0 [ 808.983522] __x64_sys_mlockall+0x340/0x500 [ 808.987968] do_syscall_64+0xf9/0x620 [ 808.991804] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 808.997014] RIP: 0033:0x45c479 [ 809.000220] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 809.019240] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 809.026998] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 809.034312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 809.041615] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 809.049137] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 809.056434] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 809.070149] Task in /syz3 killed as a result of limit of /syz3 [ 809.076515] memory: usage 307200kB, limit 307200kB, failcnt 1897 [ 809.082996] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 809.089943] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 809.096377] Memory cgroup stats for /syz3: cache:0KB rss:298784KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66480KB active_anon:76KB inactive_file:0KB active_file:4KB unevictable:232360KB [ 809.118411] Memory cgroup out of memory: Kill process 9971 (syz-executor.3) score 1116 or sacrifice child [ 809.128850] Killed process 9978 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 809.141064] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 809.152692] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 809.158324] CPU: 1 PID: 9977 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 809.166275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 809.175652] Call Trace: [ 809.178304] dump_stack+0x188/0x20d [ 809.181973] dump_header+0x159/0xa5e [ 809.185873] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 809.191032] ? ___ratelimit+0x59/0x573 [ 809.194948] oom_kill_process.cold+0x10/0x6dc [ 809.199484] ? mem_cgroup_get_max+0xa3/0x240 [ 809.203925] out_of_memory+0x349/0x1250 [ 809.207964] ? oom_killer_disable+0x270/0x270 [ 809.212502] mem_cgroup_out_of_memory+0x1c7/0x240 [ 809.217398] ? memcg_event_wake+0x210/0x210 [ 809.221765] ? do_raw_spin_unlock+0x171/0x260 [ 809.226296] try_charge+0xe22/0x1300 [ 809.230076] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 809.234972] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 809.239864] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 809.245968] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 809.250779] mem_cgroup_try_charge+0x249/0x5c0 [ 809.255413] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 809.260387] wp_page_copy+0x3fe/0x1530 [ 809.264322] ? follow_pfn+0x260/0x260 [ 809.268141] ? __lock_acquire+0x6ee/0x49c0 [ 809.272414] do_wp_page+0x518/0xfa0 [ 809.276063] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 809.280770] __handle_mm_fault+0x21a4/0x3b60 [ 809.285208] ? copy_page_range+0x1e70/0x1e70 [ 809.289638] ? count_memcg_event_mm+0x279/0x4c0 [ 809.294355] handle_mm_fault+0x1a5/0x670 [ 809.298450] __get_user_pages+0x599/0x1650 [ 809.302721] ? follow_page_mask+0x1a60/0x1a60 [ 809.307246] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 809.312042] ? retint_kernel+0x2d/0x2d [ 809.315961] populate_vma_page_range+0x1fd/0x290 [ 809.320755] __mm_populate+0x1e8/0x350 [ 809.324679] ? populate_vma_page_range+0x290/0x290 [ 809.329632] ? do_mlock+0x6b0/0x6b0 [ 809.333297] __x64_sys_mlockall+0x340/0x500 [ 809.337667] do_syscall_64+0xf9/0x620 [ 809.341620] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 809.346862] RIP: 0033:0x45c479 [ 809.350096] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 809.369047] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 809.376792] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 809.384085] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 809.391375] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 809.398667] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 809.405966] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 809.414317] Task in /syz4 killed as a result of limit of /syz4 [ 809.420684] memory: usage 307200kB, limit 307200kB, failcnt 2616 [ 809.426944] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 809.433888] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 809.440398] Memory cgroup stats for /syz4: cache:0KB rss:298696KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79044KB active_anon:48KB inactive_file:0KB active_file:0KB unevictable:219688KB [ 809.462461] Memory cgroup out of memory: Kill process 9974 (syz-executor.4) score 1116 or sacrifice child [ 809.472903] Killed process 9980 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 809.496139] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 809.507515] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 809.512976] CPU: 1 PID: 9976 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 809.520937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 809.530445] Call Trace: [ 809.533070] dump_stack+0x188/0x20d [ 809.536731] dump_header+0x159/0xa5e [ 809.540483] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 809.545615] ? ___ratelimit+0x59/0x573 [ 809.549534] oom_kill_process.cold+0x10/0x6dc [ 809.554061] ? task_will_free_mem+0x134/0x6d0 [ 809.558585] out_of_memory+0x349/0x1250 [ 809.562590] ? oom_killer_disable+0x270/0x270 [ 809.567137] mem_cgroup_out_of_memory+0x1c7/0x240 [ 809.572034] ? memcg_event_wake+0x210/0x210 [ 809.576409] ? do_raw_spin_unlock+0x171/0x260 [ 809.580956] try_charge+0xe22/0x1300 [ 809.584707] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 809.589580] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 809.594447] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 809.600537] ? mark_held_locks+0xf0/0xf0 [ 809.604627] mem_cgroup_try_charge+0x249/0x5c0 [ 809.609411] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 809.614408] __handle_mm_fault+0x1cfb/0x3b60 [ 809.618875] ? copy_page_range+0x1e70/0x1e70 [ 809.623332] ? count_memcg_event_mm+0x279/0x4c0 [ 809.628088] handle_mm_fault+0x1a5/0x670 [ 809.632236] __get_user_pages+0x599/0x1650 [ 809.636516] ? follow_page_mask+0x1a60/0x1a60 [ 809.641051] ? lock_acquire+0x170/0x400 [ 809.645078] populate_vma_page_range+0x1fd/0x290 [ 809.649878] __mm_populate+0x1e8/0x350 [ 809.653803] ? populate_vma_page_range+0x290/0x290 [ 809.658780] ? do_mlock+0x6b0/0x6b0 [ 809.662451] __x64_sys_mlockall+0x340/0x500 [ 809.666797] do_syscall_64+0xf9/0x620 [ 809.670634] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 809.675853] RIP: 0033:0x45c479 [ 809.679072] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 809.698004] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 809.705741] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 809.713025] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 809.720311] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 809.727597] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 809.734898] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 809.742422] Task in /syz2 killed as a result of limit of /syz2 [ 809.748442] memory: usage 288700kB, limit 307200kB, failcnt 2219 [ 809.754692] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 809.761532] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 809.767688] Memory cgroup stats for /syz2: cache:0KB rss:280160KB rss_huge:249856KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:71012KB active_anon:84KB inactive_file:0KB active_file:16KB unevictable:209152KB [ 809.789168] Memory cgroup out of memory: Kill process 8679 (syz-executor.2) score 1049 or sacrifice child [ 809.799034] Killed process 8679 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 809.819931] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 809.831475] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 809.837066] CPU: 0 PID: 9982 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 809.844879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 809.854258] Call Trace: [ 809.856885] dump_stack+0x188/0x20d [ 809.860557] dump_header+0x159/0xa5e [ 809.864311] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 809.869447] ? ___ratelimit+0x59/0x573 [ 809.873356] oom_kill_process.cold+0x10/0x6dc [ 809.877869] ? out_of_memory+0x428/0x1250 [ 809.882039] ? out_of_memory+0x19f/0x1250 [ 809.886195] ? mem_cgroup_get_max+0x32/0x240 [ 809.890612] out_of_memory+0x349/0x1250 [ 809.894613] ? oom_killer_disable+0x270/0x270 [ 809.899147] mem_cgroup_out_of_memory+0x1c7/0x240 [ 809.904018] ? memcg_event_wake+0x210/0x210 [ 809.908352] ? do_raw_spin_lock+0x140/0x240 [ 809.912684] ? do_raw_spin_unlock+0x171/0x260 [ 809.917195] try_charge+0xe22/0x1300 [ 809.920930] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 809.925792] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 809.930671] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 809.936774] mem_cgroup_try_charge+0x249/0x5c0 [ 809.941387] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 809.946343] wp_page_copy+0x3fe/0x1530 [ 809.950262] ? follow_pfn+0x260/0x260 [ 809.954081] ? __lock_acquire+0x6ee/0x49c0 [ 809.958342] do_wp_page+0x518/0xfa0 [ 809.961994] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 809.966693] __handle_mm_fault+0x21a4/0x3b60 [ 809.971119] ? copy_page_range+0x1e70/0x1e70 [ 809.975544] ? count_memcg_event_mm+0x279/0x4c0 [ 809.980244] handle_mm_fault+0x1a5/0x670 [ 809.984317] __get_user_pages+0x599/0x1650 [ 809.988581] ? follow_page_mask+0x1a60/0x1a60 [ 809.993098] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 809.998035] ? retint_kernel+0x2d/0x2d [ 810.001954] populate_vma_page_range+0x1fd/0x290 [ 810.006730] __mm_populate+0x1e8/0x350 [ 810.010639] ? populate_vma_page_range+0x290/0x290 [ 810.015583] ? do_mlock+0x6b0/0x6b0 [ 810.019224] __x64_sys_mlockall+0x340/0x500 [ 810.023569] do_syscall_64+0xf9/0x620 [ 810.027398] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 810.032737] RIP: 0033:0x45c479 [ 810.035953] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 810.055264] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 810.063004] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 810.070316] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 810.077607] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 810.084903] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 810.092208] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 810.099974] Task in /syz1 killed as a result of limit of /syz1 [ 810.106299] memory: usage 307200kB, limit 307200kB, failcnt 8497 [ 810.112709] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 810.119674] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 810.125972] Memory cgroup stats for /syz1: cache:0KB rss:297748KB rss_huge:243712KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:20KB active_file:20KB unevictable:177836KB [ 810.148565] Memory cgroup out of memory: Kill process 9981 (syz-executor.1) score 1116 or sacrifice child [ 810.158919] Killed process 9983 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 810.171870] Memory cgroup out of memory: Kill process 9971 (syz-executor.3) score 1116 or sacrifice child [ 810.182410] Killed process 9971 (syz-executor.3) total-vm:39884kB, anon-rss:18236kB, file-rss:20656kB, shmem-rss:0kB [ 810.196508] Memory cgroup out of memory: Kill process 9974 (syz-executor.4) score 1116 or sacrifice child [ 810.197843] oom_reaper: reaped process 9971 (syz-executor.3), now anon-rss:18236kB, file-rss:20648kB, shmem-rss:0kB [ 810.206906] Killed process 9974 (syz-executor.4) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 810.231852] Memory cgroup out of memory: Kill process 9981 (syz-executor.1) score 1116 or sacrifice child [ 810.242006] Killed process 9981 (syz-executor.1) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB 2020/03/03 17:52:48 executed programs: 351 [ 810.906457] Memory cgroup out of memory: Kill process 9987 (syz-executor.0) score 1116 or sacrifice child [ 810.916737] Killed process 9991 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 811.015762] Memory cgroup out of memory: Kill process 9990 (syz-executor.5) score 1116 or sacrifice child [ 811.026281] Killed process 9994 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 811.496375] oom_kill_process: 5 callbacks suppressed [ 811.496414] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 811.513634] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 811.519302] CPU: 0 PID: 9996 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 811.527126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 811.536509] Call Trace: [ 811.539134] dump_stack+0x188/0x20d [ 811.542793] dump_header+0x159/0xa5e [ 811.546544] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 811.551684] ? ___ratelimit+0x59/0x573 [ 811.555609] oom_kill_process.cold+0x10/0x6dc [ 811.560156] out_of_memory+0x349/0x1250 [ 811.564177] ? mark_held_locks+0xa6/0xf0 [ 811.568267] ? oom_killer_disable+0x270/0x270 [ 811.572796] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 811.577429] mem_cgroup_out_of_memory+0x1c7/0x240 [ 811.582327] ? memcg_event_wake+0x210/0x210 [ 811.586711] try_charge+0xe22/0x1300 [ 811.590459] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 811.595341] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 811.600226] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 811.606334] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 811.611191] mem_cgroup_try_charge+0x249/0x5c0 [ 811.615809] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 811.620790] wp_page_copy+0x3fe/0x1530 [ 811.624738] ? follow_pfn+0x260/0x260 [ 811.628651] ? __lock_acquire+0x6ee/0x49c0 [ 811.633043] do_wp_page+0x518/0xfa0 [ 811.636695] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 811.641400] __handle_mm_fault+0x21a4/0x3b60 [ 811.645850] ? copy_page_range+0x1e70/0x1e70 [ 811.650280] ? count_memcg_event_mm+0x279/0x4c0 [ 811.655109] handle_mm_fault+0x1a5/0x670 [ 811.659208] __get_user_pages+0x599/0x1650 [ 811.663487] ? follow_page_mask+0x1a60/0x1a60 [ 811.668028] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 811.672839] ? retint_kernel+0x2d/0x2d [ 811.676760] populate_vma_page_range+0x1fd/0x290 [ 811.681566] __mm_populate+0x1e8/0x350 [ 811.685529] ? populate_vma_page_range+0x290/0x290 [ 811.690510] ? __x64_sys_mlockall+0x2ca/0x500 [ 811.695051] __x64_sys_mlockall+0x340/0x500 [ 811.699525] do_syscall_64+0xf9/0x620 [ 811.703357] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 811.708711] RIP: 0033:0x45c479 [ 811.712145] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 811.731282] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 811.739020] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 811.746461] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 811.753764] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 811.761054] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 811.768486] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 811.778114] Task in /syz4 killed as a result of limit of /syz4 [ 811.784815] memory: usage 307200kB, limit 307200kB, failcnt 2637 [ 811.791541] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 811.798656] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 811.804960] Memory cgroup stats for /syz4: cache:0KB rss:298688KB rss_huge:256000KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:81092KB active_anon:48KB inactive_file:0KB active_file:0KB unevictable:217584KB [ 811.826728] Memory cgroup out of memory: Kill process 9995 (syz-executor.4) score 1116 or sacrifice child [ 811.837258] Killed process 9997 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 811.944407] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 811.956138] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 811.962053] CPU: 1 PID: 10002 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 811.969983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 811.979359] Call Trace: [ 811.981978] dump_stack+0x188/0x20d [ 811.985632] dump_header+0x159/0xa5e [ 811.989405] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 811.994577] ? ___ratelimit+0x59/0x573 [ 811.998509] oom_kill_process.cold+0x10/0x6dc [ 812.003039] ? task_will_free_mem+0x134/0x6d0 [ 812.007569] out_of_memory+0x349/0x1250 [ 812.011598] ? oom_killer_disable+0x270/0x270 [ 812.016249] mem_cgroup_out_of_memory+0x1c7/0x240 [ 812.021124] ? memcg_event_wake+0x210/0x210 [ 812.025463] ? do_raw_spin_unlock+0x171/0x260 [ 812.029968] try_charge+0xe22/0x1300 [ 812.033697] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 812.038847] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 812.043745] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 812.049854] mem_cgroup_try_charge+0x249/0x5c0 [ 812.054471] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 812.059429] wp_page_copy+0x3fe/0x1530 [ 812.063344] ? follow_pfn+0x260/0x260 [ 812.067159] ? __lock_acquire+0x6ee/0x49c0 [ 812.072988] do_wp_page+0x518/0xfa0 [ 812.076626] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 812.081304] __handle_mm_fault+0x21a4/0x3b60 [ 812.085734] ? copy_page_range+0x1e70/0x1e70 [ 812.090170] ? count_memcg_event_mm+0x279/0x4c0 [ 812.094870] handle_mm_fault+0x1a5/0x670 [ 812.098948] __get_user_pages+0x599/0x1650 [ 812.103243] ? follow_page_mask+0x1a60/0x1a60 [ 812.107750] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 812.112544] ? retint_kernel+0x2d/0x2d [ 812.116456] populate_vma_page_range+0x1fd/0x290 [ 812.121283] __mm_populate+0x1e8/0x350 [ 812.125222] ? populate_vma_page_range+0x290/0x290 [ 812.130167] ? do_mlock+0x6b0/0x6b0 [ 812.133935] __x64_sys_mlockall+0x340/0x500 [ 812.138288] do_syscall_64+0xf9/0x620 [ 812.142108] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 812.147344] RIP: 0033:0x45c479 [ 812.150542] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 812.169568] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 812.177318] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 812.184613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 812.191907] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 812.199184] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 812.206480] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 812.214628] Task in /syz1 killed as a result of limit of /syz1 [ 812.227783] memory: usage 307200kB, limit 307200kB, failcnt 8515 [ 812.234648] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 812.241792] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 812.248148] Memory cgroup stats for /syz1: cache:0KB rss:297840KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:28KB active_file:4KB unevictable:177824KB [ 812.270707] Memory cgroup out of memory: Kill process 10001 (syz-executor.1) score 1116 or sacrifice child [ 812.281103] Killed process 10005 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 812.549965] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 812.561640] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 812.567264] CPU: 0 PID: 10006 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 812.575159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 812.584537] Call Trace: [ 812.587160] dump_stack+0x188/0x20d [ 812.590822] dump_header+0x159/0xa5e [ 812.594561] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 812.599689] ? ___ratelimit+0x59/0x573 [ 812.603613] oom_kill_process.cold+0x10/0x6dc [ 812.608136] ? task_will_free_mem+0x134/0x6d0 [ 812.612681] out_of_memory+0x349/0x1250 [ 812.616701] ? oom_killer_disable+0x270/0x270 [ 812.621240] mem_cgroup_out_of_memory+0x1c7/0x240 [ 812.626109] ? memcg_event_wake+0x210/0x210 [ 812.630459] ? do_raw_spin_unlock+0x171/0x260 [ 812.634981] try_charge+0xe22/0x1300 [ 812.638725] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 812.643601] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 812.648475] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 812.654577] mem_cgroup_try_charge+0x249/0x5c0 [ 812.659198] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 812.664161] wp_page_copy+0x3fe/0x1530 [ 812.668076] ? follow_pfn+0x260/0x260 [ 812.671908] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 812.676544] do_wp_page+0x518/0xfa0 [ 812.680189] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 812.684888] __handle_mm_fault+0x21a4/0x3b60 [ 812.689324] ? copy_page_range+0x1e70/0x1e70 [ 812.693770] ? count_memcg_event_mm+0x279/0x4c0 [ 812.698597] handle_mm_fault+0x1a5/0x670 [ 812.702692] __get_user_pages+0x599/0x1650 [ 812.706951] ? follow_page_mask+0x1a60/0x1a60 [ 812.711473] ? retint_kernel+0x2d/0x2d [ 812.715405] populate_vma_page_range+0x1fd/0x290 [ 812.720194] __mm_populate+0x1e8/0x350 [ 812.724097] ? populate_vma_page_range+0x290/0x290 [ 812.729040] ? do_mlock+0x6b0/0x6b0 [ 812.732707] __x64_sys_mlockall+0x340/0x500 [ 812.737079] do_syscall_64+0xf9/0x620 [ 812.740911] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 812.746126] RIP: 0033:0x45c479 [ 812.749349] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 812.768285] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 812.776167] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 812.783458] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 812.790804] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 812.798394] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 812.805809] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 812.814447] Task in /syz3 killed as a result of limit of /syz3 [ 812.820785] memory: usage 307200kB, limit 307200kB, failcnt 1946 [ 812.827003] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 812.834060] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 812.840356] Memory cgroup stats for /syz3: cache:0KB rss:298820KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66480KB active_anon:76KB inactive_file:0KB active_file:0KB unevictable:232344KB [ 812.862344] Memory cgroup out of memory: Kill process 10003 (syz-executor.3) score 1116 or sacrifice child [ 812.873032] Killed process 10007 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 812.886142] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 812.897878] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 812.903559] CPU: 1 PID: 10011 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 812.911573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 812.920962] Call Trace: [ 812.923595] dump_stack+0x188/0x20d [ 812.927269] dump_header+0x159/0xa5e [ 812.931030] ? oom_kill_process+0x130/0x140 [ 812.935385] oom_kill_process.cold+0x10/0x6dc [ 812.940017] ? out_of_memory+0x428/0x1250 [ 812.944541] ? out_of_memory+0x19f/0x1250 [ 812.948712] out_of_memory+0x349/0x1250 [ 812.952704] ? oom_killer_disable+0x270/0x270 [ 812.957214] mem_cgroup_out_of_memory+0x1c7/0x240 [ 812.962070] ? memcg_event_wake+0x210/0x210 [ 812.966407] ? do_raw_spin_unlock+0x171/0x260 [ 812.970907] try_charge+0xe22/0x1300 [ 812.974637] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 812.979496] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 812.984363] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 812.990450] mem_cgroup_try_charge+0x249/0x5c0 [ 812.995053] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 813.000002] wp_page_copy+0x3fe/0x1530 [ 813.003908] ? follow_pfn+0x260/0x260 [ 813.007715] ? __lock_acquire+0x6ee/0x49c0 [ 813.011959] do_wp_page+0x518/0xfa0 [ 813.015596] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 813.020278] __handle_mm_fault+0x21a4/0x3b60 [ 813.024714] ? copy_page_range+0x1e70/0x1e70 [ 813.029136] ? count_memcg_event_mm+0x279/0x4c0 [ 813.033866] handle_mm_fault+0x1a5/0x670 [ 813.037957] __get_user_pages+0x599/0x1650 [ 813.042199] ? follow_page_mask+0x1a60/0x1a60 [ 813.046738] ? populate_vma_page_range+0x10e/0x290 [ 813.051681] populate_vma_page_range+0x1fd/0x290 [ 813.056454] __mm_populate+0x1e8/0x350 [ 813.060966] ? populate_vma_page_range+0x290/0x290 [ 813.065906] ? do_mlock+0x6b0/0x6b0 [ 813.069679] __x64_sys_mlockall+0x340/0x500 [ 813.074030] do_syscall_64+0xf9/0x620 [ 813.077995] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 813.083240] RIP: 0033:0x45c479 [ 813.086440] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 813.105350] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 813.113072] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 813.120355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 813.127637] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 813.134919] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 813.142196] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 813.150974] Task in /syz2 killed as a result of limit of /syz2 [ 813.157328] memory: usage 307200kB, limit 307200kB, failcnt 2254 [ 813.164104] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 813.171286] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 813.177685] Memory cgroup stats for /syz2: cache:0KB rss:298560KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:76856KB active_anon:72KB inactive_file:12KB active_file:12KB unevictable:221572KB [ 813.201909] Memory cgroup out of memory: Kill process 10004 (syz-executor.2) score 1116 or sacrifice child [ 813.212006] Killed process 10012 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 813.228041] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 813.240431] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 813.246233] CPU: 0 PID: 10006 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 813.254175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 813.263682] Call Trace: [ 813.266314] dump_stack+0x188/0x20d [ 813.269993] dump_header+0x159/0xa5e [ 813.273754] ? oom_kill_process+0x130/0x140 [ 813.278104] oom_kill_process.cold+0x10/0x6dc [ 813.282629] ? task_will_free_mem+0x134/0x6d0 [ 813.287207] out_of_memory+0x349/0x1250 [ 813.291226] ? oom_killer_disable+0x270/0x270 [ 813.295782] mem_cgroup_out_of_memory+0x1c7/0x240 [ 813.300674] ? memcg_event_wake+0x210/0x210 [ 813.305031] ? do_raw_spin_unlock+0x171/0x260 [ 813.309560] try_charge+0xe22/0x1300 [ 813.313323] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 813.318253] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 813.323165] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 813.329388] mem_cgroup_try_charge+0x249/0x5c0 [ 813.334115] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 813.339077] wp_page_copy+0x3fe/0x1530 [ 813.343017] ? follow_pfn+0x260/0x260 [ 813.346841] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 813.351436] do_wp_page+0x518/0xfa0 [ 813.355077] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 813.359765] __handle_mm_fault+0x21a4/0x3b60 [ 813.364189] ? copy_page_range+0x1e70/0x1e70 [ 813.368609] ? count_memcg_event_mm+0x279/0x4c0 [ 813.373309] handle_mm_fault+0x1a5/0x670 [ 813.377391] __get_user_pages+0x599/0x1650 [ 813.381655] ? follow_page_mask+0x1a60/0x1a60 [ 813.386162] ? retint_kernel+0x2d/0x2d [ 813.390071] populate_vma_page_range+0x1fd/0x290 [ 813.394839] __mm_populate+0x1e8/0x350 [ 813.398732] ? populate_vma_page_range+0x290/0x290 [ 813.403668] ? do_mlock+0x6b0/0x6b0 [ 813.407307] __x64_sys_mlockall+0x340/0x500 [ 813.411643] do_syscall_64+0xf9/0x620 [ 813.415454] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 813.420651] RIP: 0033:0x45c479 [ 813.423852] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 813.442769] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 813.450483] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 813.457757] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 813.465028] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 813.472295] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 813.479570] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 813.488216] Task in /syz3 killed as a result of limit of /syz3 [ 813.494583] memory: usage 301372kB, limit 307200kB, failcnt 1952 [ 813.502030] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 813.509013] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 813.515686] Memory cgroup stats for /syz3: cache:0KB rss:293160KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:64860KB active_anon:76KB inactive_file:0KB active_file:0KB unevictable:228248KB [ 813.537916] Memory cgroup out of memory: Kill process 10003 (syz-executor.3) score 1116 or sacrifice child [ 813.548411] Killed process 10003 (syz-executor.3) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 813.718458] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 813.730175] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 813.735819] CPU: 1 PID: 10010 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 813.743742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 813.753133] Call Trace: [ 813.755875] dump_stack+0x188/0x20d [ 813.759546] dump_header+0x159/0xa5e [ 813.763392] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 813.768526] ? ___ratelimit+0x59/0x573 [ 813.772479] oom_kill_process.cold+0x10/0x6dc [ 813.777178] ? out_of_memory+0x428/0x1250 [ 813.781395] ? out_of_memory+0x19f/0x1250 [ 813.785568] out_of_memory+0x349/0x1250 [ 813.789697] ? oom_killer_disable+0x270/0x270 [ 813.794248] mem_cgroup_out_of_memory+0x1c7/0x240 [ 813.799151] ? memcg_event_wake+0x210/0x210 [ 813.803517] ? do_raw_spin_unlock+0x171/0x260 [ 813.808039] try_charge+0xe22/0x1300 [ 813.811782] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 813.816662] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 813.821545] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 813.827762] mem_cgroup_try_charge+0x249/0x5c0 [ 813.832472] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 813.837464] wp_page_copy+0x3fe/0x1530 [ 813.841396] ? follow_pfn+0x260/0x260 [ 813.845429] ? __lock_acquire+0x6ee/0x49c0 [ 813.849717] do_wp_page+0x518/0xfa0 [ 813.853370] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 813.858096] __handle_mm_fault+0x21a4/0x3b60 [ 813.862556] ? copy_page_range+0x1e70/0x1e70 [ 813.867368] ? count_memcg_event_mm+0x279/0x4c0 [ 813.872090] handle_mm_fault+0x1a5/0x670 [ 813.876189] __get_user_pages+0x599/0x1650 [ 813.880541] ? follow_page_mask+0x1a60/0x1a60 [ 813.885228] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 813.890033] ? retint_kernel+0x2d/0x2d [ 813.893969] populate_vma_page_range+0x1fd/0x290 [ 813.898760] __mm_populate+0x1e8/0x350 [ 813.903034] ? populate_vma_page_range+0x290/0x290 [ 813.907992] ? do_mlock+0x6b0/0x6b0 [ 813.911663] __x64_sys_mlockall+0x340/0x500 [ 813.916128] do_syscall_64+0xf9/0x620 [ 813.919967] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 813.925191] RIP: 0033:0x45c479 [ 813.928407] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 813.947341] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 813.955220] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 813.962522] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 813.969830] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 813.977143] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 813.984450] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 813.993014] Task in /syz5 killed as a result of limit of /syz5 [ 813.999351] memory: usage 307200kB, limit 307200kB, failcnt 5995 [ 814.005747] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 814.012812] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 814.019113] Memory cgroup stats for /syz5: cache:0KB rss:298680KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:12KB active_file:0KB unevictable:250524KB [ 814.041736] Memory cgroup out of memory: Kill process 10008 (syz-executor.5) score 1116 or sacrifice child [ 814.052190] Killed process 10014 (syz-executor.5) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 814.064748] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 814.076507] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 814.082276] CPU: 0 PID: 10019 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 814.090165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 814.099567] Call Trace: [ 814.102190] dump_stack+0x188/0x20d [ 814.105842] dump_header+0x159/0xa5e [ 814.109578] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 814.114707] ? ___ratelimit+0x59/0x573 [ 814.118622] oom_kill_process.cold+0x10/0x6dc [ 814.123142] ? out_of_memory+0x428/0x1250 [ 814.127313] ? out_of_memory+0x19f/0x1250 [ 814.131489] ? mem_cgroup_get_max+0x32/0x240 [ 814.135916] out_of_memory+0x349/0x1250 [ 814.139930] ? oom_killer_disable+0x270/0x270 [ 814.144495] mem_cgroup_out_of_memory+0x1c7/0x240 [ 814.149419] ? memcg_event_wake+0x210/0x210 [ 814.153790] ? do_raw_spin_unlock+0x171/0x260 [ 814.158310] try_charge+0xe22/0x1300 [ 814.162079] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 814.167096] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 814.171976] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 814.178058] ? lock_downgrade+0x740/0x740 [ 814.182228] mem_cgroup_try_charge+0x249/0x5c0 [ 814.186838] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 814.191802] do_huge_pmd_wp_page+0x921/0x32f0 [ 814.196339] ? __split_huge_pmd+0x29c0/0x29c0 [ 814.200858] ? retint_kernel+0x2d/0x2d [ 814.204776] ? pmd_val+0x7c/0xf0 [ 814.208160] ? add_mm_counter_fast.part.0+0x40/0x40 [ 814.213210] ? __handle_mm_fault+0x54c/0x3b60 [ 814.217736] __handle_mm_fault+0x1561/0x3b60 [ 814.222315] ? copy_page_range+0x1e70/0x1e70 [ 814.226760] ? count_memcg_event_mm+0x279/0x4c0 [ 814.231471] handle_mm_fault+0x1a5/0x670 [ 814.235564] __get_user_pages+0x599/0x1650 [ 814.239826] ? follow_page_mask+0x1a60/0x1a60 [ 814.244347] ? populate_vma_page_range+0x10e/0x290 [ 814.249308] populate_vma_page_range+0x1fd/0x290 [ 814.254099] __mm_populate+0x1e8/0x350 [ 814.258040] ? populate_vma_page_range+0x290/0x290 [ 814.262994] ? do_mlock+0x6b0/0x6b0 [ 814.266659] __x64_sys_mlockall+0x340/0x500 [ 814.271967] do_syscall_64+0xf9/0x620 [ 814.275786] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 814.280994] RIP: 0033:0x45c479 [ 814.284203] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 814.303127] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 814.311319] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 814.318604] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 814.325894] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 814.333183] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 814.340472] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 814.348771] Task in /syz4 killed as a result of limit of /syz4 [ 814.355249] memory: usage 307200kB, limit 307200kB, failcnt 2694 [ 814.361529] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 814.368529] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 814.375484] Memory cgroup stats for /syz4: cache:0KB rss:298188KB rss_huge:256000KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79044KB active_anon:48KB inactive_file:4KB active_file:0KB unevictable:219084KB [ 814.397808] Memory cgroup out of memory: Kill process 10015 (syz-executor.4) score 1116 or sacrifice child [ 814.408632] Killed process 10022 (syz-executor.4) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 814.426792] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 814.438569] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 814.444321] CPU: 0 PID: 10010 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 814.452229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 814.461601] Call Trace: [ 814.464219] dump_stack+0x188/0x20d [ 814.467864] dump_header+0x159/0xa5e [ 814.472568] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 814.477709] ? ___ratelimit+0x59/0x573 [ 814.481628] oom_kill_process.cold+0x10/0x6dc [ 814.486167] ? out_of_memory+0x428/0x1250 [ 814.490355] ? out_of_memory+0x19f/0x1250 [ 814.494577] out_of_memory+0x349/0x1250 [ 814.498947] ? oom_killer_disable+0x270/0x270 [ 814.503630] mem_cgroup_out_of_memory+0x1c7/0x240 [ 814.508519] ? memcg_event_wake+0x210/0x210 [ 814.512881] ? do_raw_spin_unlock+0x171/0x260 [ 814.517669] try_charge+0xe22/0x1300 [ 814.521450] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 814.526547] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 814.531472] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 814.537601] mem_cgroup_try_charge+0x249/0x5c0 [ 814.542230] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 814.547212] wp_page_copy+0x3fe/0x1530 [ 814.551157] ? follow_pfn+0x260/0x260 [ 814.555004] ? __lock_acquire+0x6ee/0x49c0 [ 814.559300] do_wp_page+0x518/0xfa0 [ 814.562982] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 814.567715] __handle_mm_fault+0x21a4/0x3b60 [ 814.572160] ? copy_page_range+0x1e70/0x1e70 [ 814.576597] ? count_memcg_event_mm+0x279/0x4c0 [ 814.581321] handle_mm_fault+0x1a5/0x670 [ 814.585420] __get_user_pages+0x599/0x1650 [ 814.589695] ? follow_page_mask+0x1a60/0x1a60 [ 814.594580] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 814.599393] ? retint_kernel+0x2d/0x2d [ 814.603356] populate_vma_page_range+0x1fd/0x290 [ 814.608159] __mm_populate+0x1e8/0x350 [ 814.612075] ? populate_vma_page_range+0x290/0x290 [ 814.617041] ? do_mlock+0x6b0/0x6b0 [ 814.620729] __x64_sys_mlockall+0x340/0x500 [ 814.625206] do_syscall_64+0xf9/0x620 [ 814.629048] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 814.634276] RIP: 0033:0x45c479 [ 814.637503] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 814.656447] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 814.664294] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 814.671595] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 814.678913] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 814.686215] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 814.693671] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 814.705605] Task in /syz5 killed as a result of limit of /syz5 [ 814.711937] memory: usage 303420kB, limit 307200kB, failcnt 6001 [ 814.718152] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 814.725087] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 814.731978] Memory cgroup stats for /syz5: cache:0KB rss:295136KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:44540KB active_anon:2184KB inactive_file:4KB active_file:8KB unevictable:248476KB [ 814.754220] Memory cgroup out of memory: Kill process 10008 (syz-executor.5) score 1116 or sacrifice child [ 814.764659] Killed process 10008 (syz-executor.5) total-vm:40016kB, anon-rss:18352kB, file-rss:20656kB, shmem-rss:0kB [ 814.796229] oom_reaper: reaped process 10008 (syz-executor.5), now anon-rss:18352kB, file-rss:20648kB, shmem-rss:0kB [ 814.834097] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 814.845694] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 814.851532] CPU: 1 PID: 10017 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 814.859450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 814.868967] Call Trace: [ 814.871720] dump_stack+0x188/0x20d [ 814.875411] dump_header+0x159/0xa5e [ 814.879151] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 814.884272] ? ___ratelimit+0x59/0x573 [ 814.888191] oom_kill_process.cold+0x10/0x6dc [ 814.892733] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 814.897517] ? task_will_free_mem+0x134/0x6d0 [ 814.902065] out_of_memory+0x349/0x1250 [ 814.906060] ? oom_killer_disable+0x270/0x270 [ 814.910576] mem_cgroup_out_of_memory+0x1c7/0x240 [ 814.915427] ? memcg_event_wake+0x210/0x210 [ 814.919764] ? do_raw_spin_unlock+0x171/0x260 [ 814.924306] try_charge+0xe22/0x1300 [ 814.928060] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 814.932953] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 814.937833] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 814.943921] mem_cgroup_try_charge+0x249/0x5c0 [ 814.948529] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 814.953495] wp_page_copy+0x3fe/0x1530 [ 814.957401] ? follow_pfn+0x260/0x260 [ 814.961218] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 814.966014] do_wp_page+0x518/0xfa0 [ 814.969676] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 814.974373] ? __handle_mm_fault+0x1789/0x3b60 [ 814.978974] ? __handle_mm_fault+0x219a/0x3b60 [ 814.983585] __handle_mm_fault+0x21a4/0x3b60 [ 814.988018] ? copy_page_range+0x1e70/0x1e70 [ 814.992446] ? count_memcg_event_mm+0x279/0x4c0 [ 814.997141] handle_mm_fault+0x1a5/0x670 [ 815.001224] __get_user_pages+0x599/0x1650 [ 815.005486] ? follow_page_mask+0x1a60/0x1a60 [ 815.009999] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 815.014939] ? retint_kernel+0x2d/0x2d [ 815.018849] populate_vma_page_range+0x1fd/0x290 [ 815.023663] __mm_populate+0x1e8/0x350 [ 815.027679] ? populate_vma_page_range+0x290/0x290 [ 815.032655] ? do_mlock+0x6b0/0x6b0 [ 815.036301] __x64_sys_mlockall+0x340/0x500 [ 815.040698] do_syscall_64+0xf9/0x620 [ 815.044516] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 815.049711] RIP: 0033:0x45c479 [ 815.052915] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 815.071825] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 815.079541] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 815.086834] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 815.094116] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 815.101400] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 815.108678] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 815.119445] Task in /syz0 killed as a result of limit of /syz0 [ 815.125794] memory: usage 307180kB, limit 307200kB, failcnt 3311 [ 815.132112] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 815.139090] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 815.145887] Memory cgroup stats for /syz0: cache:0KB rss:298608KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:0KB active_file:8KB unevictable:217592KB [ 815.168033] Memory cgroup out of memory: Kill process 10016 (syz-executor.0) score 1116 or sacrifice child [ 815.178460] Killed process 10020 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB 2020/03/03 17:52:53 executed programs: 363 [ 815.769089] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 815.780976] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 815.786645] CPU: 1 PID: 10031 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 815.794556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 815.803939] Call Trace: [ 815.806580] dump_stack+0x188/0x20d [ 815.810257] dump_header+0x159/0xa5e [ 815.814041] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 815.819180] ? ___ratelimit+0x59/0x573 [ 815.823180] oom_kill_process.cold+0x10/0x6dc [ 815.828456] ? task_will_free_mem+0x134/0x6d0 [ 815.832991] out_of_memory+0x349/0x1250 [ 815.837152] ? oom_killer_disable+0x270/0x270 [ 815.841821] mem_cgroup_out_of_memory+0x1c7/0x240 [ 815.846706] ? memcg_event_wake+0x210/0x210 [ 815.851086] ? do_raw_spin_unlock+0x171/0x260 [ 815.855732] try_charge+0xe22/0x1300 [ 815.859513] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 815.864405] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 815.869284] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 815.875390] mem_cgroup_try_charge+0x249/0x5c0 [ 815.880023] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 815.885003] wp_page_copy+0x3fe/0x1530 [ 815.888937] ? follow_pfn+0x260/0x260 [ 815.892779] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 815.897404] do_wp_page+0x518/0xfa0 [ 815.901085] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 815.905806] __handle_mm_fault+0x21a4/0x3b60 [ 815.910264] ? copy_page_range+0x1e70/0x1e70 [ 815.914697] ? count_memcg_event_mm+0x279/0x4c0 [ 815.919566] handle_mm_fault+0x1a5/0x670 [ 815.923808] __get_user_pages+0x599/0x1650 [ 815.928097] ? follow_page_mask+0x1a60/0x1a60 [ 815.932747] ? retint_kernel+0x2d/0x2d [ 815.936672] populate_vma_page_range+0x1fd/0x290 [ 815.941466] __mm_populate+0x1e8/0x350 [ 815.945383] ? populate_vma_page_range+0x290/0x290 [ 815.950331] ? do_mlock+0x6b0/0x6b0 [ 815.953992] __x64_sys_mlockall+0x340/0x500 [ 815.958370] do_syscall_64+0xf9/0x620 [ 815.962224] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 815.967451] RIP: 0033:0x45c479 [ 815.970658] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 815.989593] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 815.997331] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 816.004640] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 816.012095] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 816.019392] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 816.026686] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 816.034657] Task in /syz1 killed as a result of limit of /syz1 [ 816.040924] memory: usage 307200kB, limit 307200kB, failcnt 8542 [ 816.047178] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 816.054170] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 816.060522] Memory cgroup stats for /syz1: cache:0KB rss:297836KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:12KB active_file:8KB unevictable:177808KB [ 816.082832] Memory cgroup out of memory: Kill process 10030 (syz-executor.1) score 1116 or sacrifice child [ 816.093084] Killed process 10033 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 816.107235] Memory cgroup out of memory: Kill process 10034 (syz-executor.5) score 1116 or sacrifice child [ 816.117624] Killed process 10036 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 816.135122] Memory cgroup out of memory: Kill process 10030 (syz-executor.1) score 1116 or sacrifice child [ 816.146085] Killed process 10030 (syz-executor.1) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 816.249567] oom_reaper: reaped process 10030 (syz-executor.1), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 816.495471] Memory cgroup out of memory: Kill process 10038 (syz-executor.2) score 1116 or sacrifice child [ 816.506486] Killed process 10040 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 816.755320] oom_kill_process: 3 callbacks suppressed [ 816.755356] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 816.772219] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 816.777861] CPU: 0 PID: 10043 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 816.785792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 816.795170] Call Trace: [ 816.797805] dump_stack+0x188/0x20d [ 816.801466] dump_header+0x159/0xa5e [ 816.805199] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 816.810331] ? ___ratelimit+0x59/0x573 [ 816.814250] oom_kill_process.cold+0x10/0x6dc [ 816.818802] ? out_of_memory+0x26a/0x1250 [ 816.822985] out_of_memory+0x349/0x1250 [ 816.827006] ? oom_killer_disable+0x270/0x270 [ 816.831552] ? mem_cgroup_out_of_memory+0x97/0x240 [ 816.836818] mem_cgroup_out_of_memory+0x1c7/0x240 [ 816.841725] ? memcg_event_wake+0x210/0x210 [ 816.846090] ? do_raw_spin_unlock+0x171/0x260 [ 816.850629] try_charge+0xe22/0x1300 [ 816.854378] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 816.859240] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 816.864112] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 816.870210] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 816.875033] mem_cgroup_try_charge+0x249/0x5c0 [ 816.879774] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 816.884762] wp_page_copy+0x3fe/0x1530 [ 816.888704] ? follow_pfn+0x260/0x260 [ 816.892549] ? __lock_acquire+0x6ee/0x49c0 [ 816.896847] do_wp_page+0x518/0xfa0 [ 816.900535] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 816.905263] __handle_mm_fault+0x21a4/0x3b60 [ 816.910764] ? copy_page_range+0x1e70/0x1e70 [ 816.915213] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 816.919999] ? handle_mm_fault+0x189/0x670 [ 816.924275] handle_mm_fault+0x1a5/0x670 [ 816.928398] __get_user_pages+0x599/0x1650 [ 816.932711] ? follow_page_mask+0x1a60/0x1a60 [ 816.937274] ? populate_vma_page_range+0x10e/0x290 [ 816.943226] populate_vma_page_range+0x1fd/0x290 [ 816.948045] __mm_populate+0x1e8/0x350 [ 816.951990] ? populate_vma_page_range+0x290/0x290 [ 816.956966] ? do_mlock+0x6b0/0x6b0 [ 816.960627] __x64_sys_mlockall+0x340/0x500 [ 816.965003] do_syscall_64+0xf9/0x620 [ 816.968851] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 816.974064] RIP: 0033:0x45c479 [ 816.977285] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 816.996219] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 817.003978] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 817.011283] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 817.018588] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 817.025895] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 817.033202] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 817.041963] Task in /syz4 killed as a result of limit of /syz4 [ 817.048244] memory: usage 307200kB, limit 307200kB, failcnt 2710 [ 817.055291] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 817.062448] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 817.068786] Memory cgroup stats for /syz4: cache:0KB rss:298564KB rss_huge:256000KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:81092KB active_anon:48KB inactive_file:4KB active_file:0KB unevictable:217548KB [ 817.091352] Memory cgroup out of memory: Kill process 10042 (syz-executor.4) score 1116 or sacrifice child [ 817.102007] Killed process 10044 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 817.128240] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 817.139556] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 817.144959] CPU: 1 PID: 10053 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 817.153805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 817.163182] Call Trace: [ 817.165817] dump_stack+0x188/0x20d [ 817.169491] dump_header+0x159/0xa5e [ 817.173233] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 817.178490] ? ___ratelimit+0x59/0x573 [ 817.182421] oom_kill_process.cold+0x10/0x6dc [ 817.186951] ? task_will_free_mem+0x134/0x6d0 [ 817.191478] out_of_memory+0x349/0x1250 [ 817.195482] ? oom_killer_disable+0x270/0x270 [ 817.200012] mem_cgroup_out_of_memory+0x1c7/0x240 [ 817.204884] ? memcg_event_wake+0x210/0x210 [ 817.209237] ? do_raw_spin_unlock+0x171/0x260 [ 817.213756] try_charge+0xe22/0x1300 [ 817.217491] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 817.222360] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 817.227239] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 817.233345] ? mark_held_locks+0xf0/0xf0 [ 817.237438] mem_cgroup_try_charge+0x249/0x5c0 [ 817.242038] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 817.247000] __handle_mm_fault+0x1cfb/0x3b60 [ 817.251440] ? copy_page_range+0x1e70/0x1e70 [ 817.255866] ? count_memcg_event_mm+0x279/0x4c0 [ 817.260561] handle_mm_fault+0x1a5/0x670 [ 817.264638] __get_user_pages+0x599/0x1650 [ 817.268894] ? follow_page_mask+0x1a60/0x1a60 [ 817.273419] ? lock_acquire+0x170/0x400 [ 817.277415] populate_vma_page_range+0x1fd/0x290 [ 817.282200] __mm_populate+0x1e8/0x350 [ 817.286098] ? populate_vma_page_range+0x290/0x290 [ 817.291035] ? do_mlock+0x6b0/0x6b0 [ 817.294680] __x64_sys_mlockall+0x340/0x500 [ 817.299014] do_syscall_64+0xf9/0x620 [ 817.302835] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 817.308036] RIP: 0033:0x45c479 [ 817.311233] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 817.330139] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 817.337852] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 817.345137] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 817.352429] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 817.359720] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 817.367022] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 817.374413] Task in /syz3 killed as a result of limit of /syz3 [ 817.380488] memory: usage 307200kB, limit 307200kB, failcnt 1992 [ 817.386667] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 817.393521] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 817.399885] Memory cgroup stats for /syz3: cache:0KB rss:298736KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79144KB active_anon:92KB inactive_file:4KB active_file:0KB unevictable:219676KB [ 817.421096] Memory cgroup out of memory: Kill process 10028 (syz-executor.3) score 1049 or sacrifice child [ 817.431011] Killed process 10028 (syz-executor.3) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 817.761377] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 817.773057] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 817.778695] CPU: 0 PID: 10049 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 817.786705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 817.796076] Call Trace: [ 817.798720] dump_stack+0x188/0x20d [ 817.802364] dump_header+0x159/0xa5e [ 817.806097] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 817.811225] ? ___ratelimit+0x59/0x573 [ 817.815140] oom_kill_process.cold+0x10/0x6dc [ 817.819668] ? out_of_memory+0x428/0x1250 [ 817.823844] ? out_of_memory+0x19f/0x1250 [ 817.828034] out_of_memory+0x349/0x1250 [ 817.832050] ? oom_killer_disable+0x270/0x270 [ 817.836573] mem_cgroup_out_of_memory+0x1c7/0x240 [ 817.841444] ? memcg_event_wake+0x210/0x210 [ 817.845801] ? do_raw_spin_unlock+0x171/0x260 [ 817.850335] try_charge+0xe22/0x1300 [ 817.854077] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 817.858948] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 817.863992] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 817.870103] mem_cgroup_try_charge+0x249/0x5c0 [ 817.875682] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 817.880655] wp_page_copy+0x3fe/0x1530 [ 817.884581] ? follow_pfn+0x260/0x260 [ 817.888411] ? do_wp_page+0x29f/0xfa0 [ 817.892236] do_wp_page+0x518/0xfa0 [ 817.895891] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 817.900590] __handle_mm_fault+0x21a4/0x3b60 [ 817.905029] ? copy_page_range+0x1e70/0x1e70 [ 817.909472] ? count_memcg_event_mm+0x279/0x4c0 [ 817.914186] handle_mm_fault+0x1a5/0x670 [ 817.918289] __get_user_pages+0x599/0x1650 [ 817.922559] ? follow_page_mask+0x1a60/0x1a60 [ 817.927072] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 817.931866] ? retint_kernel+0x2d/0x2d [ 817.935779] populate_vma_page_range+0x1fd/0x290 [ 817.940566] __mm_populate+0x1e8/0x350 [ 817.944486] ? populate_vma_page_range+0x290/0x290 [ 817.949435] ? do_mlock+0x6b0/0x6b0 [ 817.953094] __x64_sys_mlockall+0x340/0x500 [ 817.957446] do_syscall_64+0xf9/0x620 [ 817.961286] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 817.966515] RIP: 0033:0x45c479 [ 817.969727] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 817.988645] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 817.996378] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 818.003675] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 818.010970] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 818.018262] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 818.025549] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 818.034505] Task in /syz1 killed as a result of limit of /syz1 [ 818.040958] memory: usage 307200kB, limit 307200kB, failcnt 8578 [ 818.047199] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 818.054230] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 818.060695] Memory cgroup stats for /syz1: cache:0KB rss:297696KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:8KB active_file:8KB unevictable:177784KB [ 818.083541] Memory cgroup out of memory: Kill process 10048 (syz-executor.1) score 1116 or sacrifice child [ 818.093846] Killed process 10054 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 818.107212] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 818.118951] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 818.124705] CPU: 1 PID: 10052 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 818.132636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 818.142025] Call Trace: [ 818.144653] dump_stack+0x188/0x20d [ 818.148398] dump_header+0x159/0xa5e [ 818.152133] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 818.157330] ? ___ratelimit+0x59/0x573 [ 818.161271] oom_kill_process.cold+0x10/0x6dc [ 818.165816] ? out_of_memory+0x428/0x1250 [ 818.170976] ? out_of_memory+0x19f/0x1250 [ 818.175337] out_of_memory+0x349/0x1250 [ 818.179366] ? oom_killer_disable+0x270/0x270 [ 818.183928] mem_cgroup_out_of_memory+0x1c7/0x240 [ 818.188843] ? memcg_event_wake+0x210/0x210 [ 818.193223] ? do_raw_spin_unlock+0x171/0x260 [ 818.197773] try_charge+0xe22/0x1300 [ 818.201544] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 818.206433] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 818.211322] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 818.217425] mem_cgroup_try_charge+0x249/0x5c0 [ 818.222052] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 818.227141] wp_page_copy+0x3fe/0x1530 [ 818.231082] ? follow_pfn+0x260/0x260 [ 818.234910] ? __lock_acquire+0x6ee/0x49c0 [ 818.239214] do_wp_page+0x518/0xfa0 [ 818.242876] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 818.247598] __handle_mm_fault+0x21a4/0x3b60 [ 818.252063] ? copy_page_range+0x1e70/0x1e70 [ 818.256490] ? count_memcg_event_mm+0x279/0x4c0 [ 818.261216] handle_mm_fault+0x1a5/0x670 [ 818.265314] __get_user_pages+0x599/0x1650 [ 818.269934] ? follow_page_mask+0x1a60/0x1a60 [ 818.274481] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 818.279319] ? retint_kernel+0x2d/0x2d [ 818.283268] populate_vma_page_range+0x1fd/0x290 [ 818.288083] __mm_populate+0x1e8/0x350 [ 818.292012] ? populate_vma_page_range+0x290/0x290 [ 818.297105] ? do_mlock+0x6b0/0x6b0 [ 818.300770] __x64_sys_mlockall+0x340/0x500 [ 818.305126] do_syscall_64+0xf9/0x620 [ 818.308987] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 818.314205] RIP: 0033:0x45c479 [ 818.317440] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 818.336481] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 818.344355] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 818.351659] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 818.359090] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 818.366417] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 818.373724] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 818.381526] Task in /syz5 killed as a result of limit of /syz5 [ 818.387832] memory: usage 307200kB, limit 307200kB, failcnt 6073 [ 818.394597] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 818.401987] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 818.408367] Memory cgroup stats for /syz5: cache:0KB rss:298756KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:4KB active_file:8KB unevictable:250492KB [ 818.430737] Memory cgroup out of memory: Kill process 10051 (syz-executor.5) score 1116 or sacrifice child [ 818.441078] Killed process 10056 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 818.483835] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 818.495769] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 818.501424] CPU: 1 PID: 10052 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 818.509346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 818.518733] Call Trace: [ 818.521360] dump_stack+0x188/0x20d [ 818.525163] dump_header+0x159/0xa5e [ 818.528912] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 818.534117] ? ___ratelimit+0x59/0x573 [ 818.538072] oom_kill_process.cold+0x10/0x6dc [ 818.542600] out_of_memory+0x349/0x1250 [ 818.546649] ? oom_killer_disable+0x270/0x270 [ 818.551227] ? mem_cgroup_out_of_memory+0x97/0x240 [ 818.556237] mem_cgroup_out_of_memory+0x1c7/0x240 [ 818.561271] ? memcg_event_wake+0x210/0x210 [ 818.565624] ? do_raw_spin_unlock+0x171/0x260 [ 818.570285] try_charge+0xe22/0x1300 [ 818.574030] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 818.578929] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 818.583873] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 818.590114] mem_cgroup_try_charge+0x249/0x5c0 [ 818.594745] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 818.599723] wp_page_copy+0x3fe/0x1530 [ 818.603641] ? follow_pfn+0x260/0x260 [ 818.607609] ? __lock_acquire+0x6ee/0x49c0 [ 818.611881] do_wp_page+0x518/0xfa0 [ 818.615551] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 818.620271] __handle_mm_fault+0x21a4/0x3b60 [ 818.624726] ? copy_page_range+0x1e70/0x1e70 [ 818.629201] ? count_memcg_event_mm+0x279/0x4c0 [ 818.633933] handle_mm_fault+0x1a5/0x670 [ 818.638212] __get_user_pages+0x599/0x1650 [ 818.642508] ? follow_page_mask+0x1a60/0x1a60 [ 818.647174] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 818.652046] ? retint_kernel+0x2d/0x2d [ 818.655971] populate_vma_page_range+0x1fd/0x290 [ 818.660780] __mm_populate+0x1e8/0x350 [ 818.664717] ? populate_vma_page_range+0x290/0x290 [ 818.669664] ? do_mlock+0x6b0/0x6b0 [ 818.673334] __x64_sys_mlockall+0x340/0x500 [ 818.677729] do_syscall_64+0xf9/0x620 [ 818.681562] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 818.686803] RIP: 0033:0x45c479 [ 818.690131] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 818.709266] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 818.717003] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 818.725358] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 818.732681] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 818.739999] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 818.747327] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 818.755413] Task in /syz5 killed as a result of limit of /syz5 [ 818.761708] memory: usage 303420kB, limit 307200kB, failcnt 6085 [ 818.768138] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 818.775074] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 818.781405] Memory cgroup stats for /syz5: cache:0KB rss:295128KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:44540KB active_anon:2184KB inactive_file:4KB active_file:8KB unevictable:248444KB [ 818.803638] Memory cgroup out of memory: Kill process 10051 (syz-executor.5) score 1116 or sacrifice child [ 818.813941] Killed process 10051 (syz-executor.5) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 818.827963] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 818.839754] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 818.845437] CPU: 0 PID: 10049 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 818.853352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 818.862850] Call Trace: [ 818.865469] dump_stack+0x188/0x20d [ 818.869122] dump_header+0x159/0xa5e [ 818.872878] ? oom_kill_process+0x130/0x140 [ 818.877248] oom_kill_process.cold+0x10/0x6dc [ 818.881830] ? out_of_memory+0x428/0x1250 [ 818.886037] out_of_memory+0x349/0x1250 [ 818.890053] ? oom_killer_disable+0x270/0x270 [ 818.894589] ? mem_cgroup_out_of_memory+0x97/0x240 [ 818.899566] mem_cgroup_out_of_memory+0x1c7/0x240 [ 818.904446] ? memcg_event_wake+0x210/0x210 [ 818.908799] ? do_raw_spin_unlock+0x171/0x260 [ 818.913319] try_charge+0xe22/0x1300 [ 818.917083] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 818.921965] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 818.926851] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 818.932945] mem_cgroup_try_charge+0x249/0x5c0 [ 818.937554] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 818.942514] wp_page_copy+0x3fe/0x1530 [ 818.946441] ? follow_pfn+0x260/0x260 [ 818.950262] ? do_wp_page+0x29f/0xfa0 [ 818.954088] do_wp_page+0x518/0xfa0 [ 818.957738] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 818.962445] __handle_mm_fault+0x21a4/0x3b60 [ 818.966877] ? copy_page_range+0x1e70/0x1e70 [ 818.971317] ? count_memcg_event_mm+0x279/0x4c0 [ 818.976029] handle_mm_fault+0x1a5/0x670 [ 818.980126] __get_user_pages+0x599/0x1650 [ 818.984397] ? follow_page_mask+0x1a60/0x1a60 [ 818.988918] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 818.993702] ? retint_kernel+0x2d/0x2d [ 818.997624] populate_vma_page_range+0x1fd/0x290 [ 819.002416] __mm_populate+0x1e8/0x350 [ 819.006331] ? populate_vma_page_range+0x290/0x290 [ 819.011276] ? do_mlock+0x6b0/0x6b0 [ 819.015028] __x64_sys_mlockall+0x340/0x500 [ 819.019414] do_syscall_64+0xf9/0x620 [ 819.023258] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 819.028471] RIP: 0033:0x45c479 [ 819.031811] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 819.050995] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 819.058739] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 819.066040] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 819.073346] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 819.080780] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 819.088093] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 819.095561] Task in /syz1 killed as a result of limit of /syz1 [ 819.101752] memory: usage 303408kB, limit 307200kB, failcnt 8584 [ 819.108179] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 819.115160] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 819.121479] Memory cgroup stats for /syz1: cache:0KB rss:294164KB rss_huge:243712KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:118268KB active_anon:148KB inactive_file:0KB active_file:16KB unevictable:175736KB [ 819.143503] Memory cgroup out of memory: Kill process 10048 (syz-executor.1) score 1116 or sacrifice child [ 819.153736] Killed process 10048 (syz-executor.1) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 819.167196] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 819.178948] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 819.184768] CPU: 1 PID: 10062 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 819.192679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 819.202050] Call Trace: [ 819.204680] dump_stack+0x188/0x20d [ 819.208342] dump_header+0x159/0xa5e [ 819.212081] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 819.217218] ? ___ratelimit+0x59/0x573 [ 819.221129] oom_kill_process.cold+0x10/0x6dc [ 819.225645] ? out_of_memory+0x428/0x1250 [ 819.229807] ? out_of_memory+0x19f/0x1250 [ 819.234003] out_of_memory+0x349/0x1250 [ 819.238151] ? oom_killer_disable+0x270/0x270 [ 819.242687] mem_cgroup_out_of_memory+0x1c7/0x240 [ 819.247559] ? memcg_event_wake+0x210/0x210 [ 819.252069] ? do_raw_spin_unlock+0x171/0x260 [ 819.256595] try_charge+0xe22/0x1300 [ 819.260333] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 819.265207] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 819.270078] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 819.276156] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 819.281009] mem_cgroup_try_charge+0x249/0x5c0 [ 819.285615] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 819.290574] wp_page_copy+0x3fe/0x1530 [ 819.294485] ? follow_pfn+0x260/0x260 [ 819.298297] ? __lock_acquire+0x6ee/0x49c0 [ 819.302558] do_wp_page+0x518/0xfa0 [ 819.306224] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 819.310930] __handle_mm_fault+0x21a4/0x3b60 [ 819.315364] ? copy_page_range+0x1e70/0x1e70 [ 819.319792] ? count_memcg_event_mm+0x279/0x4c0 [ 819.324645] handle_mm_fault+0x1a5/0x670 [ 819.328791] __get_user_pages+0x599/0x1650 [ 819.333064] ? follow_page_mask+0x1a60/0x1a60 [ 819.337604] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 819.342384] ? retint_kernel+0x2d/0x2d [ 819.346296] populate_vma_page_range+0x1fd/0x290 [ 819.351075] __mm_populate+0x1e8/0x350 [ 819.354987] ? populate_vma_page_range+0x290/0x290 [ 819.359938] ? up_write+0x69/0x150 [ 819.363504] __x64_sys_mlockall+0x340/0x500 [ 819.367845] do_syscall_64+0xf9/0x620 [ 819.371663] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 819.376864] RIP: 0033:0x45c479 [ 819.380070] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 819.398988] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 819.406715] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 819.413999] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 819.421283] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 819.428568] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 819.435851] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 819.444033] Task in /syz0 killed as a result of limit of /syz0 [ 819.450329] memory: usage 307200kB, limit 307200kB, failcnt 3341 [ 819.456576] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 819.463719] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 819.470192] Memory cgroup stats for /syz0: cache:0KB rss:298596KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:12KB active_file:8KB unevictable:217572KB [ 819.492363] Memory cgroup out of memory: Kill process 10061 (syz-executor.0) score 1116 or sacrifice child [ 819.502650] Killed process 10064 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 819.517965] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 819.529470] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 819.535175] CPU: 0 PID: 10060 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 819.543102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 819.552476] Call Trace: [ 819.555106] dump_stack+0x188/0x20d [ 819.558756] dump_header+0x159/0xa5e [ 819.562513] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 819.567676] ? ___ratelimit+0x59/0x573 [ 819.571599] oom_kill_process.cold+0x10/0x6dc [ 819.576128] ? task_will_free_mem+0x134/0x6d0 [ 819.580657] out_of_memory+0x349/0x1250 [ 819.584665] ? oom_killer_disable+0x270/0x270 [ 819.589209] mem_cgroup_out_of_memory+0x1c7/0x240 [ 819.594086] ? memcg_event_wake+0x210/0x210 [ 819.598446] ? do_raw_spin_unlock+0x171/0x260 [ 819.602963] try_charge+0xe22/0x1300 [ 819.606703] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 819.611570] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 819.616566] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 819.622684] mem_cgroup_try_charge+0x249/0x5c0 [ 819.627301] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 819.632289] wp_page_copy+0x3fe/0x1530 [ 819.636208] ? follow_pfn+0x260/0x260 [ 819.640027] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 819.644806] do_wp_page+0x518/0xfa0 [ 819.648639] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 819.653345] __handle_mm_fault+0x21a4/0x3b60 [ 819.657771] ? copy_page_range+0x1e70/0x1e70 [ 819.662229] ? count_memcg_event_mm+0x279/0x4c0 [ 819.666953] handle_mm_fault+0x1a5/0x670 [ 819.671058] __get_user_pages+0x599/0x1650 [ 819.675347] ? follow_page_mask+0x1a60/0x1a60 [ 819.679862] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 819.684790] ? lock_acquire+0x170/0x400 [ 819.688805] populate_vma_page_range+0x1fd/0x290 [ 819.693585] __mm_populate+0x1e8/0x350 [ 819.697529] ? populate_vma_page_range+0x290/0x290 [ 819.702485] ? do_mlock+0x6b0/0x6b0 [ 819.706139] __x64_sys_mlockall+0x340/0x500 [ 819.710517] do_syscall_64+0xf9/0x620 [ 819.714354] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 819.719573] RIP: 0033:0x45c479 [ 819.722808] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 819.741995] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 819.749867] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 819.757178] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 819.764509] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 819.771946] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 819.779353] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 819.786817] Task in /syz2 killed as a result of limit of /syz2 [ 819.793161] memory: usage 307200kB, limit 307200kB, failcnt 2319 [ 819.799891] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 819.802875] oom_reaper: reaped process 10048 (syz-executor.1), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 819.806825] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 819.824081] Memory cgroup stats for /syz2: cache:0KB rss:298440KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:76860KB active_anon:68KB inactive_file:0KB active_file:8KB unevictable:221544KB [ 819.846264] Memory cgroup out of memory: Kill process 10059 (syz-executor.2) score 1116 or sacrifice child [ 819.856649] Killed process 10063 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 819.873750] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 819.885569] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 819.891525] CPU: 0 PID: 10062 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 819.899430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 819.908817] Call Trace: [ 819.911451] dump_stack+0x188/0x20d [ 819.915093] dump_header+0x159/0xa5e [ 819.918828] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 819.923969] ? ___ratelimit+0x59/0x573 [ 819.927909] oom_kill_process.cold+0x10/0x6dc [ 819.932436] ? task_will_free_mem+0x134/0x6d0 [ 819.936957] out_of_memory+0x349/0x1250 [ 819.940954] ? oom_killer_disable+0x270/0x270 [ 819.945472] mem_cgroup_out_of_memory+0x1c7/0x240 [ 819.950328] ? memcg_event_wake+0x210/0x210 [ 819.954690] ? do_raw_spin_unlock+0x171/0x260 [ 819.959223] try_charge+0xe22/0x1300 [ 819.962962] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 819.967824] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 819.972721] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 819.978825] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 819.983628] mem_cgroup_try_charge+0x249/0x5c0 [ 819.988243] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 819.993211] wp_page_copy+0x3fe/0x1530 [ 819.997132] ? follow_pfn+0x260/0x260 [ 820.000955] ? __lock_acquire+0x6ee/0x49c0 [ 820.005382] do_wp_page+0x518/0xfa0 [ 820.009064] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 820.013787] __handle_mm_fault+0x21a4/0x3b60 [ 820.018247] ? copy_page_range+0x1e70/0x1e70 [ 820.022703] ? count_memcg_event_mm+0x279/0x4c0 [ 820.027443] handle_mm_fault+0x1a5/0x670 [ 820.031541] __get_user_pages+0x599/0x1650 [ 820.035825] ? follow_page_mask+0x1a60/0x1a60 [ 820.040354] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 820.045155] ? retint_kernel+0x2d/0x2d [ 820.049102] populate_vma_page_range+0x1fd/0x290 [ 820.053904] __mm_populate+0x1e8/0x350 [ 820.057828] ? populate_vma_page_range+0x290/0x290 [ 820.062785] ? up_write+0x69/0x150 [ 820.066351] __x64_sys_mlockall+0x340/0x500 [ 820.070705] do_syscall_64+0xf9/0x620 [ 820.074532] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 820.079743] RIP: 0033:0x45c479 [ 820.082963] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 820.101884] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 820.109628] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 820.116920] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 820.124225] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 820.131526] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 820.138828] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 820.147897] Task in /syz0 killed as a result of limit of /syz0 [ 820.154309] memory: usage 303416kB, limit 307200kB, failcnt 3347 [ 820.160817] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 820.167734] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 820.174085] Memory cgroup stats for /syz0: cache:0KB rss:295024KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:77300KB active_anon:2196KB inactive_file:12KB active_file:8KB unevictable:215524KB [ 820.196411] Memory cgroup out of memory: Kill process 10061 (syz-executor.0) score 1116 or sacrifice child [ 820.206770] Killed process 10061 (syz-executor.0) total-vm:39884kB, anon-rss:18236kB, file-rss:20656kB, shmem-rss:0kB [ 820.220719] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 820.232266] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 820.237952] CPU: 1 PID: 10053 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 820.245869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 820.255365] Call Trace: [ 820.258002] dump_stack+0x188/0x20d [ 820.261665] dump_header+0x159/0xa5e [ 820.265432] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 820.270567] ? ___ratelimit+0x59/0x573 [ 820.274479] oom_kill_process.cold+0x10/0x6dc [ 820.278993] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 820.283764] ? task_will_free_mem+0x134/0x6d0 [ 820.288284] out_of_memory+0x349/0x1250 [ 820.292282] ? oom_killer_disable+0x270/0x270 [ 820.296811] mem_cgroup_out_of_memory+0x1c7/0x240 [ 820.301672] ? memcg_event_wake+0x210/0x210 [ 820.306169] ? do_raw_spin_unlock+0x171/0x260 [ 820.310491] oom_reaper: reaped process 10061 (syz-executor.0), now anon-rss:18236kB, file-rss:20648kB, shmem-rss:0kB [ 820.310674] try_charge+0xe22/0x1300 [ 820.325246] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 820.330117] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 820.335021] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 820.341152] ? __lock_acquire+0x6ee/0x49c0 [ 820.345452] mem_cgroup_try_charge+0x249/0x5c0 [ 820.350096] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 820.355102] wp_page_copy+0x3fe/0x1530 [ 820.359052] ? follow_pfn+0x260/0x260 [ 820.362902] ? __lock_acquire+0x6ee/0x49c0 [ 820.367194] do_wp_page+0x518/0xfa0 [ 820.370897] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 820.375618] __handle_mm_fault+0x21a4/0x3b60 [ 820.380081] ? copy_page_range+0x1e70/0x1e70 [ 820.384519] ? count_memcg_event_mm+0x279/0x4c0 [ 820.389242] handle_mm_fault+0x1a5/0x670 [ 820.393337] __get_user_pages+0x599/0x1650 [ 820.397764] ? follow_page_mask+0x1a60/0x1a60 [ 820.402301] ? retint_kernel+0x2d/0x2d [ 820.406243] populate_vma_page_range+0x1fd/0x290 [ 820.411144] __mm_populate+0x1e8/0x350 [ 820.415098] ? populate_vma_page_range+0x290/0x290 [ 820.420060] ? call_rwsem_wake+0x17/0x30 [ 820.424157] __x64_sys_mlockall+0x340/0x500 [ 820.428502] do_syscall_64+0xf9/0x620 [ 820.432328] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 820.437543] RIP: 0033:0x45c479 [ 820.440753] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 820.459685] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 820.467424] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 820.474720] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 820.482018] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 820.489320] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 820.496615] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 820.506015] Task in /syz3 killed as a result of limit of /syz3 [ 820.512480] memory: usage 307200kB, limit 307200kB, failcnt 2034 [ 820.518781] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 820.525950] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 820.532290] Memory cgroup stats for /syz3: cache:0KB rss:298712KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:65324KB active_anon:76KB inactive_file:0KB active_file:4KB unevictable:233424KB [ 820.554132] Memory cgroup out of memory: Kill process 10050 (syz-executor.3) score 1120 or sacrifice child [ 820.564198] Killed process 10070 (syz-executor.3) total-vm:40016kB, anon-rss:18384kB, file-rss:0kB, shmem-rss:0kB [ 820.577449] Memory cgroup out of memory: Kill process 10067 (syz-executor.5) score 1116 or sacrifice child [ 820.588087] Killed process 10069 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 820.614891] Memory cgroup out of memory: Kill process 10067 (syz-executor.5) score 1116 or sacrifice child [ 820.625459] Killed process 10067 (syz-executor.5) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 820.673150] oom_reaper: reaped process 10070 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 820.694095] Memory cgroup out of memory: Kill process 10050 (syz-executor.3) score 1120 or sacrifice child [ 820.745189] Killed process 10050 (syz-executor.3) total-vm:40016kB, anon-rss:18376kB, file-rss:21616kB, shmem-rss:0kB 2020/03/03 17:52:59 executed programs: 372 [ 821.019096] Memory cgroup out of memory: Kill process 10071 (syz-executor.2) score 1116 or sacrifice child [ 821.029666] Killed process 10074 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 821.257945] Memory cgroup out of memory: Kill process 10075 (syz-executor.3) score 1116 or sacrifice child [ 821.268384] Killed process 10077 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 821.703823] Memory cgroup out of memory: Kill process 10079 (syz-executor.2) score 1116 or sacrifice child [ 821.714172] Killed process 10085 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 821.908033] oom_kill_process: 6 callbacks suppressed [ 821.908085] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 821.925707] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 821.931571] CPU: 1 PID: 10084 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 821.939489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 821.948871] Call Trace: [ 821.951521] dump_stack+0x188/0x20d [ 821.955206] dump_header+0x159/0xa5e [ 821.958964] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 821.964103] ? ___ratelimit+0x59/0x573 [ 821.968036] oom_kill_process.cold+0x10/0x6dc [ 821.972585] ? task_will_free_mem+0x134/0x6d0 [ 821.977139] out_of_memory+0x349/0x1250 [ 821.981223] ? oom_killer_disable+0x270/0x270 [ 821.985784] mem_cgroup_out_of_memory+0x1c7/0x240 [ 821.990688] ? memcg_event_wake+0x210/0x210 [ 821.995066] ? do_raw_spin_unlock+0x171/0x260 [ 821.999617] try_charge+0xe22/0x1300 [ 822.003535] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 822.008437] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 822.013319] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 822.019423] mem_cgroup_try_charge+0x249/0x5c0 [ 822.024035] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 822.028993] wp_page_copy+0x3fe/0x1530 [ 822.032913] ? follow_pfn+0x260/0x260 [ 822.036740] ? retint_kernel+0x2d/0x2d [ 822.040656] do_wp_page+0x518/0xfa0 [ 822.044330] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 822.049045] __handle_mm_fault+0x21a4/0x3b60 [ 822.053571] ? copy_page_range+0x1e70/0x1e70 [ 822.058035] ? count_memcg_event_mm+0x279/0x4c0 [ 822.062767] handle_mm_fault+0x1a5/0x670 [ 822.066859] __get_user_pages+0x599/0x1650 [ 822.071112] ? follow_page_mask+0x1a60/0x1a60 [ 822.075626] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 822.080583] ? retint_kernel+0x2d/0x2d [ 822.084500] populate_vma_page_range+0x1fd/0x290 [ 822.089271] __mm_populate+0x1e8/0x350 [ 822.093162] ? populate_vma_page_range+0x290/0x290 [ 822.098100] ? do_mlock+0x6b0/0x6b0 [ 822.101806] __x64_sys_mlockall+0x340/0x500 [ 822.106217] do_syscall_64+0xf9/0x620 [ 822.110035] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 822.115242] RIP: 0033:0x45c479 [ 822.118438] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 822.137365] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 822.145106] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 822.152515] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 822.159790] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 822.167069] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 822.174347] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 822.182633] Task in /syz1 killed as a result of limit of /syz1 [ 822.188981] memory: usage 307200kB, limit 307200kB, failcnt 8610 [ 822.195503] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 822.202544] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 822.208865] Memory cgroup stats for /syz1: cache:0KB rss:297696KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:16KB active_file:0KB unevictable:177760KB [ 822.231638] Memory cgroup out of memory: Kill process 10082 (syz-executor.1) score 1116 or sacrifice child [ 822.242017] Killed process 10087 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 822.358865] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 822.370727] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 822.376365] CPU: 0 PID: 10091 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 822.384364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 822.393753] Call Trace: [ 822.396386] dump_stack+0x188/0x20d [ 822.400063] dump_header+0x159/0xa5e [ 822.407479] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 822.412636] ? ___ratelimit+0x59/0x573 [ 822.416571] oom_kill_process.cold+0x10/0x6dc [ 822.421116] ? out_of_memory+0x2fc/0x1250 [ 822.425311] out_of_memory+0x349/0x1250 [ 822.429427] ? oom_killer_disable+0x270/0x270 [ 822.433983] mem_cgroup_out_of_memory+0x1c7/0x240 [ 822.438847] ? memcg_event_wake+0x210/0x210 [ 822.443189] ? mem_cgroup_out_of_memory+0x2/0x240 [ 822.448091] try_charge+0xe22/0x1300 [ 822.451849] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 822.456739] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 822.461621] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 822.467713] mem_cgroup_try_charge+0x249/0x5c0 [ 822.472471] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 822.477461] wp_page_copy+0x3fe/0x1530 [ 822.481368] ? follow_pfn+0x260/0x260 [ 822.485172] ? __lock_acquire+0x6ee/0x49c0 [ 822.489419] do_wp_page+0x518/0xfa0 [ 822.493061] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 822.497750] __handle_mm_fault+0x21a4/0x3b60 [ 822.502176] ? copy_page_range+0x1e70/0x1e70 [ 822.506610] ? count_memcg_event_mm+0x279/0x4c0 [ 822.511313] handle_mm_fault+0x1a5/0x670 [ 822.515400] __get_user_pages+0x599/0x1650 [ 822.519649] ? follow_page_mask+0x1a60/0x1a60 [ 822.524153] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 822.528931] ? retint_kernel+0x2d/0x2d [ 822.532840] populate_vma_page_range+0x1fd/0x290 [ 822.537616] __mm_populate+0x1e8/0x350 [ 822.541511] ? populate_vma_page_range+0x290/0x290 [ 822.546609] ? do_mlock+0x6b0/0x6b0 [ 822.550263] __x64_sys_mlockall+0x340/0x500 [ 822.554602] do_syscall_64+0xf9/0x620 [ 822.558437] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 822.563663] RIP: 0033:0x45c479 [ 822.566868] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 822.585801] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 822.593526] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 822.600889] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 822.608163] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 822.615439] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 822.622718] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 822.631180] Task in /syz5 killed as a result of limit of /syz5 [ 822.638352] memory: usage 307200kB, limit 307200kB, failcnt 6136 [ 822.644810] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 822.651882] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 822.658200] Memory cgroup stats for /syz5: cache:0KB rss:298676KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:4KB active_file:0KB unevictable:250392KB [ 822.680603] Memory cgroup out of memory: Kill process 10090 (syz-executor.5) score 1116 or sacrifice child [ 822.691046] Killed process 10093 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 822.958386] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 822.970498] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 822.976149] CPU: 1 PID: 10094 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 822.984071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 822.993451] Call Trace: [ 822.996078] dump_stack+0x188/0x20d [ 822.999730] dump_header+0x159/0xa5e [ 823.003469] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 823.008609] ? ___ratelimit+0x59/0x573 [ 823.012549] oom_kill_process.cold+0x10/0x6dc [ 823.017098] ? task_will_free_mem+0x134/0x6d0 [ 823.021640] out_of_memory+0x349/0x1250 [ 823.025685] ? oom_killer_disable+0x270/0x270 [ 823.030231] mem_cgroup_out_of_memory+0x1c7/0x240 [ 823.035147] ? memcg_event_wake+0x210/0x210 [ 823.039695] try_charge+0xe22/0x1300 [ 823.043446] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 823.048323] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 823.053225] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 823.059337] mem_cgroup_try_charge+0x249/0x5c0 [ 823.063948] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 823.068930] wp_page_copy+0x3fe/0x1530 [ 823.072874] ? follow_pfn+0x260/0x260 [ 823.076705] ? __lock_acquire+0x6ee/0x49c0 [ 823.080990] do_wp_page+0x518/0xfa0 [ 823.084679] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 823.089383] __handle_mm_fault+0x21a4/0x3b60 [ 823.093822] ? copy_page_range+0x1e70/0x1e70 [ 823.098259] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 823.103091] ? handle_mm_fault+0x189/0x670 [ 823.107509] handle_mm_fault+0x1a5/0x670 [ 823.111617] __get_user_pages+0x599/0x1650 [ 823.115905] ? follow_page_mask+0x1a60/0x1a60 [ 823.120433] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 823.125220] ? retint_kernel+0x2d/0x2d [ 823.129136] populate_vma_page_range+0x1fd/0x290 [ 823.134060] __mm_populate+0x1e8/0x350 [ 823.138022] ? populate_vma_page_range+0x290/0x290 [ 823.142975] ? do_mlock+0x6b0/0x6b0 [ 823.146652] __x64_sys_mlockall+0x340/0x500 [ 823.151015] do_syscall_64+0xf9/0x620 [ 823.154857] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 823.160071] RIP: 0033:0x45c479 [ 823.163286] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 823.182214] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 823.189947] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 823.197248] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 823.204539] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 823.211829] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 823.219116] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 823.227261] Task in /syz0 killed as a result of limit of /syz0 [ 823.234151] memory: usage 307200kB, limit 307200kB, failcnt 3384 [ 823.240489] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 823.247333] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 823.253671] Memory cgroup stats for /syz0: cache:0KB rss:298516KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:16KB active_file:8KB unevictable:217532KB [ 823.275940] Memory cgroup out of memory: Kill process 10092 (syz-executor.0) score 1116 or sacrifice child [ 823.286375] Killed process 10095 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 823.299752] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 823.311346] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 823.316967] CPU: 0 PID: 10096 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 823.324858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 823.334234] Call Trace: [ 823.336861] dump_stack+0x188/0x20d [ 823.340498] dump_header+0x159/0xa5e [ 823.344631] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 823.349756] ? ___ratelimit+0x59/0x573 [ 823.353731] oom_kill_process.cold+0x10/0x6dc [ 823.358349] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 823.363131] ? task_will_free_mem+0x134/0x6d0 [ 823.367778] out_of_memory+0x349/0x1250 [ 823.371789] ? oom_killer_disable+0x270/0x270 [ 823.376466] mem_cgroup_out_of_memory+0x1c7/0x240 [ 823.381339] ? memcg_event_wake+0x210/0x210 [ 823.385709] ? do_raw_spin_unlock+0x171/0x260 [ 823.390233] try_charge+0xe22/0x1300 [ 823.394003] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 823.398869] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 823.403729] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 823.409985] ? lock_downgrade+0x740/0x740 [ 823.414172] mem_cgroup_try_charge+0x249/0x5c0 [ 823.418782] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 823.423751] do_huge_pmd_wp_page+0x921/0x32f0 [ 823.430701] ? __split_huge_pmd+0x29c0/0x29c0 [ 823.435223] ? retint_kernel+0x2d/0x2d [ 823.439127] ? pmd_val+0x7c/0xf0 [ 823.442782] ? add_mm_counter_fast.part.0+0x40/0x40 [ 823.447808] ? __handle_mm_fault+0x299/0x3b60 [ 823.452336] ? __handle_mm_fault+0x2ac/0x3b60 [ 823.456868] __handle_mm_fault+0x1561/0x3b60 [ 823.461302] ? copy_page_range+0x1e70/0x1e70 [ 823.465782] ? count_memcg_event_mm+0x279/0x4c0 [ 823.470486] handle_mm_fault+0x1a5/0x670 [ 823.474597] __get_user_pages+0x599/0x1650 [ 823.478862] ? follow_page_mask+0x1a60/0x1a60 [ 823.483366] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 823.488172] ? retint_kernel+0x2d/0x2d [ 823.492096] populate_vma_page_range+0x1fd/0x290 [ 823.496901] __mm_populate+0x1e8/0x350 [ 823.500806] ? populate_vma_page_range+0x290/0x290 [ 823.505928] ? do_mlock+0x6b0/0x6b0 [ 823.509568] __x64_sys_mlockall+0x340/0x500 [ 823.513925] do_syscall_64+0xf9/0x620 [ 823.517765] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 823.522963] RIP: 0033:0x45c479 [ 823.526189] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 823.545123] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 823.552878] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 823.560186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 823.567511] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 823.574811] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 823.582386] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 823.590861] Task in /syz4 killed as a result of limit of /syz4 [ 823.597130] memory: usage 307200kB, limit 307200kB, failcnt 2738 [ 823.606670] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 823.614112] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 823.620623] Memory cgroup stats for /syz4: cache:0KB rss:297900KB rss_huge:253952KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:76996KB active_anon:48KB inactive_file:8KB active_file:8KB unevictable:221004KB [ 823.642863] Memory cgroup out of memory: Kill process 10086 (syz-executor.4) score 1116 or sacrifice child [ 823.659827] Killed process 10097 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 823.676711] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 823.691901] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 823.697657] CPU: 1 PID: 10094 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 823.705678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 823.715057] Call Trace: [ 823.717696] dump_stack+0x188/0x20d [ 823.721345] dump_header+0x159/0xa5e [ 823.725109] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 823.730743] ? ___ratelimit+0x59/0x573 [ 823.734697] oom_kill_process.cold+0x10/0x6dc [ 823.739265] ? mem_cgroup_get_max+0xeb/0x240 [ 823.743699] out_of_memory+0x349/0x1250 [ 823.747708] ? oom_killer_disable+0x270/0x270 [ 823.752286] mem_cgroup_out_of_memory+0x1c7/0x240 [ 823.757222] ? memcg_event_wake+0x210/0x210 [ 823.761724] ? do_raw_spin_unlock+0x171/0x260 [ 823.766266] try_charge+0xe22/0x1300 [ 823.770017] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 823.778975] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 823.783880] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 823.789996] mem_cgroup_try_charge+0x249/0x5c0 [ 823.794612] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 823.799589] wp_page_copy+0x3fe/0x1530 [ 823.803542] ? follow_pfn+0x260/0x260 [ 823.807496] ? __lock_acquire+0x6ee/0x49c0 [ 823.811779] do_wp_page+0x518/0xfa0 [ 823.815436] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 823.820282] __handle_mm_fault+0x21a4/0x3b60 [ 823.824887] ? copy_page_range+0x1e70/0x1e70 [ 823.829359] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 823.834237] ? handle_mm_fault+0x189/0x670 [ 823.838871] handle_mm_fault+0x1a5/0x670 [ 823.842991] __get_user_pages+0x599/0x1650 [ 823.847294] ? follow_page_mask+0x1a60/0x1a60 [ 823.851843] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 823.856809] ? retint_kernel+0x2d/0x2d [ 823.860859] populate_vma_page_range+0x1fd/0x290 [ 823.865665] __mm_populate+0x1e8/0x350 [ 823.869584] ? populate_vma_page_range+0x290/0x290 [ 823.874551] ? do_mlock+0x6b0/0x6b0 [ 823.878226] __x64_sys_mlockall+0x340/0x500 [ 823.882703] do_syscall_64+0xf9/0x620 [ 823.886565] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 823.892026] RIP: 0033:0x45c479 [ 823.895312] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 823.914355] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 823.922101] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 823.929404] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 823.936698] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 823.943984] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 823.951420] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 823.958847] Task in /syz0 killed as a result of limit of /syz0 [ 823.964980] memory: usage 303408kB, limit 307200kB, failcnt 3390 [ 823.971400] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 823.978202] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 823.984459] Memory cgroup stats for /syz0: cache:0KB rss:294960KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:77300KB active_anon:2196KB inactive_file:4KB active_file:20KB unevictable:215484KB [ 824.006100] Memory cgroup out of memory: Kill process 10092 (syz-executor.0) score 1116 or sacrifice child [ 824.016071] Killed process 10092 (syz-executor.0) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 824.027618] oom_reaper: reaped process 10092 (syz-executor.0), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 824.423441] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 824.434914] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 824.441233] CPU: 1 PID: 10102 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 824.449268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 824.458653] Call Trace: [ 824.461284] dump_stack+0x188/0x20d [ 824.464949] dump_header+0x159/0xa5e [ 824.468707] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 824.473853] ? ___ratelimit+0x59/0x573 [ 824.478048] oom_kill_process.cold+0x10/0x6dc [ 824.482586] out_of_memory+0x349/0x1250 [ 824.486588] ? oom_killer_disable+0x270/0x270 [ 824.491268] mem_cgroup_out_of_memory+0x1c7/0x240 [ 824.497542] ? memcg_event_wake+0x210/0x210 [ 824.501944] ? do_raw_spin_unlock+0x171/0x260 [ 824.506619] try_charge+0xe22/0x1300 [ 824.510364] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 824.515361] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 824.520248] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 824.526348] mem_cgroup_try_charge+0x249/0x5c0 [ 824.531157] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 824.536158] wp_page_copy+0x3fe/0x1530 [ 824.540079] ? follow_pfn+0x260/0x260 [ 824.543951] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 824.549531] do_wp_page+0x518/0xfa0 [ 824.553204] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 824.558049] __handle_mm_fault+0x21a4/0x3b60 [ 824.562539] ? copy_page_range+0x1e70/0x1e70 [ 824.567023] ? count_memcg_event_mm+0x279/0x4c0 [ 824.571739] handle_mm_fault+0x1a5/0x670 [ 824.575828] __get_user_pages+0x599/0x1650 [ 824.580141] ? follow_page_mask+0x1a60/0x1a60 [ 824.584680] populate_vma_page_range+0x1fd/0x290 [ 824.589992] __mm_populate+0x1e8/0x350 [ 824.593923] ? populate_vma_page_range+0x290/0x290 [ 824.598892] ? __x64_sys_mlockall+0x261/0x500 [ 824.603588] __x64_sys_mlockall+0x340/0x500 [ 824.607979] do_syscall_64+0xf9/0x620 [ 824.611829] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 824.617058] RIP: 0033:0x45c479 [ 824.620265] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 824.639193] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 824.646924] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 824.654235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 824.661632] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 824.668935] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 824.676244] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 824.684429] Task in /syz3 killed as a result of limit of /syz3 [ 824.690874] memory: usage 307200kB, limit 307200kB, failcnt 2114 [ 824.697342] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 824.704511] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 824.711143] Memory cgroup stats for /syz3: cache:0KB rss:298724KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66476KB active_anon:80KB inactive_file:0KB active_file:4KB unevictable:232256KB [ 824.733605] Memory cgroup out of memory: Kill process 10098 (syz-executor.3) score 1116 or sacrifice child [ 824.744187] Killed process 10107 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 824.757562] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 824.769162] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 824.775386] CPU: 0 PID: 10103 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 824.783299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 824.792692] Call Trace: [ 824.795329] dump_stack+0x188/0x20d [ 824.798974] dump_header+0x159/0xa5e [ 824.802742] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 824.807889] ? ___ratelimit+0x59/0x573 [ 824.811952] oom_kill_process.cold+0x10/0x6dc [ 824.816480] ? out_of_memory+0x2fc/0x1250 [ 824.820654] ? oom_kill_process+0xd/0x140 [ 824.824840] out_of_memory+0x349/0x1250 [ 824.828884] ? oom_killer_disable+0x270/0x270 [ 824.833440] mem_cgroup_out_of_memory+0x1c7/0x240 [ 824.838338] ? memcg_event_wake+0x210/0x210 [ 824.842822] ? do_raw_spin_unlock+0x171/0x260 [ 824.847376] try_charge+0xe22/0x1300 [ 824.851129] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 824.856014] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 824.860887] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 824.867119] mem_cgroup_try_charge+0x249/0x5c0 [ 824.871738] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 824.876743] wp_page_copy+0x3fe/0x1530 [ 824.880716] ? follow_pfn+0x260/0x260 [ 824.884563] do_wp_page+0x518/0xfa0 [ 824.888225] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 824.893077] __handle_mm_fault+0x21a4/0x3b60 [ 824.897533] ? copy_page_range+0x1e70/0x1e70 [ 824.902012] ? count_memcg_event_mm+0x279/0x4c0 [ 824.906746] handle_mm_fault+0x1a5/0x670 [ 824.910837] __get_user_pages+0x599/0x1650 [ 824.915098] ? follow_page_mask+0x1a60/0x1a60 [ 824.919622] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 824.924574] ? retint_kernel+0x2d/0x2d [ 824.928498] populate_vma_page_range+0x1fd/0x290 [ 824.933343] __mm_populate+0x1e8/0x350 [ 824.937440] ? populate_vma_page_range+0x290/0x290 [ 824.942614] ? do_mlock+0x6b0/0x6b0 [ 824.946288] __x64_sys_mlockall+0x340/0x500 [ 824.950811] do_syscall_64+0xf9/0x620 [ 824.954649] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 824.959860] RIP: 0033:0x45c479 [ 824.963066] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 824.981991] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 824.989713] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 824.997105] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 825.004403] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 825.011687] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 825.019288] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 825.028153] Task in /syz1 killed as a result of limit of /syz1 [ 825.035295] memory: usage 307200kB, limit 307200kB, failcnt 8653 [ 825.041819] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 825.048798] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 825.055409] Memory cgroup stats for /syz1: cache:0KB rss:297664KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:16KB active_file:0KB unevictable:177700KB [ 825.078002] Memory cgroup out of memory: Kill process 10099 (syz-executor.1) score 1116 or sacrifice child [ 825.088175] Killed process 10106 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 825.120843] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 825.132607] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 825.138244] CPU: 0 PID: 10102 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 825.146151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 825.155653] Call Trace: [ 825.158287] dump_stack+0x188/0x20d [ 825.161961] dump_header+0x159/0xa5e [ 825.165723] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 825.170848] ? ___ratelimit+0x59/0x573 [ 825.174883] oom_kill_process.cold+0x10/0x6dc [ 825.179432] ? out_of_memory+0x216/0x1250 [ 825.185196] ? oom_badness+0x670/0x670 [ 825.189156] out_of_memory+0x349/0x1250 [ 825.193331] ? oom_killer_disable+0x270/0x270 [ 825.198011] mem_cgroup_out_of_memory+0x1c7/0x240 [ 825.202926] ? memcg_event_wake+0x210/0x210 [ 825.207309] ? do_raw_spin_unlock+0x171/0x260 [ 825.212693] try_charge+0xe22/0x1300 [ 825.216551] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 825.221431] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 825.226347] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 825.232555] mem_cgroup_try_charge+0x249/0x5c0 [ 825.237185] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 825.242191] wp_page_copy+0x3fe/0x1530 [ 825.246401] ? follow_pfn+0x260/0x260 [ 825.250237] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 825.254857] do_wp_page+0x518/0xfa0 [ 825.258651] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 825.263368] __handle_mm_fault+0x21a4/0x3b60 [ 825.267847] ? copy_page_range+0x1e70/0x1e70 [ 825.272303] ? count_memcg_event_mm+0x279/0x4c0 [ 825.277043] handle_mm_fault+0x1a5/0x670 [ 825.281170] __get_user_pages+0x599/0x1650 [ 825.285523] ? follow_page_mask+0x1a60/0x1a60 [ 825.290816] populate_vma_page_range+0x1fd/0x290 [ 825.295638] __mm_populate+0x1e8/0x350 [ 825.299592] ? populate_vma_page_range+0x290/0x290 [ 825.304573] ? __x64_sys_mlockall+0x261/0x500 [ 825.309120] __x64_sys_mlockall+0x340/0x500 [ 825.313647] do_syscall_64+0xf9/0x620 [ 825.317486] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 825.322697] RIP: 0033:0x45c479 [ 825.325910] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 825.344922] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 825.352687] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 825.359998] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 825.367443] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 825.374758] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 825.382059] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 825.400117] Task in /syz3 killed as a result of limit of /syz3 [ 825.406570] memory: usage 301372kB, limit 307200kB, failcnt 2120 [ 825.413154] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 825.420097] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 825.426396] Memory cgroup stats for /syz3: cache:0KB rss:293020KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:64860KB active_anon:76KB inactive_file:4KB active_file:0KB unevictable:228160KB [ 825.449666] Memory cgroup out of memory: Kill process 10098 (syz-executor.3) score 1116 or sacrifice child [ 825.460020] Killed process 10098 (syz-executor.3) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 825.473327] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 825.484780] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 825.490575] CPU: 1 PID: 10108 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 825.498501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 825.508003] Call Trace: [ 825.510636] dump_stack+0x188/0x20d [ 825.514298] dump_header+0x159/0xa5e [ 825.518184] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 825.523347] ? ___ratelimit+0x59/0x573 [ 825.527292] oom_kill_process.cold+0x10/0x6dc [ 825.531825] ? mem_cgroup_get_max+0x6b/0x240 [ 825.536255] out_of_memory+0x349/0x1250 [ 825.540258] ? oom_killer_disable+0x270/0x270 [ 825.544812] mem_cgroup_out_of_memory+0x1c7/0x240 [ 825.549670] ? memcg_event_wake+0x210/0x210 [ 825.554055] ? do_raw_spin_unlock+0x171/0x260 [ 825.558601] try_charge+0xe22/0x1300 [ 825.562361] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 825.567233] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 825.572389] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 825.579053] mem_cgroup_try_charge+0x249/0x5c0 [ 825.583657] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 825.588613] wp_page_copy+0x3fe/0x1530 [ 825.592752] ? follow_pfn+0x260/0x260 [ 825.596632] do_wp_page+0x518/0xfa0 [ 825.600327] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 825.605982] __handle_mm_fault+0x21a4/0x3b60 [ 825.610410] ? copy_page_range+0x1e70/0x1e70 [ 825.614980] ? count_memcg_event_mm+0x279/0x4c0 [ 825.619691] handle_mm_fault+0x1a5/0x670 [ 825.623769] __get_user_pages+0x599/0x1650 [ 825.628021] ? follow_page_mask+0x1a60/0x1a60 [ 825.632744] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 825.637529] ? retint_kernel+0x2d/0x2d [ 825.641449] populate_vma_page_range+0x1fd/0x290 [ 825.646247] __mm_populate+0x1e8/0x350 [ 825.650148] ? populate_vma_page_range+0x290/0x290 [ 825.656081] ? do_mlock+0x6b0/0x6b0 [ 825.659790] __x64_sys_mlockall+0x340/0x500 [ 825.664336] do_syscall_64+0xf9/0x620 [ 825.668264] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 825.673634] RIP: 0033:0x45c479 [ 825.677804] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 825.697129] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 825.704922] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 825.712240] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 825.719639] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 825.727061] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 825.734614] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 825.742839] Task in /syz2 killed as a result of limit of /syz2 [ 825.749270] memory: usage 307120kB, limit 307200kB, failcnt 2446 [ 825.749538] oom_reaper: reaped process 10098 (syz-executor.3), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 825.757014] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 825.776485] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 825.783017] Memory cgroup stats for /syz2: cache:0KB rss:298084KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:76860KB active_anon:68KB inactive_file:4KB active_file:4KB unevictable:221308KB [ 825.805411] Memory cgroup out of memory: Kill process 10105 (syz-executor.2) score 1116 or sacrifice child [ 825.815829] Killed process 10109 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB 2020/03/03 17:53:04 executed programs: 382 [ 826.347009] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 826.358990] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 826.365038] CPU: 0 PID: 10114 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 826.372976] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 826.382754] Call Trace: [ 826.385399] dump_stack+0x188/0x20d [ 826.389067] dump_header+0x159/0xa5e [ 826.392834] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 826.397991] ? ___ratelimit+0x59/0x573 [ 826.401924] oom_kill_process.cold+0x10/0x6dc [ 826.406469] ? task_will_free_mem+0x134/0x6d0 [ 826.410998] out_of_memory+0x349/0x1250 [ 826.415137] ? oom_killer_disable+0x270/0x270 [ 826.419696] mem_cgroup_out_of_memory+0x1c7/0x240 [ 826.424587] ? memcg_event_wake+0x210/0x210 [ 826.429083] ? do_raw_spin_unlock+0x171/0x260 [ 826.433638] try_charge+0xe22/0x1300 [ 826.437461] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 826.442391] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 826.447462] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 826.453600] mem_cgroup_try_charge+0x249/0x5c0 [ 826.458430] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 826.463508] wp_page_copy+0x3fe/0x1530 [ 826.467466] ? follow_pfn+0x260/0x260 [ 826.471297] ? __lock_acquire+0x6ee/0x49c0 [ 826.475577] do_wp_page+0x518/0xfa0 [ 826.479278] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 826.483995] __handle_mm_fault+0x21a4/0x3b60 [ 826.488436] ? copy_page_range+0x1e70/0x1e70 [ 826.492885] ? count_memcg_event_mm+0x279/0x4c0 [ 826.497659] handle_mm_fault+0x1a5/0x670 [ 826.501760] __get_user_pages+0x599/0x1650 [ 826.506051] ? follow_page_mask+0x1a60/0x1a60 [ 826.510589] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 826.515377] ? retint_kernel+0x2d/0x2d [ 826.519324] populate_vma_page_range+0x1fd/0x290 [ 826.524126] __mm_populate+0x1e8/0x350 [ 826.528081] ? populate_vma_page_range+0x290/0x290 [ 826.533092] ? do_mlock+0x6b0/0x6b0 [ 826.536753] __x64_sys_mlockall+0x340/0x500 [ 826.541121] do_syscall_64+0xf9/0x620 [ 826.544979] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 826.550195] RIP: 0033:0x45c479 [ 826.553424] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 826.572384] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 826.580139] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 826.587507] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 826.594819] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 826.602111] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 826.609409] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 826.618608] Task in /syz0 killed as a result of limit of /syz0 [ 826.625212] memory: usage 307200kB, limit 307200kB, failcnt 3404 [ 826.631590] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 826.638515] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 826.645207] Memory cgroup stats for /syz0: cache:0KB rss:298548KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:8KB active_file:4KB unevictable:217548KB [ 826.667412] Memory cgroup out of memory: Kill process 10111 (syz-executor.0) score 1116 or sacrifice child [ 826.678003] Killed process 10117 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 826.691209] Memory cgroup out of memory: Kill process 10115 (syz-executor.4) score 1116 or sacrifice child [ 826.701601] Killed process 10118 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 826.717919] Memory cgroup out of memory: Kill process 10111 (syz-executor.0) score 1116 or sacrifice child [ 826.728761] Killed process 10111 (syz-executor.0) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 826.745284] oom_reaper: reaped process 10111 (syz-executor.0), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 827.092371] oom_kill_process: 2 callbacks suppressed [ 827.092429] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 827.110303] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 827.116043] CPU: 0 PID: 10121 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 827.124089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 827.133473] Call Trace: [ 827.136106] dump_stack+0x188/0x20d [ 827.139764] dump_header+0x159/0xa5e [ 827.143511] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 827.148786] ? ___ratelimit+0x59/0x573 [ 827.152865] oom_kill_process.cold+0x10/0x6dc [ 827.157409] ? task_will_free_mem+0x134/0x6d0 [ 827.161950] out_of_memory+0x349/0x1250 [ 827.165952] ? oom_killer_disable+0x270/0x270 [ 827.170485] ? mem_cgroup_out_of_memory+0x97/0x240 [ 827.175462] mem_cgroup_out_of_memory+0x1c7/0x240 [ 827.180352] ? memcg_event_wake+0x210/0x210 [ 827.184727] ? do_raw_spin_unlock+0x171/0x260 [ 827.189258] try_charge+0xe22/0x1300 [ 827.193027] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 827.197925] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 827.202839] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 827.208952] mem_cgroup_try_charge+0x249/0x5c0 [ 827.213602] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 827.218577] wp_page_copy+0x3fe/0x1530 [ 827.222540] ? follow_pfn+0x260/0x260 [ 827.226376] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 827.231009] do_wp_page+0x518/0xfa0 [ 827.234800] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 827.239526] __handle_mm_fault+0x21a4/0x3b60 [ 827.243962] ? copy_page_range+0x1e70/0x1e70 [ 827.248422] ? count_memcg_event_mm+0x279/0x4c0 [ 827.253147] handle_mm_fault+0x1a5/0x670 [ 827.257379] __get_user_pages+0x599/0x1650 [ 827.261644] ? follow_page_mask+0x1a60/0x1a60 [ 827.266168] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 827.270977] ? retint_kernel+0x2d/0x2d [ 827.274905] populate_vma_page_range+0x1fd/0x290 [ 827.279828] __mm_populate+0x1e8/0x350 [ 827.283795] ? populate_vma_page_range+0x290/0x290 [ 827.288750] ? do_mlock+0x6b0/0x6b0 [ 827.293048] __x64_sys_mlockall+0x340/0x500 [ 827.297580] do_syscall_64+0xf9/0x620 [ 827.301509] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 827.306773] RIP: 0033:0x45c479 [ 827.310020] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 827.329088] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 827.337057] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 827.344380] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 827.351685] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 827.359008] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 827.366311] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 827.373697] Task in /syz5 killed as a result of limit of /syz5 [ 827.380400] memory: usage 307200kB, limit 307200kB, failcnt 6147 [ 827.386810] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 827.393934] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 827.400359] Memory cgroup stats for /syz5: cache:0KB rss:298644KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:12KB active_file:16KB unevictable:250372KB [ 827.422550] Memory cgroup out of memory: Kill process 10119 (syz-executor.5) score 1116 or sacrifice child [ 827.433026] Killed process 10124 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 827.445793] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 827.457698] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 827.463571] CPU: 1 PID: 10123 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 827.471755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 827.481127] Call Trace: [ 827.483758] dump_stack+0x188/0x20d [ 827.487415] dump_header+0x159/0xa5e [ 827.491149] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 827.496266] ? ___ratelimit+0x59/0x573 [ 827.500219] oom_kill_process.cold+0x10/0x6dc [ 827.504754] ? mem_cgroup_get_max+0xcc/0x240 [ 827.509191] out_of_memory+0x349/0x1250 [ 827.513207] ? oom_killer_disable+0x270/0x270 [ 827.517736] mem_cgroup_out_of_memory+0x1c7/0x240 [ 827.522605] ? memcg_event_wake+0x210/0x210 [ 827.526976] ? do_raw_spin_unlock+0x171/0x260 [ 827.531510] try_charge+0xe22/0x1300 [ 827.535290] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 827.540170] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 827.545169] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 827.551275] mem_cgroup_try_charge+0x249/0x5c0 [ 827.556056] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 827.561024] wp_page_copy+0x3fe/0x1530 [ 827.564936] ? follow_pfn+0x260/0x260 [ 827.568751] do_wp_page+0x518/0xfa0 [ 827.572438] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 827.577137] __handle_mm_fault+0x21a4/0x3b60 [ 827.581564] ? copy_page_range+0x1e70/0x1e70 [ 827.586031] ? count_memcg_event_mm+0x279/0x4c0 [ 827.590740] handle_mm_fault+0x1a5/0x670 [ 827.594818] __get_user_pages+0x599/0x1650 [ 827.599113] ? follow_page_mask+0x1a60/0x1a60 [ 827.603640] ? retint_kernel+0x2d/0x2d [ 827.607572] populate_vma_page_range+0x1fd/0x290 [ 827.612509] __mm_populate+0x1e8/0x350 [ 827.616412] ? populate_vma_page_range+0x290/0x290 [ 827.621344] ? do_mlock+0x6b0/0x6b0 [ 827.625149] __x64_sys_mlockall+0x340/0x500 [ 827.629499] do_syscall_64+0xf9/0x620 [ 827.633331] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 827.638543] RIP: 0033:0x45c479 [ 827.641740] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 827.660882] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 827.668624] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 827.675917] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 827.683199] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 827.690505] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 827.697806] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 827.705882] Task in /syz1 killed as a result of limit of /syz1 [ 827.712524] memory: usage 307200kB, limit 307200kB, failcnt 8687 [ 827.718883] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 827.726165] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 827.732643] Memory cgroup stats for /syz1: cache:0KB rss:297528KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:8KB active_file:8KB unevictable:177632KB [ 827.755236] Memory cgroup out of memory: Kill process 10120 (syz-executor.1) score 1116 or sacrifice child [ 827.765711] Killed process 10129 (syz-executor.1) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 827.793381] oom_reaper: reaped process 10129 (syz-executor.1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 828.228568] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 828.240291] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 828.246007] CPU: 1 PID: 10134 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 828.253920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 828.263436] Call Trace: [ 828.266066] dump_stack+0x188/0x20d [ 828.269806] dump_header+0x159/0xa5e [ 828.273628] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 828.278767] ? ___ratelimit+0x59/0x573 [ 828.282705] oom_kill_process.cold+0x10/0x6dc [ 828.287403] ? task_will_free_mem+0x134/0x6d0 [ 828.291937] out_of_memory+0x349/0x1250 [ 828.296057] ? oom_killer_disable+0x270/0x270 [ 828.300724] mem_cgroup_out_of_memory+0x1c7/0x240 [ 828.305612] ? memcg_event_wake+0x210/0x210 [ 828.309964] ? do_raw_spin_unlock+0x171/0x260 [ 828.314497] try_charge+0xe22/0x1300 [ 828.318254] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 828.323154] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 828.328076] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 828.334180] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 828.338987] mem_cgroup_try_charge+0x249/0x5c0 [ 828.343621] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 828.348608] wp_page_copy+0x3fe/0x1530 [ 828.352545] ? follow_pfn+0x260/0x260 [ 828.356546] ? __lock_acquire+0x6ee/0x49c0 [ 828.360831] do_wp_page+0x518/0xfa0 [ 828.364494] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 828.369217] __handle_mm_fault+0x21a4/0x3b60 [ 828.373688] ? copy_page_range+0x1e70/0x1e70 [ 828.378130] ? count_memcg_event_mm+0x279/0x4c0 [ 828.382989] handle_mm_fault+0x1a5/0x670 [ 828.387091] __get_user_pages+0x599/0x1650 [ 828.391357] ? follow_page_mask+0x1a60/0x1a60 [ 828.395889] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 828.400697] ? retint_kernel+0x2d/0x2d [ 828.404627] populate_vma_page_range+0x1fd/0x290 [ 828.409461] __mm_populate+0x1e8/0x350 [ 828.413412] ? populate_vma_page_range+0x290/0x290 [ 828.418367] ? do_mlock+0x6b0/0x6b0 [ 828.422030] __x64_sys_mlockall+0x340/0x500 [ 828.426426] do_syscall_64+0xf9/0x620 [ 828.430289] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 828.435521] RIP: 0033:0x45c479 [ 828.438746] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 828.457826] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 828.465683] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 828.472990] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 828.480302] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 828.487612] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 828.494908] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 828.503343] Task in /syz2 killed as a result of limit of /syz2 [ 828.509832] memory: usage 307200kB, limit 307200kB, failcnt 2455 [ 828.516104] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 828.523242] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 828.529633] Memory cgroup stats for /syz2: cache:0KB rss:298164KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:76856KB active_anon:72KB inactive_file:8KB active_file:0KB unevictable:221328KB [ 828.551701] Memory cgroup out of memory: Kill process 10132 (syz-executor.2) score 1116 or sacrifice child [ 828.561999] Killed process 10135 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 828.579306] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 828.591846] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 828.597552] CPU: 0 PID: 10138 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 828.605475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 828.614866] Call Trace: [ 828.617496] dump_stack+0x188/0x20d [ 828.621147] dump_header+0x159/0xa5e [ 828.624897] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 828.630051] ? ___ratelimit+0x59/0x573 [ 828.633967] oom_kill_process.cold+0x10/0x6dc [ 828.638528] ? out_of_memory+0x11d/0x1250 [ 828.642713] ? out_of_memory+0x12b/0x1250 [ 828.646887] out_of_memory+0x349/0x1250 [ 828.651036] ? oom_killer_disable+0x270/0x270 [ 828.655592] mem_cgroup_out_of_memory+0x1c7/0x240 [ 828.660482] ? memcg_event_wake+0x210/0x210 [ 828.664999] ? do_raw_spin_unlock+0x171/0x260 [ 828.669531] try_charge+0xe22/0x1300 [ 828.673290] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 828.678191] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 828.683080] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 828.689200] mem_cgroup_try_charge+0x249/0x5c0 [ 828.693841] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 828.699096] wp_page_copy+0x3fe/0x1530 [ 828.703045] ? follow_pfn+0x260/0x260 [ 828.706886] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 828.711696] do_wp_page+0x518/0xfa0 [ 828.715374] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 828.720108] __handle_mm_fault+0x21a4/0x3b60 [ 828.724565] ? copy_page_range+0x1e70/0x1e70 [ 828.729001] ? count_memcg_event_mm+0x279/0x4c0 [ 828.733714] handle_mm_fault+0x1a5/0x670 [ 828.737813] __get_user_pages+0x599/0x1650 [ 828.742083] ? follow_page_mask+0x1a60/0x1a60 [ 828.746636] populate_vma_page_range+0x1fd/0x290 [ 828.751414] __mm_populate+0x1e8/0x350 [ 828.755328] ? populate_vma_page_range+0x290/0x290 [ 828.760278] ? do_mlock+0x6b0/0x6b0 [ 828.763939] __x64_sys_mlockall+0x340/0x500 [ 828.768295] do_syscall_64+0xf9/0x620 [ 828.772117] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 828.777321] RIP: 0033:0x45c479 [ 828.780629] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 828.799548] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 828.807292] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 828.814602] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 828.821883] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 828.829179] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 828.836462] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 828.844810] Task in /syz4 killed as a result of limit of /syz4 [ 828.851375] memory: usage 307200kB, limit 307200kB, failcnt 2812 [ 828.857807] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 828.866205] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 828.873023] Memory cgroup stats for /syz4: cache:0KB rss:298408KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79044KB active_anon:48KB inactive_file:4KB active_file:0KB unevictable:219464KB [ 828.895666] Memory cgroup out of memory: Kill process 10137 (syz-executor.4) score 1116 or sacrifice child [ 828.906221] Killed process 10139 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 829.459266] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 829.471546] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 829.477442] CPU: 0 PID: 10146 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 829.485462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 829.495001] Call Trace: [ 829.497651] dump_stack+0x188/0x20d [ 829.501309] dump_header+0x159/0xa5e [ 829.505059] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 829.510202] ? ___ratelimit+0x59/0x573 [ 829.514116] oom_kill_process.cold+0x10/0x6dc [ 829.518656] ? task_will_free_mem+0x134/0x6d0 [ 829.523183] out_of_memory+0x349/0x1250 [ 829.527205] ? oom_killer_disable+0x270/0x270 [ 829.531748] mem_cgroup_out_of_memory+0x1c7/0x240 [ 829.536626] ? memcg_event_wake+0x210/0x210 [ 829.541013] ? do_raw_spin_unlock+0x171/0x260 [ 829.545564] try_charge+0xe22/0x1300 [ 829.549320] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 829.554223] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 829.559090] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 829.565209] mem_cgroup_try_charge+0x249/0x5c0 [ 829.569822] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 829.574800] wp_page_copy+0x3fe/0x1530 [ 829.578720] ? follow_pfn+0x260/0x260 [ 829.582534] ? __lock_acquire+0x6ee/0x49c0 [ 829.586820] do_wp_page+0x518/0xfa0 [ 829.590473] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 829.595170] __handle_mm_fault+0x21a4/0x3b60 [ 829.599607] ? copy_page_range+0x1e70/0x1e70 [ 829.604055] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 829.608992] ? handle_mm_fault+0x189/0x670 [ 829.613252] handle_mm_fault+0x1a5/0x670 [ 829.617505] __get_user_pages+0x599/0x1650 [ 829.621787] ? follow_page_mask+0x1a60/0x1a60 [ 829.626318] ? populate_vma_page_range+0x10e/0x290 [ 829.631297] populate_vma_page_range+0x1fd/0x290 [ 829.636111] __mm_populate+0x1e8/0x350 [ 829.640229] ? populate_vma_page_range+0x290/0x290 [ 829.645177] ? do_mlock+0x6b0/0x6b0 [ 829.648831] __x64_sys_mlockall+0x340/0x500 [ 829.653171] do_syscall_64+0xf9/0x620 [ 829.657022] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 829.662231] RIP: 0033:0x45c479 [ 829.665453] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 829.684391] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 829.692267] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 829.699582] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 829.706891] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 829.714296] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 829.721581] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 829.730167] Task in /syz0 killed as a result of limit of /syz0 [ 829.736474] memory: usage 307200kB, limit 307200kB, failcnt 3426 [ 829.742809] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 829.749801] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 829.756072] Memory cgroup stats for /syz0: cache:0KB rss:298596KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:8KB active_file:4KB unevictable:217520KB [ 829.778092] Memory cgroup out of memory: Kill process 10145 (syz-executor.0) score 1116 or sacrifice child [ 829.788163] Killed process 10149 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 829.803643] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 829.803790] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 829.804055] CPU: 0 PID: 10148 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 829.804066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 829.804071] Call Trace: [ 829.804105] dump_stack+0x188/0x20d [ 829.804130] dump_header+0x159/0xa5e [ 829.804151] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 829.804166] ? ___ratelimit+0x59/0x573 2020/03/03 17:53:09 executed programs: 396 [ 829.804186] oom_kill_process.cold+0x10/0x6dc [ 829.804205] ? task_will_free_mem+0x134/0x6d0 [ 829.804225] out_of_memory+0x349/0x1250 [ 829.804248] ? oom_killer_disable+0x270/0x270 [ 829.804277] mem_cgroup_out_of_memory+0x1c7/0x240 [ 829.804295] ? memcg_event_wake+0x210/0x210 [ 829.804320] ? do_raw_spin_unlock+0x171/0x260 [ 829.804335] try_charge+0xe22/0x1300 [ 829.804358] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 829.804377] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 829.804397] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 829.804421] mem_cgroup_try_charge+0x249/0x5c0 [ 829.804442] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 829.804463] wp_page_copy+0x3fe/0x1530 [ 829.804489] ? follow_pfn+0x260/0x260 [ 829.804505] ? __lock_acquire+0x6ee/0x49c0 [ 829.804526] do_wp_page+0x518/0xfa0 [ 829.804550] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 829.804580] __handle_mm_fault+0x21a4/0x3b60 [ 829.804600] ? copy_page_range+0x1e70/0x1e70 [ 829.804614] ? count_memcg_event_mm+0x279/0x4c0 [ 829.804646] handle_mm_fault+0x1a5/0x670 [ 829.804665] __get_user_pages+0x599/0x1650 [ 829.804710] ? follow_page_mask+0x1a60/0x1a60 [ 829.804734] ? populate_vma_page_range+0x17e/0x290 [ 829.804752] populate_vma_page_range+0x1fd/0x290 [ 829.804771] __mm_populate+0x1e8/0x350 [ 829.804788] ? populate_vma_page_range+0x290/0x290 [ 829.804799] ? do_mlock+0x6b0/0x6b0 [ 829.804820] __x64_sys_mlockall+0x340/0x500 [ 829.804840] do_syscall_64+0xf9/0x620 [ 829.804857] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 829.804870] RIP: 0033:0x45c479 [ 829.804886] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 829.804893] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 829.804906] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 829.804914] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 829.804921] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 829.804929] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 829.804936] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 829.804994] Task in /syz5 killed as a result of limit of /syz5 [ 829.805110] memory: usage 307200kB, limit 307200kB, failcnt 6183 [ 829.805120] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 829.805129] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 829.805178] Memory cgroup stats for /syz5: cache:0KB rss:298592KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:8KB active_file:8KB unevictable:250348KB [ 829.806095] Memory cgroup out of memory: Kill process 10141 (syz-executor.5) score 1116 or sacrifice child [ 829.806528] Killed process 10150 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 830.005567] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 830.005579] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 830.005606] CPU: 1 PID: 10154 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 830.005613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 830.005618] Call Trace: [ 830.005646] dump_stack+0x188/0x20d [ 830.005666] dump_header+0x159/0xa5e [ 830.005683] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 830.005697] ? ___ratelimit+0x59/0x573 [ 830.005715] oom_kill_process.cold+0x10/0x6dc [ 830.005731] ? task_will_free_mem+0x134/0x6d0 [ 830.005749] out_of_memory+0x349/0x1250 [ 830.005769] ? oom_killer_disable+0x270/0x270 [ 830.005793] mem_cgroup_out_of_memory+0x1c7/0x240 [ 830.005807] ? memcg_event_wake+0x210/0x210 [ 830.005830] ? do_raw_spin_unlock+0x171/0x260 [ 830.005844] try_charge+0xe22/0x1300 [ 830.005865] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 830.005881] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 830.005898] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 830.005916] ? mark_held_locks+0xf0/0xf0 [ 830.005937] mem_cgroup_try_charge+0x249/0x5c0 [ 830.005955] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 830.005972] __handle_mm_fault+0x1cfb/0x3b60 [ 830.005988] ? copy_page_range+0x1e70/0x1e70 [ 830.006004] ? count_memcg_event_mm+0x279/0x4c0 [ 830.006035] handle_mm_fault+0x1a5/0x670 [ 830.006054] __get_user_pages+0x599/0x1650 [ 830.006077] ? follow_page_mask+0x1a60/0x1a60 [ 830.006098] ? lock_acquire+0x170/0x400 [ 830.006116] populate_vma_page_range+0x1fd/0x290 [ 830.006134] __mm_populate+0x1e8/0x350 [ 830.006170] ? populate_vma_page_range+0x290/0x290 [ 830.006181] ? do_mlock+0x6b0/0x6b0 [ 830.006201] __x64_sys_mlockall+0x340/0x500 [ 830.006217] do_syscall_64+0xf9/0x620 [ 830.006234] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 830.006245] RIP: 0033:0x45c479 [ 830.006260] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 830.006267] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 830.006280] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 830.006296] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 830.006303] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 830.006310] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 830.006317] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 830.006336] Task in /syz3 killed as a result of limit of /syz3 [ 830.006360] memory: usage 307200kB, limit 307200kB, failcnt 2154 [ 830.006368] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 830.006376] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 830.006381] Memory cgroup stats for /syz3: cache:0KB rss:298764KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:81192KB active_anon:92KB inactive_file:8KB active_file:4KB unevictable:217500KB [ 830.006449] Memory cgroup out of memory: Kill process 10131 (syz-executor.3) score 1049 or sacrifice child [ 830.006504] Killed process 10131 (syz-executor.3) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 830.361520] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 830.361649] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 830.361789] CPU: 0 PID: 10144 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 830.361798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 830.361803] Call Trace: [ 830.361839] dump_stack+0x188/0x20d [ 830.361861] dump_header+0x159/0xa5e [ 830.361880] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 830.361893] ? ___ratelimit+0x59/0x573 [ 830.361910] oom_kill_process.cold+0x10/0x6dc [ 830.361928] ? out_of_memory+0x26a/0x1250 [ 830.361944] out_of_memory+0x349/0x1250 [ 830.361965] ? mark_held_locks+0xa6/0xf0 [ 830.361978] ? oom_killer_disable+0x270/0x270 [ 830.361993] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 830.362018] mem_cgroup_out_of_memory+0x1c7/0x240 [ 830.362032] ? memcg_event_wake+0x210/0x210 [ 830.362056] try_charge+0xe22/0x1300 [ 830.362076] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 830.362092] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 830.362110] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 830.362130] mem_cgroup_try_charge+0x249/0x5c0 [ 830.362148] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 830.362169] wp_page_copy+0x3fe/0x1530 [ 830.362191] ? follow_pfn+0x260/0x260 [ 830.362210] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 830.362226] do_wp_page+0x518/0xfa0 2020/03/03 17:53:15 executed programs: 415 [ 830.362243] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 830.362263] __handle_mm_fault+0x21a4/0x3b60 [ 830.362279] ? copy_page_range+0x1e70/0x1e70 [ 830.362293] ? count_memcg_event_mm+0x279/0x4c0 [ 830.362325] handle_mm_fault+0x1a5/0x670 [ 830.362343] __get_user_pages+0x599/0x1650 [ 830.362366] ? follow_page_mask+0x1a60/0x1a60 [ 830.362378] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 830.362396] ? retint_kernel+0x2d/0x2d [ 830.362416] populate_vma_page_range+0x1fd/0x290 [ 830.362434] __mm_populate+0x1e8/0x350 [ 830.362451] ? populate_vma_page_range+0x290/0x290 [ 830.362462] ? do_mlock+0x6b0/0x6b0 [ 830.362481] __x64_sys_mlockall+0x340/0x500 [ 830.362497] do_syscall_64+0xf9/0x620 [ 830.362514] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 830.362526] RIP: 0033:0x45c479 [ 830.362541] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 830.362548] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 830.362567] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 830.362574] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 830.362581] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 830.362589] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 830.362596] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 830.362679] Task in /syz1 killed as a result of limit of /syz1 [ 830.362843] memory: usage 307200kB, limit 307200kB, failcnt 8715 [ 830.362912] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 830.362973] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 830.363034] Memory cgroup stats for /syz1: cache:0KB rss:297484KB rss_huge:243712KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:8KB active_file:8KB unevictable:177612KB [ 830.363505] Memory cgroup out of memory: Kill process 10143 (syz-executor.1) score 1116 or sacrifice child [ 830.364090] Killed process 10151 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 830.444682] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 830.444790] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 830.444978] CPU: 1 PID: 10154 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 830.444986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 830.444992] Call Trace: [ 830.445034] dump_stack+0x188/0x20d [ 830.445066] dump_header+0x159/0xa5e [ 830.445087] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 830.445102] ? ___ratelimit+0x59/0x573 [ 830.445119] oom_kill_process.cold+0x10/0x6dc [ 830.445136] ? out_of_memory+0x216/0x1250 [ 830.445148] ? oom_badness+0x670/0x670 [ 830.445163] ? mem_cgroup_scan_tasks+0x10/0x160 [ 830.445179] out_of_memory+0x349/0x1250 [ 830.445198] ? oom_killer_disable+0x270/0x270 [ 830.445223] mem_cgroup_out_of_memory+0x1c7/0x240 [ 830.445238] ? memcg_event_wake+0x210/0x210 [ 830.445263] ? do_raw_spin_unlock+0x171/0x260 [ 830.445292] try_charge+0xe22/0x1300 [ 830.445314] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 830.445332] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 830.445351] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 830.445362] ? retint_kernel+0x2d/0x2d [ 830.445384] ? __lock_acquire+0x6ee/0x49c0 [ 830.445400] mem_cgroup_try_charge+0x249/0x5c0 [ 830.445418] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 830.445441] wp_page_copy+0x3fe/0x1530 [ 830.445463] ? follow_pfn+0x260/0x260 [ 830.445478] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 830.445495] do_wp_page+0x518/0xfa0 [ 830.445510] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 830.445532] __handle_mm_fault+0x21a4/0x3b60 [ 830.445548] ? copy_page_range+0x1e70/0x1e70 [ 830.445561] ? count_memcg_event_mm+0x279/0x4c0 [ 830.445593] handle_mm_fault+0x1a5/0x670 [ 830.445611] __get_user_pages+0x599/0x1650 [ 830.445634] ? follow_page_mask+0x1a60/0x1a60 [ 830.445657] ? populate_vma_page_range+0x33/0x290 [ 830.445674] populate_vma_page_range+0x1fd/0x290 [ 830.445694] __mm_populate+0x1e8/0x350 [ 830.445711] ? populate_vma_page_range+0x290/0x290 [ 830.445722] ? do_mlock+0x6b0/0x6b0 [ 830.445743] __x64_sys_mlockall+0x340/0x500 [ 830.445762] do_syscall_64+0xf9/0x620 [ 830.445779] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 830.445792] RIP: 0033:0x45c479 [ 830.445808] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 830.445815] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 830.445828] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 2020/03/03 17:53:21 executed programs: 432 [ 830.445835] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 830.445842] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 830.445850] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 830.445857] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 830.445894] Task in /syz3 killed as a result of limit of /syz3 [ 830.446141] memory: usage 307200kB, limit 307200kB, failcnt 2353 [ 830.446203] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 830.446272] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 830.446357] Memory cgroup stats for /syz3: cache:0KB rss:298692KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:65340KB active_anon:76KB inactive_file:8KB active_file:4KB unevictable:233292KB [ 830.446925] Memory cgroup out of memory: Kill process 10153 (syz-executor.3) score 1116 or sacrifice child [ 830.447315] Killed process 10155 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 830.910730] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 830.910810] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 830.910977] CPU: 0 PID: 10160 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 830.910986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 830.910991] Call Trace: [ 830.911024] dump_stack+0x188/0x20d [ 830.911046] dump_header+0x159/0xa5e [ 830.911069] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 830.911083] ? ___ratelimit+0x59/0x573 [ 830.911100] oom_kill_process.cold+0x10/0x6dc [ 830.911124] out_of_memory+0x349/0x1250 [ 830.911143] ? oom_killer_disable+0x270/0x270 [ 830.911170] mem_cgroup_out_of_memory+0x1c7/0x240 [ 830.911184] ? memcg_event_wake+0x210/0x210 [ 830.911208] ? do_raw_spin_unlock+0x171/0x260 [ 830.911221] try_charge+0xe22/0x1300 [ 830.911242] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 830.911259] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 830.911276] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 830.911297] mem_cgroup_try_charge+0x249/0x5c0 [ 830.911315] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 830.911332] wp_page_copy+0x3fe/0x1530 [ 830.911354] ? follow_pfn+0x260/0x260 [ 830.911367] ? __lock_acquire+0x6ee/0x49c0 [ 830.911385] do_wp_page+0x518/0xfa0 [ 830.911401] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 830.911422] __handle_mm_fault+0x21a4/0x3b60 [ 830.911438] ? copy_page_range+0x1e70/0x1e70 [ 830.911452] ? count_memcg_event_mm+0x279/0x4c0 [ 830.911484] handle_mm_fault+0x1a5/0x670 [ 830.911502] __get_user_pages+0x599/0x1650 [ 830.911525] ? follow_page_mask+0x1a60/0x1a60 [ 830.911548] ? populate_vma_page_range+0x1c3/0x290 [ 830.911564] populate_vma_page_range+0x1fd/0x290 [ 830.911583] __mm_populate+0x1e8/0x350 [ 830.911600] ? populate_vma_page_range+0x290/0x290 [ 830.911611] ? do_mlock+0x6b0/0x6b0 [ 830.911631] __x64_sys_mlockall+0x340/0x500 [ 830.911648] do_syscall_64+0xf9/0x620 [ 830.911665] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 830.911677] RIP: 0033:0x45c479 [ 830.911691] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 830.911698] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 2020/03/03 17:53:26 executed programs: 449 [ 830.911711] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 830.911718] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 830.911725] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 830.911733] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 830.911741] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 830.911813] Task in /syz2 killed as a result of limit of /syz2 [ 830.911962] memory: usage 307200kB, limit 307200kB, failcnt 2484 [ 830.912013] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 830.912111] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 830.912167] Memory cgroup stats for /syz2: cache:0KB rss:298196KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:76860KB active_anon:68KB inactive_file:4KB active_file:4KB unevictable:221292KB [ 830.912713] Memory cgroup out of memory: Kill process 10157 (syz-executor.2) score 1116 or sacrifice child [ 830.913115] Killed process 10165 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 830.971456] Memory cgroup out of memory: Kill process 10162 (syz-executor.5) score 1116 or sacrifice child [ 830.971700] Killed process 10167 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 831.460087] Memory cgroup out of memory: Kill process 10161 (syz-executor.4) score 1116 or sacrifice child [ 831.460438] Killed process 10171 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 831.510015] Memory cgroup out of memory: Kill process 10161 (syz-executor.4) score 1116 or sacrifice child [ 831.510305] Killed process 10161 (syz-executor.4) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 831.559551] oom_reaper: reaped process 10161 (syz-executor.4), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 831.593480] Memory cgroup out of memory: Kill process 10168 (syz-executor.1) score 1116 or sacrifice child [ 831.593696] Killed process 10170 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 832.156034] oom_kill_process: 4 callbacks suppressed [ 832.156073] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 832.156161] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 832.156330] CPU: 0 PID: 10178 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 832.156339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 832.156345] Call Trace: [ 832.156379] dump_stack+0x188/0x20d [ 832.156400] dump_header+0x159/0xa5e [ 832.156420] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 832.156435] ? ___ratelimit+0x59/0x573 [ 832.156450] oom_kill_process.cold+0x10/0x6dc [ 832.156467] ? task_will_free_mem+0x134/0x6d0 [ 832.156486] out_of_memory+0x349/0x1250 [ 832.156505] ? oom_killer_disable+0x270/0x270 [ 832.156534] mem_cgroup_out_of_memory+0x1c7/0x240 [ 832.156549] ? memcg_event_wake+0x210/0x210 [ 832.156573] ? do_raw_spin_unlock+0x171/0x260 [ 832.156587] try_charge+0xe22/0x1300 [ 832.156608] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 832.156625] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 832.156643] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 832.156664] mem_cgroup_try_charge+0x249/0x5c0 [ 832.156683] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 832.156704] wp_page_copy+0x3fe/0x1530 [ 832.156726] ? follow_pfn+0x260/0x260 [ 832.156748] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 832.156764] do_wp_page+0x518/0xfa0 [ 832.156780] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 832.156793] ? __handle_mm_fault+0x1751/0x3b60 [ 832.156810] __handle_mm_fault+0x21a4/0x3b60 [ 832.156827] ? copy_page_range+0x1e70/0x1e70 [ 832.156841] ? count_memcg_event_mm+0x279/0x4c0 [ 832.156873] handle_mm_fault+0x1a5/0x670 [ 832.156890] __get_user_pages+0x599/0x1650 [ 832.156913] ? follow_page_mask+0x1a60/0x1a60 [ 832.156936] ? populate_vma_page_range+0x17e/0x290 [ 832.156962] populate_vma_page_range+0x1fd/0x290 [ 832.156982] __mm_populate+0x1e8/0x350 [ 832.156999] ? populate_vma_page_range+0x290/0x290 [ 832.157009] ? do_mlock+0x6b0/0x6b0 [ 832.157030] __x64_sys_mlockall+0x340/0x500 [ 832.157046] do_syscall_64+0xf9/0x620 [ 832.157062] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 832.157075] RIP: 0033:0x45c479 [ 832.157090] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 832.157098] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 832.157110] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 832.157118] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 832.157125] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 832.157132] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 832.157140] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 832.157180] Task in /syz3 killed as a result of limit of /syz3 [ 832.157350] memory: usage 307200kB, limit 307200kB, failcnt 2398 [ 832.157410] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 832.157451] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 832.157507] Memory cgroup stats for /syz3: cache:0KB rss:298580KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66480KB active_anon:76KB inactive_file:8KB active_file:4KB unevictable:232128KB [ 832.157958] Memory cgroup out of memory: Kill process 10177 (syz-executor.3) score 1116 or sacrifice child [ 832.158268] Killed process 10183 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 832.173921] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 832.173968] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 832.174127] CPU: 0 PID: 10178 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 832.174136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 832.174142] Call Trace: [ 832.174174] dump_stack+0x188/0x20d [ 832.174196] dump_header+0x159/0xa5e [ 832.174216] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 832.174231] ? ___ratelimit+0x59/0x573 [ 832.174248] oom_kill_process.cold+0x10/0x6dc [ 832.174266] ? task_will_free_mem+0x134/0x6d0 [ 832.174284] out_of_memory+0x349/0x1250 [ 832.174302] ? oom_killer_disable+0x270/0x270 [ 832.174332] mem_cgroup_out_of_memory+0x1c7/0x240 [ 832.174348] ? memcg_event_wake+0x210/0x210 [ 832.174372] ? do_raw_spin_unlock+0x171/0x260 [ 832.174386] try_charge+0xe22/0x1300 [ 832.174407] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 832.174423] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 832.174441] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 832.174462] mem_cgroup_try_charge+0x249/0x5c0 [ 832.174480] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 832.174500] wp_page_copy+0x3fe/0x1530 [ 832.174549] ? follow_pfn+0x260/0x260 [ 832.174569] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 832.174584] do_wp_page+0x518/0xfa0 [ 832.174600] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 832.174613] ? __handle_mm_fault+0x1751/0x3b60 [ 832.174630] __handle_mm_fault+0x21a4/0x3b60 [ 832.174646] ? copy_page_range+0x1e70/0x1e70 [ 832.174660] ? count_memcg_event_mm+0x279/0x4c0 [ 832.174697] handle_mm_fault+0x1a5/0x670 [ 832.174714] __get_user_pages+0x599/0x1650 [ 832.174736] ? follow_page_mask+0x1a60/0x1a60 [ 832.174759] ? populate_vma_page_range+0x17e/0x290 [ 832.174776] populate_vma_page_range+0x1fd/0x290 [ 832.174794] __mm_populate+0x1e8/0x350 [ 832.174811] ? populate_vma_page_range+0x290/0x290 [ 832.174822] ? do_mlock+0x6b0/0x6b0 [ 832.174842] __x64_sys_mlockall+0x340/0x500 [ 832.174857] do_syscall_64+0xf9/0x620 [ 832.174873] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 832.174885] RIP: 0033:0x45c479 [ 832.174899] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 832.174906] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 832.174918] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 832.174925] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 832.174932] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 832.174939] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 832.174946] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 832.174981] Task in /syz3 killed as a result of limit of /syz3 [ 832.175179] memory: usage 301372kB, limit 307200kB, failcnt 2404 [ 832.175247] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 832.175290] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 832.175355] Memory cgroup stats for /syz3: cache:0KB rss:292968KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:64860KB active_anon:76KB inactive_file:8KB active_file:4KB unevictable:228032KB [ 832.175911] Memory cgroup out of memory: Kill process 10177 (syz-executor.3) score 1116 or sacrifice child [ 832.176291] Killed process 10177 (syz-executor.3) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 832.290052] oom_reaper: reaped process 10177 (syz-executor.3), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 832.390675] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 832.390740] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 832.390899] CPU: 1 PID: 10182 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 832.390908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 832.390913] Call Trace: [ 832.390947] dump_stack+0x188/0x20d [ 832.390972] dump_header+0x159/0xa5e [ 832.390994] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 832.391009] ? ___ratelimit+0x59/0x573 [ 832.391028] oom_kill_process.cold+0x10/0x6dc [ 832.391045] ? task_will_free_mem+0x134/0x6d0 [ 832.391061] out_of_memory+0x349/0x1250 [ 832.391081] ? oom_killer_disable+0x270/0x270 [ 832.391110] mem_cgroup_out_of_memory+0x1c7/0x240 [ 832.391125] ? memcg_event_wake+0x210/0x210 [ 832.391151] ? do_raw_spin_unlock+0x171/0x260 [ 832.391165] try_charge+0xe22/0x1300 [ 832.391187] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 832.391204] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 832.391223] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 832.391245] mem_cgroup_try_charge+0x249/0x5c0 [ 832.391264] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 832.391287] wp_page_copy+0x3fe/0x1530 [ 832.391311] ? follow_pfn+0x260/0x260 [ 832.391325] ? __lock_acquire+0x6ee/0x49c0 [ 832.391338] ? mark_held_locks+0xa6/0xf0 [ 832.391356] do_wp_page+0x518/0xfa0 [ 832.391373] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 832.391395] __handle_mm_fault+0x21a4/0x3b60 [ 832.391412] ? copy_page_range+0x1e70/0x1e70 [ 832.391425] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 832.391441] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 832.391468] ? handle_mm_fault+0x12c/0x670 [ 832.391484] handle_mm_fault+0x1a5/0x670 [ 832.391503] __get_user_pages+0x599/0x1650 [ 832.391527] ? follow_page_mask+0x1a60/0x1a60 [ 832.391540] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 832.391567] ? retint_kernel+0x2d/0x2d [ 832.391589] populate_vma_page_range+0x1fd/0x290 [ 832.391608] __mm_populate+0x1e8/0x350 [ 832.391627] ? populate_vma_page_range+0x290/0x290 [ 832.391637] ? do_mlock+0x6b0/0x6b0 [ 832.391659] __x64_sys_mlockall+0x340/0x500 [ 832.391676] do_syscall_64+0xf9/0x620 [ 832.391693] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 832.391706] RIP: 0033:0x45c479 [ 832.391722] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 832.391730] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 832.391743] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 832.391750] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 832.391758] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 832.391766] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 832.391774] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 832.391863] Task in /syz1 killed as a result of limit of /syz1 [ 832.392020] memory: usage 307200kB, limit 307200kB, failcnt 8807 [ 832.392112] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 832.392182] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 832.392247] Memory cgroup stats for /syz1: cache:0KB rss:297444KB rss_huge:243712KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:12KB active_file:12KB unevictable:177548KB [ 832.392792] Memory cgroup out of memory: Kill process 10179 (syz-executor.1) score 1116 or sacrifice child [ 832.393249] Killed process 10185 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 832.417464] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 832.417603] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 832.417780] CPU: 1 PID: 10182 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 832.417788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 832.417794] Call Trace: [ 832.417825] dump_stack+0x188/0x20d [ 832.417845] dump_header+0x159/0xa5e [ 832.417877] ? oom_kill_process+0x130/0x140 [ 832.417897] oom_kill_process.cold+0x10/0x6dc [ 832.417914] ? task_will_free_mem+0x134/0x6d0 [ 832.417931] out_of_memory+0x349/0x1250 [ 832.417949] ? oom_killer_disable+0x270/0x270 [ 832.417976] mem_cgroup_out_of_memory+0x1c7/0x240 [ 832.417991] ? memcg_event_wake+0x210/0x210 [ 832.418021] ? do_raw_spin_unlock+0x171/0x260 [ 832.418037] try_charge+0xe22/0x1300 [ 832.418062] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 832.418080] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 832.418098] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 832.418120] mem_cgroup_try_charge+0x249/0x5c0 [ 832.418139] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 832.418162] wp_page_copy+0x3fe/0x1530 [ 832.418185] ? follow_pfn+0x260/0x260 [ 832.418201] ? __lock_acquire+0x6ee/0x49c0 [ 832.418215] ? mark_held_locks+0xa6/0xf0 [ 832.418233] do_wp_page+0x518/0xfa0 [ 832.418249] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 832.418267] __handle_mm_fault+0x21a4/0x3b60 [ 832.418281] ? copy_page_range+0x1e70/0x1e70 [ 832.418291] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 832.418307] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 832.418329] ? handle_mm_fault+0x12c/0x670 [ 832.418343] handle_mm_fault+0x1a5/0x670 [ 832.418360] __get_user_pages+0x599/0x1650 [ 832.418379] ? follow_page_mask+0x1a60/0x1a60 [ 832.418390] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 832.418410] ? retint_kernel+0x2d/0x2d [ 832.418427] populate_vma_page_range+0x1fd/0x290 [ 832.418444] __mm_populate+0x1e8/0x350 [ 832.418458] ? populate_vma_page_range+0x290/0x290 [ 832.418468] ? do_mlock+0x6b0/0x6b0 [ 832.418486] __x64_sys_mlockall+0x340/0x500 [ 832.418501] do_syscall_64+0xf9/0x620 [ 832.418514] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 832.418525] RIP: 0033:0x45c479 [ 832.418540] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 832.418547] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 832.418558] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 832.418564] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 832.418570] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 832.418577] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 832.418583] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 832.418667] Task in /syz1 killed as a result of limit of /syz1 [ 832.418769] memory: usage 305728kB, limit 307200kB, failcnt 8819 [ 832.418790] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 832.418831] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 832.418862] Memory cgroup stats for /syz1: cache:0KB rss:296012KB rss_huge:243712KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:118280KB active_anon:148KB inactive_file:12KB active_file:12KB unevictable:175500KB [ 832.419351] Memory cgroup out of memory: Kill process 10179 (syz-executor.1) score 1116 or sacrifice child [ 832.419946] Killed process 10179 (syz-executor.1) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 832.421290] oom_reaper: reaped process 10179 (syz-executor.1), now anon-rss:18252kB, file-rss:21608kB, shmem-rss:0kB [ 832.631846] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 832.631935] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 832.632106] CPU: 0 PID: 10187 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 832.632113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 832.632119] Call Trace: [ 832.632152] dump_stack+0x188/0x20d [ 832.632173] dump_header+0x159/0xa5e [ 832.632191] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 832.632205] ? ___ratelimit+0x59/0x573 [ 832.632221] oom_kill_process.cold+0x10/0x6dc [ 832.632239] ? task_will_free_mem+0x134/0x6d0 [ 832.632257] out_of_memory+0x349/0x1250 [ 832.632277] ? oom_killer_disable+0x270/0x270 [ 832.632291] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 832.632309] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 832.632332] mem_cgroup_out_of_memory+0x1c7/0x240 [ 832.632346] ? memcg_event_wake+0x210/0x210 [ 832.632364] ? mem_cgroup_out_of_memory+0x1e/0x240 [ 832.632377] try_charge+0xe22/0x1300 [ 832.632398] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 832.632415] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 832.632433] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 832.632454] mem_cgroup_try_charge+0x249/0x5c0 [ 832.632474] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 832.632493] wp_page_copy+0x3fe/0x1530 [ 832.632515] ? follow_pfn+0x260/0x260 [ 832.632527] ? __lock_acquire+0x6ee/0x49c0 [ 832.632546] do_wp_page+0x518/0xfa0 [ 832.632561] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 832.632581] __handle_mm_fault+0x21a4/0x3b60 [ 832.632597] ? copy_page_range+0x1e70/0x1e70 [ 832.632612] ? count_memcg_event_mm+0x279/0x4c0 [ 832.632644] handle_mm_fault+0x1a5/0x670 [ 832.632662] __get_user_pages+0x599/0x1650 [ 832.632687] ? follow_page_mask+0x1a60/0x1a60 [ 832.632699] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 832.632717] ? retint_kernel+0x2d/0x2d [ 832.632738] populate_vma_page_range+0x1fd/0x290 [ 832.632757] __mm_populate+0x1e8/0x350 [ 832.632775] ? populate_vma_page_range+0x290/0x290 [ 832.632785] ? do_mlock+0x6b0/0x6b0 [ 832.632806] __x64_sys_mlockall+0x340/0x500 [ 832.632821] do_syscall_64+0xf9/0x620 [ 832.632838] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 832.632849] RIP: 0033:0x45c479 [ 832.632869] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 832.632877] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 832.632889] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 832.632896] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 832.632903] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 832.632911] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 832.632918] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 832.632974] Task in /syz2 killed as a result of limit of /syz2 [ 832.633157] memory: usage 307200kB, limit 307200kB, failcnt 2548 [ 832.633216] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 832.633258] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 832.633323] Memory cgroup stats for /syz2: cache:0KB rss:298064KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:76860KB active_anon:68KB inactive_file:4KB active_file:4KB unevictable:221252KB [ 832.633829] Memory cgroup out of memory: Kill process 10186 (syz-executor.2) score 1116 or sacrifice child [ 832.634141] Killed process 10188 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 833.151850] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 833.151958] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 833.152119] CPU: 1 PID: 10192 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 833.152128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 833.152135] Call Trace: [ 833.152169] dump_stack+0x188/0x20d [ 833.152193] dump_header+0x159/0xa5e [ 833.152212] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 833.152228] ? ___ratelimit+0x59/0x573 [ 833.152246] oom_kill_process.cold+0x10/0x6dc [ 833.152265] ? task_will_free_mem+0x134/0x6d0 [ 833.152284] out_of_memory+0x349/0x1250 [ 833.152304] ? oom_killer_disable+0x270/0x270 [ 833.152333] mem_cgroup_out_of_memory+0x1c7/0x240 [ 833.152347] ? memcg_event_wake+0x210/0x210 [ 833.152372] ? do_raw_spin_unlock+0x171/0x260 [ 833.152386] try_charge+0xe22/0x1300 [ 833.152409] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 833.152433] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 833.152452] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 833.152471] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 833.152492] mem_cgroup_try_charge+0x249/0x5c0 [ 833.152510] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 833.152531] wp_page_copy+0x3fe/0x1530 [ 833.152554] ? follow_pfn+0x260/0x260 [ 833.152571] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 833.152588] do_wp_page+0x518/0xfa0 [ 833.152605] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 833.152627] __handle_mm_fault+0x21a4/0x3b60 [ 833.152644] ? copy_page_range+0x1e70/0x1e70 [ 833.152658] ? count_memcg_event_mm+0x279/0x4c0 [ 833.152692] handle_mm_fault+0x1a5/0x670 [ 833.152712] __get_user_pages+0x599/0x1650 [ 833.152736] ? follow_page_mask+0x1a60/0x1a60 [ 833.152750] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 833.152768] ? retint_kernel+0x2d/0x2d [ 833.152790] populate_vma_page_range+0x1fd/0x290 [ 833.152809] __mm_populate+0x1e8/0x350 [ 833.152828] ? populate_vma_page_range+0x290/0x290 [ 833.152839] ? do_mlock+0x6b0/0x6b0 [ 833.152861] __x64_sys_mlockall+0x340/0x500 [ 833.152878] do_syscall_64+0xf9/0x620 [ 833.152896] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 833.152909] RIP: 0033:0x45c479 [ 833.152923] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 833.152930] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 833.152943] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 833.152950] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 833.152958] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 833.152966] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 833.152974] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 833.153050] Task in /syz5 killed as a result of limit of /syz5 [ 833.153199] memory: usage 307200kB, limit 307200kB, failcnt 6319 [ 833.153251] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 833.153328] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 833.153380] Memory cgroup stats for /syz5: cache:0KB rss:298544KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:250272KB [ 833.153992] Memory cgroup out of memory: Kill process 10190 (syz-executor.5) score 1116 or sacrifice child [ 833.154282] Killed process 10196 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 833.527306] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 833.527372] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 833.527542] CPU: 0 PID: 10198 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 833.527551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 833.527557] Call Trace: [ 833.527598] dump_stack+0x188/0x20d [ 833.527622] dump_header+0x159/0xa5e [ 833.527641] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 833.527657] ? ___ratelimit+0x59/0x573 [ 833.527674] oom_kill_process.cold+0x10/0x6dc [ 833.527690] ? task_will_free_mem+0x134/0x6d0 [ 833.527709] out_of_memory+0x349/0x1250 [ 833.527728] ? oom_killer_disable+0x270/0x270 [ 833.527757] mem_cgroup_out_of_memory+0x1c7/0x240 [ 833.527772] ? memcg_event_wake+0x210/0x210 [ 833.527795] ? do_raw_spin_unlock+0x171/0x260 [ 833.527809] try_charge+0xe22/0x1300 [ 833.527830] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 833.527847] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 833.527864] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 833.527878] ? lock_downgrade+0x740/0x740 [ 833.527905] mem_cgroup_try_charge+0x249/0x5c0 [ 833.527923] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 833.527939] do_huge_pmd_wp_page+0x921/0x32f0 [ 833.527963] ? __split_huge_pmd+0x29c0/0x29c0 [ 833.527982] ? pmd_val+0x7c/0xf0 [ 833.527997] ? add_mm_counter_fast.part.0+0x40/0x40 [ 833.528011] ? mark_held_locks+0xa6/0xf0 [ 833.528027] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 833.528043] __handle_mm_fault+0x1561/0x3b60 [ 833.528060] ? copy_page_range+0x1e70/0x1e70 [ 833.528075] ? count_memcg_event_mm+0x279/0x4c0 [ 833.528107] handle_mm_fault+0x1a5/0x670 [ 833.528125] __get_user_pages+0x599/0x1650 [ 833.528148] ? follow_page_mask+0x1a60/0x1a60 [ 833.528161] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 833.528179] ? retint_kernel+0x2d/0x2d [ 833.528199] populate_vma_page_range+0x1fd/0x290 [ 833.528218] __mm_populate+0x1e8/0x350 [ 833.528235] ? populate_vma_page_range+0x290/0x290 [ 833.528246] ? do_mlock+0x6b0/0x6b0 [ 833.528270] __x64_sys_mlockall+0x340/0x500 [ 833.528288] do_syscall_64+0xf9/0x620 [ 833.528305] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 833.528317] RIP: 0033:0x45c479 [ 833.528331] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 833.528338] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 833.528351] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 833.528358] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 833.528365] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 833.528372] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 833.528380] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 833.528464] Task in /syz4 killed as a result of limit of /syz4 [ 833.528645] memory: usage 307200kB, limit 307200kB, failcnt 2898 [ 833.528724] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 833.528792] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 833.528844] Memory cgroup stats for /syz4: cache:0KB rss:298048KB rss_huge:251904KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79044KB active_anon:48KB inactive_file:4KB active_file:0KB unevictable:218956KB [ 833.529795] Memory cgroup out of memory: Kill process 10197 (syz-executor.4) score 1116 or sacrifice child [ 833.530157] Killed process 10200 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 833.557192] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 833.557286] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 833.557458] CPU: 0 PID: 10198 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 833.557466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 833.557471] Call Trace: [ 833.557498] dump_stack+0x188/0x20d [ 833.557521] dump_header+0x159/0xa5e [ 833.557539] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 833.557553] ? ___ratelimit+0x59/0x573 [ 833.557569] oom_kill_process.cold+0x10/0x6dc [ 833.557593] ? task_will_free_mem+0x134/0x6d0 [ 833.557611] out_of_memory+0x349/0x1250 [ 833.557630] ? oom_killer_disable+0x270/0x270 [ 833.557651] ? mem_cgroup_out_of_memory+0x97/0x240 [ 833.557672] mem_cgroup_out_of_memory+0x1c7/0x240 [ 833.557686] ? memcg_event_wake+0x210/0x210 [ 833.557711] ? do_raw_spin_unlock+0x171/0x260 [ 833.557724] try_charge+0xe22/0x1300 [ 833.557749] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 833.557766] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 833.557787] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 833.557801] ? lock_downgrade+0x740/0x740 [ 833.557824] mem_cgroup_try_charge+0x249/0x5c0 [ 833.557843] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 833.557860] do_huge_pmd_wp_page+0x921/0x32f0 [ 833.557900] ? __split_huge_pmd+0x29c0/0x29c0 [ 833.557924] ? pmd_val+0x7c/0xf0 [ 833.557943] ? add_mm_counter_fast.part.0+0x40/0x40 [ 833.557955] ? mark_held_locks+0xa6/0xf0 [ 833.557973] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 833.557989] __handle_mm_fault+0x1561/0x3b60 [ 833.558005] ? copy_page_range+0x1e70/0x1e70 [ 833.558018] ? count_memcg_event_mm+0x279/0x4c0 [ 833.558057] handle_mm_fault+0x1a5/0x670 [ 833.558075] __get_user_pages+0x599/0x1650 [ 833.558097] ? follow_page_mask+0x1a60/0x1a60 [ 833.558109] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 833.558127] ? retint_kernel+0x2d/0x2d [ 833.558146] populate_vma_page_range+0x1fd/0x290 [ 833.558166] __mm_populate+0x1e8/0x350 [ 833.558187] ? populate_vma_page_range+0x290/0x290 [ 833.558202] ? do_mlock+0x6b0/0x6b0 [ 833.558222] __x64_sys_mlockall+0x340/0x500 [ 833.558238] do_syscall_64+0xf9/0x620 [ 833.558258] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 833.558271] RIP: 0033:0x45c479 [ 833.558288] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 833.558295] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 833.558313] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 833.558321] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 833.558327] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 833.558334] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 833.558342] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 833.558391] Task in /syz4 killed as a result of limit of /syz4 [ 833.558560] memory: usage 301372kB, limit 307200kB, failcnt 2910 [ 833.558621] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 833.558679] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 833.558716] Memory cgroup stats for /syz4: cache:0KB rss:292344KB rss_huge:249856KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:75376KB active_anon:48KB inactive_file:4KB active_file:0KB unevictable:216908KB [ 833.559272] Memory cgroup out of memory: Kill process 10197 (syz-executor.4) score 1116 or sacrifice child [ 833.559954] Killed process 10197 (syz-executor.4) total-vm:39884kB, anon-rss:18232kB, file-rss:20652kB, shmem-rss:0kB [ 833.574028] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 833.574145] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 833.574324] CPU: 1 PID: 10195 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 833.574333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 833.574339] Call Trace: [ 833.574377] dump_stack+0x188/0x20d [ 833.574400] dump_header+0x159/0xa5e [ 833.574419] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 833.574434] ? ___ratelimit+0x59/0x573 [ 833.574451] oom_kill_process.cold+0x10/0x6dc [ 833.574470] ? out_of_memory+0xd8/0x1250 [ 833.574482] ? out_of_memory+0xe5/0x1250 [ 833.574497] out_of_memory+0x349/0x1250 [ 833.574516] ? oom_killer_disable+0x270/0x270 [ 833.574536] ? mem_cgroup_out_of_memory+0x97/0x240 [ 833.574557] mem_cgroup_out_of_memory+0x1c7/0x240 [ 833.574573] ? memcg_event_wake+0x210/0x210 [ 833.574596] ? do_raw_spin_unlock+0x171/0x260 [ 833.574610] try_charge+0xe22/0x1300 [ 833.574631] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 833.574647] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 833.574665] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 833.574697] mem_cgroup_try_charge+0x249/0x5c0 [ 833.574757] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 833.574794] do_huge_pmd_wp_page+0x921/0x32f0 [ 833.574833] ? __split_huge_pmd+0x29c0/0x29c0 [ 833.574860] ? __handle_mm_fault+0x1502/0x3b60 [ 833.574901] ? pmd_val+0x42/0xf0 [ 833.574917] ? pmd_val+0x7c/0xf0 [ 833.574934] ? add_mm_counter_fast.part.0+0x40/0x40 [ 833.574960] __handle_mm_fault+0x1561/0x3b60 [ 833.574978] ? copy_page_range+0x1e70/0x1e70 [ 833.575004] ? count_memcg_event_mm+0x279/0x4c0 [ 833.575036] handle_mm_fault+0x1a5/0x670 [ 833.575054] __get_user_pages+0x599/0x1650 [ 833.575077] ? follow_page_mask+0x1a60/0x1a60 [ 833.575112] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 833.575147] ? retint_kernel+0x2d/0x2d [ 833.575184] populate_vma_page_range+0x1fd/0x290 [ 833.575219] __mm_populate+0x1e8/0x350 [ 833.575253] ? populate_vma_page_range+0x290/0x290 [ 833.575285] ? __x64_sys_mlockall+0x2ca/0x500 [ 833.575316] __x64_sys_mlockall+0x340/0x500 [ 833.575345] do_syscall_64+0xf9/0x620 [ 833.575370] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 833.575395] RIP: 0033:0x45c479 [ 833.575420] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 833.575427] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 833.575464] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 833.575472] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 833.575485] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 833.575495] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 833.575502] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 833.575582] Task in /syz1 killed as a result of limit of /syz1 [ 833.575756] memory: usage 307200kB, limit 307200kB, failcnt 8851 [ 833.575855] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 833.575916] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 833.575987] Memory cgroup stats for /syz1: cache:0KB rss:295900KB rss_huge:243712KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:117840KB active_anon:148KB inactive_file:12KB active_file:12KB unevictable:177996KB [ 833.576529] Memory cgroup out of memory: Kill process 10194 (syz-executor.1) score 1116 or sacrifice child [ 833.576890] Killed process 10199 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 833.600598] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 833.600704] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 833.600852] CPU: 1 PID: 10195 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 833.600861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 833.600867] Call Trace: [ 833.600900] dump_stack+0x188/0x20d [ 833.600924] dump_header+0x159/0xa5e [ 833.600946] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 833.600960] ? ___ratelimit+0x59/0x573 [ 833.600976] oom_kill_process.cold+0x10/0x6dc [ 833.600993] ? task_will_free_mem+0x134/0x6d0 [ 833.601012] out_of_memory+0x349/0x1250 [ 833.601040] ? oom_killer_disable+0x270/0x270 [ 833.601070] mem_cgroup_out_of_memory+0x1c7/0x240 [ 833.601085] ? memcg_event_wake+0x210/0x210 [ 833.601110] ? do_raw_spin_unlock+0x171/0x260 [ 833.601124] try_charge+0xe22/0x1300 [ 833.601146] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 833.601162] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 833.601179] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 833.601199] mem_cgroup_try_charge+0x249/0x5c0 [ 833.601215] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 833.601229] do_huge_pmd_wp_page+0x921/0x32f0 [ 833.601249] ? __split_huge_pmd+0x29c0/0x29c0 [ 833.601261] ? __handle_mm_fault+0x1502/0x3b60 [ 833.601275] ? pmd_val+0x42/0xf0 [ 833.601287] ? pmd_val+0x7c/0xf0 [ 833.601299] ? add_mm_counter_fast.part.0+0x40/0x40 [ 833.601315] __handle_mm_fault+0x1561/0x3b60 [ 833.601329] ? copy_page_range+0x1e70/0x1e70 [ 833.601342] ? count_memcg_event_mm+0x279/0x4c0 [ 833.601369] handle_mm_fault+0x1a5/0x670 [ 833.601385] __get_user_pages+0x599/0x1650 [ 833.601406] ? follow_page_mask+0x1a60/0x1a60 [ 833.601423] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 833.601439] ? retint_kernel+0x2d/0x2d [ 833.601457] populate_vma_page_range+0x1fd/0x290 [ 833.601473] __mm_populate+0x1e8/0x350 [ 833.601488] ? populate_vma_page_range+0x290/0x290 [ 833.601500] ? __x64_sys_mlockall+0x2ca/0x500 [ 833.601516] __x64_sys_mlockall+0x340/0x500 [ 833.601531] do_syscall_64+0xf9/0x620 [ 833.601546] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 833.601558] RIP: 0033:0x45c479 [ 833.601583] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 833.601592] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 833.601603] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 833.601608] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 833.601615] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 833.601620] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 833.601626] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 833.601677] Task in /syz1 killed as a result of limit of /syz1 [ 833.601783] memory: usage 305728kB, limit 307200kB, failcnt 8863 [ 833.601846] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 833.601885] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 833.601937] Memory cgroup stats for /syz1: cache:0KB rss:294440KB rss_huge:243712KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:116232KB active_anon:148KB inactive_file:12KB active_file:12KB unevictable:175948KB [ 833.602248] Memory cgroup out of memory: Kill process 10194 (syz-executor.1) score 1116 or sacrifice child [ 833.602508] Killed process 10194 (syz-executor.1) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 833.607039] oom_reaper: reaped process 10194 (syz-executor.1), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 833.607072] oom_reaper: reaped process 10197 (syz-executor.4), now anon-rss:18232kB, file-rss:20644kB, shmem-rss:0kB [ 833.924516] Memory cgroup out of memory: Kill process 9816 (syz-executor.0) score 1049 or sacrifice child [ 833.924577] Killed process 9816 (syz-executor.0) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 834.143650] Memory cgroup out of memory: Kill process 10204 (syz-executor.0) score 1116 or sacrifice child [ 834.144012] Killed process 10208 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 834.483517] Memory cgroup out of memory: Kill process 10207 (syz-executor.1) score 1116 or sacrifice child [ 834.483827] Killed process 10212 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 834.506329] Memory cgroup out of memory: Kill process 10213 (syz-executor.2) score 1116 or sacrifice child [ 834.506640] Killed process 10217 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 834.533505] Memory cgroup out of memory: Kill process 10207 (syz-executor.1) score 1116 or sacrifice child [ 834.533941] Killed process 10207 (syz-executor.1) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 834.542490] Memory cgroup out of memory: Kill process 10213 (syz-executor.2) score 1116 or sacrifice child [ 834.542794] Killed process 10213 (syz-executor.2) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 834.546805] oom_reaper: reaped process 10213 (syz-executor.2), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 834.546841] oom_reaper: reaped process 10207 (syz-executor.1), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 834.730126] Memory cgroup out of memory: Kill process 10206 (syz-executor.3) score 1116 or sacrifice child [ 834.730415] Killed process 10215 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 835.318793] Memory cgroup out of memory: Kill process 10225 (syz-executor.5) score 1116 or sacrifice child [ 835.319144] Killed process 10228 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 835.526166] Memory cgroup out of memory: Kill process 10227 (syz-executor.0) score 1116 or sacrifice child [ 835.526542] Killed process 10230 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 835.967144] Memory cgroup out of memory: Kill process 10232 (syz-executor.1) score 1116 or sacrifice child [ 835.967484] Killed process 10235 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 836.271649] Memory cgroup out of memory: Kill process 10236 (syz-executor.2) score 1116 or sacrifice child [ 836.272092] Killed process 10238 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 836.518958] Memory cgroup out of memory: Kill process 10240 (syz-executor.4) score 1116 or sacrifice child [ 836.519327] Killed process 10243 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 836.824212] Memory cgroup out of memory: Kill process 10245 (syz-executor.3) score 1116 or sacrifice child [ 836.824573] Killed process 10247 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 837.038017] Memory cgroup out of memory: Kill process 10248 (syz-executor.5) score 1116 or sacrifice child [ 837.038350] Killed process 10250 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 837.707459] oom_kill_process: 14 callbacks suppressed [ 837.707648] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 837.707712] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 837.707842] CPU: 1 PID: 10260 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 837.707851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 837.707857] Call Trace: [ 837.707894] dump_stack+0x188/0x20d [ 837.707915] dump_header+0x159/0xa5e [ 837.707934] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 837.707947] ? ___ratelimit+0x59/0x573 [ 837.707963] oom_kill_process.cold+0x10/0x6dc [ 837.707980] ? task_will_free_mem+0x134/0x6d0 [ 837.707998] out_of_memory+0x349/0x1250 [ 837.708018] ? oom_killer_disable+0x270/0x270 [ 837.708044] mem_cgroup_out_of_memory+0x1c7/0x240 [ 837.708059] ? memcg_event_wake+0x210/0x210 [ 837.708085] ? do_raw_spin_unlock+0x171/0x260 [ 837.708098] try_charge+0xe22/0x1300 [ 837.708118] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 837.708135] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 837.708151] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 837.708166] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 837.708187] mem_cgroup_try_charge+0x249/0x5c0 [ 837.708206] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 837.708227] wp_page_copy+0x3fe/0x1530 [ 837.708248] ? follow_pfn+0x260/0x260 [ 837.708259] ? __lock_acquire+0x6ee/0x49c0 [ 837.708278] do_wp_page+0x518/0xfa0 [ 837.708294] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 837.708316] __handle_mm_fault+0x21a4/0x3b60 [ 837.708333] ? copy_page_range+0x1e70/0x1e70 [ 837.708346] ? count_memcg_event_mm+0x279/0x4c0 [ 837.708372] ? sync_mm_rss+0xa4/0x1b0 [ 837.708388] handle_mm_fault+0x1a5/0x670 [ 837.708406] __get_user_pages+0x599/0x1650 [ 837.708429] ? follow_page_mask+0x1a60/0x1a60 [ 837.708453] ? populate_vma_page_range+0x10e/0x290 [ 837.708478] populate_vma_page_range+0x1fd/0x290 [ 837.708497] __mm_populate+0x1e8/0x350 [ 837.708514] ? populate_vma_page_range+0x290/0x290 [ 837.708525] ? do_mlock+0x6b0/0x6b0 [ 837.708538] ? __x64_sys_mlockall+0x369/0x500 [ 837.708556] __x64_sys_mlockall+0x340/0x500 [ 837.708576] do_syscall_64+0xf9/0x620 [ 837.708594] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 837.708608] RIP: 0033:0x45c479 [ 837.708624] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 837.708631] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 837.708644] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 837.708651] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 837.708658] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 837.708665] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 837.708672] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 837.708791] Task in /syz5 killed as a result of limit of /syz5 [ 837.709118] memory: usage 307200kB, limit 307200kB, failcnt 6460 [ 837.709146] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 837.709190] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 837.709196] Memory cgroup stats for /syz5: cache:0KB rss:298556KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:4KB active_file:0KB unevictable:250216KB [ 837.709966] Memory cgroup out of memory: Kill process 10258 (syz-executor.5) score 1116 or sacrifice child [ 837.710309] Killed process 10264 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 837.756089] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 837.756198] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 837.756415] CPU: 0 PID: 10253 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 837.756423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 837.756429] Call Trace: [ 837.756473] dump_stack+0x188/0x20d [ 837.756496] dump_header+0x159/0xa5e [ 837.756520] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 837.756534] ? ___ratelimit+0x59/0x573 [ 837.756551] oom_kill_process.cold+0x10/0x6dc [ 837.756573] ? out_of_memory+0xd8/0x1250 [ 837.756591] out_of_memory+0x349/0x1250 [ 837.756617] ? oom_killer_disable+0x270/0x270 [ 837.756645] mem_cgroup_out_of_memory+0x1c7/0x240 [ 837.756661] ? memcg_event_wake+0x210/0x210 [ 837.756691] ? do_raw_spin_unlock+0x171/0x260 [ 837.756708] try_charge+0xe22/0x1300 [ 837.756729] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 837.756749] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 837.756767] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 837.756795] mem_cgroup_try_charge+0x249/0x5c0 [ 837.756814] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 837.756837] wp_page_copy+0x3fe/0x1530 [ 837.756860] ? follow_pfn+0x260/0x260 [ 837.756879] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 837.756897] do_wp_page+0x518/0xfa0 [ 837.756912] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 837.756937] __handle_mm_fault+0x21a4/0x3b60 [ 837.756961] ? copy_page_range+0x1e70/0x1e70 [ 837.756982] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 837.756996] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 837.757030] handle_mm_fault+0x1a5/0x670 [ 837.757048] __get_user_pages+0x599/0x1650 [ 837.757075] ? follow_page_mask+0x1a60/0x1a60 [ 837.757098] ? populate_vma_page_range+0x10e/0x290 [ 837.757118] populate_vma_page_range+0x1fd/0x290 [ 837.757137] __mm_populate+0x1e8/0x350 [ 837.757155] ? populate_vma_page_range+0x290/0x290 [ 837.757170] ? do_mlock+0x6b0/0x6b0 [ 837.757194] __x64_sys_mlockall+0x340/0x500 [ 837.757213] do_syscall_64+0xf9/0x620 [ 837.757235] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 837.757247] RIP: 0033:0x45c479 [ 837.757265] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 837.757273] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 837.757286] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 837.757292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 837.757300] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 837.757306] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 837.757314] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 837.757355] Task in /syz0 killed as a result of limit of /syz0 [ 837.757559] memory: usage 307200kB, limit 307200kB, failcnt 3520 [ 837.757620] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 837.757687] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 837.757745] Memory cgroup stats for /syz0: cache:0KB rss:298232KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78924KB active_anon:2196KB inactive_file:8KB active_file:12KB unevictable:217252KB [ 837.758220] Memory cgroup out of memory: Kill process 10252 (syz-executor.0) score 1120 or sacrifice child [ 837.758904] Killed process 10257 (syz-executor.0) total-vm:40016kB, anon-rss:18384kB, file-rss:0kB, shmem-rss:0kB [ 838.383784] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 838.383867] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 838.384025] CPU: 1 PID: 10263 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 838.384033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 838.384039] Call Trace: [ 838.384073] dump_stack+0x188/0x20d [ 838.384095] dump_header+0x159/0xa5e [ 838.384115] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 838.384129] ? ___ratelimit+0x59/0x573 [ 838.384146] oom_kill_process.cold+0x10/0x6dc [ 838.384163] ? task_will_free_mem+0x134/0x6d0 [ 838.384181] out_of_memory+0x349/0x1250 [ 838.384200] ? oom_killer_disable+0x270/0x270 [ 838.384219] ? mem_cgroup_out_of_memory+0x97/0x240 [ 838.384240] mem_cgroup_out_of_memory+0x1c7/0x240 [ 838.384254] ? memcg_event_wake+0x210/0x210 [ 838.384277] ? do_raw_spin_unlock+0x171/0x260 [ 838.384290] try_charge+0xe22/0x1300 [ 838.384311] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 838.384327] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 838.384345] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 838.384360] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 838.384379] mem_cgroup_try_charge+0x249/0x5c0 [ 838.384397] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 838.384415] wp_page_copy+0x3fe/0x1530 [ 838.384436] ? follow_pfn+0x260/0x260 [ 838.384450] ? __lock_acquire+0x6ee/0x49c0 [ 838.384469] do_wp_page+0x518/0xfa0 [ 838.384485] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 838.384505] __handle_mm_fault+0x21a4/0x3b60 [ 838.384531] ? copy_page_range+0x1e70/0x1e70 [ 838.384546] ? count_memcg_event_mm+0x279/0x4c0 [ 838.384577] handle_mm_fault+0x1a5/0x670 [ 838.384595] __get_user_pages+0x599/0x1650 [ 838.384617] ? follow_page_mask+0x1a60/0x1a60 [ 838.384652] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 838.384670] ? retint_kernel+0x2d/0x2d [ 838.384690] populate_vma_page_range+0x1fd/0x290 [ 838.384709] __mm_populate+0x1e8/0x350 [ 838.384727] ? populate_vma_page_range+0x290/0x290 [ 838.384738] ? do_mlock+0x6b0/0x6b0 [ 838.384758] __x64_sys_mlockall+0x340/0x500 [ 838.384775] do_syscall_64+0xf9/0x620 [ 838.384792] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 838.384804] RIP: 0033:0x45c479 [ 838.384820] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 838.384827] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 838.384840] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 838.384848] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 838.384855] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 838.384862] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 838.384871] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 838.385036] Task in /syz1 killed as a result of limit of /syz1 [ 838.385259] memory: usage 307200kB, limit 307200kB, failcnt 8957 [ 838.385328] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 838.385418] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 838.385546] Memory cgroup stats for /syz1: cache:0KB rss:297392KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:8KB active_file:8KB unevictable:177460KB [ 838.386309] Memory cgroup out of memory: Kill process 10261 (syz-executor.1) score 1116 or sacrifice child [ 838.386876] Killed process 10269 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 838.565749] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 838.565877] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 838.566105] CPU: 0 PID: 10272 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 838.566114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 838.566120] Call Trace: [ 838.566156] dump_stack+0x188/0x20d [ 838.566177] dump_header+0x159/0xa5e [ 838.566196] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 838.566210] ? ___ratelimit+0x59/0x573 [ 838.566227] oom_kill_process.cold+0x10/0x6dc [ 838.566246] ? task_will_free_mem+0x134/0x6d0 [ 838.566264] out_of_memory+0x349/0x1250 [ 838.566284] ? oom_killer_disable+0x270/0x270 [ 838.566302] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 838.566330] mem_cgroup_out_of_memory+0x1c7/0x240 [ 838.566345] ? memcg_event_wake+0x210/0x210 [ 838.566368] ? mem_cgroup_out_of_memory+0xa/0x240 [ 838.566383] try_charge+0xe22/0x1300 [ 838.566405] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 838.566422] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 838.566441] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 838.566463] mem_cgroup_try_charge+0x249/0x5c0 [ 838.566481] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 838.566499] wp_page_copy+0x3fe/0x1530 [ 838.566524] ? follow_pfn+0x260/0x260 [ 838.566536] ? __lock_acquire+0x6ee/0x49c0 [ 838.566556] do_wp_page+0x518/0xfa0 [ 838.566571] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 838.566601] __handle_mm_fault+0x21a4/0x3b60 [ 838.566617] ? copy_page_range+0x1e70/0x1e70 [ 838.566632] ? count_memcg_event_mm+0x279/0x4c0 [ 838.566665] handle_mm_fault+0x1a5/0x670 [ 838.566683] __get_user_pages+0x599/0x1650 [ 838.566707] ? follow_page_mask+0x1a60/0x1a60 [ 838.566723] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 838.566742] ? retint_kernel+0x2d/0x2d [ 838.566763] populate_vma_page_range+0x1fd/0x290 [ 838.566783] __mm_populate+0x1e8/0x350 [ 838.566801] ? populate_vma_page_range+0x290/0x290 [ 838.566823] __x64_sys_mlockall+0x340/0x500 [ 838.566839] do_syscall_64+0xf9/0x620 [ 838.566857] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 838.566870] RIP: 0033:0x45c479 [ 838.566884] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 838.566892] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 838.566904] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 838.566912] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 838.566919] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 838.566927] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 838.566935] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 838.566975] Task in /syz3 killed as a result of limit of /syz3 [ 838.567190] memory: usage 307200kB, limit 307200kB, failcnt 2538 [ 838.567260] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 838.567329] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 838.567396] Memory cgroup stats for /syz3: cache:0KB rss:298480KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66480KB active_anon:76KB inactive_file:4KB active_file:4KB unevictable:232092KB [ 838.568131] Memory cgroup out of memory: Kill process 10271 (syz-executor.3) score 1116 or sacrifice child [ 838.568542] Killed process 10275 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 838.752679] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 838.752744] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 838.752948] CPU: 1 PID: 10268 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 838.752959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 838.752964] Call Trace: [ 838.753004] dump_stack+0x188/0x20d [ 838.753026] dump_header+0x159/0xa5e [ 838.753047] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 838.753061] ? ___ratelimit+0x59/0x573 [ 838.753077] oom_kill_process.cold+0x10/0x6dc [ 838.753096] ? out_of_memory+0x13d/0x1250 [ 838.753121] out_of_memory+0x349/0x1250 [ 838.753145] ? oom_killer_disable+0x270/0x270 [ 838.753176] mem_cgroup_out_of_memory+0x1c7/0x240 [ 838.753192] ? memcg_event_wake+0x210/0x210 [ 838.753215] ? do_raw_spin_unlock+0x171/0x260 [ 838.753229] try_charge+0xe22/0x1300 [ 838.753251] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 838.753267] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 838.753285] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 838.753307] mem_cgroup_try_charge+0x249/0x5c0 [ 838.753325] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 838.753346] wp_page_copy+0x3fe/0x1530 [ 838.753368] ? follow_pfn+0x260/0x260 [ 838.753385] ? __handle_mm_fault+0x1789/0x3b60 [ 838.753399] do_wp_page+0x518/0xfa0 [ 838.753414] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 838.753435] __handle_mm_fault+0x21a4/0x3b60 [ 838.753452] ? copy_page_range+0x1e70/0x1e70 [ 838.753468] ? count_memcg_event_mm+0x279/0x4c0 [ 838.753500] handle_mm_fault+0x1a5/0x670 [ 838.753518] __get_user_pages+0x599/0x1650 [ 838.753551] ? follow_page_mask+0x1a60/0x1a60 [ 838.753568] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 838.753587] ? retint_kernel+0x2d/0x2d [ 838.753608] populate_vma_page_range+0x1fd/0x290 [ 838.753627] __mm_populate+0x1e8/0x350 [ 838.753644] ? populate_vma_page_range+0x290/0x290 [ 838.753655] ? do_mlock+0x6b0/0x6b0 [ 838.753675] __x64_sys_mlockall+0x340/0x500 [ 838.753692] do_syscall_64+0xf9/0x620 [ 838.753710] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 838.753722] RIP: 0033:0x45c479 [ 838.753736] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 838.753743] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 838.753757] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 838.753764] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 838.753771] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 838.753778] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 838.753786] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 838.753902] Task in /syz2 killed as a result of limit of /syz2 [ 838.754095] memory: usage 307200kB, limit 307200kB, failcnt 2649 [ 838.754165] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 838.754225] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 838.754311] Memory cgroup stats for /syz2: cache:0KB rss:298052KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:76856KB active_anon:72KB inactive_file:4KB active_file:4KB unevictable:221156KB [ 838.754971] Memory cgroup out of memory: Kill process 10267 (syz-executor.2) score 1116 or sacrifice child [ 838.755351] Killed process 10274 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 839.147312] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 839.147385] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 839.147518] CPU: 0 PID: 10266 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 839.147526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 839.147531] Call Trace: [ 839.147556] dump_stack+0x188/0x20d [ 839.147578] dump_header+0x159/0xa5e [ 839.147596] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 839.147608] ? ___ratelimit+0x59/0x573 [ 839.147621] oom_kill_process.cold+0x10/0x6dc [ 839.147637] ? task_will_free_mem+0x134/0x6d0 [ 839.147652] out_of_memory+0x349/0x1250 [ 839.147668] ? oom_killer_disable+0x270/0x270 [ 839.147692] mem_cgroup_out_of_memory+0x1c7/0x240 [ 839.147703] ? memcg_event_wake+0x210/0x210 [ 839.147720] ? do_raw_spin_unlock+0x171/0x260 [ 839.147731] try_charge+0xe22/0x1300 [ 839.147748] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 839.147762] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 839.147776] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 839.147795] mem_cgroup_try_charge+0x249/0x5c0 [ 839.147811] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 839.147828] wp_page_copy+0x3fe/0x1530 [ 839.147850] ? follow_pfn+0x260/0x260 [ 839.147866] ? __lock_acquire+0x6ee/0x49c0 [ 839.147884] do_wp_page+0x518/0xfa0 [ 839.147900] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 839.147928] __handle_mm_fault+0x21a4/0x3b60 [ 839.147945] ? copy_page_range+0x1e70/0x1e70 [ 839.147957] ? count_memcg_event_mm+0x279/0x4c0 [ 839.147984] handle_mm_fault+0x1a5/0x670 [ 839.148002] __get_user_pages+0x599/0x1650 [ 839.148026] ? follow_page_mask+0x1a60/0x1a60 [ 839.148038] ? retint_kernel+0x2d/0x2d [ 839.148063] populate_vma_page_range+0x1fd/0x290 [ 839.148080] __mm_populate+0x1e8/0x350 [ 839.148095] ? populate_vma_page_range+0x290/0x290 [ 839.148106] ? do_mlock+0x6b0/0x6b0 [ 839.148127] __x64_sys_mlockall+0x340/0x500 [ 839.148146] do_syscall_64+0xf9/0x620 [ 839.148163] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 839.148174] RIP: 0033:0x45c479 [ 839.148188] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 839.148194] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 839.148207] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 839.148214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 839.148221] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 839.148228] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 839.148236] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 839.148324] Task in /syz4 killed as a result of limit of /syz4 [ 839.148452] memory: usage 307200kB, limit 307200kB, failcnt 2933 [ 839.148530] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 839.148553] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 839.148611] Memory cgroup stats for /syz4: cache:0KB rss:298316KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:77128KB active_anon:2172KB inactive_file:0KB active_file:4KB unevictable:219084KB [ 839.149057] Memory cgroup out of memory: Kill process 10265 (syz-executor.4) score 1116 or sacrifice child [ 839.149437] Killed process 10276 (syz-executor.4) total-vm:40016kB, anon-rss:18380kB, file-rss:128kB, shmem-rss:0kB [ 839.502021] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 839.502229] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 839.502490] CPU: 1 PID: 10279 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 839.502500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 839.502507] Call Trace: [ 839.502541] dump_stack+0x188/0x20d [ 839.502562] dump_header+0x159/0xa5e [ 839.502583] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 839.502598] ? ___ratelimit+0x59/0x573 [ 839.502618] oom_kill_process.cold+0x10/0x6dc [ 839.502636] ? task_will_free_mem+0x134/0x6d0 [ 839.502657] out_of_memory+0x349/0x1250 [ 839.502679] ? oom_killer_disable+0x270/0x270 [ 839.502708] mem_cgroup_out_of_memory+0x1c7/0x240 [ 839.502722] ? memcg_event_wake+0x210/0x210 [ 839.502748] ? do_raw_spin_unlock+0x171/0x260 [ 839.502763] try_charge+0xe22/0x1300 [ 839.502786] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 839.502804] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 839.502822] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 839.502845] mem_cgroup_try_charge+0x249/0x5c0 [ 839.502865] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 839.502887] wp_page_copy+0x3fe/0x1530 [ 839.502912] ? follow_pfn+0x260/0x260 [ 839.502934] do_wp_page+0x518/0xfa0 [ 839.502951] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 839.502974] __handle_mm_fault+0x21a4/0x3b60 [ 839.502991] ? copy_page_range+0x1e70/0x1e70 [ 839.503006] ? count_memcg_event_mm+0x279/0x4c0 [ 839.503042] handle_mm_fault+0x1a5/0x670 [ 839.503061] __get_user_pages+0x599/0x1650 [ 839.503088] ? follow_page_mask+0x1a60/0x1a60 [ 839.503104] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 839.503124] ? retint_kernel+0x2d/0x2d [ 839.503147] populate_vma_page_range+0x1fd/0x290 [ 839.503167] __mm_populate+0x1e8/0x350 [ 839.503185] ? populate_vma_page_range+0x290/0x290 [ 839.503196] ? do_mlock+0x6b0/0x6b0 [ 839.503218] __x64_sys_mlockall+0x340/0x500 [ 839.503236] do_syscall_64+0xf9/0x620 [ 839.503254] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 839.503268] RIP: 0033:0x45c479 [ 839.503284] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 839.503291] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 839.503305] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 839.503313] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 839.503320] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 839.503328] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 839.503337] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 839.503430] Task in /syz3 killed as a result of limit of /syz3 [ 839.503561] memory: usage 307200kB, limit 307200kB, failcnt 2604 [ 839.503598] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 839.503638] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 839.503672] Memory cgroup stats for /syz3: cache:0KB rss:298600KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:68528KB active_anon:76KB inactive_file:4KB active_file:4KB unevictable:230024KB [ 839.504130] Memory cgroup out of memory: Kill process 10278 (syz-executor.3) score 1116 or sacrifice child [ 839.504483] Killed process 10280 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 839.847695] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 839.847801] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 839.847951] CPU: 0 PID: 10284 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 839.847959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 839.847964] Call Trace: [ 839.847996] dump_stack+0x188/0x20d [ 839.848019] dump_header+0x159/0xa5e [ 839.848037] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 839.848051] ? ___ratelimit+0x59/0x573 [ 839.848078] oom_kill_process.cold+0x10/0x6dc [ 839.848118] out_of_memory+0x349/0x1250 [ 839.848138] ? oom_killer_disable+0x270/0x270 [ 839.848165] mem_cgroup_out_of_memory+0x1c7/0x240 [ 839.848179] ? memcg_event_wake+0x210/0x210 [ 839.848202] ? do_raw_spin_unlock+0x171/0x260 [ 839.848216] try_charge+0xe22/0x1300 [ 839.848236] ? rcu_dynticks_curr_cpu_in_eqs+0x4c/0xa0 [ 839.848248] ? rcu_read_unlock+0x12/0x60 [ 839.848261] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 839.848277] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 839.848295] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 839.848316] mem_cgroup_try_charge+0x249/0x5c0 [ 839.848335] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 839.848354] wp_page_copy+0x3fe/0x1530 [ 839.848375] ? follow_pfn+0x260/0x260 [ 839.848388] ? retint_kernel+0x2d/0x2d [ 839.848404] do_wp_page+0x518/0xfa0 [ 839.848420] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 839.848441] __handle_mm_fault+0x21a4/0x3b60 [ 839.848458] ? copy_page_range+0x1e70/0x1e70 [ 839.848478] ? count_memcg_event_mm+0x279/0x4c0 [ 839.848510] handle_mm_fault+0x1a5/0x670 [ 839.848527] __get_user_pages+0x599/0x1650 [ 839.848550] ? follow_page_mask+0x1a60/0x1a60 [ 839.848566] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 839.848584] ? retint_kernel+0x2d/0x2d [ 839.848604] populate_vma_page_range+0x1fd/0x290 [ 839.848622] __mm_populate+0x1e8/0x350 [ 839.848640] ? populate_vma_page_range+0x290/0x290 [ 839.848665] ? up_write+0xae/0x150 [ 839.848681] __x64_sys_mlockall+0x340/0x500 [ 839.848697] do_syscall_64+0xf9/0x620 [ 839.848714] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 839.848726] RIP: 0033:0x45c479 [ 839.848740] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 839.848747] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 839.848759] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 839.848767] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 839.848774] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 839.848782] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 839.848790] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 839.848825] Task in /syz0 killed as a result of limit of /syz0 [ 839.849167] memory: usage 307200kB, limit 307200kB, failcnt 3643 [ 839.849195] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 839.849272] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 839.849347] Memory cgroup stats for /syz0: cache:0KB rss:298288KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:8KB active_file:8KB unevictable:217276KB [ 839.850645] Memory cgroup out of memory: Kill process 10283 (syz-executor.0) score 1116 or sacrifice child [ 839.850937] Killed process 10288 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 840.056419] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 840.056518] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 840.056646] CPU: 1 PID: 10291 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 840.056654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 840.056660] Call Trace: [ 840.056686] dump_stack+0x188/0x20d [ 840.056705] dump_header+0x159/0xa5e [ 840.056726] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 840.056742] ? ___ratelimit+0x59/0x573 [ 840.056768] oom_kill_process.cold+0x10/0x6dc [ 840.056785] ? task_will_free_mem+0x134/0x6d0 [ 840.056803] out_of_memory+0x349/0x1250 [ 840.056821] ? oom_killer_disable+0x270/0x270 [ 840.056847] mem_cgroup_out_of_memory+0x1c7/0x240 [ 840.056859] ? memcg_event_wake+0x210/0x210 [ 840.056881] ? do_raw_spin_unlock+0x171/0x260 [ 840.056892] try_charge+0xe22/0x1300 [ 840.056913] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 840.056928] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 840.056943] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 840.056960] mem_cgroup_try_charge+0x249/0x5c0 [ 840.056976] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 840.056992] wp_page_copy+0x3fe/0x1530 [ 840.057012] ? follow_pfn+0x260/0x260 [ 840.057029] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 840.057043] do_wp_page+0x518/0xfa0 [ 840.057057] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 840.057075] __handle_mm_fault+0x21a4/0x3b60 [ 840.057088] ? copy_page_range+0x1e70/0x1e70 [ 840.057101] ? count_memcg_event_mm+0x279/0x4c0 [ 840.057127] handle_mm_fault+0x1a5/0x670 [ 840.057143] __get_user_pages+0x599/0x1650 [ 840.057162] ? follow_page_mask+0x1a60/0x1a60 [ 840.057174] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 840.057189] ? retint_kernel+0x2d/0x2d [ 840.057207] populate_vma_page_range+0x1fd/0x290 [ 840.057224] __mm_populate+0x1e8/0x350 [ 840.057240] ? populate_vma_page_range+0x290/0x290 [ 840.057251] ? do_mlock+0x6b0/0x6b0 [ 840.057268] __x64_sys_mlockall+0x340/0x500 [ 840.057283] do_syscall_64+0xf9/0x620 [ 840.057297] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 840.057308] RIP: 0033:0x45c479 [ 840.057321] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 840.057327] RSP: 002b:00007f01656a2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 840.057337] RAX: ffffffffffffffda RBX: 00007f01656a36d4 RCX: 000000000045c479 [ 840.057343] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 840.057349] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 840.057355] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 840.057361] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bfcc [ 840.057437] Task in /syz1 killed as a result of limit of /syz1 [ 840.057570] memory: usage 307200kB, limit 307200kB, failcnt 8995 [ 840.057687] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 840.057706] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 840.057726] Memory cgroup stats for /syz1: cache:0KB rss:297396KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:8KB active_file:8KB unevictable:177412KB [ 840.058071] Memory cgroup out of memory: Kill process 10285 (syz-executor.1) score 1116 or sacrifice child [ 840.058422] Killed process 10292 (syz-executor.1) total-vm:40016kB, anon-rss:18380kB, file-rss:128kB, shmem-rss:0kB [ 840.374261] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 840.374381] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 840.374531] CPU: 0 PID: 10293 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 840.374539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 840.374545] Call Trace: [ 840.374578] dump_stack+0x188/0x20d [ 840.374600] dump_header+0x159/0xa5e [ 840.374618] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 840.374631] ? ___ratelimit+0x59/0x573 [ 840.374648] oom_kill_process.cold+0x10/0x6dc [ 840.374665] ? task_will_free_mem+0x134/0x6d0 [ 840.374683] out_of_memory+0x349/0x1250 [ 840.374702] ? oom_killer_disable+0x270/0x270 [ 840.374730] mem_cgroup_out_of_memory+0x1c7/0x240 [ 840.374745] ? memcg_event_wake+0x210/0x210 [ 840.374768] ? do_raw_spin_unlock+0x171/0x260 [ 840.374781] try_charge+0xe22/0x1300 [ 840.374802] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 840.374819] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 840.374837] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 840.374848] ? retint_kernel+0x2d/0x2d [ 840.374883] mem_cgroup_try_charge+0x249/0x5c0 [ 840.374901] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 840.374920] wp_page_copy+0x3fe/0x1530 [ 840.374943] ? follow_pfn+0x260/0x260 [ 840.374962] do_wp_page+0x518/0xfa0 [ 840.374978] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 840.374999] __handle_mm_fault+0x21a4/0x3b60 [ 840.375015] ? copy_page_range+0x1e70/0x1e70 [ 840.375029] ? count_memcg_event_mm+0x279/0x4c0 [ 840.375060] handle_mm_fault+0x1a5/0x670 [ 840.375079] __get_user_pages+0x599/0x1650 [ 840.375101] ? follow_page_mask+0x1a60/0x1a60 [ 840.375116] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 840.375134] ? retint_kernel+0x2d/0x2d [ 840.375154] populate_vma_page_range+0x1fd/0x290 [ 840.375172] __mm_populate+0x1e8/0x350 [ 840.375189] ? populate_vma_page_range+0x290/0x290 [ 840.375200] ? do_mlock+0x6b0/0x6b0 [ 840.375220] __x64_sys_mlockall+0x340/0x500 [ 840.375235] do_syscall_64+0xf9/0x620 [ 840.375252] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 840.375264] RIP: 0033:0x45c479 [ 840.375279] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 840.375286] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 840.375299] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 840.375306] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 840.375313] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 840.375320] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 840.375328] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 840.375401] Task in /syz5 killed as a result of limit of /syz5 [ 840.375555] memory: usage 307200kB, limit 307200kB, failcnt 6545 [ 840.375624] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 840.375684] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 840.375742] Memory cgroup stats for /syz5: cache:0KB rss:298532KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:4KB active_file:0KB unevictable:250220KB [ 840.376246] Memory cgroup out of memory: Kill process 10287 (syz-executor.5) score 1116 or sacrifice child [ 840.376619] Killed process 10295 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 840.962606] Memory cgroup out of memory: Kill process 10298 (syz-executor.4) score 1116 or sacrifice child [ 840.962996] Killed process 10302 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 841.592154] Memory cgroup out of memory: Kill process 10304 (syz-executor.0) score 1116 or sacrifice child [ 841.592634] Killed process 10310 (syz-executor.0) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 841.745623] Memory cgroup out of memory: Kill process 10314 (syz-executor.3) score 1116 or sacrifice child [ 841.745924] Killed process 10317 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 842.190468] Memory cgroup out of memory: Kill process 10308 (syz-executor.1) score 1116 or sacrifice child [ 842.190791] Killed process 10313 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 842.352654] oom_reaper: reaped process 10310 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 842.685040] Memory cgroup out of memory: Kill process 10316 (syz-executor.5) score 1116 or sacrifice child [ 842.685410] Killed process 10323 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 842.812483] oom_kill_process: 5 callbacks suppressed [ 842.812540] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 842.812638] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 842.812799] CPU: 1 PID: 10320 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 842.812807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 842.812812] Call Trace: [ 842.812849] dump_stack+0x188/0x20d [ 842.812874] dump_header+0x159/0xa5e [ 842.812893] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 842.812907] ? ___ratelimit+0x59/0x573 [ 842.812924] oom_kill_process.cold+0x10/0x6dc [ 842.812941] ? task_will_free_mem+0x134/0x6d0 [ 842.812959] out_of_memory+0x349/0x1250 [ 842.812978] ? oom_killer_disable+0x270/0x270 [ 842.813005] mem_cgroup_out_of_memory+0x1c7/0x240 [ 842.813020] ? memcg_event_wake+0x210/0x210 [ 842.813048] ? do_raw_spin_unlock+0x171/0x260 [ 842.813062] try_charge+0xe22/0x1300 [ 842.813083] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 842.813100] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 842.813118] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 842.813129] ? retint_kernel+0x2d/0x2d [ 842.813149] mem_cgroup_try_charge+0x249/0x5c0 [ 842.813167] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 842.813186] wp_page_copy+0x3fe/0x1530 [ 842.813207] ? mark_held_locks+0xa6/0xf0 [ 842.813223] ? follow_pfn+0x260/0x260 [ 842.813241] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 842.813258] do_wp_page+0x518/0xfa0 [ 842.813275] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 842.813296] __handle_mm_fault+0x21a4/0x3b60 [ 842.813312] ? copy_page_range+0x1e70/0x1e70 [ 842.813326] ? count_memcg_event_mm+0x279/0x4c0 [ 842.813358] handle_mm_fault+0x1a5/0x670 [ 842.813376] __get_user_pages+0x599/0x1650 [ 842.813400] ? follow_page_mask+0x1a60/0x1a60 [ 842.813412] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 842.813430] ? retint_kernel+0x2d/0x2d [ 842.813450] populate_vma_page_range+0x1fd/0x290 [ 842.813469] __mm_populate+0x1e8/0x350 [ 842.813486] ? populate_vma_page_range+0x290/0x290 [ 842.813497] ? do_mlock+0x6b0/0x6b0 [ 842.813517] __x64_sys_mlockall+0x340/0x500 [ 842.813535] do_syscall_64+0xf9/0x620 [ 842.813550] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 842.813564] RIP: 0033:0x45c479 [ 842.813579] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 842.813586] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 842.813599] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 842.813607] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 842.813614] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 842.813621] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 842.813629] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 842.813669] Task in /syz2 killed as a result of limit of /syz2 [ 842.813851] memory: usage 307200kB, limit 307200kB, failcnt 2687 [ 842.813950] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 842.814038] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 842.814111] Memory cgroup stats for /syz2: cache:0KB rss:297800KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:74592KB active_anon:2208KB inactive_file:8KB active_file:4KB unevictable:221132KB [ 842.814623] Memory cgroup out of memory: Kill process 10319 (syz-executor.2) score 1116 or sacrifice child [ 842.814904] Killed process 10324 (syz-executor.2) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 843.339331] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 843.339448] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 843.339482] CPU: 0 PID: 10328 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 843.339490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 843.339495] Call Trace: [ 843.339529] dump_stack+0x188/0x20d [ 843.339550] dump_header+0x159/0xa5e [ 843.339569] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 843.339583] ? ___ratelimit+0x59/0x573 [ 843.339600] oom_kill_process.cold+0x10/0x6dc [ 843.339618] ? task_will_free_mem+0x134/0x6d0 [ 843.339636] out_of_memory+0x349/0x1250 [ 843.339655] ? oom_killer_disable+0x270/0x270 [ 843.339686] mem_cgroup_out_of_memory+0x1c7/0x240 [ 843.339701] ? memcg_event_wake+0x210/0x210 [ 843.339724] ? do_raw_spin_unlock+0x171/0x260 [ 843.339737] try_charge+0xe22/0x1300 [ 843.339758] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 843.339771] ? retint_kernel+0x2d/0x2d [ 843.339806] mem_cgroup_try_charge+0x249/0x5c0 [ 843.339825] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 843.339849] wp_page_copy+0x3fe/0x1530 [ 843.339873] ? follow_pfn+0x260/0x260 [ 843.339894] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 843.339910] do_wp_page+0x518/0xfa0 [ 843.339926] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 843.339948] __handle_mm_fault+0x21a4/0x3b60 [ 843.339964] ? copy_page_range+0x1e70/0x1e70 [ 843.339978] ? count_memcg_event_mm+0x279/0x4c0 [ 843.340017] handle_mm_fault+0x1a5/0x670 [ 843.340035] __get_user_pages+0x599/0x1650 [ 843.340058] ? follow_page_mask+0x1a60/0x1a60 [ 843.340070] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 843.340088] ? retint_kernel+0x2d/0x2d [ 843.340108] populate_vma_page_range+0x1fd/0x290 [ 843.340127] __mm_populate+0x1e8/0x350 [ 843.340145] ? populate_vma_page_range+0x290/0x290 [ 843.340156] ? do_mlock+0x6b0/0x6b0 [ 843.340177] __x64_sys_mlockall+0x340/0x500 [ 843.340193] do_syscall_64+0xf9/0x620 [ 843.340210] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 843.340223] RIP: 0033:0x45c479 [ 843.340238] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 843.340245] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 843.340258] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 843.340265] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 843.340272] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 843.340280] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 843.340287] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 843.340346] Task in /syz4 killed as a result of limit of /syz4 [ 843.340519] memory: usage 307200kB, limit 307200kB, failcnt 2982 [ 843.340589] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 843.340648] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 843.340700] Memory cgroup stats for /syz4: cache:0KB rss:298264KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2172KB inactive_file:4KB active_file:4KB unevictable:217044KB [ 843.341330] Memory cgroup out of memory: Kill process 10326 (syz-executor.4) score 1116 or sacrifice child [ 843.341672] Killed process 10333 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 843.394570] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 843.394669] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 843.394839] CPU: 1 PID: 10330 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 843.394848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 843.394854] Call Trace: [ 843.394885] dump_stack+0x188/0x20d [ 843.394906] dump_header+0x159/0xa5e [ 843.394924] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 843.394938] ? ___ratelimit+0x59/0x573 [ 843.394955] oom_kill_process.cold+0x10/0x6dc [ 843.394972] ? task_will_free_mem+0x134/0x6d0 [ 843.394991] out_of_memory+0x349/0x1250 [ 843.395009] ? oom_killer_disable+0x270/0x270 [ 843.395034] mem_cgroup_out_of_memory+0x1c7/0x240 [ 843.395049] ? memcg_event_wake+0x210/0x210 [ 843.395072] ? do_raw_spin_unlock+0x171/0x260 [ 843.395086] try_charge+0xe22/0x1300 [ 843.395107] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 843.395123] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 843.395138] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 843.395154] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 843.395170] ? retint_kernel+0x2d/0x2d [ 843.395186] mem_cgroup_try_charge+0x249/0x5c0 [ 843.395200] ? alloc_pages_vma+0x124/0x580 [ 843.395215] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 843.395233] wp_page_copy+0x3fe/0x1530 [ 843.395255] ? follow_pfn+0x260/0x260 [ 843.395271] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 843.395288] do_wp_page+0x518/0xfa0 [ 843.395303] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 843.395324] __handle_mm_fault+0x21a4/0x3b60 [ 843.395340] ? copy_page_range+0x1e70/0x1e70 [ 843.395353] ? count_memcg_event_mm+0x279/0x4c0 [ 843.395385] handle_mm_fault+0x1a5/0x670 [ 843.395403] __get_user_pages+0x599/0x1650 [ 843.395426] ? follow_page_mask+0x1a60/0x1a60 [ 843.395438] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 843.395456] ? retint_kernel+0x2d/0x2d [ 843.395476] populate_vma_page_range+0x1fd/0x290 [ 843.395501] __mm_populate+0x1e8/0x350 [ 843.395518] ? populate_vma_page_range+0x290/0x290 [ 843.395529] ? do_mlock+0x6b0/0x6b0 [ 843.395548] __x64_sys_mlockall+0x340/0x500 [ 843.395564] do_syscall_64+0xf9/0x620 [ 843.395581] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 843.395593] RIP: 0033:0x45c479 [ 843.395608] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 843.395615] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 843.395628] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 843.395635] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 843.395642] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 843.395649] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 843.395657] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 843.395732] Task in /syz2 killed as a result of limit of /syz2 [ 843.395893] memory: usage 307200kB, limit 307200kB, failcnt 2735 [ 843.395971] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 843.396031] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 843.396087] Memory cgroup stats for /syz2: cache:0KB rss:297888KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:74724KB active_anon:2208KB inactive_file:8KB active_file:4KB unevictable:221004KB [ 843.396664] Memory cgroup out of memory: Kill process 10329 (syz-executor.2) score 1116 or sacrifice child [ 843.397068] Killed process 10334 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 843.875488] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 843.875584] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 843.875762] CPU: 1 PID: 10332 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 843.875771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 843.875776] Call Trace: [ 843.875811] dump_stack+0x188/0x20d [ 843.875832] dump_header+0x159/0xa5e [ 843.875850] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 843.875865] ? ___ratelimit+0x59/0x573 [ 843.875881] oom_kill_process.cold+0x10/0x6dc [ 843.875904] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 843.875916] ? task_will_free_mem+0x134/0x6d0 [ 843.875933] out_of_memory+0x349/0x1250 [ 843.875961] ? oom_killer_disable+0x270/0x270 [ 843.875989] mem_cgroup_out_of_memory+0x1c7/0x240 [ 843.876003] ? memcg_event_wake+0x210/0x210 [ 843.876025] ? do_raw_spin_unlock+0x171/0x260 [ 843.876039] try_charge+0xe22/0x1300 [ 843.876059] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 843.876075] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 843.876092] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 843.876113] mem_cgroup_try_charge+0x249/0x5c0 [ 843.876131] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 843.876150] wp_page_copy+0x3fe/0x1530 [ 843.876171] ? follow_pfn+0x260/0x260 [ 843.876184] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 843.876202] do_wp_page+0x518/0xfa0 [ 843.876217] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 843.876235] ? __sanitizer_cov_trace_pc+0x22/0x50 [ 843.876252] __handle_mm_fault+0x21a4/0x3b60 [ 843.876268] ? copy_page_range+0x1e70/0x1e70 [ 843.876281] ? count_memcg_event_mm+0x279/0x4c0 [ 843.876312] handle_mm_fault+0x1a5/0x670 [ 843.876330] __get_user_pages+0x599/0x1650 [ 843.876352] ? follow_page_mask+0x1a60/0x1a60 [ 843.876364] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 843.876382] ? retint_kernel+0x2d/0x2d [ 843.876401] populate_vma_page_range+0x1fd/0x290 [ 843.876419] __mm_populate+0x1e8/0x350 [ 843.876436] ? populate_vma_page_range+0x290/0x290 [ 843.876616] ? __x64_sys_mlockall+0x2ca/0x500 [ 843.876645] __x64_sys_mlockall+0x340/0x500 [ 843.876663] do_syscall_64+0xf9/0x620 [ 843.876679] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 843.876691] RIP: 0033:0x45c479 [ 843.876709] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 843.876717] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 843.876730] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 843.876737] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 843.876744] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 843.876752] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 843.876759] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 843.876841] Task in /syz3 killed as a result of limit of /syz3 [ 843.877034] memory: usage 307200kB, limit 307200kB, failcnt 2675 [ 843.877096] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 843.877248] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 843.877292] Memory cgroup stats for /syz3: cache:0KB rss:298448KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66476KB active_anon:80KB inactive_file:4KB active_file:4KB unevictable:232008KB [ 843.877911] Memory cgroup out of memory: Kill process 10331 (syz-executor.3) score 1116 or sacrifice child [ 843.878311] Killed process 10336 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 844.121428] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 844.121682] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 844.121849] CPU: 0 PID: 10339 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 844.121857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 844.121862] Call Trace: [ 844.121892] dump_stack+0x188/0x20d [ 844.121912] dump_header+0x159/0xa5e [ 844.121929] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 844.121953] ? ___ratelimit+0x59/0x573 [ 844.121972] oom_kill_process.cold+0x10/0x6dc [ 844.121992] ? out_of_memory+0x26a/0x1250 [ 844.122008] out_of_memory+0x349/0x1250 [ 844.122029] ? oom_killer_disable+0x270/0x270 [ 844.122057] mem_cgroup_out_of_memory+0x1c7/0x240 [ 844.122072] ? memcg_event_wake+0x210/0x210 [ 844.122095] ? do_raw_spin_unlock+0x171/0x260 [ 844.122109] try_charge+0xe22/0x1300 [ 844.122130] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 844.122148] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 844.122166] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 844.122178] ? retint_kernel+0x2d/0x2d [ 844.122200] mem_cgroup_try_charge+0x249/0x5c0 [ 844.122215] ? alloc_pages_vma+0x118/0x580 [ 844.122232] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 844.122251] wp_page_copy+0x3fe/0x1530 [ 844.122275] ? follow_pfn+0x260/0x260 [ 844.122293] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 844.122310] do_wp_page+0x518/0xfa0 [ 844.122326] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 844.122352] __handle_mm_fault+0x21a4/0x3b60 [ 844.122369] ? copy_page_range+0x1e70/0x1e70 [ 844.122383] ? count_memcg_event_mm+0x279/0x4c0 [ 844.122418] handle_mm_fault+0x1a5/0x670 [ 844.122436] __get_user_pages+0x599/0x1650 [ 844.122460] ? follow_page_mask+0x1a60/0x1a60 [ 844.122473] ? retint_kernel+0x2d/0x2d [ 844.122495] ? populate_vma_page_range+0x10e/0x290 [ 844.122512] populate_vma_page_range+0x1fd/0x290 [ 844.122529] __mm_populate+0x1e8/0x350 [ 844.122546] ? populate_vma_page_range+0x290/0x290 [ 844.122557] ? do_mlock+0x6b0/0x6b0 [ 844.122577] __x64_sys_mlockall+0x340/0x500 [ 844.122594] do_syscall_64+0xf9/0x620 [ 844.122611] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 844.122622] RIP: 0033:0x45c479 [ 844.122637] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 844.122645] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 844.122658] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 844.122665] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 844.122673] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 844.122681] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 844.122689] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 844.122772] Task in /syz1 killed as a result of limit of /syz1 [ 844.123024] memory: usage 307200kB, limit 307200kB, failcnt 9045 [ 844.123067] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 844.123075] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 844.123085] Memory cgroup stats for /syz1: cache:0KB rss:297428KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:4KB active_file:8KB unevictable:177456KB [ 844.123625] Memory cgroup out of memory: Kill process 10338 (syz-executor.1) score 1116 or sacrifice child [ 844.123878] Killed process 10340 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 844.466948] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 844.467085] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 844.467273] CPU: 1 PID: 10342 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 844.467282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 844.467288] Call Trace: [ 844.467327] dump_stack+0x188/0x20d [ 844.467350] dump_header+0x159/0xa5e [ 844.467366] ? oom_kill_process+0x130/0x140 [ 844.467380] ? dump_header+0x2/0xa5e [ 844.467397] oom_kill_process.cold+0x10/0x6dc [ 844.467420] ? task_will_free_mem+0x134/0x6d0 [ 844.467438] out_of_memory+0x349/0x1250 [ 844.467459] ? oom_killer_disable+0x270/0x270 [ 844.467486] mem_cgroup_out_of_memory+0x1c7/0x240 [ 844.467505] ? memcg_event_wake+0x210/0x210 [ 844.467531] ? do_raw_spin_unlock+0x171/0x260 [ 844.467545] try_charge+0xe22/0x1300 [ 844.467566] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 844.467580] ? get_mem_cgroup_from_mm+0x19d/0x4f0 [ 844.467601] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 844.467622] mem_cgroup_try_charge+0x249/0x5c0 [ 844.467642] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 844.467662] wp_page_copy+0x3fe/0x1530 [ 844.467682] ? retint_kernel+0x2d/0x2d [ 844.467699] ? follow_pfn+0x260/0x260 [ 844.467712] ? do_wp_page+0x2ea/0xfa0 [ 844.467729] do_wp_page+0x518/0xfa0 [ 844.467745] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 844.467767] __handle_mm_fault+0x21a4/0x3b60 [ 844.467785] ? copy_page_range+0x1e70/0x1e70 [ 844.467800] ? count_memcg_event_mm+0x279/0x4c0 [ 844.467834] handle_mm_fault+0x1a5/0x670 [ 844.467847] ? __get_user_pages+0x4c7/0x1650 [ 844.467865] __get_user_pages+0x599/0x1650 [ 844.467889] ? follow_page_mask+0x1a60/0x1a60 [ 844.467904] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 844.467921] ? retint_kernel+0x2d/0x2d [ 844.467943] populate_vma_page_range+0x1fd/0x290 [ 844.467963] __mm_populate+0x1e8/0x350 [ 844.467981] ? populate_vma_page_range+0x290/0x290 [ 844.467993] ? do_mlock+0x6b0/0x6b0 [ 844.468015] __x64_sys_mlockall+0x340/0x500 [ 844.468031] do_syscall_64+0xf9/0x620 [ 844.468048] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 844.468064] RIP: 0033:0x45c479 [ 844.468082] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 844.468089] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 844.468103] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 844.468111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 844.468119] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 844.468127] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 844.468135] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 844.468237] Task in /syz0 killed as a result of limit of /syz0 [ 844.468435] memory: usage 307200kB, limit 307200kB, failcnt 4187 [ 844.468495] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 844.468555] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 844.468611] Memory cgroup stats for /syz0: cache:0KB rss:298288KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:217224KB [ 844.469039] Memory cgroup out of memory: Kill process 10341 (syz-executor.0) score 1116 or sacrifice child [ 844.469297] Killed process 10345 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 844.748160] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 844.748278] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 844.748426] CPU: 0 PID: 10346 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 844.748434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 844.748440] Call Trace: [ 844.748470] dump_stack+0x188/0x20d [ 844.748493] dump_header+0x159/0xa5e [ 844.748513] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 844.748527] ? ___ratelimit+0x59/0x573 [ 844.748546] oom_kill_process.cold+0x10/0x6dc [ 844.748568] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 844.748580] ? task_will_free_mem+0x134/0x6d0 [ 844.748599] out_of_memory+0x349/0x1250 [ 844.748619] ? oom_killer_disable+0x270/0x270 [ 844.748639] ? mem_cgroup_out_of_memory+0x97/0x240 [ 844.748661] mem_cgroup_out_of_memory+0x1c7/0x240 [ 844.748674] ? memcg_event_wake+0x210/0x210 [ 844.748694] ? do_raw_spin_unlock+0x171/0x260 [ 844.748705] try_charge+0xe22/0x1300 [ 844.748725] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 844.748741] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 844.748758] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 844.748780] mem_cgroup_try_charge+0x249/0x5c0 [ 844.748799] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 844.748819] wp_page_copy+0x3fe/0x1530 [ 844.748843] ? follow_pfn+0x260/0x260 [ 844.748857] ? retint_kernel+0x2d/0x2d [ 844.748875] do_wp_page+0x518/0xfa0 [ 844.748891] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 844.748920] __handle_mm_fault+0x21a4/0x3b60 [ 844.748936] ? copy_page_range+0x1e70/0x1e70 [ 844.748951] ? count_memcg_event_mm+0x279/0x4c0 [ 844.748984] handle_mm_fault+0x1a5/0x670 [ 844.749003] __get_user_pages+0x599/0x1650 [ 844.749027] ? follow_page_mask+0x1a60/0x1a60 [ 844.749051] ? populate_vma_page_range+0x8d/0x290 [ 844.749069] populate_vma_page_range+0x1fd/0x290 [ 844.749088] __mm_populate+0x1e8/0x350 [ 844.749106] ? populate_vma_page_range+0x290/0x290 [ 844.749118] ? do_mlock+0x6b0/0x6b0 [ 844.749139] __x64_sys_mlockall+0x340/0x500 [ 844.749155] do_syscall_64+0xf9/0x620 [ 844.749174] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 844.749186] RIP: 0033:0x45c479 [ 844.749200] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 844.749208] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 844.749221] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 844.749228] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 844.749236] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 844.749244] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 844.749252] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 844.749346] Task in /syz5 killed as a result of limit of /syz5 [ 844.749762] memory: usage 307200kB, limit 307200kB, failcnt 6601 [ 844.749830] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 844.749871] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 844.749972] Memory cgroup stats for /syz5: cache:0KB rss:298512KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:250208KB [ 844.750424] Memory cgroup out of memory: Kill process 10344 (syz-executor.5) score 1116 or sacrifice child [ 844.750662] Killed process 10347 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 845.070038] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 845.070166] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 845.070345] CPU: 1 PID: 10350 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 845.070353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 845.070358] Call Trace: [ 845.070398] dump_stack+0x188/0x20d [ 845.070421] dump_header+0x159/0xa5e [ 845.070439] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 845.070460] ? ___ratelimit+0x59/0x573 [ 845.070477] oom_kill_process.cold+0x10/0x6dc [ 845.070495] ? out_of_memory+0x428/0x1250 [ 845.070507] ? out_of_memory+0x19f/0x1250 [ 845.070523] out_of_memory+0x349/0x1250 [ 845.070543] ? oom_killer_disable+0x270/0x270 [ 845.070573] mem_cgroup_out_of_memory+0x1c7/0x240 [ 845.070588] ? memcg_event_wake+0x210/0x210 [ 845.070612] ? do_raw_spin_unlock+0x171/0x260 [ 845.070626] try_charge+0xe22/0x1300 [ 845.070647] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 845.070663] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 845.070681] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 845.070698] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 845.070719] mem_cgroup_try_charge+0x249/0x5c0 [ 845.070737] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 845.070760] wp_page_copy+0x3fe/0x1530 [ 845.070782] ? follow_pfn+0x260/0x260 [ 845.070800] ? __lock_acquire+0x6ee/0x49c0 [ 845.070819] do_wp_page+0x518/0xfa0 [ 845.070835] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 845.070855] __handle_mm_fault+0x21a4/0x3b60 [ 845.070871] ? copy_page_range+0x1e70/0x1e70 [ 845.070885] ? count_memcg_event_mm+0x279/0x4c0 [ 845.070917] handle_mm_fault+0x1a5/0x670 [ 845.070935] __get_user_pages+0x599/0x1650 [ 845.070957] ? follow_page_mask+0x1a60/0x1a60 [ 845.070981] ? populate_vma_page_range+0x33/0x290 [ 845.070998] populate_vma_page_range+0x1fd/0x290 [ 845.071016] __mm_populate+0x1e8/0x350 [ 845.071034] ? populate_vma_page_range+0x290/0x290 [ 845.071045] ? do_mlock+0x6b0/0x6b0 [ 845.071065] __x64_sys_mlockall+0x340/0x500 [ 845.071082] do_syscall_64+0xf9/0x620 [ 845.071100] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 845.071113] RIP: 0033:0x45c479 [ 845.071128] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 845.071135] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 845.071148] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 845.071156] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 845.071163] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 845.071171] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 845.071178] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 845.071254] Task in /syz1 killed as a result of limit of /syz1 [ 845.071479] memory: usage 307200kB, limit 307200kB, failcnt 9056 [ 845.071548] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 845.071617] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 845.071674] Memory cgroup stats for /syz1: cache:0KB rss:297432KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:8KB active_file:4KB unevictable:177436KB [ 845.072280] Memory cgroup out of memory: Kill process 10349 (syz-executor.1) score 1116 or sacrifice child [ 845.072693] Killed process 10351 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 845.173991] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 845.174106] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 845.174277] CPU: 0 PID: 10353 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 845.174286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 845.174291] Call Trace: [ 845.174330] dump_stack+0x188/0x20d [ 845.174351] dump_header+0x159/0xa5e [ 845.174371] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 845.174385] ? ___ratelimit+0x59/0x573 [ 845.174402] oom_kill_process.cold+0x10/0x6dc [ 845.174425] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 845.174437] ? task_will_free_mem+0x134/0x6d0 [ 845.174455] out_of_memory+0x349/0x1250 [ 845.174475] ? oom_killer_disable+0x270/0x270 [ 845.174506] mem_cgroup_out_of_memory+0x1c7/0x240 [ 845.174522] ? memcg_event_wake+0x210/0x210 [ 845.174545] ? do_raw_spin_unlock+0x171/0x260 [ 845.174559] try_charge+0xe22/0x1300 [ 845.174580] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 845.174596] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 845.174614] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 845.174635] mem_cgroup_try_charge+0x249/0x5c0 [ 845.174653] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 845.174671] wp_page_copy+0x3fe/0x1530 [ 845.174694] ? follow_pfn+0x260/0x260 [ 845.174714] do_wp_page+0x518/0xfa0 [ 845.174729] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 845.174750] __handle_mm_fault+0x21a4/0x3b60 [ 845.174767] ? copy_page_range+0x1e70/0x1e70 [ 845.174780] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 845.174795] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 845.174820] ? handle_mm_fault+0x12c/0x670 [ 845.174836] handle_mm_fault+0x1a5/0x670 [ 845.174853] __get_user_pages+0x599/0x1650 [ 845.174877] ? follow_page_mask+0x1a60/0x1a60 [ 845.174889] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 845.174915] ? retint_kernel+0x2d/0x2d [ 845.174935] populate_vma_page_range+0x1fd/0x290 [ 845.174953] __mm_populate+0x1e8/0x350 [ 845.174970] ? populate_vma_page_range+0x290/0x290 [ 845.174980] ? do_mlock+0x6b0/0x6b0 [ 845.175001] __x64_sys_mlockall+0x340/0x500 [ 845.175017] do_syscall_64+0xf9/0x620 [ 845.175035] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 845.175047] RIP: 0033:0x45c479 [ 845.175063] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 845.175071] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 845.175083] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 845.175090] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 845.175098] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 845.175105] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 845.175113] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 845.175185] Task in /syz2 killed as a result of limit of /syz2 [ 845.175380] memory: usage 307200kB, limit 307200kB, failcnt 2785 [ 845.175448] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 845.175518] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 845.175575] Memory cgroup stats for /syz2: cache:0KB rss:297808KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:74664KB active_anon:2216KB inactive_file:4KB active_file:4KB unevictable:221004KB [ 845.176202] Memory cgroup out of memory: Kill process 10352 (syz-executor.2) score 1116 or sacrifice child [ 845.176504] Killed process 10354 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 845.211160] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 845.211246] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 845.211403] CPU: 0 PID: 10353 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 845.211410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 845.211415] Call Trace: [ 845.211447] dump_stack+0x188/0x20d [ 845.211466] dump_header+0x159/0xa5e [ 845.211482] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 845.211496] ? ___ratelimit+0x59/0x573 [ 845.211510] oom_kill_process.cold+0x10/0x6dc [ 845.211525] ? task_will_free_mem+0x134/0x6d0 [ 845.211541] out_of_memory+0x349/0x1250 [ 845.211557] ? oom_killer_disable+0x270/0x270 [ 845.211581] mem_cgroup_out_of_memory+0x1c7/0x240 [ 845.211593] ? memcg_event_wake+0x210/0x210 [ 845.211613] ? do_raw_spin_unlock+0x171/0x260 [ 845.211624] try_charge+0xe22/0x1300 [ 845.211642] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 845.211656] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 845.211671] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 845.211689] mem_cgroup_try_charge+0x249/0x5c0 [ 845.211708] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 845.211731] wp_page_copy+0x3fe/0x1530 [ 845.211751] ? follow_pfn+0x260/0x260 [ 845.211769] do_wp_page+0x518/0xfa0 [ 845.211783] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 845.211801] __handle_mm_fault+0x21a4/0x3b60 [ 845.211816] ? copy_page_range+0x1e70/0x1e70 [ 845.211832] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 845.211853] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 845.211880] ? handle_mm_fault+0x12c/0x670 [ 845.211896] handle_mm_fault+0x1a5/0x670 [ 845.211913] __get_user_pages+0x599/0x1650 [ 845.211936] ? follow_page_mask+0x1a60/0x1a60 [ 845.211948] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 845.211966] ? retint_kernel+0x2d/0x2d [ 845.211986] populate_vma_page_range+0x1fd/0x290 [ 845.212001] __mm_populate+0x1e8/0x350 [ 845.212018] ? populate_vma_page_range+0x290/0x290 [ 845.212029] ? do_mlock+0x6b0/0x6b0 [ 845.212049] __x64_sys_mlockall+0x340/0x500 [ 845.212066] do_syscall_64+0xf9/0x620 [ 845.212079] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 845.212091] RIP: 0033:0x45c479 [ 845.212105] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 845.212124] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 845.212137] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 845.212144] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 845.212151] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 845.212158] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 845.212165] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 845.212220] Task in /syz2 killed as a result of limit of /syz2 [ 845.212367] memory: usage 303656kB, limit 307200kB, failcnt 2803 [ 845.212427] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 845.212511] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 845.212560] Memory cgroup stats for /syz2: cache:0KB rss:294300KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:73200KB active_anon:2216KB inactive_file:4KB active_file:4KB unevictable:218956KB [ 845.213038] Memory cgroup out of memory: Kill process 10352 (syz-executor.2) score 1116 or sacrifice child [ 845.213253] Killed process 10352 (syz-executor.2) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 845.219637] oom_reaper: reaped process 10352 (syz-executor.2), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 845.649915] Memory cgroup out of memory: Kill process 10355 (syz-executor.4) score 1116 or sacrifice child [ 845.650304] Killed process 10360 (syz-executor.4) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 846.054458] Memory cgroup out of memory: Kill process 10363 (syz-executor.3) score 1116 or sacrifice child [ 846.054798] Killed process 10369 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 846.471414] Memory cgroup out of memory: Kill process 10365 (syz-executor.5) score 1116 or sacrifice child [ 846.471828] Killed process 10379 (syz-executor.5) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 846.483630] Memory cgroup out of memory: Kill process 10371 (syz-executor.1) score 1117 or sacrifice child [ 846.484073] Killed process 10377 (syz-executor.1) total-vm:40148kB, anon-rss:18508kB, file-rss:0kB, shmem-rss:0kB [ 846.876416] Memory cgroup out of memory: Kill process 10375 (syz-executor.0) score 1116 or sacrifice child [ 846.876681] Killed process 10378 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 847.167315] Memory cgroup out of memory: Kill process 10381 (syz-executor.2) score 1116 or sacrifice child [ 847.167625] Killed process 10383 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 847.687157] Memory cgroup out of memory: Kill process 10385 (syz-executor.4) score 1116 or sacrifice child [ 847.687477] Killed process 10387 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 847.836384] oom_kill_process: 7 callbacks suppressed [ 847.836452] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 847.836537] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 847.836758] CPU: 1 PID: 10391 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 847.836768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 847.836775] Call Trace: [ 847.836829] dump_stack+0x188/0x20d [ 847.836856] dump_header+0x159/0xa5e [ 847.836879] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 847.836894] ? ___ratelimit+0x59/0x573 [ 847.836911] oom_kill_process.cold+0x10/0x6dc [ 847.836929] ? out_of_memory+0x428/0x1250 [ 847.836940] ? out_of_memory+0x19f/0x1250 [ 847.836957] out_of_memory+0x349/0x1250 [ 847.836976] ? oom_killer_disable+0x270/0x270 [ 847.837011] mem_cgroup_out_of_memory+0x1c7/0x240 [ 847.837027] ? memcg_event_wake+0x210/0x210 [ 847.837050] ? do_raw_spin_unlock+0x171/0x260 [ 847.837064] try_charge+0xe22/0x1300 [ 847.837085] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 847.837101] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 847.837119] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 847.837148] mem_cgroup_try_charge+0x249/0x5c0 [ 847.837166] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 847.837189] wp_page_copy+0x3fe/0x1530 [ 847.837209] ? follow_pfn+0x260/0x260 [ 847.837233] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 847.837250] do_wp_page+0x518/0xfa0 [ 847.837266] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 847.837287] __handle_mm_fault+0x21a4/0x3b60 [ 847.837305] ? copy_page_range+0x1e70/0x1e70 [ 847.837319] ? count_memcg_event_mm+0x279/0x4c0 [ 847.837351] handle_mm_fault+0x1a5/0x670 [ 847.837369] __get_user_pages+0x599/0x1650 [ 847.837393] ? follow_page_mask+0x1a60/0x1a60 [ 847.837421] populate_vma_page_range+0x1fd/0x290 [ 847.837440] __mm_populate+0x1e8/0x350 [ 847.837458] ? populate_vma_page_range+0x290/0x290 [ 847.837469] ? do_mlock+0x6b0/0x6b0 [ 847.837489] __x64_sys_mlockall+0x340/0x500 [ 847.837506] do_syscall_64+0xf9/0x620 [ 847.837524] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 847.837539] RIP: 0033:0x45c479 [ 847.837555] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 847.837562] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 847.837575] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 847.837582] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 847.837589] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 847.837597] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 847.837605] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 847.837639] Task in /syz3 killed as a result of limit of /syz3 [ 847.837838] memory: usage 307200kB, limit 307200kB, failcnt 2782 [ 847.837889] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 847.837957] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 847.838014] Memory cgroup stats for /syz3: cache:0KB rss:298472KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66476KB active_anon:80KB inactive_file:4KB active_file:4KB unevictable:231956KB [ 847.838610] Memory cgroup out of memory: Kill process 10390 (syz-executor.3) score 1116 or sacrifice child [ 847.839052] Killed process 10392 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 848.383725] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 848.383872] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 848.383992] CPU: 1 PID: 10394 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 848.384000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 848.384005] Call Trace: [ 848.384036] dump_stack+0x188/0x20d [ 848.384056] dump_header+0x159/0xa5e [ 848.384075] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 848.384096] ? ___ratelimit+0x59/0x573 [ 848.384113] oom_kill_process.cold+0x10/0x6dc [ 848.384131] ? out_of_memory+0x13d/0x1250 [ 848.384147] out_of_memory+0x349/0x1250 [ 848.384166] ? oom_killer_disable+0x270/0x270 [ 848.384192] mem_cgroup_out_of_memory+0x1c7/0x240 [ 848.384207] ? memcg_event_wake+0x210/0x210 [ 848.384229] ? do_raw_spin_unlock+0x171/0x260 [ 848.384243] try_charge+0xe22/0x1300 [ 848.384263] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 848.384279] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 848.384296] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 848.384317] mem_cgroup_try_charge+0x249/0x5c0 [ 848.384335] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 848.384355] wp_page_copy+0x3fe/0x1530 [ 848.384377] ? follow_pfn+0x260/0x260 [ 848.384389] ? retint_kernel+0x2d/0x2d [ 848.384406] do_wp_page+0x518/0xfa0 [ 848.384422] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 848.384442] __handle_mm_fault+0x21a4/0x3b60 [ 848.384458] ? copy_page_range+0x1e70/0x1e70 [ 848.384472] ? count_memcg_event_mm+0x279/0x4c0 [ 848.384503] handle_mm_fault+0x1a5/0x670 [ 848.384521] __get_user_pages+0x599/0x1650 [ 848.384544] ? follow_page_mask+0x1a60/0x1a60 [ 848.384560] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 848.384578] ? retint_kernel+0x2d/0x2d [ 848.384609] populate_vma_page_range+0x1fd/0x290 [ 848.384631] __mm_populate+0x1e8/0x350 [ 848.384654] ? populate_vma_page_range+0x290/0x290 [ 848.384665] ? do_mlock+0x6b0/0x6b0 [ 848.384685] __x64_sys_mlockall+0x340/0x500 [ 848.384707] do_syscall_64+0xf9/0x620 [ 848.384732] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 848.384744] RIP: 0033:0x45c479 [ 848.384765] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 848.384772] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 848.384785] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 848.384792] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 848.384799] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 848.384807] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 848.384814] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 848.384852] Task in /syz1 killed as a result of limit of /syz1 [ 848.385036] memory: usage 307200kB, limit 307200kB, failcnt 9144 [ 848.385142] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 848.385205] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 848.385262] Memory cgroup stats for /syz1: cache:0KB rss:297440KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:8KB active_file:8KB unevictable:177420KB [ 848.385849] Memory cgroup out of memory: Kill process 10393 (syz-executor.1) score 1116 or sacrifice child [ 848.386151] Killed process 10397 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 848.453720] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 848.453851] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 848.453998] CPU: 0 PID: 10398 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 848.454006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 848.454011] Call Trace: [ 848.454039] dump_stack+0x188/0x20d [ 848.454060] dump_header+0x159/0xa5e [ 848.454077] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 848.454091] ? ___ratelimit+0x59/0x573 [ 848.454106] oom_kill_process.cold+0x10/0x6dc [ 848.454123] ? out_of_memory+0x2fc/0x1250 [ 848.454140] out_of_memory+0x349/0x1250 [ 848.454159] ? oom_killer_disable+0x270/0x270 [ 848.454185] mem_cgroup_out_of_memory+0x1c7/0x240 [ 848.454199] ? memcg_event_wake+0x210/0x210 [ 848.454220] ? do_raw_spin_unlock+0x171/0x260 [ 848.454234] try_charge+0xe22/0x1300 [ 848.454253] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 848.454268] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 848.454286] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 848.454307] mem_cgroup_try_charge+0x249/0x5c0 [ 848.454324] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 848.454339] wp_page_copy+0x3fe/0x1530 [ 848.454360] ? follow_pfn+0x260/0x260 [ 848.454373] ? do_wp_page+0x29f/0xfa0 [ 848.454388] do_wp_page+0x518/0xfa0 [ 848.454403] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 848.454422] __handle_mm_fault+0x21a4/0x3b60 [ 848.454439] ? copy_page_range+0x1e70/0x1e70 [ 848.454454] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 848.454477] ? handle_mm_fault+0x189/0x670 [ 848.454495] handle_mm_fault+0x1a5/0x670 [ 848.454511] __get_user_pages+0x599/0x1650 [ 848.454533] ? follow_page_mask+0x1a60/0x1a60 [ 848.454544] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 848.454561] ? retint_kernel+0x2d/0x2d [ 848.454581] populate_vma_page_range+0x1fd/0x290 [ 848.454598] __mm_populate+0x1e8/0x350 [ 848.454615] ? populate_vma_page_range+0x290/0x290 [ 848.454625] ? do_mlock+0x6b0/0x6b0 [ 848.454645] __x64_sys_mlockall+0x340/0x500 [ 848.454659] do_syscall_64+0xf9/0x620 [ 848.454676] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 848.454687] RIP: 0033:0x45c479 [ 848.454701] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 848.454707] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 848.454719] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 848.454726] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 848.454733] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 848.454739] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 848.454747] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 848.454789] Task in /syz5 killed as a result of limit of /syz5 [ 848.454942] memory: usage 307200kB, limit 307200kB, failcnt 6664 [ 848.454993] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 848.455042] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 848.455094] Memory cgroup stats for /syz5: cache:0KB rss:298544KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:250208KB [ 848.455603] Memory cgroup out of memory: Kill process 10396 (syz-executor.5) score 1116 or sacrifice child [ 848.455926] Killed process 10399 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 848.987381] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 848.987500] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 848.987657] CPU: 0 PID: 10403 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 848.987665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 848.987670] Call Trace: [ 848.987701] dump_stack+0x188/0x20d [ 848.987722] dump_header+0x159/0xa5e [ 848.987740] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 848.987754] ? ___ratelimit+0x59/0x573 [ 848.987771] oom_kill_process.cold+0x10/0x6dc [ 848.987789] ? out_of_memory+0x13d/0x1250 [ 848.987805] out_of_memory+0x349/0x1250 [ 848.987826] ? mark_held_locks+0xa6/0xf0 [ 848.987838] ? oom_killer_disable+0x270/0x270 [ 848.987853] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 848.987877] mem_cgroup_out_of_memory+0x1c7/0x240 [ 848.987891] ? memcg_event_wake+0x210/0x210 [ 848.987915] try_charge+0xe22/0x1300 [ 848.987936] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 848.987953] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 848.987970] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 848.987982] ? lock_downgrade+0x740/0x740 [ 848.988002] mem_cgroup_try_charge+0x249/0x5c0 [ 848.988019] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 848.988041] do_huge_pmd_wp_page+0x921/0x32f0 [ 848.988066] ? __split_huge_pmd+0x29c0/0x29c0 [ 848.988084] ? pmd_val+0x7c/0xf0 [ 848.988099] ? add_mm_counter_fast.part.0+0x40/0x40 [ 848.988117] __handle_mm_fault+0x1561/0x3b60 [ 848.988134] ? copy_page_range+0x1e70/0x1e70 [ 848.988146] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 848.988163] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 848.988188] ? handle_mm_fault+0x12c/0x670 [ 848.988203] handle_mm_fault+0x1a5/0x670 [ 848.988221] __get_user_pages+0x599/0x1650 [ 848.988244] ? follow_page_mask+0x1a60/0x1a60 [ 848.988263] ? vmacache_find+0x79/0x300 [ 848.988276] ? vmacache_find+0xb0/0x300 [ 848.988295] populate_vma_page_range+0x1fd/0x290 [ 848.988314] __mm_populate+0x1e8/0x350 [ 848.988331] ? populate_vma_page_range+0x290/0x290 [ 848.988342] ? do_mlock+0x6b0/0x6b0 [ 848.988355] ? __x64_sys_mlockall+0x369/0x500 [ 848.988373] __x64_sys_mlockall+0x340/0x500 [ 848.988389] do_syscall_64+0xf9/0x620 [ 848.988406] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 848.988418] RIP: 0033:0x45c479 [ 848.988431] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 848.988438] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 848.988451] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 848.988458] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 848.988465] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 848.988472] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 848.988480] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 848.988515] Task in /syz0 killed as a result of limit of /syz0 [ 848.988704] memory: usage 307200kB, limit 307200kB, failcnt 4238 [ 848.988774] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 848.988843] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 848.988908] Memory cgroup stats for /syz0: cache:0KB rss:297932KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:76872KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:218956KB [ 848.989735] Memory cgroup out of memory: Kill process 10402 (syz-executor.0) score 1116 or sacrifice child [ 848.990107] Killed process 10406 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 849.011934] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 849.012032] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 849.012183] CPU: 1 PID: 10405 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 849.012190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 849.012196] Call Trace: [ 849.012236] dump_stack+0x188/0x20d [ 849.012260] dump_header+0x159/0xa5e [ 849.012277] ? oom_kill_process+0x130/0x140 [ 849.012295] oom_kill_process.cold+0x10/0x6dc [ 849.012313] ? task_will_free_mem+0x134/0x6d0 [ 849.012331] out_of_memory+0x349/0x1250 [ 849.012350] ? oom_killer_disable+0x270/0x270 [ 849.012376] mem_cgroup_out_of_memory+0x1c7/0x240 [ 849.012391] ? memcg_event_wake+0x210/0x210 [ 849.012413] ? do_raw_spin_unlock+0x171/0x260 [ 849.012426] try_charge+0xe22/0x1300 [ 849.012448] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 849.012464] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 849.012482] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 849.012505] mem_cgroup_try_charge+0x249/0x5c0 [ 849.012544] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 849.012567] wp_page_copy+0x3fe/0x1530 [ 849.012591] ? mark_held_locks+0xa6/0xf0 [ 849.012607] ? follow_pfn+0x260/0x260 [ 849.012627] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 849.012643] do_wp_page+0x518/0xfa0 [ 849.012658] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 849.012679] __handle_mm_fault+0x21a4/0x3b60 [ 849.012695] ? copy_page_range+0x1e70/0x1e70 [ 849.012708] ? count_memcg_event_mm+0x279/0x4c0 [ 849.012740] handle_mm_fault+0x1a5/0x670 [ 849.012759] __get_user_pages+0x599/0x1650 [ 849.012783] ? follow_page_mask+0x1a60/0x1a60 [ 849.012806] ? populate_vma_page_range+0x55/0x290 [ 849.012823] populate_vma_page_range+0x1fd/0x290 [ 849.012843] __mm_populate+0x1e8/0x350 [ 849.012861] ? populate_vma_page_range+0x290/0x290 [ 849.012871] ? do_mlock+0x6b0/0x6b0 [ 849.012892] __x64_sys_mlockall+0x340/0x500 [ 849.012909] do_syscall_64+0xf9/0x620 [ 849.012927] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 849.012940] RIP: 0033:0x45c479 [ 849.012956] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 849.012963] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 849.012976] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 849.012983] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 849.012991] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 849.012998] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 849.013006] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 849.013080] Task in /syz2 killed as a result of limit of /syz2 [ 849.013273] memory: usage 307200kB, limit 307200kB, failcnt 2839 [ 849.013335] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 849.013402] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 849.013454] Memory cgroup stats for /syz2: cache:0KB rss:297808KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:74648KB active_anon:2216KB inactive_file:4KB active_file:4KB unevictable:221004KB [ 849.013935] Memory cgroup out of memory: Kill process 10404 (syz-executor.2) score 1116 or sacrifice child [ 849.014228] Killed process 10407 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 849.024633] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 849.024721] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 849.024879] CPU: 0 PID: 10403 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 849.024887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 849.024892] Call Trace: [ 849.024916] dump_stack+0x188/0x20d [ 849.024937] dump_header+0x159/0xa5e [ 849.024955] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 849.024969] ? ___ratelimit+0x59/0x573 [ 849.024981] ? ___ratelimit+0x2/0x573 [ 849.024997] oom_kill_process.cold+0x10/0x6dc [ 849.025013] ? out_of_memory+0x216/0x1250 [ 849.025025] ? oom_badness+0x670/0x670 [ 849.025042] out_of_memory+0x349/0x1250 [ 849.025063] ? oom_killer_disable+0x270/0x270 [ 849.025090] mem_cgroup_out_of_memory+0x1c7/0x240 [ 849.025105] ? memcg_event_wake+0x210/0x210 [ 849.025128] ? do_raw_spin_unlock+0x171/0x260 [ 849.025142] try_charge+0xe22/0x1300 [ 849.025164] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 849.025179] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 849.025196] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 849.025214] ? lock_downgrade+0x740/0x740 [ 849.025233] mem_cgroup_try_charge+0x249/0x5c0 [ 849.025249] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 849.025263] do_huge_pmd_wp_page+0x921/0x32f0 [ 849.025285] ? __split_huge_pmd+0x29c0/0x29c0 [ 849.025303] ? pmd_val+0x7c/0xf0 [ 849.025317] ? add_mm_counter_fast.part.0+0x40/0x40 [ 849.025334] __handle_mm_fault+0x1561/0x3b60 [ 849.025349] ? copy_page_range+0x1e70/0x1e70 [ 849.025360] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 849.025376] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 849.025398] ? handle_mm_fault+0x12c/0x670 [ 849.025412] handle_mm_fault+0x1a5/0x670 [ 849.025428] __get_user_pages+0x599/0x1650 [ 849.025449] ? follow_page_mask+0x1a60/0x1a60 [ 849.025467] ? vmacache_find+0x79/0x300 [ 849.025479] ? vmacache_find+0xb0/0x300 [ 849.025495] populate_vma_page_range+0x1fd/0x290 [ 849.025533] __mm_populate+0x1e8/0x350 [ 849.025549] ? populate_vma_page_range+0x290/0x290 [ 849.025559] ? do_mlock+0x6b0/0x6b0 [ 849.025572] ? __x64_sys_mlockall+0x369/0x500 [ 849.025589] __x64_sys_mlockall+0x340/0x500 [ 849.025605] do_syscall_64+0xf9/0x620 [ 849.025619] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 849.025630] RIP: 0033:0x45c479 [ 849.025644] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 849.025650] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 849.025662] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 849.025669] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 849.025676] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 849.025682] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 849.025689] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 849.025774] Task in /syz0 killed as a result of limit of /syz0 [ 849.025940] memory: usage 303416kB, limit 307200kB, failcnt 4256 [ 849.026001] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 849.026043] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 849.026104] Memory cgroup stats for /syz0: cache:0KB rss:294284KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:75252KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:216908KB [ 849.026633] Memory cgroup out of memory: Kill process 10402 (syz-executor.0) score 1116 or sacrifice child [ 849.026968] Killed process 10402 (syz-executor.0) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 849.029675] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 849.029739] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 849.029928] CPU: 1 PID: 10405 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 849.029937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 849.029942] Call Trace: [ 849.029966] dump_stack+0x188/0x20d [ 849.029987] dump_header+0x159/0xa5e [ 849.030012] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 849.030027] ? ___ratelimit+0x59/0x573 [ 849.030043] oom_kill_process.cold+0x10/0x6dc [ 849.030067] ? mem_cgroup_get_max+0x59/0x240 [ 849.030082] out_of_memory+0x349/0x1250 [ 849.030102] ? oom_killer_disable+0x270/0x270 [ 849.030117] ? mem_cgroup_out_of_memory+0x97/0x240 [ 849.030137] mem_cgroup_out_of_memory+0x1c7/0x240 [ 849.030151] ? memcg_event_wake+0x210/0x210 [ 849.030175] ? do_raw_spin_unlock+0x171/0x260 [ 849.030188] try_charge+0xe22/0x1300 [ 849.030208] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 849.030225] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 849.030243] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 849.030263] mem_cgroup_try_charge+0x249/0x5c0 [ 849.030282] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 849.030300] wp_page_copy+0x3fe/0x1530 [ 849.030321] ? mark_held_locks+0xa6/0xf0 [ 849.030337] ? follow_pfn+0x260/0x260 [ 849.030357] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 849.030374] do_wp_page+0x518/0xfa0 [ 849.030389] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 849.030410] __handle_mm_fault+0x21a4/0x3b60 [ 849.030427] ? copy_page_range+0x1e70/0x1e70 [ 849.030440] ? count_memcg_event_mm+0x279/0x4c0 [ 849.030471] handle_mm_fault+0x1a5/0x670 [ 849.030489] __get_user_pages+0x599/0x1650 [ 849.030511] ? follow_page_mask+0x1a60/0x1a60 [ 849.030534] ? populate_vma_page_range+0x55/0x290 [ 849.030552] populate_vma_page_range+0x1fd/0x290 [ 849.030571] __mm_populate+0x1e8/0x350 [ 849.030589] ? populate_vma_page_range+0x290/0x290 [ 849.030599] ? do_mlock+0x6b0/0x6b0 [ 849.030619] __x64_sys_mlockall+0x340/0x500 [ 849.030635] do_syscall_64+0xf9/0x620 [ 849.030651] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 849.030663] RIP: 0033:0x45c479 [ 849.030678] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 849.030685] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 849.030697] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 849.030704] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 849.030710] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 849.030718] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 849.030725] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 849.030826] Task in /syz2 killed as a result of limit of /syz2 [ 849.031070] memory: usage 303572kB, limit 307200kB, failcnt 2845 [ 849.031151] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 849.031221] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 849.031307] Memory cgroup stats for /syz2: cache:0KB rss:294372KB rss_huge:256000KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:73192KB active_anon:2212KB inactive_file:4KB active_file:4KB unevictable:218956KB [ 849.032064] Memory cgroup out of memory: Kill process 10404 (syz-executor.2) score 1116 or sacrifice child [ 849.032387] Killed process 10404 (syz-executor.2) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 849.082023] oom_reaper: reaped process 10402 (syz-executor.0), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 849.372964] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 849.373080] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 849.373210] CPU: 0 PID: 10410 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 849.373226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 849.373232] Call Trace: [ 849.373261] dump_stack+0x188/0x20d [ 849.373282] dump_header+0x159/0xa5e [ 849.373304] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 849.373318] ? ___ratelimit+0x59/0x573 [ 849.373336] oom_kill_process.cold+0x10/0x6dc [ 849.373352] ? task_will_free_mem+0x134/0x6d0 [ 849.373372] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 849.373385] out_of_memory+0x349/0x1250 [ 849.373403] ? oom_killer_disable+0x270/0x270 [ 849.373417] ? out_of_memory+0x4/0x1250 [ 849.373439] mem_cgroup_out_of_memory+0x1c7/0x240 [ 849.373451] ? memcg_event_wake+0x210/0x210 [ 849.373476] ? do_raw_spin_unlock+0x171/0x260 [ 849.373488] try_charge+0xe22/0x1300 [ 849.373509] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 849.373524] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 849.373541] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 849.373561] mem_cgroup_try_charge+0x249/0x5c0 [ 849.373579] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 849.373601] wp_page_copy+0x3fe/0x1530 [ 849.373623] ? follow_pfn+0x260/0x260 [ 849.373641] do_wp_page+0x518/0xfa0 [ 849.373657] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 849.373677] __handle_mm_fault+0x21a4/0x3b60 [ 849.373694] ? copy_page_range+0x1e70/0x1e70 [ 849.373708] ? count_memcg_event_mm+0x279/0x4c0 [ 849.373740] handle_mm_fault+0x1a5/0x670 [ 849.373757] __get_user_pages+0x599/0x1650 [ 849.373778] ? follow_page_mask+0x1a60/0x1a60 [ 849.373790] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 849.373808] ? retint_kernel+0x2d/0x2d [ 849.373824] populate_vma_page_range+0x1fd/0x290 [ 849.373840] __mm_populate+0x1e8/0x350 [ 849.373856] ? populate_vma_page_range+0x290/0x290 [ 849.373866] ? do_mlock+0x6b0/0x6b0 [ 849.373885] __x64_sys_mlockall+0x340/0x500 [ 849.373912] do_syscall_64+0xf9/0x620 [ 849.373929] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 849.373938] RIP: 0033:0x45c479 [ 849.373951] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 849.373957] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 849.373971] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 849.373978] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 849.373985] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 849.373993] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 849.374000] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 849.374060] Task in /syz4 killed as a result of limit of /syz4 [ 849.374162] memory: usage 307200kB, limit 307200kB, failcnt 3123 [ 849.374204] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 849.374315] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 849.374381] Memory cgroup stats for /syz4: cache:0KB rss:298400KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2176KB inactive_file:4KB active_file:4KB unevictable:217052KB [ 849.374827] Memory cgroup out of memory: Kill process 10409 (syz-executor.4) score 1116 or sacrifice child [ 849.375177] Killed process 10411 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 849.744918] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 849.745002] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 849.745222] CPU: 1 PID: 10415 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 849.745230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 849.745236] Call Trace: [ 849.745275] dump_stack+0x188/0x20d [ 849.745298] dump_header+0x159/0xa5e [ 849.745318] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 849.745332] ? ___ratelimit+0x59/0x573 [ 849.745348] oom_kill_process.cold+0x10/0x6dc [ 849.745368] ? out_of_memory+0x13d/0x1250 [ 849.745385] out_of_memory+0x349/0x1250 [ 849.745404] ? oom_killer_disable+0x270/0x270 [ 849.745435] mem_cgroup_out_of_memory+0x1c7/0x240 [ 849.745450] ? memcg_event_wake+0x210/0x210 [ 849.745473] ? do_raw_spin_unlock+0x171/0x260 [ 849.745486] try_charge+0xe22/0x1300 [ 849.745507] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 849.745524] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 849.745541] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 849.745556] ? lock_downgrade+0x740/0x740 [ 849.745576] mem_cgroup_try_charge+0x249/0x5c0 [ 849.745595] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 849.745609] do_huge_pmd_wp_page+0x921/0x32f0 [ 849.745634] ? __split_huge_pmd+0x29c0/0x29c0 [ 849.745653] ? pmd_val+0x7c/0xf0 [ 849.745668] ? add_mm_counter_fast.part.0+0x40/0x40 [ 849.745686] __handle_mm_fault+0x1561/0x3b60 [ 849.745702] ? copy_page_range+0x1e70/0x1e70 [ 849.745716] ? count_memcg_event_mm+0x279/0x4c0 [ 849.745748] handle_mm_fault+0x1a5/0x670 [ 849.745766] __get_user_pages+0x599/0x1650 [ 849.745789] ? follow_page_mask+0x1a60/0x1a60 [ 849.745810] ? lock_acquire+0x170/0x400 [ 849.745828] populate_vma_page_range+0x1fd/0x290 [ 849.745847] __mm_populate+0x1e8/0x350 [ 849.745864] ? populate_vma_page_range+0x290/0x290 [ 849.745876] ? do_mlock+0x6b0/0x6b0 [ 849.745896] __x64_sys_mlockall+0x340/0x500 [ 849.745914] do_syscall_64+0xf9/0x620 [ 849.745930] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 849.745945] RIP: 0033:0x45c479 [ 849.745961] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 849.745968] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 849.745982] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 849.745989] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 849.745996] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 849.746004] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 849.746012] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 849.746053] Task in /syz3 killed as a result of limit of /syz3 [ 849.746315] memory: usage 307200kB, limit 307200kB, failcnt 2850 [ 849.746403] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 849.746463] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 849.746535] Memory cgroup stats for /syz3: cache:0KB rss:297740KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:64428KB active_anon:80KB inactive_file:4KB active_file:4KB unevictable:233292KB [ 849.747088] Memory cgroup out of memory: Kill process 10414 (syz-executor.3) score 1116 or sacrifice child [ 849.747489] Killed process 10418 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 850.005036] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 850.005143] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 850.005292] CPU: 0 PID: 10419 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 850.005301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 850.005307] Call Trace: [ 850.005343] dump_stack+0x188/0x20d [ 850.005365] dump_header+0x159/0xa5e [ 850.005384] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 850.005399] ? ___ratelimit+0x59/0x573 [ 850.005416] oom_kill_process.cold+0x10/0x6dc [ 850.005434] ? task_will_free_mem+0x134/0x6d0 [ 850.005453] out_of_memory+0x349/0x1250 [ 850.005473] ? oom_killer_disable+0x270/0x270 [ 850.005500] mem_cgroup_out_of_memory+0x1c7/0x240 [ 850.005515] ? memcg_event_wake+0x210/0x210 [ 850.005534] ? do_raw_spin_unlock+0x171/0x260 [ 850.005547] try_charge+0xe22/0x1300 [ 850.005568] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 850.005583] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 850.005601] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 850.005622] mem_cgroup_try_charge+0x249/0x5c0 [ 850.005640] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 850.005662] wp_page_copy+0x3fe/0x1530 [ 850.005685] ? follow_pfn+0x260/0x260 [ 850.005701] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 850.005721] do_wp_page+0x518/0xfa0 [ 850.005737] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 850.005754] ? pte_offset_kernel+0x67/0xf0 [ 850.005771] __handle_mm_fault+0x21a4/0x3b60 [ 850.005788] ? copy_page_range+0x1e70/0x1e70 [ 850.005802] ? count_memcg_event_mm+0x279/0x4c0 [ 850.005835] handle_mm_fault+0x1a5/0x670 [ 850.005853] __get_user_pages+0x599/0x1650 [ 850.005877] ? follow_page_mask+0x1a60/0x1a60 [ 850.005890] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 850.005907] ? retint_kernel+0x2d/0x2d [ 850.005925] populate_vma_page_range+0x1fd/0x290 [ 850.005945] __mm_populate+0x1e8/0x350 [ 850.005963] ? populate_vma_page_range+0x290/0x290 [ 850.005974] ? do_mlock+0x6b0/0x6b0 [ 850.005987] ? __x64_sys_mlockall+0x369/0x500 [ 850.006006] __x64_sys_mlockall+0x340/0x500 [ 850.006022] do_syscall_64+0xf9/0x620 [ 850.006039] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 850.006051] RIP: 0033:0x45c479 [ 850.006066] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 850.006073] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 850.006095] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 850.006103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 850.006111] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 850.006119] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 850.006127] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 850.006216] Task in /syz1 killed as a result of limit of /syz1 [ 850.006365] memory: usage 307200kB, limit 307200kB, failcnt 9222 [ 850.006424] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 850.006483] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 850.006522] Memory cgroup stats for /syz1: cache:0KB rss:297376KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:8KB active_file:8KB unevictable:177412KB [ 850.006969] Memory cgroup out of memory: Kill process 10416 (syz-executor.1) score 1116 or sacrifice child [ 850.007267] Killed process 10422 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 850.226335] Memory cgroup out of memory: Kill process 10420 (syz-executor.5) score 1116 or sacrifice child [ 850.226627] Killed process 10423 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 850.436561] Memory cgroup out of memory: Kill process 10425 (syz-executor.0) score 1116 or sacrifice child [ 850.436866] Killed process 10427 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 850.772402] Memory cgroup out of memory: Kill process 10428 (syz-executor.2) score 1116 or sacrifice child [ 850.772731] Killed process 10432 (syz-executor.2) total-vm:40016kB, anon-rss:18380kB, file-rss:128kB, shmem-rss:0kB [ 851.245011] Memory cgroup out of memory: Kill process 10440 (syz-executor.4) score 1116 or sacrifice child [ 851.245387] Killed process 10446 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 851.293266] Memory cgroup out of memory: Kill process 10436 (syz-executor.3) score 1116 or sacrifice child [ 851.293708] Killed process 10445 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 851.310162] Memory cgroup out of memory: Kill process 10440 (syz-executor.4) score 1116 or sacrifice child [ 851.310445] Killed process 10440 (syz-executor.4) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 851.661427] Memory cgroup out of memory: Kill process 10439 (syz-executor.2) score 1116 or sacrifice child [ 851.661713] Killed process 10449 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 851.683126] Memory cgroup out of memory: Kill process 10439 (syz-executor.2) score 1116 or sacrifice child [ 851.683441] Killed process 10439 (syz-executor.2) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 851.685571] oom_reaper: reaped process 10439 (syz-executor.2), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 851.704902] Memory cgroup out of memory: Kill process 10441 (syz-executor.5) score 1116 or sacrifice child [ 851.705339] Killed process 10447 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 852.099261] Memory cgroup out of memory: Kill process 10450 (syz-executor.1) score 1116 or sacrifice child [ 852.099736] Killed process 10452 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 852.329548] Memory cgroup out of memory: Kill process 10455 (syz-executor.0) score 1116 or sacrifice child [ 866.760865] Killed process 10456 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:21616kB, shmem-rss:0kB [ 866.774132] oom_kill_process: 11 callbacks suppressed [ 866.774188] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 866.791225] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 866.796837] CPU: 0 PID: 10460 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 866.804755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 866.814278] Call Trace: [ 866.816918] dump_stack+0x188/0x20d [ 866.820596] dump_header+0x159/0xa5e [ 866.824370] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 866.829528] ? ___ratelimit+0x59/0x573 [ 866.833576] oom_kill_process.cold+0x10/0x6dc [ 866.838117] ? out_of_memory+0x428/0x1250 [ 866.842341] ? out_of_memory+0x19f/0x1250 [ 866.846516] ? mem_cgroup_get_max+0x32/0x240 [ 866.850975] out_of_memory+0x349/0x1250 [ 866.854984] ? oom_killer_disable+0x270/0x270 [ 866.859506] mem_cgroup_out_of_memory+0x1c7/0x240 [ 866.864388] ? memcg_event_wake+0x210/0x210 [ 866.868837] ? do_raw_spin_unlock+0x171/0x260 [ 866.873484] try_charge+0xe22/0x1300 [ 866.877256] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 866.882135] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 866.887036] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 866.893136] ? lock_downgrade+0x740/0x740 [ 866.897331] mem_cgroup_try_charge+0x249/0x5c0 [ 866.901960] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 866.906917] do_huge_pmd_wp_page+0x921/0x32f0 [ 866.911449] ? mark_held_locks+0xa6/0xf0 [ 866.915525] ? __split_huge_pmd+0x29c0/0x29c0 [ 866.920067] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 866.924680] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 866.929460] ? pmd_val+0x7c/0xf0 [ 866.932848] ? add_mm_counter_fast.part.0+0x40/0x40 [ 866.937890] __handle_mm_fault+0x1561/0x3b60 [ 866.942333] ? copy_page_range+0x1e70/0x1e70 [ 866.946756] ? lock_release+0x42b/0x820 [ 866.950776] handle_mm_fault+0x1a5/0x670 [ 866.954910] __get_user_pages+0x599/0x1650 [ 866.959185] ? follow_page_mask+0x1a60/0x1a60 [ 866.963864] ? retint_kernel+0x2d/0x2d [ 866.967805] populate_vma_page_range+0x1fd/0x290 [ 866.972594] __mm_populate+0x1e8/0x350 [ 866.976658] ? populate_vma_page_range+0x290/0x290 [ 866.981649] ? do_mlock+0x6b0/0x6b0 [ 866.985310] __x64_sys_mlockall+0x340/0x500 [ 866.989666] do_syscall_64+0xf9/0x620 [ 866.993673] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 866.998907] RIP: 0033:0x45c479 [ 867.002128] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 867.021063] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 867.028804] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 867.036257] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 867.043558] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 867.051132] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 867.058436] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 867.065974] Task in /syz4 killed as a result of limit of /syz4 [ 867.072452] memory: usage 307196kB, limit 307200kB, failcnt 3216 [ 867.078776] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 867.085789] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 867.092193] Memory cgroup stats for /syz4: cache:0KB rss:298124KB rss_huge:256000KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2176KB inactive_file:0KB active_file:4KB unevictable:216908KB [ 867.114629] Memory cgroup out of memory: Kill process 10458 (syz-executor.4) score 1116 or sacrifice child [ 867.124959] Killed process 10464 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB 2020/03/03 17:53:45 executed programs: 466 [ 867.769966] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 867.782106] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 867.787743] CPU: 1 PID: 10467 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 867.795648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 867.805050] Call Trace: [ 867.807685] dump_stack+0x188/0x20d [ 867.811338] dump_header+0x159/0xa5e [ 867.815122] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 867.820269] ? ___ratelimit+0x59/0x573 [ 867.824192] oom_kill_process.cold+0x10/0x6dc [ 867.828717] ? task_will_free_mem+0x134/0x6d0 [ 867.833392] out_of_memory+0x349/0x1250 [ 867.837410] ? oom_killer_disable+0x270/0x270 [ 867.841960] mem_cgroup_out_of_memory+0x1c7/0x240 [ 867.846855] ? memcg_event_wake+0x210/0x210 [ 867.851224] ? do_raw_spin_unlock+0x171/0x260 [ 867.856271] try_charge+0xe22/0x1300 [ 867.860056] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 867.864926] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 867.869929] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 867.876052] mem_cgroup_try_charge+0x249/0x5c0 [ 867.880786] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 867.885950] wp_page_copy+0x3fe/0x1530 [ 867.889879] ? follow_pfn+0x260/0x260 [ 867.893749] do_wp_page+0x518/0xfa0 [ 867.897432] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 867.902238] ? __sanitizer_cov_trace_pc+0x4/0x50 [ 867.907035] __handle_mm_fault+0x21a4/0x3b60 [ 867.911481] ? copy_page_range+0x1e70/0x1e70 [ 867.915945] ? count_memcg_event_mm+0x279/0x4c0 [ 867.920721] handle_mm_fault+0x1a5/0x670 [ 867.925003] __get_user_pages+0x599/0x1650 [ 867.929334] ? follow_page_mask+0x1a60/0x1a60 [ 867.933860] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 867.938667] ? retint_kernel+0x2d/0x2d [ 867.942635] populate_vma_page_range+0x1fd/0x290 [ 867.947434] __mm_populate+0x1e8/0x350 [ 867.951351] ? populate_vma_page_range+0x290/0x290 [ 867.956342] ? do_mlock+0x6b0/0x6b0 [ 867.960011] __x64_sys_mlockall+0x340/0x500 [ 867.964390] do_syscall_64+0xf9/0x620 [ 867.968252] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 867.973470] RIP: 0033:0x45c479 [ 867.976686] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 867.995745] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 868.003660] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 868.011098] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 868.018394] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 868.025678] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 868.033080] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 868.041842] Task in /syz0 killed as a result of limit of /syz0 [ 868.048085] memory: usage 307200kB, limit 307200kB, failcnt 4323 [ 868.054645] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 868.061785] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 868.068144] Memory cgroup stats for /syz0: cache:0KB rss:298168KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:217248KB [ 868.090485] Memory cgroup out of memory: Kill process 10466 (syz-executor.0) score 1116 or sacrifice child [ 868.100898] Killed process 10471 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 868.117214] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 868.129206] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 868.135099] CPU: 1 PID: 10470 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 868.143023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 868.152849] Call Trace: [ 868.155486] dump_stack+0x188/0x20d [ 868.159142] dump_header+0x159/0xa5e [ 868.163074] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 868.168349] ? ___ratelimit+0x59/0x573 [ 868.172277] oom_kill_process.cold+0x10/0x6dc [ 868.176873] ? out_of_memory+0x13d/0x1250 [ 868.181097] out_of_memory+0x349/0x1250 [ 868.185142] ? oom_killer_disable+0x270/0x270 [ 868.189679] mem_cgroup_out_of_memory+0x1c7/0x240 [ 868.194682] ? memcg_event_wake+0x210/0x210 [ 868.199057] ? do_raw_spin_unlock+0x171/0x260 [ 868.203706] try_charge+0xe22/0x1300 [ 868.207463] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 868.212351] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 868.217357] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 868.223466] ? __lock_acquire+0x6ee/0x49c0 [ 868.227733] mem_cgroup_try_charge+0x249/0x5c0 [ 868.232490] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 868.237473] wp_page_copy+0x3fe/0x1530 [ 868.241427] ? mark_held_locks+0xa6/0xf0 [ 868.245541] ? follow_pfn+0x260/0x260 [ 868.249407] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 868.254384] do_wp_page+0x518/0xfa0 [ 868.258053] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 868.262771] __handle_mm_fault+0x21a4/0x3b60 [ 868.267339] ? copy_page_range+0x1e70/0x1e70 [ 868.271795] ? count_memcg_event_mm+0x279/0x4c0 [ 868.276529] handle_mm_fault+0x1a5/0x670 [ 868.280788] __get_user_pages+0x599/0x1650 [ 868.285069] ? follow_page_mask+0x1a60/0x1a60 [ 868.289586] populate_vma_page_range+0x1fd/0x290 [ 868.294390] __mm_populate+0x1e8/0x350 [ 868.298291] ? populate_vma_page_range+0x290/0x290 [ 868.303246] ? do_mlock+0x6b0/0x6b0 [ 868.306915] __x64_sys_mlockall+0x340/0x500 [ 868.311342] do_syscall_64+0xf9/0x620 [ 868.315287] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 868.320489] RIP: 0033:0x45c479 [ 868.323688] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 868.342622] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 868.350482] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 868.357807] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 868.365117] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 868.372403] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 868.379675] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 868.387810] Task in /syz2 killed as a result of limit of /syz2 [ 868.394300] memory: usage 307200kB, limit 307200kB, failcnt 2925 [ 868.400941] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 868.407911] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 868.414560] Memory cgroup stats for /syz2: cache:0KB rss:297680KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:74548KB active_anon:2216KB inactive_file:4KB active_file:4KB unevictable:221004KB [ 868.438354] Memory cgroup out of memory: Kill process 10469 (syz-executor.2) score 1116 or sacrifice child [ 868.449279] Killed process 10472 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 868.768889] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 868.780884] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 868.786567] CPU: 0 PID: 10476 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 868.794483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 868.803989] Call Trace: [ 868.806626] dump_stack+0x188/0x20d [ 868.810299] dump_header+0x159/0xa5e [ 868.814054] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 868.819307] ? ___ratelimit+0x59/0x573 [ 868.823231] oom_kill_process.cold+0x10/0x6dc [ 868.827776] ? task_will_free_mem+0x134/0x6d0 [ 868.832313] out_of_memory+0x349/0x1250 [ 868.836322] ? oom_killer_disable+0x270/0x270 [ 868.841207] mem_cgroup_out_of_memory+0x1c7/0x240 [ 868.846201] ? memcg_event_wake+0x210/0x210 [ 868.850566] ? do_raw_spin_unlock+0x171/0x260 [ 868.855092] try_charge+0xe22/0x1300 [ 868.859021] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 868.863919] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 868.868797] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 868.874913] mem_cgroup_try_charge+0x249/0x5c0 [ 868.879536] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 868.884641] wp_page_copy+0x3fe/0x1530 [ 868.888753] ? follow_pfn+0x260/0x260 [ 868.892658] ? __lock_acquire+0x6ee/0x49c0 [ 868.896999] do_wp_page+0x518/0xfa0 [ 868.900675] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 868.905381] __handle_mm_fault+0x21a4/0x3b60 [ 868.909836] ? copy_page_range+0x1e70/0x1e70 [ 868.914282] ? count_memcg_event_mm+0x279/0x4c0 [ 868.918994] ? count_memcg_event_mm+0x27e/0x4c0 [ 868.923699] handle_mm_fault+0x1a5/0x670 [ 868.927808] __get_user_pages+0x599/0x1650 [ 868.932093] ? follow_page_mask+0x1a60/0x1a60 [ 868.936631] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 868.941449] ? retint_kernel+0x2d/0x2d [ 868.945380] populate_vma_page_range+0x1fd/0x290 [ 868.950164] __mm_populate+0x1e8/0x350 [ 868.954097] ? populate_vma_page_range+0x290/0x290 [ 868.959070] ? do_mlock+0x6b0/0x6b0 [ 868.962721] __x64_sys_mlockall+0x340/0x500 [ 868.967204] do_syscall_64+0xf9/0x620 [ 868.971061] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 868.976271] RIP: 0033:0x45c479 [ 868.979482] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 868.998404] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 869.006158] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 869.013580] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 869.020875] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 869.028475] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 869.035931] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 869.044072] Task in /syz3 killed as a result of limit of /syz3 [ 869.050407] memory: usage 307200kB, limit 307200kB, failcnt 3022 [ 869.056740] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 869.063879] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 869.070330] Memory cgroup stats for /syz3: cache:0KB rss:298460KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66480KB active_anon:76KB inactive_file:4KB active_file:4KB unevictable:231960KB [ 869.092621] Memory cgroup out of memory: Kill process 10473 (syz-executor.3) score 1116 or sacrifice child [ 869.103344] Killed process 10477 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 869.117101] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 869.128872] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 869.134789] CPU: 1 PID: 10479 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 869.142816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 869.152207] Call Trace: [ 869.154823] dump_stack+0x188/0x20d [ 869.158458] dump_header+0x159/0xa5e [ 869.162209] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 869.167350] ? ___ratelimit+0x59/0x573 [ 869.171271] oom_kill_process.cold+0x10/0x6dc [ 869.175808] ? out_of_memory+0x428/0x1250 [ 869.179976] ? out_of_memory+0x19f/0x1250 [ 869.184149] out_of_memory+0x349/0x1250 [ 869.188292] ? oom_killer_disable+0x270/0x270 [ 869.192827] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 869.197566] mem_cgroup_out_of_memory+0x1c7/0x240 [ 869.202449] ? memcg_event_wake+0x210/0x210 [ 869.206808] ? mem_cgroup_out_of_memory+0x16/0x240 [ 869.211902] try_charge+0xe22/0x1300 [ 869.215686] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 869.220550] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 869.225576] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 869.231674] mem_cgroup_try_charge+0x249/0x5c0 [ 869.236291] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 869.241240] wp_page_copy+0x3fe/0x1530 [ 869.245140] ? follow_pfn+0x260/0x260 [ 869.248980] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 869.253598] do_wp_page+0x518/0xfa0 [ 869.257242] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 869.261964] __handle_mm_fault+0x21a4/0x3b60 [ 869.266461] ? copy_page_range+0x1e70/0x1e70 [ 869.270920] ? count_memcg_event_mm+0x279/0x4c0 [ 869.275777] handle_mm_fault+0x1a5/0x670 [ 869.279865] __get_user_pages+0x599/0x1650 [ 869.284120] ? follow_page_mask+0x1a60/0x1a60 [ 869.288690] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 869.293484] ? retint_kernel+0x2d/0x2d [ 869.297543] populate_vma_page_range+0x1fd/0x290 [ 869.302342] __mm_populate+0x1e8/0x350 [ 869.306381] ? populate_vma_page_range+0x290/0x290 [ 869.311358] ? do_mlock+0x6b0/0x6b0 [ 869.315023] __x64_sys_mlockall+0x340/0x500 [ 869.319621] do_syscall_64+0xf9/0x620 [ 869.323633] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 869.328865] RIP: 0033:0x45c479 [ 869.332070] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 869.350998] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 869.358855] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 869.366144] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 869.373448] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 869.380848] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 869.388273] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 869.398775] Task in /syz5 killed as a result of limit of /syz5 [ 869.405306] memory: usage 307200kB, limit 307200kB, failcnt 6766 [ 869.412079] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 869.423087] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 869.429716] Memory cgroup stats for /syz5: cache:0KB rss:298460KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:16KB active_file:12KB unevictable:250192KB [ 869.451950] Memory cgroup out of memory: Kill process 10478 (syz-executor.5) score 1116 or sacrifice child [ 869.462639] Killed process 10480 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 869.477742] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 869.489859] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 869.495500] CPU: 0 PID: 10476 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 869.503535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 869.513170] Call Trace: [ 869.515818] dump_stack+0x188/0x20d [ 869.519472] dump_header+0x159/0xa5e [ 869.523206] ? oom_kill_process+0x130/0x140 [ 869.527566] ? dump_header+0x2/0xa5e [ 869.531315] oom_kill_process.cold+0x10/0x6dc [ 869.535860] ? out_of_memory+0x428/0x1250 [ 869.540053] ? out_of_memory+0x19f/0x1250 [ 869.544228] ? mem_cgroup_get_max+0x25/0x240 [ 869.548667] out_of_memory+0x349/0x1250 [ 869.552678] ? oom_killer_disable+0x270/0x270 [ 869.557219] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 869.561840] mem_cgroup_out_of_memory+0x1c7/0x240 [ 869.566728] ? memcg_event_wake+0x210/0x210 [ 869.571115] try_charge+0xe22/0x1300 [ 869.574881] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 869.579773] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 869.584662] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 869.590897] mem_cgroup_try_charge+0x249/0x5c0 [ 869.595525] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 869.600497] wp_page_copy+0x3fe/0x1530 [ 869.604506] ? follow_pfn+0x260/0x260 [ 869.608456] ? __lock_acquire+0x6ee/0x49c0 [ 869.612861] do_wp_page+0x518/0xfa0 [ 869.616699] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 869.621420] __handle_mm_fault+0x21a4/0x3b60 [ 869.626006] ? copy_page_range+0x1e70/0x1e70 [ 869.630456] ? count_memcg_event_mm+0x279/0x4c0 [ 869.635187] ? count_memcg_event_mm+0x27e/0x4c0 [ 869.639922] handle_mm_fault+0x1a5/0x670 [ 869.644030] __get_user_pages+0x599/0x1650 [ 869.648454] ? follow_page_mask+0x1a60/0x1a60 [ 869.653003] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 869.657821] ? retint_kernel+0x2d/0x2d [ 869.661769] populate_vma_page_range+0x1fd/0x290 [ 869.666768] __mm_populate+0x1e8/0x350 [ 869.670724] ? populate_vma_page_range+0x290/0x290 [ 869.675706] ? do_mlock+0x6b0/0x6b0 [ 869.679500] __x64_sys_mlockall+0x340/0x500 [ 869.683876] do_syscall_64+0xf9/0x620 [ 869.687843] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 869.693075] RIP: 0033:0x45c479 [ 869.696407] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 869.715345] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 869.723093] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 869.730403] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 869.737716] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 869.745025] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 869.752325] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 869.769309] Task in /syz3 killed as a result of limit of /syz3 [ 869.775776] memory: usage 301364kB, limit 307200kB, failcnt 3028 [ 869.782189] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 869.788976] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 869.795459] Memory cgroup stats for /syz3: cache:0KB rss:292812KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:64860KB active_anon:76KB inactive_file:4KB active_file:4KB unevictable:227864KB [ 869.816961] Memory cgroup out of memory: Kill process 10473 (syz-executor.3) score 1116 or sacrifice child [ 869.827001] Killed process 10476 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:21616kB, shmem-rss:0kB [ 870.179044] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 870.190895] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 870.196606] CPU: 1 PID: 10484 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 870.204519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 870.213902] Call Trace: [ 870.216541] dump_stack+0x188/0x20d [ 870.220208] dump_header+0x159/0xa5e [ 870.223959] ? oom_kill_process+0x130/0x140 [ 870.228310] ? oom_kill_process.cold+0x5/0x6dc [ 870.232922] oom_kill_process.cold+0x10/0x6dc [ 870.237600] ? out_of_memory+0x2fc/0x1250 [ 870.241777] ? out_of_memory+0x307/0x1250 [ 870.246070] out_of_memory+0x349/0x1250 [ 870.250089] ? oom_killer_disable+0x270/0x270 [ 870.254644] mem_cgroup_out_of_memory+0x1c7/0x240 [ 870.259514] ? memcg_event_wake+0x210/0x210 [ 870.263881] ? do_raw_spin_unlock+0x171/0x260 [ 870.268429] try_charge+0xe22/0x1300 [ 870.272290] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 870.277201] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 870.282375] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 870.288495] mem_cgroup_try_charge+0x249/0x5c0 [ 870.293119] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 870.298127] wp_page_copy+0x3fe/0x1530 [ 870.302065] ? follow_pfn+0x260/0x260 [ 870.305887] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 870.310697] do_wp_page+0x518/0xfa0 [ 870.314354] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 870.319179] __handle_mm_fault+0x21a4/0x3b60 [ 870.323774] ? copy_page_range+0x1e70/0x1e70 [ 870.328437] ? count_memcg_event_mm+0x279/0x4c0 [ 870.333303] handle_mm_fault+0x1a5/0x670 [ 870.337452] __get_user_pages+0x599/0x1650 [ 870.341886] ? follow_page_mask+0x1a60/0x1a60 [ 870.346437] populate_vma_page_range+0x1fd/0x290 [ 870.351279] __mm_populate+0x1e8/0x350 [ 870.355206] ? populate_vma_page_range+0x290/0x290 [ 870.360171] ? do_mlock+0x6b0/0x6b0 [ 870.363849] __x64_sys_mlockall+0x340/0x500 [ 870.368202] do_syscall_64+0xf9/0x620 [ 870.372038] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 870.377257] RIP: 0033:0x45c479 [ 870.380472] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 870.399702] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 870.407453] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 870.414743] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 870.422038] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 870.430193] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 870.437475] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 870.445499] Task in /syz0 killed as a result of limit of /syz0 [ 870.451787] memory: usage 307200kB, limit 307200kB, failcnt 4361 [ 870.458037] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 870.465018] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 870.471400] Memory cgroup stats for /syz0: cache:0KB rss:298160KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:217244KB [ 870.493533] Memory cgroup out of memory: Kill process 10483 (syz-executor.0) score 1116 or sacrifice child [ 870.503791] Killed process 10490 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 870.516887] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 870.528429] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 870.534152] CPU: 0 PID: 10486 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 870.542048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 870.551416] Call Trace: [ 870.554056] dump_stack+0x188/0x20d [ 870.557713] dump_header+0x159/0xa5e [ 870.561463] ? oom_kill_process+0x130/0x140 [ 870.565826] oom_kill_process.cold+0x10/0x6dc [ 870.570474] ? task_will_free_mem+0x134/0x6d0 [ 870.575036] out_of_memory+0x349/0x1250 [ 870.579044] ? oom_killer_disable+0x270/0x270 [ 870.583580] mem_cgroup_out_of_memory+0x1c7/0x240 [ 870.588466] ? memcg_event_wake+0x210/0x210 [ 870.592819] ? do_raw_spin_unlock+0x171/0x260 [ 870.597357] try_charge+0xe22/0x1300 [ 870.601090] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 870.606102] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 870.611085] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 870.617172] mem_cgroup_try_charge+0x249/0x5c0 [ 870.621777] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 870.626730] wp_page_copy+0x3fe/0x1530 [ 870.630635] ? follow_pfn+0x260/0x260 [ 870.634449] ? __lock_acquire+0x6ee/0x49c0 [ 870.638706] do_wp_page+0x518/0xfa0 [ 870.642344] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 870.647034] __handle_mm_fault+0x21a4/0x3b60 [ 870.651543] ? copy_page_range+0x1e70/0x1e70 [ 870.655966] ? count_memcg_event_mm+0x279/0x4c0 [ 870.660667] handle_mm_fault+0x1a5/0x670 [ 870.664768] __get_user_pages+0x599/0x1650 [ 870.669033] ? follow_page_mask+0x1a60/0x1a60 [ 870.673546] ? populate_vma_page_range+0xc9/0x290 [ 870.678411] populate_vma_page_range+0x1fd/0x290 [ 870.683190] __mm_populate+0x1e8/0x350 [ 870.687100] ? populate_vma_page_range+0x290/0x290 [ 870.692039] ? do_mlock+0x6b0/0x6b0 [ 870.695704] __x64_sys_mlockall+0x340/0x500 [ 870.700169] do_syscall_64+0xf9/0x620 [ 870.704121] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 870.709351] RIP: 0033:0x45c479 [ 870.712558] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 870.731602] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 870.739327] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 870.746615] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 870.753899] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 870.761192] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 870.768481] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 870.779567] Task in /syz1 killed as a result of limit of /syz1 [ 870.785825] memory: usage 307200kB, limit 307200kB, failcnt 9294 [ 870.792208] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 870.799155] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 870.805557] Memory cgroup stats for /syz1: cache:0KB rss:297564KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:4KB active_file:12KB unevictable:177540KB [ 870.827641] Memory cgroup out of memory: Kill process 10482 (syz-executor.1) score 1116 or sacrifice child [ 870.838054] Killed process 10489 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 870.854078] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 870.865642] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 870.871445] CPU: 1 PID: 10484 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 870.879337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 870.888707] Call Trace: [ 870.891336] dump_stack+0x188/0x20d [ 870.894994] dump_header+0x159/0xa5e [ 870.898750] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 870.903876] ? ___ratelimit+0x59/0x573 [ 870.907797] oom_kill_process.cold+0x10/0x6dc [ 870.912317] ? out_of_memory+0x428/0x1250 [ 870.916512] ? out_of_memory+0x19f/0x1250 [ 870.920743] out_of_memory+0x349/0x1250 [ 870.924871] ? oom_killer_disable+0x270/0x270 [ 870.929421] mem_cgroup_out_of_memory+0x1c7/0x240 [ 870.934300] ? memcg_event_wake+0x210/0x210 [ 870.938653] ? do_raw_spin_unlock+0x171/0x260 [ 870.943196] try_charge+0xe22/0x1300 [ 870.946963] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 870.951840] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 870.956716] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 870.962834] mem_cgroup_try_charge+0x249/0x5c0 [ 870.967476] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 870.972453] wp_page_copy+0x3fe/0x1530 [ 870.976391] ? follow_pfn+0x260/0x260 [ 870.980231] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 870.985061] do_wp_page+0x518/0xfa0 [ 870.988705] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 870.993407] __handle_mm_fault+0x21a4/0x3b60 [ 870.997831] ? copy_page_range+0x1e70/0x1e70 [ 871.002260] ? count_memcg_event_mm+0x279/0x4c0 [ 871.006969] handle_mm_fault+0x1a5/0x670 [ 871.011047] __get_user_pages+0x599/0x1650 [ 871.015307] ? follow_page_mask+0x1a60/0x1a60 [ 871.019859] populate_vma_page_range+0x1fd/0x290 [ 871.024648] __mm_populate+0x1e8/0x350 [ 871.028558] ? populate_vma_page_range+0x290/0x290 [ 871.033512] ? do_mlock+0x6b0/0x6b0 [ 871.037155] __x64_sys_mlockall+0x340/0x500 [ 871.041503] do_syscall_64+0xf9/0x620 [ 871.045497] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 871.050702] RIP: 0033:0x45c479 [ 871.053901] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 871.072824] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 871.080543] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 871.087819] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 871.095098] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 871.102376] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 871.109669] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 871.117896] Task in /syz0 killed as a result of limit of /syz0 [ 871.124049] memory: usage 303408kB, limit 307200kB, failcnt 4367 [ 871.130881] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 871.137663] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 871.143885] Memory cgroup stats for /syz0: cache:0KB rss:294580KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:77300KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:215196KB [ 871.165769] Memory cgroup out of memory: Kill process 10483 (syz-executor.0) score 1116 or sacrifice child [ 871.175693] Killed process 10483 (syz-executor.0) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 871.192262] oom_reaper: reaped process 10483 (syz-executor.0), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 871.610837] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 871.622387] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 871.628012] CPU: 1 PID: 10497 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 871.635918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 871.645295] Call Trace: [ 871.647928] dump_stack+0x188/0x20d [ 871.651627] dump_header+0x159/0xa5e [ 871.655415] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 871.660583] ? ___ratelimit+0x59/0x573 [ 871.664512] oom_kill_process.cold+0x10/0x6dc [ 871.669042] ? out_of_memory+0x428/0x1250 [ 871.673258] ? out_of_memory+0x19f/0x1250 [ 871.677445] out_of_memory+0x349/0x1250 [ 871.681460] ? oom_killer_disable+0x270/0x270 [ 871.685998] mem_cgroup_out_of_memory+0x1c7/0x240 [ 871.690876] ? memcg_event_wake+0x210/0x210 [ 871.695233] ? do_raw_spin_unlock+0x171/0x260 [ 871.699752] try_charge+0xe22/0x1300 [ 871.703496] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 871.708412] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 871.713299] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 871.719395] ? lock_downgrade+0x740/0x740 [ 871.723583] mem_cgroup_try_charge+0x249/0x5c0 [ 871.728208] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 871.733163] do_huge_pmd_wp_page+0x921/0x32f0 [ 871.737707] ? __split_huge_pmd+0x29c0/0x29c0 [ 871.742233] ? pmd_val+0x7c/0xf0 [ 871.745621] ? add_mm_counter_fast.part.0+0x40/0x40 [ 871.750667] __handle_mm_fault+0x1561/0x3b60 [ 871.755108] ? copy_page_range+0x1e70/0x1e70 [ 871.759547] ? count_memcg_event_mm+0x279/0x4c0 [ 871.764257] handle_mm_fault+0x1a5/0x670 [ 871.768347] __get_user_pages+0x599/0x1650 [ 871.772612] ? follow_page_mask+0x1a60/0x1a60 [ 871.777133] ? populate_vma_page_range+0xc9/0x290 [ 871.782015] populate_vma_page_range+0x1fd/0x290 [ 871.786807] __mm_populate+0x1e8/0x350 [ 871.790746] ? populate_vma_page_range+0x290/0x290 [ 871.795703] ? do_mlock+0x6b0/0x6b0 [ 871.799357] __x64_sys_mlockall+0x340/0x500 [ 871.803714] do_syscall_64+0xf9/0x620 [ 871.807798] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 871.813218] RIP: 0033:0x45c479 [ 871.816461] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 871.835402] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 871.843149] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 871.850462] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 871.857773] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 871.865086] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 871.872377] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 871.880564] Task in /syz5 killed as a result of limit of /syz5 [ 871.886789] memory: usage 307200kB, limit 307200kB, failcnt 6791 [ 871.893232] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 871.900220] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 871.906445] Memory cgroup stats for /syz5: cache:0KB rss:298008KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:44112KB active_anon:2184KB inactive_file:8KB active_file:8KB unevictable:251724KB [ 871.928505] Memory cgroup out of memory: Kill process 10496 (syz-executor.5) score 1116 or sacrifice child [ 871.938836] Killed process 10504 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 871.951801] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 871.963457] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 871.969054] CPU: 0 PID: 10505 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 871.976948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 871.986319] Call Trace: [ 871.988935] dump_stack+0x188/0x20d [ 871.992584] dump_header+0x159/0xa5e [ 871.996349] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 872.001476] ? ___ratelimit+0x59/0x573 [ 872.005386] oom_kill_process.cold+0x10/0x6dc [ 872.009906] ? out_of_memory+0x216/0x1250 [ 872.014068] ? oom_badness+0x670/0x670 [ 872.017982] out_of_memory+0x349/0x1250 [ 872.021984] ? oom_killer_disable+0x270/0x270 [ 872.031400] ? mem_cgroup_out_of_memory+0x97/0x240 [ 872.036588] mem_cgroup_out_of_memory+0x1c7/0x240 [ 872.041472] ? memcg_event_wake+0x210/0x210 [ 872.045850] ? do_raw_spin_unlock+0x171/0x260 [ 872.050372] try_charge+0xe22/0x1300 [ 872.054118] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 872.058991] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 872.063858] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 872.069946] ? lock_downgrade+0x740/0x740 [ 872.074119] mem_cgroup_try_charge+0x249/0x5c0 [ 872.078744] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 872.083703] do_huge_pmd_wp_page+0x921/0x32f0 [ 872.088257] ? __split_huge_pmd+0x29c0/0x29c0 [ 872.092801] ? pmd_val+0x7c/0xf0 [ 872.096450] ? add_mm_counter_fast.part.0+0x40/0x40 [ 872.101503] __handle_mm_fault+0x1561/0x3b60 [ 872.105981] ? copy_page_range+0x1e70/0x1e70 [ 872.110440] ? count_memcg_event_mm+0x279/0x4c0 [ 872.115180] handle_mm_fault+0x1a5/0x670 [ 872.119276] __get_user_pages+0x599/0x1650 [ 872.123540] ? follow_page_mask+0x1a60/0x1a60 [ 872.128333] ? populate_vma_page_range+0x10e/0x290 [ 872.133287] populate_vma_page_range+0x1fd/0x290 [ 872.138080] __mm_populate+0x1e8/0x350 [ 872.141994] ? populate_vma_page_range+0x290/0x290 [ 872.146966] ? do_mlock+0x6b0/0x6b0 [ 872.150625] __x64_sys_mlockall+0x340/0x500 [ 872.154971] do_syscall_64+0xf9/0x620 [ 872.158797] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 872.164026] RIP: 0033:0x45c479 [ 872.167232] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 872.186277] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 872.194148] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 872.201452] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 872.208862] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 872.216185] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 872.223633] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 872.232606] Task in /syz4 killed as a result of limit of /syz4 [ 872.239269] memory: usage 307200kB, limit 307200kB, failcnt 3241 [ 872.245811] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 872.252827] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 872.259278] Memory cgroup stats for /syz4: cache:0KB rss:298132KB rss_huge:251904KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:4KB active_file:0KB unevictable:216908KB [ 872.281143] Memory cgroup out of memory: Kill process 10498 (syz-executor.4) score 1116 or sacrifice child [ 872.291591] Killed process 10506 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 872.309052] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 872.320883] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 872.326586] CPU: 1 PID: 10497 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 872.334492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 872.343874] Call Trace: [ 872.346532] dump_stack+0x188/0x20d [ 872.350208] dump_header+0x159/0xa5e [ 872.353973] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 872.359115] ? ___ratelimit+0x59/0x573 [ 872.363043] oom_kill_process.cold+0x10/0x6dc [ 872.367573] ? task_will_free_mem+0x134/0x6d0 [ 872.372100] out_of_memory+0x349/0x1250 [ 872.376106] ? oom_killer_disable+0x270/0x270 [ 872.380637] mem_cgroup_out_of_memory+0x1c7/0x240 [ 872.385503] ? memcg_event_wake+0x210/0x210 [ 872.389960] ? do_raw_spin_unlock+0x171/0x260 [ 872.394491] try_charge+0xe22/0x1300 [ 872.398247] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 872.403913] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 872.408783] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 872.414871] ? lock_downgrade+0x740/0x740 [ 872.419049] mem_cgroup_try_charge+0x249/0x5c0 [ 872.423679] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 872.428652] do_huge_pmd_wp_page+0x921/0x32f0 [ 872.433193] ? __split_huge_pmd+0x29c0/0x29c0 [ 872.437732] ? pmd_val+0x7c/0xf0 [ 872.441129] ? add_mm_counter_fast.part.0+0x40/0x40 [ 872.446175] __handle_mm_fault+0x1561/0x3b60 [ 872.450625] ? copy_page_range+0x1e70/0x1e70 [ 872.455086] ? count_memcg_event_mm+0x279/0x4c0 [ 872.459813] handle_mm_fault+0x1a5/0x670 [ 872.463916] __get_user_pages+0x599/0x1650 [ 872.468223] ? follow_page_mask+0x1a60/0x1a60 [ 872.472762] ? populate_vma_page_range+0xc9/0x290 [ 872.477654] populate_vma_page_range+0x1fd/0x290 [ 872.482467] __mm_populate+0x1e8/0x350 [ 872.486393] ? populate_vma_page_range+0x290/0x290 [ 872.491351] ? do_mlock+0x6b0/0x6b0 [ 872.495148] __x64_sys_mlockall+0x340/0x500 [ 872.499499] do_syscall_64+0xf9/0x620 [ 872.503320] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 872.508519] RIP: 0033:0x45c479 [ 872.511719] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 872.530651] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 872.538370] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 872.545659] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 872.552945] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 872.560243] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 872.567526] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 872.575568] Task in /syz5 killed as a result of limit of /syz5 [ 872.581989] memory: usage 303420kB, limit 307200kB, failcnt 6797 [ 872.588289] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 872.595525] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 2020/03/03 17:53:50 executed programs: 476 [ 872.602041] Memory cgroup stats for /syz5: cache:0KB rss:294364KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:42492KB active_anon:2184KB inactive_file:4KB active_file:12KB unevictable:249676KB [ 872.624403] Memory cgroup out of memory: Kill process 10496 (syz-executor.5) score 1116 or sacrifice child [ 872.635999] Killed process 10496 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:21616kB, shmem-rss:0kB [ 872.648664] oom_reaper: reaped process 10496 (syz-executor.5), now anon-rss:18252kB, file-rss:21608kB, shmem-rss:0kB [ 873.020395] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 873.031746] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 873.037162] CPU: 1 PID: 10513 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 873.045059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 873.054429] Call Trace: [ 873.057050] dump_stack+0x188/0x20d [ 873.060708] dump_header+0x159/0xa5e [ 873.064450] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 873.069584] ? ___ratelimit+0x59/0x573 [ 873.073507] oom_kill_process.cold+0x10/0x6dc [ 873.078033] ? task_will_free_mem+0x134/0x6d0 [ 873.082564] out_of_memory+0x349/0x1250 [ 873.086586] ? oom_killer_disable+0x270/0x270 [ 873.091119] mem_cgroup_out_of_memory+0x1c7/0x240 [ 873.096111] ? memcg_event_wake+0x210/0x210 [ 873.100462] ? do_raw_spin_unlock+0x171/0x260 [ 873.104982] try_charge+0xe22/0x1300 [ 873.108737] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 873.113639] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 873.118513] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 873.124588] ? mark_held_locks+0xf0/0xf0 [ 873.128673] mem_cgroup_try_charge+0x249/0x5c0 [ 873.133278] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 873.138233] __handle_mm_fault+0x1cfb/0x3b60 [ 873.142659] ? copy_page_range+0x1e70/0x1e70 [ 873.147099] ? count_memcg_event_mm+0x279/0x4c0 [ 873.151814] handle_mm_fault+0x1a5/0x670 [ 873.155908] __get_user_pages+0x599/0x1650 [ 873.160177] ? follow_page_mask+0x1a60/0x1a60 [ 873.164709] ? lock_acquire+0x170/0x400 [ 873.168714] populate_vma_page_range+0x1fd/0x290 [ 873.173494] __mm_populate+0x1e8/0x350 [ 873.177404] ? populate_vma_page_range+0x290/0x290 [ 873.182346] ? do_mlock+0x6b0/0x6b0 [ 873.185997] __x64_sys_mlockall+0x340/0x500 [ 873.190352] do_syscall_64+0xf9/0x620 [ 873.194180] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 873.199388] RIP: 0033:0x45c479 [ 873.202599] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 873.221531] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 873.229265] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 873.236547] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 873.243835] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 873.251124] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 873.258411] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 873.265960] Task in /syz2 killed as a result of limit of /syz2 [ 873.272050] memory: usage 307200kB, limit 307200kB, failcnt 2969 [ 873.278209] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 873.285050] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 873.291252] Memory cgroup stats for /syz2: cache:0KB rss:297700KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:89520KB active_anon:4308KB inactive_file:8KB active_file:4KB unevictable:203984KB [ 873.312969] Memory cgroup out of memory: Kill process 9985 (syz-executor.2) score 1049 or sacrifice child [ 873.322851] Killed process 9985 (syz-executor.2) total-vm:40016kB, anon-rss:18384kB, file-rss:0kB, shmem-rss:0kB [ 873.334799] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 873.346374] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 873.352025] CPU: 0 PID: 10509 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 873.359915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 873.369292] Call Trace: [ 873.371913] dump_stack+0x188/0x20d [ 873.375556] dump_header+0x159/0xa5e [ 873.379282] ? oom_kill_process+0x130/0x140 [ 873.383618] oom_kill_process.cold+0x10/0x6dc [ 873.388133] ? task_will_free_mem+0x134/0x6d0 [ 873.392645] out_of_memory+0x349/0x1250 [ 873.396637] ? oom_killer_disable+0x270/0x270 [ 873.401150] mem_cgroup_out_of_memory+0x1c7/0x240 [ 873.406008] ? memcg_event_wake+0x210/0x210 [ 873.410354] ? do_raw_spin_unlock+0x171/0x260 [ 873.414867] try_charge+0xe22/0x1300 [ 873.418611] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 873.423474] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 873.428344] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 873.434418] mem_cgroup_try_charge+0x249/0x5c0 [ 873.439016] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 873.443968] wp_page_copy+0x3fe/0x1530 [ 873.447882] ? follow_pfn+0x260/0x260 [ 873.451702] do_wp_page+0x518/0xfa0 [ 873.455345] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 873.460035] __handle_mm_fault+0x21a4/0x3b60 [ 873.464468] ? copy_page_range+0x1e70/0x1e70 [ 873.468887] ? count_memcg_event_mm+0x279/0x4c0 [ 873.473588] handle_mm_fault+0x1a5/0x670 [ 873.477676] __get_user_pages+0x599/0x1650 [ 873.481928] ? follow_page_mask+0x1a60/0x1a60 [ 873.486431] ? retint_kernel+0x2d/0x2d [ 873.490330] populate_vma_page_range+0x1fd/0x290 [ 873.495102] __mm_populate+0x1e8/0x350 [ 873.499001] ? populate_vma_page_range+0x290/0x290 [ 873.503938] ? do_mlock+0x6b0/0x6b0 [ 873.507576] __x64_sys_mlockall+0x340/0x500 [ 873.511917] do_syscall_64+0xf9/0x620 [ 873.515731] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 873.520924] RIP: 0033:0x45c479 [ 873.524119] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 873.543127] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 873.550842] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 873.558123] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 873.565404] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 873.572697] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 873.579977] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 873.588710] Task in /syz1 killed as a result of limit of /syz1 [ 873.594997] memory: usage 307200kB, limit 307200kB, failcnt 9317 [ 873.601426] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 873.608308] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 873.614932] Memory cgroup stats for /syz1: cache:0KB rss:297432KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:8KB active_file:8KB unevictable:177508KB [ 873.636950] Memory cgroup out of memory: Kill process 10508 (syz-executor.1) score 1116 or sacrifice child [ 873.647468] Killed process 10511 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 873.979340] oom_reaper: reaped process 9985 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 874.030706] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 874.042185] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 874.047779] CPU: 0 PID: 10519 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 874.055703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 874.065219] Call Trace: [ 874.067865] dump_stack+0x188/0x20d [ 874.071658] dump_header+0x159/0xa5e [ 874.075417] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 874.080583] ? ___ratelimit+0x59/0x573 [ 874.084513] oom_kill_process.cold+0x10/0x6dc [ 874.089247] ? task_will_free_mem+0x134/0x6d0 [ 874.093795] out_of_memory+0x349/0x1250 [ 874.098003] ? oom_killer_disable+0x270/0x270 [ 874.102570] mem_cgroup_out_of_memory+0x1c7/0x240 [ 874.107476] ? memcg_event_wake+0x210/0x210 [ 874.111846] ? do_raw_spin_unlock+0x171/0x260 [ 874.116373] try_charge+0xe22/0x1300 [ 874.120216] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 874.125108] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 874.130016] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 874.136104] ? mark_held_locks+0xf0/0xf0 [ 874.140195] mem_cgroup_try_charge+0x249/0x5c0 [ 874.144823] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 874.149808] __handle_mm_fault+0x1cfb/0x3b60 [ 874.154250] ? copy_page_range+0x1e70/0x1e70 [ 874.158690] ? count_memcg_event_mm+0x279/0x4c0 [ 874.163413] handle_mm_fault+0x1a5/0x670 [ 874.167515] __get_user_pages+0x599/0x1650 [ 874.171882] ? follow_page_mask+0x1a60/0x1a60 [ 874.176432] ? lock_acquire+0x170/0x400 [ 874.180485] populate_vma_page_range+0x1fd/0x290 [ 874.185321] __mm_populate+0x1e8/0x350 [ 874.189247] ? populate_vma_page_range+0x290/0x290 [ 874.194211] ? do_mlock+0x6b0/0x6b0 [ 874.197872] __x64_sys_mlockall+0x340/0x500 [ 874.202427] do_syscall_64+0xf9/0x620 [ 874.206810] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 874.212048] RIP: 0033:0x45c479 [ 874.215267] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 874.234370] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 874.242120] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 874.249838] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 874.257325] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 874.264804] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 874.272176] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 874.279831] Task in /syz3 killed as a result of limit of /syz3 [ 874.285873] memory: usage 307200kB, limit 307200kB, failcnt 3054 [ 874.292117] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 874.298893] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 874.305134] Memory cgroup stats for /syz3: cache:0KB rss:298608KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79144KB active_anon:92KB inactive_file:0KB active_file:8KB unevictable:219360KB [ 874.326418] Memory cgroup out of memory: Kill process 10503 (syz-executor.3) score 1049 or sacrifice child [ 874.336358] Killed process 10503 (syz-executor.3) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 874.348506] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 874.361784] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 874.367440] CPU: 1 PID: 10525 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 874.375763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 874.385150] Call Trace: [ 874.387808] dump_stack+0x188/0x20d [ 874.391479] dump_header+0x159/0xa5e [ 874.395253] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 874.400406] ? ___ratelimit+0x59/0x573 [ 874.404314] oom_kill_process.cold+0x10/0x6dc [ 874.408831] ? out_of_memory+0x428/0x1250 [ 874.413012] ? out_of_memory+0x19f/0x1250 [ 874.417329] out_of_memory+0x349/0x1250 [ 874.421336] ? oom_killer_disable+0x270/0x270 [ 874.425860] mem_cgroup_out_of_memory+0x1c7/0x240 [ 874.430719] ? memcg_event_wake+0x210/0x210 [ 874.435065] ? do_raw_spin_unlock+0x171/0x260 [ 874.439591] try_charge+0xe22/0x1300 [ 874.443360] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 874.448225] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 874.453087] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 874.459186] mem_cgroup_try_charge+0x249/0x5c0 [ 874.463797] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 874.468755] do_huge_pmd_wp_page+0x921/0x32f0 [ 874.473273] ? __split_huge_pmd+0x29c0/0x29c0 [ 874.477796] ? pmd_val+0x7c/0xf0 [ 874.481174] ? add_mm_counter_fast.part.0+0x40/0x40 [ 874.486207] ? mark_held_locks+0xa6/0xf0 [ 874.490284] __handle_mm_fault+0x1561/0x3b60 [ 874.494725] ? copy_page_range+0x1e70/0x1e70 [ 874.499183] ? count_memcg_event_mm+0x279/0x4c0 [ 874.503897] handle_mm_fault+0x1a5/0x670 [ 874.508036] __get_user_pages+0x599/0x1650 [ 874.512298] ? follow_page_mask+0x1a60/0x1a60 [ 874.516807] ? retint_kernel+0x2d/0x2d [ 874.520720] populate_vma_page_range+0x1fd/0x290 [ 874.525530] __mm_populate+0x1e8/0x350 [ 874.529532] ? populate_vma_page_range+0x290/0x290 [ 874.534479] ? do_mlock+0x6b0/0x6b0 [ 874.538128] __x64_sys_mlockall+0x340/0x500 [ 874.542479] do_syscall_64+0xf9/0x620 [ 874.546306] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 874.552043] RIP: 0033:0x45c479 [ 874.555247] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 874.574165] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 874.581890] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 874.589261] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 874.596546] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 874.603821] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 874.611095] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 874.619270] Task in /syz4 killed as a result of limit of /syz4 [ 874.625551] memory: usage 307200kB, limit 307200kB, failcnt 3251 [ 874.631900] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 874.638791] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 874.645118] Memory cgroup stats for /syz4: cache:0KB rss:298180KB rss_huge:251904KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:4KB active_file:0KB unevictable:216908KB [ 874.667163] Memory cgroup out of memory: Kill process 10524 (syz-executor.4) score 1116 or sacrifice child [ 874.677747] Killed process 10527 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 875.090801] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 875.102704] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 875.108327] CPU: 1 PID: 10513 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 875.116234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 875.125623] Call Trace: [ 875.128259] dump_stack+0x188/0x20d [ 875.131931] dump_header+0x159/0xa5e [ 875.135673] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 875.140812] ? ___ratelimit+0x59/0x573 [ 875.144733] oom_kill_process.cold+0x10/0x6dc [ 875.149257] ? task_will_free_mem+0x134/0x6d0 [ 875.153774] out_of_memory+0x349/0x1250 [ 875.157774] ? oom_killer_disable+0x270/0x270 [ 875.162315] mem_cgroup_out_of_memory+0x1c7/0x240 [ 875.167193] ? memcg_event_wake+0x210/0x210 [ 875.171546] ? do_raw_spin_unlock+0x171/0x260 [ 875.176064] try_charge+0xe22/0x1300 [ 875.179803] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 875.184674] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 875.189540] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 875.195634] mem_cgroup_try_charge+0x249/0x5c0 [ 875.200238] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 875.205197] wp_page_copy+0x3fe/0x1530 [ 875.209114] ? follow_pfn+0x260/0x260 [ 875.212934] ? __lock_acquire+0x6ee/0x49c0 [ 875.217187] do_wp_page+0x518/0xfa0 [ 875.220836] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 875.225746] __handle_mm_fault+0x21a4/0x3b60 [ 875.230183] ? copy_page_range+0x1e70/0x1e70 [ 875.234615] ? count_memcg_event_mm+0x279/0x4c0 [ 875.239323] handle_mm_fault+0x1a5/0x670 [ 875.243423] __get_user_pages+0x599/0x1650 [ 875.247778] ? follow_page_mask+0x1a60/0x1a60 [ 875.252297] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 875.257082] ? retint_kernel+0x2d/0x2d [ 875.261020] populate_vma_page_range+0x1fd/0x290 [ 875.265824] __mm_populate+0x1e8/0x350 [ 875.269804] ? populate_vma_page_range+0x290/0x290 [ 875.274776] ? do_mlock+0x6b0/0x6b0 [ 875.278440] __x64_sys_mlockall+0x340/0x500 [ 875.282787] do_syscall_64+0xf9/0x620 [ 875.286632] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 875.291839] RIP: 0033:0x45c479 [ 875.295052] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 875.314323] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 875.322052] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 875.330210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 875.337494] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 875.344781] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 875.352068] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 875.360243] Task in /syz2 killed as a result of limit of /syz2 [ 875.366529] memory: usage 307200kB, limit 307200kB, failcnt 4717 [ 875.372857] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 875.379887] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 875.386336] Memory cgroup stats for /syz2: cache:0KB rss:297648KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:86564KB active_anon:2220KB inactive_file:4KB active_file:4KB unevictable:208848KB [ 875.408616] Memory cgroup out of memory: Kill process 10512 (syz-executor.2) score 1120 or sacrifice child [ 875.420062] Killed process 10526 (syz-executor.2) total-vm:40016kB, anon-rss:18384kB, file-rss:0kB, shmem-rss:0kB [ 875.433153] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 875.444780] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 875.450715] CPU: 0 PID: 10519 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 875.458738] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 875.468136] Call Trace: [ 875.470876] dump_stack+0x188/0x20d [ 875.474539] dump_header+0x159/0xa5e [ 875.478322] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 875.483446] ? ___ratelimit+0x59/0x573 [ 875.487379] oom_kill_process.cold+0x10/0x6dc [ 875.491907] ? task_will_free_mem+0x134/0x6d0 [ 875.496430] out_of_memory+0x349/0x1250 [ 875.500429] ? oom_killer_disable+0x270/0x270 [ 875.504962] mem_cgroup_out_of_memory+0x1c7/0x240 [ 875.509833] ? memcg_event_wake+0x210/0x210 [ 875.514188] ? do_raw_spin_unlock+0x171/0x260 [ 875.518698] try_charge+0xe22/0x1300 [ 875.522448] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 875.527318] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 875.532286] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 875.538377] mem_cgroup_try_charge+0x249/0x5c0 [ 875.542997] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 875.547968] wp_page_copy+0x3fe/0x1530 [ 875.551895] ? follow_pfn+0x260/0x260 [ 875.555742] ? __lock_acquire+0x6ee/0x49c0 [ 875.560027] do_wp_page+0x518/0xfa0 [ 875.563722] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 875.568450] __handle_mm_fault+0x21a4/0x3b60 [ 875.572896] ? copy_page_range+0x1e70/0x1e70 [ 875.577334] ? count_memcg_event_mm+0x279/0x4c0 [ 875.582053] handle_mm_fault+0x1a5/0x670 [ 875.586151] __get_user_pages+0x599/0x1650 [ 875.591036] ? follow_page_mask+0x1a60/0x1a60 [ 875.595571] populate_vma_page_range+0x1fd/0x290 [ 875.600363] __mm_populate+0x1e8/0x350 [ 875.604282] ? populate_vma_page_range+0x290/0x290 [ 875.609263] ? do_mlock+0x6b0/0x6b0 [ 875.612927] __x64_sys_mlockall+0x340/0x500 [ 875.617280] do_syscall_64+0xf9/0x620 [ 875.621128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 875.626343] RIP: 0033:0x45c479 [ 875.629555] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 875.648483] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 875.656214] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 875.663505] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 875.670798] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 875.678090] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 875.685387] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 875.693845] Task in /syz3 killed as a result of limit of /syz3 [ 875.700173] memory: usage 307200kB, limit 307200kB, failcnt 4367 [ 875.706474] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 875.713542] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 875.719925] Memory cgroup stats for /syz3: cache:0KB rss:298460KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:65172KB active_anon:76KB inactive_file:4KB active_file:4KB unevictable:233292KB [ 875.741946] Memory cgroup out of memory: Kill process 10518 (syz-executor.3) score 1116 or sacrifice child [ 875.752251] Killed process 10528 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 876.354410] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 876.365994] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 876.371710] CPU: 0 PID: 10532 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 876.379618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 876.389003] Call Trace: [ 876.391633] dump_stack+0x188/0x20d [ 876.395289] dump_header+0x159/0xa5e [ 876.399047] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 876.404198] ? ___ratelimit+0x59/0x573 [ 876.408149] oom_kill_process.cold+0x10/0x6dc [ 876.412686] ? task_will_free_mem+0x134/0x6d0 [ 876.417212] out_of_memory+0x349/0x1250 [ 876.421218] ? oom_killer_disable+0x270/0x270 [ 876.425748] mem_cgroup_out_of_memory+0x1c7/0x240 [ 876.430620] ? memcg_event_wake+0x210/0x210 [ 876.434975] ? do_raw_spin_unlock+0x171/0x260 [ 876.439498] try_charge+0xe22/0x1300 [ 876.443245] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 876.448113] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 876.452987] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 876.459076] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 876.463885] mem_cgroup_try_charge+0x249/0x5c0 [ 876.468515] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 876.473480] wp_page_copy+0x3fe/0x1530 [ 876.477842] ? follow_pfn+0x260/0x260 [ 876.481669] ? __lock_acquire+0x6ee/0x49c0 [ 876.485940] do_wp_page+0x518/0xfa0 [ 876.489595] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 876.494292] __handle_mm_fault+0x21a4/0x3b60 [ 876.498728] ? copy_page_range+0x1e70/0x1e70 [ 876.503167] ? count_memcg_event_mm+0x279/0x4c0 [ 876.507884] handle_mm_fault+0x1a5/0x670 [ 876.511990] __get_user_pages+0x599/0x1650 [ 876.516261] ? follow_page_mask+0x1a60/0x1a60 [ 876.520784] ? populate_vma_page_range+0x17e/0x290 [ 876.525827] populate_vma_page_range+0x1fd/0x290 [ 876.530647] __mm_populate+0x1e8/0x350 [ 876.534578] ? populate_vma_page_range+0x290/0x290 [ 876.539550] ? do_mlock+0x6b0/0x6b0 [ 876.543251] __x64_sys_mlockall+0x340/0x500 [ 876.547755] do_syscall_64+0xf9/0x620 [ 876.551697] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 876.556934] RIP: 0033:0x45c479 [ 876.560167] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 876.579113] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 876.586855] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 876.594139] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 876.603362] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 876.610655] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 876.617950] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 876.625600] Task in /syz5 killed as a result of limit of /syz5 [ 876.631936] memory: usage 307200kB, limit 307200kB, failcnt 6821 [ 876.638217] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 876.645266] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 876.651778] Memory cgroup stats for /syz5: cache:0KB rss:298416KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:8KB active_file:8KB unevictable:250196KB [ 876.673925] Memory cgroup out of memory: Kill process 10531 (syz-executor.5) score 1116 or sacrifice child [ 876.684189] Killed process 10535 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 876.696937] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 876.708511] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 876.714302] CPU: 1 PID: 10536 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 876.722208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 876.731590] Call Trace: [ 876.734220] dump_stack+0x188/0x20d [ 876.737872] dump_header+0x159/0xa5e [ 876.741604] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 876.746747] ? ___ratelimit+0x59/0x573 [ 876.750687] oom_kill_process.cold+0x10/0x6dc [ 876.755213] ? task_will_free_mem+0x134/0x6d0 [ 876.759738] out_of_memory+0x349/0x1250 [ 876.763752] ? oom_killer_disable+0x270/0x270 [ 876.768295] mem_cgroup_out_of_memory+0x1c7/0x240 [ 876.773159] ? memcg_event_wake+0x210/0x210 [ 876.777508] ? do_raw_spin_unlock+0x171/0x260 [ 876.782029] try_charge+0xe22/0x1300 [ 876.785778] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 876.790651] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 876.795519] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 876.801717] mem_cgroup_try_charge+0x249/0x5c0 [ 876.806328] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 876.811279] wp_page_copy+0x3fe/0x1530 [ 876.815190] ? follow_pfn+0x260/0x260 [ 876.819016] ? __lock_acquire+0x6ee/0x49c0 [ 876.823285] do_wp_page+0x518/0xfa0 [ 876.826931] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 876.831626] __handle_mm_fault+0x21a4/0x3b60 [ 876.836059] ? copy_page_range+0x1e70/0x1e70 [ 876.840481] ? count_memcg_event_mm+0x279/0x4c0 [ 876.845215] handle_mm_fault+0x1a5/0x670 [ 876.849314] __get_user_pages+0x599/0x1650 [ 876.853582] ? follow_page_mask+0x1a60/0x1a60 [ 876.858115] populate_vma_page_range+0x1fd/0x290 [ 876.862929] __mm_populate+0x1e8/0x350 [ 876.866840] ? populate_vma_page_range+0x290/0x290 [ 876.871907] ? do_mlock+0x6b0/0x6b0 [ 876.875566] __x64_sys_mlockall+0x340/0x500 [ 876.879917] do_syscall_64+0xf9/0x620 [ 876.883754] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 876.888967] RIP: 0033:0x45c479 [ 876.892173] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 876.911100] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 876.918830] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 876.926235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 876.933542] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 876.940842] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 876.948130] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 876.957314] Task in /syz1 killed as a result of limit of /syz1 [ 876.963613] memory: usage 307200kB, limit 307200kB, failcnt 9378 [ 876.970212] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 876.977201] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 876.985916] Memory cgroup stats for /syz1: cache:0KB rss:297464KB rss_huge:243712KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:8KB active_file:12KB unevictable:177524KB [ 877.008094] Memory cgroup out of memory: Kill process 10533 (syz-executor.1) score 1116 or sacrifice child [ 877.018516] Killed process 10537 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 877.374435] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 877.386045] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 877.391772] CPU: 1 PID: 10539 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 877.399677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 877.409053] Call Trace: [ 877.411680] dump_stack+0x188/0x20d [ 877.415337] dump_header+0x159/0xa5e [ 877.419099] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 877.424251] ? ___ratelimit+0x59/0x573 [ 877.428190] oom_kill_process.cold+0x10/0x6dc [ 877.432756] ? task_will_free_mem+0x134/0x6d0 [ 877.437294] out_of_memory+0x349/0x1250 [ 877.441335] ? oom_killer_disable+0x270/0x270 [ 877.445936] mem_cgroup_out_of_memory+0x1c7/0x240 [ 877.450859] ? memcg_event_wake+0x210/0x210 [ 877.455239] ? do_raw_spin_unlock+0x171/0x260 [ 877.459776] try_charge+0xe22/0x1300 [ 877.463529] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 877.468414] ? retint_kernel+0x2d/0x2d [ 877.472376] mem_cgroup_try_charge+0x249/0x5c0 [ 877.477009] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 877.481993] wp_page_copy+0x3fe/0x1530 [ 877.485918] ? follow_pfn+0x260/0x260 [ 877.489739] ? do_wp_page+0x29f/0xfa0 [ 877.493573] do_wp_page+0x518/0xfa0 [ 877.497240] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 877.501951] __handle_mm_fault+0x21a4/0x3b60 [ 877.506396] ? copy_page_range+0x1e70/0x1e70 [ 877.510831] ? count_memcg_event_mm+0x279/0x4c0 [ 877.515546] handle_mm_fault+0x1a5/0x670 [ 877.519639] __get_user_pages+0x599/0x1650 [ 877.523905] ? follow_page_mask+0x1a60/0x1a60 [ 877.528441] ? lock_acquire+0x170/0x400 [ 877.532439] populate_vma_page_range+0x1fd/0x290 [ 877.537310] __mm_populate+0x1e8/0x350 [ 877.541235] ? populate_vma_page_range+0x290/0x290 [ 877.546634] ? up_write+0xae/0x150 [ 877.550262] __x64_sys_mlockall+0x340/0x500 [ 877.554624] do_syscall_64+0xf9/0x620 [ 877.558719] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 877.563938] RIP: 0033:0x45c479 [ 877.567151] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 877.586258] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 877.594000] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 877.601286] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 877.608776] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 877.616336] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 877.623805] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 877.632639] Task in /syz4 killed as a result of limit of /syz4 [ 877.638885] memory: usage 307200kB, limit 307200kB, failcnt 3287 [ 877.645847] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 877.652905] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 877.659159] Memory cgroup stats for /syz4: cache:0KB rss:298396KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:4KB active_file:0KB unevictable:217152KB [ 877.681902] Memory cgroup out of memory: Kill process 10538 (syz-executor.4) score 1116 or sacrifice child [ 877.692240] Killed process 10545 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 877.707936] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 877.719438] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 877.725627] CPU: 1 PID: 10541 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 877.733618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 877.743002] Call Trace: [ 877.745650] dump_stack+0x188/0x20d [ 877.749458] dump_header+0x159/0xa5e [ 877.753241] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 877.758494] ? ___ratelimit+0x59/0x573 [ 877.762423] oom_kill_process.cold+0x10/0x6dc [ 877.766961] ? task_will_free_mem+0x134/0x6d0 [ 877.771498] out_of_memory+0x349/0x1250 [ 877.775678] ? oom_killer_disable+0x270/0x270 [ 877.780514] mem_cgroup_out_of_memory+0x1c7/0x240 [ 877.785495] ? memcg_event_wake+0x210/0x210 [ 877.789870] ? do_raw_spin_unlock+0x171/0x260 [ 877.794393] try_charge+0xe22/0x1300 [ 877.798141] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 877.803051] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 877.809857] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 877.816056] mem_cgroup_try_charge+0x249/0x5c0 [ 877.820685] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 877.825655] wp_page_copy+0x3fe/0x1530 [ 877.829581] ? follow_pfn+0x260/0x260 [ 877.833434] ? __lock_acquire+0x6ee/0x49c0 [ 877.837731] do_wp_page+0x518/0xfa0 [ 877.841389] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 877.846130] __handle_mm_fault+0x21a4/0x3b60 [ 877.850576] ? copy_page_range+0x1e70/0x1e70 [ 877.855009] ? count_memcg_event_mm+0x279/0x4c0 [ 877.859720] handle_mm_fault+0x1a5/0x670 [ 877.863809] __get_user_pages+0x599/0x1650 [ 877.868090] ? follow_page_mask+0x1a60/0x1a60 [ 877.872618] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 877.877428] ? retint_kernel+0x2d/0x2d [ 877.881460] populate_vma_page_range+0x1fd/0x290 [ 877.886251] __mm_populate+0x1e8/0x350 [ 877.890173] ? populate_vma_page_range+0x290/0x290 [ 877.895212] ? do_mlock+0x6b0/0x6b0 [ 877.898869] __x64_sys_mlockall+0x340/0x500 [ 877.903229] do_syscall_64+0xf9/0x620 [ 877.907066] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 877.912278] RIP: 0033:0x45c479 [ 877.915484] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 877.934407] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 877.942147] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 877.949443] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 877.956734] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 877.964157] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff 2020/03/03 17:53:56 executed programs: 487 [ 877.971469] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 877.981888] Task in /syz0 killed as a result of limit of /syz0 [ 877.988375] memory: usage 307200kB, limit 307200kB, failcnt 4386 [ 877.994846] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 878.001878] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 878.008213] Memory cgroup stats for /syz0: cache:0KB rss:298284KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:8KB active_file:0KB unevictable:217256KB [ 878.030398] Memory cgroup out of memory: Kill process 10540 (syz-executor.0) score 1116 or sacrifice child [ 878.041050] Killed process 10546 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 878.339355] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 878.351967] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 878.357573] CPU: 0 PID: 10547 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 878.365500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 878.375037] Call Trace: [ 878.377661] dump_stack+0x188/0x20d [ 878.381317] dump_header+0x159/0xa5e [ 878.385338] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 878.390552] ? ___ratelimit+0x59/0x573 [ 878.394501] oom_kill_process.cold+0x10/0x6dc [ 878.399045] ? task_will_free_mem+0x134/0x6d0 [ 878.403591] out_of_memory+0x349/0x1250 [ 878.407786] ? oom_killer_disable+0x270/0x270 [ 878.412338] mem_cgroup_out_of_memory+0x1c7/0x240 [ 878.417383] ? memcg_event_wake+0x210/0x210 [ 878.421747] ? do_raw_spin_unlock+0x171/0x260 [ 878.426479] try_charge+0xe22/0x1300 [ 878.430242] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 878.435490] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 878.440379] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 878.446615] mem_cgroup_try_charge+0x249/0x5c0 [ 878.451412] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 878.456474] wp_page_copy+0x3fe/0x1530 [ 878.460495] ? follow_pfn+0x260/0x260 [ 878.464338] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 878.469196] do_wp_page+0x518/0xfa0 [ 878.472869] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 878.477761] __handle_mm_fault+0x21a4/0x3b60 [ 878.482222] ? copy_page_range+0x1e70/0x1e70 [ 878.486667] ? count_memcg_event_mm+0x279/0x4c0 [ 878.491518] handle_mm_fault+0x1a5/0x670 [ 878.495654] __get_user_pages+0x599/0x1650 [ 878.499942] ? follow_page_mask+0x1a60/0x1a60 [ 878.504506] ? populate_vma_page_range+0x10e/0x290 [ 878.509484] populate_vma_page_range+0x1fd/0x290 [ 878.514266] __mm_populate+0x1e8/0x350 [ 878.518407] ? populate_vma_page_range+0x290/0x290 [ 878.523366] ? do_mlock+0x6b0/0x6b0 [ 878.527081] __x64_sys_mlockall+0x340/0x500 [ 878.531591] do_syscall_64+0xf9/0x620 [ 878.535569] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 878.540934] RIP: 0033:0x45c479 [ 878.544153] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 878.563212] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 878.571102] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 878.578626] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 878.586897] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 878.594325] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 878.601772] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 878.609551] Task in /syz3 killed as a result of limit of /syz3 [ 878.615746] memory: usage 307200kB, limit 307200kB, failcnt 4380 [ 878.622410] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 878.629508] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 878.635675] Memory cgroup stats for /syz3: cache:0KB rss:298448KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66480KB active_anon:76KB inactive_file:8KB active_file:4KB unevictable:231976KB [ 878.657115] Memory cgroup out of memory: Kill process 10543 (syz-executor.3) score 1116 or sacrifice child [ 878.667345] Killed process 10551 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 878.936148] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 878.948112] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 878.954375] CPU: 1 PID: 10555 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 878.962302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 878.971687] Call Trace: [ 878.974318] dump_stack+0x188/0x20d [ 878.977975] dump_header+0x159/0xa5e [ 878.981723] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 878.986864] ? ___ratelimit+0x59/0x573 [ 878.990925] oom_kill_process.cold+0x10/0x6dc [ 878.995459] ? task_will_free_mem+0x134/0x6d0 [ 878.999995] out_of_memory+0x349/0x1250 [ 879.004007] ? oom_killer_disable+0x270/0x270 [ 879.008533] mem_cgroup_out_of_memory+0x1c7/0x240 [ 879.013495] ? memcg_event_wake+0x210/0x210 [ 879.017857] ? do_raw_spin_unlock+0x171/0x260 [ 879.022384] try_charge+0xe22/0x1300 [ 879.026366] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 879.031253] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 879.036303] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 879.042404] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 879.047343] mem_cgroup_try_charge+0x249/0x5c0 [ 879.051983] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 879.057100] wp_page_copy+0x3fe/0x1530 [ 879.061033] ? follow_pfn+0x260/0x260 [ 879.065062] ? __sanitizer_cov_trace_const_cmp8+0x4/0x20 [ 879.070554] do_wp_page+0x518/0xfa0 [ 879.074428] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 879.079224] ? __handle_mm_fault+0x1789/0x3b60 [ 879.083835] __handle_mm_fault+0x21a4/0x3b60 [ 879.088276] ? copy_page_range+0x1e70/0x1e70 [ 879.092862] ? count_memcg_event_mm+0x279/0x4c0 [ 879.097599] handle_mm_fault+0x1a5/0x670 [ 879.101706] __get_user_pages+0x599/0x1650 [ 879.105975] ? follow_page_mask+0x1a60/0x1a60 [ 879.110718] ? retint_kernel+0x2d/0x2d [ 879.114658] populate_vma_page_range+0x1fd/0x290 [ 879.119452] __mm_populate+0x1e8/0x350 [ 879.123374] ? populate_vma_page_range+0x290/0x290 [ 879.128328] ? do_mlock+0x6b0/0x6b0 [ 879.132056] __x64_sys_mlockall+0x340/0x500 [ 879.136411] do_syscall_64+0xf9/0x620 [ 879.140244] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 879.145461] RIP: 0033:0x45c479 [ 879.148683] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 879.167610] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 879.175354] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 879.182644] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 879.189934] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 879.197226] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 879.204727] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 879.212967] Task in /syz5 killed as a result of limit of /syz5 [ 879.219267] memory: usage 307200kB, limit 307200kB, failcnt 6840 [ 879.231077] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 879.237964] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 879.244528] Memory cgroup stats for /syz5: cache:0KB rss:298452KB rss_huge:253952KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:48208KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:248104KB [ 879.266789] Memory cgroup out of memory: Kill process 10552 (syz-executor.5) score 1116 or sacrifice child [ 879.277319] Killed process 10556 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 879.297251] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 879.308946] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 879.314662] CPU: 1 PID: 10550 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 879.322566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 879.331938] Call Trace: [ 879.334570] dump_stack+0x188/0x20d [ 879.338225] dump_header+0x159/0xa5e [ 879.341977] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 879.347123] ? ___ratelimit+0x59/0x573 [ 879.351065] oom_kill_process.cold+0x10/0x6dc [ 879.355602] ? task_will_free_mem+0x134/0x6d0 [ 879.360136] out_of_memory+0x349/0x1250 [ 879.364153] ? oom_killer_disable+0x270/0x270 [ 879.368704] mem_cgroup_out_of_memory+0x1c7/0x240 [ 879.373582] ? memcg_event_wake+0x210/0x210 [ 879.377940] ? do_raw_spin_unlock+0x171/0x260 [ 879.382467] try_charge+0xe22/0x1300 [ 879.386218] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 879.391092] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 879.395964] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 879.402139] ? retint_kernel+0x2d/0x2d [ 879.406060] mem_cgroup_try_charge+0x249/0x5c0 [ 879.410672] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 879.415739] wp_page_copy+0x3fe/0x1530 [ 879.419666] ? mark_held_locks+0xa6/0xf0 [ 879.423756] ? follow_pfn+0x260/0x260 [ 879.427595] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 879.432383] do_wp_page+0x518/0xfa0 [ 879.436125] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 879.440826] __handle_mm_fault+0x21a4/0x3b60 [ 879.445272] ? copy_page_range+0x1e70/0x1e70 [ 879.449727] ? count_memcg_event_mm+0x279/0x4c0 [ 879.454444] handle_mm_fault+0x1a5/0x670 [ 879.458545] __get_user_pages+0x599/0x1650 [ 879.462822] ? follow_page_mask+0x1a60/0x1a60 [ 879.467364] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 879.472174] ? retint_kernel+0x2d/0x2d [ 879.476626] populate_vma_page_range+0x1fd/0x290 [ 879.481412] __mm_populate+0x1e8/0x350 [ 879.485328] ? populate_vma_page_range+0x290/0x290 [ 879.490288] ? do_mlock+0x6b0/0x6b0 [ 879.493950] __x64_sys_mlockall+0x340/0x500 [ 879.498398] do_syscall_64+0xf9/0x620 [ 879.502228] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 879.507430] RIP: 0033:0x45c479 [ 879.510707] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 879.529629] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 879.537413] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 879.544701] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 879.552003] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 879.559300] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 879.566598] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 879.574820] Task in /syz2 killed as a result of limit of /syz2 [ 879.581310] memory: usage 307200kB, limit 307200kB, failcnt 4837 [ 879.587676] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 879.595000] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 879.601471] Memory cgroup stats for /syz2: cache:0KB rss:297628KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:86644KB active_anon:2224KB inactive_file:4KB active_file:0KB unevictable:208844KB [ 879.624367] Memory cgroup out of memory: Kill process 10549 (syz-executor.2) score 1116 or sacrifice child [ 879.634934] Killed process 10554 (syz-executor.2) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 879.896472] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 879.908344] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 879.915770] CPU: 0 PID: 10559 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 879.923840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 879.933370] Call Trace: [ 879.936034] dump_stack+0x188/0x20d [ 879.939715] dump_header+0x159/0xa5e [ 879.943474] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 879.948622] ? ___ratelimit+0x59/0x573 [ 879.952552] oom_kill_process.cold+0x10/0x6dc [ 879.957094] ? task_will_free_mem+0x134/0x6d0 [ 879.961643] out_of_memory+0x349/0x1250 [ 879.965671] ? oom_killer_disable+0x270/0x270 [ 879.970347] mem_cgroup_out_of_memory+0x1c7/0x240 [ 879.975393] ? memcg_event_wake+0x210/0x210 [ 879.979782] ? do_raw_spin_unlock+0x171/0x260 [ 879.984439] try_charge+0xe22/0x1300 [ 879.988194] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 879.993076] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 879.997947] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 880.004179] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 880.008973] mem_cgroup_try_charge+0x249/0x5c0 [ 880.013580] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 880.018541] wp_page_copy+0x3fe/0x1530 [ 880.022469] ? follow_pfn+0x260/0x260 [ 880.026474] ? __lock_acquire+0x6ee/0x49c0 [ 880.030745] do_wp_page+0x518/0xfa0 [ 880.034654] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 880.039358] __handle_mm_fault+0x21a4/0x3b60 [ 880.043801] ? copy_page_range+0x1e70/0x1e70 [ 880.048227] ? count_memcg_event_mm+0x279/0x4c0 [ 880.052930] handle_mm_fault+0x1a5/0x670 [ 880.057016] __get_user_pages+0x599/0x1650 [ 880.061305] ? follow_page_mask+0x1a60/0x1a60 [ 880.065831] ? populate_vma_page_range+0x10e/0x290 [ 880.070780] populate_vma_page_range+0x1fd/0x290 [ 880.075741] __mm_populate+0x1e8/0x350 [ 880.079676] ? populate_vma_page_range+0x290/0x290 [ 880.084636] ? do_mlock+0x6b0/0x6b0 [ 880.088289] __x64_sys_mlockall+0x340/0x500 [ 880.092634] do_syscall_64+0xf9/0x620 [ 880.097250] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 880.102466] RIP: 0033:0x45c479 [ 880.105678] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 880.124901] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 880.132784] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 880.140076] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 880.147453] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 880.154826] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 880.162116] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 880.170549] Task in /syz0 killed as a result of limit of /syz0 [ 880.176712] memory: usage 307200kB, limit 307200kB, failcnt 4431 [ 880.183827] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 880.190807] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 880.197105] Memory cgroup stats for /syz0: cache:0KB rss:298324KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:80968KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:215220KB [ 880.219465] Memory cgroup out of memory: Kill process 10558 (syz-executor.0) score 1116 or sacrifice child [ 880.229483] Killed process 10560 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 880.660744] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 880.672286] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 880.677824] CPU: 1 PID: 10568 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 880.685728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 880.695106] Call Trace: [ 880.697744] dump_stack+0x188/0x20d [ 880.701409] dump_header+0x159/0xa5e [ 880.705368] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 880.710644] ? ___ratelimit+0x59/0x573 [ 880.714572] oom_kill_process.cold+0x10/0x6dc [ 880.719100] ? task_will_free_mem+0x134/0x6d0 [ 880.723628] out_of_memory+0x349/0x1250 [ 880.727642] ? oom_killer_disable+0x270/0x270 [ 880.732195] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 880.736832] mem_cgroup_out_of_memory+0x1c7/0x240 [ 880.741777] ? memcg_event_wake+0x210/0x210 [ 880.746142] ? do_raw_spin_unlock+0x171/0x260 [ 880.750673] try_charge+0xe22/0x1300 [ 880.754612] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 880.759497] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 880.764386] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 880.770512] mem_cgroup_try_charge+0x249/0x5c0 [ 880.775144] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 880.780105] wp_page_copy+0x3fe/0x1530 [ 880.784038] ? follow_pfn+0x260/0x260 [ 880.787874] ? retint_kernel+0x2d/0x2d [ 880.791924] do_wp_page+0x518/0xfa0 [ 880.796298] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 880.801009] __handle_mm_fault+0x21a4/0x3b60 [ 880.805623] ? copy_page_range+0x1e70/0x1e70 [ 880.810069] ? count_memcg_event_mm+0x279/0x4c0 [ 880.814793] handle_mm_fault+0x1a5/0x670 [ 880.818895] __get_user_pages+0x599/0x1650 [ 880.823390] ? follow_page_mask+0x1a60/0x1a60 [ 880.827930] ? populate_vma_page_range+0xc9/0x290 [ 880.832998] populate_vma_page_range+0x1fd/0x290 [ 880.837791] __mm_populate+0x1e8/0x350 [ 880.842354] ? populate_vma_page_range+0x290/0x290 [ 880.847334] ? do_mlock+0x6b0/0x6b0 [ 880.851193] __x64_sys_mlockall+0x340/0x500 [ 880.855547] do_syscall_64+0xf9/0x620 [ 880.859710] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 880.864936] RIP: 0033:0x45c479 [ 880.868175] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 880.888060] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 880.895898] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 880.903339] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 880.910632] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 880.917924] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 880.925221] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 880.933650] Task in /syz4 killed as a result of limit of /syz4 [ 880.940027] memory: usage 307200kB, limit 307200kB, failcnt 3305 [ 880.946298] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 880.953579] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 880.959918] Memory cgroup stats for /syz4: cache:0KB rss:298352KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:0KB active_file:0KB unevictable:217160KB [ 880.982157] Memory cgroup out of memory: Kill process 10566 (syz-executor.4) score 1116 or sacrifice child [ 880.992558] Killed process 10573 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 881.009169] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 881.020759] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 881.026371] CPU: 1 PID: 10569 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 881.034571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 881.044077] Call Trace: [ 881.046696] dump_stack+0x188/0x20d [ 881.050350] dump_header+0x159/0xa5e [ 881.054114] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 881.059280] ? ___ratelimit+0x59/0x573 [ 881.063408] oom_kill_process.cold+0x10/0x6dc [ 881.068179] ? mem_cgroup_get_max+0xcc/0x240 [ 881.072631] out_of_memory+0x349/0x1250 [ 881.077280] ? oom_killer_disable+0x270/0x270 [ 881.081960] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 881.086733] mem_cgroup_out_of_memory+0x1c7/0x240 [ 881.091674] ? memcg_event_wake+0x210/0x210 [ 881.096042] try_charge+0xe22/0x1300 [ 881.100005] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 881.104894] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 881.109775] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 881.116028] mem_cgroup_try_charge+0x249/0x5c0 [ 881.120659] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 881.125636] wp_page_copy+0x3fe/0x1530 [ 881.129774] ? follow_pfn+0x260/0x260 [ 881.133617] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 881.138251] do_wp_page+0x518/0xfa0 [ 881.142116] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 881.146824] __handle_mm_fault+0x21a4/0x3b60 [ 881.151263] ? copy_page_range+0x1e70/0x1e70 [ 881.155740] ? count_memcg_event_mm+0x279/0x4c0 [ 881.160491] handle_mm_fault+0x1a5/0x670 [ 881.164586] __get_user_pages+0x599/0x1650 [ 881.168887] ? follow_page_mask+0x1a60/0x1a60 [ 881.173446] populate_vma_page_range+0x1fd/0x290 [ 881.178417] __mm_populate+0x1e8/0x350 [ 881.182357] ? populate_vma_page_range+0x290/0x290 [ 881.187310] ? do_mlock+0x6b0/0x6b0 [ 881.190985] __x64_sys_mlockall+0x340/0x500 [ 881.195718] do_syscall_64+0xf9/0x620 [ 881.199579] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 881.206211] RIP: 0033:0x45c479 [ 881.209448] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 881.228704] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 881.236436] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 881.243726] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 881.251010] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 881.258299] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 881.265583] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 881.275148] Task in /syz3 killed as a result of limit of /syz3 [ 881.281586] memory: usage 307200kB, limit 307200kB, failcnt 4396 [ 881.287934] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 881.295244] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 881.301538] Memory cgroup stats for /syz3: cache:0KB rss:298448KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66476KB active_anon:80KB inactive_file:8KB active_file:0KB unevictable:231964KB [ 881.323426] Memory cgroup out of memory: Kill process 10567 (syz-executor.3) score 1116 or sacrifice child [ 881.333872] Killed process 10570 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 881.568430] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 881.580073] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 881.585725] CPU: 0 PID: 10575 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 881.593641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 881.603023] Call Trace: [ 881.605653] dump_stack+0x188/0x20d [ 881.609324] dump_header+0x159/0xa5e [ 881.613076] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 881.618367] ? ___ratelimit+0x59/0x573 [ 881.622397] oom_kill_process.cold+0x10/0x6dc [ 881.627082] ? task_will_free_mem+0x134/0x6d0 [ 881.631649] out_of_memory+0x349/0x1250 [ 881.635696] ? oom_killer_disable+0x270/0x270 [ 881.640393] mem_cgroup_out_of_memory+0x1c7/0x240 [ 881.645293] ? memcg_event_wake+0x210/0x210 [ 881.649684] ? do_raw_spin_unlock+0x171/0x260 [ 881.654230] try_charge+0xe22/0x1300 [ 881.658002] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 881.662900] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 881.667797] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 881.673939] mem_cgroup_try_charge+0x249/0x5c0 [ 881.678577] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 881.683656] wp_page_copy+0x3fe/0x1530 [ 881.687864] ? follow_pfn+0x260/0x260 [ 881.691724] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 881.696786] do_wp_page+0x518/0xfa0 [ 881.700469] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 881.705198] ? __sanitizer_cov_trace_pc+0x4/0x50 [ 881.709996] __handle_mm_fault+0x21a4/0x3b60 [ 881.714438] ? copy_page_range+0x1e70/0x1e70 [ 881.718883] ? count_memcg_event_mm+0x279/0x4c0 [ 881.723603] handle_mm_fault+0x1a5/0x670 [ 881.727713] __get_user_pages+0x599/0x1650 [ 881.731987] ? follow_page_mask+0x1a60/0x1a60 [ 881.736525] ? populate_vma_page_range+0x55/0x290 [ 881.741421] populate_vma_page_range+0x1fd/0x290 [ 881.746313] __mm_populate+0x1e8/0x350 [ 881.750243] ? populate_vma_page_range+0x290/0x290 [ 881.755203] ? do_mlock+0x6b0/0x6b0 [ 881.758860] __x64_sys_mlockall+0x340/0x500 [ 881.763228] do_syscall_64+0xf9/0x620 [ 881.767080] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 881.772300] RIP: 0033:0x45c479 [ 881.775518] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 881.794465] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 881.802211] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 881.809510] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 881.816816] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 881.824126] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 881.831424] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 881.839929] Task in /syz1 killed as a result of limit of /syz1 [ 881.846258] memory: usage 307200kB, limit 307200kB, failcnt 9407 [ 881.852677] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 881.859669] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 881.866179] Memory cgroup stats for /syz1: cache:0KB rss:297432KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:12KB active_file:12KB unevictable:177524KB [ 881.888638] Memory cgroup out of memory: Kill process 10574 (syz-executor.1) score 1116 or sacrifice child [ 881.898951] Killed process 10577 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 881.911991] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 881.923868] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 881.929587] CPU: 1 PID: 10576 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 881.937701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 881.947197] Call Trace: [ 881.949984] dump_stack+0x188/0x20d [ 881.953644] dump_header+0x159/0xa5e [ 881.957537] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 881.962684] ? ___ratelimit+0x59/0x573 [ 881.966605] oom_kill_process.cold+0x10/0x6dc [ 881.971138] ? out_of_memory+0x26a/0x1250 [ 881.975313] out_of_memory+0x349/0x1250 [ 881.979307] ? oom_killer_disable+0x270/0x270 [ 881.984065] mem_cgroup_out_of_memory+0x1c7/0x240 [ 881.988937] ? memcg_event_wake+0x210/0x210 [ 881.993314] ? do_raw_spin_unlock+0x171/0x260 [ 881.997852] try_charge+0xe22/0x1300 [ 882.001604] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 882.006477] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 882.011340] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 882.017417] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 882.022204] mem_cgroup_try_charge+0x249/0x5c0 [ 882.026967] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 882.032086] wp_page_copy+0x3fe/0x1530 [ 882.036024] ? follow_pfn+0x260/0x260 [ 882.039858] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 882.044640] do_wp_page+0x518/0xfa0 [ 882.048282] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 882.052973] ? __sanitizer_cov_trace_pc+0xd/0x50 [ 882.057749] __handle_mm_fault+0x21a4/0x3b60 [ 882.062358] ? copy_page_range+0x1e70/0x1e70 [ 882.066798] ? count_memcg_event_mm+0x279/0x4c0 [ 882.071718] handle_mm_fault+0x1a5/0x670 [ 882.075830] __get_user_pages+0x599/0x1650 [ 882.080186] ? follow_page_mask+0x1a60/0x1a60 [ 882.084755] ? retint_kernel+0x2d/0x2d [ 882.088864] populate_vma_page_range+0x1fd/0x290 [ 882.093662] __mm_populate+0x1e8/0x350 [ 882.097602] ? populate_vma_page_range+0x290/0x290 [ 882.102573] ? do_mlock+0x6b0/0x6b0 [ 882.106227] ? security_capable+0x9d/0xc0 [ 882.110528] __x64_sys_mlockall+0x340/0x500 [ 882.114879] do_syscall_64+0xf9/0x620 [ 882.118705] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 882.123920] RIP: 0033:0x45c479 [ 882.127321] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 882.146258] RSP: 002b:00007f3e3a0c6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 882.153989] RAX: ffffffffffffffda RBX: 00007f3e3a0c76d4 RCX: 000000000045c479 [ 882.161363] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 882.168652] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 882.175946] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 882.183229] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bfcc [ 882.191382] Task in /syz0 killed as a result of limit of /syz0 [ 882.197682] memory: usage 307200kB, limit 307200kB, failcnt 4460 [ 882.207579] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 882.214959] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 882.225844] Memory cgroup stats for /syz0: cache:0KB rss:298284KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:217212KB [ 882.251415] Memory cgroup out of memory: Kill process 10565 (syz-executor.0) score 1116 or sacrifice child [ 882.261948] Killed process 10579 (syz-executor.0) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 882.769047] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 882.780706] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 882.786320] CPU: 1 PID: 10583 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 882.794232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 882.803633] Call Trace: [ 882.806279] dump_stack+0x188/0x20d [ 882.809943] dump_header+0x159/0xa5e [ 882.813701] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 882.818838] ? ___ratelimit+0x59/0x573 [ 882.822768] oom_kill_process.cold+0x10/0x6dc [ 882.827305] ? task_will_free_mem+0x134/0x6d0 [ 882.831845] out_of_memory+0x349/0x1250 [ 882.835855] ? oom_killer_disable+0x270/0x270 [ 882.840400] mem_cgroup_out_of_memory+0x1c7/0x240 [ 882.845272] ? memcg_event_wake+0x210/0x210 [ 882.849623] ? do_raw_spin_unlock+0x171/0x260 [ 882.854144] try_charge+0xe22/0x1300 [ 882.857896] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 882.862762] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 882.867888] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 882.873987] mem_cgroup_try_charge+0x249/0x5c0 [ 882.878597] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 882.883565] wp_page_copy+0x3fe/0x1530 [ 882.887491] ? follow_pfn+0x260/0x260 [ 882.891323] do_wp_page+0x518/0xfa0 [ 882.895024] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 882.899757] __handle_mm_fault+0x21a4/0x3b60 [ 882.904459] ? copy_page_range+0x1e70/0x1e70 [ 882.908900] ? count_memcg_event_mm+0x279/0x4c0 [ 882.913613] handle_mm_fault+0x1a5/0x670 [ 882.917706] __get_user_pages+0x599/0x1650 [ 882.921992] ? follow_page_mask+0x1a60/0x1a60 [ 882.926526] ? populate_vma_page_range+0x33/0x290 [ 882.931407] populate_vma_page_range+0x1fd/0x290 [ 882.936235] __mm_populate+0x1e8/0x350 [ 882.940165] ? populate_vma_page_range+0x290/0x290 [ 882.945123] ? do_mlock+0x6b0/0x6b0 [ 882.948773] ? __x64_sys_mlockall+0x369/0x500 [ 882.953304] __x64_sys_mlockall+0x340/0x500 [ 882.957661] do_syscall_64+0xf9/0x620 [ 882.961494] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 882.966711] RIP: 0033:0x45c479 [ 882.969916] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 882.988957] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 882.996694] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 883.003985] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 883.011268] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 883.018682] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 883.025977] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 883.034863] Task in /syz2 killed as a result of limit of /syz2 [ 883.041438] memory: usage 307200kB, limit 307200kB, failcnt 4874 [ 883.047690] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 883.054587] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 883.060824] Memory cgroup stats for /syz2: cache:0KB rss:297552KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:86804KB active_anon:2224KB inactive_file:4KB active_file:4KB unevictable:208716KB [ 883.082745] Memory cgroup out of memory: Kill process 10581 (syz-executor.2) score 1116 or sacrifice child [ 883.092993] Killed process 10587 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 883.106298] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 883.118016] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 883.123876] CPU: 0 PID: 10589 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 883.131790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 883.141168] Call Trace: [ 883.143803] dump_stack+0x188/0x20d [ 883.147621] dump_header+0x159/0xa5e [ 883.151366] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 883.156496] ? ___ratelimit+0x59/0x573 [ 883.160414] oom_kill_process.cold+0x10/0x6dc [ 883.164940] ? out_of_memory+0x428/0x1250 [ 883.169107] ? out_of_memory+0x19f/0x1250 [ 883.173284] ? mem_cgroup_get_max+0x25/0x240 [ 883.177725] out_of_memory+0x349/0x1250 [ 883.181751] ? oom_killer_disable+0x270/0x270 [ 883.186282] mem_cgroup_out_of_memory+0x1c7/0x240 [ 883.191146] ? memcg_event_wake+0x210/0x210 [ 883.195492] ? do_raw_spin_unlock+0x171/0x260 [ 883.200010] try_charge+0xe22/0x1300 [ 883.203769] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 883.208643] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 883.213522] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 883.219612] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 883.224408] mem_cgroup_try_charge+0x249/0x5c0 [ 883.229022] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 883.233982] wp_page_copy+0x3fe/0x1530 [ 883.237904] ? follow_pfn+0x260/0x260 [ 883.241726] ? __lock_acquire+0x6ee/0x49c0 [ 883.246002] do_wp_page+0x518/0xfa0 [ 883.249652] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 883.254356] __handle_mm_fault+0x21a4/0x3b60 [ 883.258792] ? copy_page_range+0x1e70/0x1e70 [ 883.263217] ? count_memcg_event_mm+0x279/0x4c0 [ 883.267926] handle_mm_fault+0x1a5/0x670 [ 883.272013] __get_user_pages+0x599/0x1650 [ 883.276281] ? follow_page_mask+0x1a60/0x1a60 [ 883.280806] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 883.285588] ? retint_kernel+0x2d/0x2d [ 883.289499] populate_vma_page_range+0x1fd/0x290 [ 883.294305] __mm_populate+0x1e8/0x350 [ 883.298229] ? populate_vma_page_range+0x290/0x290 [ 883.303193] ? __x64_sys_mlockall+0x2ca/0x500 [ 883.307724] __x64_sys_mlockall+0x340/0x500 [ 883.312080] do_syscall_64+0xf9/0x620 [ 883.315918] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 883.321144] RIP: 0033:0x45c479 [ 883.324364] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 883.343377] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 883.351113] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 883.358515] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 883.365814] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 883.373120] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 883.380406] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 883.388933] Task in /syz0 killed as a result of limit of /syz0 [ 883.395839] memory: usage 307200kB, limit 307200kB, failcnt 4501 [ 883.402293] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 883.409235] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 883.415774] Memory cgroup stats for /syz0: cache:0KB rss:298128KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:8KB active_file:0KB unevictable:217196KB [ 883.437961] Memory cgroup out of memory: Kill process 10588 (syz-executor.0) score 1116 or sacrifice child [ 883.448276] Killed process 10594 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 883.500934] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 883.512456] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 883.518075] CPU: 1 PID: 10583 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 883.526096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 883.535599] Call Trace: [ 883.538220] dump_stack+0x188/0x20d [ 883.541883] dump_header+0x159/0xa5e [ 883.545621] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 883.550742] ? ___ratelimit+0x59/0x573 [ 883.554656] oom_kill_process.cold+0x10/0x6dc [ 883.559179] ? out_of_memory+0x13d/0x1250 [ 883.563381] out_of_memory+0x349/0x1250 [ 883.567560] ? oom_killer_disable+0x270/0x270 [ 883.572103] mem_cgroup_out_of_memory+0x1c7/0x240 [ 883.577015] ? memcg_event_wake+0x210/0x210 [ 883.581516] ? do_raw_spin_unlock+0x171/0x260 [ 883.586046] try_charge+0xe22/0x1300 [ 883.589792] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 883.594663] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 883.599526] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 883.605619] mem_cgroup_try_charge+0x249/0x5c0 [ 883.610592] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 883.615589] wp_page_copy+0x3fe/0x1530 [ 883.619527] ? follow_pfn+0x260/0x260 [ 883.623360] do_wp_page+0x518/0xfa0 [ 883.627012] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 883.631723] __handle_mm_fault+0x21a4/0x3b60 [ 883.636165] ? copy_page_range+0x1e70/0x1e70 [ 883.640598] ? count_memcg_event_mm+0x279/0x4c0 [ 883.645318] handle_mm_fault+0x1a5/0x670 [ 883.649403] __get_user_pages+0x599/0x1650 [ 883.653674] ? follow_page_mask+0x1a60/0x1a60 [ 883.658214] ? populate_vma_page_range+0x33/0x290 [ 883.663088] populate_vma_page_range+0x1fd/0x290 [ 883.667883] __mm_populate+0x1e8/0x350 [ 883.671807] ? populate_vma_page_range+0x290/0x290 [ 883.676783] ? do_mlock+0x6b0/0x6b0 [ 883.680452] ? __x64_sys_mlockall+0x369/0x500 [ 883.684987] __x64_sys_mlockall+0x340/0x500 [ 883.689340] do_syscall_64+0xf9/0x620 [ 883.693170] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 883.698392] RIP: 0033:0x45c479 [ 883.701613] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 883.720658] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 883.728491] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 883.735780] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 883.743074] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 883.750536] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 883.757914] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 883.766674] Task in /syz2 killed as a result of limit of /syz2 [ 883.773210] memory: usage 303700kB, limit 307200kB, failcnt 4880 [ 883.779984] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 883.786938] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 883.793298] Memory cgroup stats for /syz2: cache:0KB rss:294304KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:85472KB active_anon:2224KB inactive_file:8KB active_file:0KB unevictable:206668KB [ 883.815994] Memory cgroup out of memory: Kill process 10581 (syz-executor.2) score 1116 or sacrifice child [ 883.826156] Killed process 10581 (syz-executor.2) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 883.841568] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 883.853435] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 883.859076] CPU: 0 PID: 10582 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 883.866980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 883.876365] Call Trace: [ 883.879015] dump_stack+0x188/0x20d [ 883.882685] dump_header+0x159/0xa5e [ 883.886433] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 883.891661] ? ___ratelimit+0x59/0x573 [ 883.895574] oom_kill_process.cold+0x10/0x6dc [ 883.900099] ? task_will_free_mem+0x134/0x6d0 [ 883.904632] out_of_memory+0x349/0x1250 [ 883.908651] ? oom_killer_disable+0x270/0x270 [ 883.913189] mem_cgroup_out_of_memory+0x1c7/0x240 [ 883.918070] ? memcg_event_wake+0x210/0x210 [ 883.922439] ? do_raw_spin_unlock+0x171/0x260 [ 883.927112] try_charge+0xe22/0x1300 [ 883.930875] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 883.935756] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 883.940638] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 883.946730] mem_cgroup_try_charge+0x249/0x5c0 [ 883.951347] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 883.956325] wp_page_copy+0x3fe/0x1530 [ 883.960252] ? follow_pfn+0x260/0x260 [ 883.964088] ? __raw_callee_save___pv_queued_spin_unlock+0xc/0x12 [ 883.970365] do_wp_page+0x518/0xfa0 [ 883.974035] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 883.978741] __handle_mm_fault+0x21a4/0x3b60 [ 883.983181] ? copy_page_range+0x1e70/0x1e70 [ 883.987649] ? count_memcg_event_mm+0x279/0x4c0 [ 883.992383] handle_mm_fault+0x1a5/0x670 [ 883.996493] __get_user_pages+0x599/0x1650 [ 884.000761] ? follow_page_mask+0x1a60/0x1a60 [ 884.005285] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 884.010071] ? retint_kernel+0x2d/0x2d [ 884.013996] populate_vma_page_range+0x1fd/0x290 [ 884.018802] __mm_populate+0x1e8/0x350 [ 884.022722] ? populate_vma_page_range+0x290/0x290 [ 884.027674] ? do_mlock+0x6b0/0x6b0 [ 884.031336] __x64_sys_mlockall+0x340/0x500 [ 884.035740] do_syscall_64+0xf9/0x620 [ 884.039589] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 884.044804] RIP: 0033:0x45c479 [ 884.048017] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 884.066937] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 884.074693] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 884.081987] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 884.092596] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 884.100108] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 884.107521] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 884.116648] Task in /syz5 killed as a result of limit of /syz5 [ 884.122976] memory: usage 307200kB, limit 307200kB, failcnt 6854 [ 884.129267] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 884.136338] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 884.142792] Memory cgroup stats for /syz5: cache:0KB rss:298328KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:250156KB [ 884.165243] Memory cgroup out of memory: Kill process 10580 (syz-executor.5) score 1116 or sacrifice child [ 884.175944] Killed process 10590 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 884.190750] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 884.202545] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 884.208209] CPU: 0 PID: 10586 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 884.216120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 884.225672] Call Trace: [ 884.228912] dump_stack+0x188/0x20d [ 884.232575] dump_header+0x159/0xa5e [ 884.236335] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 884.241475] ? ___ratelimit+0x59/0x573 [ 884.245416] oom_kill_process.cold+0x10/0x6dc [ 884.250147] ? out_of_memory+0x428/0x1250 [ 884.254462] ? out_of_memory+0x435/0x1250 [ 884.258659] out_of_memory+0x349/0x1250 [ 884.262687] ? oom_killer_disable+0x270/0x270 [ 884.267262] mem_cgroup_out_of_memory+0x1c7/0x240 [ 884.272152] ? memcg_event_wake+0x210/0x210 [ 884.276528] ? do_raw_spin_unlock+0x171/0x260 [ 884.281055] try_charge+0xe22/0x1300 [ 884.284813] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 884.289699] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 884.294590] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 884.300700] mem_cgroup_try_charge+0x249/0x5c0 [ 884.305331] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 884.310307] wp_page_copy+0x3fe/0x1530 [ 884.314219] ? follow_pfn+0x260/0x260 [ 884.318036] ? __lock_acquire+0x6ee/0x49c0 [ 884.322309] do_wp_page+0x518/0xfa0 [ 884.325980] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 884.330706] __handle_mm_fault+0x21a4/0x3b60 [ 884.335175] ? copy_page_range+0x1e70/0x1e70 [ 884.339639] ? count_memcg_event_mm+0x279/0x4c0 [ 884.344402] handle_mm_fault+0x1a5/0x670 [ 884.348520] __get_user_pages+0x599/0x1650 [ 884.352809] ? follow_page_mask+0x1a60/0x1a60 [ 884.357470] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 884.362254] ? retint_kernel+0x2d/0x2d [ 884.366178] populate_vma_page_range+0x1fd/0x290 [ 884.370966] __mm_populate+0x1e8/0x350 [ 884.374879] ? populate_vma_page_range+0x290/0x290 [ 884.379814] ? do_mlock+0x6b0/0x6b0 [ 884.383459] __x64_sys_mlockall+0x340/0x500 [ 884.387802] do_syscall_64+0xf9/0x620 [ 884.391752] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 884.396985] RIP: 0033:0x45c479 [ 884.400465] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 884.419523] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 884.427285] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 884.434712] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 884.441995] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 884.449295] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 884.456576] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 884.465804] Task in /syz4 killed as a result of limit of /syz4 [ 884.471990] memory: usage 307200kB, limit 307200kB, failcnt 3321 [ 884.478169] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 884.485005] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 2020/03/03 17:54:02 executed programs: 497 [ 884.491217] Memory cgroup stats for /syz4: cache:0KB rss:298400KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:0KB active_file:0KB unevictable:217136KB [ 884.512667] Memory cgroup out of memory: Kill process 10585 (syz-executor.4) score 1116 or sacrifice child [ 884.522606] Killed process 10592 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 884.538735] oom_reaper: reaped process 10581 (syz-executor.2), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 884.804162] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 884.816045] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 884.821786] CPU: 1 PID: 10598 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 884.829690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 884.839062] Call Trace: [ 884.841688] dump_stack+0x188/0x20d [ 884.845340] dump_header+0x159/0xa5e [ 884.849110] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 884.854251] ? ___ratelimit+0x59/0x573 [ 884.858180] oom_kill_process.cold+0x10/0x6dc [ 884.862712] ? out_of_memory+0x216/0x1250 [ 884.866890] ? oom_badness+0x670/0x670 [ 884.870799] out_of_memory+0x349/0x1250 [ 884.874812] ? oom_killer_disable+0x270/0x270 [ 884.879351] mem_cgroup_out_of_memory+0x1c7/0x240 [ 884.884241] ? memcg_event_wake+0x210/0x210 [ 884.888606] ? do_raw_spin_unlock+0x171/0x260 [ 884.893127] try_charge+0xe22/0x1300 [ 884.896877] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 884.901757] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 884.906636] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 884.912732] ? lock_downgrade+0x740/0x740 [ 884.916920] mem_cgroup_try_charge+0x249/0x5c0 [ 884.922065] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 884.927037] do_huge_pmd_wp_page+0x921/0x32f0 [ 884.931573] ? __split_huge_pmd+0x29c0/0x29c0 [ 884.936100] ? pmd_val+0x7c/0xf0 [ 884.939489] ? add_mm_counter_fast.part.0+0x40/0x40 [ 884.944548] __handle_mm_fault+0x1561/0x3b60 [ 884.948989] ? copy_page_range+0x1e70/0x1e70 [ 884.953429] ? count_memcg_event_mm+0x279/0x4c0 [ 884.958143] handle_mm_fault+0x1a5/0x670 [ 884.962238] __get_user_pages+0x599/0x1650 [ 884.966508] ? follow_page_mask+0x1a60/0x1a60 [ 884.971024] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 884.975813] ? retint_kernel+0x2d/0x2d [ 884.979742] populate_vma_page_range+0x1fd/0x290 [ 884.984533] __mm_populate+0x1e8/0x350 [ 884.988455] ? populate_vma_page_range+0x290/0x290 [ 884.993500] ? __x64_sys_mlockall+0x2ca/0x500 [ 884.998026] __x64_sys_mlockall+0x340/0x500 [ 885.002381] do_syscall_64+0xf9/0x620 [ 885.006213] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 885.011431] RIP: 0033:0x45c479 [ 885.014671] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 885.033614] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 885.041352] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 885.048649] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 885.055934] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 885.063223] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 885.070517] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 885.079031] Task in /syz3 killed as a result of limit of /syz3 [ 885.085351] memory: usage 307200kB, limit 307200kB, failcnt 4474 [ 885.091787] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 885.098682] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 885.105181] Memory cgroup stats for /syz3: cache:0KB rss:297804KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:64428KB active_anon:80KB inactive_file:4KB active_file:4KB unevictable:233292KB [ 885.127056] Memory cgroup out of memory: Kill process 10597 (syz-executor.3) score 1116 or sacrifice child [ 885.137443] Killed process 10599 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 885.151793] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 885.163544] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 885.169197] CPU: 0 PID: 10601 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 885.177112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 885.186501] Call Trace: [ 885.189146] dump_stack+0x188/0x20d [ 885.192825] dump_header+0x159/0xa5e [ 885.196588] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 885.201729] ? ___ratelimit+0x59/0x573 [ 885.205641] oom_kill_process.cold+0x10/0x6dc [ 885.210172] out_of_memory+0x349/0x1250 [ 885.214292] ? oom_killer_disable+0x270/0x270 [ 885.218824] mem_cgroup_out_of_memory+0x1c7/0x240 [ 885.223704] ? memcg_event_wake+0x210/0x210 [ 885.228054] ? do_raw_spin_unlock+0x171/0x260 [ 885.232576] try_charge+0xe22/0x1300 [ 885.236319] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 885.241193] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 885.246069] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 885.252166] mem_cgroup_try_charge+0x249/0x5c0 [ 885.256787] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 885.261890] do_huge_pmd_wp_page+0x921/0x32f0 [ 885.266432] ? retint_kernel+0x2d/0x2d [ 885.270348] ? __split_huge_pmd+0x29c0/0x29c0 [ 885.274867] ? __handle_mm_fault+0xb8e/0x3b60 [ 885.279389] ? do_huge_pmd_wp_page+0xd/0x32f0 [ 885.283916] __handle_mm_fault+0x1561/0x3b60 [ 885.288354] ? copy_page_range+0x1e70/0x1e70 [ 885.292797] ? count_memcg_event_mm+0x279/0x4c0 [ 885.297508] handle_mm_fault+0x1a5/0x670 [ 885.301602] __get_user_pages+0x599/0x1650 [ 885.305868] ? follow_page_mask+0x1a60/0x1a60 [ 885.310387] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 885.315193] ? retint_kernel+0x2d/0x2d [ 885.319145] populate_vma_page_range+0x1fd/0x290 [ 885.323949] __mm_populate+0x1e8/0x350 [ 885.327865] ? populate_vma_page_range+0x290/0x290 [ 885.332818] ? do_mlock+0x6b0/0x6b0 [ 885.336496] __x64_sys_mlockall+0x340/0x500 [ 885.340961] do_syscall_64+0xf9/0x620 [ 885.344789] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 885.349993] RIP: 0033:0x45c479 [ 885.353205] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 885.372128] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 885.379858] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 885.387155] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 885.394452] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 885.401743] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 885.409054] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 885.417641] Task in /syz1 killed as a result of limit of /syz1 [ 885.424498] memory: usage 307200kB, limit 307200kB, failcnt 9425 [ 885.430937] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 885.437863] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 885.444799] Memory cgroup stats for /syz1: cache:0KB rss:295900KB rss_huge:241664KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:119888KB active_anon:148KB inactive_file:12KB active_file:8KB unevictable:175948KB [ 885.466952] Memory cgroup out of memory: Kill process 10600 (syz-executor.1) score 1116 or sacrifice child [ 885.477545] Killed process 10602 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 885.494791] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 885.506275] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 885.512394] CPU: 0 PID: 10598 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 885.520304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 885.529689] Call Trace: [ 885.532324] dump_stack+0x188/0x20d [ 885.536010] dump_header+0x159/0xa5e [ 885.539763] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 885.544904] ? ___ratelimit+0x59/0x573 [ 885.548844] oom_kill_process.cold+0x10/0x6dc [ 885.553375] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 885.558855] ? task_will_free_mem+0x134/0x6d0 [ 885.563404] out_of_memory+0x349/0x1250 [ 885.567553] ? oom_killer_disable+0x270/0x270 [ 885.572116] mem_cgroup_out_of_memory+0x1c7/0x240 [ 885.576999] ? memcg_event_wake+0x210/0x210 [ 885.581400] ? mem_cgroup_out_of_memory+0xa/0x240 [ 885.586288] try_charge+0xe22/0x1300 [ 885.590213] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 885.595164] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 885.600123] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 885.606243] ? lock_downgrade+0x740/0x740 [ 885.610442] mem_cgroup_try_charge+0x249/0x5c0 [ 885.615174] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 885.620149] do_huge_pmd_wp_page+0x921/0x32f0 [ 885.624836] ? __split_huge_pmd+0x29c0/0x29c0 [ 885.629383] ? pmd_val+0x7c/0xf0 [ 885.632796] ? add_mm_counter_fast.part.0+0x40/0x40 [ 885.637988] __handle_mm_fault+0x1561/0x3b60 [ 885.642451] ? copy_page_range+0x1e70/0x1e70 [ 885.646913] ? count_memcg_event_mm+0x279/0x4c0 [ 885.651703] handle_mm_fault+0x1a5/0x670 [ 885.655859] __get_user_pages+0x599/0x1650 [ 885.660147] ? follow_page_mask+0x1a60/0x1a60 [ 885.664691] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 885.669503] ? retint_kernel+0x2d/0x2d [ 885.673462] populate_vma_page_range+0x1fd/0x290 [ 885.678264] __mm_populate+0x1e8/0x350 [ 885.682428] ? populate_vma_page_range+0x290/0x290 [ 885.687438] ? __x64_sys_mlockall+0x2ca/0x500 [ 885.692006] __x64_sys_mlockall+0x340/0x500 [ 885.696449] do_syscall_64+0xf9/0x620 [ 885.700403] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 885.705631] RIP: 0033:0x45c479 [ 885.708848] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 885.727903] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 885.735633] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 885.742930] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 885.750210] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 885.757497] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 885.764796] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 885.775494] Task in /syz3 killed as a result of limit of /syz3 [ 885.781637] memory: usage 301372kB, limit 307200kB, failcnt 4480 [ 885.787835] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 885.794779] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 885.801251] Memory cgroup stats for /syz3: cache:0KB rss:292096KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:62812KB active_anon:76KB inactive_file:4KB active_file:4KB unevictable:229196KB [ 885.822589] Memory cgroup out of memory: Kill process 10597 (syz-executor.3) score 1116 or sacrifice child [ 885.833108] Killed process 10597 (syz-executor.3) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 885.849707] oom_reaper: reaped process 10597 (syz-executor.3), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 885.975370] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 885.987030] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 885.992985] CPU: 1 PID: 10604 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 886.000899] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 886.010282] Call Trace: [ 886.012916] dump_stack+0x188/0x20d [ 886.016576] dump_header+0x159/0xa5e [ 886.020332] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 886.025488] ? ___ratelimit+0x59/0x573 [ 886.029414] oom_kill_process.cold+0x10/0x6dc [ 886.033959] ? task_will_free_mem+0x134/0x6d0 [ 886.038526] out_of_memory+0x349/0x1250 [ 886.042550] ? oom_killer_disable+0x270/0x270 [ 886.047092] mem_cgroup_out_of_memory+0x1c7/0x240 [ 886.051968] ? memcg_event_wake+0x210/0x210 [ 886.056330] ? do_raw_spin_unlock+0x171/0x260 [ 886.060869] try_charge+0xe22/0x1300 [ 886.064613] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 886.069481] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 886.074346] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 886.080426] ? retint_kernel+0x2d/0x2d [ 886.084343] ? __lock_acquire+0x6ee/0x49c0 [ 886.088606] mem_cgroup_try_charge+0x249/0x5c0 [ 886.093220] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 886.098205] wp_page_copy+0x3fe/0x1530 [ 886.102148] ? follow_pfn+0x260/0x260 [ 886.105993] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 886.110808] do_wp_page+0x518/0xfa0 [ 886.114473] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 886.119198] ? lc_stop+0x10/0x10 [ 886.122610] __handle_mm_fault+0x21a4/0x3b60 [ 886.127065] ? copy_page_range+0x1e70/0x1e70 [ 886.131507] ? count_memcg_event_mm+0x279/0x4c0 [ 886.136249] handle_mm_fault+0x1a5/0x670 [ 886.140353] __get_user_pages+0x599/0x1650 [ 886.144633] ? follow_page_mask+0x1a60/0x1a60 [ 886.149173] populate_vma_page_range+0x1fd/0x290 [ 886.153972] __mm_populate+0x1e8/0x350 [ 886.157883] ? populate_vma_page_range+0x290/0x290 [ 886.162832] ? do_mlock+0x6b0/0x6b0 [ 886.166662] __x64_sys_mlockall+0x340/0x500 [ 886.171048] do_syscall_64+0xf9/0x620 [ 886.174899] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 886.180124] RIP: 0033:0x45c479 [ 886.183338] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 886.205069] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 886.212849] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 886.220155] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 886.227566] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 886.234974] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 886.242274] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 886.251259] Task in /syz2 killed as a result of limit of /syz2 [ 886.257742] memory: usage 307200kB, limit 307200kB, failcnt 4919 [ 886.264658] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 886.271680] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 886.277943] Memory cgroup stats for /syz2: cache:0KB rss:297776KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:86840KB active_anon:2224KB inactive_file:4KB active_file:4KB unevictable:208716KB [ 886.300257] Memory cgroup out of memory: Kill process 10603 (syz-executor.2) score 1116 or sacrifice child [ 886.310602] Killed process 10605 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 886.324381] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 886.336154] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 886.342102] CPU: 0 PID: 10609 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 886.350797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 886.360189] Call Trace: [ 886.362809] dump_stack+0x188/0x20d [ 886.366603] dump_header+0x159/0xa5e [ 886.370374] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 886.375531] ? ___ratelimit+0x59/0x573 [ 886.379473] oom_kill_process.cold+0x10/0x6dc [ 886.384100] ? out_of_memory+0x428/0x1250 [ 886.388309] ? out_of_memory+0x19f/0x1250 [ 886.392527] out_of_memory+0x349/0x1250 [ 886.396544] ? oom_killer_disable+0x270/0x270 [ 886.401100] mem_cgroup_out_of_memory+0x1c7/0x240 [ 886.406234] ? memcg_event_wake+0x210/0x210 [ 886.410611] ? do_raw_spin_unlock+0x171/0x260 [ 886.415164] try_charge+0xe22/0x1300 [ 886.418925] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 886.423811] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 886.428704] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 886.434807] mem_cgroup_try_charge+0x249/0x5c0 [ 886.439455] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 886.444456] wp_page_copy+0x3fe/0x1530 [ 886.448394] ? follow_pfn+0x260/0x260 [ 886.452237] ? unlock_page+0x16/0x280 [ 886.456089] ? unlock_page+0x2b/0x280 [ 886.459945] do_wp_page+0x518/0xfa0 [ 886.463623] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 886.468476] __handle_mm_fault+0x21a4/0x3b60 [ 886.472940] ? copy_page_range+0x1e70/0x1e70 [ 886.477389] ? count_memcg_event_mm+0x279/0x4c0 [ 886.482241] handle_mm_fault+0x1a5/0x670 [ 886.486377] __get_user_pages+0x599/0x1650 [ 886.490677] ? follow_page_mask+0x1a60/0x1a60 [ 886.495346] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 886.500144] ? retint_kernel+0x2d/0x2d [ 886.504088] populate_vma_page_range+0x1fd/0x290 [ 886.508897] __mm_populate+0x1e8/0x350 [ 886.512831] ? populate_vma_page_range+0x290/0x290 [ 886.517797] ? do_mlock+0x6b0/0x6b0 [ 886.521474] __x64_sys_mlockall+0x340/0x500 [ 886.525827] do_syscall_64+0xf9/0x620 [ 886.529662] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 886.534889] RIP: 0033:0x45c479 [ 886.538108] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 886.557329] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 886.565206] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 886.572517] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 886.580256] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 886.587554] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 886.594861] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 886.634993] Task in /syz0 killed as a result of limit of /syz0 [ 886.641350] memory: usage 307200kB, limit 307200kB, failcnt 4522 [ 886.647690] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 886.654702] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 886.660994] Memory cgroup stats for /syz0: cache:0KB rss:298200KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:217156KB [ 886.682812] Memory cgroup out of memory: Kill process 10608 (syz-executor.0) score 1116 or sacrifice child [ 886.693377] Killed process 10611 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 886.733992] Memory cgroup out of memory: Kill process 10612 (syz-executor.3) score 1116 or sacrifice child [ 886.744476] Killed process 10617 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 886.791066] Memory cgroup out of memory: Kill process 10603 (syz-executor.2) score 1116 or sacrifice child [ 886.802457] Killed process 10603 (syz-executor.2) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 887.302012] Memory cgroup out of memory: Kill process 10619 (syz-executor.4) score 1116 or sacrifice child [ 887.313085] Killed process 10627 (syz-executor.4) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 887.525009] Memory cgroup out of memory: Kill process 10626 (syz-executor.5) score 1116 or sacrifice child [ 887.537094] Killed process 10629 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 887.915781] oom_kill_process: 4 callbacks suppressed [ 887.915838] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 887.933391] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 887.938994] CPU: 1 PID: 10631 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 887.946909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 887.956298] Call Trace: [ 887.958924] dump_stack+0x188/0x20d [ 887.962584] dump_header+0x159/0xa5e [ 887.966333] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 887.971469] ? ___ratelimit+0x59/0x573 [ 887.975415] oom_kill_process.cold+0x10/0x6dc [ 887.979977] ? task_will_free_mem+0x134/0x6d0 [ 887.984648] out_of_memory+0x349/0x1250 [ 887.988669] ? oom_killer_disable+0x270/0x270 [ 887.993199] mem_cgroup_out_of_memory+0x1c7/0x240 [ 887.998065] ? memcg_event_wake+0x210/0x210 [ 888.002462] ? do_raw_spin_unlock+0x171/0x260 [ 888.007007] try_charge+0xe22/0x1300 [ 888.010782] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 888.015668] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 888.020596] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 888.026695] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 888.031506] mem_cgroup_try_charge+0x249/0x5c0 [ 888.036132] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 888.041117] wp_page_copy+0x3fe/0x1530 [ 888.045041] ? follow_pfn+0x260/0x260 [ 888.048866] do_wp_page+0x518/0xfa0 [ 888.052535] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 888.057248] __handle_mm_fault+0x21a4/0x3b60 [ 888.061688] ? copy_page_range+0x1e70/0x1e70 [ 888.066280] ? count_memcg_event_mm+0x279/0x4c0 [ 888.070992] handle_mm_fault+0x1a5/0x670 [ 888.075097] __get_user_pages+0x599/0x1650 [ 888.079385] ? follow_page_mask+0x1a60/0x1a60 [ 888.083926] ? populate_vma_page_range+0x8d/0x290 [ 888.088934] populate_vma_page_range+0x1fd/0x290 [ 888.093856] __mm_populate+0x1e8/0x350 [ 888.097790] ? populate_vma_page_range+0x290/0x290 [ 888.102744] ? do_mlock+0x6b0/0x6b0 [ 888.106404] __x64_sys_mlockall+0x340/0x500 [ 888.111017] do_syscall_64+0xf9/0x620 [ 888.114867] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 888.120097] RIP: 0033:0x45c479 [ 888.123326] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 888.142503] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 888.150341] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 888.157720] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 888.165268] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 888.172578] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 888.179868] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 888.188651] Task in /syz0 killed as a result of limit of /syz0 [ 888.195007] memory: usage 307200kB, limit 307200kB, failcnt 4555 [ 888.201331] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 888.208193] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 888.214631] Memory cgroup stats for /syz0: cache:0KB rss:298168KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:217160KB [ 888.236818] Memory cgroup out of memory: Kill process 10630 (syz-executor.0) score 1116 or sacrifice child [ 888.247381] Killed process 10632 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 888.261231] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 888.273072] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 888.278835] CPU: 0 PID: 10636 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 888.286886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 888.296392] Call Trace: [ 888.299044] dump_stack+0x188/0x20d [ 888.302696] dump_header+0x159/0xa5e [ 888.306599] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 888.311746] ? ___ratelimit+0x59/0x573 [ 888.315680] oom_kill_process.cold+0x10/0x6dc [ 888.320223] ? task_will_free_mem+0x134/0x6d0 [ 888.324751] out_of_memory+0x349/0x1250 [ 888.328737] ? oom_killer_disable+0x270/0x270 [ 888.333436] mem_cgroup_out_of_memory+0x1c7/0x240 [ 888.338312] ? memcg_event_wake+0x210/0x210 [ 888.342737] ? do_raw_spin_unlock+0x171/0x260 [ 888.347364] try_charge+0xe22/0x1300 [ 888.351230] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 888.356155] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 888.361027] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 888.367133] ? retint_kernel+0x2d/0x2d [ 888.371060] ? __lock_acquire+0x6ee/0x49c0 [ 888.375310] mem_cgroup_try_charge+0x249/0x5c0 [ 888.379928] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 888.384884] wp_page_copy+0x3fe/0x1530 [ 888.388822] ? follow_pfn+0x260/0x260 [ 888.392682] ? __lock_acquire+0x6ee/0x49c0 [ 888.396940] do_wp_page+0x518/0xfa0 [ 888.400600] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 888.405322] __handle_mm_fault+0x21a4/0x3b60 [ 888.409782] ? copy_page_range+0x1e70/0x1e70 [ 888.414222] ? count_memcg_event_mm+0x279/0x4c0 [ 888.418976] handle_mm_fault+0x1a5/0x670 [ 888.423069] __get_user_pages+0x599/0x1650 [ 888.427353] ? follow_page_mask+0x1a60/0x1a60 [ 888.431918] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 888.436747] ? retint_kernel+0x2d/0x2d [ 888.440656] populate_vma_page_range+0x1fd/0x290 [ 888.445431] __mm_populate+0x1e8/0x350 [ 888.449533] ? populate_vma_page_range+0x290/0x290 [ 888.454561] ? do_mlock+0x6b0/0x6b0 [ 888.458218] __x64_sys_mlockall+0x340/0x500 [ 888.462760] do_syscall_64+0xf9/0x620 [ 888.466599] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 888.471798] RIP: 0033:0x45c479 [ 888.475014] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 888.494068] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 888.501816] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 888.509114] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 888.516411] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 888.523952] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 888.531243] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 888.539676] Task in /syz2 killed as a result of limit of /syz2 [ 888.545938] memory: usage 307196kB, limit 307200kB, failcnt 4949 [ 888.552299] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 888.559311] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 888.565808] Memory cgroup stats for /syz2: cache:0KB rss:297764KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:86828KB active_anon:2228KB inactive_file:4KB active_file:4KB unevictable:208716KB [ 888.587708] Memory cgroup out of memory: Kill process 10635 (syz-executor.2) score 1116 or sacrifice child [ 888.598155] Killed process 10637 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 888.921861] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 888.933209] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 888.938755] CPU: 1 PID: 10648 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 888.946681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 888.956065] Call Trace: [ 888.958689] dump_stack+0x188/0x20d [ 888.962343] dump_header+0x159/0xa5e [ 888.966082] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 888.971204] ? ___ratelimit+0x59/0x573 [ 888.975130] oom_kill_process.cold+0x10/0x6dc [ 888.979662] ? task_will_free_mem+0x134/0x6d0 [ 888.984343] out_of_memory+0x349/0x1250 [ 888.988359] ? oom_killer_disable+0x270/0x270 [ 888.993017] mem_cgroup_out_of_memory+0x1c7/0x240 [ 888.997906] ? memcg_event_wake+0x210/0x210 [ 889.002264] ? do_raw_spin_unlock+0x171/0x260 [ 889.006809] try_charge+0xe22/0x1300 [ 889.010559] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 889.015446] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 889.020331] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 889.026450] ? mark_held_locks+0xf0/0xf0 [ 889.030700] mem_cgroup_try_charge+0x249/0x5c0 [ 889.035331] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 889.040333] __handle_mm_fault+0x1cfb/0x3b60 [ 889.044778] ? copy_page_range+0x1e70/0x1e70 [ 889.049196] ? count_memcg_event_mm+0x279/0x4c0 [ 889.053939] handle_mm_fault+0x1a5/0x670 [ 889.058047] __get_user_pages+0x599/0x1650 [ 889.062317] ? follow_page_mask+0x1a60/0x1a60 [ 889.066976] ? lock_acquire+0x170/0x400 [ 889.070976] populate_vma_page_range+0x1fd/0x290 [ 889.075779] __mm_populate+0x1e8/0x350 [ 889.079700] ? populate_vma_page_range+0x290/0x290 [ 889.084666] ? do_mlock+0x6b0/0x6b0 [ 889.088374] __x64_sys_mlockall+0x340/0x500 [ 889.092742] do_syscall_64+0xf9/0x620 [ 889.096611] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 889.101849] RIP: 0033:0x45c479 [ 889.105072] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 889.124193] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 889.131954] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 889.139256] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 889.146556] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 889.153867] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 889.161155] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 889.168871] Task in /syz1 killed as a result of limit of /syz1 [ 889.174990] memory: usage 307200kB, limit 307200kB, failcnt 9460 [ 889.181218] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 889.188006] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 889.194221] Memory cgroup stats for /syz1: cache:0KB rss:297608KB rss_huge:243712KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:134592KB active_anon:172KB inactive_file:12KB active_file:8KB unevictable:162844KB [ 889.216029] Memory cgroup out of memory: Kill process 10625 (syz-executor.1) score 1049 or sacrifice child [ 889.226052] Killed process 10625 (syz-executor.1) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 889.238071] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 889.249763] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 889.255369] CPU: 0 PID: 10640 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 889.263278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 889.272649] Call Trace: [ 889.275290] dump_stack+0x188/0x20d [ 889.278946] dump_header+0x159/0xa5e [ 889.282673] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 889.287932] ? ___ratelimit+0x59/0x573 [ 889.291840] oom_kill_process.cold+0x10/0x6dc [ 889.296355] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 889.301122] ? task_will_free_mem+0x134/0x6d0 [ 889.305654] out_of_memory+0x349/0x1250 [ 889.309681] ? oom_killer_disable+0x270/0x270 [ 889.314204] mem_cgroup_out_of_memory+0x1c7/0x240 [ 889.319080] ? memcg_event_wake+0x210/0x210 [ 889.323465] ? do_raw_spin_unlock+0x171/0x260 [ 889.327983] try_charge+0xe22/0x1300 [ 889.331866] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 889.336750] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 889.341639] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 889.347736] mem_cgroup_try_charge+0x249/0x5c0 [ 889.352345] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 889.357309] wp_page_copy+0x3fe/0x1530 [ 889.361245] ? follow_pfn+0x260/0x260 [ 889.365079] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 889.369871] do_wp_page+0x518/0xfa0 [ 889.373525] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 889.378214] ? __handle_mm_fault+0x1789/0x3b60 [ 889.382841] ? __handle_mm_fault+0x219a/0x3b60 [ 889.387452] __handle_mm_fault+0x21a4/0x3b60 [ 889.391897] ? copy_page_range+0x1e70/0x1e70 [ 889.396349] ? count_memcg_event_mm+0x279/0x4c0 [ 889.401051] handle_mm_fault+0x1a5/0x670 [ 889.405179] __get_user_pages+0x599/0x1650 [ 889.409444] ? follow_page_mask+0x1a60/0x1a60 [ 889.414103] populate_vma_page_range+0x1fd/0x290 [ 889.418958] __mm_populate+0x1e8/0x350 [ 889.422866] ? populate_vma_page_range+0x290/0x290 [ 889.427836] ? do_mlock+0x6b0/0x6b0 [ 889.431501] __x64_sys_mlockall+0x340/0x500 [ 889.435851] do_syscall_64+0xf9/0x620 [ 889.439687] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 889.444900] RIP: 0033:0x45c479 [ 889.448110] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 889.467375] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 889.475244] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 889.482681] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 889.489995] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 889.497420] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 889.504739] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 889.513280] Task in /syz5 killed as a result of limit of /syz5 [ 889.519705] memory: usage 307200kB, limit 307200kB, failcnt 6895 [ 889.525990] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 889.533142] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 889.539488] Memory cgroup stats for /syz5: cache:0KB rss:298448KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:46160KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:250172KB [ 889.561641] Memory cgroup out of memory: Kill process 10639 (syz-executor.5) score 1116 or sacrifice child [ 889.572251] Killed process 10644 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 889.591221] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 889.602601] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 889.608796] CPU: 0 PID: 10648 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 889.616698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 889.626087] Call Trace: [ 889.628917] dump_stack+0x188/0x20d [ 889.632572] dump_header+0x159/0xa5e [ 889.636477] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 889.641657] ? ___ratelimit+0x59/0x573 [ 889.645582] oom_kill_process.cold+0x10/0x6dc [ 889.650121] ? task_will_free_mem+0x134/0x6d0 [ 889.654667] out_of_memory+0x349/0x1250 [ 889.658674] ? oom_killer_disable+0x270/0x270 [ 889.663250] mem_cgroup_out_of_memory+0x1c7/0x240 [ 889.668197] ? memcg_event_wake+0x210/0x210 [ 889.672554] ? do_raw_spin_unlock+0x171/0x260 [ 889.677203] try_charge+0xe22/0x1300 [ 889.681122] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 889.686152] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 889.691169] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 889.694892] oom_reaper: reaped process 10625 (syz-executor.1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 889.697256] ? mark_held_locks+0xf0/0xf0 [ 889.697280] mem_cgroup_try_charge+0x249/0x5c0 [ 889.715977] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 889.720926] __handle_mm_fault+0x1cfb/0x3b60 [ 889.725394] ? copy_page_range+0x1e70/0x1e70 [ 889.729843] ? count_memcg_event_mm+0x279/0x4c0 [ 889.734540] handle_mm_fault+0x1a5/0x670 [ 889.738641] __get_user_pages+0x599/0x1650 [ 889.742926] ? follow_page_mask+0x1a60/0x1a60 [ 889.747445] ? lock_acquire+0x170/0x400 [ 889.751465] populate_vma_page_range+0x1fd/0x290 [ 889.756254] __mm_populate+0x1e8/0x350 [ 889.760176] ? populate_vma_page_range+0x290/0x290 [ 889.765152] ? do_mlock+0x6b0/0x6b0 [ 889.768801] __x64_sys_mlockall+0x340/0x500 [ 889.773172] do_syscall_64+0xf9/0x620 [ 889.777018] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 889.782221] RIP: 0033:0x45c479 [ 889.785555] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 889.804491] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 889.812234] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 889.819520] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 889.826829] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 889.834227] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 889.841526] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 889.850548] Task in /syz1 killed as a result of limit of /syz1 [ 889.856632] memory: usage 288788kB, limit 307200kB, failcnt 9466 [ 889.862981] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 889.869868] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 889.876039] Memory cgroup stats for /syz1: cache:0KB rss:279216KB rss_huge:227328KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:116220KB active_anon:164KB inactive_file:8KB active_file:12KB unevictable:162844KB [ 889.897836] Memory cgroup out of memory: Kill process 8622 (syz-executor.1) score 1049 or sacrifice child [ 889.907739] Killed process 8622 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB 2020/03/03 17:54:08 executed programs: 511 [ 890.100792] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 890.112519] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 890.118295] CPU: 1 PID: 10642 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 890.126203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 890.135598] Call Trace: [ 890.138230] dump_stack+0x188/0x20d [ 890.141907] dump_header+0x159/0xa5e [ 890.145679] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 890.150821] ? ___ratelimit+0x59/0x573 [ 890.154740] oom_kill_process.cold+0x10/0x6dc [ 890.159305] out_of_memory+0x349/0x1250 [ 890.163322] ? mark_held_locks+0xa6/0xf0 [ 890.167407] ? oom_killer_disable+0x270/0x270 [ 890.172074] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 890.176689] mem_cgroup_out_of_memory+0x1c7/0x240 [ 890.181841] ? memcg_event_wake+0x210/0x210 [ 890.186243] try_charge+0xe22/0x1300 [ 890.190011] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 890.195028] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 890.200021] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 890.206116] mem_cgroup_try_charge+0x249/0x5c0 [ 890.210713] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 890.215815] wp_page_copy+0x3fe/0x1530 [ 890.219718] ? follow_pfn+0x260/0x260 [ 890.223549] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 890.228331] do_wp_page+0x518/0xfa0 [ 890.231972] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 890.236671] __handle_mm_fault+0x21a4/0x3b60 [ 890.241104] ? copy_page_range+0x1e70/0x1e70 [ 890.245538] ? count_memcg_event_mm+0x279/0x4c0 [ 890.250333] handle_mm_fault+0x1a5/0x670 [ 890.254403] __get_user_pages+0x599/0x1650 [ 890.258682] ? follow_page_mask+0x1a60/0x1a60 [ 890.263231] ? populate_vma_page_range+0x33/0x290 [ 890.268106] populate_vma_page_range+0x1fd/0x290 [ 890.272902] __mm_populate+0x1e8/0x350 [ 890.276815] ? populate_vma_page_range+0x290/0x290 [ 890.281786] ? do_mlock+0x6b0/0x6b0 [ 890.285435] __x64_sys_mlockall+0x340/0x500 [ 890.289909] do_syscall_64+0xf9/0x620 [ 890.293736] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 890.298956] RIP: 0033:0x45c479 [ 890.302171] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 890.321193] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 890.329036] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 890.336330] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 890.343611] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 890.350904] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 890.358208] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 890.365966] Task in /syz3 killed as a result of limit of /syz3 [ 890.372092] memory: usage 307200kB, limit 307200kB, failcnt 4529 [ 890.378261] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 890.385195] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 890.391665] Memory cgroup stats for /syz3: cache:0KB rss:298316KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66480KB active_anon:76KB inactive_file:4KB active_file:4KB unevictable:231860KB [ 890.413041] Memory cgroup out of memory: Kill process 10641 (syz-executor.3) score 1116 or sacrifice child [ 890.422990] Killed process 10645 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 890.502654] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 890.514268] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 890.520457] CPU: 0 PID: 10650 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 890.528370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 890.537746] Call Trace: [ 890.540378] dump_stack+0x188/0x20d [ 890.544036] dump_header+0x159/0xa5e [ 890.547781] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 890.552911] ? ___ratelimit+0x59/0x573 [ 890.557023] oom_kill_process.cold+0x10/0x6dc [ 890.561565] ? out_of_memory+0x216/0x1250 [ 890.565739] ? oom_badness+0x670/0x670 [ 890.569683] out_of_memory+0x349/0x1250 [ 890.573714] ? oom_killer_disable+0x270/0x270 [ 890.578268] mem_cgroup_out_of_memory+0x1c7/0x240 [ 890.583149] ? memcg_event_wake+0x210/0x210 [ 890.587520] ? do_raw_spin_unlock+0x171/0x260 [ 890.592580] try_charge+0xe22/0x1300 [ 890.596377] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 890.601266] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 890.606136] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 890.612234] mem_cgroup_try_charge+0x249/0x5c0 [ 890.616860] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 890.621833] wp_page_copy+0x3fe/0x1530 [ 890.625758] ? retint_kernel+0x2d/0x2d [ 890.629671] ? follow_pfn+0x260/0x260 [ 890.633500] do_wp_page+0x518/0xfa0 [ 890.637149] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 890.641857] __handle_mm_fault+0x21a4/0x3b60 [ 890.646295] ? copy_page_range+0x1e70/0x1e70 [ 890.650731] ? count_memcg_event_mm+0x279/0x4c0 [ 890.655447] handle_mm_fault+0x1a5/0x670 [ 890.659545] __get_user_pages+0x599/0x1650 [ 890.663815] ? follow_page_mask+0x1a60/0x1a60 [ 890.668346] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 890.673142] ? retint_kernel+0x2d/0x2d [ 890.677071] populate_vma_page_range+0x1fd/0x290 [ 890.681863] __mm_populate+0x1e8/0x350 [ 890.685789] ? populate_vma_page_range+0x290/0x290 [ 890.690750] ? do_mlock+0x6b0/0x6b0 [ 890.694410] __x64_sys_mlockall+0x340/0x500 [ 890.698766] do_syscall_64+0xf9/0x620 [ 890.702593] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 890.707814] RIP: 0033:0x45c479 [ 890.711024] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 890.730051] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 890.737828] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 890.745131] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 890.752439] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 890.759752] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 890.767049] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 890.779660] Task in /syz4 killed as a result of limit of /syz4 [ 890.785989] memory: usage 307200kB, limit 307200kB, failcnt 3374 [ 890.792407] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 890.799313] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 890.805647] Memory cgroup stats for /syz4: cache:0KB rss:298340KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:4KB active_file:4KB unevictable:217144KB [ 890.827669] Memory cgroup out of memory: Kill process 10649 (syz-executor.4) score 1116 or sacrifice child [ 890.838097] Killed process 10654 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 890.854520] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 890.866208] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 890.871847] CPU: 0 PID: 10656 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 890.879747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 890.889122] Call Trace: [ 890.891744] dump_stack+0x188/0x20d [ 890.895404] dump_header+0x159/0xa5e [ 890.899155] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 890.904284] ? ___ratelimit+0x59/0x573 [ 890.908196] oom_kill_process.cold+0x10/0x6dc [ 890.912712] ? out_of_memory+0x428/0x1250 [ 890.916883] ? out_of_memory+0x19f/0x1250 [ 890.921054] ? mem_cgroup_get_max+0x25/0x240 [ 890.925486] out_of_memory+0x349/0x1250 [ 890.929489] ? oom_killer_disable+0x270/0x270 [ 890.934021] mem_cgroup_out_of_memory+0x1c7/0x240 [ 890.938899] ? memcg_event_wake+0x210/0x210 [ 890.943264] ? do_raw_spin_unlock+0x171/0x260 [ 890.947816] try_charge+0xe22/0x1300 [ 890.951569] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 890.956434] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 890.961347] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 890.967480] mem_cgroup_try_charge+0x249/0x5c0 [ 890.972125] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 890.977094] wp_page_copy+0x3fe/0x1530 [ 890.981025] ? follow_pfn+0x260/0x260 [ 890.984858] ? __lock_acquire+0x6ee/0x49c0 [ 890.989125] do_wp_page+0x518/0xfa0 [ 890.992780] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 890.997481] __handle_mm_fault+0x21a4/0x3b60 [ 891.001918] ? copy_page_range+0x1e70/0x1e70 [ 891.006496] ? count_memcg_event_mm+0x279/0x4c0 [ 891.011213] handle_mm_fault+0x1a5/0x670 [ 891.015302] __get_user_pages+0x599/0x1650 [ 891.019574] ? follow_page_mask+0x1a60/0x1a60 [ 891.024245] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 891.029035] ? retint_kernel+0x2d/0x2d [ 891.032965] populate_vma_page_range+0x1fd/0x290 [ 891.037754] __mm_populate+0x1e8/0x350 [ 891.041676] ? populate_vma_page_range+0x290/0x290 [ 891.046649] ? do_mlock+0x6b0/0x6b0 [ 891.050336] __x64_sys_mlockall+0x340/0x500 [ 891.054694] do_syscall_64+0xf9/0x620 [ 891.058539] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 891.063759] RIP: 0033:0x45c479 [ 891.066963] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 891.086074] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 891.093932] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 891.101227] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 891.108513] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 891.115842] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 891.124228] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 891.131782] Task in /syz0 killed as a result of limit of /syz0 [ 891.138103] memory: usage 307200kB, limit 307200kB, failcnt 4597 [ 891.144564] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 891.151538] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 891.157920] Memory cgroup stats for /syz0: cache:0KB rss:298152KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:217148KB [ 891.179758] Memory cgroup out of memory: Kill process 10655 (syz-executor.0) score 1116 or sacrifice child [ 891.189943] Killed process 10657 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 891.561553] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 891.573587] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 891.579195] CPU: 1 PID: 10665 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 891.587238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 891.596629] Call Trace: [ 891.599425] dump_stack+0x188/0x20d [ 891.603104] dump_header+0x159/0xa5e [ 891.606853] ? oom_kill_process+0x130/0x140 [ 891.611235] oom_kill_process.cold+0x10/0x6dc [ 891.615771] ? task_will_free_mem+0x134/0x6d0 [ 891.620343] out_of_memory+0x349/0x1250 [ 891.624364] ? oom_killer_disable+0x270/0x270 [ 891.628897] mem_cgroup_out_of_memory+0x1c7/0x240 [ 891.633910] ? memcg_event_wake+0x210/0x210 [ 891.638302] ? do_raw_spin_unlock+0x171/0x260 [ 891.643461] try_charge+0xe22/0x1300 [ 891.647238] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 891.652353] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 891.657394] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 891.663625] mem_cgroup_try_charge+0x249/0x5c0 [ 891.668279] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 891.673271] wp_page_copy+0x3fe/0x1530 [ 891.677196] ? mark_held_locks+0xa6/0xf0 [ 891.681287] ? follow_pfn+0x260/0x260 [ 891.685129] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 891.689924] do_wp_page+0x518/0xfa0 [ 891.693602] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 891.698311] __handle_mm_fault+0x21a4/0x3b60 [ 891.702770] ? copy_page_range+0x1e70/0x1e70 [ 891.707241] ? count_memcg_event_mm+0x279/0x4c0 [ 891.711987] handle_mm_fault+0x1a5/0x670 [ 891.716115] __get_user_pages+0x599/0x1650 [ 891.720420] ? follow_page_mask+0x1a60/0x1a60 [ 891.725084] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 891.729908] ? retint_kernel+0x2d/0x2d [ 891.733825] populate_vma_page_range+0x1fd/0x290 [ 891.738608] __mm_populate+0x1e8/0x350 [ 891.742524] ? populate_vma_page_range+0x290/0x290 [ 891.747475] ? do_mlock+0x6b0/0x6b0 [ 891.751132] __x64_sys_mlockall+0x340/0x500 [ 891.755500] do_syscall_64+0xf9/0x620 [ 891.759337] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 891.764547] RIP: 0033:0x45c479 [ 891.767771] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 891.786710] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 891.801671] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 891.808964] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 891.816262] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 891.823559] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 891.830852] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 891.858023] Task in /syz2 killed as a result of limit of /syz2 [ 891.864459] memory: usage 307200kB, limit 307200kB, failcnt 4982 [ 891.870799] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 891.877746] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 891.884108] Memory cgroup stats for /syz2: cache:0KB rss:297684KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:86844KB active_anon:2228KB inactive_file:8KB active_file:4KB unevictable:208716KB [ 891.906004] Memory cgroup out of memory: Kill process 10664 (syz-executor.2) score 1116 or sacrifice child [ 891.916387] Killed process 10666 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 892.421663] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 892.433363] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 892.438981] CPU: 1 PID: 10673 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 892.446896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 892.456291] Call Trace: [ 892.458942] dump_stack+0x188/0x20d [ 892.462625] dump_header+0x159/0xa5e [ 892.466500] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 892.471747] ? ___ratelimit+0x59/0x573 [ 892.475793] oom_kill_process.cold+0x10/0x6dc [ 892.480484] ? task_will_free_mem+0x134/0x6d0 [ 892.485076] out_of_memory+0x349/0x1250 [ 892.489118] ? oom_killer_disable+0x270/0x270 [ 892.493693] mem_cgroup_out_of_memory+0x1c7/0x240 [ 892.498753] ? memcg_event_wake+0x210/0x210 [ 892.503138] ? do_raw_spin_unlock+0x171/0x260 [ 892.507801] try_charge+0xe22/0x1300 [ 892.511577] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 892.516485] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 892.521411] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 892.527564] mem_cgroup_try_charge+0x249/0x5c0 [ 892.532350] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 892.537479] wp_page_copy+0x3fe/0x1530 [ 892.541563] ? follow_pfn+0x260/0x260 [ 892.545419] ? __lock_acquire+0x6ee/0x49c0 [ 892.549790] do_wp_page+0x518/0xfa0 [ 892.553590] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 892.558426] __handle_mm_fault+0x21a4/0x3b60 [ 892.562874] ? copy_page_range+0x1e70/0x1e70 [ 892.567343] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 892.572143] ? handle_mm_fault+0x189/0x670 [ 892.576407] handle_mm_fault+0x1a5/0x670 [ 892.580624] __get_user_pages+0x599/0x1650 [ 892.584916] ? follow_page_mask+0x1a60/0x1a60 [ 892.589441] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 892.594349] ? retint_kernel+0x2d/0x2d [ 892.598272] populate_vma_page_range+0x1fd/0x290 [ 892.603062] __mm_populate+0x1e8/0x350 [ 892.606976] ? populate_vma_page_range+0x290/0x290 [ 892.611956] ? __x64_sys_mlockall+0x2ca/0x500 [ 892.616497] __x64_sys_mlockall+0x340/0x500 [ 892.620890] do_syscall_64+0xf9/0x620 [ 892.624753] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 892.629965] RIP: 0033:0x45c479 [ 892.633180] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 892.652220] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 892.660073] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 892.667373] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 892.674676] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 892.682001] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 892.689299] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 892.697691] Task in /syz4 killed as a result of limit of /syz4 [ 892.704076] memory: usage 307200kB, limit 307200kB, failcnt 3391 [ 892.710578] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 892.717551] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 892.723916] Memory cgroup stats for /syz4: cache:0KB rss:298448KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:4KB active_file:4KB unevictable:217124KB [ 892.746303] Memory cgroup out of memory: Kill process 10672 (syz-executor.4) score 1116 or sacrifice child [ 892.756848] Killed process 10677 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 892.770335] Memory cgroup out of memory: Kill process 10670 (syz-executor.1) score 1116 or sacrifice child [ 892.780904] Killed process 10676 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 892.807470] Memory cgroup out of memory: Kill process 10672 (syz-executor.4) score 1116 or sacrifice child [ 892.818013] Killed process 10672 (syz-executor.4) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 892.954899] oom_kill_process: 2 callbacks suppressed [ 892.954922] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 892.971597] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 892.977029] CPU: 1 PID: 10675 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 892.984939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 892.994328] Call Trace: [ 892.996954] dump_stack+0x188/0x20d [ 893.000641] dump_header+0x159/0xa5e [ 893.004397] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 893.009566] ? ___ratelimit+0x59/0x573 [ 893.013503] oom_kill_process.cold+0x10/0x6dc [ 893.018075] ? task_will_free_mem+0x134/0x6d0 [ 893.022639] out_of_memory+0x349/0x1250 [ 893.026793] ? oom_killer_disable+0x270/0x270 [ 893.031356] mem_cgroup_out_of_memory+0x1c7/0x240 [ 893.036387] ? memcg_event_wake+0x210/0x210 [ 893.040770] ? do_raw_spin_unlock+0x171/0x260 [ 893.045326] try_charge+0xe22/0x1300 [ 893.049108] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 893.054051] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 893.058976] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 893.065098] ? mark_held_locks+0xf0/0xf0 [ 893.069221] mem_cgroup_try_charge+0x249/0x5c0 [ 893.073929] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 893.079110] __handle_mm_fault+0x1cfb/0x3b60 [ 893.083576] ? copy_page_range+0x1e70/0x1e70 [ 893.088038] ? count_memcg_event_mm+0x279/0x4c0 [ 893.092792] handle_mm_fault+0x1a5/0x670 [ 893.096918] __get_user_pages+0x599/0x1650 [ 893.101214] ? follow_page_mask+0x1a60/0x1a60 [ 893.105770] ? lock_acquire+0x170/0x400 [ 893.110061] populate_vma_page_range+0x1fd/0x290 [ 893.115002] __mm_populate+0x1e8/0x350 [ 893.118950] ? populate_vma_page_range+0x290/0x290 [ 893.123933] ? do_mlock+0x6b0/0x6b0 [ 893.127626] __x64_sys_mlockall+0x340/0x500 [ 893.132004] do_syscall_64+0xf9/0x620 [ 893.135857] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 893.141080] RIP: 0033:0x45c479 [ 893.144292] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 893.163241] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 893.170990] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 893.178297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 893.185590] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 893.192898] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 893.200327] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 893.208206] Task in /syz5 killed as a result of limit of /syz5 [ 893.214290] memory: usage 307200kB, limit 307200kB, failcnt 6926 [ 893.220508] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 893.227302] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 893.233540] Memory cgroup stats for /syz5: cache:0KB rss:298504KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:58696KB active_anon:2196KB inactive_file:8KB active_file:0KB unevictable:237688KB [ 893.255187] Memory cgroup out of memory: Kill process 8611 (syz-executor.5) score 1049 or sacrifice child [ 893.265130] Killed process 8611 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 893.482701] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 893.494183] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 893.500268] CPU: 0 PID: 10681 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 893.508181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 893.517563] Call Trace: [ 893.520206] dump_stack+0x188/0x20d [ 893.524002] dump_header+0x159/0xa5e [ 893.527781] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 893.532928] ? ___ratelimit+0x59/0x573 [ 893.536850] oom_kill_process.cold+0x10/0x6dc [ 893.541391] ? out_of_memory+0x2fc/0x1250 [ 893.545577] out_of_memory+0x349/0x1250 [ 893.549590] ? mark_held_locks+0xa6/0xf0 [ 893.553678] ? oom_killer_disable+0x270/0x270 [ 893.558204] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 893.562823] mem_cgroup_out_of_memory+0x1c7/0x240 [ 893.567704] ? memcg_event_wake+0x210/0x210 [ 893.572059] try_charge+0xe22/0x1300 [ 893.575801] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 893.580671] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 893.585546] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 893.591639] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 893.596436] mem_cgroup_try_charge+0x249/0x5c0 [ 893.601040] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 893.605989] wp_page_copy+0x3fe/0x1530 [ 893.609898] ? follow_pfn+0x260/0x260 [ 893.613719] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 893.618499] do_wp_page+0x518/0xfa0 [ 893.622155] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 893.626851] __handle_mm_fault+0x21a4/0x3b60 [ 893.631282] ? copy_page_range+0x1e70/0x1e70 [ 893.635718] ? count_memcg_event_mm+0x279/0x4c0 [ 893.640425] handle_mm_fault+0x1a5/0x670 [ 893.644515] __get_user_pages+0x599/0x1650 [ 893.648784] ? follow_page_mask+0x1a60/0x1a60 [ 893.653328] populate_vma_page_range+0x1fd/0x290 [ 893.658118] __mm_populate+0x1e8/0x350 [ 893.662029] ? populate_vma_page_range+0x290/0x290 [ 893.666987] ? __x64_sys_mlockall+0x2ca/0x500 [ 893.671510] __x64_sys_mlockall+0x340/0x500 [ 893.675868] do_syscall_64+0xf9/0x620 [ 893.679712] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 893.684923] RIP: 0033:0x45c479 [ 893.688134] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 893.707053] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 893.714785] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 893.722073] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 893.729356] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 893.736641] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 893.743919] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 893.752410] Task in /syz0 killed as a result of limit of /syz0 [ 893.758694] memory: usage 307200kB, limit 307200kB, failcnt 4607 [ 893.765218] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 893.772478] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 893.778848] Memory cgroup stats for /syz0: cache:0KB rss:298152KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:8KB active_file:4KB unevictable:217116KB [ 893.801533] Memory cgroup out of memory: Kill process 10680 (syz-executor.0) score 1116 or sacrifice child [ 893.811599] Killed process 10685 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 893.824984] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 893.836688] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 893.842330] CPU: 1 PID: 10675 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 893.850371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 893.859751] Call Trace: [ 893.862380] dump_stack+0x188/0x20d [ 893.866081] dump_header+0x159/0xa5e [ 893.869854] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 893.875013] ? ___ratelimit+0x59/0x573 [ 893.878941] oom_kill_process.cold+0x10/0x6dc [ 893.883469] ? out_of_memory+0x428/0x1250 [ 893.887646] ? out_of_memory+0x19f/0x1250 [ 893.891822] out_of_memory+0x349/0x1250 [ 893.895830] ? mark_held_locks+0xa6/0xf0 [ 893.899913] ? oom_killer_disable+0x270/0x270 [ 893.904431] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 893.909043] mem_cgroup_out_of_memory+0x1c7/0x240 [ 893.913953] ? memcg_event_wake+0x210/0x210 [ 893.918417] try_charge+0xe22/0x1300 [ 893.922177] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 893.927067] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 893.931968] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 893.938074] ? retint_kernel+0x2d/0x2d [ 893.941992] ? __lock_acquire+0x6ee/0x49c0 [ 893.946243] mem_cgroup_try_charge+0x249/0x5c0 [ 893.950841] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 893.955788] wp_page_copy+0x3fe/0x1530 [ 893.959690] ? follow_pfn+0x260/0x260 [ 893.963499] ? __lock_acquire+0x6ee/0x49c0 [ 893.967751] do_wp_page+0x518/0xfa0 [ 893.971392] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 893.976121] __handle_mm_fault+0x21a4/0x3b60 [ 893.980548] ? copy_page_range+0x1e70/0x1e70 [ 893.985007] ? count_memcg_event_mm+0x279/0x4c0 [ 893.989706] handle_mm_fault+0x1a5/0x670 [ 893.993800] __get_user_pages+0x599/0x1650 [ 893.998069] ? follow_page_mask+0x1a60/0x1a60 [ 894.002597] ? populate_vma_page_range+0xc9/0x290 [ 894.007469] populate_vma_page_range+0x1fd/0x290 [ 894.012252] __mm_populate+0x1e8/0x350 [ 894.016160] ? populate_vma_page_range+0x290/0x290 [ 894.021103] ? do_mlock+0x6b0/0x6b0 [ 894.024865] __x64_sys_mlockall+0x340/0x500 [ 894.029199] do_syscall_64+0xf9/0x620 [ 894.033151] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 894.038401] RIP: 0033:0x45c479 [ 894.041761] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 894.060684] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 894.068439] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 894.075831] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 894.083118] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 894.090402] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 894.097701] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 894.106531] Task in /syz5 killed as a result of limit of /syz5 [ 894.112951] memory: usage 307200kB, limit 307200kB, failcnt 7144 [ 894.120491] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 894.127611] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 894.135682] Memory cgroup stats for /syz5: cache:0KB rss:298560KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:60840KB active_anon:2184KB inactive_file:0KB active_file:4KB unevictable:235472KB [ 894.159016] Memory cgroup out of memory: Kill process 10674 (syz-executor.5) score 1120 or sacrifice child [ 894.169647] Killed process 10688 (syz-executor.5) total-vm:40016kB, anon-rss:18384kB, file-rss:0kB, shmem-rss:0kB [ 894.238506] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 894.250065] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 894.255669] CPU: 0 PID: 10683 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 894.263573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 894.272947] Call Trace: [ 894.275578] dump_stack+0x188/0x20d [ 894.279231] dump_header+0x159/0xa5e [ 894.282979] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 894.288106] ? ___ratelimit+0x59/0x573 [ 894.292022] oom_kill_process.cold+0x10/0x6dc [ 894.296549] ? task_will_free_mem+0x134/0x6d0 [ 894.301078] out_of_memory+0x349/0x1250 [ 894.305079] ? oom_killer_disable+0x270/0x270 [ 894.309614] mem_cgroup_out_of_memory+0x1c7/0x240 [ 894.314542] ? memcg_event_wake+0x210/0x210 [ 894.319900] ? do_raw_spin_unlock+0x171/0x260 [ 894.324430] try_charge+0xe22/0x1300 [ 894.328160] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 894.333068] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 894.337983] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 894.344116] mem_cgroup_try_charge+0x249/0x5c0 [ 894.348744] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 894.353725] wp_page_copy+0x3fe/0x1530 [ 894.357803] ? follow_pfn+0x260/0x260 [ 894.361658] ? __lock_acquire+0x6ee/0x49c0 [ 894.365964] do_wp_page+0x518/0xfa0 [ 894.369635] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 894.374339] __handle_mm_fault+0x21a4/0x3b60 [ 894.378775] ? copy_page_range+0x1e70/0x1e70 [ 894.383214] ? lock_release+0x42b/0x820 [ 894.387231] handle_mm_fault+0x1a5/0x670 [ 894.391319] __get_user_pages+0x599/0x1650 [ 894.395606] ? follow_page_mask+0x1a60/0x1a60 [ 894.400216] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 894.405006] ? retint_kernel+0x2d/0x2d [ 894.408923] populate_vma_page_range+0x1fd/0x290 [ 894.413704] __mm_populate+0x1e8/0x350 [ 894.417616] ? populate_vma_page_range+0x290/0x290 [ 894.422577] ? do_mlock+0x6b0/0x6b0 [ 894.426219] __x64_sys_mlockall+0x340/0x500 [ 894.430569] do_syscall_64+0xf9/0x620 [ 894.434396] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 894.439615] RIP: 0033:0x45c479 [ 894.442835] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 894.462217] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 894.469962] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 894.477247] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 894.484531] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 894.491825] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 894.499115] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 894.507533] Task in /syz2 killed as a result of limit of /syz2 [ 894.514070] memory: usage 307200kB, limit 307200kB, failcnt 5021 [ 894.520777] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 894.526729] oom_reaper: reaped process 10688 (syz-executor.5), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 894.527670] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 894.544494] Memory cgroup stats for /syz2: cache:0KB rss:297580KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:86824KB active_anon:2224KB inactive_file:8KB active_file:4KB unevictable:208716KB [ 894.567537] Memory cgroup out of memory: Kill process 10679 (syz-executor.2) score 1116 or sacrifice child [ 894.578414] Killed process 10686 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 894.605042] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 894.616694] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 894.622501] CPU: 0 PID: 10681 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 894.630416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 894.639792] Call Trace: [ 894.642420] dump_stack+0x188/0x20d [ 894.646076] dump_header+0x159/0xa5e [ 894.649815] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 894.654946] ? ___ratelimit+0x59/0x573 [ 894.658871] oom_kill_process.cold+0x10/0x6dc [ 894.663399] ? task_will_free_mem+0x134/0x6d0 [ 894.667937] out_of_memory+0x349/0x1250 [ 894.671956] ? oom_killer_disable+0x270/0x270 [ 894.676502] mem_cgroup_out_of_memory+0x1c7/0x240 [ 894.681380] ? memcg_event_wake+0x210/0x210 [ 894.685733] ? do_raw_spin_unlock+0x171/0x260 [ 894.690258] try_charge+0xe22/0x1300 [ 894.694006] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 894.698887] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 894.703781] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 894.709873] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 894.714675] mem_cgroup_try_charge+0x249/0x5c0 [ 894.719289] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 894.724254] wp_page_copy+0x3fe/0x1530 [ 894.728182] ? follow_pfn+0x260/0x260 [ 894.732031] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 894.736847] do_wp_page+0x518/0xfa0 [ 894.740515] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 894.745228] __handle_mm_fault+0x21a4/0x3b60 [ 894.749673] ? copy_page_range+0x1e70/0x1e70 [ 894.754121] ? count_memcg_event_mm+0x279/0x4c0 [ 894.758848] handle_mm_fault+0x1a5/0x670 [ 894.762958] __get_user_pages+0x599/0x1650 [ 894.767245] ? follow_page_mask+0x1a60/0x1a60 [ 894.771795] populate_vma_page_range+0x1fd/0x290 [ 894.776589] __mm_populate+0x1e8/0x350 [ 894.780504] ? populate_vma_page_range+0x290/0x290 [ 894.785460] ? __x64_sys_mlockall+0x2ca/0x500 [ 894.789986] __x64_sys_mlockall+0x340/0x500 [ 894.794336] do_syscall_64+0xf9/0x620 [ 894.798178] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 894.803414] RIP: 0033:0x45c479 [ 894.806625] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 894.825548] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 894.833302] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 894.840611] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 894.847911] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 894.855210] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 894.862504] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 894.876393] Task in /syz0 killed as a result of limit of /syz0 [ 894.883147] memory: usage 303412kB, limit 307200kB, failcnt 4613 [ 894.889607] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 894.896668] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 894.903081] Memory cgroup stats for /syz0: cache:0KB rss:294576KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:77300KB active_anon:2196KB inactive_file:8KB active_file:4KB unevictable:215068KB [ 894.925482] Memory cgroup out of memory: Kill process 10680 (syz-executor.0) score 1116 or sacrifice child [ 894.935546] Killed process 10680 (syz-executor.0) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 894.949026] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 894.965051] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 894.970878] CPU: 1 PID: 10690 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 894.978899] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 894.988383] Call Trace: [ 894.991016] dump_stack+0x188/0x20d [ 894.994675] dump_header+0x159/0xa5e [ 894.998417] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 895.003538] ? ___ratelimit+0x59/0x573 [ 895.007448] oom_kill_process.cold+0x10/0x6dc [ 895.011978] ? task_will_free_mem+0x134/0x6d0 [ 895.016531] out_of_memory+0x349/0x1250 [ 895.020534] ? oom_killer_disable+0x270/0x270 [ 895.025062] mem_cgroup_out_of_memory+0x1c7/0x240 [ 895.029934] ? memcg_event_wake+0x210/0x210 [ 895.034320] ? do_raw_spin_unlock+0x171/0x260 [ 895.038847] try_charge+0xe22/0x1300 [ 895.042604] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 895.047481] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 895.052362] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 895.058462] mem_cgroup_try_charge+0x249/0x5c0 [ 895.063085] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 895.068052] wp_page_copy+0x3fe/0x1530 [ 895.071987] ? follow_pfn+0x260/0x260 [ 895.075812] ? __lock_acquire+0x6ee/0x49c0 [ 895.080073] do_wp_page+0x518/0xfa0 [ 895.083724] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 895.088426] __handle_mm_fault+0x21a4/0x3b60 [ 895.093016] ? copy_page_range+0x1e70/0x1e70 [ 895.097480] ? count_memcg_event_mm+0x279/0x4c0 [ 895.102201] handle_mm_fault+0x1a5/0x670 [ 895.106303] __get_user_pages+0x599/0x1650 [ 895.110576] ? follow_page_mask+0x1a60/0x1a60 [ 895.115106] ? populate_vma_page_range+0xc9/0x290 [ 895.119982] populate_vma_page_range+0x1fd/0x290 [ 895.124785] __mm_populate+0x1e8/0x350 [ 895.128707] ? populate_vma_page_range+0x290/0x290 [ 895.133667] ? do_mlock+0x6b0/0x6b0 [ 895.137328] __x64_sys_mlockall+0x340/0x500 [ 895.141680] do_syscall_64+0xf9/0x620 [ 895.145510] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 895.150724] RIP: 0033:0x45c479 [ 895.154015] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 895.173010] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 895.181705] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 895.189004] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 895.196301] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 895.203590] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 895.210887] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 895.219125] Task in /syz3 killed as a result of limit of /syz3 [ 895.225469] memory: usage 307188kB, limit 307200kB, failcnt 4769 [ 895.231812] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 895.238672] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 895.245023] Memory cgroup stats for /syz3: cache:0KB rss:298296KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:68524KB active_anon:80KB inactive_file:4KB active_file:4KB unevictable:229816KB [ 895.267363] Memory cgroup out of memory: Kill process 10689 (syz-executor.3) score 1116 or sacrifice child [ 895.278115] Killed process 10691 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 895.291779] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 895.303363] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 895.309069] CPU: 0 PID: 10675 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 895.316986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 895.326377] Call Trace: [ 895.329024] dump_stack+0x188/0x20d [ 895.332706] dump_header+0x159/0xa5e [ 895.336459] ? oom_kill_process+0x130/0x140 [ 895.340828] oom_kill_process.cold+0x10/0x6dc [ 895.345366] ? task_will_free_mem+0x134/0x6d0 [ 895.349901] out_of_memory+0x349/0x1250 [ 895.353929] ? oom_killer_disable+0x270/0x270 [ 895.358492] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 895.363138] mem_cgroup_out_of_memory+0x1c7/0x240 [ 895.368035] ? memcg_event_wake+0x210/0x210 [ 895.372421] try_charge+0xe22/0x1300 [ 895.376215] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 895.381416] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 895.386323] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 895.392475] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 895.397302] mem_cgroup_try_charge+0x249/0x5c0 [ 895.401940] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 895.406946] wp_page_copy+0x3fe/0x1530 [ 895.410906] ? follow_pfn+0x260/0x260 [ 895.414775] ? __lock_acquire+0x6ee/0x49c0 [ 895.419062] do_wp_page+0x518/0xfa0 [ 895.422731] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 895.427446] __handle_mm_fault+0x21a4/0x3b60 [ 895.431900] ? copy_page_range+0x1e70/0x1e70 [ 895.436359] ? count_memcg_event_mm+0x279/0x4c0 [ 895.441104] handle_mm_fault+0x1a5/0x670 [ 895.445261] __get_user_pages+0x599/0x1650 [ 895.449561] ? follow_page_mask+0x1a60/0x1a60 [ 895.454111] ? populate_vma_page_range+0xc9/0x290 [ 895.458989] populate_vma_page_range+0x1fd/0x290 [ 895.463777] __mm_populate+0x1e8/0x350 [ 895.467699] ? populate_vma_page_range+0x290/0x290 [ 895.472666] ? do_mlock+0x6b0/0x6b0 [ 895.476341] __x64_sys_mlockall+0x340/0x500 [ 895.480707] do_syscall_64+0xf9/0x620 [ 895.484542] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 895.489865] RIP: 0033:0x45c479 [ 895.493087] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 895.512012] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 895.519757] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 895.527059] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 895.534370] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 895.541678] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 895.548977] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 895.557356] Task in /syz5 killed as a result of limit of /syz5 [ 895.566456] memory: usage 303164kB, limit 307200kB, failcnt 7188 [ 895.573203] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 895.580260] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 895.586560] Memory cgroup stats for /syz5: cache:0KB rss:294600KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:56828KB active_anon:2184KB inactive_file:0KB active_file:4KB unevictable:235472KB [ 895.608951] Memory cgroup out of memory: Kill process 10674 (syz-executor.5) score 1120 or sacrifice child [ 895.619817] Killed process 10674 (syz-executor.5) total-vm:40016kB, anon-rss:18380kB, file-rss:21616kB, shmem-rss:0kB [ 895.634591] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 895.646359] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 895.651968] CPU: 0 PID: 10683 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 895.659874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 895.669275] Call Trace: [ 895.671910] dump_stack+0x188/0x20d [ 895.676870] dump_header+0x159/0xa5e [ 895.680612] ? ___ratelimit+0x59/0x573 [ 895.684522] oom_kill_process.cold+0x10/0x6dc [ 895.689063] ? out_of_memory+0x428/0x1250 [ 895.693241] ? out_of_memory+0x19f/0x1250 [ 895.697444] ? mem_cgroup_get_max+0x25/0x240 [ 895.701887] out_of_memory+0x349/0x1250 [ 895.706032] ? oom_killer_disable+0x270/0x270 [ 895.710603] mem_cgroup_out_of_memory+0x1c7/0x240 [ 895.715480] ? memcg_event_wake+0x210/0x210 [ 895.719922] ? do_raw_spin_unlock+0x171/0x260 [ 895.724611] try_charge+0xe22/0x1300 [ 895.728360] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 895.733337] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 895.738228] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 895.744352] mem_cgroup_try_charge+0x249/0x5c0 [ 895.748970] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 895.753933] wp_page_copy+0x3fe/0x1530 [ 895.757858] ? follow_pfn+0x260/0x260 [ 895.761681] ? __lock_acquire+0x6ee/0x49c0 [ 895.765950] do_wp_page+0x518/0xfa0 [ 895.769597] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 895.774305] __handle_mm_fault+0x21a4/0x3b60 [ 895.778740] ? copy_page_range+0x1e70/0x1e70 [ 895.783169] ? lock_release+0x42b/0x820 [ 895.787180] handle_mm_fault+0x1a5/0x670 [ 895.791285] __get_user_pages+0x599/0x1650 [ 895.795558] ? follow_page_mask+0x1a60/0x1a60 [ 895.800084] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 895.804872] ? retint_kernel+0x2d/0x2d [ 895.808790] populate_vma_page_range+0x1fd/0x290 [ 895.813573] __mm_populate+0x1e8/0x350 [ 895.817497] ? populate_vma_page_range+0x290/0x290 [ 895.822457] ? do_mlock+0x6b0/0x6b0 [ 895.826112] __x64_sys_mlockall+0x340/0x500 [ 895.830461] do_syscall_64+0xf9/0x620 [ 895.834284] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 895.839494] RIP: 0033:0x45c479 [ 895.842707] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 895.861814] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 895.869678] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 895.876970] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 895.884259] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 895.891548] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 895.898838] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 895.907147] Task in /syz2 killed as a result of limit of /syz2 [ 895.913772] memory: usage 303680kB, limit 307200kB, failcnt 5027 [ 895.920231] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 895.927236] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 895.933677] Memory cgroup stats for /syz2: cache:0KB rss:294272KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:85472KB active_anon:2224KB inactive_file:4KB active_file:8KB unevictable:206668KB 2020/03/03 17:54:13 executed programs: 520 [ 895.955805] Memory cgroup out of memory: Kill process 10679 (syz-executor.2) score 1116 or sacrifice child [ 895.966219] Killed process 10679 (syz-executor.2) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 895.980263] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 895.992002] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 895.997855] CPU: 1 PID: 10694 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 895.998598] oom_reaper: reaped process 10679 (syz-executor.2), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 896.005807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 896.005814] Call Trace: [ 896.005847] dump_stack+0x188/0x20d [ 896.005865] dump_header+0x159/0xa5e [ 896.005881] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 896.005893] ? ___ratelimit+0x59/0x573 [ 896.005906] oom_kill_process.cold+0x10/0x6dc [ 896.005920] ? task_will_free_mem+0x134/0x6d0 [ 896.005934] out_of_memory+0x349/0x1250 [ 896.005949] ? oom_killer_disable+0x270/0x270 [ 896.005971] mem_cgroup_out_of_memory+0x1c7/0x240 [ 896.016877] oom_reaper: reaped process 10674 (syz-executor.5), now anon-rss:18380kB, file-rss:21608kB, shmem-rss:0kB [ 896.026054] ? memcg_event_wake+0x210/0x210 [ 896.026078] ? do_raw_spin_unlock+0x171/0x260 [ 896.026091] try_charge+0xe22/0x1300 [ 896.026108] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 896.026121] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 896.026135] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 896.026152] mem_cgroup_try_charge+0x249/0x5c0 [ 896.111641] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 896.116624] wp_page_copy+0x3fe/0x1530 [ 896.120553] ? follow_pfn+0x260/0x260 [ 896.124396] ? __lock_acquire+0x6ee/0x49c0 [ 896.128670] do_wp_page+0x518/0xfa0 [ 896.132343] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 896.137047] __handle_mm_fault+0x21a4/0x3b60 [ 896.141482] ? copy_page_range+0x1e70/0x1e70 [ 896.145912] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 896.150704] ? handle_mm_fault+0x12c/0x670 [ 896.154986] ? handle_mm_fault+0x278/0x670 [ 896.159286] handle_mm_fault+0x1a5/0x670 [ 896.163397] __get_user_pages+0x599/0x1650 [ 896.167670] ? follow_page_mask+0x1a60/0x1a60 [ 896.172241] populate_vma_page_range+0x1fd/0x290 [ 896.177049] __mm_populate+0x1e8/0x350 [ 896.180997] ? populate_vma_page_range+0x290/0x290 [ 896.185986] ? do_mlock+0x6b0/0x6b0 [ 896.189668] __x64_sys_mlockall+0x340/0x500 [ 896.194046] do_syscall_64+0xf9/0x620 [ 896.197886] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 896.203119] RIP: 0033:0x45c479 [ 896.206353] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 896.225294] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 896.233037] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 896.240331] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 896.247626] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 896.254922] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 896.262222] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 896.269677] Task in /syz4 killed as a result of limit of /syz4 [ 896.275961] memory: usage 307200kB, limit 307200kB, failcnt 3419 [ 896.282273] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 896.289247] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 896.295657] Memory cgroup stats for /syz4: cache:0KB rss:298448KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:4KB active_file:4KB unevictable:217116KB [ 896.317769] Memory cgroup out of memory: Kill process 10693 (syz-executor.4) score 1116 or sacrifice child [ 896.328134] Killed process 10695 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 896.342793] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 896.354648] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 896.360460] CPU: 0 PID: 10699 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 896.368366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 896.377743] Call Trace: [ 896.380369] dump_stack+0x188/0x20d [ 896.384025] dump_header+0x159/0xa5e [ 896.387775] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 896.392915] ? ___ratelimit+0x59/0x573 [ 896.396835] oom_kill_process.cold+0x10/0x6dc [ 896.401370] out_of_memory+0x349/0x1250 [ 896.405405] ? oom_killer_disable+0x270/0x270 [ 896.409979] mem_cgroup_out_of_memory+0x1c7/0x240 [ 896.414884] ? memcg_event_wake+0x210/0x210 [ 896.419226] ? do_raw_spin_unlock+0x171/0x260 [ 896.423768] try_charge+0xe22/0x1300 [ 896.427540] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 896.432401] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 896.437259] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 896.443343] mem_cgroup_try_charge+0x249/0x5c0 [ 896.448001] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 896.452958] wp_page_copy+0x3fe/0x1530 [ 896.456858] ? follow_pfn+0x260/0x260 [ 896.460672] do_wp_page+0x518/0xfa0 [ 896.464310] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 896.469038] __handle_mm_fault+0x21a4/0x3b60 [ 896.473497] ? copy_page_range+0x1e70/0x1e70 [ 896.477920] ? count_memcg_event_mm+0x279/0x4c0 [ 896.482648] handle_mm_fault+0x1a5/0x670 [ 896.486768] __get_user_pages+0x599/0x1650 [ 896.491075] ? follow_page_mask+0x1a60/0x1a60 [ 896.495592] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 896.500390] ? retint_kernel+0x2d/0x2d [ 896.504302] populate_vma_page_range+0x1fd/0x290 [ 896.509239] __mm_populate+0x1e8/0x350 [ 896.513155] ? populate_vma_page_range+0x290/0x290 [ 896.518099] ? do_mlock+0x6b0/0x6b0 [ 896.521758] __x64_sys_mlockall+0x340/0x500 [ 896.526111] do_syscall_64+0xf9/0x620 [ 896.529931] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 896.535134] RIP: 0033:0x45c479 [ 896.538336] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 896.557260] RSP: 002b:00007f3e3a0c6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 896.565132] RAX: ffffffffffffffda RBX: 00007f3e3a0c76d4 RCX: 000000000045c479 [ 896.572428] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 896.579707] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 896.586992] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 896.594281] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bfcc [ 896.602915] Task in /syz0 killed as a result of limit of /syz0 [ 896.609234] memory: usage 307200kB, limit 307200kB, failcnt 4642 [ 896.615900] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 896.624217] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 896.630801] Memory cgroup stats for /syz0: cache:0KB rss:298076KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78924KB active_anon:2196KB inactive_file:0KB active_file:12KB unevictable:217064KB [ 896.653105] Memory cgroup out of memory: Kill process 10697 (syz-executor.0) score 1116 or sacrifice child [ 896.663951] Killed process 10700 (syz-executor.0) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 897.275062] Memory cgroup out of memory: Kill process 10701 (syz-executor.1) score 1116 or sacrifice child [ 897.285874] Killed process 10704 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 897.393833] Memory cgroup out of memory: Kill process 10706 (syz-executor.3) score 1116 or sacrifice child [ 897.404543] Killed process 10708 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 897.440672] Memory cgroup out of memory: Kill process 10706 (syz-executor.3) score 1116 or sacrifice child [ 897.451125] Killed process 10706 (syz-executor.3) total-vm:39884kB, anon-rss:18232kB, file-rss:20652kB, shmem-rss:0kB [ 897.465075] oom_reaper: reaped process 10706 (syz-executor.3), now anon-rss:18232kB, file-rss:20644kB, shmem-rss:0kB [ 897.844898] Memory cgroup out of memory: Kill process 10710 (syz-executor.2) score 1120 or sacrifice child [ 897.856278] Killed process 10713 (syz-executor.2) total-vm:40016kB, anon-rss:18384kB, file-rss:128kB, shmem-rss:0kB [ 897.880568] Memory cgroup out of memory: Kill process 10710 (syz-executor.2) score 1120 or sacrifice child [ 897.891400] Killed process 10710 (syz-executor.2) total-vm:40016kB, anon-rss:18376kB, file-rss:21616kB, shmem-rss:0kB [ 897.907849] oom_reaper: reaped process 10710 (syz-executor.2), now anon-rss:18376kB, file-rss:21608kB, shmem-rss:0kB [ 897.921943] oom_reaper: reaped process 10713 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 898.209053] oom_kill_process: 5 callbacks suppressed [ 898.209110] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 898.226254] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 898.232161] CPU: 1 PID: 10718 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 898.240066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 898.249458] Call Trace: [ 898.252094] dump_stack+0x188/0x20d [ 898.255773] dump_header+0x159/0xa5e [ 898.259531] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 898.264686] ? ___ratelimit+0x59/0x573 [ 898.268631] oom_kill_process.cold+0x10/0x6dc [ 898.273182] ? task_will_free_mem+0x134/0x6d0 [ 898.277854] out_of_memory+0x349/0x1250 [ 898.281886] ? oom_killer_disable+0x270/0x270 [ 898.286420] mem_cgroup_out_of_memory+0x1c7/0x240 [ 898.291321] ? memcg_event_wake+0x210/0x210 [ 898.295699] ? do_raw_spin_unlock+0x171/0x260 [ 898.300228] try_charge+0xe22/0x1300 [ 898.303996] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 898.308873] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 898.313891] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 898.319991] mem_cgroup_try_charge+0x249/0x5c0 [ 898.324608] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 898.329766] wp_page_copy+0x3fe/0x1530 [ 898.333689] ? follow_pfn+0x260/0x260 [ 898.337508] do_wp_page+0x518/0xfa0 [ 898.341203] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 898.345928] __handle_mm_fault+0x21a4/0x3b60 [ 898.350412] ? copy_page_range+0x1e70/0x1e70 [ 898.354844] ? count_memcg_event_mm+0x279/0x4c0 [ 898.359567] handle_mm_fault+0x1a5/0x670 [ 898.363676] __get_user_pages+0x599/0x1650 [ 898.367945] ? follow_page_mask+0x1a60/0x1a60 [ 898.372500] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 898.377311] ? retint_kernel+0x2d/0x2d [ 898.381248] populate_vma_page_range+0x1fd/0x290 [ 898.386045] __mm_populate+0x1e8/0x350 [ 898.390003] ? populate_vma_page_range+0x290/0x290 [ 898.394962] ? do_mlock+0x6b0/0x6b0 [ 898.398604] ? __x64_sys_mlockall+0x369/0x500 [ 898.403178] __x64_sys_mlockall+0x340/0x500 [ 898.407539] do_syscall_64+0xf9/0x620 [ 898.411377] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 898.416755] RIP: 0033:0x45c479 [ 898.419988] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 898.439023] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 898.446874] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 898.454284] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 898.461596] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 898.469035] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 898.476337] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 898.484580] Task in /syz5 killed as a result of limit of /syz5 [ 898.490909] memory: usage 307200kB, limit 307200kB, failcnt 7223 [ 898.497301] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 898.504235] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 898.511138] Memory cgroup stats for /syz5: cache:0KB rss:298372KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:60496KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:235844KB [ 898.533505] Memory cgroup out of memory: Kill process 10716 (syz-executor.5) score 1116 or sacrifice child [ 898.543891] Killed process 10719 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 898.557218] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 898.569081] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 898.575163] CPU: 0 PID: 10721 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 898.583093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 898.592632] Call Trace: [ 898.595336] dump_stack+0x188/0x20d [ 898.599026] dump_header+0x159/0xa5e [ 898.602800] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 898.607937] ? ___ratelimit+0x59/0x573 [ 898.611850] oom_kill_process.cold+0x10/0x6dc [ 898.616535] ? task_will_free_mem+0x134/0x6d0 [ 898.621062] out_of_memory+0x349/0x1250 [ 898.625120] ? oom_killer_disable+0x270/0x270 [ 898.629772] mem_cgroup_out_of_memory+0x1c7/0x240 [ 898.634732] ? memcg_event_wake+0x210/0x210 [ 898.639086] ? do_raw_spin_unlock+0x171/0x260 [ 898.643648] try_charge+0xe22/0x1300 [ 898.647548] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 898.652574] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 898.657451] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 898.663664] mem_cgroup_try_charge+0x249/0x5c0 [ 898.668297] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 898.673295] wp_page_copy+0x3fe/0x1530 [ 898.677213] ? follow_pfn+0x260/0x260 [ 898.681067] ? __lock_acquire+0x6ee/0x49c0 [ 898.685346] do_wp_page+0x518/0xfa0 [ 898.688997] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 898.693733] __handle_mm_fault+0x21a4/0x3b60 [ 898.698177] ? copy_page_range+0x1e70/0x1e70 [ 898.702628] ? count_memcg_event_mm+0x279/0x4c0 [ 898.707371] handle_mm_fault+0x1a5/0x670 [ 898.711469] __get_user_pages+0x599/0x1650 [ 898.715755] ? follow_page_mask+0x1a60/0x1a60 [ 898.720289] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 898.725212] ? retint_kernel+0x2d/0x2d [ 898.729151] populate_vma_page_range+0x1fd/0x290 [ 898.733958] __mm_populate+0x1e8/0x350 [ 898.737905] ? populate_vma_page_range+0x290/0x290 [ 898.742866] ? do_mlock+0x6b0/0x6b0 [ 898.746517] __x64_sys_mlockall+0x340/0x500 [ 898.751008] do_syscall_64+0xf9/0x620 [ 898.754848] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 898.760064] RIP: 0033:0x45c479 [ 898.763433] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 898.782660] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 898.790394] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 898.797855] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 898.805163] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 898.812481] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 898.819778] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 898.828137] Task in /syz4 killed as a result of limit of /syz4 [ 898.834771] memory: usage 307200kB, limit 307200kB, failcnt 3461 [ 898.841235] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 898.848339] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 898.854679] Memory cgroup stats for /syz4: cache:0KB rss:298396KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:0KB active_file:4KB unevictable:217108KB [ 898.876745] Memory cgroup out of memory: Kill process 10720 (syz-executor.4) score 1116 or sacrifice child [ 898.887284] Killed process 10723 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 898.904109] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 898.915550] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 898.921618] CPU: 1 PID: 10718 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 898.929528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 898.938899] Call Trace: [ 898.941526] dump_stack+0x188/0x20d [ 898.945319] dump_header+0x159/0xa5e [ 898.949057] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 898.954183] ? ___ratelimit+0x59/0x573 [ 898.958120] oom_kill_process.cold+0x10/0x6dc [ 898.962689] ? task_will_free_mem+0x134/0x6d0 [ 898.967217] out_of_memory+0x349/0x1250 [ 898.971226] ? oom_killer_disable+0x270/0x270 [ 898.975768] mem_cgroup_out_of_memory+0x1c7/0x240 [ 898.980642] ? memcg_event_wake+0x210/0x210 [ 898.985013] ? do_raw_spin_unlock+0x171/0x260 [ 898.989530] try_charge+0xe22/0x1300 [ 898.993286] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 898.998170] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 899.003059] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 899.009279] mem_cgroup_try_charge+0x249/0x5c0 [ 899.013898] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 899.018883] wp_page_copy+0x3fe/0x1530 [ 899.022953] ? follow_pfn+0x260/0x260 [ 899.026779] do_wp_page+0x518/0xfa0 [ 899.030571] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 899.035272] __handle_mm_fault+0x21a4/0x3b60 [ 899.039700] ? copy_page_range+0x1e70/0x1e70 [ 899.044157] ? count_memcg_event_mm+0x279/0x4c0 [ 899.048858] handle_mm_fault+0x1a5/0x670 [ 899.052950] __get_user_pages+0x599/0x1650 [ 899.057224] ? follow_page_mask+0x1a60/0x1a60 [ 899.061738] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 899.066565] ? retint_kernel+0x2d/0x2d [ 899.070474] populate_vma_page_range+0x1fd/0x290 [ 899.075366] __mm_populate+0x1e8/0x350 [ 899.079339] ? populate_vma_page_range+0x290/0x290 [ 899.084295] ? do_mlock+0x6b0/0x6b0 [ 899.087929] ? __x64_sys_mlockall+0x369/0x500 [ 899.092464] __x64_sys_mlockall+0x340/0x500 [ 899.096826] do_syscall_64+0xf9/0x620 [ 899.100665] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 899.105893] RIP: 0033:0x45c479 [ 899.109102] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 899.128303] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 899.136042] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 899.143345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 899.150637] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 899.157916] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 899.165218] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 899.175518] Task in /syz5 killed as a result of limit of /syz5 [ 899.181902] memory: usage 303420kB, limit 307200kB, failcnt 7229 [ 899.188237] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 899.198876] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 899.205438] Memory cgroup stats for /syz5: cache:0KB rss:294756KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:58876KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:233796KB [ 899.227918] Memory cgroup out of memory: Kill process 10716 (syz-executor.5) score 1116 or sacrifice child [ 899.238564] Killed process 10716 (syz-executor.5) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 899.254651] oom_reaper: reaped process 10716 (syz-executor.5), now anon-rss:18252kB, file-rss:21608kB, shmem-rss:0kB [ 899.636274] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 899.648290] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 899.654143] CPU: 1 PID: 10732 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 899.662066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 899.671669] Call Trace: [ 899.674292] dump_stack+0x188/0x20d [ 899.678092] dump_header+0x159/0xa5e [ 899.681842] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 899.686997] ? ___ratelimit+0x59/0x573 [ 899.690918] oom_kill_process.cold+0x10/0x6dc [ 899.695449] ? out_of_memory+0x216/0x1250 [ 899.699646] ? oom_badness+0x670/0x670 [ 899.703566] ? mem_cgroup_scan_tasks+0x10/0x160 [ 899.708306] out_of_memory+0x349/0x1250 [ 899.712346] ? oom_killer_disable+0x270/0x270 [ 899.716893] mem_cgroup_out_of_memory+0x1c7/0x240 [ 899.721763] ? memcg_event_wake+0x210/0x210 [ 899.726151] ? do_raw_spin_unlock+0x171/0x260 [ 899.730679] try_charge+0xe22/0x1300 [ 899.734542] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 899.739428] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 899.744323] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 899.750436] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 899.755266] mem_cgroup_try_charge+0x249/0x5c0 [ 899.759915] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 899.765010] wp_page_copy+0x3fe/0x1530 [ 899.768938] ? follow_pfn+0x260/0x260 [ 899.772790] ? __lock_acquire+0x6ee/0x49c0 [ 899.777075] do_wp_page+0x518/0xfa0 [ 899.780753] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 899.785500] __handle_mm_fault+0x21a4/0x3b60 [ 899.789941] ? copy_page_range+0x1e70/0x1e70 [ 899.794388] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 899.799207] ? handle_mm_fault+0x12c/0x670 [ 899.803539] handle_mm_fault+0x1a5/0x670 [ 899.807652] __get_user_pages+0x599/0x1650 [ 899.811924] ? follow_page_mask+0x1a60/0x1a60 [ 899.816476] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 899.821272] ? retint_kernel+0x2d/0x2d [ 899.825204] populate_vma_page_range+0x1fd/0x290 [ 899.830140] __mm_populate+0x1e8/0x350 [ 899.834084] ? populate_vma_page_range+0x290/0x290 [ 899.839056] ? do_mlock+0x6b0/0x6b0 [ 899.842716] __x64_sys_mlockall+0x340/0x500 [ 899.847104] do_syscall_64+0xf9/0x620 [ 899.850946] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 899.856154] RIP: 0033:0x45c479 [ 899.859368] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 899.878418] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 899.886154] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 899.893602] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 899.900897] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 899.908319] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 899.915612] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 899.923625] Task in /syz0 killed as a result of limit of /syz0 [ 899.930048] memory: usage 307200kB, limit 307200kB, failcnt 4682 [ 899.936362] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 899.943604] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 899.949923] Memory cgroup stats for /syz0: cache:0KB rss:298152KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:8KB active_file:4KB unevictable:217108KB [ 899.972281] Memory cgroup out of memory: Kill process 10728 (syz-executor.0) score 1116 or sacrifice child [ 899.982576] Killed process 10734 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 899.995809] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 900.007816] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 900.013715] CPU: 0 PID: 10726 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 900.021637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 900.031031] Call Trace: [ 900.033656] dump_stack+0x188/0x20d [ 900.037298] dump_header+0x159/0xa5e [ 900.041044] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 900.046205] ? ___ratelimit+0x59/0x573 [ 900.050124] oom_kill_process.cold+0x10/0x6dc [ 900.054668] ? out_of_memory+0x428/0x1250 [ 900.058966] ? out_of_memory+0x19f/0x1250 [ 900.063135] ? mem_cgroup_get_max+0x32/0x240 [ 900.067559] out_of_memory+0x349/0x1250 [ 900.071595] ? oom_killer_disable+0x270/0x270 [ 900.076112] mem_cgroup_out_of_memory+0x1c7/0x240 [ 900.081045] ? memcg_event_wake+0x210/0x210 [ 900.085561] ? do_raw_spin_unlock+0x171/0x260 [ 900.090082] try_charge+0xe22/0x1300 [ 900.093813] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 900.098818] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 900.103736] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 900.109845] mem_cgroup_try_charge+0x249/0x5c0 [ 900.114590] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 900.119565] wp_page_copy+0x3fe/0x1530 [ 900.123484] ? follow_pfn+0x260/0x260 [ 900.127360] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 900.132094] do_wp_page+0x518/0xfa0 [ 900.135743] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 900.140440] __handle_mm_fault+0x21a4/0x3b60 [ 900.144884] ? copy_page_range+0x1e70/0x1e70 [ 900.149309] ? count_memcg_event_mm+0x279/0x4c0 [ 900.154056] handle_mm_fault+0x1a5/0x670 [ 900.158149] __get_user_pages+0x599/0x1650 [ 900.162405] ? follow_page_mask+0x1a60/0x1a60 [ 900.167031] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 900.171956] ? retint_kernel+0x2d/0x2d [ 900.175875] populate_vma_page_range+0x1fd/0x290 [ 900.180661] __mm_populate+0x1e8/0x350 [ 900.184599] ? populate_vma_page_range+0x290/0x290 [ 900.189548] ? __x64_sys_mlockall+0x2ca/0x500 [ 900.194086] __x64_sys_mlockall+0x340/0x500 [ 900.198458] do_syscall_64+0xf9/0x620 [ 900.202289] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 900.207529] RIP: 0033:0x45c479 [ 900.210732] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 900.229683] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 900.237432] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 900.244764] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 900.252068] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 900.259379] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 900.266690] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 900.275753] Task in /syz1 killed as a result of limit of /syz1 [ 900.282546] memory: usage 307200kB, limit 307200kB, failcnt 9567 [ 900.288968] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 900.296243] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 900.302762] Memory cgroup stats for /syz1: cache:0KB rss:297432KB rss_huge:241664KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:124116KB active_anon:148KB inactive_file:4KB active_file:4KB unevictable:173280KB [ 900.325334] Memory cgroup out of memory: Kill process 10724 (syz-executor.1) score 1116 or sacrifice child [ 900.335519] Killed process 10730 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 900.356974] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 900.369096] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 900.374751] CPU: 1 PID: 10732 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 900.382664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 900.392042] Call Trace: [ 900.394669] dump_stack+0x188/0x20d [ 900.398337] dump_header+0x159/0xa5e [ 900.402081] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 900.407210] ? ___ratelimit+0x59/0x573 [ 900.411136] oom_kill_process.cold+0x10/0x6dc [ 900.415667] ? task_will_free_mem+0x134/0x6d0 [ 900.420199] out_of_memory+0x349/0x1250 [ 900.424227] ? oom_killer_disable+0x270/0x270 [ 900.428782] mem_cgroup_out_of_memory+0x1c7/0x240 [ 900.433687] ? memcg_event_wake+0x210/0x210 [ 900.438041] ? do_raw_spin_unlock+0x171/0x260 [ 900.442559] try_charge+0xe22/0x1300 [ 900.446310] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 900.451196] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 900.456084] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 900.462192] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 900.466997] mem_cgroup_try_charge+0x249/0x5c0 [ 900.471631] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 900.476622] wp_page_copy+0x3fe/0x1530 [ 900.480561] ? follow_pfn+0x260/0x260 [ 900.484510] ? __lock_acquire+0x6ee/0x49c0 [ 900.489742] do_wp_page+0x518/0xfa0 [ 900.493403] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 900.498273] __handle_mm_fault+0x21a4/0x3b60 [ 900.502732] ? copy_page_range+0x1e70/0x1e70 [ 900.507184] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 900.512007] ? handle_mm_fault+0x12c/0x670 [ 900.516274] handle_mm_fault+0x1a5/0x670 [ 900.520383] __get_user_pages+0x599/0x1650 [ 900.524680] ? follow_page_mask+0x1a60/0x1a60 [ 900.529234] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 900.534052] ? retint_kernel+0x2d/0x2d [ 900.538012] populate_vma_page_range+0x1fd/0x290 [ 900.542819] __mm_populate+0x1e8/0x350 [ 900.546759] ? populate_vma_page_range+0x290/0x290 [ 900.551735] ? do_mlock+0x6b0/0x6b0 [ 900.555404] __x64_sys_mlockall+0x340/0x500 [ 900.559880] do_syscall_64+0xf9/0x620 [ 900.563751] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 900.568980] RIP: 0033:0x45c479 [ 900.572203] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 900.591280] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 900.599150] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 900.606548] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 900.614145] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 900.621455] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 900.628764] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 900.638105] Task in /syz0 killed as a result of limit of /syz0 [ 900.644469] memory: usage 303416kB, limit 307200kB, failcnt 4688 [ 900.651075] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 900.658179] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 900.664504] Memory cgroup stats for /syz0: cache:0KB rss:294568KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:77300KB active_anon:2196KB inactive_file:8KB active_file:4KB unevictable:215060KB [ 900.686659] Memory cgroup out of memory: Kill process 10728 (syz-executor.0) score 1116 or sacrifice child [ 900.696847] Killed process 10728 (syz-executor.0) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 900.709639] oom_reaper: reaped process 10728 (syz-executor.0), now anon-rss:18252kB, file-rss:21608kB, shmem-rss:0kB 2020/03/03 17:54:19 executed programs: 531 [ 901.198361] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 901.210240] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 901.216305] CPU: 0 PID: 10744 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 901.224228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 901.233778] Call Trace: [ 901.236432] dump_stack+0x188/0x20d [ 901.240104] dump_header+0x159/0xa5e [ 901.243853] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 901.250061] ? ___ratelimit+0x59/0x573 [ 901.254027] oom_kill_process.cold+0x10/0x6dc [ 901.258577] ? out_of_memory+0x87/0x1250 [ 901.262830] ? task_will_free_mem+0x134/0x6d0 [ 901.267508] ? task_will_free_mem+0x4/0x6d0 [ 901.271868] out_of_memory+0x349/0x1250 [ 901.275921] ? oom_killer_disable+0x270/0x270 [ 901.280465] mem_cgroup_out_of_memory+0x1c7/0x240 [ 901.285476] ? memcg_event_wake+0x210/0x210 [ 901.289857] ? do_raw_spin_unlock+0x171/0x260 [ 901.294393] try_charge+0xe22/0x1300 [ 901.298160] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 901.303071] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 901.308101] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 901.314221] mem_cgroup_try_charge+0x249/0x5c0 [ 901.318885] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 901.323905] wp_page_copy+0x3fe/0x1530 [ 901.327836] ? follow_pfn+0x260/0x260 [ 901.331702] do_wp_page+0x518/0xfa0 [ 901.335581] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 901.340315] __handle_mm_fault+0x21a4/0x3b60 [ 901.344793] ? copy_page_range+0x1e70/0x1e70 [ 901.349270] ? count_memcg_event_mm+0x279/0x4c0 [ 901.354043] handle_mm_fault+0x1a5/0x670 [ 901.358531] __get_user_pages+0x599/0x1650 [ 901.364155] ? follow_page_mask+0x1a60/0x1a60 [ 901.368810] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 901.373732] ? retint_kernel+0x2d/0x2d [ 901.378054] populate_vma_page_range+0x1fd/0x290 [ 901.383469] __mm_populate+0x1e8/0x350 [ 901.388911] ? populate_vma_page_range+0x290/0x290 [ 901.394997] __x64_sys_mlockall+0x340/0x500 [ 901.399593] do_syscall_64+0xf9/0x620 [ 901.403483] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 901.408918] RIP: 0033:0x45c479 [ 901.412147] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 901.432093] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 901.439840] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 901.447233] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 901.454634] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 901.463520] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 901.471297] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 901.480333] Task in /syz4 killed as a result of limit of /syz4 [ 901.486904] memory: usage 307200kB, limit 307200kB, failcnt 3498 [ 901.493379] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 901.500864] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 901.507634] Memory cgroup stats for /syz4: cache:0KB rss:298408KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:4KB active_file:4KB unevictable:217124KB [ 901.530091] Memory cgroup out of memory: Kill process 10742 (syz-executor.4) score 1116 or sacrifice child [ 901.540608] Killed process 10746 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 901.554073] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 901.570615] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 901.576235] CPU: 1 PID: 10747 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 901.584141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 901.593515] Call Trace: [ 901.596154] dump_stack+0x188/0x20d [ 901.599816] dump_header+0x159/0xa5e [ 901.603565] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 901.608706] ? ___ratelimit+0x59/0x573 [ 901.612639] oom_kill_process.cold+0x10/0x6dc [ 901.617198] ? task_will_free_mem+0x134/0x6d0 [ 901.621748] out_of_memory+0x349/0x1250 [ 901.625775] ? oom_killer_disable+0x270/0x270 [ 901.630328] mem_cgroup_out_of_memory+0x1c7/0x240 [ 901.635246] ? memcg_event_wake+0x210/0x210 [ 901.639635] ? do_raw_spin_unlock+0x171/0x260 [ 901.644167] try_charge+0xe22/0x1300 [ 901.647916] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 901.652812] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 901.657692] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 901.663804] mem_cgroup_try_charge+0x249/0x5c0 [ 901.668429] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 901.673447] wp_page_copy+0x3fe/0x1530 [ 901.677507] ? follow_pfn+0x260/0x260 [ 901.681354] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 901.686146] do_wp_page+0x518/0xfa0 [ 901.689816] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 901.694523] __handle_mm_fault+0x21a4/0x3b60 [ 901.698985] ? copy_page_range+0x1e70/0x1e70 [ 901.703436] ? lock_release+0x42b/0x820 [ 901.707469] ? sync_mm_rss+0xa4/0x1b0 [ 901.711335] handle_mm_fault+0x1a5/0x670 [ 901.715440] __get_user_pages+0x599/0x1650 [ 901.719714] ? follow_page_mask+0x1a60/0x1a60 [ 901.724252] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 901.729050] ? retint_kernel+0x2d/0x2d [ 901.732976] populate_vma_page_range+0x1fd/0x290 [ 901.737801] __mm_populate+0x1e8/0x350 [ 901.741732] ? populate_vma_page_range+0x290/0x290 [ 901.746690] ? do_mlock+0x6b0/0x6b0 [ 901.750375] __x64_sys_mlockall+0x340/0x500 [ 901.754747] do_syscall_64+0xf9/0x620 [ 901.758591] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 901.763814] RIP: 0033:0x45c479 [ 901.767024] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 901.785993] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 901.793752] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 901.801082] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 901.808400] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 901.815875] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 901.823167] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 901.831813] Task in /syz5 killed as a result of limit of /syz5 [ 901.838182] memory: usage 307200kB, limit 307200kB, failcnt 7240 [ 901.844679] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 901.851712] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 901.858293] Memory cgroup stats for /syz5: cache:0KB rss:298428KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:60496KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:235880KB [ 901.880210] Memory cgroup out of memory: Kill process 10745 (syz-executor.5) score 1116 or sacrifice child [ 901.890983] Killed process 10748 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 902.005423] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 902.017195] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 902.022814] CPU: 0 PID: 10751 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 902.030723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 902.040108] Call Trace: [ 902.042740] dump_stack+0x188/0x20d [ 902.046400] dump_header+0x159/0xa5e [ 902.050201] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 902.055345] ? ___ratelimit+0x59/0x573 [ 902.059448] oom_kill_process.cold+0x10/0x6dc [ 902.064020] ? task_will_free_mem+0x134/0x6d0 [ 902.068940] out_of_memory+0x349/0x1250 [ 902.072958] ? oom_killer_disable+0x270/0x270 [ 902.077484] mem_cgroup_out_of_memory+0x1c7/0x240 [ 902.082384] ? memcg_event_wake+0x210/0x210 [ 902.086733] ? do_raw_spin_unlock+0x171/0x260 [ 902.091244] try_charge+0xe22/0x1300 [ 902.094993] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 902.100143] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 902.105004] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 902.111095] ? mark_held_locks+0xf0/0xf0 [ 902.115180] mem_cgroup_try_charge+0x249/0x5c0 [ 902.119787] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 902.124741] __handle_mm_fault+0x1cfb/0x3b60 [ 902.129164] ? copy_page_range+0x1e70/0x1e70 [ 902.133610] ? count_memcg_event_mm+0x279/0x4c0 [ 902.138337] handle_mm_fault+0x1a5/0x670 [ 902.142421] __get_user_pages+0x599/0x1650 [ 902.146697] ? follow_page_mask+0x1a60/0x1a60 [ 902.151323] ? lock_acquire+0x170/0x400 [ 902.155368] populate_vma_page_range+0x1fd/0x290 [ 902.160229] __mm_populate+0x1e8/0x350 [ 902.164126] ? populate_vma_page_range+0x290/0x290 [ 902.169094] ? do_mlock+0x6b0/0x6b0 [ 902.173002] __x64_sys_mlockall+0x340/0x500 [ 902.177380] do_syscall_64+0xf9/0x620 [ 902.181227] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 902.187153] RIP: 0033:0x45c479 [ 902.190359] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 902.210427] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 902.218175] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 902.225479] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 902.232763] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 902.240038] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 902.247346] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 902.254904] Task in /syz2 killed as a result of limit of /syz2 [ 902.260990] memory: usage 307200kB, limit 307200kB, failcnt 5090 [ 902.267207] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 902.275133] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 902.281445] Memory cgroup stats for /syz2: cache:0KB rss:297788KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:103724KB active_anon:2240KB inactive_file:8KB active_file:4KB unevictable:191840KB [ 902.303035] Memory cgroup out of memory: Kill process 10502 (syz-executor.2) score 1049 or sacrifice child [ 902.313044] Killed process 10502 (syz-executor.2) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 902.336965] oom_reaper: reaped process 10502 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 902.779097] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 902.791885] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 902.797887] CPU: 1 PID: 10755 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 902.806046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 902.815443] Call Trace: [ 902.818099] dump_stack+0x188/0x20d [ 902.821981] dump_header+0x159/0xa5e [ 902.826727] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 902.832143] ? ___ratelimit+0x59/0x573 [ 902.836092] oom_kill_process.cold+0x10/0x6dc [ 902.840638] out_of_memory+0x349/0x1250 [ 902.844648] ? oom_killer_disable+0x270/0x270 [ 902.849480] mem_cgroup_out_of_memory+0x1c7/0x240 [ 902.854453] ? memcg_event_wake+0x210/0x210 [ 902.858921] ? do_raw_spin_unlock+0x171/0x260 [ 902.863894] try_charge+0xe22/0x1300 [ 902.867646] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 902.872545] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 902.877431] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 902.883608] mem_cgroup_try_charge+0x249/0x5c0 [ 902.888236] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 902.893207] wp_page_copy+0x3fe/0x1530 [ 902.897324] ? follow_pfn+0x260/0x260 [ 902.901156] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 902.906644] do_wp_page+0x518/0xfa0 [ 902.910307] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 902.915278] __handle_mm_fault+0x21a4/0x3b60 [ 902.919801] ? copy_page_range+0x1e70/0x1e70 [ 902.924232] ? count_memcg_event_mm+0x279/0x4c0 [ 902.929045] handle_mm_fault+0x1a5/0x670 [ 902.933246] __get_user_pages+0x599/0x1650 [ 902.937529] ? follow_page_mask+0x1a60/0x1a60 [ 902.942078] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 902.946888] ? retint_kernel+0x2d/0x2d [ 902.950897] populate_vma_page_range+0x1fd/0x290 [ 902.955774] __mm_populate+0x1e8/0x350 [ 902.959693] ? populate_vma_page_range+0x290/0x290 [ 902.965360] ? do_mlock+0x6b0/0x6b0 [ 902.969188] __x64_sys_mlockall+0x340/0x500 [ 902.973542] do_syscall_64+0xf9/0x620 [ 902.977685] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 902.982908] RIP: 0033:0x45c479 [ 902.986123] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 903.009246] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 903.017163] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 903.024634] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 903.031950] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 903.039241] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 903.046525] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 903.055128] Task in /syz0 killed as a result of limit of /syz0 [ 903.061453] memory: usage 307200kB, limit 307200kB, failcnt 4704 [ 903.068268] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 903.075374] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 903.081795] Memory cgroup stats for /syz0: cache:0KB rss:298200KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:80968KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:215064KB [ 903.103997] Memory cgroup out of memory: Kill process 10752 (syz-executor.0) score 1116 or sacrifice child [ 903.114501] Killed process 10758 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 903.128371] Memory cgroup out of memory: Kill process 10750 (syz-executor.2) score 1120 or sacrifice child [ 903.138647] Killed process 10750 (syz-executor.2) total-vm:40016kB, anon-rss:18376kB, file-rss:21616kB, shmem-rss:0kB [ 903.160436] oom_reaper: reaped process 10750 (syz-executor.2), now anon-rss:18376kB, file-rss:21608kB, shmem-rss:0kB [ 903.205979] Memory cgroup out of memory: Kill process 10737 (syz-executor.3) score 1049 or sacrifice child [ 903.216066] Killed process 10737 (syz-executor.3) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 903.556851] oom_kill_process: 2 callbacks suppressed [ 903.556906] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 903.574003] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 903.580621] CPU: 0 PID: 10762 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 903.588531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 903.597916] Call Trace: [ 903.600541] dump_stack+0x188/0x20d [ 903.604214] dump_header+0x159/0xa5e [ 903.607958] ? ___ratelimit+0x2b8/0x573 [ 903.611967] ? ___ratelimit+0x59/0x573 [ 903.615909] oom_kill_process.cold+0x10/0x6dc [ 903.620450] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 903.625260] ? task_will_free_mem+0x134/0x6d0 [ 903.629791] out_of_memory+0x349/0x1250 [ 903.633801] ? oom_killer_disable+0x270/0x270 [ 903.638486] mem_cgroup_out_of_memory+0x1c7/0x240 [ 903.644107] ? memcg_event_wake+0x210/0x210 [ 903.648492] ? do_raw_spin_unlock+0x171/0x260 [ 903.653025] try_charge+0xe22/0x1300 [ 903.656798] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 903.661824] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 903.666704] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 903.672802] mem_cgroup_try_charge+0x249/0x5c0 [ 903.677429] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 903.682397] wp_page_copy+0x3fe/0x1530 [ 903.686320] ? retint_kernel+0x2d/0x2d [ 903.690338] ? follow_pfn+0x260/0x260 [ 903.694168] ? do_wp_page+0x1dc/0xfa0 [ 903.698005] do_wp_page+0x518/0xfa0 [ 903.701670] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 903.706391] __handle_mm_fault+0x21a4/0x3b60 [ 903.710832] ? copy_page_range+0x1e70/0x1e70 [ 903.715402] ? count_memcg_event_mm+0x279/0x4c0 [ 903.720115] handle_mm_fault+0x1a5/0x670 [ 903.724276] __get_user_pages+0x599/0x1650 [ 903.728552] ? follow_page_mask+0x1a60/0x1a60 [ 903.733100] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 903.738031] ? retint_kernel+0x2d/0x2d [ 903.741980] populate_vma_page_range+0x1fd/0x290 [ 903.746814] __mm_populate+0x1e8/0x350 [ 903.750737] ? populate_vma_page_range+0x290/0x290 [ 903.755725] ? do_mlock+0x6b0/0x6b0 [ 903.759422] __x64_sys_mlockall+0x340/0x500 [ 903.763784] do_syscall_64+0xf9/0x620 [ 903.767706] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 903.772959] RIP: 0033:0x45c479 [ 903.776199] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 903.795626] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 903.803377] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 903.810685] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 903.817982] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 903.825396] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 903.832705] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 903.841569] Task in /syz3 killed as a result of limit of /syz3 [ 903.847995] memory: usage 307200kB, limit 307200kB, failcnt 5120 [ 903.854744] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 903.861851] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 903.868157] Memory cgroup stats for /syz3: cache:0KB rss:298328KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:65032KB active_anon:80KB inactive_file:8KB active_file:8KB unevictable:233292KB [ 903.890452] Memory cgroup out of memory: Kill process 10759 (syz-executor.3) score 1116 or sacrifice child [ 903.901259] Killed process 10766 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 903.914957] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 903.927093] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 903.932859] CPU: 1 PID: 10765 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 903.940931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 903.950321] Call Trace: [ 903.952958] dump_stack+0x188/0x20d [ 903.956608] dump_header+0x159/0xa5e [ 903.960349] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 903.965474] ? ___ratelimit+0x59/0x573 [ 903.969383] oom_kill_process.cold+0x10/0x6dc [ 903.973915] ? out_of_memory+0x428/0x1250 [ 903.978085] ? out_of_memory+0x19f/0x1250 [ 903.982268] ? mem_cgroup_get_max+0x25/0x240 [ 903.986700] out_of_memory+0x349/0x1250 [ 903.990717] ? oom_killer_disable+0x270/0x270 [ 903.995493] mem_cgroup_out_of_memory+0x1c7/0x240 [ 904.000445] ? memcg_event_wake+0x210/0x210 [ 904.005001] ? do_raw_spin_unlock+0x171/0x260 [ 904.009534] try_charge+0xe22/0x1300 [ 904.013436] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 904.018317] ? retint_kernel+0x2d/0x2d [ 904.022244] mem_cgroup_try_charge+0x249/0x5c0 [ 904.026864] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 904.032020] wp_page_copy+0x3fe/0x1530 [ 904.035960] ? follow_pfn+0x260/0x260 [ 904.039848] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 904.044492] do_wp_page+0x518/0xfa0 [ 904.048162] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 904.052892] __handle_mm_fault+0x21a4/0x3b60 [ 904.057511] ? copy_page_range+0x1e70/0x1e70 [ 904.061953] ? count_memcg_event_mm+0x279/0x4c0 [ 904.066691] handle_mm_fault+0x1a5/0x670 [ 904.070803] __get_user_pages+0x599/0x1650 [ 904.075074] ? follow_page_mask+0x1a60/0x1a60 [ 904.079618] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 904.084422] ? retint_kernel+0x2d/0x2d [ 904.088517] populate_vma_page_range+0x1fd/0x290 [ 904.093331] __mm_populate+0x1e8/0x350 [ 904.097526] ? populate_vma_page_range+0x290/0x290 [ 904.102500] ? do_mlock+0x6b0/0x6b0 [ 904.106270] __x64_sys_mlockall+0x340/0x500 [ 904.110687] do_syscall_64+0xf9/0x620 [ 904.114518] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 904.119886] RIP: 0033:0x45c479 [ 904.123099] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 904.142040] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 904.149887] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 904.157200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 904.164518] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 904.171813] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 904.179122] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 904.187470] Task in /syz5 killed as a result of limit of /syz5 [ 904.193784] memory: usage 307200kB, limit 307200kB, failcnt 7262 [ 904.200114] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 904.207040] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 904.213335] Memory cgroup stats for /syz5: cache:0KB rss:298460KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:60496KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:235860KB [ 904.235720] Memory cgroup out of memory: Kill process 10764 (syz-executor.5) score 1116 or sacrifice child [ 904.245839] Killed process 10768 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 904.262349] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 904.274116] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 904.279952] CPU: 1 PID: 10762 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 904.287999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 904.297381] Call Trace: [ 904.300032] dump_stack+0x188/0x20d [ 904.303686] dump_header+0x159/0xa5e [ 904.307425] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 904.312727] ? ___ratelimit+0x59/0x573 [ 904.316671] oom_kill_process.cold+0x10/0x6dc [ 904.321230] ? mem_cgroup_get_max+0x6b/0x240 [ 904.325673] out_of_memory+0x349/0x1250 [ 904.329710] ? oom_killer_disable+0x270/0x270 [ 904.334275] mem_cgroup_out_of_memory+0x1c7/0x240 [ 904.339158] ? memcg_event_wake+0x210/0x210 [ 904.343525] ? do_raw_spin_unlock+0x171/0x260 [ 904.348049] try_charge+0xe22/0x1300 [ 904.352239] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 904.357321] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 904.362268] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 904.368395] mem_cgroup_try_charge+0x249/0x5c0 [ 904.373025] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 904.378014] wp_page_copy+0x3fe/0x1530 [ 904.381954] ? retint_kernel+0x2d/0x2d [ 904.386046] ? follow_pfn+0x260/0x260 [ 904.389870] ? do_wp_page+0x1dc/0xfa0 [ 904.393736] do_wp_page+0x518/0xfa0 [ 904.397522] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 904.402286] __handle_mm_fault+0x21a4/0x3b60 [ 904.406717] ? copy_page_range+0x1e70/0x1e70 [ 904.411173] ? count_memcg_event_mm+0x279/0x4c0 [ 904.415873] handle_mm_fault+0x1a5/0x670 [ 904.419960] __get_user_pages+0x599/0x1650 [ 904.424460] ? follow_page_mask+0x1a60/0x1a60 [ 904.429033] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 904.433925] ? retint_kernel+0x2d/0x2d [ 904.437852] populate_vma_page_range+0x1fd/0x290 [ 904.442639] __mm_populate+0x1e8/0x350 [ 904.446729] ? populate_vma_page_range+0x290/0x290 [ 904.451706] ? do_mlock+0x6b0/0x6b0 [ 904.455402] __x64_sys_mlockall+0x340/0x500 [ 904.460017] do_syscall_64+0xf9/0x620 [ 904.463848] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 904.469100] RIP: 0033:0x45c479 [ 904.472319] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 904.491394] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 904.499140] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 904.506443] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 904.513762] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 904.521044] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 904.528353] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 904.536519] Task in /syz3 killed as a result of limit of /syz3 [ 904.544141] memory: usage 300768kB, limit 307200kB, failcnt 5126 [ 904.550885] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 904.557783] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 904.566108] Memory cgroup stats for /syz3: cache:0KB rss:292020KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:62812KB active_anon:76KB inactive_file:8KB active_file:8KB unevictable:229196KB [ 904.588665] Memory cgroup out of memory: Kill process 10759 (syz-executor.3) score 1116 or sacrifice child [ 904.599399] Killed process 10759 (syz-executor.3) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 904.620415] oom_reaper: reaped process 10759 (syz-executor.3), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 905.249932] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 905.261378] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 905.267011] CPU: 1 PID: 10772 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 905.274912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 905.284428] Call Trace: [ 905.287111] dump_stack+0x188/0x20d [ 905.290798] dump_header+0x159/0xa5e [ 905.294542] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 905.299688] ? ___ratelimit+0x59/0x573 [ 905.303617] oom_kill_process.cold+0x10/0x6dc [ 905.308153] ? out_of_memory+0x26a/0x1250 [ 905.312329] out_of_memory+0x349/0x1250 [ 905.316373] ? oom_killer_disable+0x270/0x270 [ 905.320916] mem_cgroup_out_of_memory+0x1c7/0x240 [ 905.325975] ? memcg_event_wake+0x210/0x210 [ 905.330353] ? do_raw_spin_unlock+0x171/0x260 [ 905.334896] try_charge+0xe22/0x1300 [ 905.338658] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 905.343547] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 905.348463] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 905.354564] ? retint_kernel+0x2d/0x2d [ 905.358512] mem_cgroup_try_charge+0x249/0x5c0 [ 905.363136] ? alloc_pages_vma+0xdc/0x580 [ 905.367320] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 905.372316] wp_page_copy+0x3fe/0x1530 [ 905.376243] ? follow_pfn+0x260/0x260 [ 905.380080] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 905.384693] do_wp_page+0x518/0xfa0 [ 905.388374] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 905.393093] __handle_mm_fault+0x21a4/0x3b60 [ 905.397532] ? copy_page_range+0x1e70/0x1e70 [ 905.401996] ? count_memcg_event_mm+0x279/0x4c0 [ 905.406704] handle_mm_fault+0x1a5/0x670 [ 905.410939] __get_user_pages+0x599/0x1650 [ 905.415252] ? follow_page_mask+0x1a60/0x1a60 [ 905.419778] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 905.424692] ? retint_kernel+0x2d/0x2d [ 905.428612] populate_vma_page_range+0x1fd/0x290 [ 905.433417] __mm_populate+0x1e8/0x350 [ 905.437357] ? populate_vma_page_range+0x290/0x290 [ 905.442299] ? do_mlock+0x6b0/0x6b0 [ 905.445984] __x64_sys_mlockall+0x340/0x500 [ 905.450337] do_syscall_64+0xf9/0x620 [ 905.454173] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 905.459407] RIP: 0033:0x45c479 [ 905.462617] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 905.481547] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 905.489416] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 905.496710] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 905.504014] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 905.511418] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 905.518729] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 905.528595] Task in /syz1 killed as a result of limit of /syz1 [ 905.534992] memory: usage 307200kB, limit 307200kB, failcnt 9594 [ 905.541477] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 905.548575] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 905.554941] Memory cgroup stats for /syz1: cache:0KB rss:297484KB rss_huge:237568KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:126164KB active_anon:148KB inactive_file:4KB active_file:4KB unevictable:171268KB [ 905.577297] Memory cgroup out of memory: Kill process 10771 (syz-executor.1) score 1116 or sacrifice child [ 905.587759] Killed process 10773 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 905.601303] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 905.612927] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 905.618570] CPU: 0 PID: 10777 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 905.626462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 905.635836] Call Trace: [ 905.638453] dump_stack+0x188/0x20d [ 905.642096] dump_header+0x159/0xa5e [ 905.645848] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 905.650986] ? ___ratelimit+0x59/0x573 [ 905.654921] oom_kill_process.cold+0x10/0x6dc [ 905.659443] ? out_of_memory+0x428/0x1250 [ 905.663601] ? out_of_memory+0x19f/0x1250 [ 905.667787] ? mem_cgroup_get_max+0x32/0x240 [ 905.672228] out_of_memory+0x349/0x1250 [ 905.676221] ? oom_killer_disable+0x270/0x270 [ 905.680784] mem_cgroup_out_of_memory+0x1c7/0x240 [ 905.685683] ? memcg_event_wake+0x210/0x210 [ 905.690044] ? do_raw_spin_unlock+0x171/0x260 [ 905.694556] try_charge+0xe22/0x1300 [ 905.698319] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 905.703198] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 905.708094] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 905.714306] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 905.719091] mem_cgroup_try_charge+0x249/0x5c0 [ 905.723855] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 905.728839] wp_page_copy+0x3fe/0x1530 [ 905.732799] ? follow_pfn+0x260/0x260 [ 905.736688] ? retint_kernel+0x2d/0x2d [ 905.740644] do_wp_page+0x518/0xfa0 [ 905.744306] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 905.749242] __handle_mm_fault+0x21a4/0x3b60 [ 905.753699] ? copy_page_range+0x1e70/0x1e70 [ 905.758157] ? count_memcg_event_mm+0x279/0x4c0 [ 905.762872] handle_mm_fault+0x1a5/0x670 [ 905.767003] __get_user_pages+0x599/0x1650 [ 905.771273] ? follow_page_mask+0x1a60/0x1a60 [ 905.775820] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 905.780621] ? retint_kernel+0x2d/0x2d [ 905.784548] populate_vma_page_range+0x1fd/0x290 [ 905.789366] __mm_populate+0x1e8/0x350 [ 905.793284] ? populate_vma_page_range+0x290/0x290 [ 905.798268] ? do_mlock+0x6b0/0x6b0 [ 905.801961] __x64_sys_mlockall+0x340/0x500 [ 905.806577] do_syscall_64+0xf9/0x620 [ 905.810542] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 905.815767] RIP: 0033:0x45c479 [ 905.818984] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 905.838045] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 905.845778] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 905.853293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 905.860582] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 905.868000] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 905.875294] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 905.883884] Task in /syz0 killed as a result of limit of /syz0 [ 905.890378] memory: usage 307200kB, limit 307200kB, failcnt 4720 [ 905.896662] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 905.903963] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 905.910483] Memory cgroup stats for /syz0: cache:0KB rss:298152KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:217116KB [ 905.932999] Memory cgroup out of memory: Kill process 10776 (syz-executor.0) score 1116 or sacrifice child [ 905.943622] Killed process 10778 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 905.959623] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 905.971512] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 905.977181] CPU: 0 PID: 10772 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 905.985712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 905.995099] Call Trace: [ 905.997736] dump_stack+0x188/0x20d [ 906.001412] dump_header+0x159/0xa5e [ 906.005168] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 906.010302] ? ___ratelimit+0x59/0x573 [ 906.014232] oom_kill_process.cold+0x10/0x6dc [ 906.018770] ? task_will_free_mem+0x134/0x6d0 [ 906.023864] out_of_memory+0x349/0x1250 [ 906.027906] ? oom_killer_disable+0x270/0x270 [ 906.032441] ? mem_cgroup_out_of_memory+0x97/0x240 [ 906.037404] mem_cgroup_out_of_memory+0x1c7/0x240 [ 906.042281] ? memcg_event_wake+0x210/0x210 [ 906.046670] ? do_raw_spin_unlock+0x171/0x260 [ 906.051191] try_charge+0xe22/0x1300 [ 906.054939] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 906.059838] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 906.064709] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 906.071020] ? retint_kernel+0x2d/0x2d [ 906.074969] mem_cgroup_try_charge+0x249/0x5c0 [ 906.079600] ? alloc_pages_vma+0xdc/0x580 [ 906.083943] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 906.088953] wp_page_copy+0x3fe/0x1530 [ 906.092905] ? follow_pfn+0x260/0x260 [ 906.096776] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 906.101432] do_wp_page+0x518/0xfa0 [ 906.105126] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 906.109998] __handle_mm_fault+0x21a4/0x3b60 [ 906.114453] ? copy_page_range+0x1e70/0x1e70 [ 906.119013] ? count_memcg_event_mm+0x279/0x4c0 [ 906.123810] handle_mm_fault+0x1a5/0x670 [ 906.127909] __get_user_pages+0x599/0x1650 [ 906.132381] ? follow_page_mask+0x1a60/0x1a60 [ 906.136928] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 906.141734] ? retint_kernel+0x2d/0x2d [ 906.145684] populate_vma_page_range+0x1fd/0x290 2020/03/03 17:54:24 executed programs: 543 [ 906.150486] __mm_populate+0x1e8/0x350 [ 906.154421] ? populate_vma_page_range+0x290/0x290 [ 906.159500] ? do_mlock+0x6b0/0x6b0 [ 906.163178] __x64_sys_mlockall+0x340/0x500 [ 906.167540] do_syscall_64+0xf9/0x620 [ 906.171567] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 906.176795] RIP: 0033:0x45c479 [ 906.180034] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 906.199422] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 906.207178] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 906.214594] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 906.221899] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 906.229428] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 906.236964] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 906.246181] Task in /syz1 killed as a result of limit of /syz1 [ 906.252605] memory: usage 303416kB, limit 307200kB, failcnt 9600 [ 906.258900] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 906.266140] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 906.272453] Memory cgroup stats for /syz1: cache:0KB rss:293828KB rss_huge:237568KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:122496KB active_anon:148KB inactive_file:4KB active_file:4KB unevictable:171268KB [ 906.294263] Memory cgroup out of memory: Kill process 10771 (syz-executor.1) score 1116 or sacrifice child [ 906.304334] Killed process 10772 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:21616kB, shmem-rss:0kB [ 906.568780] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 906.580654] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 906.586229] CPU: 1 PID: 10786 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 906.594231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 906.603711] Call Trace: [ 906.606340] dump_stack+0x188/0x20d [ 906.609989] dump_header+0x159/0xa5e [ 906.613879] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 906.619029] ? ___ratelimit+0x59/0x573 [ 906.622971] oom_kill_process.cold+0x10/0x6dc [ 906.627583] ? out_of_memory+0x13d/0x1250 [ 906.631786] ? out_of_memory+0x3fd/0x1250 [ 906.635975] out_of_memory+0x349/0x1250 [ 906.639978] ? oom_killer_disable+0x270/0x270 [ 906.644499] ? mem_cgroup_out_of_memory+0x97/0x240 [ 906.649467] mem_cgroup_out_of_memory+0x1c7/0x240 [ 906.654336] ? memcg_event_wake+0x210/0x210 [ 906.658720] ? do_raw_spin_unlock+0x171/0x260 [ 906.663248] try_charge+0xe22/0x1300 [ 906.666993] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 906.671889] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 906.676768] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 906.682884] ? __lock_acquire+0x6ee/0x49c0 [ 906.687168] mem_cgroup_try_charge+0x249/0x5c0 [ 906.691795] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 906.696788] wp_page_copy+0x3fe/0x1530 [ 906.700737] ? follow_pfn+0x260/0x260 [ 906.704713] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 906.709514] do_wp_page+0x518/0xfa0 [ 906.713178] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 906.717892] ? __sanitizer_cov_trace_pc+0xd/0x50 [ 906.722680] __handle_mm_fault+0x21a4/0x3b60 [ 906.727278] ? copy_page_range+0x1e70/0x1e70 [ 906.731708] ? count_memcg_event_mm+0x279/0x4c0 [ 906.736409] handle_mm_fault+0x1a5/0x670 [ 906.740514] __get_user_pages+0x599/0x1650 [ 906.744810] ? follow_page_mask+0x1a60/0x1a60 [ 906.749324] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 906.754267] ? retint_kernel+0x2d/0x2d [ 906.758204] populate_vma_page_range+0x1fd/0x290 [ 906.763009] __mm_populate+0x1e8/0x350 [ 906.766925] ? populate_vma_page_range+0x290/0x290 [ 906.771880] ? __x64_sys_mlockall+0x2ca/0x500 [ 906.776400] __x64_sys_mlockall+0x340/0x500 [ 906.780751] do_syscall_64+0xf9/0x620 [ 906.784590] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 906.789884] RIP: 0033:0x45c479 [ 906.793094] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 906.812138] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 906.819881] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 906.827191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 906.834656] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 906.841961] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 906.849251] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 906.857471] Task in /syz2 killed as a result of limit of /syz2 [ 906.863792] memory: usage 307200kB, limit 307200kB, failcnt 5198 [ 906.870558] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 906.877445] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 906.883891] Memory cgroup stats for /syz2: cache:0KB rss:297636KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:88824KB active_anon:2220KB inactive_file:8KB active_file:4KB unevictable:206668KB [ 906.906352] Memory cgroup out of memory: Kill process 10781 (syz-executor.2) score 1116 or sacrifice child [ 906.916681] Killed process 10790 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 906.929494] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 906.941358] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 906.946926] CPU: 0 PID: 10788 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 906.954835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 906.964321] Call Trace: [ 906.966946] dump_stack+0x188/0x20d [ 906.970606] dump_header+0x159/0xa5e [ 906.974343] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 906.979602] ? ___ratelimit+0x59/0x573 [ 906.983528] oom_kill_process.cold+0x10/0x6dc [ 906.988080] ? task_will_free_mem+0x134/0x6d0 [ 906.992632] out_of_memory+0x349/0x1250 [ 906.996645] ? oom_killer_disable+0x270/0x270 [ 907.001171] ? mem_cgroup_out_of_memory+0x97/0x240 [ 907.006144] mem_cgroup_out_of_memory+0x1c7/0x240 [ 907.011011] ? memcg_event_wake+0x210/0x210 [ 907.015355] ? do_raw_spin_unlock+0x171/0x260 [ 907.019868] try_charge+0xe22/0x1300 [ 907.023908] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 907.028794] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 907.033801] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 907.039905] mem_cgroup_try_charge+0x249/0x5c0 [ 907.044521] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 907.049521] wp_page_copy+0x3fe/0x1530 [ 907.053453] ? follow_pfn+0x260/0x260 [ 907.057291] ? __lock_acquire+0x6ee/0x49c0 [ 907.061575] ? mark_held_locks+0xa6/0xf0 [ 907.065680] do_wp_page+0x518/0xfa0 [ 907.069340] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 907.074045] __handle_mm_fault+0x21a4/0x3b60 [ 907.078643] ? copy_page_range+0x1e70/0x1e70 [ 907.083195] ? count_memcg_event_mm+0x279/0x4c0 [ 907.088087] handle_mm_fault+0x1a5/0x670 [ 907.092371] __get_user_pages+0x599/0x1650 [ 907.096662] ? follow_page_mask+0x1a60/0x1a60 [ 907.101198] ? populate_vma_page_range+0x1c3/0x290 [ 907.106211] populate_vma_page_range+0x1fd/0x290 [ 907.111172] __mm_populate+0x1e8/0x350 [ 907.115118] ? populate_vma_page_range+0x290/0x290 [ 907.120093] ? do_mlock+0x6b0/0x6b0 [ 907.123968] __x64_sys_mlockall+0x340/0x500 [ 907.128330] do_syscall_64+0xf9/0x620 [ 907.132154] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 907.137385] RIP: 0033:0x45c479 [ 907.140599] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 907.159533] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 907.167414] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 907.174865] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 907.182169] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 907.189475] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 907.196781] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 907.261927] Task in /syz3 killed as a result of limit of /syz3 [ 907.268290] memory: usage 307200kB, limit 307200kB, failcnt 5148 [ 907.274686] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 907.281642] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 907.287974] Memory cgroup stats for /syz3: cache:0KB rss:298332KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66484KB active_anon:76KB inactive_file:4KB active_file:12KB unevictable:231784KB [ 907.309970] Memory cgroup out of memory: Kill process 10783 (syz-executor.3) score 1120 or sacrifice child [ 907.320318] Killed process 10794 (syz-executor.3) total-vm:40016kB, anon-rss:18384kB, file-rss:0kB, shmem-rss:0kB [ 907.334177] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 907.345709] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 907.351342] CPU: 1 PID: 10787 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 907.359258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 907.368624] Call Trace: [ 907.371249] dump_stack+0x188/0x20d [ 907.374911] dump_header+0x159/0xa5e [ 907.378638] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 907.383896] ? ___ratelimit+0x59/0x573 [ 907.387826] oom_kill_process.cold+0x10/0x6dc [ 907.392350] ? task_will_free_mem+0x134/0x6d0 [ 907.396900] out_of_memory+0x349/0x1250 [ 907.400908] ? mark_held_locks+0xa6/0xf0 [ 907.405422] ? oom_killer_disable+0x270/0x270 [ 907.409980] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 907.414586] mem_cgroup_out_of_memory+0x1c7/0x240 [ 907.419473] ? memcg_event_wake+0x210/0x210 [ 907.423856] try_charge+0xe22/0x1300 [ 907.427606] ? rcu_dynticks_curr_cpu_in_eqs+0x4c/0xa0 [ 907.432832] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 907.437716] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 907.442622] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 907.448722] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 907.453537] mem_cgroup_try_charge+0x249/0x5c0 [ 907.458248] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 907.463205] wp_page_copy+0x3fe/0x1530 [ 907.467258] ? follow_pfn+0x260/0x260 [ 907.471103] ? __lock_acquire+0x6ee/0x49c0 [ 907.475374] do_wp_page+0x518/0xfa0 [ 907.479049] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 907.484381] __handle_mm_fault+0x21a4/0x3b60 [ 907.488813] ? copy_page_range+0x1e70/0x1e70 [ 907.493296] ? count_memcg_event_mm+0x279/0x4c0 [ 907.498029] handle_mm_fault+0x1a5/0x670 [ 907.502117] __get_user_pages+0x599/0x1650 [ 907.506403] ? follow_page_mask+0x1a60/0x1a60 [ 907.510938] ? populate_vma_page_range+0x33/0x290 [ 907.515832] populate_vma_page_range+0x1fd/0x290 [ 907.520634] __mm_populate+0x1e8/0x350 [ 907.524541] ? populate_vma_page_range+0x290/0x290 [ 907.529474] ? do_mlock+0x6b0/0x6b0 [ 907.533275] __x64_sys_mlockall+0x340/0x500 [ 907.537625] do_syscall_64+0xf9/0x620 [ 907.541586] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 907.546884] RIP: 0033:0x45c479 [ 907.550124] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 907.569064] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 907.576806] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 907.584089] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 907.591372] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 907.598651] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 907.605932] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 907.613414] Task in /syz5 killed as a result of limit of /syz5 [ 907.619705] memory: usage 307200kB, limit 307200kB, failcnt 7286 [ 907.625971] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 907.632855] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 907.639093] Memory cgroup stats for /syz5: cache:0KB rss:298412KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:60496KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:235860KB [ 907.661118] Memory cgroup out of memory: Kill process 10782 (syz-executor.5) score 1116 or sacrifice child [ 907.671352] Killed process 10791 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 908.119073] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 908.131663] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 908.137339] CPU: 0 PID: 10789 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 908.145340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 908.154729] Call Trace: [ 908.157361] dump_stack+0x188/0x20d [ 908.161024] dump_header+0x159/0xa5e [ 908.164767] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 908.169905] ? ___ratelimit+0x59/0x573 [ 908.173840] oom_kill_process.cold+0x10/0x6dc [ 908.178380] ? task_will_free_mem+0x134/0x6d0 [ 908.182917] out_of_memory+0x349/0x1250 [ 908.186919] ? oom_killer_disable+0x270/0x270 [ 908.191459] mem_cgroup_out_of_memory+0x1c7/0x240 [ 908.196346] ? memcg_event_wake+0x210/0x210 [ 908.200702] ? do_raw_spin_unlock+0x171/0x260 [ 908.205226] try_charge+0xe22/0x1300 [ 908.208975] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 908.213848] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 908.218718] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 908.224961] mem_cgroup_try_charge+0x249/0x5c0 [ 908.229579] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 908.234688] wp_page_copy+0x3fe/0x1530 [ 908.238648] ? follow_pfn+0x260/0x260 [ 908.242497] ? do_wp_page+0x278/0xfa0 [ 908.246338] do_wp_page+0x518/0xfa0 [ 908.250012] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 908.254720] __handle_mm_fault+0x21a4/0x3b60 [ 908.259171] ? copy_page_range+0x1e70/0x1e70 [ 908.263636] ? count_memcg_event_mm+0x279/0x4c0 [ 908.268372] handle_mm_fault+0x1a5/0x670 [ 908.272487] __get_user_pages+0x599/0x1650 [ 908.276925] ? follow_page_mask+0x1a60/0x1a60 [ 908.281481] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 908.286304] ? retint_kernel+0x2d/0x2d [ 908.290350] populate_vma_page_range+0x1fd/0x290 [ 908.295160] __mm_populate+0x1e8/0x350 [ 908.299086] ? populate_vma_page_range+0x290/0x290 [ 908.304173] ? do_mlock+0x6b0/0x6b0 [ 908.307912] __x64_sys_mlockall+0x340/0x500 [ 908.312289] do_syscall_64+0xf9/0x620 [ 908.316150] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 908.321382] RIP: 0033:0x45c479 [ 908.324589] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 908.343529] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 908.351254] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 908.358563] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 908.365926] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 908.373229] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 908.380526] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 908.390108] Task in /syz4 killed as a result of limit of /syz4 [ 908.396449] memory: usage 307200kB, limit 307200kB, failcnt 3516 [ 908.402855] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 908.409881] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 908.416292] Memory cgroup stats for /syz4: cache:0KB rss:298396KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:4KB active_file:4KB unevictable:217120KB [ 908.438617] Memory cgroup out of memory: Kill process 10785 (syz-executor.4) score 1116 or sacrifice child [ 908.449143] Killed process 10796 (syz-executor.4) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 908.820511] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 908.832185] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 908.837926] CPU: 0 PID: 10798 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 908.845836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 908.855216] Call Trace: [ 908.857859] dump_stack+0x188/0x20d [ 908.861517] dump_header+0x159/0xa5e [ 908.865268] ? oom_kill_process+0x130/0x140 [ 908.869617] oom_kill_process.cold+0x10/0x6dc [ 908.874141] ? task_will_free_mem+0x134/0x6d0 [ 908.878667] out_of_memory+0x349/0x1250 [ 908.882667] ? oom_killer_disable+0x270/0x270 [ 908.887199] mem_cgroup_out_of_memory+0x1c7/0x240 [ 908.892081] ? memcg_event_wake+0x210/0x210 [ 908.896433] ? do_raw_spin_unlock+0x171/0x260 [ 908.900954] try_charge+0xe22/0x1300 [ 908.904697] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 908.909591] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 908.914609] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 908.920701] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 908.925484] mem_cgroup_try_charge+0x249/0x5c0 [ 908.930092] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 908.935051] wp_page_copy+0x3fe/0x1530 [ 908.938960] ? retint_kernel+0x2d/0x2d [ 908.942868] ? follow_pfn+0x260/0x260 [ 908.946925] do_wp_page+0x518/0xfa0 [ 908.950576] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 908.955288] __handle_mm_fault+0x21a4/0x3b60 [ 908.959825] ? copy_page_range+0x1e70/0x1e70 [ 908.964297] ? lock_release+0x42b/0x820 [ 908.968328] handle_mm_fault+0x1a5/0x670 [ 908.972423] __get_user_pages+0x599/0x1650 [ 908.976825] ? follow_page_mask+0x1a60/0x1a60 [ 908.981348] ? populate_vma_page_range+0x10e/0x290 [ 908.986300] populate_vma_page_range+0x1fd/0x290 [ 908.991082] __mm_populate+0x1e8/0x350 [ 908.994993] ? populate_vma_page_range+0x290/0x290 [ 908.999948] ? do_mlock+0x6b0/0x6b0 [ 909.003595] __x64_sys_mlockall+0x340/0x500 [ 909.007955] do_syscall_64+0xf9/0x620 [ 909.011803] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 909.017014] RIP: 0033:0x45c479 [ 909.020217] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 909.039269] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 909.047000] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 909.054285] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 909.061575] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 909.068864] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 909.076145] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 909.083583] Task in /syz1 killed as a result of limit of /syz1 [ 909.089935] memory: usage 307200kB, limit 307200kB, failcnt 9636 [ 909.096300] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 909.103297] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 909.109640] Memory cgroup stats for /syz1: cache:0KB rss:297320KB rss_huge:241664KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:124116KB active_anon:148KB inactive_file:4KB active_file:4KB unevictable:173292KB [ 909.131538] Memory cgroup out of memory: Kill process 10797 (syz-executor.1) score 1116 or sacrifice child [ 909.141884] Killed process 10800 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 909.155007] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 909.166495] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 909.172151] CPU: 1 PID: 10804 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 909.180053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 909.189420] Call Trace: [ 909.192043] dump_stack+0x188/0x20d [ 909.195703] dump_header+0x159/0xa5e [ 909.199443] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 909.204572] ? ___ratelimit+0x59/0x573 [ 909.208490] oom_kill_process.cold+0x10/0x6dc [ 909.212996] ? out_of_memory+0x216/0x1250 [ 909.217144] ? oom_badness+0x670/0x670 [ 909.221129] out_of_memory+0x349/0x1250 [ 909.225122] ? oom_killer_disable+0x270/0x270 [ 909.229640] mem_cgroup_out_of_memory+0x1c7/0x240 [ 909.234508] ? memcg_event_wake+0x210/0x210 [ 909.238857] ? do_raw_spin_unlock+0x171/0x260 [ 909.243365] try_charge+0xe22/0x1300 [ 909.247107] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 909.251976] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 909.256846] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 909.263043] mem_cgroup_try_charge+0x249/0x5c0 [ 909.267655] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 909.272613] wp_page_copy+0x3fe/0x1530 [ 909.276520] ? follow_pfn+0x260/0x260 [ 909.280332] ? __lock_acquire+0x6ee/0x49c0 [ 909.284583] do_wp_page+0x518/0xfa0 [ 909.288215] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 909.292897] __handle_mm_fault+0x21a4/0x3b60 [ 909.297314] ? copy_page_range+0x1e70/0x1e70 [ 909.301729] ? count_memcg_event_mm+0x279/0x4c0 [ 909.306454] handle_mm_fault+0x1a5/0x670 [ 909.310542] __get_user_pages+0x599/0x1650 [ 909.314798] ? follow_page_mask+0x1a60/0x1a60 [ 909.319347] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 909.324154] ? retint_kernel+0x2d/0x2d [ 909.328059] populate_vma_page_range+0x1fd/0x290 [ 909.332844] __mm_populate+0x1e8/0x350 [ 909.336742] ? populate_vma_page_range+0x290/0x290 [ 909.341673] ? do_mlock+0x6b0/0x6b0 [ 909.345317] __x64_sys_mlockall+0x340/0x500 [ 909.349666] do_syscall_64+0xf9/0x620 [ 909.353480] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 909.358681] RIP: 0033:0x45c479 [ 909.361883] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 909.380788] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 909.388518] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 909.395801] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 909.403141] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 909.410429] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 909.417719] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 909.425922] Task in /syz0 killed as a result of limit of /syz0 [ 909.432755] memory: usage 307196kB, limit 307200kB, failcnt 4760 [ 909.439058] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 909.446280] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 909.453050] Memory cgroup stats for /syz0: cache:0KB rss:298164KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:217112KB [ 909.475332] Memory cgroup out of memory: Kill process 10801 (syz-executor.0) score 1116 or sacrifice child [ 909.485985] Killed process 10805 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 909.600714] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 909.612349] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 909.618142] CPU: 0 PID: 10798 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 909.626056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 909.635730] Call Trace: [ 909.638359] dump_stack+0x188/0x20d [ 909.642044] dump_header+0x159/0xa5e [ 909.645904] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 909.651165] ? ___ratelimit+0x59/0x573 [ 909.655088] oom_kill_process.cold+0x10/0x6dc [ 909.659635] ? task_will_free_mem+0x134/0x6d0 [ 909.664168] out_of_memory+0x349/0x1250 [ 909.668222] ? oom_killer_disable+0x270/0x270 [ 909.672777] mem_cgroup_out_of_memory+0x1c7/0x240 [ 909.677673] ? memcg_event_wake+0x210/0x210 [ 909.682134] ? do_raw_spin_unlock+0x171/0x260 [ 909.686693] try_charge+0xe22/0x1300 [ 909.690464] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 909.695354] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 909.700245] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 909.706354] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 909.711169] mem_cgroup_try_charge+0x249/0x5c0 [ 909.715800] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 909.720778] wp_page_copy+0x3fe/0x1530 [ 909.724826] ? retint_kernel+0x2d/0x2d [ 909.728768] ? follow_pfn+0x260/0x260 [ 909.732610] do_wp_page+0x518/0xfa0 [ 909.736292] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 909.741014] __handle_mm_fault+0x21a4/0x3b60 [ 909.745587] ? copy_page_range+0x1e70/0x1e70 [ 909.750219] ? lock_release+0x42b/0x820 [ 909.754267] handle_mm_fault+0x1a5/0x670 [ 909.758373] __get_user_pages+0x599/0x1650 [ 909.762688] ? follow_page_mask+0x1a60/0x1a60 [ 909.767265] ? populate_vma_page_range+0x10e/0x290 [ 909.772239] populate_vma_page_range+0x1fd/0x290 [ 909.777155] __mm_populate+0x1e8/0x350 [ 909.781087] ? populate_vma_page_range+0x290/0x290 [ 909.786058] ? do_mlock+0x6b0/0x6b0 [ 909.789850] __x64_sys_mlockall+0x340/0x500 [ 909.794211] do_syscall_64+0xf9/0x620 [ 909.798044] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 909.803275] RIP: 0033:0x45c479 [ 909.806488] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 909.825570] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 909.833367] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 909.840670] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 909.848103] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 909.855412] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 909.862720] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 909.871417] Task in /syz1 killed as a result of limit of /syz1 [ 909.877806] memory: usage 303412kB, limit 307200kB, failcnt 9642 [ 909.884308] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 909.891672] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 909.898377] Memory cgroup stats for /syz1: cache:0KB rss:293788KB rss_huge:239616KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:122496KB active_anon:148KB inactive_file:0KB active_file:8KB unevictable:171244KB [ 909.926270] Memory cgroup out of memory: Kill process 10797 (syz-executor.1) score 1116 or sacrifice child [ 909.936702] Killed process 10797 (syz-executor.1) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 909.950403] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 909.961907] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 909.967661] CPU: 1 PID: 10807 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 909.975655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 909.985023] Call Trace: [ 909.987643] dump_stack+0x188/0x20d [ 909.991279] dump_header+0x159/0xa5e [ 909.995015] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 910.000144] ? ___ratelimit+0x59/0x573 [ 910.004065] oom_kill_process.cold+0x10/0x6dc [ 910.008581] ? task_will_free_mem+0x134/0x6d0 [ 910.013098] out_of_memory+0x349/0x1250 [ 910.017092] ? oom_killer_disable+0x270/0x270 [ 910.021618] mem_cgroup_out_of_memory+0x1c7/0x240 [ 910.026602] ? memcg_event_wake+0x210/0x210 [ 910.030955] ? do_raw_spin_unlock+0x171/0x260 [ 910.035473] try_charge+0xe22/0x1300 [ 910.039213] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 910.044254] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 910.049152] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 910.056153] mem_cgroup_try_charge+0x249/0x5c0 [ 910.060800] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 910.065952] wp_page_copy+0x3fe/0x1530 [ 910.069872] ? retint_kernel+0x2d/0x2d [ 910.073785] ? follow_pfn+0x260/0x260 [ 910.077602] ? do_wp_page+0x2ea/0xfa0 [ 910.081412] do_wp_page+0x518/0xfa0 [ 910.085046] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 910.089725] __handle_mm_fault+0x21a4/0x3b60 [ 910.094144] ? copy_page_range+0x1e70/0x1e70 [ 910.098579] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 910.103355] ? handle_mm_fault+0x14c/0x670 [ 910.107600] handle_mm_fault+0x1a5/0x670 [ 910.111680] __get_user_pages+0x599/0x1650 [ 910.115948] ? follow_page_mask+0x1a60/0x1a60 [ 910.120463] populate_vma_page_range+0x1fd/0x290 [ 910.125232] __mm_populate+0x1e8/0x350 [ 910.129129] ? populate_vma_page_range+0x290/0x290 [ 910.134091] ? do_mlock+0x6b0/0x6b0 [ 910.137732] __x64_sys_mlockall+0x340/0x500 [ 910.142070] do_syscall_64+0xf9/0x620 [ 910.145887] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 910.151088] RIP: 0033:0x45c479 [ 910.154283] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 910.173190] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 910.180905] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 910.188217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 910.195510] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 910.202804] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 910.210074] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 910.219684] Task in /syz3 killed as a result of limit of /syz3 [ 910.225938] memory: usage 307136kB, limit 307200kB, failcnt 5326 [ 910.232291] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 910.239221] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 910.245523] Memory cgroup stats for /syz3: cache:0KB rss:298184KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66476KB active_anon:80KB inactive_file:4KB active_file:4KB unevictable:231712KB [ 910.267285] Memory cgroup out of memory: Kill process 10806 (syz-executor.3) score 1116 or sacrifice child [ 910.277636] Killed process 10808 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 910.489801] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 910.501584] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 910.507388] CPU: 0 PID: 10811 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 910.515737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 910.525163] Call Trace: [ 910.527807] dump_stack+0x188/0x20d [ 910.531578] dump_header+0x159/0xa5e [ 910.535342] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 910.540480] ? ___ratelimit+0x59/0x573 [ 910.544399] oom_kill_process.cold+0x10/0x6dc [ 910.548956] ? out_of_memory+0x13d/0x1250 [ 910.553150] out_of_memory+0x349/0x1250 [ 910.557177] ? oom_killer_disable+0x270/0x270 [ 910.561732] mem_cgroup_out_of_memory+0x1c7/0x240 [ 910.566637] ? memcg_event_wake+0x210/0x210 [ 910.570996] ? do_raw_spin_unlock+0x171/0x260 [ 910.575522] try_charge+0xe22/0x1300 [ 910.579277] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 910.584152] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 910.589049] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 910.595151] ? retint_kernel+0x2d/0x2d [ 910.599082] mem_cgroup_try_charge+0x249/0x5c0 [ 910.603693] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 910.608665] wp_page_copy+0x3fe/0x1530 [ 910.612608] ? follow_pfn+0x260/0x260 [ 910.616554] ? unlock_page+0xd2/0x280 [ 910.620424] ? unlock_page+0xf3/0x280 [ 910.624548] do_wp_page+0x518/0xfa0 [ 910.628231] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 910.633608] __handle_mm_fault+0x21a4/0x3b60 [ 910.638196] ? copy_page_range+0x1e70/0x1e70 [ 910.642659] ? count_memcg_event_mm+0x279/0x4c0 [ 910.647403] handle_mm_fault+0x1a5/0x670 [ 910.651535] __get_user_pages+0x599/0x1650 [ 910.655828] ? follow_page_mask+0x1a60/0x1a60 [ 910.660366] ? populate_vma_page_range+0x8d/0x290 [ 910.665245] populate_vma_page_range+0x1fd/0x290 [ 910.670035] __mm_populate+0x1e8/0x350 [ 910.674068] ? populate_vma_page_range+0x290/0x290 [ 910.679028] ? __x64_sys_mlockall+0x2ca/0x500 [ 910.683564] __x64_sys_mlockall+0x340/0x500 [ 910.688011] do_syscall_64+0xf9/0x620 [ 910.691858] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 910.697101] RIP: 0033:0x45c479 [ 910.700327] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 910.719259] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 910.727259] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 910.734551] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 910.741848] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 910.749168] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 910.756489] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 910.769824] Task in /syz2 killed as a result of limit of /syz2 [ 910.776219] memory: usage 307200kB, limit 307200kB, failcnt 5221 [ 910.782525] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 910.789371] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 910.795690] Memory cgroup stats for /syz2: cache:0KB rss:297688KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:88832KB active_anon:2224KB inactive_file:4KB active_file:8KB unevictable:206668KB [ 910.817544] Memory cgroup out of memory: Kill process 10810 (syz-executor.2) score 1116 or sacrifice child [ 910.827842] Killed process 10812 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 911.013205] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 911.024837] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 911.030564] CPU: 1 PID: 10816 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 911.038473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 911.047865] Call Trace: [ 911.050490] dump_stack+0x188/0x20d [ 911.054140] dump_header+0x159/0xa5e [ 911.057883] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 911.063011] ? ___ratelimit+0x59/0x573 [ 911.066925] oom_kill_process.cold+0x10/0x6dc [ 911.071444] ? task_will_free_mem+0x134/0x6d0 [ 911.075988] out_of_memory+0x349/0x1250 [ 911.080008] ? oom_killer_disable+0x270/0x270 [ 911.084545] mem_cgroup_out_of_memory+0x1c7/0x240 [ 911.089440] ? memcg_event_wake+0x210/0x210 [ 911.093818] ? do_raw_spin_unlock+0x171/0x260 [ 911.098345] try_charge+0xe22/0x1300 [ 911.102105] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 911.106994] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 911.112016] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 911.118796] mem_cgroup_try_charge+0x249/0x5c0 [ 911.123422] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 911.128419] wp_page_copy+0x3fe/0x1530 [ 911.132371] ? follow_pfn+0x260/0x260 [ 911.136363] ? __raw_callee_save___pv_queued_spin_unlock+0xc/0x12 [ 911.142647] do_wp_page+0x518/0xfa0 [ 911.146324] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 911.151047] __handle_mm_fault+0x21a4/0x3b60 [ 911.155499] ? copy_page_range+0x1e70/0x1e70 [ 911.159949] ? count_memcg_event_mm+0x279/0x4c0 [ 911.164673] handle_mm_fault+0x1a5/0x670 [ 911.168846] __get_user_pages+0x599/0x1650 [ 911.173195] ? follow_page_mask+0x1a60/0x1a60 [ 911.177737] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 911.182632] ? retint_kernel+0x2d/0x2d [ 911.186582] populate_vma_page_range+0x1fd/0x290 [ 911.191389] __mm_populate+0x1e8/0x350 [ 911.195312] ? populate_vma_page_range+0x290/0x290 [ 911.200274] ? do_mlock+0x6b0/0x6b0 [ 911.203939] __x64_sys_mlockall+0x340/0x500 [ 911.208299] do_syscall_64+0xf9/0x620 [ 911.212129] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 911.217355] RIP: 0033:0x45c479 [ 911.220574] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 911.239508] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 911.247246] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 911.254546] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 911.261851] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 911.269141] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 911.276426] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 911.284523] Task in /syz0 killed as a result of limit of /syz0 [ 911.290970] memory: usage 307200kB, limit 307200kB, failcnt 4775 [ 911.297220] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 911.304341] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 911.310752] Memory cgroup stats for /syz0: cache:0KB rss:298164KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:217112KB [ 911.332772] Memory cgroup out of memory: Kill process 10815 (syz-executor.0) score 1116 or sacrifice child [ 911.343076] Killed process 10818 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 911.356433] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 911.368101] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 911.373713] CPU: 0 PID: 10825 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 911.381607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 911.390983] Call Trace: [ 911.393619] dump_stack+0x188/0x20d [ 911.397287] dump_header+0x159/0xa5e [ 911.401028] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 911.406148] ? ___ratelimit+0x59/0x573 [ 911.410069] oom_kill_process.cold+0x10/0x6dc [ 911.414606] ? task_will_free_mem+0x134/0x6d0 [ 911.419129] out_of_memory+0x349/0x1250 [ 911.423124] ? oom_killer_disable+0x270/0x270 [ 911.427648] mem_cgroup_out_of_memory+0x1c7/0x240 [ 911.432521] ? memcg_event_wake+0x210/0x210 [ 911.436867] ? do_raw_spin_unlock+0x171/0x260 [ 911.441388] try_charge+0xe22/0x1300 [ 911.445157] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 911.450032] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 911.455038] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 911.461133] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 911.466526] mem_cgroup_try_charge+0x249/0x5c0 [ 911.471200] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 911.476192] wp_page_copy+0x3fe/0x1530 [ 911.480091] ? follow_pfn+0x260/0x260 [ 911.483895] ? retint_kernel+0x2d/0x2d [ 911.487792] do_wp_page+0x518/0xfa0 [ 911.491433] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 911.496123] __handle_mm_fault+0x21a4/0x3b60 [ 911.500546] ? copy_page_range+0x1e70/0x1e70 [ 911.504971] ? count_memcg_event_mm+0x279/0x4c0 [ 911.509664] handle_mm_fault+0x1a5/0x670 [ 911.513735] __get_user_pages+0x599/0x1650 [ 911.517987] ? follow_page_mask+0x1a60/0x1a60 [ 911.522491] ? retint_kernel+0x2d/0x2d [ 911.526389] ? lock_acquire+0x170/0x400 [ 911.530373] populate_vma_page_range+0x1fd/0x290 [ 911.535147] __mm_populate+0x1e8/0x350 [ 911.539051] ? populate_vma_page_range+0x290/0x290 [ 911.543990] ? do_mlock+0x6b0/0x6b0 [ 911.547643] __x64_sys_mlockall+0x340/0x500 [ 911.552017] do_syscall_64+0xf9/0x620 [ 911.555836] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 911.561033] RIP: 0033:0x45c479 [ 911.564256] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 911.583438] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 911.591171] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 911.598664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 911.605967] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 911.613273] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 911.620556] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 911.629174] Task in /syz5 killed as a result of limit of /syz5 [ 911.635715] memory: usage 307200kB, limit 307200kB, failcnt 7323 [ 911.644227] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 911.651660] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 911.657987] Memory cgroup stats for /syz5: cache:0KB rss:298544KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:60496KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:235912KB [ 911.680389] Memory cgroup out of memory: Kill process 10823 (syz-executor.5) score 1116 or sacrifice child [ 911.691152] Killed process 10826 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 911.780556] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 911.792045] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 911.797618] CPU: 1 PID: 10816 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 911.805520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 911.814893] Call Trace: [ 911.817525] dump_stack+0x188/0x20d [ 911.821189] dump_header+0x159/0xa5e [ 911.824929] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 911.830055] ? ___ratelimit+0x59/0x573 [ 911.833979] oom_kill_process.cold+0x10/0x6dc [ 911.838509] ? task_will_free_mem+0x134/0x6d0 [ 911.843040] out_of_memory+0x349/0x1250 [ 911.847044] ? oom_killer_disable+0x270/0x270 [ 911.851654] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 911.856269] mem_cgroup_out_of_memory+0x1c7/0x240 [ 911.861135] ? memcg_event_wake+0x210/0x210 [ 911.865486] try_charge+0xe22/0x1300 [ 911.869236] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 911.874120] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 911.878993] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 911.885112] mem_cgroup_try_charge+0x249/0x5c0 [ 911.889739] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 911.894729] wp_page_copy+0x3fe/0x1530 [ 911.898679] ? follow_pfn+0x260/0x260 [ 911.902506] ? __raw_callee_save___pv_queued_spin_unlock+0xc/0x12 [ 911.908777] do_wp_page+0x518/0xfa0 [ 911.912426] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 911.917136] __handle_mm_fault+0x21a4/0x3b60 [ 911.921583] ? copy_page_range+0x1e70/0x1e70 [ 911.926157] ? count_memcg_event_mm+0x279/0x4c0 [ 911.930885] handle_mm_fault+0x1a5/0x670 [ 911.934994] __get_user_pages+0x599/0x1650 [ 911.939276] ? follow_page_mask+0x1a60/0x1a60 [ 911.943813] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 911.948616] ? retint_kernel+0x2d/0x2d [ 911.952566] populate_vma_page_range+0x1fd/0x290 [ 911.957366] __mm_populate+0x1e8/0x350 [ 911.961286] ? populate_vma_page_range+0x290/0x290 [ 911.966235] ? do_mlock+0x6b0/0x6b0 [ 911.969882] __x64_sys_mlockall+0x340/0x500 [ 911.974361] do_syscall_64+0xf9/0x620 [ 911.978186] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 911.983392] RIP: 0033:0x45c479 [ 911.986586] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 912.005497] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 912.013218] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 912.020498] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 912.027773] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 912.035063] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 912.042346] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 912.049737] Task in /syz0 killed as a result of limit of /syz0 [ 912.055754] memory: usage 303416kB, limit 307200kB, failcnt 4781 [ 912.061986] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 912.068770] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 912.074989] Memory cgroup stats for /syz0: cache:0KB rss:294584KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:77300KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:215064KB [ 912.097052] Memory cgroup out of memory: Kill process 10815 (syz-executor.0) score 1116 or sacrifice child [ 912.106960] Killed process 10815 (syz-executor.0) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 912.118307] oom_reaper: reaped process 10815 (syz-executor.0), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 912.119029] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 912.140418] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 912.146004] CPU: 0 PID: 10821 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 912.153918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 912.163309] Call Trace: [ 912.165931] dump_stack+0x188/0x20d [ 912.169595] dump_header+0x159/0xa5e [ 912.173342] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 912.178465] ? ___ratelimit+0x59/0x573 [ 912.182379] oom_kill_process.cold+0x10/0x6dc [ 912.186905] ? out_of_memory+0x428/0x1250 [ 912.191067] ? out_of_memory+0x19f/0x1250 [ 912.195250] out_of_memory+0x349/0x1250 [ 912.199260] ? mark_held_locks+0xa6/0xf0 [ 912.203346] ? oom_killer_disable+0x270/0x270 [ 912.207870] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 912.212513] mem_cgroup_out_of_memory+0x1c7/0x240 [ 912.217406] ? memcg_event_wake+0x210/0x210 [ 912.221779] try_charge+0xe22/0x1300 [ 912.225527] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 912.230406] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 912.235582] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 912.241684] mem_cgroup_try_charge+0x249/0x5c0 [ 912.246296] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 912.251259] wp_page_copy+0x3fe/0x1530 [ 912.255190] ? follow_pfn+0x260/0x260 [ 912.259024] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 912.263819] do_wp_page+0x518/0xfa0 [ 912.267475] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 912.272184] ? write_comp_data+0x1e/0x70 [ 912.276286] __handle_mm_fault+0x21a4/0x3b60 [ 912.280730] ? copy_page_range+0x1e70/0x1e70 [ 912.285166] ? count_memcg_event_mm+0x279/0x4c0 [ 912.289886] handle_mm_fault+0x1a5/0x670 [ 912.293996] __get_user_pages+0x599/0x1650 [ 912.298280] ? follow_page_mask+0x1a60/0x1a60 [ 912.302806] ? retint_kernel+0x2d/0x2d [ 912.306738] populate_vma_page_range+0x1fd/0x290 [ 912.311524] __mm_populate+0x1e8/0x350 [ 912.315439] ? populate_vma_page_range+0x290/0x290 [ 912.320381] ? do_mlock+0x6b0/0x6b0 [ 912.324037] __x64_sys_mlockall+0x340/0x500 [ 912.328378] do_syscall_64+0xf9/0x620 [ 912.332207] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 912.337416] RIP: 0033:0x45c479 [ 912.340622] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 912.359539] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 912.367267] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 912.374552] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 912.381835] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 912.389117] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 912.396398] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 912.403901] Task in /syz4 killed as a result of limit of /syz4 [ 912.410139] memory: usage 307200kB, limit 307200kB, failcnt 3539 [ 912.416386] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 912.423256] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 912.429511] Memory cgroup stats for /syz4: cache:0KB rss:298284KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:4KB active_file:4KB unevictable:217148KB [ 912.452009] Memory cgroup out of memory: Kill process 10813 (syz-executor.4) score 1116 or sacrifice child [ 912.462195] Killed process 10828 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 912.475586] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 912.486944] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 912.492522] CPU: 1 PID: 10827 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 912.500411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 912.509773] Call Trace: [ 912.512383] dump_stack+0x188/0x20d [ 912.516028] dump_header+0x159/0xa5e [ 912.519752] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 912.524868] ? ___ratelimit+0x59/0x573 [ 912.528770] oom_kill_process.cold+0x10/0x6dc [ 912.533414] ? task_will_free_mem+0x134/0x6d0 [ 912.537946] out_of_memory+0x349/0x1250 [ 912.541948] ? oom_killer_disable+0x270/0x270 [ 912.546483] mem_cgroup_out_of_memory+0x1c7/0x240 [ 912.551354] ? memcg_event_wake+0x210/0x210 [ 912.555720] ? do_raw_spin_unlock+0x171/0x260 [ 912.560243] try_charge+0xe22/0x1300 [ 912.563979] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 912.568834] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 912.573752] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 912.579833] mem_cgroup_try_charge+0x249/0x5c0 [ 912.584433] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 912.589379] wp_page_copy+0x3fe/0x1530 [ 912.593295] ? follow_pfn+0x260/0x260 [ 912.597112] do_wp_page+0x518/0xfa0 [ 912.600749] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 912.605431] __handle_mm_fault+0x21a4/0x3b60 [ 912.609865] ? copy_page_range+0x1e70/0x1e70 [ 912.614284] ? count_memcg_event_mm+0x279/0x4c0 [ 912.618981] handle_mm_fault+0x1a5/0x670 [ 912.623056] __get_user_pages+0x599/0x1650 [ 912.627310] ? follow_page_mask+0x1a60/0x1a60 [ 912.631830] populate_vma_page_range+0x1fd/0x290 [ 912.636611] __mm_populate+0x1e8/0x350 [ 912.640510] ? populate_vma_page_range+0x290/0x290 [ 912.645450] ? do_mlock+0x6b0/0x6b0 [ 912.649096] __x64_sys_mlockall+0x340/0x500 [ 912.653431] do_syscall_64+0xf9/0x620 [ 912.657246] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 912.662451] RIP: 0033:0x45c479 [ 912.665658] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 912.684586] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 912.692325] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 912.699607] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 912.707002] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 912.714302] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 912.721709] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 912.729099] Task in /syz3 killed as a result of limit of /syz3 [ 912.735270] memory: usage 307200kB, limit 307200kB, failcnt 5380 [ 912.741553] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 912.748412] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 912.754720] Memory cgroup stats for /syz3: cache:0KB rss:298132KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66476KB active_anon:80KB inactive_file:0KB active_file:4KB unevictable:231768KB [ 912.776569] Memory cgroup out of memory: Kill process 10824 (syz-executor.3) score 1116 or sacrifice child [ 912.786768] Killed process 10831 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 912.802455] Memory cgroup out of memory: Kill process 10813 (syz-executor.4) score 1116 or sacrifice child [ 912.812715] Killed process 10813 (syz-executor.4) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 913.115590] Memory cgroup out of memory: Kill process 10822 (syz-executor.1) score 1116 or sacrifice child [ 913.126051] Killed process 10832 (syz-executor.1) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB 2020/03/03 17:54:31 executed programs: 553 [ 913.520222] Memory cgroup out of memory: Kill process 10836 (syz-executor.2) score 1116 or sacrifice child [ 913.530603] Killed process 10841 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 913.677745] Memory cgroup out of memory: Kill process 10838 (syz-executor.3) score 1116 or sacrifice child [ 913.687883] Killed process 10842 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 913.894553] oom_kill_process: 4 callbacks suppressed [ 913.894605] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 913.912286] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 913.917912] CPU: 0 PID: 10843 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 913.925807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 913.935171] Call Trace: [ 913.937779] dump_stack+0x188/0x20d [ 913.941434] dump_header+0x159/0xa5e [ 913.945192] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 913.950328] ? ___ratelimit+0x59/0x573 [ 913.954253] oom_kill_process.cold+0x10/0x6dc [ 913.958761] ? task_will_free_mem+0x134/0x6d0 [ 913.963273] out_of_memory+0x349/0x1250 [ 913.967396] ? oom_killer_disable+0x270/0x270 [ 913.971928] mem_cgroup_out_of_memory+0x1c7/0x240 [ 913.976800] ? memcg_event_wake+0x210/0x210 [ 913.981158] ? do_raw_spin_unlock+0x171/0x260 [ 913.985813] try_charge+0xe22/0x1300 [ 913.989558] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 913.994429] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 913.999298] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 914.005492] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 914.010283] mem_cgroup_try_charge+0x249/0x5c0 [ 914.014912] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 914.020038] wp_page_copy+0x3fe/0x1530 [ 914.023966] ? follow_pfn+0x260/0x260 [ 914.027776] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 914.032560] do_wp_page+0x518/0xfa0 [ 914.036218] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 914.040944] __handle_mm_fault+0x21a4/0x3b60 [ 914.045388] ? copy_page_range+0x1e70/0x1e70 [ 914.049826] ? count_memcg_event_mm+0x279/0x4c0 [ 914.054539] handle_mm_fault+0x1a5/0x670 [ 914.058629] __get_user_pages+0x599/0x1650 [ 914.062920] ? follow_page_mask+0x1a60/0x1a60 [ 914.067421] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 914.072207] ? retint_kernel+0x2d/0x2d [ 914.076120] populate_vma_page_range+0x1fd/0x290 [ 914.081012] __mm_populate+0x1e8/0x350 [ 914.084923] ? populate_vma_page_range+0x290/0x290 [ 914.089868] ? do_mlock+0x6b0/0x6b0 [ 914.093535] __x64_sys_mlockall+0x340/0x500 [ 914.097888] do_syscall_64+0xf9/0x620 [ 914.101715] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 914.106928] RIP: 0033:0x45c479 [ 914.110140] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 914.129060] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 914.136776] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 914.144206] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 914.151592] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 914.158876] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 914.166154] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 914.179416] Task in /syz5 killed as a result of limit of /syz5 [ 914.185755] memory: usage 307200kB, limit 307200kB, failcnt 7407 [ 914.192222] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 914.199106] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 914.205766] Memory cgroup stats for /syz5: cache:0KB rss:298492KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:60496KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:235884KB [ 914.228247] Memory cgroup out of memory: Kill process 10839 (syz-executor.5) score 1116 or sacrifice child [ 914.239079] Killed process 10845 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 914.478805] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 914.490433] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 914.496043] CPU: 1 PID: 10848 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 914.503943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 914.513453] Call Trace: [ 914.516065] dump_stack+0x188/0x20d [ 914.519722] dump_header+0x159/0xa5e [ 914.523446] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 914.528587] ? ___ratelimit+0x59/0x573 [ 914.532522] oom_kill_process.cold+0x10/0x6dc [ 914.537049] ? task_will_free_mem+0x134/0x6d0 [ 914.541584] out_of_memory+0x349/0x1250 [ 914.545587] ? mark_held_locks+0xa6/0xf0 [ 914.549678] ? oom_killer_disable+0x270/0x270 [ 914.554206] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 914.558950] mem_cgroup_out_of_memory+0x1c7/0x240 [ 914.563814] ? memcg_event_wake+0x210/0x210 [ 914.568277] try_charge+0xe22/0x1300 [ 914.572034] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 914.576915] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 914.581789] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 914.587891] mem_cgroup_try_charge+0x249/0x5c0 [ 914.592505] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 914.597470] wp_page_copy+0x3fe/0x1530 [ 914.601395] ? follow_pfn+0x260/0x260 [ 914.605209] ? unlock_page+0x16/0x280 [ 914.609034] ? unlock_page+0x2b/0x280 [ 914.612863] do_wp_page+0x518/0xfa0 [ 914.616517] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 914.621217] __handle_mm_fault+0x21a4/0x3b60 [ 914.625661] ? copy_page_range+0x1e70/0x1e70 [ 914.630097] ? count_memcg_event_mm+0x279/0x4c0 [ 914.634816] handle_mm_fault+0x1a5/0x670 [ 914.638898] __get_user_pages+0x599/0x1650 [ 914.643169] ? follow_page_mask+0x1a60/0x1a60 [ 914.647694] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 914.652482] ? retint_kernel+0x2d/0x2d [ 914.656405] populate_vma_page_range+0x1fd/0x290 [ 914.661198] __mm_populate+0x1e8/0x350 [ 914.665115] ? populate_vma_page_range+0x290/0x290 [ 914.670077] ? __x64_sys_mlockall+0x2ca/0x500 [ 914.674604] __x64_sys_mlockall+0x340/0x500 [ 914.678959] do_syscall_64+0xf9/0x620 [ 914.682879] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 914.688120] RIP: 0033:0x45c479 [ 914.691337] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 914.710260] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 914.718043] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 914.725337] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 914.732633] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 914.739916] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 914.747205] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 914.756091] Task in /syz3 killed as a result of limit of /syz3 [ 914.762447] memory: usage 307200kB, limit 307200kB, failcnt 5441 [ 914.768709] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 914.775926] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 914.782371] Memory cgroup stats for /syz3: cache:0KB rss:298208KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66480KB active_anon:76KB inactive_file:4KB active_file:0KB unevictable:231740KB [ 914.804262] Memory cgroup out of memory: Kill process 10847 (syz-executor.3) score 1116 or sacrifice child [ 914.814622] Killed process 10849 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 914.827149] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 914.838922] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 914.844571] CPU: 0 PID: 10851 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 914.852684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 914.862166] Call Trace: [ 914.864848] dump_stack+0x188/0x20d [ 914.868495] dump_header+0x159/0xa5e [ 914.872349] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 914.877592] ? ___ratelimit+0x59/0x573 [ 914.881507] oom_kill_process.cold+0x10/0x6dc [ 914.886034] ? task_will_free_mem+0x134/0x6d0 [ 914.890553] out_of_memory+0x349/0x1250 [ 914.894552] ? oom_killer_disable+0x270/0x270 [ 914.899096] mem_cgroup_out_of_memory+0x1c7/0x240 [ 914.903980] ? memcg_event_wake+0x210/0x210 [ 914.908358] ? do_raw_spin_unlock+0x171/0x260 [ 914.912875] try_charge+0xe22/0x1300 [ 914.916610] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 914.921481] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 914.926416] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 914.932518] mem_cgroup_try_charge+0x249/0x5c0 [ 914.937131] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 914.942100] wp_page_copy+0x3fe/0x1530 [ 914.946052] ? follow_pfn+0x260/0x260 [ 914.949881] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 914.954589] do_wp_page+0x518/0xfa0 [ 914.958249] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 914.962968] __handle_mm_fault+0x21a4/0x3b60 [ 914.967409] ? copy_page_range+0x1e70/0x1e70 [ 914.971862] ? count_memcg_event_mm+0x279/0x4c0 [ 914.976700] handle_mm_fault+0x1a5/0x670 [ 914.980807] __get_user_pages+0x599/0x1650 [ 914.985075] ? follow_page_mask+0x1a60/0x1a60 [ 914.989583] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 914.994380] ? retint_kernel+0x2d/0x2d [ 914.998298] populate_vma_page_range+0x1fd/0x290 [ 915.003071] __mm_populate+0x1e8/0x350 [ 915.007005] ? populate_vma_page_range+0x290/0x290 [ 915.011963] ? do_mlock+0x6b0/0x6b0 [ 915.015654] __x64_sys_mlockall+0x340/0x500 [ 915.019992] do_syscall_64+0xf9/0x620 [ 915.023814] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 915.029162] RIP: 0033:0x45c479 [ 915.032355] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 915.051363] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 915.059122] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 915.066520] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 915.073803] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 915.081080] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 915.088376] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 915.099809] Task in /syz4 killed as a result of limit of /syz4 [ 915.106213] memory: usage 307200kB, limit 307200kB, failcnt 3571 [ 915.112459] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 915.119455] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 915.125799] Memory cgroup stats for /syz4: cache:0KB rss:298396KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:4KB active_file:4KB unevictable:217136KB [ 915.147491] Memory cgroup out of memory: Kill process 10850 (syz-executor.4) score 1116 or sacrifice child [ 915.157971] Killed process 10852 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 915.437822] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 915.449368] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 915.455030] CPU: 1 PID: 10856 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 915.462936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 915.472327] Call Trace: [ 915.474937] dump_stack+0x188/0x20d [ 915.478584] dump_header+0x159/0xa5e [ 915.482437] ? oom_kill_process+0x130/0x140 [ 915.486784] oom_kill_process.cold+0x10/0x6dc [ 915.491431] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 915.496326] ? task_will_free_mem+0x134/0x6d0 [ 915.500867] out_of_memory+0x349/0x1250 [ 915.504879] ? oom_killer_disable+0x270/0x270 [ 915.509403] ? mem_cgroup_out_of_memory+0x97/0x240 [ 915.514460] mem_cgroup_out_of_memory+0x1c7/0x240 [ 915.519345] ? memcg_event_wake+0x210/0x210 [ 915.523701] ? do_raw_spin_unlock+0x171/0x260 [ 915.528228] try_charge+0xe22/0x1300 [ 915.531980] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 915.536857] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 915.541741] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 915.547822] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 915.552609] mem_cgroup_try_charge+0x249/0x5c0 [ 915.557233] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 915.562188] wp_page_copy+0x3fe/0x1530 [ 915.566104] ? mark_held_locks+0xa6/0xf0 [ 915.570195] ? follow_pfn+0x260/0x260 [ 915.574026] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 915.578817] do_wp_page+0x518/0xfa0 [ 915.582462] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 915.587173] __handle_mm_fault+0x21a4/0x3b60 [ 915.591604] ? copy_page_range+0x1e70/0x1e70 [ 915.596034] ? count_memcg_event_mm+0x279/0x4c0 [ 915.601275] handle_mm_fault+0x1a5/0x670 [ 915.605375] __get_user_pages+0x599/0x1650 [ 915.609766] ? follow_page_mask+0x1a60/0x1a60 [ 915.614385] populate_vma_page_range+0x1fd/0x290 [ 915.619169] __mm_populate+0x1e8/0x350 [ 915.623091] ? populate_vma_page_range+0x290/0x290 [ 915.628153] ? do_mlock+0x6b0/0x6b0 [ 915.631805] __x64_sys_mlockall+0x340/0x500 [ 915.636136] do_syscall_64+0xf9/0x620 [ 915.640047] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 915.645269] RIP: 0033:0x45c479 [ 915.648470] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 915.667533] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 915.675253] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 915.682543] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 915.689833] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 915.697114] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 915.704509] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 915.712618] Task in /syz2 killed as a result of limit of /syz2 [ 915.718823] memory: usage 307200kB, limit 307200kB, failcnt 5252 [ 915.725232] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 915.732130] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 915.738395] Memory cgroup stats for /syz2: cache:0KB rss:297600KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:88868KB active_anon:2220KB inactive_file:0KB active_file:12KB unevictable:206668KB [ 915.760457] Memory cgroup out of memory: Kill process 10855 (syz-executor.2) score 1116 or sacrifice child [ 915.770614] Killed process 10862 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 915.783131] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 915.794597] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 915.800283] CPU: 0 PID: 10864 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 915.808296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 915.817674] Call Trace: [ 915.820306] dump_stack+0x188/0x20d [ 915.823976] dump_header+0x159/0xa5e [ 915.827712] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 915.832832] ? ___ratelimit+0x59/0x573 [ 915.836854] oom_kill_process.cold+0x10/0x6dc [ 915.841368] ? task_will_free_mem+0x134/0x6d0 [ 915.845892] out_of_memory+0x349/0x1250 [ 915.850020] ? oom_killer_disable+0x270/0x270 [ 915.854546] mem_cgroup_out_of_memory+0x1c7/0x240 [ 915.859390] ? memcg_event_wake+0x210/0x210 [ 915.863734] ? do_raw_spin_unlock+0x171/0x260 [ 915.868262] try_charge+0xe22/0x1300 [ 915.871987] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 915.876855] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 915.881765] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 915.887844] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 915.892628] mem_cgroup_try_charge+0x249/0x5c0 [ 915.897239] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 915.902201] wp_page_copy+0x3fe/0x1530 [ 915.906099] ? follow_pfn+0x260/0x260 [ 915.909916] ? __lock_acquire+0x6ee/0x49c0 [ 915.914160] do_wp_page+0x518/0xfa0 [ 915.917800] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 915.922486] __handle_mm_fault+0x21a4/0x3b60 [ 915.926925] ? copy_page_range+0x1e70/0x1e70 [ 915.931333] ? count_memcg_event_mm+0x279/0x4c0 [ 915.936178] handle_mm_fault+0x1a5/0x670 [ 915.940243] __get_user_pages+0x599/0x1650 [ 915.944476] ? follow_page_mask+0x1a60/0x1a60 [ 915.949045] ? mark_held_locks+0xf0/0xf0 [ 915.953122] ? lock_acquire+0x170/0x400 [ 915.957093] populate_vma_page_range+0x1fd/0x290 [ 915.961849] __mm_populate+0x1e8/0x350 [ 915.965850] ? populate_vma_page_range+0x290/0x290 [ 915.970800] ? up_write+0x4c/0x150 [ 915.974376] __x64_sys_mlockall+0x340/0x500 [ 915.978711] do_syscall_64+0xf9/0x620 [ 915.982513] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 915.987722] RIP: 0033:0x45c479 [ 915.990915] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 916.009821] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 916.017550] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 916.024837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 916.032117] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 916.039465] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 916.046755] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 916.055074] Task in /syz0 killed as a result of limit of /syz0 [ 916.061420] memory: usage 307200kB, limit 307200kB, failcnt 4797 [ 916.067802] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 916.074858] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 916.081328] Memory cgroup stats for /syz0: cache:0KB rss:298156KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:217140KB [ 916.103694] Memory cgroup out of memory: Kill process 10863 (syz-executor.0) score 1116 or sacrifice child [ 916.115565] Killed process 10865 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 916.176073] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 916.187619] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 916.193368] CPU: 1 PID: 10856 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 916.201273] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 916.210745] Call Trace: [ 916.213357] dump_stack+0x188/0x20d [ 916.217012] dump_header+0x159/0xa5e [ 916.220755] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 916.225886] ? ___ratelimit+0x59/0x573 [ 916.229791] oom_kill_process.cold+0x10/0x6dc [ 916.234328] ? task_will_free_mem+0x134/0x6d0 [ 916.238853] out_of_memory+0x349/0x1250 [ 916.242853] ? oom_killer_disable+0x270/0x270 [ 916.247392] mem_cgroup_out_of_memory+0x1c7/0x240 [ 916.252261] ? memcg_event_wake+0x210/0x210 [ 916.256718] ? do_raw_spin_unlock+0x171/0x260 [ 916.261236] try_charge+0xe22/0x1300 [ 916.264978] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 916.269842] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 916.274700] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 916.280771] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 916.285543] mem_cgroup_try_charge+0x249/0x5c0 [ 916.290144] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 916.295102] wp_page_copy+0x3fe/0x1530 [ 916.299001] ? mark_held_locks+0xa6/0xf0 [ 916.303088] ? follow_pfn+0x260/0x260 [ 916.306906] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 916.311675] do_wp_page+0x518/0xfa0 [ 916.315317] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 916.320008] __handle_mm_fault+0x21a4/0x3b60 [ 916.324434] ? copy_page_range+0x1e70/0x1e70 [ 916.328853] ? count_memcg_event_mm+0x279/0x4c0 [ 916.333664] handle_mm_fault+0x1a5/0x670 [ 916.337748] __get_user_pages+0x599/0x1650 [ 916.342012] ? follow_page_mask+0x1a60/0x1a60 [ 916.346524] populate_vma_page_range+0x1fd/0x290 [ 916.351307] __mm_populate+0x1e8/0x350 [ 916.355200] ? populate_vma_page_range+0x290/0x290 [ 916.360236] ? do_mlock+0x6b0/0x6b0 [ 916.363886] __x64_sys_mlockall+0x340/0x500 [ 916.368336] do_syscall_64+0xf9/0x620 [ 916.372167] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 916.377377] RIP: 0033:0x45c479 [ 916.380583] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 916.399640] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 916.407358] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 916.414673] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 916.421960] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 916.429355] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 916.436640] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 916.444160] Task in /syz2 killed as a result of limit of /syz2 [ 916.450498] memory: usage 303560kB, limit 307200kB, failcnt 5258 [ 916.456772] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 916.463660] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 916.469870] Memory cgroup stats for /syz2: cache:0KB rss:294160KB rss_huge:256000KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:87396KB active_anon:2220KB inactive_file:8KB active_file:4KB unevictable:204620KB [ 916.491432] Memory cgroup out of memory: Kill process 10855 (syz-executor.2) score 1116 or sacrifice child [ 916.501370] Killed process 10855 (syz-executor.2) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 916.720152] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 916.731806] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 916.737386] CPU: 0 PID: 10867 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 916.745279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 916.754658] Call Trace: [ 916.757274] dump_stack+0x188/0x20d [ 916.760932] dump_header+0x159/0xa5e [ 916.764672] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 916.769788] ? ___ratelimit+0x59/0x573 [ 916.773687] oom_kill_process.cold+0x10/0x6dc [ 916.778201] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 916.782979] ? task_will_free_mem+0x134/0x6d0 [ 916.787481] out_of_memory+0x349/0x1250 [ 916.791482] ? oom_killer_disable+0x270/0x270 [ 916.795993] ? mem_cgroup_out_of_memory+0x97/0x240 [ 916.800940] mem_cgroup_out_of_memory+0x1c7/0x240 [ 916.805793] ? memcg_event_wake+0x210/0x210 [ 916.810145] ? do_raw_spin_unlock+0x171/0x260 [ 916.814668] try_charge+0xe22/0x1300 [ 916.818411] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 916.823403] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 916.828278] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 916.834376] mem_cgroup_try_charge+0x249/0x5c0 [ 916.838978] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 916.843917] wp_page_copy+0x3fe/0x1530 [ 916.847814] ? retint_kernel+0x2d/0x2d [ 916.851703] ? follow_pfn+0x260/0x260 [ 916.855524] do_wp_page+0x518/0xfa0 [ 916.859159] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 916.863861] __handle_mm_fault+0x21a4/0x3b60 [ 916.868294] ? copy_page_range+0x1e70/0x1e70 [ 916.872722] ? count_memcg_event_mm+0x279/0x4c0 [ 916.877409] handle_mm_fault+0x1a5/0x670 [ 916.881474] __get_user_pages+0x599/0x1650 [ 916.885717] ? follow_page_mask+0x1a60/0x1a60 [ 916.890212] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 916.894972] ? retint_kernel+0x2d/0x2d [ 916.898872] populate_vma_page_range+0x1fd/0x290 [ 916.903636] __mm_populate+0x1e8/0x350 [ 916.907525] ? populate_vma_page_range+0x290/0x290 [ 916.912451] ? do_mlock+0x6b0/0x6b0 [ 916.916086] __x64_sys_mlockall+0x340/0x500 [ 916.920414] do_syscall_64+0xf9/0x620 [ 916.924220] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 916.929535] RIP: 0033:0x45c479 [ 916.932732] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 916.951649] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 916.959370] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 916.966640] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 916.973930] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 916.981214] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 916.988486] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 916.997376] Task in /syz4 killed as a result of limit of /syz4 [ 917.003658] memory: usage 307200kB, limit 307200kB, failcnt 3598 [ 917.010203] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 917.017094] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 917.023497] Memory cgroup stats for /syz4: cache:0KB rss:298316KB rss_huge:256000KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:81228KB active_anon:2180KB inactive_file:4KB active_file:4KB unevictable:215112KB [ 917.045507] Memory cgroup out of memory: Kill process 10866 (syz-executor.4) score 1116 or sacrifice child [ 917.055822] Killed process 10869 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 917.068764] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 917.080345] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 917.085942] CPU: 1 PID: 10872 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 917.093821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 917.103172] Call Trace: [ 917.105770] dump_stack+0x188/0x20d [ 917.109404] dump_header+0x159/0xa5e [ 917.113122] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 917.118246] ? ___ratelimit+0x59/0x573 [ 917.122143] oom_kill_process.cold+0x10/0x6dc [ 917.126652] ? task_will_free_mem+0x134/0x6d0 [ 917.131152] out_of_memory+0x349/0x1250 [ 917.135137] ? oom_killer_disable+0x270/0x270 [ 917.139644] mem_cgroup_out_of_memory+0x1c7/0x240 [ 917.144501] ? memcg_event_wake+0x210/0x210 [ 917.148835] ? do_raw_spin_unlock+0x171/0x260 [ 917.153340] try_charge+0xe22/0x1300 [ 917.157070] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 917.161920] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 917.166773] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 917.172832] ? retint_kernel+0x2d/0x2d [ 917.176729] mem_cgroup_try_charge+0x249/0x5c0 [ 917.181317] ? alloc_pages_vma+0xdc/0x580 [ 917.185472] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 917.190410] wp_page_copy+0x3fe/0x1530 [ 917.194299] ? follow_pfn+0x260/0x260 [ 917.198086] ? __lock_acquire+0x6ee/0x49c0 [ 917.202319] do_wp_page+0x518/0xfa0 [ 917.205939] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 917.210610] __handle_mm_fault+0x21a4/0x3b60 [ 917.215016] ? copy_page_range+0x1e70/0x1e70 [ 917.219415] ? count_memcg_event_mm+0x279/0x4c0 [ 917.224092] handle_mm_fault+0x1a5/0x670 [ 917.228149] __get_user_pages+0x599/0x1650 [ 917.232487] ? follow_page_mask+0x1a60/0x1a60 [ 917.236978] ? populate_vma_page_range+0x10e/0x290 [ 917.241911] populate_vma_page_range+0x1fd/0x290 [ 917.246658] __mm_populate+0x1e8/0x350 [ 917.250540] ? populate_vma_page_range+0x290/0x290 [ 917.255460] ? do_mlock+0x6b0/0x6b0 [ 917.259079] __x64_sys_mlockall+0x340/0x500 [ 917.263397] do_syscall_64+0xf9/0x620 [ 917.267198] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 917.272386] RIP: 0033:0x45c479 [ 917.275592] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 917.294481] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 917.302219] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 917.309475] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 917.316734] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 917.323993] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 917.331267] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 917.356041] Task in /syz2 killed as a result of limit of /syz2 [ 917.362322] memory: usage 307200kB, limit 307200kB, failcnt 5272 [ 917.368600] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 917.375530] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 917.381870] Memory cgroup stats for /syz2: cache:0KB rss:297600KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:88852KB active_anon:2224KB inactive_file:8KB active_file:4KB unevictable:206668KB [ 917.403727] Memory cgroup out of memory: Kill process 10870 (syz-executor.2) score 1116 or sacrifice child [ 917.413898] Killed process 10873 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 917.713748] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 917.725448] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 917.731169] CPU: 0 PID: 10875 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 917.739061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 917.748431] Call Trace: [ 917.751040] dump_stack+0x188/0x20d [ 917.754852] dump_header+0x159/0xa5e [ 917.758581] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 917.763690] ? ___ratelimit+0x59/0x573 [ 917.767586] oom_kill_process.cold+0x10/0x6dc [ 917.772089] ? task_will_free_mem+0x134/0x6d0 [ 917.776592] out_of_memory+0x349/0x1250 [ 917.780580] ? oom_killer_disable+0x270/0x270 [ 917.785179] mem_cgroup_out_of_memory+0x1c7/0x240 [ 917.790029] ? memcg_event_wake+0x210/0x210 [ 917.794369] ? do_raw_spin_unlock+0x171/0x260 [ 917.798884] try_charge+0xe22/0x1300 [ 917.802801] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 917.807666] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 917.812526] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 917.818602] mem_cgroup_try_charge+0x249/0x5c0 [ 917.823205] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 917.828147] wp_page_copy+0x3fe/0x1530 [ 917.832053] ? follow_pfn+0x260/0x260 [ 917.835861] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 917.840460] do_wp_page+0x518/0xfa0 [ 917.844097] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 917.848779] __handle_mm_fault+0x21a4/0x3b60 [ 917.853214] ? copy_page_range+0x1e70/0x1e70 [ 917.857644] ? count_memcg_event_mm+0x279/0x4c0 [ 917.862353] handle_mm_fault+0x1a5/0x670 [ 917.866434] __get_user_pages+0x599/0x1650 [ 917.870704] ? follow_page_mask+0x1a60/0x1a60 [ 917.875239] ? populate_vma_page_range+0x17e/0x290 [ 917.880190] populate_vma_page_range+0x1fd/0x290 [ 917.884977] __mm_populate+0x1e8/0x350 [ 917.888893] ? populate_vma_page_range+0x290/0x290 [ 917.893851] ? do_mlock+0x6b0/0x6b0 [ 917.897529] __x64_sys_mlockall+0x340/0x500 [ 917.901875] do_syscall_64+0xf9/0x620 [ 917.905718] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 917.910922] RIP: 0033:0x45c479 [ 917.914119] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 917.933040] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 917.940763] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 917.948162] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 917.955572] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 917.962857] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 917.970134] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 917.978348] Task in /syz3 killed as a result of limit of /syz3 [ 917.984598] memory: usage 307200kB, limit 307200kB, failcnt 5471 [ 917.991198] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 917.998073] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 918.004496] Memory cgroup stats for /syz3: cache:0KB rss:298196KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66480KB active_anon:76KB inactive_file:4KB active_file:4KB unevictable:231732KB [ 918.026387] Memory cgroup out of memory: Kill process 10874 (syz-executor.3) score 1116 or sacrifice child [ 918.036808] Killed process 10879 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 918.049039] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 918.060667] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 918.066245] CPU: 1 PID: 10886 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 918.074149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 918.083573] Call Trace: [ 918.086196] dump_stack+0x188/0x20d [ 918.089858] dump_header+0x159/0xa5e [ 918.093704] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 918.098840] ? ___ratelimit+0x59/0x573 [ 918.102751] oom_kill_process.cold+0x10/0x6dc [ 918.107388] ? task_will_free_mem+0x134/0x6d0 [ 918.111915] out_of_memory+0x349/0x1250 [ 918.115915] ? oom_killer_disable+0x270/0x270 [ 918.120438] mem_cgroup_out_of_memory+0x1c7/0x240 [ 918.125294] ? memcg_event_wake+0x210/0x210 [ 918.129737] ? do_raw_spin_unlock+0x171/0x260 [ 918.134244] try_charge+0xe22/0x1300 [ 918.138002] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 918.142863] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 918.147749] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 918.153834] ? lock_downgrade+0x740/0x740 [ 918.158016] mem_cgroup_try_charge+0x249/0x5c0 [ 918.162622] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 918.167560] do_huge_pmd_wp_page+0x921/0x32f0 [ 918.172071] ? __split_huge_pmd+0x29c0/0x29c0 [ 918.176581] ? pmd_val+0x7c/0xf0 [ 918.179951] ? add_mm_counter_fast.part.0+0x40/0x40 [ 918.184970] ? mark_held_locks+0xa6/0xf0 [ 918.189038] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 918.193798] __handle_mm_fault+0x1561/0x3b60 [ 918.198214] ? copy_page_range+0x1e70/0x1e70 [ 918.202622] ? count_memcg_event_mm+0x279/0x4c0 [ 918.207319] handle_mm_fault+0x1a5/0x670 [ 918.211393] __get_user_pages+0x599/0x1650 [ 918.216596] ? follow_page_mask+0x1a60/0x1a60 [ 918.221113] ? populate_vma_page_range+0xc9/0x290 [ 918.225962] populate_vma_page_range+0x1fd/0x290 [ 918.230728] __mm_populate+0x1e8/0x350 [ 918.234623] ? populate_vma_page_range+0x290/0x290 [ 918.239555] ? do_mlock+0x6b0/0x6b0 [ 918.243195] __x64_sys_mlockall+0x340/0x500 [ 918.247522] do_syscall_64+0xf9/0x620 [ 918.251330] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 918.256521] RIP: 0033:0x45c479 [ 918.259726] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 918.278635] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 918.286344] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 918.293613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 918.300891] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 918.308159] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 918.315430] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 918.323371] Task in /syz5 killed as a result of limit of /syz5 [ 918.329548] memory: usage 307200kB, limit 307200kB, failcnt 7463 [ 918.335745] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 918.342726] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 918.348961] Memory cgroup stats for /syz5: cache:0KB rss:297928KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:60496KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:235340KB [ 918.370960] Memory cgroup out of memory: Kill process 10882 (syz-executor.5) score 1116 or sacrifice child [ 918.381150] Killed process 10887 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 918.398274] Memory cgroup out of memory: Kill process 10874 (syz-executor.3) score 1116 or sacrifice child [ 918.408523] Killed process 10874 (syz-executor.3) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 918.469055] Memory cgroup out of memory: Kill process 10652 (syz-executor.1) score 1049 or sacrifice child [ 918.479580] Killed process 10652 (syz-executor.1) total-vm:40016kB, anon-rss:18384kB, file-rss:0kB, shmem-rss:0kB [ 918.556762] oom_reaper: reaped process 10652 (syz-executor.1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 918.788942] Memory cgroup out of memory: Kill process 10880 (syz-executor.0) score 1116 or sacrifice child [ 918.799503] Killed process 10884 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 918.940924] oom_kill_process: 3 callbacks suppressed [ 918.940984] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 918.958036] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 918.963815] CPU: 0 PID: 10888 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 918.971716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 918.981087] Call Trace: [ 918.983692] dump_stack+0x188/0x20d [ 918.987314] dump_header+0x159/0xa5e [ 918.991024] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 918.996149] ? ___ratelimit+0x59/0x573 [ 919.000040] oom_kill_process.cold+0x10/0x6dc [ 919.004568] ? out_of_memory+0x428/0x1250 [ 919.008714] ? out_of_memory+0x435/0x1250 [ 919.012857] out_of_memory+0x349/0x1250 [ 919.016858] ? oom_killer_disable+0x270/0x270 [ 919.021380] mem_cgroup_out_of_memory+0x1c7/0x240 [ 919.026250] ? memcg_event_wake+0x210/0x210 [ 919.030702] ? do_raw_spin_unlock+0x171/0x260 [ 919.035214] try_charge+0xe22/0x1300 [ 919.038935] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 919.045800] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 919.050662] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 919.056738] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 919.061529] mem_cgroup_try_charge+0x249/0x5c0 [ 919.066145] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 919.071177] wp_page_copy+0x3fe/0x1530 [ 919.075096] ? follow_pfn+0x260/0x260 [ 919.078906] ? __lock_acquire+0x6ee/0x49c0 [ 919.083158] do_wp_page+0x518/0xfa0 [ 919.086808] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 919.091480] __handle_mm_fault+0x21a4/0x3b60 [ 919.096014] ? copy_page_range+0x1e70/0x1e70 [ 919.100541] ? count_memcg_event_mm+0x279/0x4c0 [ 919.105271] handle_mm_fault+0x1a5/0x670 [ 919.109358] __get_user_pages+0x599/0x1650 [ 919.113712] ? follow_page_mask+0x1a60/0x1a60 [ 919.118224] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 919.122995] ? retint_kernel+0x2d/0x2d [ 919.126904] populate_vma_page_range+0x1fd/0x290 [ 919.131680] __mm_populate+0x1e8/0x350 [ 919.135589] ? populate_vma_page_range+0x290/0x290 [ 919.140548] ? do_mlock+0x6b0/0x6b0 [ 919.144197] __x64_sys_mlockall+0x340/0x500 [ 919.148549] do_syscall_64+0xf9/0x620 [ 919.152359] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 919.157568] RIP: 0033:0x45c479 [ 919.160760] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 919.179675] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 919.187402] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 919.194690] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 919.201974] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 919.209378] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 919.216662] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 919.227424] Task in /syz1 killed as a result of limit of /syz1 [ 919.234031] memory: usage 307200kB, limit 307200kB, failcnt 10015 [ 919.240671] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 919.247691] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 919.254196] Memory cgroup stats for /syz1: cache:0KB rss:297580KB rss_huge:237568KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:135776KB active_anon:148KB inactive_file:4KB active_file:8KB unevictable:161612KB [ 919.276569] Memory cgroup out of memory: Kill process 10885 (syz-executor.1) score 1116 or sacrifice child [ 919.287307] Killed process 10889 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB 2020/03/03 17:54:37 executed programs: 567 [ 919.768120] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 919.780317] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 919.785913] CPU: 0 PID: 10894 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 919.793818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 919.803294] Call Trace: [ 919.805906] dump_stack+0x188/0x20d [ 919.809566] dump_header+0x159/0xa5e [ 919.813313] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 919.818448] ? ___ratelimit+0x59/0x573 [ 919.822376] oom_kill_process.cold+0x10/0x6dc [ 919.826916] ? task_will_free_mem+0x134/0x6d0 [ 919.831429] out_of_memory+0x349/0x1250 [ 919.835568] ? oom_killer_disable+0x270/0x270 [ 919.840093] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 919.844711] mem_cgroup_out_of_memory+0x1c7/0x240 [ 919.849586] ? memcg_event_wake+0x210/0x210 [ 919.854077] ? mem_cgroup_out_of_memory+0x5/0x240 [ 919.858953] try_charge+0xe22/0x1300 [ 919.862704] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 919.867579] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 919.872459] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 919.878557] mem_cgroup_try_charge+0x249/0x5c0 [ 919.883174] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 919.888145] wp_page_copy+0x3fe/0x1530 [ 919.892051] ? follow_pfn+0x260/0x260 [ 919.895884] ? __lock_acquire+0x6ee/0x49c0 [ 919.900143] do_wp_page+0x518/0xfa0 [ 919.903779] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 919.908459] __handle_mm_fault+0x21a4/0x3b60 [ 919.912872] ? copy_page_range+0x1e70/0x1e70 [ 919.917287] ? count_memcg_event_mm+0x279/0x4c0 [ 919.922121] handle_mm_fault+0x1a5/0x670 [ 919.926217] __get_user_pages+0x599/0x1650 [ 919.930481] ? follow_page_mask+0x1a60/0x1a60 [ 919.934985] ? retint_kernel+0x2d/0x2d [ 919.938889] populate_vma_page_range+0x1fd/0x290 [ 919.943678] __mm_populate+0x1e8/0x350 [ 919.947599] ? populate_vma_page_range+0x290/0x290 [ 919.952536] ? do_mlock+0x6b0/0x6b0 [ 919.956173] __x64_sys_mlockall+0x340/0x500 [ 919.960500] do_syscall_64+0xf9/0x620 [ 919.964311] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 919.969504] RIP: 0033:0x45c479 [ 919.972813] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 919.991760] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 919.999498] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 920.006791] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 920.014075] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 920.021360] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 920.028640] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 920.037312] Task in /syz4 killed as a result of limit of /syz4 [ 920.043660] memory: usage 307200kB, limit 307200kB, failcnt 3618 [ 920.050139] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 920.057141] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 920.063553] Memory cgroup stats for /syz4: cache:0KB rss:298404KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:4KB active_file:4KB unevictable:217152KB [ 920.085873] Memory cgroup out of memory: Kill process 10893 (syz-executor.4) score 1116 or sacrifice child [ 920.096122] Killed process 10898 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 920.108587] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 920.120110] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 920.125729] CPU: 1 PID: 10900 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 920.133624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 920.142994] Call Trace: [ 920.145606] dump_stack+0x188/0x20d [ 920.149268] dump_header+0x159/0xa5e [ 920.153010] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 920.158139] ? ___ratelimit+0x59/0x573 [ 920.162056] oom_kill_process.cold+0x10/0x6dc [ 920.166744] ? task_will_free_mem+0x134/0x6d0 [ 920.171391] out_of_memory+0x349/0x1250 [ 920.175389] ? oom_killer_disable+0x270/0x270 [ 920.179929] mem_cgroup_out_of_memory+0x1c7/0x240 [ 920.184909] ? memcg_event_wake+0x210/0x210 [ 920.189246] ? do_raw_spin_unlock+0x171/0x260 [ 920.193774] try_charge+0xe22/0x1300 [ 920.197521] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 920.202392] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 920.207271] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 920.213367] ? __lock_acquire+0x6ee/0x49c0 [ 920.217629] mem_cgroup_try_charge+0x249/0x5c0 [ 920.222265] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 920.227233] wp_page_copy+0x3fe/0x1530 [ 920.231155] ? follow_pfn+0x260/0x260 [ 920.234997] ? retint_kernel+0x2d/0x2d [ 920.238903] do_wp_page+0x518/0xfa0 [ 920.242556] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 920.247259] __handle_mm_fault+0x21a4/0x3b60 [ 920.251695] ? copy_page_range+0x1e70/0x1e70 [ 920.256229] ? count_memcg_event_mm+0x279/0x4c0 [ 920.260939] handle_mm_fault+0x1a5/0x670 [ 920.265032] __get_user_pages+0x599/0x1650 [ 920.269336] ? follow_page_mask+0x1a60/0x1a60 [ 920.273903] ? lock_acquire+0x170/0x400 [ 920.277910] populate_vma_page_range+0x1fd/0x290 [ 920.282707] __mm_populate+0x1e8/0x350 [ 920.286747] ? populate_vma_page_range+0x290/0x290 [ 920.291714] __x64_sys_mlockall+0x340/0x500 [ 920.296064] do_syscall_64+0xf9/0x620 [ 920.299896] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 920.305093] RIP: 0033:0x45c479 [ 920.308305] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 920.327227] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 920.334963] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 920.342880] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 920.350155] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 920.357552] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 920.364846] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 920.372647] Task in /syz2 killed as a result of limit of /syz2 [ 920.378873] memory: usage 307200kB, limit 307200kB, failcnt 5302 [ 920.385315] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 920.392434] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 920.398868] Memory cgroup stats for /syz2: cache:0KB rss:297624KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:88852KB active_anon:2224KB inactive_file:8KB active_file:4KB unevictable:206668KB [ 920.420935] Memory cgroup out of memory: Kill process 10895 (syz-executor.2) score 1116 or sacrifice child [ 920.431202] Killed process 10901 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 920.728018] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 920.739875] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 920.745479] CPU: 1 PID: 10899 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 920.753379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 920.762873] Call Trace: [ 920.765487] dump_stack+0x188/0x20d [ 920.769136] dump_header+0x159/0xa5e [ 920.772875] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 920.778003] ? ___ratelimit+0x59/0x573 [ 920.781935] oom_kill_process.cold+0x10/0x6dc [ 920.786484] out_of_memory+0x349/0x1250 [ 920.790607] ? oom_killer_disable+0x270/0x270 [ 920.795146] mem_cgroup_out_of_memory+0x1c7/0x240 [ 920.800797] ? memcg_event_wake+0x210/0x210 [ 920.805153] ? do_raw_spin_unlock+0x171/0x260 [ 920.809882] try_charge+0xe22/0x1300 [ 920.813668] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 920.818543] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 920.823431] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 920.829509] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 920.834300] mem_cgroup_try_charge+0x249/0x5c0 [ 920.838917] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 920.843909] wp_page_copy+0x3fe/0x1530 [ 920.847966] ? follow_pfn+0x260/0x260 [ 920.851796] ? __lock_acquire+0x6ee/0x49c0 [ 920.856062] do_wp_page+0x518/0xfa0 [ 920.859703] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 920.864397] __handle_mm_fault+0x21a4/0x3b60 [ 920.868820] ? copy_page_range+0x1e70/0x1e70 [ 920.873255] ? count_memcg_event_mm+0x279/0x4c0 [ 920.877970] handle_mm_fault+0x1a5/0x670 [ 920.882077] __get_user_pages+0x599/0x1650 [ 920.886331] ? follow_page_mask+0x1a60/0x1a60 [ 920.890850] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 920.895640] ? retint_kernel+0x2d/0x2d [ 920.899552] populate_vma_page_range+0x1fd/0x290 [ 920.904318] __mm_populate+0x1e8/0x350 [ 920.908213] ? populate_vma_page_range+0x290/0x290 [ 920.913147] ? do_mlock+0x6b0/0x6b0 [ 920.916784] __x64_sys_mlockall+0x340/0x500 [ 920.921111] do_syscall_64+0xf9/0x620 [ 920.924946] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 920.930150] RIP: 0033:0x45c479 [ 920.933351] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 920.952376] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 920.960092] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 920.967380] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 920.974662] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 920.981931] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 920.989200] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 920.997453] Task in /syz0 killed as a result of limit of /syz0 [ 921.003782] memory: usage 307200kB, limit 307200kB, failcnt 4861 [ 921.010218] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 921.017084] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 921.023544] Memory cgroup stats for /syz0: cache:0KB rss:298152KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:217116KB [ 921.045675] Memory cgroup out of memory: Kill process 10896 (syz-executor.0) score 1116 or sacrifice child [ 921.055881] Killed process 10903 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 921.068234] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 921.079759] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 921.085763] CPU: 0 PID: 10906 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 921.093664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 921.103393] Call Trace: [ 921.105994] dump_stack+0x188/0x20d [ 921.109642] dump_header+0x159/0xa5e [ 921.113358] ? oom_kill_process+0x130/0x140 [ 921.117707] oom_kill_process.cold+0x10/0x6dc [ 921.122219] ? task_will_free_mem+0x134/0x6d0 [ 921.126710] out_of_memory+0x349/0x1250 [ 921.131487] ? oom_killer_disable+0x270/0x270 [ 921.136014] mem_cgroup_out_of_memory+0x1c7/0x240 [ 921.140865] ? memcg_event_wake+0x210/0x210 [ 921.145226] ? do_raw_spin_unlock+0x171/0x260 [ 921.149720] try_charge+0xe22/0x1300 [ 921.153455] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 921.158312] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 921.163186] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 921.169260] mem_cgroup_try_charge+0x249/0x5c0 [ 921.173877] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 921.178810] wp_page_copy+0x3fe/0x1530 [ 921.182739] ? follow_pfn+0x260/0x260 [ 921.186544] ? __lock_acquire+0x6ee/0x49c0 [ 921.190796] do_wp_page+0x518/0xfa0 [ 921.194441] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 921.199117] __handle_mm_fault+0x21a4/0x3b60 [ 921.203556] ? copy_page_range+0x1e70/0x1e70 [ 921.207987] ? count_memcg_event_mm+0x279/0x4c0 [ 921.212693] handle_mm_fault+0x1a5/0x670 [ 921.216764] __get_user_pages+0x599/0x1650 [ 921.221000] ? follow_page_mask+0x1a60/0x1a60 [ 921.225507] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 921.230294] ? retint_kernel+0x2d/0x2d [ 921.234205] populate_vma_page_range+0x1fd/0x290 [ 921.238993] __mm_populate+0x1e8/0x350 [ 921.242912] ? populate_vma_page_range+0x290/0x290 [ 921.247965] ? do_mlock+0x6b0/0x6b0 [ 921.251605] __x64_sys_mlockall+0x340/0x500 [ 921.255938] do_syscall_64+0xf9/0x620 [ 921.259764] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 921.264953] RIP: 0033:0x45c479 [ 921.268158] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 921.287078] RSP: 002b:00007fc5c4383c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 921.294808] RAX: ffffffffffffffda RBX: 00007fc5c43846d4 RCX: 000000000045c479 [ 921.302087] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 921.309373] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 921.316641] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 921.324026] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bfcc [ 921.332932] Task in /syz3 killed as a result of limit of /syz3 [ 921.339196] memory: usage 307184kB, limit 307200kB, failcnt 5508 [ 921.345873] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 921.353072] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 921.359547] Memory cgroup stats for /syz3: cache:0KB rss:298180KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66480KB active_anon:76KB inactive_file:0KB active_file:8KB unevictable:231704KB [ 921.381469] Memory cgroup out of memory: Kill process 10902 (syz-executor.3) score 1116 or sacrifice child [ 921.392051] Killed process 10910 (syz-executor.3) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 921.418132] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 921.429808] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 921.435252] CPU: 1 PID: 10899 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 921.443157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 921.452545] Call Trace: [ 921.455184] dump_stack+0x188/0x20d [ 921.458852] dump_header+0x159/0xa5e [ 921.462600] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 921.467932] ? ___ratelimit+0x59/0x573 [ 921.471857] oom_kill_process.cold+0x10/0x6dc [ 921.476519] ? task_will_free_mem+0x134/0x6d0 [ 921.481063] out_of_memory+0x349/0x1250 [ 921.485072] ? oom_killer_disable+0x270/0x270 [ 921.489616] mem_cgroup_out_of_memory+0x1c7/0x240 [ 921.494481] ? memcg_event_wake+0x210/0x210 [ 921.498832] ? do_raw_spin_unlock+0x171/0x260 [ 921.503500] try_charge+0xe22/0x1300 [ 921.507448] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 921.512463] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 921.517333] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 921.523427] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 921.528220] mem_cgroup_try_charge+0x249/0x5c0 [ 921.532839] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 921.537801] wp_page_copy+0x3fe/0x1530 [ 921.541879] ? follow_pfn+0x260/0x260 [ 921.545710] ? __lock_acquire+0x6ee/0x49c0 [ 921.549985] do_wp_page+0x518/0xfa0 [ 921.553646] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 921.558358] __handle_mm_fault+0x21a4/0x3b60 [ 921.562815] ? copy_page_range+0x1e70/0x1e70 [ 921.567257] ? count_memcg_event_mm+0x279/0x4c0 [ 921.572130] handle_mm_fault+0x1a5/0x670 [ 921.576228] __get_user_pages+0x599/0x1650 [ 921.580662] ? follow_page_mask+0x1a60/0x1a60 [ 921.585350] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 921.590146] ? retint_kernel+0x2d/0x2d [ 921.594189] populate_vma_page_range+0x1fd/0x290 [ 921.598995] __mm_populate+0x1e8/0x350 [ 921.603047] ? populate_vma_page_range+0x290/0x290 [ 921.608006] ? do_mlock+0x6b0/0x6b0 [ 921.611799] __x64_sys_mlockall+0x340/0x500 [ 921.616155] do_syscall_64+0xf9/0x620 [ 921.619989] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 921.625324] RIP: 0033:0x45c479 [ 921.628535] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 921.647759] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 921.655503] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 921.662790] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 921.670220] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 921.677513] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 921.684799] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 921.692272] Task in /syz0 killed as a result of limit of /syz0 [ 921.698367] memory: usage 303384kB, limit 307200kB, failcnt 4867 [ 921.704547] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 921.711347] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 921.717495] Memory cgroup stats for /syz0: cache:0KB rss:294576KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:77300KB active_anon:2196KB inactive_file:4KB active_file:4KB unevictable:215068KB [ 921.738954] Memory cgroup out of memory: Kill process 10896 (syz-executor.0) score 1116 or sacrifice child [ 921.748818] Killed process 10899 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:21616kB, shmem-rss:0kB [ 921.760620] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 921.772277] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 921.777917] CPU: 0 PID: 10912 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 921.785806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 921.795172] Call Trace: [ 921.797780] dump_stack+0x188/0x20d [ 921.801461] dump_header+0x159/0xa5e [ 921.805191] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 921.810331] ? ___ratelimit+0x59/0x573 [ 921.814254] oom_kill_process.cold+0x10/0x6dc [ 921.818789] ? task_will_free_mem+0x134/0x6d0 [ 921.823316] out_of_memory+0x349/0x1250 [ 921.827295] ? oom_killer_disable+0x270/0x270 [ 921.831813] mem_cgroup_out_of_memory+0x1c7/0x240 [ 921.836679] ? memcg_event_wake+0x210/0x210 [ 921.841173] ? do_raw_spin_unlock+0x171/0x260 [ 921.845676] try_charge+0xe22/0x1300 [ 921.849403] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 921.854244] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 921.859258] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 921.865474] ? lock_downgrade+0x740/0x740 [ 921.869634] mem_cgroup_try_charge+0x249/0x5c0 [ 921.874216] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 921.879146] do_huge_pmd_wp_page+0x921/0x32f0 [ 921.883653] ? __split_huge_pmd+0x29c0/0x29c0 [ 921.888154] ? retint_kernel+0x2d/0x2d [ 921.892147] ? pmd_val+0x7c/0xf0 [ 921.895547] ? add_mm_counter_fast.part.0+0x40/0x40 [ 921.900561] ? __handle_mm_fault+0x184/0x3b60 [ 921.905092] __handle_mm_fault+0x1561/0x3b60 [ 921.909506] ? copy_page_range+0x1e70/0x1e70 [ 921.913918] ? count_memcg_event_mm+0x279/0x4c0 [ 921.918597] handle_mm_fault+0x1a5/0x670 [ 921.922661] __get_user_pages+0x599/0x1650 [ 921.926935] ? follow_page_mask+0x1a60/0x1a60 [ 921.931431] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 921.936191] ? retint_kernel+0x2d/0x2d [ 921.940085] populate_vma_page_range+0x1fd/0x290 [ 921.944851] __mm_populate+0x1e8/0x350 [ 921.948755] ? populate_vma_page_range+0x290/0x290 [ 921.953681] ? __x64_sys_mlockall+0x2ca/0x500 [ 921.958175] __x64_sys_mlockall+0x340/0x500 [ 921.962498] do_syscall_64+0xf9/0x620 [ 921.966298] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 921.971486] RIP: 0033:0x45c479 [ 921.974673] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 921.993664] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 922.001371] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 922.008638] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 922.015905] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 922.023190] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 922.030460] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 922.038957] Task in /syz5 killed as a result of limit of /syz5 [ 922.045232] memory: usage 307200kB, limit 307200kB, failcnt 7477 [ 922.051560] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 922.058429] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 922.064815] Memory cgroup stats for /syz5: cache:0KB rss:297968KB rss_huge:253952KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:58448KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:237388KB [ 922.086815] Memory cgroup out of memory: Kill process 10905 (syz-executor.5) score 1116 or sacrifice child [ 922.097002] Killed process 10913 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 922.109791] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 922.121317] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 922.127045] CPU: 1 PID: 10906 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 922.134960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 922.144472] Call Trace: [ 922.147088] dump_stack+0x188/0x20d [ 922.150732] dump_header+0x159/0xa5e [ 922.154464] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 922.159601] ? ___ratelimit+0x59/0x573 [ 922.163528] oom_kill_process.cold+0x10/0x6dc [ 922.168049] ? out_of_memory+0x428/0x1250 [ 922.172236] ? out_of_memory+0x19f/0x1250 [ 922.176542] ? mem_cgroup_get_max+0x25/0x240 [ 922.180986] out_of_memory+0x349/0x1250 [ 922.185136] ? oom_killer_disable+0x270/0x270 [ 922.189670] ? mem_cgroup_out_of_memory+0x97/0x240 [ 922.194629] mem_cgroup_out_of_memory+0x1c7/0x240 [ 922.199492] ? memcg_event_wake+0x210/0x210 [ 922.204033] ? do_raw_spin_unlock+0x171/0x260 [ 922.208553] try_charge+0xe22/0x1300 [ 922.212322] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 922.217199] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 922.222078] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 922.228297] mem_cgroup_try_charge+0x249/0x5c0 [ 922.233038] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 922.238167] wp_page_copy+0x3fe/0x1530 [ 922.242098] ? follow_pfn+0x260/0x260 [ 922.246002] ? retint_kernel+0x2d/0x2d [ 922.249930] do_wp_page+0x518/0xfa0 [ 922.253710] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 922.258409] __handle_mm_fault+0x21a4/0x3b60 [ 922.262999] ? copy_page_range+0x1e70/0x1e70 [ 922.267432] ? count_memcg_event_mm+0x279/0x4c0 [ 922.272322] handle_mm_fault+0x1a5/0x670 [ 922.276424] __get_user_pages+0x599/0x1650 [ 922.280989] ? follow_page_mask+0x1a60/0x1a60 [ 922.285511] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 922.290466] ? retint_kernel+0x2d/0x2d [ 922.294378] populate_vma_page_range+0x1fd/0x290 [ 922.299192] __mm_populate+0x1e8/0x350 [ 922.303200] ? populate_vma_page_range+0x290/0x290 [ 922.308240] ? do_mlock+0x6b0/0x6b0 [ 922.312049] __x64_sys_mlockall+0x340/0x500 [ 922.316402] do_syscall_64+0xf9/0x620 [ 922.320359] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 922.325569] RIP: 0033:0x45c479 [ 922.328776] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 922.347696] RSP: 002b:00007fc5c4383c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 922.355432] RAX: ffffffffffffffda RBX: 00007fc5c43846d4 RCX: 000000000045c479 [ 922.362726] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 922.370218] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 922.377511] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 922.384801] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bfcc [ 922.405593] Task in /syz3 killed as a result of limit of /syz3 [ 922.411948] memory: usage 301364kB, limit 307200kB, failcnt 5519 [ 922.418378] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 922.425389] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 922.431652] Memory cgroup stats for /syz3: cache:0KB rss:292556KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:64860KB active_anon:76KB inactive_file:0KB active_file:8KB unevictable:227620KB [ 922.453566] Memory cgroup out of memory: Kill process 10902 (syz-executor.3) score 1116 or sacrifice child [ 922.464023] Killed process 10902 (syz-executor.3) total-vm:40016kB, anon-rss:18352kB, file-rss:20656kB, shmem-rss:0kB [ 922.478086] oom_reaper: reaped process 10902 (syz-executor.3), now anon-rss:18352kB, file-rss:20648kB, shmem-rss:0kB [ 922.510244] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 922.521779] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 922.527276] CPU: 0 PID: 10909 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 922.535312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 922.544835] Call Trace: [ 922.547464] dump_stack+0x188/0x20d [ 922.551230] dump_header+0x159/0xa5e [ 922.554976] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 922.560101] ? ___ratelimit+0x59/0x573 [ 922.564107] oom_kill_process.cold+0x10/0x6dc [ 922.568796] ? task_will_free_mem+0x134/0x6d0 [ 922.573313] out_of_memory+0x349/0x1250 [ 922.577299] ? oom_killer_disable+0x270/0x270 [ 922.581806] mem_cgroup_out_of_memory+0x1c7/0x240 [ 922.586649] ? memcg_event_wake+0x210/0x210 [ 922.590976] ? do_raw_spin_unlock+0x171/0x260 [ 922.595475] try_charge+0xe22/0x1300 [ 922.599199] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 922.604048] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 922.608899] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 922.614965] mem_cgroup_try_charge+0x249/0x5c0 [ 922.619554] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 922.624484] wp_page_copy+0x3fe/0x1530 [ 922.628376] ? follow_pfn+0x260/0x260 [ 922.632226] ? __sanitizer_cov_trace_pc+0x14/0x50 [ 922.637091] do_wp_page+0x518/0xfa0 [ 922.640742] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 922.645526] __handle_mm_fault+0x21a4/0x3b60 [ 922.649956] ? copy_page_range+0x1e70/0x1e70 [ 922.654373] ? count_memcg_event_mm+0x279/0x4c0 [ 922.659348] handle_mm_fault+0x1a5/0x670 [ 922.663447] __get_user_pages+0x599/0x1650 [ 922.667710] ? follow_page_mask+0x1a60/0x1a60 [ 922.672211] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 922.676969] ? retint_kernel+0x2d/0x2d [ 922.680997] populate_vma_page_range+0x1fd/0x290 [ 922.685772] __mm_populate+0x1e8/0x350 [ 922.689819] ? populate_vma_page_range+0x290/0x290 [ 922.694755] ? do_mlock+0x6b0/0x6b0 [ 922.698385] __x64_sys_mlockall+0x340/0x500 [ 922.702706] do_syscall_64+0xf9/0x620 [ 922.706548] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 922.711744] RIP: 0033:0x45c479 [ 922.714937] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 922.734084] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 922.741932] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 922.749655] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 922.757110] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 922.764558] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 922.771975] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 922.779451] Task in /syz1 killed as a result of limit of /syz1 [ 922.785798] memory: usage 307168kB, limit 307200kB, failcnt 10044 [ 922.792202] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 922.799099] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 922.805469] Memory cgroup stats for /syz1: cache:0KB rss:297480KB rss_huge:243712KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:134352KB active_anon:148KB inactive_file:0KB active_file:8KB unevictable:163036KB [ 922.827607] Memory cgroup out of memory: Kill process 10908 (syz-executor.1) score 1116 or sacrifice child [ 922.837934] Killed process 10914 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 923.154247] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 923.165981] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 923.171973] CPU: 1 PID: 10916 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 923.179886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 923.189378] Call Trace: [ 923.192087] dump_stack+0x188/0x20d [ 923.195752] dump_header+0x159/0xa5e [ 923.199564] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 923.204780] ? ___ratelimit+0x59/0x573 [ 923.208707] oom_kill_process.cold+0x10/0x6dc [ 923.214193] ? task_will_free_mem+0x134/0x6d0 [ 923.218728] out_of_memory+0x349/0x1250 [ 923.222747] ? oom_killer_disable+0x270/0x270 [ 923.227294] mem_cgroup_out_of_memory+0x1c7/0x240 [ 923.232176] ? memcg_event_wake+0x210/0x210 [ 923.236540] ? do_raw_spin_unlock+0x171/0x260 [ 923.241072] try_charge+0xe22/0x1300 [ 923.244828] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 923.249705] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 923.254578] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 923.260681] mem_cgroup_try_charge+0x249/0x5c0 [ 923.265308] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 923.270361] wp_page_copy+0x3fe/0x1530 [ 923.274697] ? follow_pfn+0x260/0x260 [ 923.278584] ? __lock_acquire+0x6ee/0x49c0 [ 923.282871] do_wp_page+0x518/0xfa0 [ 923.286542] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 923.291264] __handle_mm_fault+0x21a4/0x3b60 [ 923.295711] ? copy_page_range+0x1e70/0x1e70 [ 923.300138] ? count_memcg_event_mm+0x279/0x4c0 [ 923.304841] handle_mm_fault+0x1a5/0x670 [ 923.308915] __get_user_pages+0x599/0x1650 [ 923.313172] ? follow_page_mask+0x1a60/0x1a60 [ 923.317727] ? populate_vma_page_range+0x1c3/0x290 [ 923.322677] populate_vma_page_range+0x1fd/0x290 [ 923.327459] __mm_populate+0x1e8/0x350 [ 923.331375] ? populate_vma_page_range+0x290/0x290 [ 923.336327] ? do_mlock+0x6b0/0x6b0 [ 923.339987] __x64_sys_mlockall+0x340/0x500 [ 923.344325] do_syscall_64+0xf9/0x620 [ 923.348140] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 923.353346] RIP: 0033:0x45c479 [ 923.356563] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 923.375597] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 923.383486] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 923.390786] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 923.398080] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 923.405375] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 923.412816] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 923.421071] Task in /syz0 killed as a result of limit of /syz0 [ 923.427389] memory: usage 307200kB, limit 307200kB, failcnt 4885 [ 923.433916] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 923.440927] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 923.447229] Memory cgroup stats for /syz0: cache:0KB rss:298200KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:80968KB active_anon:2196KB inactive_file:8KB active_file:4KB unevictable:215036KB [ 923.469429] Memory cgroup out of memory: Kill process 10915 (syz-executor.0) score 1116 or sacrifice child [ 923.479860] Killed process 10918 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 923.527904] Memory cgroup out of memory: Kill process 10921 (syz-executor.4) score 1116 or sacrifice child [ 923.538432] Killed process 10925 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 923.831165] Memory cgroup out of memory: Kill process 10922 (syz-executor.2) score 1116 or sacrifice child [ 923.841610] Killed process 10926 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 924.361555] oom_kill_process: 2 callbacks suppressed [ 924.361608] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 924.378529] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 924.384237] CPU: 0 PID: 10931 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 924.392125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 924.401487] Call Trace: [ 924.404091] dump_stack+0x188/0x20d [ 924.407734] dump_header+0x159/0xa5e [ 924.411460] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 924.416571] ? ___ratelimit+0x59/0x573 [ 924.420470] oom_kill_process.cold+0x10/0x6dc [ 924.424977] ? task_will_free_mem+0x134/0x6d0 [ 924.429483] out_of_memory+0x349/0x1250 [ 924.433473] ? mark_held_locks+0xa6/0xf0 [ 924.437613] ? oom_killer_disable+0x270/0x270 [ 924.442121] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 924.446724] mem_cgroup_out_of_memory+0x1c7/0x240 [ 924.451596] ? memcg_event_wake+0x210/0x210 [ 924.455951] try_charge+0xe22/0x1300 [ 924.459692] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 924.464579] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 924.469437] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 924.475511] mem_cgroup_try_charge+0x249/0x5c0 [ 924.480109] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 924.485055] wp_page_copy+0x3fe/0x1530 [ 924.488963] ? follow_pfn+0x260/0x260 [ 924.492770] ? __lock_acquire+0x6ee/0x49c0 [ 924.497020] do_wp_page+0x518/0xfa0 [ 924.500806] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 924.505509] __handle_mm_fault+0x21a4/0x3b60 [ 924.509982] ? copy_page_range+0x1e70/0x1e70 [ 924.514436] ? lock_release+0x42b/0x820 [ 924.518706] handle_mm_fault+0x1a5/0x670 [ 924.522802] __get_user_pages+0x599/0x1650 [ 924.527064] ? follow_page_mask+0x1a60/0x1a60 [ 924.531569] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 924.536424] ? retint_kernel+0x2d/0x2d [ 924.540331] populate_vma_page_range+0x1fd/0x290 [ 924.545105] __mm_populate+0x1e8/0x350 [ 924.549011] ? populate_vma_page_range+0x290/0x290 [ 924.553947] ? do_mlock+0x6b0/0x6b0 [ 924.557622] __x64_sys_mlockall+0x340/0x500 [ 924.562012] do_syscall_64+0xf9/0x620 [ 924.565848] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 924.571065] RIP: 0033:0x45c479 [ 924.574272] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 924.593183] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 924.600906] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 924.608181] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 924.615455] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 924.622733] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 924.630009] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 924.638366] Task in /syz1 killed as a result of limit of /syz1 [ 924.644704] memory: usage 307200kB, limit 307200kB, failcnt 10115 [ 924.651243] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 924.658070] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 924.664367] Memory cgroup stats for /syz1: cache:0KB rss:297560KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:134352KB active_anon:148KB inactive_file:4KB active_file:4KB unevictable:163064KB [ 924.686435] Memory cgroup out of memory: Kill process 10930 (syz-executor.1) score 1116 or sacrifice child [ 924.696663] Killed process 10937 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 924.708921] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 924.720470] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 924.726058] CPU: 1 PID: 10936 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 924.733944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 924.743311] Call Trace: [ 924.745920] dump_stack+0x188/0x20d [ 924.749561] dump_header+0x159/0xa5e [ 924.753284] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 924.758401] ? ___ratelimit+0x59/0x573 [ 924.762307] oom_kill_process.cold+0x10/0x6dc [ 924.766906] ? out_of_memory+0x428/0x1250 [ 924.771150] ? out_of_memory+0x19f/0x1250 [ 924.775306] ? mem_cgroup_get_max+0x25/0x240 [ 924.779736] out_of_memory+0x349/0x1250 [ 924.783737] ? oom_killer_disable+0x270/0x270 [ 924.788260] mem_cgroup_out_of_memory+0x1c7/0x240 [ 924.793436] ? memcg_event_wake+0x210/0x210 [ 924.797792] ? do_raw_spin_unlock+0x171/0x260 [ 924.802313] try_charge+0xe22/0x1300 [ 924.806055] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 924.810914] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 924.815776] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 924.821863] mem_cgroup_try_charge+0x249/0x5c0 [ 924.826464] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 924.831414] wp_page_copy+0x3fe/0x1530 [ 924.835326] ? follow_pfn+0x260/0x260 [ 924.839141] ? __lock_acquire+0x6ee/0x49c0 [ 924.843394] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 924.848166] do_wp_page+0x518/0xfa0 [ 924.851807] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 924.856510] __handle_mm_fault+0x21a4/0x3b60 [ 924.860948] ? copy_page_range+0x1e70/0x1e70 [ 924.865368] ? count_memcg_event_mm+0x279/0x4c0 [ 924.870084] handle_mm_fault+0x1a5/0x670 [ 924.874178] __get_user_pages+0x599/0x1650 [ 924.878440] ? follow_page_mask+0x1a60/0x1a60 [ 924.883143] populate_vma_page_range+0x1fd/0x290 [ 924.888272] __mm_populate+0x1e8/0x350 [ 924.892188] ? populate_vma_page_range+0x290/0x290 [ 924.897138] ? do_mlock+0x6b0/0x6b0 [ 924.900788] __x64_sys_mlockall+0x340/0x500 [ 924.905127] do_syscall_64+0xf9/0x620 [ 924.908942] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 924.914137] RIP: 0033:0x45c479 [ 924.917337] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 924.936379] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 924.944106] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 924.951383] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 924.958662] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 924.966126] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 924.973414] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 924.981919] Task in /syz0 killed as a result of limit of /syz0 [ 924.988132] memory: usage 307200kB, limit 307200kB, failcnt 4964 [ 924.994430] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 925.001497] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 925.007777] Memory cgroup stats for /syz0: cache:0KB rss:298152KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:4KB active_file:8KB unevictable:217080KB [ 925.030228] Memory cgroup out of memory: Kill process 10933 (syz-executor.0) score 1116 or sacrifice child [ 925.040499] Killed process 10938 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 925.052622] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 925.064340] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 925.070040] CPU: 0 PID: 10935 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 925.078015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 925.087374] Call Trace: [ 925.089984] dump_stack+0x188/0x20d [ 925.093793] dump_header+0x159/0xa5e [ 925.097570] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 925.102820] ? ___ratelimit+0x59/0x573 [ 925.106741] oom_kill_process.cold+0x10/0x6dc [ 925.111255] ? task_will_free_mem+0x134/0x6d0 [ 925.115761] out_of_memory+0x349/0x1250 [ 925.119840] ? oom_killer_disable+0x270/0x270 [ 925.124355] mem_cgroup_out_of_memory+0x1c7/0x240 [ 925.129532] ? memcg_event_wake+0x210/0x210 [ 925.133896] ? do_raw_spin_unlock+0x171/0x260 [ 925.138410] try_charge+0xe22/0x1300 [ 925.142161] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 925.147029] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 925.151967] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 925.158025] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 925.162788] mem_cgroup_try_charge+0x249/0x5c0 [ 925.168395] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 925.173413] wp_page_copy+0x3fe/0x1530 [ 925.177305] ? follow_pfn+0x260/0x260 [ 925.181101] ? __lock_acquire+0x6ee/0x49c0 [ 925.185339] do_wp_page+0x518/0xfa0 [ 925.188964] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 925.194678] __handle_mm_fault+0x21a4/0x3b60 [ 925.199093] ? copy_page_range+0x1e70/0x1e70 [ 925.203558] ? count_memcg_event_mm+0x279/0x4c0 [ 925.208239] handle_mm_fault+0x1a5/0x670 [ 925.212303] __get_user_pages+0x599/0x1650 [ 925.216547] ? follow_page_mask+0x1a60/0x1a60 [ 925.221051] ? populate_vma_page_range+0x55/0x290 [ 925.225897] populate_vma_page_range+0x1fd/0x290 [ 925.230661] __mm_populate+0x1e8/0x350 [ 925.234551] ? populate_vma_page_range+0x290/0x290 [ 925.239479] ? do_mlock+0x6b0/0x6b0 [ 925.243109] __x64_sys_mlockall+0x340/0x500 [ 925.247438] do_syscall_64+0xf9/0x620 [ 925.251240] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 925.256465] RIP: 0033:0x45c479 [ 925.259656] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 925.278564] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 925.286279] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 925.293563] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 925.300830] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 925.308097] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 925.315464] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 925.324608] Task in /syz3 killed as a result of limit of /syz3 [ 925.332476] memory: usage 307200kB, limit 307200kB, failcnt 5540 [ 925.338766] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 925.345842] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 925.352337] Memory cgroup stats for /syz3: cache:0KB rss:298184KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66476KB active_anon:80KB inactive_file:4KB active_file:4KB unevictable:231752KB [ 925.376033] Memory cgroup out of memory: Kill process 10934 (syz-executor.3) score 1116 or sacrifice child [ 925.386651] Killed process 10939 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 925.431861] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 925.443593] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 925.449161] CPU: 0 PID: 10935 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 925.457044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 925.466404] Call Trace: [ 925.469024] dump_stack+0x188/0x20d [ 925.472673] dump_header+0x159/0xa5e [ 925.476401] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 925.481516] ? ___ratelimit+0x59/0x573 [ 925.485414] oom_kill_process.cold+0x10/0x6dc [ 925.489925] ? task_will_free_mem+0x134/0x6d0 [ 925.494432] out_of_memory+0x349/0x1250 [ 925.498433] ? oom_killer_disable+0x270/0x270 [ 925.502951] mem_cgroup_out_of_memory+0x1c7/0x240 [ 925.507807] ? memcg_event_wake+0x210/0x210 [ 925.512146] ? do_raw_spin_unlock+0x171/0x260 [ 925.516649] try_charge+0xe22/0x1300 [ 925.520385] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 925.525408] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 925.530282] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 925.536532] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 925.541321] mem_cgroup_try_charge+0x249/0x5c0 [ 925.545929] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 925.550876] wp_page_copy+0x3fe/0x1530 [ 925.554783] ? follow_pfn+0x260/0x260 [ 925.558601] do_wp_page+0x518/0xfa0 [ 925.562240] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 925.566926] __handle_mm_fault+0x21a4/0x3b60 [ 925.571350] ? copy_page_range+0x1e70/0x1e70 [ 925.575773] ? count_memcg_event_mm+0x279/0x4c0 [ 925.580688] handle_mm_fault+0x1a5/0x670 [ 925.584798] __get_user_pages+0x599/0x1650 [ 925.589181] ? follow_page_mask+0x1a60/0x1a60 [ 925.593897] ? populate_vma_page_range+0x55/0x290 [ 925.598765] populate_vma_page_range+0x1fd/0x290 [ 925.603543] __mm_populate+0x1e8/0x350 [ 925.607442] ? populate_vma_page_range+0x290/0x290 [ 925.612557] ? do_mlock+0x6b0/0x6b0 [ 925.616203] __x64_sys_mlockall+0x340/0x500 [ 925.620539] do_syscall_64+0xf9/0x620 [ 925.624356] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 925.629641] RIP: 0033:0x45c479 [ 925.632914] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 925.651879] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 925.659777] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 925.667058] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 925.674338] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 925.681629] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 925.688903] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 925.698050] Task in /syz3 killed as a result of limit of /syz3 [ 925.704545] memory: usage 301372kB, limit 307200kB, failcnt 5566 [ 925.710916] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 925.717918] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 925.724389] Memory cgroup stats for /syz3: cache:0KB rss:292492KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:64860KB active_anon:76KB inactive_file:4KB active_file:4KB unevictable:227660KB [ 925.746399] Memory cgroup out of memory: Kill process 10934 (syz-executor.3) score 1116 or sacrifice child [ 925.756578] Killed process 10934 (syz-executor.3) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 925.769334] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 925.780886] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 925.786489] CPU: 1 PID: 10936 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 925.794485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 925.803957] Call Trace: [ 925.806588] dump_stack+0x188/0x20d [ 925.810263] dump_header+0x159/0xa5e [ 925.814022] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 925.819146] ? ___ratelimit+0x59/0x573 [ 925.823053] oom_kill_process.cold+0x10/0x6dc [ 925.827577] ? task_will_free_mem+0x134/0x6d0 [ 925.832099] out_of_memory+0x349/0x1250 [ 925.836082] ? oom_killer_disable+0x270/0x270 [ 925.840612] mem_cgroup_out_of_memory+0x1c7/0x240 [ 925.845492] ? memcg_event_wake+0x210/0x210 [ 925.849833] ? do_raw_spin_unlock+0x171/0x260 [ 925.854329] try_charge+0xe22/0x1300 [ 925.858052] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 925.862893] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 925.867734] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 925.873796] mem_cgroup_try_charge+0x249/0x5c0 [ 925.878378] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 925.883314] wp_page_copy+0x3fe/0x1530 [ 925.887217] ? follow_pfn+0x260/0x260 [ 925.891017] ? __lock_acquire+0x6ee/0x49c0 [ 925.895250] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 925.900006] do_wp_page+0x518/0xfa0 [ 925.903631] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 925.908317] __handle_mm_fault+0x21a4/0x3b60 [ 925.912734] ? copy_page_range+0x1e70/0x1e70 [ 925.917241] ? count_memcg_event_mm+0x279/0x4c0 [ 925.921920] handle_mm_fault+0x1a5/0x670 [ 925.925984] __get_user_pages+0x599/0x1650 [ 925.930242] ? follow_page_mask+0x1a60/0x1a60 [ 925.934751] populate_vma_page_range+0x1fd/0x290 [ 925.939516] __mm_populate+0x1e8/0x350 [ 925.943410] ? populate_vma_page_range+0x290/0x290 [ 925.948338] ? do_mlock+0x6b0/0x6b0 [ 925.951968] __x64_sys_mlockall+0x340/0x500 [ 925.956302] do_syscall_64+0xf9/0x620 [ 925.960105] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 925.965292] RIP: 0033:0x45c479 [ 925.968522] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 925.987425] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 925.995139] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 926.002610] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 926.009892] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 926.017168] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 926.024470] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c 2020/03/03 17:54:44 executed programs: 580 [ 926.031954] Task in /syz0 killed as a result of limit of /syz0 [ 926.038228] memory: usage 303416kB, limit 307200kB, failcnt 4970 [ 926.044800] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 926.051703] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 926.057876] Memory cgroup stats for /syz0: cache:0KB rss:294540KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:77300KB active_anon:2196KB inactive_file:8KB active_file:4KB unevictable:215032KB [ 926.079340] Memory cgroup out of memory: Kill process 10933 (syz-executor.0) score 1116 or sacrifice child [ 926.089340] Killed process 10933 (syz-executor.0) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 926.243455] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 926.255275] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 926.261061] CPU: 0 PID: 10941 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 926.269096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 926.278585] Call Trace: [ 926.281204] dump_stack+0x188/0x20d [ 926.285007] dump_header+0x159/0xa5e [ 926.288753] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 926.294035] ? ___ratelimit+0x59/0x573 [ 926.297963] oom_kill_process.cold+0x10/0x6dc [ 926.302492] ? task_will_free_mem+0x134/0x6d0 [ 926.307158] out_of_memory+0x349/0x1250 [ 926.312389] ? oom_killer_disable+0x270/0x270 [ 926.317046] mem_cgroup_out_of_memory+0x1c7/0x240 [ 926.321916] ? memcg_event_wake+0x210/0x210 [ 926.326282] ? do_raw_spin_unlock+0x171/0x260 [ 926.330810] try_charge+0xe22/0x1300 [ 926.334686] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 926.339561] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 926.344462] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 926.350572] mem_cgroup_try_charge+0x249/0x5c0 [ 926.355190] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 926.360289] wp_page_copy+0x3fe/0x1530 [ 926.364206] ? follow_pfn+0x260/0x260 [ 926.368141] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 926.372751] do_wp_page+0x518/0xfa0 [ 926.376410] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 926.381227] __handle_mm_fault+0x21a4/0x3b60 [ 926.385669] ? copy_page_range+0x1e70/0x1e70 [ 926.390217] ? count_memcg_event_mm+0x279/0x4c0 [ 926.395079] handle_mm_fault+0x1a5/0x670 [ 926.399182] __get_user_pages+0x599/0x1650 [ 926.403454] ? follow_page_mask+0x1a60/0x1a60 [ 926.408127] ? populate_vma_page_range+0x10e/0x290 [ 926.413086] populate_vma_page_range+0x1fd/0x290 [ 926.417867] __mm_populate+0x1e8/0x350 [ 926.421773] ? populate_vma_page_range+0x290/0x290 [ 926.426943] ? do_mlock+0x6b0/0x6b0 [ 926.430611] __x64_sys_mlockall+0x340/0x500 [ 926.435135] do_syscall_64+0xf9/0x620 [ 926.438959] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 926.444303] RIP: 0033:0x45c479 [ 926.447773] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 926.466859] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 926.474585] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 926.481984] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 926.489537] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 926.496837] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 926.504139] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 926.512818] Task in /syz4 killed as a result of limit of /syz4 [ 926.519327] memory: usage 307200kB, limit 307200kB, failcnt 3673 [ 926.525919] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 926.533137] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 926.539718] Memory cgroup stats for /syz4: cache:0KB rss:298316KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:0KB active_file:8KB unevictable:217164KB [ 926.562149] Memory cgroup out of memory: Kill process 10940 (syz-executor.4) score 1116 or sacrifice child [ 926.572630] Killed process 10942 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 926.585291] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 926.597244] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 926.602966] CPU: 1 PID: 10946 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 926.610867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 926.620346] Call Trace: [ 926.622956] dump_stack+0x188/0x20d [ 926.626595] dump_header+0x159/0xa5e [ 926.630334] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 926.635459] ? ___ratelimit+0x59/0x573 [ 926.639479] oom_kill_process.cold+0x10/0x6dc [ 926.644001] ? task_will_free_mem+0x134/0x6d0 [ 926.648654] out_of_memory+0x349/0x1250 [ 926.652684] ? oom_killer_disable+0x270/0x270 [ 926.657342] mem_cgroup_out_of_memory+0x1c7/0x240 [ 926.662223] ? memcg_event_wake+0x210/0x210 [ 926.666589] ? do_raw_spin_unlock+0x171/0x260 [ 926.671114] try_charge+0xe22/0x1300 [ 926.674865] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 926.679717] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 926.684573] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 926.690638] ? retint_kernel+0x2d/0x2d [ 926.694557] mem_cgroup_try_charge+0x249/0x5c0 [ 926.699160] ? __sanitizer_cov_trace_pc+0xd/0x50 [ 926.703959] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 926.708910] wp_page_copy+0x3fe/0x1530 [ 926.712821] ? follow_pfn+0x260/0x260 [ 926.717599] ? retint_kernel+0x2d/0x2d [ 926.721512] do_wp_page+0x518/0xfa0 [ 926.725142] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 926.729843] __handle_mm_fault+0x21a4/0x3b60 [ 926.734280] ? copy_page_range+0x1e70/0x1e70 [ 926.738811] ? count_memcg_event_mm+0x279/0x4c0 [ 926.743508] handle_mm_fault+0x1a5/0x670 [ 926.747568] __get_user_pages+0x599/0x1650 [ 926.751826] ? follow_page_mask+0x1a60/0x1a60 [ 926.756326] ? vmacache_find+0x238/0x300 [ 926.760407] ? __sanitizer_cov_trace_pc+0x22/0x50 [ 926.765284] populate_vma_page_range+0x1fd/0x290 [ 926.770048] __mm_populate+0x1e8/0x350 [ 926.773962] ? populate_vma_page_range+0x290/0x290 [ 926.778929] ? do_mlock+0x6b0/0x6b0 [ 926.782575] __x64_sys_mlockall+0x340/0x500 [ 926.787017] do_syscall_64+0xf9/0x620 [ 926.790842] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 926.796045] RIP: 0033:0x45c479 [ 926.799247] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 926.818163] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 926.825886] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 926.833176] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 926.840458] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 926.847728] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 926.855014] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 926.862889] Task in /syz5 killed as a result of limit of /syz5 [ 926.869101] memory: usage 307200kB, limit 307200kB, failcnt 7494 [ 926.875507] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 926.882650] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 926.888933] Memory cgroup stats for /syz5: cache:0KB rss:298460KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:60496KB active_anon:2184KB inactive_file:0KB active_file:4KB unevictable:235904KB [ 926.911547] Memory cgroup out of memory: Kill process 10945 (syz-executor.5) score 1116 or sacrifice child [ 926.926855] Killed process 10947 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 926.941519] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 926.953383] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 926.960005] CPU: 0 PID: 10941 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 926.967895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 926.977269] Call Trace: [ 926.979890] dump_stack+0x188/0x20d [ 926.983546] dump_header+0x159/0xa5e [ 926.987388] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 926.992522] ? ___ratelimit+0x59/0x573 [ 926.996445] oom_kill_process.cold+0x10/0x6dc [ 927.000973] ? task_will_free_mem+0x134/0x6d0 [ 927.005498] out_of_memory+0x349/0x1250 [ 927.009509] ? oom_killer_disable+0x270/0x270 [ 927.014073] mem_cgroup_out_of_memory+0x1c7/0x240 [ 927.018931] ? memcg_event_wake+0x210/0x210 [ 927.023284] ? do_raw_spin_unlock+0x171/0x260 [ 927.027799] try_charge+0xe22/0x1300 [ 927.031549] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 927.036428] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 927.041319] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 927.047406] mem_cgroup_try_charge+0x249/0x5c0 [ 927.052013] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 927.056969] wp_page_copy+0x3fe/0x1530 [ 927.060896] ? follow_pfn+0x260/0x260 [ 927.064733] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 927.069333] do_wp_page+0x518/0xfa0 [ 927.072985] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 927.077697] __handle_mm_fault+0x21a4/0x3b60 [ 927.082135] ? copy_page_range+0x1e70/0x1e70 [ 927.086570] ? count_memcg_event_mm+0x279/0x4c0 [ 927.091275] handle_mm_fault+0x1a5/0x670 [ 927.095383] __get_user_pages+0x599/0x1650 [ 927.099659] ? follow_page_mask+0x1a60/0x1a60 [ 927.104185] ? populate_vma_page_range+0x10e/0x290 [ 927.109267] populate_vma_page_range+0x1fd/0x290 [ 927.114059] __mm_populate+0x1e8/0x350 [ 927.117974] ? populate_vma_page_range+0x290/0x290 [ 927.122932] ? do_mlock+0x6b0/0x6b0 [ 927.126595] __x64_sys_mlockall+0x340/0x500 [ 927.130957] do_syscall_64+0xf9/0x620 [ 927.134766] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 927.140070] RIP: 0033:0x45c479 [ 927.143268] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 927.162182] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 927.169902] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 927.177169] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 927.184468] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 927.191759] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 927.199048] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 927.208569] Task in /syz4 killed as a result of limit of /syz4 [ 927.214786] memory: usage 303388kB, limit 307200kB, failcnt 3679 [ 927.222371] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 927.229155] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 927.235505] Memory cgroup stats for /syz4: cache:0KB rss:294756KB rss_huge:256000KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:77560KB active_anon:2180KB inactive_file:4KB active_file:4KB unevictable:215116KB [ 927.257055] Memory cgroup out of memory: Kill process 10940 (syz-executor.4) score 1116 or sacrifice child [ 927.267016] Killed process 10941 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:21616kB, shmem-rss:0kB [ 927.571540] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 927.582921] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 927.588475] CPU: 1 PID: 10950 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 927.596495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 927.605875] Call Trace: [ 927.608507] dump_stack+0x188/0x20d [ 927.612155] dump_header+0x159/0xa5e [ 927.615900] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 927.621030] ? ___ratelimit+0x59/0x573 [ 927.624935] oom_kill_process.cold+0x10/0x6dc [ 927.629899] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 927.634686] ? task_will_free_mem+0x134/0x6d0 [ 927.639222] out_of_memory+0x349/0x1250 [ 927.643216] ? oom_killer_disable+0x270/0x270 [ 927.647850] mem_cgroup_out_of_memory+0x1c7/0x240 [ 927.652725] ? memcg_event_wake+0x210/0x210 [ 927.657076] ? mem_cgroup_out_of_memory+0xa/0x240 [ 927.661950] try_charge+0xe22/0x1300 [ 927.665690] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 927.670561] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 927.675534] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 927.681644] mem_cgroup_try_charge+0x249/0x5c0 [ 927.686248] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 927.691187] wp_page_copy+0x3fe/0x1530 [ 927.695083] ? follow_pfn+0x260/0x260 [ 927.698998] ? do_wp_page+0x29f/0xfa0 [ 927.702832] do_wp_page+0x518/0xfa0 [ 927.706477] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 927.711283] __handle_mm_fault+0x21a4/0x3b60 [ 927.715706] ? copy_page_range+0x1e70/0x1e70 [ 927.720369] ? count_memcg_event_mm+0x279/0x4c0 [ 927.725080] handle_mm_fault+0x1a5/0x670 [ 927.729181] __get_user_pages+0x599/0x1650 [ 927.733463] ? follow_page_mask+0x1a60/0x1a60 [ 927.737976] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 927.742767] ? retint_kernel+0x2d/0x2d [ 927.746692] populate_vma_page_range+0x1fd/0x290 [ 927.751483] __mm_populate+0x1e8/0x350 [ 927.755382] ? populate_vma_page_range+0x290/0x290 [ 927.760333] ? do_mlock+0x6b0/0x6b0 [ 927.763987] __x64_sys_mlockall+0x340/0x500 [ 927.768333] do_syscall_64+0xf9/0x620 [ 927.772164] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 927.777365] RIP: 0033:0x45c479 [ 927.780576] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 927.799510] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 927.807239] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 927.814535] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 927.821811] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 927.829083] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 927.836375] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 927.846985] Task in /syz0 killed as a result of limit of /syz0 [ 927.853347] memory: usage 307200kB, limit 307200kB, failcnt 5002 [ 927.860000] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 927.866851] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 927.873332] Memory cgroup stats for /syz0: cache:0KB rss:298152KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:8KB active_file:4KB unevictable:217076KB [ 927.895246] Memory cgroup out of memory: Kill process 10948 (syz-executor.0) score 1116 or sacrifice child [ 927.905500] Killed process 10956 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 927.918262] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 927.929713] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 927.935277] CPU: 0 PID: 10954 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 927.943214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 927.952617] Call Trace: [ 927.955264] dump_stack+0x188/0x20d [ 927.958920] dump_header+0x159/0xa5e [ 927.962648] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 927.967863] ? ___ratelimit+0x59/0x573 [ 927.971800] oom_kill_process.cold+0x10/0x6dc [ 927.976308] ? task_will_free_mem+0x134/0x6d0 [ 927.980839] out_of_memory+0x349/0x1250 [ 927.984856] ? oom_killer_disable+0x270/0x270 [ 927.989395] mem_cgroup_out_of_memory+0x1c7/0x240 [ 927.994386] ? memcg_event_wake+0x210/0x210 [ 927.998733] ? do_raw_spin_unlock+0x171/0x260 [ 928.003236] try_charge+0xe22/0x1300 [ 928.006966] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 928.011931] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 928.016805] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 928.022901] mem_cgroup_try_charge+0x249/0x5c0 [ 928.027517] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 928.032474] wp_page_copy+0x3fe/0x1530 [ 928.036393] ? follow_pfn+0x260/0x260 [ 928.040215] ? __lock_acquire+0x6ee/0x49c0 [ 928.044494] do_wp_page+0x518/0xfa0 [ 928.048233] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 928.052940] __handle_mm_fault+0x21a4/0x3b60 [ 928.057374] ? copy_page_range+0x1e70/0x1e70 [ 928.061791] ? count_memcg_event_mm+0x279/0x4c0 [ 928.066505] handle_mm_fault+0x1a5/0x670 [ 928.070588] __get_user_pages+0x599/0x1650 [ 928.074862] ? follow_page_mask+0x1a60/0x1a60 [ 928.079410] ? populate_vma_page_range+0x55/0x290 [ 928.084425] populate_vma_page_range+0x1fd/0x290 [ 928.089190] __mm_populate+0x1e8/0x350 [ 928.093114] ? populate_vma_page_range+0x290/0x290 [ 928.098075] ? __x64_sys_mlockall+0x2ca/0x500 [ 928.102626] __x64_sys_mlockall+0x340/0x500 [ 928.107028] do_syscall_64+0xf9/0x620 [ 928.110847] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 928.116046] RIP: 0033:0x45c479 [ 928.119241] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 928.138348] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 928.146077] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 928.153466] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 928.160774] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 928.168093] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 928.175395] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 928.182789] Task in /syz2 killed as a result of limit of /syz2 [ 928.189046] memory: usage 307200kB, limit 307200kB, failcnt 5340 [ 928.195352] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 928.202279] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 928.208528] Memory cgroup stats for /syz2: cache:0KB rss:297696KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:88868KB active_anon:2220KB inactive_file:8KB active_file:4KB unevictable:206668KB [ 928.231086] Memory cgroup out of memory: Kill process 10953 (syz-executor.2) score 1116 or sacrifice child [ 928.241802] Killed process 10957 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 928.303777] Memory cgroup out of memory: Kill process 10948 (syz-executor.0) score 1116 or sacrifice child [ 928.314739] Killed process 10948 (syz-executor.0) total-vm:39884kB, anon-rss:18236kB, file-rss:20656kB, shmem-rss:0kB [ 928.365596] oom_reaper: reaped process 10956 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 928.420350] oom_reaper: reaped process 10948 (syz-executor.0), now anon-rss:18236kB, file-rss:20648kB, shmem-rss:0kB [ 928.467958] Memory cgroup out of memory: Kill process 10951 (syz-executor.3) score 1116 or sacrifice child [ 928.478351] Killed process 10958 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 928.733148] Memory cgroup out of memory: Kill process 10960 (syz-executor.1) score 1116 or sacrifice child [ 928.743650] Killed process 10964 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 929.079952] Memory cgroup out of memory: Kill process 10962 (syz-executor.4) score 1116 or sacrifice child [ 929.090005] Killed process 10966 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 929.403434] oom_kill_process: 4 callbacks suppressed [ 929.403490] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 929.420297] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 929.425944] CPU: 0 PID: 10970 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 929.433847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 929.443214] Call Trace: [ 929.445834] dump_stack+0x188/0x20d [ 929.449477] dump_header+0x159/0xa5e [ 929.453206] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 929.458325] ? ___ratelimit+0x59/0x573 [ 929.462243] oom_kill_process.cold+0x10/0x6dc [ 929.466762] ? out_of_memory+0x428/0x1250 [ 929.470913] ? out_of_memory+0x435/0x1250 [ 929.475075] out_of_memory+0x349/0x1250 [ 929.479062] ? oom_killer_disable+0x270/0x270 [ 929.483576] mem_cgroup_out_of_memory+0x1c7/0x240 [ 929.488453] ? memcg_event_wake+0x210/0x210 [ 929.492800] ? do_raw_spin_unlock+0x171/0x260 [ 929.497320] try_charge+0xe22/0x1300 [ 929.501073] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 929.505943] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 929.510797] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 929.516889] ? __lock_acquire+0x6ee/0x49c0 [ 929.521271] mem_cgroup_try_charge+0x249/0x5c0 [ 929.528224] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 929.533165] wp_page_copy+0x3fe/0x1530 [ 929.537064] ? follow_pfn+0x260/0x260 [ 929.540879] ? retint_kernel+0x2d/0x2d [ 929.544769] do_wp_page+0x518/0xfa0 [ 929.548402] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 929.553080] __handle_mm_fault+0x21a4/0x3b60 [ 929.557495] ? copy_page_range+0x1e70/0x1e70 [ 929.561993] ? count_memcg_event_mm+0x279/0x4c0 [ 929.566686] handle_mm_fault+0x1a5/0x670 [ 929.570758] __get_user_pages+0x599/0x1650 [ 929.575005] ? follow_page_mask+0x1a60/0x1a60 [ 929.579509] ? retint_kernel+0x2d/0x2d [ 929.583407] ? lock_acquire+0x170/0x400 [ 929.587405] populate_vma_page_range+0x1fd/0x290 [ 929.592170] __mm_populate+0x1e8/0x350 [ 929.596064] ? populate_vma_page_range+0x290/0x290 [ 929.600994] ? do_mlock+0x6b0/0x6b0 [ 929.604635] __x64_sys_mlockall+0x340/0x500 [ 929.608985] do_syscall_64+0xf9/0x620 [ 929.612822] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 929.618030] RIP: 0033:0x45c479 [ 929.621242] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 929.640172] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 929.647885] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 929.655153] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 929.662430] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 929.669703] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 929.676973] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 929.685243] Task in /syz2 killed as a result of limit of /syz2 [ 929.691537] memory: usage 307200kB, limit 307200kB, failcnt 5388 [ 929.697766] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 929.704871] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 929.711232] Memory cgroup stats for /syz2: cache:0KB rss:297644KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:88844KB active_anon:2220KB inactive_file:4KB active_file:8KB unevictable:206668KB [ 929.733844] Memory cgroup out of memory: Kill process 10968 (syz-executor.2) score 1116 or sacrifice child [ 929.744100] Killed process 10973 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 929.756751] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 929.768277] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 929.773846] CPU: 1 PID: 10975 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 929.781724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 929.791076] Call Trace: [ 929.793679] dump_stack+0x188/0x20d [ 929.797317] dump_header+0x159/0xa5e [ 929.801037] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 929.806144] ? ___ratelimit+0x59/0x573 [ 929.810056] oom_kill_process.cold+0x10/0x6dc [ 929.814583] ? task_will_free_mem+0x134/0x6d0 [ 929.819120] out_of_memory+0x349/0x1250 [ 929.823127] ? oom_killer_disable+0x270/0x270 [ 929.827638] mem_cgroup_out_of_memory+0x1c7/0x240 [ 929.832485] ? memcg_event_wake+0x210/0x210 [ 929.836821] ? do_raw_spin_unlock+0x171/0x260 [ 929.841323] try_charge+0xe22/0x1300 [ 929.845049] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 929.849897] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 929.854748] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 929.860820] mem_cgroup_try_charge+0x249/0x5c0 [ 929.865411] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 929.870479] wp_page_copy+0x3fe/0x1530 [ 929.874394] ? follow_pfn+0x260/0x260 [ 929.878217] ? get_page+0x3f/0x100 [ 929.881781] ? get_page+0xd4/0x100 [ 929.885858] do_wp_page+0x518/0xfa0 [ 929.889491] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 929.894172] __handle_mm_fault+0x21a4/0x3b60 [ 929.898589] ? copy_page_range+0x1e70/0x1e70 [ 929.903000] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 929.907582] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 929.912350] ? handle_mm_fault+0x14c/0x670 [ 929.916586] handle_mm_fault+0x1a5/0x670 [ 929.920655] __get_user_pages+0x599/0x1650 [ 929.924900] ? follow_page_mask+0x1a60/0x1a60 [ 929.929396] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 929.934160] ? retint_kernel+0x2d/0x2d [ 929.938057] populate_vma_page_range+0x1fd/0x290 [ 929.942828] __mm_populate+0x1e8/0x350 [ 929.946721] ? populate_vma_page_range+0x290/0x290 [ 929.951651] ? do_mlock+0x6b0/0x6b0 [ 929.955288] __x64_sys_mlockall+0x340/0x500 [ 929.959615] do_syscall_64+0xf9/0x620 [ 929.963425] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 929.968621] RIP: 0033:0x45c479 [ 929.971819] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 929.990726] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 929.998438] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 930.005713] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 930.012988] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 930.020268] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 930.027551] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 930.037357] Task in /syz3 killed as a result of limit of /syz3 [ 930.043950] memory: usage 307200kB, limit 307200kB, failcnt 5656 [ 930.050380] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 930.057284] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 930.064356] Memory cgroup stats for /syz3: cache:0KB rss:298328KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66476KB active_anon:80KB inactive_file:4KB active_file:4KB unevictable:231788KB [ 930.086717] Memory cgroup out of memory: Kill process 10972 (syz-executor.3) score 1116 or sacrifice child [ 930.097173] Killed process 10976 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 930.528997] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 930.540629] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 930.546239] CPU: 0 PID: 10981 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 930.554132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 930.563496] Call Trace: [ 930.566103] dump_stack+0x188/0x20d [ 930.569748] dump_header+0x159/0xa5e [ 930.573469] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 930.578577] ? ___ratelimit+0x59/0x573 [ 930.582475] oom_kill_process.cold+0x10/0x6dc [ 930.586984] ? task_will_free_mem+0x134/0x6d0 [ 930.591490] out_of_memory+0x349/0x1250 [ 930.595481] ? oom_killer_disable+0x270/0x270 [ 930.599997] mem_cgroup_out_of_memory+0x1c7/0x240 [ 930.604848] ? memcg_event_wake+0x210/0x210 [ 930.609206] ? do_raw_spin_unlock+0x171/0x260 [ 930.613705] try_charge+0xe22/0x1300 [ 930.617430] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 930.622276] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 930.627130] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 930.633200] mem_cgroup_try_charge+0x249/0x5c0 [ 930.637791] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 930.642726] wp_page_copy+0x3fe/0x1530 [ 930.646624] ? follow_pfn+0x260/0x260 [ 930.650426] ? __lock_acquire+0x6ee/0x49c0 [ 930.654666] do_wp_page+0x518/0xfa0 [ 930.658297] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 930.662980] __handle_mm_fault+0x21a4/0x3b60 [ 930.667399] ? copy_page_range+0x1e70/0x1e70 [ 930.671812] ? count_memcg_event_mm+0x279/0x4c0 [ 930.676504] handle_mm_fault+0x1a5/0x670 [ 930.680575] __get_user_pages+0x599/0x1650 [ 930.684826] ? follow_page_mask+0x1a60/0x1a60 [ 930.689329] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 930.694174] ? retint_kernel+0x2d/0x2d [ 930.698107] populate_vma_page_range+0x1fd/0x290 [ 930.702902] __mm_populate+0x1e8/0x350 [ 930.706826] ? populate_vma_page_range+0x290/0x290 [ 930.711759] ? do_mlock+0x6b0/0x6b0 [ 930.715399] __x64_sys_mlockall+0x340/0x500 [ 930.719754] do_syscall_64+0xf9/0x620 [ 930.723585] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 930.728796] RIP: 0033:0x45c479 [ 930.731997] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 930.750900] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 930.758609] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 930.765881] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 930.773152] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 930.780435] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 930.787736] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 930.795557] Task in /syz5 killed as a result of limit of /syz5 [ 930.801986] memory: usage 307200kB, limit 307200kB, failcnt 7517 [ 930.808212] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 930.815170] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 930.821428] Memory cgroup stats for /syz5: cache:0KB rss:298496KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:60496KB active_anon:2184KB inactive_file:4KB active_file:0KB unevictable:235884KB [ 930.843828] Memory cgroup out of memory: Kill process 10978 (syz-executor.5) score 1116 or sacrifice child [ 930.854035] Killed process 10983 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 930.866826] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 930.878420] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 930.884329] CPU: 1 PID: 10980 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 930.892230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 930.901601] Call Trace: [ 930.904215] dump_stack+0x188/0x20d [ 930.907857] dump_header+0x159/0xa5e [ 930.911579] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 930.916684] ? ___ratelimit+0x59/0x573 [ 930.920612] oom_kill_process.cold+0x10/0x6dc [ 930.925184] ? task_will_free_mem+0x134/0x6d0 [ 930.929706] out_of_memory+0x349/0x1250 [ 930.933708] ? oom_killer_disable+0x270/0x270 [ 930.938236] mem_cgroup_out_of_memory+0x1c7/0x240 [ 930.943119] ? memcg_event_wake+0x210/0x210 [ 930.947491] ? do_raw_spin_unlock+0x171/0x260 [ 930.952027] try_charge+0xe22/0x1300 [ 930.955758] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 930.960626] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 930.965511] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 930.971592] mem_cgroup_try_charge+0x249/0x5c0 [ 930.976196] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 930.981395] wp_page_copy+0x3fe/0x1530 [ 930.985291] ? follow_pfn+0x260/0x260 [ 930.989117] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 930.993733] do_wp_page+0x518/0xfa0 [ 930.997387] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 931.002088] __handle_mm_fault+0x21a4/0x3b60 [ 931.006657] ? copy_page_range+0x1e70/0x1e70 [ 931.011208] ? count_memcg_event_mm+0x279/0x4c0 [ 931.015919] handle_mm_fault+0x1a5/0x670 [ 931.020016] __get_user_pages+0x599/0x1650 [ 931.024272] ? follow_page_mask+0x1a60/0x1a60 [ 931.028771] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 931.033541] ? retint_kernel+0x2d/0x2d [ 931.037437] populate_vma_page_range+0x1fd/0x290 [ 931.042202] __mm_populate+0x1e8/0x350 [ 931.046106] ? populate_vma_page_range+0x290/0x290 [ 931.051079] ? do_mlock+0x6b0/0x6b0 [ 931.054750] __x64_sys_mlockall+0x340/0x500 [ 931.059115] do_syscall_64+0xf9/0x620 [ 931.064780] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 931.069985] RIP: 0033:0x45c479 [ 931.073194] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 931.092117] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 931.099852] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 931.107121] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 931.114391] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 931.121663] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 931.128931] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 931.136992] Task in /syz1 killed as a result of limit of /syz1 [ 931.143250] memory: usage 307200kB, limit 307200kB, failcnt 10196 [ 931.149631] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 931.156450] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 931.162895] Memory cgroup stats for /syz1: cache:0KB rss:297568KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:134352KB active_anon:148KB inactive_file:4KB active_file:4KB unevictable:163092KB [ 931.185152] Memory cgroup out of memory: Kill process 10977 (syz-executor.1) score 1116 or sacrifice child [ 931.195593] Killed process 10982 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 931.210586] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 931.222683] syz-executor.5 cpuset=syz5 mems_allowed=0-1 2020/03/03 17:54:49 executed programs: 591 [ 931.228291] CPU: 1 PID: 10981 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 931.236347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 931.245703] Call Trace: [ 931.248303] dump_stack+0x188/0x20d [ 931.252054] dump_header+0x159/0xa5e [ 931.255774] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 931.260882] ? ___ratelimit+0x59/0x573 [ 931.264779] oom_kill_process.cold+0x10/0x6dc [ 931.269287] ? task_will_free_mem+0x134/0x6d0 [ 931.273810] out_of_memory+0x349/0x1250 [ 931.277824] ? oom_killer_disable+0x270/0x270 [ 931.282362] mem_cgroup_out_of_memory+0x1c7/0x240 [ 931.287231] ? memcg_event_wake+0x210/0x210 [ 931.291707] ? do_raw_spin_unlock+0x171/0x260 [ 931.296215] try_charge+0xe22/0x1300 [ 931.299943] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 931.304814] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 931.309694] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 931.315791] mem_cgroup_try_charge+0x249/0x5c0 [ 931.320415] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 931.325365] wp_page_copy+0x3fe/0x1530 [ 931.329267] ? follow_pfn+0x260/0x260 [ 931.333080] ? __lock_acquire+0x6ee/0x49c0 [ 931.337332] do_wp_page+0x518/0xfa0 [ 931.340975] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 931.345659] __handle_mm_fault+0x21a4/0x3b60 [ 931.350081] ? copy_page_range+0x1e70/0x1e70 [ 931.354497] ? count_memcg_event_mm+0x279/0x4c0 [ 931.359192] handle_mm_fault+0x1a5/0x670 [ 931.363263] __get_user_pages+0x599/0x1650 [ 931.367513] ? follow_page_mask+0x1a60/0x1a60 [ 931.372045] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 931.376836] ? retint_kernel+0x2d/0x2d [ 931.380759] populate_vma_page_range+0x1fd/0x290 [ 931.385532] __mm_populate+0x1e8/0x350 [ 931.389426] ? populate_vma_page_range+0x290/0x290 [ 931.394358] ? do_mlock+0x6b0/0x6b0 [ 931.397998] __x64_sys_mlockall+0x340/0x500 [ 931.402341] do_syscall_64+0xf9/0x620 [ 931.406138] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 931.411319] RIP: 0033:0x45c479 [ 931.414503] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 931.433397] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 931.441127] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 931.448420] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 931.456291] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 931.463555] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 931.470817] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 931.480201] Task in /syz5 killed as a result of limit of /syz5 [ 931.486509] memory: usage 303416kB, limit 307200kB, failcnt 7523 [ 931.492834] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 931.499749] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 931.506012] Memory cgroup stats for /syz5: cache:0KB rss:294888KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:58876KB active_anon:2184KB inactive_file:4KB active_file:0KB unevictable:233836KB [ 931.527915] Memory cgroup out of memory: Kill process 10978 (syz-executor.5) score 1116 or sacrifice child [ 931.538176] Killed process 10978 (syz-executor.5) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 931.638398] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 931.650374] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 931.655940] CPU: 0 PID: 10986 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 931.663827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 931.673186] Call Trace: [ 931.675791] dump_stack+0x188/0x20d [ 931.679440] dump_header+0x159/0xa5e [ 931.683165] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 931.688277] ? ___ratelimit+0x59/0x573 [ 931.692177] oom_kill_process.cold+0x10/0x6dc [ 931.696687] ? task_will_free_mem+0x134/0x6d0 [ 931.701194] out_of_memory+0x349/0x1250 [ 931.705183] ? oom_killer_disable+0x270/0x270 [ 931.709714] mem_cgroup_out_of_memory+0x1c7/0x240 [ 931.714587] ? memcg_event_wake+0x210/0x210 [ 931.718950] ? do_raw_spin_unlock+0x171/0x260 [ 931.723480] try_charge+0xe22/0x1300 [ 931.727220] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 931.732075] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 931.736931] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 931.743001] mem_cgroup_try_charge+0x249/0x5c0 [ 931.747594] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 931.752539] wp_page_copy+0x3fe/0x1530 [ 931.756443] ? follow_pfn+0x260/0x260 [ 931.760252] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 931.765016] do_wp_page+0x518/0xfa0 [ 931.768758] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 931.773443] __handle_mm_fault+0x21a4/0x3b60 [ 931.777867] ? copy_page_range+0x1e70/0x1e70 [ 931.786895] ? count_memcg_event_mm+0x279/0x4c0 [ 931.791687] handle_mm_fault+0x1a5/0x670 [ 931.795760] __get_user_pages+0x599/0x1650 [ 931.800010] ? follow_page_mask+0x1a60/0x1a60 [ 931.804528] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 931.809317] ? retint_kernel+0x2d/0x2d [ 931.813443] populate_vma_page_range+0x1fd/0x290 [ 931.818279] __mm_populate+0x1e8/0x350 [ 931.822337] ? populate_vma_page_range+0x290/0x290 [ 931.827276] ? do_mlock+0x6b0/0x6b0 [ 931.830943] __x64_sys_mlockall+0x340/0x500 [ 931.835287] do_syscall_64+0xf9/0x620 [ 931.839103] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 931.844298] RIP: 0033:0x45c479 [ 931.847495] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 931.866417] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 931.874153] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 931.881430] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 931.888700] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 931.895971] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 931.903243] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 931.911987] Task in /syz3 killed as a result of limit of /syz3 [ 931.918110] memory: usage 307200kB, limit 307200kB, failcnt 5697 [ 931.924568] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 931.931537] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 931.937823] Memory cgroup stats for /syz3: cache:0KB rss:298328KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66476KB active_anon:80KB inactive_file:4KB active_file:4KB unevictable:231788KB [ 931.959886] Memory cgroup out of memory: Kill process 10985 (syz-executor.3) score 1116 or sacrifice child [ 931.970522] Killed process 10987 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 931.982894] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 931.994447] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 932.000044] CPU: 1 PID: 10990 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 932.007922] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 932.017287] Call Trace: [ 932.019906] dump_stack+0x188/0x20d [ 932.023567] dump_header+0x159/0xa5e [ 932.027312] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 932.032431] ? ___ratelimit+0x59/0x573 [ 932.036335] oom_kill_process.cold+0x10/0x6dc [ 932.040849] ? mem_cgroup_get_max+0xcc/0x240 [ 932.045278] out_of_memory+0x349/0x1250 [ 932.049280] ? oom_killer_disable+0x270/0x270 [ 932.053880] mem_cgroup_out_of_memory+0x1c7/0x240 [ 932.058790] ? memcg_event_wake+0x210/0x210 [ 932.063149] ? do_raw_spin_unlock+0x171/0x260 [ 932.067675] try_charge+0xe22/0x1300 [ 932.071420] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 932.076281] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 932.081162] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 932.087350] ? __lock_acquire+0x6ee/0x49c0 [ 932.091614] mem_cgroup_try_charge+0x249/0x5c0 [ 932.096231] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 932.101182] wp_page_copy+0x3fe/0x1530 [ 932.105097] ? follow_pfn+0x260/0x260 [ 932.108916] ? __lock_acquire+0x6ee/0x49c0 [ 932.113186] do_wp_page+0x518/0xfa0 [ 932.116911] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 932.121655] __handle_mm_fault+0x21a4/0x3b60 [ 932.126081] ? copy_page_range+0x1e70/0x1e70 [ 932.130498] ? lock_release+0x42b/0x820 [ 932.134496] handle_mm_fault+0x1a5/0x670 [ 932.138590] __get_user_pages+0x599/0x1650 [ 932.142860] ? follow_page_mask+0x1a60/0x1a60 [ 932.147385] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 932.152162] ? lock_acquire+0x170/0x400 [ 932.156155] populate_vma_page_range+0x1fd/0x290 [ 932.160928] __mm_populate+0x1e8/0x350 [ 932.164830] ? populate_vma_page_range+0x290/0x290 [ 932.169784] ? do_mlock+0x6b0/0x6b0 [ 932.173437] __x64_sys_mlockall+0x340/0x500 [ 932.177774] do_syscall_64+0xf9/0x620 [ 932.181604] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 932.186817] RIP: 0033:0x45c479 [ 932.190019] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 932.208951] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 932.216695] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 932.223987] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 932.231266] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 932.238550] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 932.245819] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 932.256235] Task in /syz2 killed as a result of limit of /syz2 [ 932.262598] memory: usage 307200kB, limit 307200kB, failcnt 5413 [ 932.268852] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 932.275933] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 932.282263] Memory cgroup stats for /syz2: cache:0KB rss:297552KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:88800KB active_anon:2220KB inactive_file:4KB active_file:8KB unevictable:206668KB [ 932.304119] Memory cgroup out of memory: Kill process 10989 (syz-executor.2) score 1116 or sacrifice child [ 932.314451] Killed process 10991 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 932.561189] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 932.572642] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 932.578115] CPU: 1 PID: 10994 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 932.586017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 932.595390] Call Trace: [ 932.598004] dump_stack+0x188/0x20d [ 932.601656] dump_header+0x159/0xa5e [ 932.606603] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 932.611727] ? ___ratelimit+0x59/0x573 [ 932.615635] oom_kill_process.cold+0x10/0x6dc [ 932.620151] ? task_will_free_mem+0x134/0x6d0 [ 932.624797] out_of_memory+0x349/0x1250 [ 932.628799] ? oom_killer_disable+0x270/0x270 [ 932.633321] mem_cgroup_out_of_memory+0x1c7/0x240 [ 932.638170] ? memcg_event_wake+0x210/0x210 [ 932.642509] ? do_raw_spin_unlock+0x171/0x260 [ 932.647016] try_charge+0xe22/0x1300 [ 932.652417] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 932.657275] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 932.662128] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 932.668230] mem_cgroup_try_charge+0x249/0x5c0 [ 932.672825] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 932.677766] wp_page_copy+0x3fe/0x1530 [ 932.681676] ? follow_pfn+0x260/0x260 [ 932.685492] do_wp_page+0x518/0xfa0 [ 932.689124] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 932.693806] __handle_mm_fault+0x21a4/0x3b60 [ 932.698227] ? copy_page_range+0x1e70/0x1e70 [ 932.702644] ? count_memcg_event_mm+0x279/0x4c0 [ 932.707359] handle_mm_fault+0x1a5/0x670 [ 932.711456] __get_user_pages+0x599/0x1650 [ 932.715715] ? follow_page_mask+0x1a60/0x1a60 [ 932.720215] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 932.724980] ? retint_kernel+0x2d/0x2d [ 932.728876] populate_vma_page_range+0x1fd/0x290 [ 932.733639] __mm_populate+0x1e8/0x350 [ 932.737532] ? populate_vma_page_range+0x290/0x290 [ 932.742459] ? do_mlock+0x6b0/0x6b0 [ 932.746094] __x64_sys_mlockall+0x340/0x500 [ 932.750422] do_syscall_64+0xf9/0x620 [ 932.754226] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 932.759423] RIP: 0033:0x45c479 [ 932.762620] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 932.781522] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 932.789257] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 932.796547] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 932.803827] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 932.811163] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 932.818429] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 932.835204] Task in /syz0 killed as a result of limit of /syz0 [ 932.841469] memory: usage 307200kB, limit 307200kB, failcnt 5043 [ 932.847766] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 932.854679] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 932.860963] Memory cgroup stats for /syz0: cache:0KB rss:298068KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:8KB active_file:4KB unevictable:217088KB [ 932.882870] Memory cgroup out of memory: Kill process 10993 (syz-executor.0) score 1116 or sacrifice child [ 932.893012] Killed process 10997 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 932.905188] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 932.916593] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 932.922160] CPU: 0 PID: 10996 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 932.930193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 932.939572] Call Trace: [ 932.942181] dump_stack+0x188/0x20d [ 932.945859] dump_header+0x159/0xa5e [ 932.949611] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 932.954742] ? ___ratelimit+0x59/0x573 [ 932.958653] oom_kill_process.cold+0x10/0x6dc [ 932.963158] ? task_will_free_mem+0x134/0x6d0 [ 932.967662] out_of_memory+0x349/0x1250 [ 932.972601] ? oom_killer_disable+0x270/0x270 [ 932.977110] mem_cgroup_out_of_memory+0x1c7/0x240 [ 932.981958] ? memcg_event_wake+0x210/0x210 [ 932.986291] ? do_raw_spin_unlock+0x171/0x260 [ 932.990794] try_charge+0xe22/0x1300 [ 932.994517] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 933.000019] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 933.004899] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 933.010973] mem_cgroup_try_charge+0x249/0x5c0 [ 933.015594] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 933.020566] wp_page_copy+0x3fe/0x1530 [ 933.024629] ? follow_pfn+0x260/0x260 [ 933.028451] do_wp_page+0x518/0xfa0 [ 933.032090] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 933.036769] __handle_mm_fault+0x21a4/0x3b60 [ 933.041186] ? copy_page_range+0x1e70/0x1e70 [ 933.045692] ? count_memcg_event_mm+0x279/0x4c0 [ 933.050408] handle_mm_fault+0x1a5/0x670 [ 933.054506] __get_user_pages+0x599/0x1650 [ 933.058767] ? follow_page_mask+0x1a60/0x1a60 [ 933.063274] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 933.068041] ? retint_kernel+0x2d/0x2d [ 933.071937] populate_vma_page_range+0x1fd/0x290 [ 933.076700] __mm_populate+0x1e8/0x350 [ 933.081292] ? populate_vma_page_range+0x290/0x290 [ 933.086228] ? do_mlock+0x6b0/0x6b0 [ 933.089867] __x64_sys_mlockall+0x340/0x500 [ 933.094206] do_syscall_64+0xf9/0x620 [ 933.098015] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 933.103211] RIP: 0033:0x45c479 [ 933.106407] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 933.125312] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 933.133031] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 933.140316] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 933.147615] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 933.154896] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 933.162167] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 933.169552] Task in /syz4 killed as a result of limit of /syz4 [ 933.175747] memory: usage 307200kB, limit 307200kB, failcnt 3756 [ 933.182016] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 933.188877] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 933.195120] Memory cgroup stats for /syz4: cache:0KB rss:298372KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:81228KB active_anon:2180KB inactive_file:4KB active_file:4KB unevictable:215072KB [ 933.216992] Memory cgroup out of memory: Kill process 10995 (syz-executor.4) score 1116 or sacrifice child [ 933.227092] Killed process 10998 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 933.977107] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 933.988722] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 933.994543] CPU: 1 PID: 11007 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 934.002548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 934.011933] Call Trace: [ 934.014544] dump_stack+0x188/0x20d [ 934.018313] dump_header+0x159/0xa5e [ 934.022068] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 934.027310] ? ___ratelimit+0x59/0x573 [ 934.031219] oom_kill_process.cold+0x10/0x6dc [ 934.035731] ? out_of_memory+0x428/0x1250 [ 934.039897] ? out_of_memory+0x19f/0x1250 [ 934.044070] out_of_memory+0x349/0x1250 [ 934.048086] ? oom_killer_disable+0x270/0x270 [ 934.052618] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 934.057214] mem_cgroup_out_of_memory+0x1c7/0x240 [ 934.062189] ? memcg_event_wake+0x210/0x210 [ 934.066555] ? mem_cgroup_out_of_memory+0x2/0x240 [ 934.071409] try_charge+0xe22/0x1300 [ 934.075177] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 934.080043] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 934.084900] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 934.090975] mem_cgroup_try_charge+0x249/0x5c0 [ 934.095571] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 934.100505] wp_page_copy+0x3fe/0x1530 [ 934.104405] ? follow_pfn+0x260/0x260 [ 934.108211] ? __lock_acquire+0x6ee/0x49c0 [ 934.112474] do_wp_page+0x518/0xfa0 [ 934.116134] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 934.120961] __handle_mm_fault+0x21a4/0x3b60 [ 934.125383] ? copy_page_range+0x1e70/0x1e70 [ 934.129828] ? count_memcg_event_mm+0x279/0x4c0 [ 934.134517] handle_mm_fault+0x1a5/0x670 [ 934.138590] __get_user_pages+0x599/0x1650 [ 934.142849] ? follow_page_mask+0x1a60/0x1a60 [ 934.147362] populate_vma_page_range+0x1fd/0x290 [ 934.152126] __mm_populate+0x1e8/0x350 [ 934.156021] ? populate_vma_page_range+0x290/0x290 [ 934.160950] ? do_mlock+0x6b0/0x6b0 [ 934.164591] __x64_sys_mlockall+0x340/0x500 [ 934.168922] do_syscall_64+0xf9/0x620 [ 934.172730] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 934.177920] RIP: 0033:0x45c479 [ 934.181113] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 934.200024] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 934.207746] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 934.215031] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 934.222334] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 934.229618] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 934.236909] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 934.244740] Task in /syz2 killed as a result of limit of /syz2 [ 934.250964] memory: usage 307200kB, limit 307200kB, failcnt 5447 [ 934.257204] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 934.264235] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 934.270543] Memory cgroup stats for /syz2: cache:0KB rss:297524KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:88780KB active_anon:2220KB inactive_file:8KB active_file:4KB unevictable:206668KB [ 934.292531] Memory cgroup out of memory: Kill process 11006 (syz-executor.2) score 1116 or sacrifice child [ 934.302691] Killed process 11013 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 934.316619] Memory cgroup out of memory: Kill process 11001 (syz-executor.3) score 1116 or sacrifice child [ 934.326819] Killed process 11008 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 934.346876] Memory cgroup out of memory: Kill process 11006 (syz-executor.2) score 1116 or sacrifice child [ 934.357266] Killed process 11006 (syz-executor.2) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 934.371681] oom_reaper: reaped process 11006 (syz-executor.2), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 934.635766] oom_kill_process: 2 callbacks suppressed [ 934.635826] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 934.652777] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 934.658417] CPU: 1 PID: 11011 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 934.666304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 934.675670] Call Trace: [ 934.678282] dump_stack+0x188/0x20d [ 934.681930] dump_header+0x159/0xa5e [ 934.685657] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 934.690766] ? ___ratelimit+0x59/0x573 [ 934.694661] oom_kill_process.cold+0x10/0x6dc [ 934.699170] out_of_memory+0x349/0x1250 [ 934.703147] ? lock_is_held_type+0x187/0x210 [ 934.707569] ? oom_killer_disable+0x270/0x270 [ 934.712083] mem_cgroup_out_of_memory+0x1c7/0x240 [ 934.716933] ? memcg_event_wake+0x210/0x210 [ 934.721274] ? do_raw_spin_unlock+0x171/0x260 [ 934.725773] try_charge+0xe22/0x1300 [ 934.729494] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 934.734344] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 934.739303] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 934.745374] mem_cgroup_try_charge+0x249/0x5c0 [ 934.749971] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 934.754907] wp_page_copy+0x3fe/0x1530 [ 934.758823] ? follow_pfn+0x260/0x260 [ 934.762670] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 934.767968] do_wp_page+0x518/0xfa0 [ 934.771623] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 934.776318] ? __handle_mm_fault+0x1772/0x3b60 [ 934.780909] ? __handle_mm_fault+0x177b/0x3b60 [ 934.785501] __handle_mm_fault+0x21a4/0x3b60 [ 934.789917] ? copy_page_range+0x1e70/0x1e70 [ 934.794414] ? count_memcg_event_mm+0x279/0x4c0 [ 934.799108] handle_mm_fault+0x1a5/0x670 [ 934.803180] __get_user_pages+0x599/0x1650 [ 934.807430] ? follow_page_mask+0x1a60/0x1a60 [ 934.811944] populate_vma_page_range+0x1fd/0x290 [ 934.816707] __mm_populate+0x1e8/0x350 [ 934.820603] ? populate_vma_page_range+0x290/0x290 [ 934.825536] ? do_mlock+0x6b0/0x6b0 [ 934.829170] __x64_sys_mlockall+0x340/0x500 [ 934.833499] do_syscall_64+0xf9/0x620 [ 934.837312] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 934.842504] RIP: 0033:0x45c479 [ 934.845810] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 934.864726] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 934.872441] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 934.879720] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 934.886991] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 934.894265] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 934.901540] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 934.909384] Task in /syz1 killed as a result of limit of /syz1 [ 934.915728] memory: usage 307200kB, limit 307200kB, failcnt 10211 [ 934.922079] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 934.928907] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 934.935173] Memory cgroup stats for /syz1: cache:0KB rss:297504KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:134352KB active_anon:148KB inactive_file:8KB active_file:4KB unevictable:163096KB [ 934.956983] Memory cgroup out of memory: Kill process 11009 (syz-executor.1) score 1116 or sacrifice child [ 934.967114] Killed process 11016 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 934.979213] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 934.990970] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 934.996528] CPU: 0 PID: 11012 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 935.004409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 935.013775] Call Trace: [ 935.016386] dump_stack+0x188/0x20d [ 935.020026] dump_header+0x159/0xa5e [ 935.023747] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 935.028854] ? ___ratelimit+0x59/0x573 [ 935.032751] oom_kill_process.cold+0x10/0x6dc [ 935.037276] ? task_will_free_mem+0x134/0x6d0 [ 935.041805] out_of_memory+0x349/0x1250 [ 935.045793] ? oom_killer_disable+0x270/0x270 [ 935.050305] mem_cgroup_out_of_memory+0x1c7/0x240 [ 935.055159] ? memcg_event_wake+0x210/0x210 [ 935.059483] ? do_raw_spin_unlock+0x171/0x260 [ 935.063970] try_charge+0xe22/0x1300 [ 935.067689] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 935.072524] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 935.077359] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 935.083410] ? retint_kernel+0x2d/0x2d [ 935.087296] mem_cgroup_try_charge+0x249/0x5c0 [ 935.091872] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 935.096797] wp_page_copy+0x3fe/0x1530 [ 935.100708] ? follow_pfn+0x260/0x260 [ 935.104525] ? __lock_acquire+0x6ee/0x49c0 [ 935.108788] do_wp_page+0x518/0xfa0 [ 935.112428] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 935.117136] __handle_mm_fault+0x21a4/0x3b60 [ 935.121550] ? copy_page_range+0x1e70/0x1e70 [ 935.125954] ? count_memcg_event_mm+0x279/0x4c0 [ 935.130627] handle_mm_fault+0x1a5/0x670 [ 935.134680] __get_user_pages+0x599/0x1650 [ 935.138914] ? follow_page_mask+0x1a60/0x1a60 [ 935.143407] ? populate_vma_page_range+0xc9/0x290 [ 935.148244] populate_vma_page_range+0x1fd/0x290 [ 935.152995] __mm_populate+0x1e8/0x350 [ 935.156876] ? populate_vma_page_range+0x290/0x290 [ 935.161797] ? do_mlock+0x6b0/0x6b0 [ 935.165441] __x64_sys_mlockall+0x340/0x500 [ 935.169766] do_syscall_64+0xf9/0x620 [ 935.173598] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 935.178781] RIP: 0033:0x45c479 [ 935.181967] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 935.200878] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 935.208595] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 935.215877] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 935.223135] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 935.230395] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 935.237652] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 935.245927] Task in /syz5 killed as a result of limit of /syz5 [ 935.252285] memory: usage 307200kB, limit 307200kB, failcnt 7544 [ 935.258514] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 935.265770] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 935.273238] Memory cgroup stats for /syz5: cache:0KB rss:298400KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:60496KB active_anon:2184KB inactive_file:4KB active_file:0KB unevictable:235852KB [ 935.295849] Memory cgroup out of memory: Kill process 11010 (syz-executor.5) score 1116 or sacrifice child [ 935.307576] Killed process 11017 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 935.532123] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 935.543483] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 935.549039] CPU: 1 PID: 11015 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 935.556928] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 935.567252] Call Trace: [ 935.569874] dump_stack+0x188/0x20d [ 935.573525] dump_header+0x159/0xa5e [ 935.577261] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 935.582391] ? ___ratelimit+0x59/0x573 [ 935.586328] oom_kill_process.cold+0x10/0x6dc [ 935.590854] ? task_will_free_mem+0x134/0x6d0 [ 935.595382] out_of_memory+0x349/0x1250 [ 935.599377] ? oom_killer_disable+0x270/0x270 [ 935.603902] mem_cgroup_out_of_memory+0x1c7/0x240 [ 935.608769] ? memcg_event_wake+0x210/0x210 [ 935.613114] ? do_raw_spin_unlock+0x171/0x260 [ 935.617622] try_charge+0xe22/0x1300 [ 935.621363] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 935.626236] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 935.631113] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 935.637202] mem_cgroup_try_charge+0x249/0x5c0 [ 935.641803] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 935.646766] wp_page_copy+0x3fe/0x1530 [ 935.650699] ? follow_pfn+0x260/0x260 [ 935.654544] ? __lock_acquire+0x6ee/0x49c0 [ 935.658801] do_wp_page+0x518/0xfa0 [ 935.662450] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 935.667132] __handle_mm_fault+0x21a4/0x3b60 [ 935.671553] ? copy_page_range+0x1e70/0x1e70 [ 935.675984] ? count_memcg_event_mm+0x279/0x4c0 [ 935.680799] handle_mm_fault+0x1a5/0x670 [ 935.684873] __get_user_pages+0x599/0x1650 [ 935.689122] ? follow_page_mask+0x1a60/0x1a60 [ 935.693620] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 935.698391] ? retint_kernel+0x2d/0x2d [ 935.702293] populate_vma_page_range+0x1fd/0x290 [ 935.707062] __mm_populate+0x1e8/0x350 [ 935.710957] ? populate_vma_page_range+0x290/0x290 [ 935.715883] ? do_mlock+0x6b0/0x6b0 [ 935.719512] __x64_sys_mlockall+0x340/0x500 [ 935.723838] do_syscall_64+0xf9/0x620 [ 935.727633] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 935.732817] RIP: 0033:0x45c479 [ 935.736001] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 935.754895] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 935.762597] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 935.769961] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 935.777222] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 935.784482] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 935.791742] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 935.799243] Task in /syz0 killed as a result of limit of /syz0 [ 935.805442] memory: usage 307200kB, limit 307200kB, failcnt 5076 [ 935.811676] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 935.818453] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 935.824773] Memory cgroup stats for /syz0: cache:0KB rss:298068KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78920KB active_anon:2196KB inactive_file:8KB active_file:4KB unevictable:217056KB [ 935.846202] Memory cgroup out of memory: Kill process 11014 (syz-executor.0) score 1116 or sacrifice child [ 935.856120] Killed process 11018 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 935.977902] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 935.989879] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 935.995476] CPU: 0 PID: 11020 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 936.003460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 936.012834] Call Trace: [ 936.015453] dump_stack+0x188/0x20d [ 936.019460] dump_header+0x159/0xa5e [ 936.023205] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 936.028334] ? ___ratelimit+0x59/0x573 [ 936.032258] oom_kill_process.cold+0x10/0x6dc [ 936.036788] ? task_will_free_mem+0x134/0x6d0 [ 936.041320] out_of_memory+0x349/0x1250 [ 936.045328] ? oom_killer_disable+0x270/0x270 [ 936.049864] mem_cgroup_out_of_memory+0x1c7/0x240 [ 936.054742] ? memcg_event_wake+0x210/0x210 [ 936.059098] ? do_raw_spin_unlock+0x171/0x260 [ 936.063623] try_charge+0xe22/0x1300 [ 936.067392] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 936.072270] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 936.077182] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 936.083282] mem_cgroup_try_charge+0x249/0x5c0 [ 936.087906] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 936.092871] wp_page_copy+0x3fe/0x1530 [ 936.096793] ? follow_pfn+0x260/0x260 [ 936.100620] do_wp_page+0x518/0xfa0 [ 936.104275] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 936.108976] __handle_mm_fault+0x21a4/0x3b60 [ 936.113417] ? copy_page_range+0x1e70/0x1e70 [ 936.117845] ? count_memcg_event_mm+0x279/0x4c0 [ 936.122549] handle_mm_fault+0x1a5/0x670 [ 936.126627] __get_user_pages+0x599/0x1650 [ 936.130886] ? follow_page_mask+0x1a60/0x1a60 [ 936.135398] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 936.140529] ? retint_kernel+0x2d/0x2d [ 936.144434] populate_vma_page_range+0x1fd/0x290 [ 936.149209] __mm_populate+0x1e8/0x350 [ 936.153123] ? populate_vma_page_range+0x290/0x290 [ 936.158078] ? do_mlock+0x6b0/0x6b0 [ 936.161739] __x64_sys_mlockall+0x340/0x500 [ 936.166078] do_syscall_64+0xf9/0x620 [ 936.169894] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 936.175111] RIP: 0033:0x45c479 [ 936.178357] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 936.197280] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 936.205036] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 936.212327] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 936.219617] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 936.226911] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 936.234210] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 936.241777] Task in /syz3 killed as a result of limit of /syz3 [ 936.248009] memory: usage 307200kB, limit 307200kB, failcnt 5753 [ 936.254384] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 936.261315] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 936.267850] Memory cgroup stats for /syz3: cache:0KB rss:298208KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66476KB active_anon:80KB inactive_file:0KB active_file:4KB unevictable:231736KB [ 936.289774] Memory cgroup out of memory: Kill process 11019 (syz-executor.3) score 1116 or sacrifice child [ 936.299895] Killed process 11021 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 936.442915] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 936.454623] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 936.460429] CPU: 1 PID: 11032 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 936.468417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 936.477786] Call Trace: [ 936.480394] dump_stack+0x188/0x20d [ 936.484039] dump_header+0x159/0xa5e [ 936.487774] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 936.492890] ? ___ratelimit+0x59/0x573 [ 936.496787] oom_kill_process.cold+0x10/0x6dc [ 936.501309] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 936.506071] ? task_will_free_mem+0x134/0x6d0 [ 936.510580] out_of_memory+0x349/0x1250 [ 936.514693] ? oom_killer_disable+0x270/0x270 [ 936.519221] mem_cgroup_out_of_memory+0x1c7/0x240 [ 936.524087] ? memcg_event_wake+0x210/0x210 [ 936.528440] ? do_raw_spin_unlock+0x171/0x260 [ 936.532980] try_charge+0xe22/0x1300 [ 936.536719] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 936.541576] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 936.546433] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 936.552521] mem_cgroup_try_charge+0x249/0x5c0 [ 936.557118] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 936.562061] wp_page_copy+0x3fe/0x1530 [ 936.565964] ? mark_held_locks+0xa6/0xf0 [ 936.570039] ? follow_pfn+0x260/0x260 [ 936.573843] ? __lock_acquire+0x6ee/0x49c0 [ 936.578086] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 936.582854] do_wp_page+0x518/0xfa0 [ 936.586487] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 936.591174] __handle_mm_fault+0x21a4/0x3b60 [ 936.595691] ? copy_page_range+0x1e70/0x1e70 [ 936.600108] ? count_memcg_event_mm+0x279/0x4c0 [ 936.604807] handle_mm_fault+0x1a5/0x670 [ 936.608889] __get_user_pages+0x599/0x1650 [ 936.613136] ? follow_page_mask+0x1a60/0x1a60 [ 936.617650] ? populate_vma_page_range+0x1c3/0x290 [ 936.622592] populate_vma_page_range+0x1fd/0x290 [ 936.627363] __mm_populate+0x1e8/0x350 [ 936.631261] ? populate_vma_page_range+0x290/0x290 [ 936.636197] ? do_mlock+0x6b0/0x6b0 [ 936.639843] __x64_sys_mlockall+0x340/0x500 [ 936.644188] do_syscall_64+0xf9/0x620 [ 936.648014] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 936.653233] RIP: 0033:0x45c479 [ 936.656430] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 936.675427] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 936.683142] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 936.690404] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 936.697674] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 936.704945] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 936.712204] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 936.720648] Task in /syz2 killed as a result of limit of /syz2 [ 936.726937] memory: usage 307200kB, limit 307200kB, failcnt 5473 [ 936.733251] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 936.740176] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 936.746500] Memory cgroup stats for /syz2: cache:0KB rss:297636KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:88752KB active_anon:2220KB inactive_file:8KB active_file:4KB unevictable:206668KB [ 936.768350] Memory cgroup out of memory: Kill process 11031 (syz-executor.2) score 1116 or sacrifice child [ 936.778593] Killed process 11036 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 937.002580] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 937.014446] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 937.020555] CPU: 0 PID: 11033 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 937.028474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 937.037866] Call Trace: [ 937.040490] dump_stack+0x188/0x20d [ 937.044137] dump_header+0x159/0xa5e [ 937.047861] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 937.052991] ? ___ratelimit+0x59/0x573 [ 937.056919] oom_kill_process.cold+0x10/0x6dc [ 937.061465] ? task_will_free_mem+0x134/0x6d0 [ 937.066424] out_of_memory+0x349/0x1250 [ 937.070437] ? oom_killer_disable+0x270/0x270 [ 937.074984] mem_cgroup_out_of_memory+0x1c7/0x240 [ 937.079853] ? memcg_event_wake+0x210/0x210 [ 937.084189] ? do_raw_spin_unlock+0x171/0x260 [ 937.088685] try_charge+0xe22/0x1300 [ 937.092522] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 937.097391] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 937.102242] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 937.108307] mem_cgroup_try_charge+0x249/0x5c0 [ 937.112909] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 937.117868] wp_page_copy+0x3fe/0x1530 [ 937.121763] ? follow_pfn+0x260/0x260 [ 937.125566] ? __lock_acquire+0x6ee/0x49c0 [ 937.129810] do_wp_page+0x518/0xfa0 [ 937.133440] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 937.138118] __handle_mm_fault+0x21a4/0x3b60 [ 937.142531] ? copy_page_range+0x1e70/0x1e70 [ 937.146942] ? count_memcg_event_mm+0x279/0x4c0 [ 937.151636] handle_mm_fault+0x1a5/0x670 [ 937.155704] __get_user_pages+0x599/0x1650 [ 937.159952] ? follow_page_mask+0x1a60/0x1a60 [ 937.164453] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 937.169219] ? retint_kernel+0x2d/0x2d [ 937.173126] populate_vma_page_range+0x1fd/0x290 [ 937.177894] __mm_populate+0x1e8/0x350 [ 937.181787] ? populate_vma_page_range+0x290/0x290 [ 937.186734] ? do_mlock+0x6b0/0x6b0 [ 937.190367] __x64_sys_mlockall+0x340/0x500 [ 937.194694] do_syscall_64+0xf9/0x620 [ 937.198501] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 937.203690] RIP: 0033:0x45c479 [ 937.206884] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 937.225785] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 937.233492] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 937.240760] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 937.248025] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 937.255310] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 937.262619] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 937.270931] Task in /syz1 killed as a result of limit of /syz1 [ 937.277097] memory: usage 307200kB, limit 307200kB, failcnt 10242 [ 937.283710] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 937.290759] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 937.297052] Memory cgroup stats for /syz1: cache:0KB rss:297440KB rss_huge:243712KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:134352KB active_anon:148KB inactive_file:8KB active_file:8KB unevictable:163056KB [ 937.319181] Memory cgroup out of memory: Kill process 11026 (syz-executor.1) score 1116 or sacrifice child [ 937.329675] Killed process 11038 (syz-executor.1) total-vm:40016kB, anon-rss:18380kB, file-rss:0kB, shmem-rss:0kB [ 937.344684] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 937.356225] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 937.361874] CPU: 0 PID: 11034 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 937.369778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 937.379137] Call Trace: [ 937.381741] dump_stack+0x188/0x20d [ 937.385377] dump_header+0x159/0xa5e [ 937.389100] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 937.394205] ? ___ratelimit+0x59/0x573 [ 937.398100] oom_kill_process.cold+0x10/0x6dc [ 937.402607] ? task_will_free_mem+0x134/0x6d0 [ 937.407107] out_of_memory+0x349/0x1250 [ 937.411092] ? oom_killer_disable+0x270/0x270 [ 937.415600] ? __mutex_lock+0x422/0x1300 [ 937.419705] mem_cgroup_out_of_memory+0x1c7/0x240 [ 937.424565] ? memcg_event_wake+0x210/0x210 [ 937.428956] ? do_raw_spin_unlock+0x171/0x260 [ 937.433476] try_charge+0xe22/0x1300 [ 937.437207] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 937.442058] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 937.446935] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 937.453023] mem_cgroup_try_charge+0x249/0x5c0 [ 937.457630] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 937.462582] wp_page_copy+0x3fe/0x1530 [ 937.466487] ? follow_pfn+0x260/0x260 [ 937.470314] ? retint_kernel+0x2d/0x2d [ 937.474215] do_wp_page+0x518/0xfa0 [ 937.477852] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 937.482534] __handle_mm_fault+0x21a4/0x3b60 [ 937.486953] ? copy_page_range+0x1e70/0x1e70 [ 937.491388] ? count_memcg_event_mm+0x279/0x4c0 [ 937.496084] handle_mm_fault+0x1a5/0x670 [ 937.500156] __get_user_pages+0x599/0x1650 [ 937.504409] ? follow_page_mask+0x1a60/0x1a60 [ 937.508912] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 937.513679] ? retint_kernel+0x2d/0x2d [ 937.517603] populate_vma_page_range+0x1fd/0x290 [ 937.522383] __mm_populate+0x1e8/0x350 [ 937.526288] ? populate_vma_page_range+0x290/0x290 [ 937.531242] ? do_mlock+0x6b0/0x6b0 [ 937.534969] __x64_sys_mlockall+0x340/0x500 [ 937.539304] do_syscall_64+0xf9/0x620 [ 937.543123] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 937.548337] RIP: 0033:0x45c479 [ 937.551533] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 937.570437] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 937.578422] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 937.585691] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 937.592959] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 937.600419] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 937.607685] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 937.619674] Task in /syz4 killed as a result of limit of /syz4 [ 937.625937] memory: usage 307200kB, limit 307200kB, failcnt 3806 [ 937.632229] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 937.639059] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 937.645344] Memory cgroup stats for /syz4: cache:0KB rss:298404KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:4KB active_file:4KB unevictable:217120KB [ 937.667194] Memory cgroup out of memory: Kill process 11027 (syz-executor.4) score 1116 or sacrifice child [ 937.677312] Killed process 11040 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 937.689747] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 937.701124] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 937.706683] CPU: 1 PID: 11035 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 937.714563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 937.723916] Call Trace: [ 937.726625] dump_stack+0x188/0x20d [ 937.730268] dump_header+0x159/0xa5e [ 937.734008] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 937.739146] ? ___ratelimit+0x59/0x573 [ 937.743060] oom_kill_process.cold+0x10/0x6dc [ 937.747579] ? task_will_free_mem+0x134/0x6d0 [ 937.752086] out_of_memory+0x349/0x1250 [ 937.756060] ? oom_killer_disable+0x270/0x270 [ 937.760557] mem_cgroup_out_of_memory+0x1c7/0x240 [ 937.765410] ? memcg_event_wake+0x210/0x210 [ 937.769728] ? do_raw_spin_unlock+0x171/0x260 [ 937.774227] try_charge+0xe22/0x1300 [ 937.777953] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 937.782813] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 937.787651] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 937.793707] mem_cgroup_try_charge+0x249/0x5c0 [ 937.798284] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 937.803207] wp_page_copy+0x3fe/0x1530 [ 937.807094] ? follow_pfn+0x260/0x260 [ 937.810890] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 937.815649] do_wp_page+0x518/0xfa0 [ 937.819273] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 937.823938] __handle_mm_fault+0x21a4/0x3b60 [ 937.828351] ? copy_page_range+0x1e70/0x1e70 [ 937.832852] ? count_memcg_event_mm+0x279/0x4c0 [ 937.837526] handle_mm_fault+0x1a5/0x670 [ 937.841585] __get_user_pages+0x599/0x1650 [ 937.845819] ? follow_page_mask+0x1a60/0x1a60 [ 937.850413] ? populate_vma_page_range+0x33/0x290 [ 937.855253] populate_vma_page_range+0x1fd/0x290 [ 937.860015] __mm_populate+0x1e8/0x350 [ 937.863899] ? populate_vma_page_range+0x290/0x290 [ 937.868831] ? do_mlock+0x6b0/0x6b0 [ 937.872455] __x64_sys_mlockall+0x340/0x500 [ 937.876785] do_syscall_64+0xf9/0x620 [ 937.880585] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 937.885763] RIP: 0033:0x45c479 [ 937.888943] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 937.907832] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 937.915531] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 937.922791] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 937.930137] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 937.937396] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 937.944659] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 937.960273] Task in /syz5 killed as a result of limit of /syz5 [ 937.966577] memory: usage 307200kB, limit 307200kB, failcnt 7563 [ 937.972916] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 937.979801] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 937.986033] Memory cgroup stats for /syz5: cache:0KB rss:298408KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:60496KB active_anon:2184KB inactive_file:4KB active_file:0KB unevictable:235844KB [ 938.007869] Memory cgroup out of memory: Kill process 11028 (syz-executor.5) score 1116 or sacrifice child [ 938.018120] Killed process 11039 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 938.033089] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 938.044535] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 938.050446] CPU: 0 PID: 11034 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 938.058345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 938.067734] Call Trace: [ 938.070349] dump_stack+0x188/0x20d [ 938.073991] dump_header+0x159/0xa5e [ 938.077713] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 938.082833] ? ___ratelimit+0x59/0x573 [ 938.086729] oom_kill_process.cold+0x10/0x6dc [ 938.091234] ? task_will_free_mem+0x134/0x6d0 [ 938.095742] out_of_memory+0x349/0x1250 [ 938.099727] ? oom_killer_disable+0x270/0x270 [ 938.104240] mem_cgroup_out_of_memory+0x1c7/0x240 [ 938.109088] ? memcg_event_wake+0x210/0x210 [ 938.113423] ? do_raw_spin_unlock+0x171/0x260 [ 938.118878] try_charge+0xe22/0x1300 [ 938.122608] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 938.127501] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 938.132365] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 938.138447] mem_cgroup_try_charge+0x249/0x5c0 [ 938.143066] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 938.148008] wp_page_copy+0x3fe/0x1530 [ 938.151911] ? follow_pfn+0x260/0x260 [ 938.155746] ? retint_kernel+0x2d/0x2d [ 938.159657] do_wp_page+0x518/0xfa0 [ 938.163302] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 938.168005] __handle_mm_fault+0x21a4/0x3b60 [ 938.172428] ? copy_page_range+0x1e70/0x1e70 [ 938.176849] ? count_memcg_event_mm+0x279/0x4c0 [ 938.181553] handle_mm_fault+0x1a5/0x670 [ 938.185640] __get_user_pages+0x599/0x1650 [ 938.189908] ? follow_page_mask+0x1a60/0x1a60 [ 938.194428] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 938.199201] ? retint_kernel+0x2d/0x2d [ 938.203110] populate_vma_page_range+0x1fd/0x290 [ 938.207914] __mm_populate+0x1e8/0x350 [ 938.211842] ? populate_vma_page_range+0x290/0x290 [ 938.216902] ? do_mlock+0x6b0/0x6b0 [ 938.220566] __x64_sys_mlockall+0x340/0x500 [ 938.224946] do_syscall_64+0xf9/0x620 [ 938.228778] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 938.233994] RIP: 0033:0x45c479 [ 938.237193] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 938.256108] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 938.263945] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 938.271237] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 938.278534] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 938.285828] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 938.293123] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 938.300628] Task in /syz4 killed as a result of limit of /syz4 2020/03/03 17:54:56 executed programs: 605 [ 938.306638] memory: usage 303420kB, limit 307200kB, failcnt 3812 [ 938.312853] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 938.319698] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 938.325856] Memory cgroup stats for /syz4: cache:0KB rss:294760KB rss_huge:256000KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:77560KB active_anon:2180KB inactive_file:8KB active_file:0KB unevictable:215072KB [ 938.348293] Memory cgroup out of memory: Kill process 11027 (syz-executor.4) score 1116 or sacrifice child [ 938.358268] Killed process 11027 (syz-executor.4) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 938.410371] oom_reaper: reaped process 11027 (syz-executor.4), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 938.683101] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 938.694537] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 938.700200] CPU: 1 PID: 11051 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 938.708098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 938.717472] Call Trace: [ 938.720080] dump_stack+0x188/0x20d [ 938.723741] dump_header+0x159/0xa5e [ 938.727509] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 938.732659] ? ___ratelimit+0x59/0x573 [ 938.736564] oom_kill_process.cold+0x10/0x6dc [ 938.741073] ? task_will_free_mem+0x134/0x6d0 [ 938.745609] out_of_memory+0x349/0x1250 [ 938.749613] ? oom_killer_disable+0x270/0x270 [ 938.754147] mem_cgroup_out_of_memory+0x1c7/0x240 [ 938.759009] ? memcg_event_wake+0x210/0x210 [ 938.763374] ? do_raw_spin_unlock+0x171/0x260 [ 938.767879] try_charge+0xe22/0x1300 [ 938.771605] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 938.776475] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 938.781345] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 938.787445] mem_cgroup_try_charge+0x249/0x5c0 [ 938.792066] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 938.797025] wp_page_copy+0x3fe/0x1530 [ 938.800939] ? follow_pfn+0x260/0x260 [ 938.804741] ? get_page+0x99/0x100 [ 938.808311] do_wp_page+0x518/0xfa0 [ 938.811974] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 938.816691] __handle_mm_fault+0x21a4/0x3b60 [ 938.821113] ? copy_page_range+0x1e70/0x1e70 [ 938.825526] ? count_memcg_event_mm+0x279/0x4c0 [ 938.830242] handle_mm_fault+0x1a5/0x670 [ 938.834324] __get_user_pages+0x599/0x1650 [ 938.838599] ? follow_page_mask+0x1a60/0x1a60 [ 938.843130] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 938.847747] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 938.852522] ? lock_acquire+0x170/0x400 [ 938.856514] populate_vma_page_range+0x1fd/0x290 [ 938.861283] __mm_populate+0x1e8/0x350 [ 938.865191] ? populate_vma_page_range+0x290/0x290 [ 938.870121] ? do_mlock+0x6b0/0x6b0 [ 938.873772] __x64_sys_mlockall+0x340/0x500 [ 938.878105] do_syscall_64+0xf9/0x620 [ 938.881922] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 938.887109] RIP: 0033:0x45c479 [ 938.890304] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 938.909207] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 938.916923] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 938.924205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 938.931473] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 938.938753] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 938.946024] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 938.953364] Task in /syz1 killed as a result of limit of /syz1 [ 938.959567] memory: usage 307200kB, limit 307200kB, failcnt 10252 [ 938.965919] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 938.972891] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 938.979142] Memory cgroup stats for /syz1: cache:0KB rss:297572KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:134352KB active_anon:148KB inactive_file:8KB active_file:8KB unevictable:163112KB [ 939.001014] Memory cgroup out of memory: Kill process 11046 (syz-executor.1) score 1116 or sacrifice child [ 939.011131] Killed process 11052 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 939.023183] Memory cgroup out of memory: Kill process 11055 (syz-executor.3) score 1116 or sacrifice child [ 939.033735] Killed process 11057 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 939.049539] Memory cgroup out of memory: Kill process 11046 (syz-executor.1) score 1116 or sacrifice child [ 939.060102] Killed process 11046 (syz-executor.1) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 939.410032] Memory cgroup out of memory: Kill process 11044 (syz-executor.2) score 1120 or sacrifice child [ 939.420531] Killed process 11062 (syz-executor.2) total-vm:40016kB, anon-rss:18384kB, file-rss:0kB, shmem-rss:0kB [ 939.454903] Memory cgroup out of memory: Kill process 11058 (syz-executor.4) score 1116 or sacrifice child [ 939.465697] Killed process 11063 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 939.832244] oom_reaper: reaped process 11062 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 940.186283] oom_kill_process: 4 callbacks suppressed [ 940.186327] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 940.203543] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 940.209191] CPU: 0 PID: 11067 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 940.217093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 940.226456] Call Trace: [ 940.229063] dump_stack+0x188/0x20d [ 940.232702] dump_header+0x159/0xa5e [ 940.236428] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 940.241553] ? ___ratelimit+0x59/0x573 [ 940.245450] oom_kill_process.cold+0x10/0x6dc [ 940.249955] ? task_will_free_mem+0x134/0x6d0 [ 940.254488] out_of_memory+0x349/0x1250 [ 940.258474] ? oom_killer_disable+0x270/0x270 [ 940.262987] mem_cgroup_out_of_memory+0x1c7/0x240 [ 940.267841] ? memcg_event_wake+0x210/0x210 [ 940.272182] ? do_raw_spin_unlock+0x171/0x260 [ 940.276690] try_charge+0xe22/0x1300 [ 940.280422] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 940.285273] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 940.290134] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 940.296202] ? retint_kernel+0x2d/0x2d [ 940.300096] mem_cgroup_try_charge+0x249/0x5c0 [ 940.304711] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 940.309664] wp_page_copy+0x3fe/0x1530 [ 940.313580] ? follow_pfn+0x260/0x260 [ 940.317381] ? __lock_acquire+0x6ee/0x49c0 [ 940.321625] do_wp_page+0x518/0xfa0 [ 940.325271] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 940.329958] __handle_mm_fault+0x21a4/0x3b60 [ 940.334373] ? copy_page_range+0x1e70/0x1e70 [ 940.338785] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 940.343557] ? handle_mm_fault+0x10b/0x670 [ 940.347796] handle_mm_fault+0x1a5/0x670 [ 940.351878] __get_user_pages+0x599/0x1650 [ 940.356122] ? follow_page_mask+0x1a60/0x1a60 [ 940.360624] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 940.365391] ? retint_kernel+0x2d/0x2d [ 940.369289] populate_vma_page_range+0x1fd/0x290 [ 940.374050] __mm_populate+0x1e8/0x350 [ 940.377946] ? populate_vma_page_range+0x290/0x290 [ 940.382874] ? do_mlock+0x6b0/0x6b0 [ 940.386509] __x64_sys_mlockall+0x340/0x500 [ 940.390838] do_syscall_64+0xf9/0x620 [ 940.394644] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 940.399837] RIP: 0033:0x45c479 [ 940.403031] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 940.422019] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 940.429727] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 940.436997] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 940.444267] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 940.451543] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 940.458821] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 940.467253] Task in /syz5 killed as a result of limit of /syz5 [ 940.473518] memory: usage 307200kB, limit 307200kB, failcnt 7603 [ 940.479815] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 940.486644] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 940.493064] Memory cgroup stats for /syz5: cache:0KB rss:298352KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:60496KB active_anon:2184KB inactive_file:4KB active_file:4KB unevictable:235840KB [ 940.514948] Memory cgroup out of memory: Kill process 11066 (syz-executor.5) score 1116 or sacrifice child [ 940.525168] Killed process 11072 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 940.540191] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 940.551541] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 940.556976] CPU: 0 PID: 11070 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 940.564859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 940.574214] Call Trace: [ 940.576832] dump_stack+0x188/0x20d [ 940.580475] dump_header+0x159/0xa5e [ 940.584198] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 940.589308] ? ___ratelimit+0x59/0x573 [ 940.593224] oom_kill_process.cold+0x10/0x6dc [ 940.597743] ? task_will_free_mem+0x134/0x6d0 [ 940.602255] out_of_memory+0x349/0x1250 [ 940.606241] ? oom_killer_disable+0x270/0x270 [ 940.610753] mem_cgroup_out_of_memory+0x1c7/0x240 [ 940.615604] ? memcg_event_wake+0x210/0x210 [ 940.619942] ? do_raw_spin_unlock+0x171/0x260 [ 940.624562] try_charge+0xe22/0x1300 [ 940.628311] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 940.633178] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 940.638054] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 940.644151] mem_cgroup_try_charge+0x249/0x5c0 [ 940.648764] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 940.653700] wp_page_copy+0x3fe/0x1530 [ 940.657598] ? follow_pfn+0x260/0x260 [ 940.661409] ? unlock_page+0x54/0x280 [ 940.665211] ? unlock_page+0x73/0x280 [ 940.669026] do_wp_page+0x518/0xfa0 [ 940.672650] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 940.677326] __handle_mm_fault+0x21a4/0x3b60 [ 940.681740] ? copy_page_range+0x1e70/0x1e70 [ 940.686156] ? count_memcg_event_mm+0x279/0x4c0 [ 940.690830] handle_mm_fault+0x1a5/0x670 [ 940.694884] __get_user_pages+0x599/0x1650 [ 940.699115] ? follow_page_mask+0x1a60/0x1a60 [ 940.703607] ? populate_vma_page_range+0x33/0x290 [ 940.708453] populate_vma_page_range+0x1fd/0x290 [ 940.713202] __mm_populate+0x1e8/0x350 [ 940.717080] ? populate_vma_page_range+0x290/0x290 [ 940.722095] ? do_mlock+0x6b0/0x6b0 [ 940.725715] __x64_sys_mlockall+0x340/0x500 [ 940.730031] do_syscall_64+0xf9/0x620 [ 940.733827] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 940.739006] RIP: 0033:0x45c479 [ 940.742189] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 940.761098] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 940.768809] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 940.776082] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 940.783357] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 940.790722] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 940.798148] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 940.807223] Task in /syz1 killed as a result of limit of /syz1 [ 940.814228] memory: usage 307200kB, limit 307200kB, failcnt 10297 [ 940.820847] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 940.827769] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 940.834224] Memory cgroup stats for /syz1: cache:0KB rss:297560KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:134352KB active_anon:148KB inactive_file:0KB active_file:16KB unevictable:163104KB [ 940.856634] Memory cgroup out of memory: Kill process 11069 (syz-executor.1) score 1116 or sacrifice child [ 940.867276] Killed process 11073 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 941.061279] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 941.072764] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 941.078365] CPU: 1 PID: 11075 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 941.086254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 941.095628] Call Trace: [ 941.098255] dump_stack+0x188/0x20d [ 941.101901] dump_header+0x159/0xa5e [ 941.105632] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 941.110769] ? ___ratelimit+0x59/0x573 [ 941.114675] oom_kill_process.cold+0x10/0x6dc [ 941.119183] ? task_will_free_mem+0x134/0x6d0 [ 941.123721] out_of_memory+0x349/0x1250 [ 941.127724] ? oom_killer_disable+0x270/0x270 [ 941.132242] mem_cgroup_out_of_memory+0x1c7/0x240 [ 941.137099] ? memcg_event_wake+0x210/0x210 [ 941.141441] ? do_raw_spin_unlock+0x171/0x260 [ 941.145951] try_charge+0xe22/0x1300 [ 941.149687] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 941.154544] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 941.159398] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 941.165475] mem_cgroup_try_charge+0x249/0x5c0 [ 941.170082] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 941.175026] wp_page_copy+0x3fe/0x1530 [ 941.178933] ? follow_pfn+0x260/0x260 [ 941.182843] ? __lock_acquire+0x6ee/0x49c0 [ 941.187095] do_wp_page+0x518/0xfa0 [ 941.190748] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 941.195528] __handle_mm_fault+0x21a4/0x3b60 [ 941.199951] ? copy_page_range+0x1e70/0x1e70 [ 941.204385] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 941.209159] ? handle_mm_fault+0x189/0x670 [ 941.213397] ? handle_mm_fault+0x197/0x670 [ 941.217654] handle_mm_fault+0x1a5/0x670 [ 941.221752] __get_user_pages+0x599/0x1650 [ 941.226014] ? follow_page_mask+0x1a60/0x1a60 [ 941.230526] ? retint_kernel+0x2d/0x2d [ 941.234427] ? __get_user_pages+0x3a6/0x1650 [ 941.238841] ? __get_user_pages+0x3b4/0x1650 [ 941.243258] populate_vma_page_range+0x1fd/0x290 [ 941.248027] __mm_populate+0x1e8/0x350 [ 941.251920] ? populate_vma_page_range+0x290/0x290 [ 941.256854] ? do_mlock+0x6b0/0x6b0 [ 941.260497] __x64_sys_mlockall+0x340/0x500 [ 941.264827] do_syscall_64+0xf9/0x620 [ 941.268664] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 941.273854] RIP: 0033:0x45c479 [ 941.277051] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 941.295953] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 941.303664] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 941.310933] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 941.318205] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 941.325573] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 941.332858] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 941.342081] Task in /syz4 killed as a result of limit of /syz4 [ 941.348276] memory: usage 307200kB, limit 307200kB, failcnt 3892 [ 941.354557] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 941.361475] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 941.367690] Memory cgroup stats for /syz4: cache:0KB rss:298396KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79180KB active_anon:2180KB inactive_file:4KB active_file:0KB unevictable:217048KB [ 941.389619] Memory cgroup out of memory: Kill process 11074 (syz-executor.4) score 1116 or sacrifice child [ 941.399797] Killed process 11077 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 941.412112] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 941.423750] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 941.429346] CPU: 0 PID: 11078 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 941.437254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 941.446709] Call Trace: [ 941.449319] dump_stack+0x188/0x20d [ 941.452973] dump_header+0x159/0xa5e [ 941.456731] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 941.461950] ? ___ratelimit+0x59/0x573 [ 941.465841] oom_kill_process.cold+0x10/0x6dc [ 941.470349] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 941.475135] ? task_will_free_mem+0x134/0x6d0 [ 941.479653] out_of_memory+0x349/0x1250 [ 941.483645] ? oom_killer_disable+0x270/0x270 [ 941.488144] ? mem_cgroup_out_of_memory+0x97/0x240 [ 941.493072] mem_cgroup_out_of_memory+0x1c7/0x240 [ 941.497906] ? memcg_event_wake+0x210/0x210 [ 941.502223] ? do_raw_spin_unlock+0x171/0x260 [ 941.506707] try_charge+0xe22/0x1300 [ 941.510419] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 941.515265] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 941.520101] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 941.526202] mem_cgroup_try_charge+0x249/0x5c0 [ 941.530812] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 941.535776] wp_page_copy+0x3fe/0x1530 [ 941.539682] ? follow_pfn+0x260/0x260 [ 941.543492] ? __lock_acquire+0x6ee/0x49c0 [ 941.547731] do_wp_page+0x518/0xfa0 [ 941.551352] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 941.556022] __handle_mm_fault+0x21a4/0x3b60 [ 941.560421] ? copy_page_range+0x1e70/0x1e70 [ 941.564846] ? count_memcg_event_mm+0x279/0x4c0 [ 941.569522] handle_mm_fault+0x1a5/0x670 [ 941.573578] __get_user_pages+0x599/0x1650 [ 941.577819] ? follow_page_mask+0x1a60/0x1a60 [ 941.582311] ? populate_vma_page_range+0x10e/0x290 [ 941.587233] populate_vma_page_range+0x1fd/0x290 [ 941.591981] __mm_populate+0x1e8/0x350 [ 941.595970] ? populate_vma_page_range+0x290/0x290 [ 941.600911] ? do_mlock+0x6b0/0x6b0 [ 941.604550] __x64_sys_mlockall+0x340/0x500 [ 941.608960] do_syscall_64+0xf9/0x620 [ 941.612767] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 941.618045] RIP: 0033:0x45c479 [ 941.621231] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 941.640135] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 941.647845] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 941.655117] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 941.662387] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 941.669649] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 941.676921] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 941.686248] Task in /syz3 killed as a result of limit of /syz3 [ 941.692593] memory: usage 307200kB, limit 307200kB, failcnt 5811 [ 941.698904] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 941.706002] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 941.712489] Memory cgroup stats for /syz3: cache:0KB rss:298144KB rss_huge:264192KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66476KB active_anon:80KB inactive_file:4KB active_file:0KB unevictable:231696KB [ 941.734484] Memory cgroup out of memory: Kill process 11076 (syz-executor.3) score 1116 or sacrifice child [ 941.745554] Killed process 11079 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 941.766050] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 941.777508] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 941.783255] CPU: 1 PID: 11075 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 941.791137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 941.800491] Call Trace: [ 941.803090] dump_stack+0x188/0x20d [ 941.806726] dump_header+0x159/0xa5e [ 941.810445] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 941.815567] ? ___ratelimit+0x59/0x573 [ 941.819463] oom_kill_process.cold+0x10/0x6dc [ 941.823971] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 941.828560] ? task_will_free_mem+0x134/0x6d0 [ 941.833087] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 941.837862] out_of_memory+0x349/0x1250 [ 941.841852] ? oom_killer_disable+0x270/0x270 [ 941.846354] ? out_of_memory+0x12/0x1250 [ 941.850439] mem_cgroup_out_of_memory+0x1c7/0x240 [ 941.855289] ? memcg_event_wake+0x210/0x210 [ 941.859621] ? do_raw_spin_unlock+0x171/0x260 [ 941.864157] try_charge+0xe22/0x1300 [ 941.867896] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 941.872758] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 941.878144] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 941.884255] mem_cgroup_try_charge+0x249/0x5c0 [ 941.888889] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 941.893861] wp_page_copy+0x3fe/0x1530 [ 941.897773] ? follow_pfn+0x260/0x260 [ 941.901592] ? __lock_acquire+0x6ee/0x49c0 [ 941.905940] do_wp_page+0x518/0xfa0 [ 941.909589] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 941.914282] __handle_mm_fault+0x21a4/0x3b60 [ 941.918703] ? copy_page_range+0x1e70/0x1e70 [ 941.923142] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 941.927939] ? handle_mm_fault+0x189/0x670 [ 941.932282] ? handle_mm_fault+0x197/0x670 [ 941.936530] handle_mm_fault+0x1a5/0x670 [ 941.940630] __get_user_pages+0x599/0x1650 [ 941.944887] ? follow_page_mask+0x1a60/0x1a60 [ 941.949398] ? retint_kernel+0x2d/0x2d [ 941.953301] ? __get_user_pages+0x3a6/0x1650 [ 941.957716] ? __get_user_pages+0x3b4/0x1650 [ 941.962140] populate_vma_page_range+0x1fd/0x290 [ 941.966919] __mm_populate+0x1e8/0x350 [ 941.970819] ? populate_vma_page_range+0x290/0x290 [ 941.975751] ? do_mlock+0x6b0/0x6b0 [ 941.979388] __x64_sys_mlockall+0x340/0x500 [ 941.983718] do_syscall_64+0xf9/0x620 [ 941.987526] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 941.992719] RIP: 0033:0x45c479 [ 941.995927] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 942.014842] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 942.022599] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 942.029970] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 942.037254] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 942.044643] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 942.051931] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 942.060249] Task in /syz4 killed as a result of limit of /syz4 [ 942.066594] memory: usage 303404kB, limit 307200kB, failcnt 3898 [ 942.072924] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 942.079762] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 942.086017] Memory cgroup stats for /syz4: cache:0KB rss:294752KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:77560KB active_anon:2180KB inactive_file:4KB active_file:0KB unevictable:215000KB [ 942.108048] Memory cgroup out of memory: Kill process 11074 (syz-executor.4) score 1116 or sacrifice child [ 942.118217] Killed process 11074 (syz-executor.4) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 942.130554] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 942.143194] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 942.149571] CPU: 0 PID: 11082 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 942.157472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 942.166837] Call Trace: [ 942.169441] dump_stack+0x188/0x20d [ 942.173089] dump_header+0x159/0xa5e [ 942.176831] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 942.181938] ? ___ratelimit+0x59/0x573 [ 942.185846] oom_kill_process.cold+0x10/0x6dc [ 942.190354] ? task_will_free_mem+0x134/0x6d0 [ 942.194858] out_of_memory+0x349/0x1250 [ 942.198844] ? oom_killer_disable+0x270/0x270 [ 942.203354] mem_cgroup_out_of_memory+0x1c7/0x240 [ 942.208203] ? memcg_event_wake+0x210/0x210 [ 942.212539] ? do_raw_spin_unlock+0x171/0x260 [ 942.217037] try_charge+0xe22/0x1300 [ 942.220769] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 942.225635] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 942.230498] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 942.236572] mem_cgroup_try_charge+0x249/0x5c0 [ 942.241167] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 942.246102] wp_page_copy+0x3fe/0x1530 [ 942.250001] ? follow_pfn+0x260/0x260 [ 942.253809] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 942.258398] do_wp_page+0x518/0xfa0 [ 942.262031] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 942.266724] __handle_mm_fault+0x21a4/0x3b60 [ 942.271141] ? copy_page_range+0x1e70/0x1e70 [ 942.275558] ? count_memcg_event_mm+0x279/0x4c0 [ 942.280250] handle_mm_fault+0x1a5/0x670 [ 942.284325] __get_user_pages+0x599/0x1650 [ 942.288594] ? follow_page_mask+0x1a60/0x1a60 [ 942.293128] ? retint_kernel+0x2d/0x2d [ 942.297071] populate_vma_page_range+0x1fd/0x290 [ 942.301851] __mm_populate+0x1e8/0x350 [ 942.305782] ? populate_vma_page_range+0x290/0x290 [ 942.310733] ? do_mlock+0x6b0/0x6b0 [ 942.314376] __x64_sys_mlockall+0x340/0x500 [ 942.318716] do_syscall_64+0xf9/0x620 [ 942.322636] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 942.327828] RIP: 0033:0x45c479 [ 942.331024] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 942.349937] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 942.357658] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 942.364935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 942.372214] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 942.379492] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 942.386778] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 942.394892] Task in /syz2 killed as a result of limit of /syz2 [ 942.401086] memory: usage 307088kB, limit 307200kB, failcnt 5797 [ 942.407346] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 942.414288] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 942.420697] Memory cgroup stats for /syz2: cache:0KB rss:297372KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:88616KB active_anon:2224KB inactive_file:4KB active_file:8KB unevictable:206668KB [ 942.442561] Memory cgroup out of memory: Kill process 11081 (syz-executor.2) score 1116 or sacrifice child [ 942.452640] Killed process 11083 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 942.464666] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 942.476374] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 942.481971] CPU: 1 PID: 11085 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 942.489853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 942.499204] Call Trace: [ 942.501803] dump_stack+0x188/0x20d [ 942.505435] dump_header+0x159/0xa5e [ 942.509155] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 942.514259] ? ___ratelimit+0x59/0x573 [ 942.518149] oom_kill_process.cold+0x10/0x6dc [ 942.522657] ? out_of_memory+0x2fc/0x1250 [ 942.526809] out_of_memory+0x349/0x1250 [ 942.530788] ? oom_killer_disable+0x270/0x270 [ 942.533019] oom_reaper: reaped process 11074 (syz-executor.4), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 942.535302] mem_cgroup_out_of_memory+0x1c7/0x240 [ 942.535317] ? memcg_event_wake+0x210/0x210 [ 942.555124] ? do_raw_spin_unlock+0x171/0x260 [ 942.559613] try_charge+0xe22/0x1300 [ 942.563320] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 942.568159] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 942.572994] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 942.579044] ? lock_downgrade+0x740/0x740 [ 942.583193] mem_cgroup_try_charge+0x249/0x5c0 [ 942.587770] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 942.592720] do_huge_pmd_wp_page+0x921/0x32f0 [ 942.597230] ? __split_huge_pmd+0x29c0/0x29c0 [ 942.601737] ? retint_kernel+0x2d/0x2d [ 942.605646] ? __handle_mm_fault+0x1547/0x3b60 [ 942.610258] ? __handle_mm_fault+0xb3a/0x3b60 [ 942.614761] __handle_mm_fault+0x1561/0x3b60 [ 942.619169] ? copy_page_range+0x1e70/0x1e70 [ 942.623568] ? count_memcg_event_mm+0x279/0x4c0 [ 942.628241] handle_mm_fault+0x1a5/0x670 [ 942.632297] __get_user_pages+0x599/0x1650 [ 942.636527] ? follow_page_mask+0x1a60/0x1a60 [ 942.641019] ? lock_acquire+0x170/0x400 [ 942.644986] populate_vma_page_range+0x1fd/0x290 [ 942.649736] __mm_populate+0x1e8/0x350 [ 942.653618] ? populate_vma_page_range+0x290/0x290 [ 942.658551] ? do_mlock+0x6b0/0x6b0 [ 942.662190] __x64_sys_mlockall+0x340/0x500 [ 942.666533] do_syscall_64+0xf9/0x620 [ 942.670359] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 942.675564] RIP: 0033:0x45c479 [ 942.678750] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 942.697665] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 942.705409] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 942.712686] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 942.719976] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 942.727261] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 942.734613] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 942.743203] Task in /syz1 killed as a result of limit of /syz1 [ 942.749645] memory: usage 307200kB, limit 307200kB, failcnt 10343 [ 942.755990] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 942.763025] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 942.769593] Memory cgroup stats for /syz1: cache:0KB rss:296076KB rss_huge:239616KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:134352KB active_anon:148KB inactive_file:12KB active_file:4KB unevictable:161612KB [ 942.791865] Memory cgroup out of memory: Kill process 11084 (syz-executor.1) score 1116 or sacrifice child [ 942.804153] Killed process 11086 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 942.821160] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 942.832715] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 942.838412] CPU: 0 PID: 11082 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 942.846317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 942.855825] Call Trace: [ 942.858453] dump_stack+0x188/0x20d [ 942.862094] dump_header+0x159/0xa5e [ 942.865813] ? ___ratelimit+0x54/0x573 [ 942.869704] ? ___ratelimit+0x59/0x573 [ 942.873595] oom_kill_process.cold+0x10/0x6dc [ 942.878104] ? task_will_free_mem+0x134/0x6d0 [ 942.882611] out_of_memory+0x349/0x1250 [ 942.887031] ? oom_killer_disable+0x270/0x270 [ 942.891533] ? mem_cgroup_out_of_memory+0x97/0x240 [ 942.896488] mem_cgroup_out_of_memory+0x1c7/0x240 [ 942.901356] ? memcg_event_wake+0x210/0x210 [ 942.905701] ? do_raw_spin_unlock+0x171/0x260 [ 942.910213] try_charge+0xe22/0x1300 [ 942.913940] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 942.918793] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 942.923646] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 942.929732] ? retint_kernel+0x2d/0x2d [ 942.933649] ? __lock_acquire+0x6ee/0x49c0 [ 942.937921] mem_cgroup_try_charge+0x249/0x5c0 [ 942.942530] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 942.947472] wp_page_copy+0x3fe/0x1530 [ 942.951371] ? mark_held_locks+0xa6/0xf0 [ 942.955439] ? follow_pfn+0x260/0x260 [ 942.959363] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 942.964148] do_wp_page+0x518/0xfa0 [ 942.967789] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 942.972469] __handle_mm_fault+0x21a4/0x3b60 [ 942.976899] ? copy_page_range+0x1e70/0x1e70 [ 942.981350] ? count_memcg_event_mm+0x279/0x4c0 [ 942.986062] handle_mm_fault+0x1a5/0x670 [ 942.990153] __get_user_pages+0x599/0x1650 [ 942.994417] ? follow_page_mask+0x1a60/0x1a60 [ 942.998930] ? retint_kernel+0x2d/0x2d [ 943.003030] populate_vma_page_range+0x1fd/0x290 [ 943.007818] __mm_populate+0x1e8/0x350 [ 943.011730] ? populate_vma_page_range+0x290/0x290 [ 943.016665] ? do_mlock+0x6b0/0x6b0 [ 943.020313] __x64_sys_mlockall+0x340/0x500 [ 943.024772] do_syscall_64+0xf9/0x620 [ 943.028585] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 943.033792] RIP: 0033:0x45c479 [ 943.037009] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 943.055926] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 943.063651] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 943.070934] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 943.078212] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 943.085595] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 943.092893] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 943.104885] Task in /syz2 killed as a result of limit of /syz2 [ 943.111152] memory: usage 303692kB, limit 307200kB, failcnt 5832 [ 943.117306] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 943.124235] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 943.130469] Memory cgroup stats for /syz2: cache:0KB rss:294196KB rss_huge:256000KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:87396KB active_anon:2220KB inactive_file:0KB active_file:12KB unevictable:204620KB [ 943.152087] Memory cgroup out of memory: Kill process 11081 (syz-executor.2) score 1116 or sacrifice child [ 943.162035] Killed process 11082 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:21616kB, shmem-rss:0kB 2020/03/03 17:55:01 executed programs: 619 [ 943.565571] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 943.577107] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 943.582955] CPU: 1 PID: 11091 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 943.590850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 943.600209] Call Trace: [ 943.602810] dump_stack+0x188/0x20d [ 943.606443] dump_header+0x159/0xa5e [ 943.610161] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 943.615269] ? ___ratelimit+0x59/0x573 [ 943.619163] oom_kill_process.cold+0x10/0x6dc [ 943.623772] ? task_will_free_mem+0x134/0x6d0 [ 943.628295] out_of_memory+0x349/0x1250 [ 943.632284] ? oom_killer_disable+0x270/0x270 [ 943.636800] mem_cgroup_out_of_memory+0x1c7/0x240 [ 943.641661] ? memcg_event_wake+0x210/0x210 [ 943.646005] ? do_raw_spin_unlock+0x171/0x260 [ 943.650506] try_charge+0xe22/0x1300 [ 943.654228] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 943.659076] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 943.663945] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 943.670151] mem_cgroup_try_charge+0x249/0x5c0 [ 943.674769] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 943.679710] wp_page_copy+0x3fe/0x1530 [ 943.683625] ? follow_pfn+0x260/0x260 [ 943.689614] ? retint_kernel+0x2d/0x2d [ 943.693512] do_wp_page+0x518/0xfa0 [ 943.697144] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 943.701826] __handle_mm_fault+0x21a4/0x3b60 [ 943.706238] ? copy_page_range+0x1e70/0x1e70 [ 943.710666] ? count_memcg_event_mm+0x279/0x4c0 [ 943.715355] handle_mm_fault+0x1a5/0x670 [ 943.719423] __get_user_pages+0x599/0x1650 [ 943.723673] ? follow_page_mask+0x1a60/0x1a60 [ 943.728197] populate_vma_page_range+0x1fd/0x290 [ 943.732982] __mm_populate+0x1e8/0x350 [ 943.736905] ? populate_vma_page_range+0x290/0x290 [ 943.741856] ? do_mlock+0x6b0/0x6b0 [ 943.745514] __x64_sys_mlockall+0x340/0x500 [ 943.749854] do_syscall_64+0xf9/0x620 [ 943.753667] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 943.758853] RIP: 0033:0x45c479 [ 943.762052] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 943.780967] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 943.788693] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 943.795985] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 943.803388] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 943.810670] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 943.817943] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 943.825849] Task in /syz3 killed as a result of limit of /syz3 [ 943.832170] memory: usage 307200kB, limit 307200kB, failcnt 5847 [ 943.838430] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 943.845408] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 943.851676] Memory cgroup stats for /syz3: cache:0KB rss:298120KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66480KB active_anon:76KB inactive_file:4KB active_file:0KB unevictable:231684KB [ 943.873597] Memory cgroup out of memory: Kill process 11090 (syz-executor.3) score 1116 or sacrifice child [ 943.884068] Killed process 11099 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 943.896685] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 943.908148] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 943.913795] CPU: 0 PID: 11097 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 943.921679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 943.931032] Call Trace: [ 943.933634] dump_stack+0x188/0x20d [ 943.937268] dump_header+0x159/0xa5e [ 943.941681] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 943.946789] ? ___ratelimit+0x59/0x573 [ 943.950687] oom_kill_process.cold+0x10/0x6dc [ 943.955217] ? out_of_memory+0x2fc/0x1250 [ 943.959387] ? out_of_memory+0x307/0x1250 [ 943.963534] out_of_memory+0x349/0x1250 [ 943.967524] ? oom_killer_disable+0x270/0x270 [ 943.972021] mem_cgroup_out_of_memory+0x1c7/0x240 [ 943.976862] ? memcg_event_wake+0x210/0x210 [ 943.981179] ? do_raw_spin_unlock+0x171/0x260 [ 943.985667] try_charge+0xe22/0x1300 [ 943.989392] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 943.994341] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 943.999180] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 944.005261] mem_cgroup_try_charge+0x249/0x5c0 [ 944.009859] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 944.014788] wp_page_copy+0x3fe/0x1530 [ 944.018673] ? follow_pfn+0x260/0x260 [ 944.022483] ? __lock_acquire+0x6ee/0x49c0 [ 944.026712] do_wp_page+0x518/0xfa0 [ 944.030345] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 944.035019] __handle_mm_fault+0x21a4/0x3b60 [ 944.039420] ? copy_page_range+0x1e70/0x1e70 [ 944.043832] ? count_memcg_event_mm+0x279/0x4c0 [ 944.048516] handle_mm_fault+0x1a5/0x670 [ 944.052571] __get_user_pages+0x599/0x1650 [ 944.056811] ? follow_page_mask+0x1a60/0x1a60 [ 944.061388] ? populate_vma_page_range+0x55/0x290 [ 944.066233] populate_vma_page_range+0x1fd/0x290 [ 944.070984] __mm_populate+0x1e8/0x350 [ 944.074867] ? populate_vma_page_range+0x290/0x290 [ 944.079798] ? do_mlock+0x6b0/0x6b0 [ 944.083430] __x64_sys_mlockall+0x340/0x500 [ 944.087759] do_syscall_64+0xf9/0x620 [ 944.091556] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 944.096741] RIP: 0033:0x45c479 [ 944.099926] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 944.118816] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 944.126513] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 944.133776] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 944.141038] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 944.148295] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 944.155553] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 944.164106] Task in /syz1 killed as a result of limit of /syz1 [ 944.170434] memory: usage 307200kB, limit 307200kB, failcnt 10364 [ 944.176773] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 944.183761] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 944.190207] Memory cgroup stats for /syz1: cache:0KB rss:297480KB rss_huge:243712KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:134352KB active_anon:148KB inactive_file:8KB active_file:8KB unevictable:163096KB [ 944.212340] Memory cgroup out of memory: Kill process 11096 (syz-executor.1) score 1116 or sacrifice child [ 944.222666] Killed process 11101 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 944.263129] Memory cgroup out of memory: Kill process 11088 (syz-executor.0) score 1116 or sacrifice child [ 944.273358] Killed process 11100 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 944.300345] Memory cgroup out of memory: Kill process 11090 (syz-executor.3) score 1116 or sacrifice child [ 944.310774] Killed process 11090 (syz-executor.3) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 944.494644] Memory cgroup out of memory: Kill process 11092 (syz-executor.5) score 1116 or sacrifice child [ 944.504697] Killed process 11103 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 944.818915] Memory cgroup out of memory: Kill process 11105 (syz-executor.2) score 1116 or sacrifice child [ 944.829283] Killed process 11107 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 945.153808] Memory cgroup out of memory: Kill process 11108 (syz-executor.4) score 1116 or sacrifice child [ 945.164407] Killed process 11113 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 945.495831] oom_kill_process: 5 callbacks suppressed [ 945.495895] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 945.512806] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 945.518401] CPU: 1 PID: 11121 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 945.526281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 945.535628] Call Trace: [ 945.538216] dump_stack+0x188/0x20d [ 945.541839] dump_header+0x159/0xa5e [ 945.545543] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 945.550635] ? ___ratelimit+0x59/0x573 [ 945.554610] oom_kill_process.cold+0x10/0x6dc [ 945.559102] out_of_memory+0x349/0x1250 [ 945.563074] ? oom_killer_disable+0x270/0x270 [ 945.567570] mem_cgroup_out_of_memory+0x1c7/0x240 [ 945.572420] ? memcg_event_wake+0x210/0x210 [ 945.576739] ? do_raw_spin_unlock+0x171/0x260 [ 945.581234] try_charge+0xe22/0x1300 [ 945.584945] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 945.589866] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 945.594703] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 945.600755] ? retint_kernel+0x2d/0x2d [ 945.604647] mem_cgroup_try_charge+0x249/0x5c0 [ 945.609234] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 945.614156] do_huge_pmd_wp_page+0x921/0x32f0 [ 945.618657] ? __split_huge_pmd+0x29c0/0x29c0 [ 945.623146] ? pmd_val+0x5c/0xf0 [ 945.626507] ? __sanitizer_cov_trace_pc+0x4/0x50 [ 945.631255] ? pmd_val+0x7c/0xf0 [ 945.634613] ? add_mm_counter_fast.part.0+0x40/0x40 [ 945.639624] __handle_mm_fault+0x1561/0x3b60 [ 945.644028] ? copy_page_range+0x1e70/0x1e70 [ 945.648425] ? count_memcg_event_mm+0x279/0x4c0 [ 945.653099] handle_mm_fault+0x1a5/0x670 [ 945.657159] __get_user_pages+0x599/0x1650 [ 945.661392] ? follow_page_mask+0x1a60/0x1a60 [ 945.665888] ? populate_vma_page_range+0xc9/0x290 [ 945.670848] populate_vma_page_range+0x1fd/0x290 [ 945.675614] __mm_populate+0x1e8/0x350 [ 945.679500] ? populate_vma_page_range+0x290/0x290 [ 945.684434] ? do_mlock+0x6b0/0x6b0 [ 945.688058] __x64_sys_mlockall+0x340/0x500 [ 945.692376] do_syscall_64+0xf9/0x620 [ 945.696179] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 945.701358] RIP: 0033:0x45c479 [ 945.704541] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 945.723448] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 945.731151] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 945.738409] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 945.745668] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 945.752941] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 945.760214] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 945.768241] Task in /syz3 killed as a result of limit of /syz3 [ 945.775057] memory: usage 307200kB, limit 307200kB, failcnt 5879 [ 945.781474] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 945.788340] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 945.795010] Memory cgroup stats for /syz3: cache:0KB rss:297636KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:64432KB active_anon:76KB inactive_file:4KB active_file:0KB unevictable:233292KB [ 945.817084] Memory cgroup out of memory: Kill process 11120 (syz-executor.3) score 1116 or sacrifice child [ 945.830299] Killed process 11122 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 946.343550] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 946.355074] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 946.360930] CPU: 1 PID: 11131 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 946.368941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 946.378312] Call Trace: [ 946.380935] dump_stack+0x188/0x20d [ 946.384588] dump_header+0x159/0xa5e [ 946.388324] ? oom_kill_process+0x130/0x140 [ 946.392684] oom_kill_process.cold+0x10/0x6dc [ 946.397197] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 946.401985] ? task_will_free_mem+0x134/0x6d0 [ 946.406649] out_of_memory+0x349/0x1250 [ 946.410663] ? oom_killer_disable+0x270/0x270 [ 946.415191] mem_cgroup_out_of_memory+0x1c7/0x240 [ 946.420061] ? memcg_event_wake+0x210/0x210 [ 946.424411] ? do_raw_spin_unlock+0x171/0x260 [ 946.428925] try_charge+0xe22/0x1300 [ 946.432666] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 946.437540] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 946.442440] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 946.447227] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 946.453315] ? retint_kernel+0x2d/0x2d [ 946.457243] mem_cgroup_try_charge+0x249/0x5c0 [ 946.461856] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 946.466812] wp_page_copy+0x3fe/0x1530 [ 946.470936] ? follow_pfn+0x260/0x260 [ 946.474762] ? retint_kernel+0x2d/0x2d [ 946.478674] do_wp_page+0x518/0xfa0 [ 946.482313] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 946.487023] __handle_mm_fault+0x21a4/0x3b60 [ 946.491464] ? copy_page_range+0x1e70/0x1e70 [ 946.495902] ? count_memcg_event_mm+0x279/0x4c0 [ 946.500604] handle_mm_fault+0x1a5/0x670 [ 946.504687] ? __get_user_pages+0x502/0x1650 [ 946.509207] __get_user_pages+0x599/0x1650 [ 946.513483] ? follow_page_mask+0x1a60/0x1a60 [ 946.517996] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 946.522786] ? retint_kernel+0x2d/0x2d [ 946.526708] populate_vma_page_range+0x1fd/0x290 [ 946.531496] __mm_populate+0x1e8/0x350 [ 946.535427] ? populate_vma_page_range+0x290/0x290 [ 946.540377] ? do_mlock+0x6b0/0x6b0 [ 946.544039] __x64_sys_mlockall+0x340/0x500 [ 946.548393] do_syscall_64+0xf9/0x620 [ 946.552220] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 946.557420] RIP: 0033:0x45c479 [ 946.560630] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 946.579675] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 946.587410] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 946.594705] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 946.601993] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 946.609298] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 946.616588] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 946.624614] Task in /syz0 killed as a result of limit of /syz0 [ 946.630937] memory: usage 307200kB, limit 307200kB, failcnt 5265 [ 946.637189] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 946.644269] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 946.650564] Memory cgroup stats for /syz0: cache:0KB rss:298076KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78948KB active_anon:4320KB inactive_file:8KB active_file:8KB unevictable:214868KB [ 946.672485] Memory cgroup out of memory: Kill process 11130 (syz-executor.0) score 1116 or sacrifice child [ 946.682682] Killed process 11136 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 946.695686] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 946.707524] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 946.713333] CPU: 0 PID: 11127 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 946.721226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 946.730601] Call Trace: [ 946.733218] dump_stack+0x188/0x20d [ 946.736888] dump_header+0x159/0xa5e [ 946.740682] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 946.745816] ? ___ratelimit+0x59/0x573 [ 946.749730] oom_kill_process.cold+0x10/0x6dc [ 946.754257] ? out_of_memory+0x26a/0x1250 [ 946.758541] out_of_memory+0x349/0x1250 [ 946.762544] ? oom_killer_disable+0x270/0x270 [ 946.767070] ? mem_cgroup_out_of_memory+0x97/0x240 [ 946.772026] mem_cgroup_out_of_memory+0x1c7/0x240 [ 946.776902] ? memcg_event_wake+0x210/0x210 [ 946.781248] ? do_raw_spin_unlock+0x171/0x260 [ 946.785886] try_charge+0xe22/0x1300 [ 946.789617] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 946.794476] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 946.799378] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 946.805468] mem_cgroup_try_charge+0x249/0x5c0 [ 946.810247] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 946.815220] wp_page_copy+0x3fe/0x1530 [ 946.819131] ? retint_kernel+0x2d/0x2d [ 946.823044] ? follow_pfn+0x260/0x260 [ 946.826872] do_wp_page+0x518/0xfa0 [ 946.830521] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 946.835218] ? __handle_mm_fault+0x1789/0x3b60 [ 946.839796] ? __handle_mm_fault+0x219a/0x3b60 [ 946.844400] ? do_wp_page+0x4/0xfa0 [ 946.848048] __handle_mm_fault+0x21a4/0x3b60 [ 946.852480] ? copy_page_range+0x1e70/0x1e70 [ 946.856901] ? count_memcg_event_mm+0x279/0x4c0 [ 946.861619] handle_mm_fault+0x1a5/0x670 [ 946.865704] __get_user_pages+0x599/0x1650 [ 946.869965] ? follow_page_mask+0x1a60/0x1a60 [ 946.874492] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 946.879095] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 946.883861] ? lock_acquire+0x170/0x400 [ 946.887855] populate_vma_page_range+0x1fd/0x290 [ 946.892641] __mm_populate+0x1e8/0x350 [ 946.896549] ? populate_vma_page_range+0x290/0x290 [ 946.901615] ? do_mlock+0x6b0/0x6b0 [ 946.905314] __x64_sys_mlockall+0x340/0x500 [ 946.909639] do_syscall_64+0xf9/0x620 [ 946.913435] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 946.918614] RIP: 0033:0x45c479 [ 946.921802] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 946.940705] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 946.948409] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 946.955670] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 946.962927] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 946.970184] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 946.977455] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 946.985106] Task in /syz1 killed as a result of limit of /syz1 [ 946.991162] memory: usage 307180kB, limit 307200kB, failcnt 10409 [ 946.997413] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 947.005446] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 947.012491] Memory cgroup stats for /syz1: cache:0KB rss:297560KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:134352KB active_anon:148KB inactive_file:8KB active_file:8KB unevictable:163072KB [ 947.034012] Memory cgroup out of memory: Kill process 11126 (syz-executor.1) score 1116 or sacrifice child [ 947.043967] Killed process 11128 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 947.280541] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 947.292319] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 947.297941] CPU: 0 PID: 11134 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 947.305841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 947.315313] Call Trace: [ 947.317921] dump_stack+0x188/0x20d [ 947.321570] dump_header+0x159/0xa5e [ 947.325311] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 947.330444] ? ___ratelimit+0x59/0x573 [ 947.334345] oom_kill_process.cold+0x10/0x6dc [ 947.338876] ? task_will_free_mem+0x134/0x6d0 [ 947.343403] out_of_memory+0x349/0x1250 [ 947.347408] ? oom_killer_disable+0x270/0x270 [ 947.351945] mem_cgroup_out_of_memory+0x1c7/0x240 [ 947.356816] ? memcg_event_wake+0x210/0x210 [ 947.361190] ? do_raw_spin_unlock+0x171/0x260 [ 947.365711] try_charge+0xe22/0x1300 [ 947.369460] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 947.374336] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 947.379228] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 947.385313] ? retint_kernel+0x2d/0x2d [ 947.389234] ? __lock_acquire+0x6ee/0x49c0 [ 947.393501] mem_cgroup_try_charge+0x249/0x5c0 [ 947.398121] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 947.403188] wp_page_copy+0x3fe/0x1530 [ 947.407117] ? follow_pfn+0x260/0x260 [ 947.410939] do_wp_page+0x518/0xfa0 [ 947.414593] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 947.419291] __handle_mm_fault+0x21a4/0x3b60 [ 947.423825] ? copy_page_range+0x1e70/0x1e70 [ 947.428269] ? count_memcg_event_mm+0x279/0x4c0 [ 947.432983] handle_mm_fault+0x1a5/0x670 [ 947.437086] __get_user_pages+0x599/0x1650 [ 947.441356] ? follow_page_mask+0x1a60/0x1a60 [ 947.445887] ? populate_vma_page_range+0x10e/0x290 [ 947.450855] populate_vma_page_range+0x1fd/0x290 [ 947.455649] __mm_populate+0x1e8/0x350 [ 947.459564] ? populate_vma_page_range+0x290/0x290 [ 947.464519] ? do_mlock+0x6b0/0x6b0 [ 947.468192] __x64_sys_mlockall+0x340/0x500 [ 947.472551] do_syscall_64+0xf9/0x620 [ 947.476393] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 947.481606] RIP: 0033:0x45c479 [ 947.484814] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 947.503729] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 947.511460] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 947.518757] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 947.526059] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 947.533360] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 947.540652] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 947.549748] Task in /syz2 killed as a result of limit of /syz2 [ 947.556214] memory: usage 307200kB, limit 307200kB, failcnt 5888 [ 947.562492] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 947.569581] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 947.575868] Memory cgroup stats for /syz2: cache:0KB rss:297440KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:88408KB active_anon:2220KB inactive_file:4KB active_file:8KB unevictable:206924KB [ 947.597825] Memory cgroup out of memory: Kill process 11133 (syz-executor.2) score 1117 or sacrifice child [ 947.607812] Killed process 11138 (syz-executor.2) total-vm:40148kB, anon-rss:18508kB, file-rss:0kB, shmem-rss:0kB [ 947.650382] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 947.661990] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 947.667632] CPU: 1 PID: 11145 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 947.675538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 947.684916] Call Trace: [ 947.687535] dump_stack+0x188/0x20d [ 947.691180] dump_header+0x159/0xa5e [ 947.694922] ? oom_kill_process+0x130/0x140 [ 947.699286] oom_kill_process.cold+0x10/0x6dc [ 947.703797] ? task_will_free_mem+0x134/0x6d0 [ 947.708303] out_of_memory+0x349/0x1250 [ 947.712316] ? oom_killer_disable+0x270/0x270 [ 947.716940] mem_cgroup_out_of_memory+0x1c7/0x240 [ 947.721817] ? memcg_event_wake+0x210/0x210 [ 947.726175] ? do_raw_spin_unlock+0x171/0x260 [ 947.730701] try_charge+0xe22/0x1300 [ 947.734465] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 947.739318] ? retint_kernel+0x2d/0x2d [ 947.743223] mem_cgroup_try_charge+0x249/0x5c0 [ 947.747838] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 947.752803] wp_page_copy+0x3fe/0x1530 [ 947.756721] ? follow_pfn+0x260/0x260 [ 947.760530] ? do_wp_page+0x29f/0xfa0 [ 947.764353] do_wp_page+0x518/0xfa0 [ 947.767994] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 947.772813] __handle_mm_fault+0x21a4/0x3b60 [ 947.777236] ? copy_page_range+0x1e70/0x1e70 [ 947.781927] ? count_memcg_event_mm+0x279/0x4c0 [ 947.786646] handle_mm_fault+0x1a5/0x670 [ 947.790743] __get_user_pages+0x599/0x1650 [ 947.795007] ? follow_page_mask+0x1a60/0x1a60 [ 947.799622] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 947.804397] ? retint_kernel+0x2d/0x2d [ 947.808321] populate_vma_page_range+0x1fd/0x290 [ 947.813106] __mm_populate+0x1e8/0x350 [ 947.817023] ? populate_vma_page_range+0x290/0x290 [ 947.821973] ? do_mlock+0x6b0/0x6b0 [ 947.825625] __x64_sys_mlockall+0x340/0x500 [ 947.829995] do_syscall_64+0xf9/0x620 [ 947.833812] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 947.839014] RIP: 0033:0x45c479 [ 947.842226] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 947.861253] RSP: 002b:00007f01656c3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 947.868986] RAX: ffffffffffffffda RBX: 00007f01656c46d4 RCX: 000000000045c479 [ 947.876281] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 947.883572] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 947.890855] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 947.898137] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 947.906007] Task in /syz1 killed as a result of limit of /syz1 [ 947.912549] memory: usage 307200kB, limit 307200kB, failcnt 10485 [ 947.918945] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 947.926396] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 947.932730] Memory cgroup stats for /syz1: cache:0KB rss:297528KB rss_huge:245760KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:134352KB active_anon:148KB inactive_file:8KB active_file:8KB unevictable:163088KB [ 947.954655] Memory cgroup out of memory: Kill process 11144 (syz-executor.1) score 1116 or sacrifice child [ 947.967349] Killed process 11147 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 947.982186] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 948.000285] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 948.005960] CPU: 1 PID: 11134 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 948.013942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 948.023419] Call Trace: [ 948.026036] dump_stack+0x188/0x20d [ 948.029693] dump_header+0x159/0xa5e [ 948.033434] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 948.038571] ? ___ratelimit+0x59/0x573 [ 948.042474] oom_kill_process.cold+0x10/0x6dc [ 948.046994] ? task_will_free_mem+0x134/0x6d0 [ 948.051530] out_of_memory+0x349/0x1250 [ 948.055529] ? oom_killer_disable+0x270/0x270 [ 948.060062] mem_cgroup_out_of_memory+0x1c7/0x240 [ 948.064961] ? memcg_event_wake+0x210/0x210 [ 948.069321] ? do_raw_spin_unlock+0x171/0x260 [ 948.073845] try_charge+0xe22/0x1300 [ 948.077592] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 948.082466] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 948.087336] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 948.093417] ? retint_kernel+0x2d/0x2d [ 948.097323] ? __lock_acquire+0x6ee/0x49c0 [ 948.101598] mem_cgroup_try_charge+0x249/0x5c0 [ 948.106211] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 948.111166] wp_page_copy+0x3fe/0x1530 [ 948.115084] ? follow_pfn+0x260/0x260 [ 948.118907] do_wp_page+0x518/0xfa0 [ 948.122700] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 948.127416] __handle_mm_fault+0x21a4/0x3b60 [ 948.131846] ? copy_page_range+0x1e70/0x1e70 [ 948.136272] ? count_memcg_event_mm+0x279/0x4c0 [ 948.140982] handle_mm_fault+0x1a5/0x670 [ 948.145185] __get_user_pages+0x599/0x1650 [ 948.149445] ? follow_page_mask+0x1a60/0x1a60 [ 948.153960] ? populate_vma_page_range+0x10e/0x290 [ 948.159040] populate_vma_page_range+0x1fd/0x290 [ 948.163831] __mm_populate+0x1e8/0x350 [ 948.167747] ? populate_vma_page_range+0x290/0x290 [ 948.172694] ? do_mlock+0x6b0/0x6b0 [ 948.176353] __x64_sys_mlockall+0x340/0x500 [ 948.180707] do_syscall_64+0xf9/0x620 [ 948.184544] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 948.189764] RIP: 0033:0x45c479 [ 948.193081] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 948.212008] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 948.219735] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 948.227025] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 948.234315] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 948.241627] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 948.248925] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 948.256314] Task in /syz2 killed as a result of limit of /syz2 [ 948.262616] memory: usage 304020kB, limit 307200kB, failcnt 5906 [ 948.269165] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 948.276199] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 948.282482] Memory cgroup stats for /syz2: cache:0KB rss:294480KB rss_huge:256000KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:87396KB active_anon:2220KB inactive_file:4KB active_file:8KB unevictable:204876KB [ 948.304691] Memory cgroup out of memory: Kill process 11133 (syz-executor.2) score 1117 or sacrifice child [ 948.314887] Killed process 11133 (syz-executor.2) total-vm:40148kB, anon-rss:18472kB, file-rss:20652kB, shmem-rss:0kB [ 948.327484] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 948.339132] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 948.345284] CPU: 0 PID: 11141 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 2020/03/03 17:55:06 executed programs: 631 [ 948.353200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 948.362581] Call Trace: [ 948.365190] dump_stack+0x188/0x20d [ 948.368842] dump_header+0x159/0xa5e [ 948.372582] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 948.377819] ? ___ratelimit+0x59/0x573 [ 948.381732] oom_kill_process.cold+0x10/0x6dc [ 948.386369] ? task_will_free_mem+0x134/0x6d0 [ 948.390899] out_of_memory+0x349/0x1250 [ 948.394908] ? oom_killer_disable+0x270/0x270 [ 948.399439] mem_cgroup_out_of_memory+0x1c7/0x240 [ 948.404308] ? memcg_event_wake+0x210/0x210 [ 948.408676] ? do_raw_spin_unlock+0x171/0x260 [ 948.413192] try_charge+0xe22/0x1300 [ 948.416934] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 948.421811] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 948.426691] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 948.432792] mem_cgroup_try_charge+0x249/0x5c0 [ 948.437403] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 948.442357] wp_page_copy+0x3fe/0x1530 [ 948.446272] ? retint_kernel+0x2d/0x2d [ 948.450192] ? follow_pfn+0x260/0x260 [ 948.454037] do_wp_page+0x518/0xfa0 [ 948.457695] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 948.462398] __handle_mm_fault+0x21a4/0x3b60 [ 948.466858] ? copy_page_range+0x1e70/0x1e70 [ 948.471288] ? count_memcg_event_mm+0x279/0x4c0 [ 948.475999] handle_mm_fault+0x1a5/0x670 [ 948.480089] __get_user_pages+0x599/0x1650 [ 948.484357] ? follow_page_mask+0x1a60/0x1a60 [ 948.488889] ? populate_vma_page_range+0x10e/0x290 [ 948.493846] populate_vma_page_range+0x1fd/0x290 [ 948.498637] __mm_populate+0x1e8/0x350 [ 948.502550] ? populate_vma_page_range+0x290/0x290 [ 948.507497] ? do_mlock+0x6b0/0x6b0 [ 948.511271] __x64_sys_mlockall+0x340/0x500 [ 948.515642] do_syscall_64+0xf9/0x620 [ 948.519543] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 948.524779] RIP: 0033:0x45c479 [ 948.527990] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 948.547033] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 948.554763] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 948.562051] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 948.569337] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 948.576655] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 948.583955] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 948.594061] Task in /syz4 killed as a result of limit of /syz4 [ 948.600469] memory: usage 307200kB, limit 307200kB, failcnt 4026 [ 948.606786] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 948.613919] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 948.620551] Memory cgroup stats for /syz4: cache:0KB rss:298304KB rss_huge:256000KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:81228KB active_anon:2180KB inactive_file:4KB active_file:0KB unevictable:215020KB [ 948.642750] Memory cgroup out of memory: Kill process 11140 (syz-executor.4) score 1116 or sacrifice child [ 948.653105] Killed process 11142 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 948.670162] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 948.681516] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 948.686974] CPU: 1 PID: 11151 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 948.694868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 948.704239] Call Trace: [ 948.706865] dump_stack+0x188/0x20d [ 948.710515] dump_header+0x159/0xa5e [ 948.714261] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 948.719391] ? ___ratelimit+0x59/0x573 [ 948.723300] oom_kill_process.cold+0x10/0x6dc [ 948.727835] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 948.732741] ? task_will_free_mem+0x134/0x6d0 [ 948.737267] out_of_memory+0x349/0x1250 [ 948.741273] ? oom_killer_disable+0x270/0x270 [ 948.745805] mem_cgroup_out_of_memory+0x1c7/0x240 [ 948.750677] ? memcg_event_wake+0x210/0x210 [ 948.755034] ? do_raw_spin_unlock+0x171/0x260 [ 948.759551] try_charge+0xe22/0x1300 [ 948.763295] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 948.768174] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 948.773049] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 948.779149] mem_cgroup_try_charge+0x249/0x5c0 [ 948.783769] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 948.788731] wp_page_copy+0x3fe/0x1530 [ 948.792663] ? follow_pfn+0x260/0x260 [ 948.796489] ? __lock_acquire+0x6ee/0x49c0 [ 948.800744] do_wp_page+0x518/0xfa0 [ 948.804389] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 948.809087] __handle_mm_fault+0x21a4/0x3b60 [ 948.813529] ? copy_page_range+0x1e70/0x1e70 [ 948.817976] ? count_memcg_event_mm+0x279/0x4c0 [ 948.822692] handle_mm_fault+0x1a5/0x670 [ 948.826778] __get_user_pages+0x599/0x1650 [ 948.831058] ? follow_page_mask+0x1a60/0x1a60 [ 948.835674] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 948.840460] ? retint_kernel+0x2d/0x2d [ 948.844399] populate_vma_page_range+0x1fd/0x290 [ 948.849196] __mm_populate+0x1e8/0x350 [ 948.853141] ? populate_vma_page_range+0x290/0x290 [ 948.858092] ? do_mlock+0x6b0/0x6b0 [ 948.861766] __x64_sys_mlockall+0x340/0x500 [ 948.866122] do_syscall_64+0xf9/0x620 [ 948.869956] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 948.875168] RIP: 0033:0x45c479 [ 948.878385] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 948.897396] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 948.905119] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 948.912432] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 948.919727] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 948.927035] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 948.934324] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 948.949204] Task in /syz2 killed as a result of limit of /syz2 [ 948.955443] memory: usage 307200kB, limit 307200kB, failcnt 5929 [ 948.961733] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 948.968698] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 948.974976] Memory cgroup stats for /syz2: cache:0KB rss:297480KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:88700KB active_anon:2220KB inactive_file:4KB active_file:8KB unevictable:206668KB [ 948.996855] Memory cgroup out of memory: Kill process 11150 (syz-executor.2) score 1116 or sacrifice child [ 949.007103] Killed process 11152 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 949.021258] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 949.083774] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 949.089339] CPU: 1 PID: 11154 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 949.097240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 949.106610] Call Trace: [ 949.109222] dump_stack+0x188/0x20d [ 949.112873] dump_header+0x159/0xa5e [ 949.116609] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 949.121731] ? ___ratelimit+0x59/0x573 [ 949.125649] oom_kill_process.cold+0x10/0x6dc [ 949.130174] ? task_will_free_mem+0x134/0x6d0 [ 949.134704] out_of_memory+0x349/0x1250 [ 949.138729] ? oom_killer_disable+0x270/0x270 [ 949.143261] mem_cgroup_out_of_memory+0x1c7/0x240 [ 949.148127] ? memcg_event_wake+0x210/0x210 [ 949.152463] ? do_raw_spin_unlock+0x171/0x260 [ 949.156986] try_charge+0xe22/0x1300 [ 949.160743] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 949.165693] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 949.170559] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 949.176621] ? lock_downgrade+0x740/0x740 [ 949.180777] mem_cgroup_try_charge+0x249/0x5c0 [ 949.185365] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 949.190414] do_huge_pmd_wp_page+0x921/0x32f0 [ 949.194931] ? __split_huge_pmd+0x29c0/0x29c0 [ 949.199449] ? pmd_val+0x7c/0xf0 [ 949.202850] ? add_mm_counter_fast.part.0+0x40/0x40 [ 949.207898] __handle_mm_fault+0x1561/0x3b60 [ 949.212339] ? copy_page_range+0x1e70/0x1e70 [ 949.216770] ? count_memcg_event_mm+0x279/0x4c0 [ 949.221473] handle_mm_fault+0x1a5/0x670 [ 949.225549] __do_page_fault+0x5ed/0xdd0 [ 949.229627] ? trace_hardirqs_off_caller+0x55/0x210 [ 949.234647] ? vmalloc_fault+0x730/0x730 [ 949.238714] ? page_fault+0x8/0x30 [ 949.242274] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 949.247125] ? page_fault+0x8/0x30 [ 949.250674] page_fault+0x1e/0x30 [ 949.254138] RIP: 0033:0x4006c4 [ 949.257366] Code: 01 e9 c9 00 00 00 48 8b 44 24 10 48 0b 44 24 28 be 08 00 00 00 48 8b 14 24 75 17 48 8b 7c 24 20 e8 51 55 00 00 48 8b 4c 24 08 <48> 89 01 e9 9d 00 00 00 48 8b 44 24 08 48 8b 38 e8 37 55 00 00 8a [ 949.276288] RSP: 002b:00007ffc00de4b80 EFLAGS: 00010206 [ 949.281662] RAX: 0000000000000000 RBX: 000000000076c920 RCX: 0000000020000200 [ 949.288955] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000000 [ 949.296226] RBP: 00000000007706d0 R08: 0000000000000000 R09: 0000000000000000 [ 949.303494] R10: 00007ffc00de4c90 R11: 0000000000000246 R12: 000000000076bf20 [ 949.310774] R13: 00000000007706d8 R14: 00000000000e7acc R15: 000000000076bf2c [ 949.391711] Task in /syz5 killed as a result of limit of /syz5 [ 949.398793] memory: usage 307200kB, limit 307200kB, failcnt 7629 [ 949.520757] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 949.614235] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 949.626530] Memory cgroup stats for /syz5: cache:0KB rss:296628KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:56996KB active_anon:4308KB inactive_file:8KB active_file:4KB unevictable:235340KB [ 949.652989] Memory cgroup out of memory: Kill process 11154 (syz-executor.5) score 1115 or sacrifice child [ 949.663564] Killed process 11156 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 949.677249] syz-executor.0 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 949.689604] syz-executor.0 cpuset=syz0 mems_allowed=0-1 [ 949.695199] CPU: 0 PID: 11159 Comm: syz-executor.0 Not tainted 4.19.107-syzkaller #0 [ 949.703087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 949.712446] Call Trace: [ 949.715049] dump_stack+0x188/0x20d [ 949.718789] dump_header+0x159/0xa5e [ 949.722529] ? ___ratelimit+0x59/0x573 [ 949.726447] ? ___ratelimit+0x2/0x573 [ 949.730279] oom_kill_process.cold+0x10/0x6dc [ 949.734796] ? task_will_free_mem+0x134/0x6d0 [ 949.739302] out_of_memory+0x349/0x1250 [ 949.743317] ? oom_killer_disable+0x270/0x270 [ 949.747850] mem_cgroup_out_of_memory+0x1c7/0x240 [ 949.752704] ? memcg_event_wake+0x210/0x210 [ 949.757039] ? do_raw_spin_unlock+0x171/0x260 [ 949.761538] try_charge+0xe22/0x1300 [ 949.765282] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 949.770248] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 949.775139] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 949.781233] ? __lock_acquire+0x6ee/0x49c0 [ 949.785494] mem_cgroup_try_charge+0x249/0x5c0 [ 949.790134] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 949.795085] wp_page_copy+0x3fe/0x1530 [ 949.798991] ? follow_pfn+0x260/0x260 [ 949.802802] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 949.807570] do_wp_page+0x518/0xfa0 [ 949.811226] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 949.815909] ? preempt_count_add+0xa7/0x190 [ 949.820245] __handle_mm_fault+0x21a4/0x3b60 [ 949.824662] ? copy_page_range+0x1e70/0x1e70 [ 949.829077] ? count_memcg_event_mm+0x279/0x4c0 [ 949.833773] handle_mm_fault+0x1a5/0x670 [ 949.837855] __get_user_pages+0x599/0x1650 [ 949.842108] ? follow_page_mask+0x1a60/0x1a60 [ 949.846623] populate_vma_page_range+0x1fd/0x290 [ 949.851395] __mm_populate+0x1e8/0x350 [ 949.855294] ? populate_vma_page_range+0x290/0x290 [ 949.860245] ? do_mlock+0x6b0/0x6b0 [ 949.863891] __x64_sys_mlockall+0x340/0x500 [ 949.868238] do_syscall_64+0xf9/0x620 [ 949.872063] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 949.877268] RIP: 0033:0x45c479 [ 949.880477] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 949.899403] RSP: 002b:00007f3e3a0e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 949.907124] RAX: ffffffffffffffda RBX: 00007f3e3a0e86d4 RCX: 000000000045c479 [ 949.914406] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 949.921688] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 949.928990] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 949.936269] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 949.943719] Task in /syz0 killed as a result of limit of /syz0 [ 949.949973] memory: usage 307200kB, limit 307200kB, failcnt 5296 [ 949.956243] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 949.963144] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 949.969428] Memory cgroup stats for /syz0: cache:0KB rss:298052KB rss_huge:262144KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:78948KB active_anon:4320KB inactive_file:8KB active_file:4KB unevictable:214868KB [ 949.991500] Memory cgroup out of memory: Kill process 11148 (syz-executor.0) score 1116 or sacrifice child [ 950.001656] Killed process 11160 (syz-executor.0) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 950.013779] Memory cgroup out of memory: Kill process 11168 (syz-executor.1) score 1116 or sacrifice child [ 950.023848] Killed process 11170 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 950.050505] Memory cgroup out of memory: Kill process 11158 (syz-executor.3) score 1116 or sacrifice child [ 950.060745] Killed process 11163 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 950.076179] Memory cgroup out of memory: Kill process 11164 (syz-executor.4) score 1116 or sacrifice child [ 950.086620] Killed process 11166 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 950.200898] Memory cgroup out of memory: Kill process 11148 (syz-executor.0) score 1116 or sacrifice child [ 950.211333] Killed process 11148 (syz-executor.0) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 950.290292] oom_reaper: reaped process 11148 (syz-executor.0), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 950.304621] Memory cgroup out of memory: Kill process 11154 (syz-executor.5) score 1115 or sacrifice child [ 950.314724] Killed process 11154 (syz-executor.5) total-vm:39884kB, anon-rss:18012kB, file-rss:20644kB, shmem-rss:0kB [ 950.326514] oom_reaper: reaped process 11154 (syz-executor.5), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 950.734370] oom_kill_process: 5 callbacks suppressed [ 950.734423] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 950.751303] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 950.757016] CPU: 1 PID: 11174 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 950.764905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 950.774288] Call Trace: [ 950.776893] dump_stack+0x188/0x20d [ 950.780536] dump_header+0x159/0xa5e [ 950.784361] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 950.789497] ? ___ratelimit+0x59/0x573 [ 950.793398] oom_kill_process.cold+0x10/0x6dc [ 950.797920] ? task_will_free_mem+0x134/0x6d0 [ 950.802447] out_of_memory+0x349/0x1250 [ 950.806462] ? oom_killer_disable+0x270/0x270 [ 950.810980] mem_cgroup_out_of_memory+0x1c7/0x240 [ 950.815832] ? memcg_event_wake+0x210/0x210 [ 950.820178] ? do_raw_spin_unlock+0x171/0x260 [ 950.824682] try_charge+0xe22/0x1300 [ 950.828417] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 950.833279] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 950.838159] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 950.844260] mem_cgroup_try_charge+0x249/0x5c0 [ 950.848864] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 950.853808] wp_page_copy+0x3fe/0x1530 [ 950.857723] ? follow_pfn+0x260/0x260 [ 950.861542] ? __lock_acquire+0x6ee/0x49c0 [ 950.865801] do_wp_page+0x518/0xfa0 [ 950.869454] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 950.874151] __handle_mm_fault+0x21a4/0x3b60 [ 950.878564] ? copy_page_range+0x1e70/0x1e70 [ 950.882988] ? count_memcg_event_mm+0x279/0x4c0 [ 950.887682] handle_mm_fault+0x1a5/0x670 [ 950.891756] __get_user_pages+0x599/0x1650 [ 950.896007] ? follow_page_mask+0x1a60/0x1a60 [ 950.900614] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 950.905406] ? retint_kernel+0x2d/0x2d [ 950.909304] populate_vma_page_range+0x1fd/0x290 [ 950.914155] __mm_populate+0x1e8/0x350 [ 950.918049] ? populate_vma_page_range+0x290/0x290 [ 950.922982] ? do_mlock+0x6b0/0x6b0 [ 950.926619] __x64_sys_mlockall+0x340/0x500 [ 950.930957] do_syscall_64+0xf9/0x620 [ 950.934764] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 950.939956] RIP: 0033:0x45c479 [ 950.943157] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 950.962060] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 950.969772] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 950.977043] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 950.984312] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 950.991591] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 950.998861] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 951.007060] Task in /syz2 killed as a result of limit of /syz2 [ 951.013264] memory: usage 307200kB, limit 307200kB, failcnt 5962 [ 951.019625] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 951.026517] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 951.032900] Memory cgroup stats for /syz2: cache:0KB rss:297492KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:88688KB active_anon:2224KB inactive_file:8KB active_file:4KB unevictable:206668KB [ 951.054842] Memory cgroup out of memory: Kill process 11173 (syz-executor.2) score 1116 or sacrifice child [ 951.065694] Killed process 11177 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 951.078668] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 951.090382] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 951.095990] CPU: 0 PID: 11176 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 951.104138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 951.113503] Call Trace: [ 951.116104] dump_stack+0x188/0x20d [ 951.119752] dump_header+0x159/0xa5e [ 951.123479] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 951.128587] ? ___ratelimit+0x59/0x573 [ 951.132601] oom_kill_process.cold+0x10/0x6dc [ 951.137119] ? task_will_free_mem+0x134/0x6d0 [ 951.141635] out_of_memory+0x349/0x1250 [ 951.145605] ? oom_killer_disable+0x270/0x270 [ 951.150096] mem_cgroup_out_of_memory+0x1c7/0x240 [ 951.155016] ? memcg_event_wake+0x210/0x210 [ 951.159332] ? do_raw_spin_unlock+0x171/0x260 [ 951.163851] try_charge+0xe22/0x1300 [ 951.167578] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 951.172447] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 951.177295] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 951.183353] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 951.188106] mem_cgroup_try_charge+0x249/0x5c0 [ 951.192686] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 951.197611] wp_page_copy+0x3fe/0x1530 [ 951.201493] ? follow_pfn+0x260/0x260 [ 951.205285] ? __raw_callee_save___pv_queued_spin_unlock_slowpath+0x20/0x20 [ 951.212386] do_wp_page+0x518/0xfa0 [ 951.216007] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 951.220759] __handle_mm_fault+0x21a4/0x3b60 [ 951.225162] ? copy_page_range+0x1e70/0x1e70 [ 951.229560] ? count_memcg_event_mm+0x279/0x4c0 [ 951.234244] handle_mm_fault+0x1a5/0x670 [ 951.238299] __get_user_pages+0x599/0x1650 [ 951.242531] ? follow_page_mask+0x1a60/0x1a60 [ 951.247020] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 951.251777] ? retint_kernel+0x2d/0x2d [ 951.255671] populate_vma_page_range+0x1fd/0x290 [ 951.260472] __mm_populate+0x1e8/0x350 [ 951.264375] ? populate_vma_page_range+0x290/0x290 [ 951.269326] ? do_mlock+0x6b0/0x6b0 [ 951.272980] __x64_sys_mlockall+0x340/0x500 [ 951.277314] do_syscall_64+0xf9/0x620 [ 951.281112] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 951.286290] RIP: 0033:0x45c479 [ 951.289475] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 951.308900] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 951.316600] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 951.323860] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 951.331215] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 951.338490] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 951.345772] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 951.353941] Task in /syz3 killed as a result of limit of /syz3 [ 951.360497] memory: usage 307196kB, limit 307200kB, failcnt 5936 [ 951.366796] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 951.373973] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 951.380462] Memory cgroup stats for /syz3: cache:0KB rss:298196KB rss_huge:266240KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:66480KB active_anon:76KB inactive_file:4KB active_file:0KB unevictable:231704KB [ 951.403118] Memory cgroup out of memory: Kill process 11175 (syz-executor.3) score 1116 or sacrifice child [ 951.413503] Killed process 11178 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 951.430387] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 951.441842] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 951.447504] CPU: 1 PID: 11174 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 951.455415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 951.464784] Call Trace: [ 951.467411] dump_stack+0x188/0x20d [ 951.471052] dump_header+0x159/0xa5e [ 951.474788] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 951.479918] ? ___ratelimit+0x59/0x573 [ 951.483866] oom_kill_process.cold+0x10/0x6dc [ 951.488390] ? task_will_free_mem+0x134/0x6d0 [ 951.492903] out_of_memory+0x349/0x1250 [ 951.496888] ? oom_killer_disable+0x270/0x270 [ 951.501422] mem_cgroup_out_of_memory+0x1c7/0x240 [ 951.506386] ? memcg_event_wake+0x210/0x210 [ 951.510738] ? do_raw_spin_unlock+0x171/0x260 [ 951.515247] try_charge+0xe22/0x1300 [ 951.519100] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 951.524088] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 951.528959] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 951.535054] mem_cgroup_try_charge+0x249/0x5c0 [ 951.539694] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 951.544662] wp_page_copy+0x3fe/0x1530 [ 951.548602] ? follow_pfn+0x260/0x260 [ 951.552439] ? __lock_acquire+0x6ee/0x49c0 [ 951.556707] do_wp_page+0x518/0xfa0 [ 951.560361] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 951.565057] __handle_mm_fault+0x21a4/0x3b60 [ 951.569498] ? copy_page_range+0x1e70/0x1e70 [ 951.573934] ? count_memcg_event_mm+0x279/0x4c0 [ 951.578647] handle_mm_fault+0x1a5/0x670 [ 951.582729] __get_user_pages+0x599/0x1650 [ 951.586967] ? follow_page_mask+0x1a60/0x1a60 [ 951.591455] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 951.596240] ? retint_kernel+0x2d/0x2d [ 951.600137] populate_vma_page_range+0x1fd/0x290 [ 951.604929] __mm_populate+0x1e8/0x350 [ 951.608854] ? populate_vma_page_range+0x290/0x290 [ 951.613826] ? do_mlock+0x6b0/0x6b0 [ 951.617466] __x64_sys_mlockall+0x340/0x500 [ 951.621808] do_syscall_64+0xf9/0x620 [ 951.625615] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 951.630796] RIP: 0033:0x45c479 [ 951.633977] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 951.652886] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 951.660592] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 951.667899] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 951.675184] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 951.682455] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 951.689718] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 951.699149] Task in /syz2 killed as a result of limit of /syz2 [ 951.705632] memory: usage 303720kB, limit 307200kB, failcnt 5968 [ 951.712022] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 951.718877] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 951.726569] Memory cgroup stats for /syz2: cache:0KB rss:294236KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:87396KB active_anon:2220KB inactive_file:4KB active_file:8KB unevictable:204620KB [ 951.748709] Memory cgroup out of memory: Kill process 11173 (syz-executor.2) score 1116 or sacrifice child [ 951.758970] Killed process 11173 (syz-executor.2) total-vm:39884kB, anon-rss:18236kB, file-rss:20652kB, shmem-rss:0kB [ 951.771629] oom_reaper: reaped process 11173 (syz-executor.2), now anon-rss:18236kB, file-rss:20644kB, shmem-rss:0kB [ 952.037386] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 952.049010] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 952.054837] CPU: 0 PID: 11183 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 952.062726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 952.072275] Call Trace: [ 952.074879] dump_stack+0x188/0x20d [ 952.078518] dump_header+0x159/0xa5e [ 952.082242] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 952.087354] ? ___ratelimit+0x59/0x573 [ 952.091275] oom_kill_process.cold+0x10/0x6dc [ 952.095783] ? task_will_free_mem+0x134/0x6d0 [ 952.100292] out_of_memory+0x349/0x1250 [ 952.104292] ? oom_killer_disable+0x270/0x270 [ 952.108823] mem_cgroup_out_of_memory+0x1c7/0x240 [ 952.113816] ? memcg_event_wake+0x210/0x210 [ 952.118179] ? do_raw_spin_unlock+0x171/0x260 [ 952.122712] try_charge+0xe22/0x1300 [ 952.126456] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 952.131344] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 952.136217] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 952.142315] ? lock_downgrade+0x740/0x740 [ 952.146483] mem_cgroup_try_charge+0x249/0x5c0 [ 952.151113] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 952.156081] do_huge_pmd_wp_page+0x921/0x32f0 [ 952.160722] ? mark_held_locks+0xa6/0xf0 [ 952.164806] ? __split_huge_pmd+0x29c0/0x29c0 [ 952.169332] ? pmd_val+0x7c/0xf0 [ 952.172726] ? add_mm_counter_fast.part.0+0x40/0x40 [ 952.177764] ? mark_held_locks+0xa6/0xf0 [ 952.181842] __handle_mm_fault+0x1561/0x3b60 [ 952.186409] ? copy_page_range+0x1e70/0x1e70 [ 952.190848] ? count_memcg_event_mm+0x279/0x4c0 [ 952.195558] handle_mm_fault+0x1a5/0x670 [ 952.199649] __get_user_pages+0x599/0x1650 [ 952.203925] ? follow_page_mask+0x1a60/0x1a60 [ 952.208452] ? retint_kernel+0x2d/0x2d [ 952.212497] populate_vma_page_range+0x1fd/0x290 [ 952.217284] __mm_populate+0x1e8/0x350 [ 952.221181] ? populate_vma_page_range+0x290/0x290 [ 952.226188] ? __x64_sys_mlockall+0x2ca/0x500 [ 952.230723] __x64_sys_mlockall+0x340/0x500 [ 952.235168] do_syscall_64+0xf9/0x620 [ 952.239006] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 952.244217] RIP: 0033:0x45c479 [ 952.247431] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 952.266346] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 952.274159] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 952.281450] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 952.288839] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 952.296127] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 952.303430] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 952.316867] Task in /syz4 killed as a result of limit of /syz4 [ 952.323316] memory: usage 307200kB, limit 307200kB, failcnt 4080 [ 952.329764] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 952.336665] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 952.343065] Memory cgroup stats for /syz4: cache:0KB rss:298264KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:77132KB active_anon:2180KB inactive_file:4KB active_file:0KB unevictable:218956KB [ 952.365109] Memory cgroup out of memory: Kill process 11182 (syz-executor.4) score 1116 or sacrifice child [ 952.375711] Killed process 11189 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 952.388415] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 952.400200] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 952.405827] CPU: 0 PID: 11193 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 952.413724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 952.423088] Call Trace: [ 952.425703] dump_stack+0x188/0x20d [ 952.429387] dump_header+0x159/0xa5e [ 952.433142] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 952.438272] ? ___ratelimit+0x59/0x573 [ 952.442191] ? _raw_spin_unlock+0x30/0x40 [ 952.446429] oom_kill_process.cold+0x10/0x6dc [ 952.450975] ? task_will_free_mem+0x134/0x6d0 [ 952.455507] out_of_memory+0x349/0x1250 [ 952.459525] ? oom_killer_disable+0x270/0x270 [ 952.464172] mem_cgroup_out_of_memory+0x1c7/0x240 [ 952.469045] ? memcg_event_wake+0x210/0x210 [ 952.473401] ? do_raw_spin_unlock+0x171/0x260 [ 952.477919] try_charge+0xe22/0x1300 [ 952.481665] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 952.486544] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 952.491424] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 952.497528] mem_cgroup_try_charge+0x249/0x5c0 [ 952.502145] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 952.507097] wp_page_copy+0x3fe/0x1530 [ 952.511027] ? follow_pfn+0x260/0x260 [ 952.514848] ? __lock_acquire+0x6ee/0x49c0 [ 952.519230] do_wp_page+0x518/0xfa0 [ 952.522877] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 952.527575] __handle_mm_fault+0x21a4/0x3b60 [ 952.532024] ? copy_page_range+0x1e70/0x1e70 [ 952.536462] ? count_memcg_event_mm+0x279/0x4c0 [ 952.541179] handle_mm_fault+0x1a5/0x670 [ 952.545254] ? __get_user_pages+0x518/0x1650 [ 952.549684] __get_user_pages+0x599/0x1650 [ 952.553951] ? follow_page_mask+0x1a60/0x1a60 [ 952.558485] populate_vma_page_range+0x1fd/0x290 [ 952.563268] __mm_populate+0x1e8/0x350 [ 952.567193] ? populate_vma_page_range+0x290/0x290 [ 952.572146] ? do_mlock+0x6b0/0x6b0 [ 952.575809] __x64_sys_mlockall+0x340/0x500 [ 952.580154] do_syscall_64+0xf9/0x620 [ 952.583969] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 952.589175] RIP: 0033:0x45c479 [ 952.592378] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 952.612205] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 952.619948] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 952.627234] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 952.634541] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 952.641834] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 952.649124] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 952.659187] Task in /syz5 killed as a result of limit of /syz5 [ 952.665523] memory: usage 307200kB, limit 307200kB, failcnt 7713 [ 952.672123] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 952.679200] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 952.685577] Memory cgroup stats for /syz5: cache:0KB rss:298424KB rss_huge:249856KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:58820KB active_anon:4308KB inactive_file:4KB active_file:0KB unevictable:235340KB [ 952.707411] Memory cgroup out of memory: Kill process 11185 (syz-executor.5) score 1116 or sacrifice child [ 952.717364] Killed process 11195 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 952.734848] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 952.746316] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 952.752060] CPU: 1 PID: 11183 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 952.760058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 952.769442] Call Trace: [ 952.772051] dump_stack+0x188/0x20d [ 952.775705] dump_header+0x159/0xa5e [ 952.779455] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 952.784600] ? ___ratelimit+0x59/0x573 [ 952.788516] oom_kill_process.cold+0x10/0x6dc [ 952.793067] ? task_will_free_mem+0x134/0x6d0 [ 952.797608] out_of_memory+0x349/0x1250 [ 952.801607] ? oom_killer_disable+0x270/0x270 [ 952.806122] mem_cgroup_out_of_memory+0x1c7/0x240 [ 952.810997] ? memcg_event_wake+0x210/0x210 [ 952.815342] ? do_raw_spin_unlock+0x171/0x260 [ 952.819879] try_charge+0xe22/0x1300 [ 952.823614] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 952.828620] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 952.833516] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 952.839603] ? lock_downgrade+0x740/0x740 [ 952.843770] mem_cgroup_try_charge+0x249/0x5c0 [ 952.848364] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 952.853306] do_huge_pmd_wp_page+0x921/0x32f0 [ 952.857844] ? mark_held_locks+0xa6/0xf0 [ 952.861930] ? __split_huge_pmd+0x29c0/0x29c0 [ 952.866459] ? pmd_val+0x7c/0xf0 [ 952.869843] ? add_mm_counter_fast.part.0+0x40/0x40 [ 952.874884] ? mark_held_locks+0xa6/0xf0 [ 952.878966] __handle_mm_fault+0x1561/0x3b60 [ 952.883401] ? copy_page_range+0x1e70/0x1e70 [ 952.887825] ? count_memcg_event_mm+0x279/0x4c0 [ 952.892532] handle_mm_fault+0x1a5/0x670 [ 952.896602] __get_user_pages+0x599/0x1650 [ 952.900854] ? follow_page_mask+0x1a60/0x1a60 [ 952.905377] ? retint_kernel+0x2d/0x2d [ 952.909288] populate_vma_page_range+0x1fd/0x290 [ 952.914056] __mm_populate+0x1e8/0x350 [ 952.917938] ? populate_vma_page_range+0x290/0x290 [ 952.922897] ? __x64_sys_mlockall+0x2ca/0x500 [ 952.927396] __x64_sys_mlockall+0x340/0x500 [ 952.931729] do_syscall_64+0xf9/0x620 [ 952.935543] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 952.940736] RIP: 0033:0x45c479 [ 952.943926] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 952.962828] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 952.970539] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 952.977819] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 952.985084] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 952.992351] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 952.999619] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 953.007689] Task in /syz4 killed as a result of limit of /syz4 [ 953.013956] memory: usage 303420kB, limit 307200kB, failcnt 4086 [ 953.020259] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 953.027029] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 953.033704] Memory cgroup stats for /syz4: cache:0KB rss:294608KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:75512KB active_anon:2180KB inactive_file:4KB active_file:0KB unevictable:216908KB [ 953.055126] Memory cgroup out of memory: Kill process 11182 (syz-executor.4) score 1116 or sacrifice child [ 953.065126] Killed process 11183 (syz-executor.4) total-vm:39884kB, anon-rss:18252kB, file-rss:21616kB, shmem-rss:0kB [ 953.139250] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 953.411425] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 953.421919] CPU: 0 PID: 11196 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 953.429843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 953.439199] Call Trace: [ 953.441801] dump_stack+0x188/0x20d [ 953.445439] dump_header+0x159/0xa5e [ 953.449155] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 953.454269] ? ___ratelimit+0x59/0x573 [ 953.458168] oom_kill_process.cold+0x10/0x6dc [ 953.462670] ? task_will_free_mem+0x134/0x6d0 [ 953.467173] out_of_memory+0x349/0x1250 [ 953.471159] ? oom_killer_disable+0x270/0x270 [ 953.475659] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 953.480243] mem_cgroup_out_of_memory+0x1c7/0x240 [ 953.485071] ? memcg_event_wake+0x210/0x210 [ 953.489394] try_charge+0xe22/0x1300 [ 953.493101] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 953.497931] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 953.502764] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 953.508856] ? __lock_acquire+0x6ee/0x49c0 [ 953.513091] mem_cgroup_try_charge+0x249/0x5c0 [ 953.517684] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 953.522624] wp_page_copy+0x3fe/0x1530 [ 953.526522] ? follow_pfn+0x260/0x260 [ 953.530336] ? __lock_acquire+0x6ee/0x49c0 [ 953.534585] do_wp_page+0x518/0xfa0 [ 953.538224] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 953.542905] __handle_mm_fault+0x21a4/0x3b60 [ 953.547319] ? copy_page_range+0x1e70/0x1e70 [ 953.551730] ? count_memcg_event_mm+0x279/0x4c0 [ 953.556422] handle_mm_fault+0x1a5/0x670 [ 953.560497] __get_user_pages+0x599/0x1650 [ 953.564747] ? follow_page_mask+0x1a60/0x1a60 [ 953.569260] ? populate_vma_page_range+0x13a/0x290 [ 953.574199] populate_vma_page_range+0x1fd/0x290 [ 953.578964] __mm_populate+0x1e8/0x350 [ 953.582863] ? populate_vma_page_range+0x290/0x290 [ 953.587792] ? do_mlock+0x6b0/0x6b0 [ 953.591428] __x64_sys_mlockall+0x340/0x500 [ 953.595763] do_syscall_64+0xf9/0x620 [ 953.599573] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 953.604764] RIP: 0033:0x45c479 [ 953.607959] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 953.626855] RSP: 002b:00007f01656a2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 953.634554] RAX: ffffffffffffffda RBX: 00007f01656a36d4 RCX: 000000000045c479 [ 953.641814] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 953.649073] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 2020/03/03 17:55:11 executed programs: 644 [ 953.656328] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 953.663581] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bfcc [ 953.674599] Task in /syz1 killed as a result of limit of /syz1 [ 953.688147] memory: usage 307200kB, limit 307200kB, failcnt 10533 [ 953.694900] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 953.799517] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 953.815826] Memory cgroup stats for /syz1: cache:0KB rss:297356KB rss_huge:239616KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:134352KB active_anon:148KB inactive_file:8KB active_file:8KB unevictable:163044KB [ 953.949964] Memory cgroup out of memory: Kill process 11186 (syz-executor.1) score 1119 or sacrifice child [ 953.972926] Killed process 11194 (syz-executor.1) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 953.987192] syz-executor.1 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 954.009527] syz-executor.1 cpuset=syz1 mems_allowed=0-1 [ 954.015154] CPU: 0 PID: 11186 Comm: syz-executor.1 Not tainted 4.19.107-syzkaller #0 [ 954.023054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 954.032414] Call Trace: [ 954.035013] dump_stack+0x188/0x20d [ 954.038648] dump_header+0x159/0xa5e [ 954.042370] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 954.047560] ? ___ratelimit+0x59/0x573 [ 954.051452] oom_kill_process.cold+0x10/0x6dc [ 954.055964] ? task_will_free_mem+0x134/0x6d0 [ 954.060478] out_of_memory+0x349/0x1250 [ 954.064559] ? oom_killer_disable+0x270/0x270 [ 954.069079] mem_cgroup_out_of_memory+0x1c7/0x240 [ 954.073929] ? memcg_event_wake+0x210/0x210 [ 954.078265] ? do_raw_spin_unlock+0x171/0x260 [ 954.082764] try_charge+0xbdf/0x1300 [ 954.086494] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 954.091344] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 954.096200] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 954.102269] ? __lock_acquire+0x6ee/0x49c0 [ 954.106512] mem_cgroup_try_charge+0x249/0x5c0 [ 954.111108] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 954.116051] wp_page_copy+0x3fe/0x1530 [ 954.119958] ? follow_pfn+0x260/0x260 [ 954.123767] ? __lock_acquire+0x6ee/0x49c0 [ 954.128004] ? lock_downgrade+0x740/0x740 [ 954.132180] do_wp_page+0x518/0xfa0 [ 954.135810] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 954.140489] __handle_mm_fault+0x21a4/0x3b60 [ 954.144900] ? copy_page_range+0x1e70/0x1e70 [ 954.149315] ? count_memcg_event_mm+0x279/0x4c0 [ 954.154011] handle_mm_fault+0x1a5/0x670 [ 954.158077] __do_page_fault+0x5ed/0xdd0 [ 954.162231] ? trace_hardirqs_off_caller+0x55/0x210 [ 954.167258] ? vmalloc_fault+0x730/0x730 [ 954.171327] ? page_fault+0x8/0x30 [ 954.174875] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 954.179726] ? page_fault+0x8/0x30 [ 954.183269] page_fault+0x1e/0x30 [ 954.186724] RIP: 0033:0x410900 [ 954.189918] Code: e8 45 63 00 00 8b 10 48 8d b4 24 80 00 00 00 bf 30 0f 4d 00 31 c0 e8 af 15 ff ff e9 62 fd ff ff bb 03 00 00 00 89 df 83 c3 01 db 56 00 00 83 fb 1e 75 f1 e9 85 fd ff ff 89 d8 bf 60 0d 4d 00 [ 954.208819] RSP: 002b:00007ffd487c4010 EFLAGS: 00010202 [ 954.214180] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000000064 [ 954.221440] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 954.228699] RBP: 0000000000000000 R08: 00ffffffffffffff R09: 00ffffffffffffff [ 954.236044] R10: 00007ffd487c3f30 R11: 0000000000000000 R12: 0000000000000000 [ 954.243313] R13: 00007ffd487c4040 R14: 0000000000000000 R15: 00007ffd487c4050 [ 954.276980] Task in /syz1 killed as a result of limit of /syz1 [ 954.287221] memory: usage 303420kB, limit 307200kB, failcnt 10533 [ 954.299017] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 954.306057] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 954.317590] Memory cgroup stats for /syz1: cache:0KB rss:293828KB rss_huge:237568KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:130684KB active_anon:2196KB inactive_file:8KB active_file:8KB unevictable:161000KB [ 954.345105] Memory cgroup out of memory: Kill process 11186 (syz-executor.1) score 1119 or sacrifice child [ 954.367406] Killed process 11186 (syz-executor.1) total-vm:40016kB, anon-rss:18268kB, file-rss:21608kB, shmem-rss:0kB [ 954.415061] syz-executor.2 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 954.426329] syz-executor.2 cpuset=syz2 mems_allowed=0-1 [ 954.431776] CPU: 0 PID: 11218 Comm: syz-executor.2 Not tainted 4.19.107-syzkaller #0 [ 954.439659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 954.449012] Call Trace: [ 954.451612] dump_stack+0x188/0x20d [ 954.455256] dump_header+0x159/0xa5e [ 954.458989] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 954.464104] ? ___ratelimit+0x59/0x573 [ 954.468003] oom_kill_process.cold+0x10/0x6dc [ 954.472509] ? task_will_free_mem+0x134/0x6d0 [ 954.477022] out_of_memory+0x349/0x1250 [ 954.481103] ? oom_killer_disable+0x270/0x270 [ 954.485629] mem_cgroup_out_of_memory+0x1c7/0x240 [ 954.490486] ? memcg_event_wake+0x210/0x210 [ 954.494827] ? do_raw_spin_unlock+0x171/0x260 [ 954.499338] try_charge+0xe22/0x1300 [ 954.503058] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 954.507899] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 954.512738] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 954.518798] ? mark_held_locks+0xf0/0xf0 [ 954.522852] mem_cgroup_try_charge+0x249/0x5c0 [ 954.527429] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 954.532349] __handle_mm_fault+0x1cfb/0x3b60 [ 954.536749] ? copy_page_range+0x1e70/0x1e70 [ 954.541152] ? count_memcg_event_mm+0x279/0x4c0 [ 954.545840] handle_mm_fault+0x1a5/0x670 [ 954.549922] __get_user_pages+0x599/0x1650 [ 954.554173] ? follow_page_mask+0x1a60/0x1a60 [ 954.558666] ? lock_acquire+0x170/0x400 [ 954.562635] populate_vma_page_range+0x1fd/0x290 [ 954.567386] __mm_populate+0x1e8/0x350 [ 954.571265] ? populate_vma_page_range+0x290/0x290 [ 954.576178] ? do_mlock+0x6b0/0x6b0 [ 954.579812] __x64_sys_mlockall+0x340/0x500 [ 954.584130] do_syscall_64+0xf9/0x620 [ 954.588036] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 954.593241] RIP: 0033:0x45c479 [ 954.596427] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 954.615320] RSP: 002b:00007f27e7a0cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 954.623018] RAX: ffffffffffffffda RBX: 00007f27e7a0d6d4 RCX: 000000000045c479 [ 954.630276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 954.637531] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 954.644794] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 954.652055] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 954.660455] Task in /syz2 killed as a result of limit of /syz2 [ 954.666472] memory: usage 307200kB, limit 307200kB, failcnt 6037 [ 954.672868] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 954.679702] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 954.688279] Memory cgroup stats for /syz2: cache:0KB rss:297512KB rss_huge:258048KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:103596KB active_anon:2240KB inactive_file:8KB active_file:8KB unevictable:191816KB [ 954.709791] Memory cgroup out of memory: Kill process 8698 (syz-executor.2) score 1049 or sacrifice child [ 954.719704] Killed process 8698 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 954.732526] syz-executor.5 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 954.744046] syz-executor.5 cpuset=syz5 mems_allowed=0-1 [ 954.749600] CPU: 0 PID: 11212 Comm: syz-executor.5 Not tainted 4.19.107-syzkaller #0 [ 954.757561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 954.767019] Call Trace: [ 954.769606] dump_stack+0x188/0x20d [ 954.773224] dump_header+0x159/0xa5e [ 954.776932] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 954.782027] ? ___ratelimit+0x59/0x573 [ 954.785907] oom_kill_process.cold+0x10/0x6dc [ 954.790393] ? task_will_free_mem+0x134/0x6d0 [ 954.794882] out_of_memory+0x349/0x1250 [ 954.798849] ? oom_killer_disable+0x270/0x270 [ 954.803340] mem_cgroup_out_of_memory+0x1c7/0x240 [ 954.808176] ? memcg_event_wake+0x210/0x210 [ 954.812505] ? do_raw_spin_unlock+0x171/0x260 [ 954.817012] try_charge+0xe22/0x1300 [ 954.820730] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 954.825573] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 954.830408] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 954.836463] mem_cgroup_try_charge+0x249/0x5c0 [ 954.841037] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 954.845958] wp_page_copy+0x3fe/0x1530 [ 954.849839] ? mark_held_locks+0xa6/0xf0 [ 954.853892] ? follow_pfn+0x260/0x260 [ 954.857686] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 954.862442] do_wp_page+0x518/0xfa0 [ 954.866062] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 954.870722] __handle_mm_fault+0x21a4/0x3b60 [ 954.875133] ? copy_page_range+0x1e70/0x1e70 [ 954.879542] ? count_memcg_event_mm+0x279/0x4c0 [ 954.884227] handle_mm_fault+0x1a5/0x670 [ 954.888290] __get_user_pages+0x599/0x1650 [ 954.892531] ? follow_page_mask+0x1a60/0x1a60 [ 954.897019] ? retint_kernel+0x2d/0x2d [ 954.900904] ? lock_acquire+0x170/0x400 [ 954.904873] populate_vma_page_range+0x1fd/0x290 [ 954.909634] __mm_populate+0x1e8/0x350 [ 954.913514] ? populate_vma_page_range+0x290/0x290 [ 954.918445] ? do_mlock+0x6b0/0x6b0 [ 954.922076] __x64_sys_mlockall+0x340/0x500 [ 954.926397] do_syscall_64+0xf9/0x620 [ 954.930194] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 954.935385] RIP: 0033:0x45c479 [ 954.938565] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 954.957457] RSP: 002b:00007fce6b95ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 954.965152] RAX: ffffffffffffffda RBX: 00007fce6b95b6d4 RCX: 000000000045c479 [ 954.972408] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 954.979661] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 954.986915] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 954.994168] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 955.003724] Task in /syz5 killed as a result of limit of /syz5 [ 955.009925] memory: usage 307200kB, limit 307200kB, failcnt 7742 [ 955.016177] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 955.023229] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 955.029663] Memory cgroup stats for /syz5: cache:0KB rss:298368KB rss_huge:249856KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:58800KB active_anon:4308KB inactive_file:4KB active_file:0KB unevictable:235340KB [ 955.051844] Memory cgroup out of memory: Kill process 11211 (syz-executor.5) score 1116 or sacrifice child [ 955.062088] Killed process 11213 (syz-executor.5) total-vm:39884kB, anon-rss:18252kB, file-rss:128kB, shmem-rss:0kB [ 955.077867] Memory cgroup out of memory: Kill process 8511 (syz-executor.3) score 1049 or sacrifice child [ 955.087657] Killed process 8511 (syz-executor.3) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 955.110074] Memory cgroup out of memory: Kill process 8726 (syz-executor.2) score 1049 or sacrifice child [ 955.119934] Killed process 8726 (syz-executor.2) total-vm:39884kB, anon-rss:18252kB, file-rss:0kB, shmem-rss:0kB [ 955.160914] Memory cgroup out of memory: Kill process 9967 (syz-executor.4) score 1049 or sacrifice child [ 955.170721] Killed process 9967 (syz-executor.4) total-vm:40016kB, anon-rss:18384kB, file-rss:0kB, shmem-rss:0kB [ 955.810863] oom_kill_process: 3 callbacks suppressed [ 955.810896] syz-executor.4 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 955.827596] syz-executor.4 cpuset=syz4 mems_allowed=0-1 [ 955.834634] CPU: 1 PID: 11222 Comm: syz-executor.4 Not tainted 4.19.107-syzkaller #0 [ 955.842516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 955.851862] Call Trace: [ 955.854456] dump_stack+0x188/0x20d [ 955.858093] dump_header+0x159/0xa5e [ 955.861928] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 955.867039] ? ___ratelimit+0x59/0x573 [ 955.870932] oom_kill_process.cold+0x10/0x6dc [ 955.875441] ? task_will_free_mem+0x134/0x6d0 [ 955.879943] out_of_memory+0x349/0x1250 [ 955.883933] ? oom_killer_disable+0x270/0x270 [ 955.888449] mem_cgroup_out_of_memory+0x1c7/0x240 [ 955.893306] ? memcg_event_wake+0x210/0x210 [ 955.897639] ? do_raw_spin_unlock+0x171/0x260 [ 955.902136] try_charge+0xe22/0x1300 [ 955.905867] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 955.910717] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 955.915562] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 955.921629] ? __lock_acquire+0x6ee/0x49c0 [ 955.925960] mem_cgroup_try_charge+0x249/0x5c0 [ 955.930548] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 955.935479] wp_page_copy+0x3fe/0x1530 [ 955.939374] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 955.944135] ? follow_pfn+0x260/0x260 [ 955.947940] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 955.952704] do_wp_page+0x518/0xfa0 [ 955.956332] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 955.961018] __handle_mm_fault+0x21a4/0x3b60 [ 955.965426] ? copy_page_range+0x1e70/0x1e70 [ 955.969834] ? count_memcg_event_mm+0x279/0x4c0 [ 955.975918] handle_mm_fault+0x1a5/0x670 [ 955.979985] __get_user_pages+0x599/0x1650 [ 955.984252] ? follow_page_mask+0x1a60/0x1a60 [ 955.988751] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 955.993361] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 955.998122] ? lock_acquire+0x170/0x400 [ 956.002102] populate_vma_page_range+0x1fd/0x290 [ 956.006868] __mm_populate+0x1e8/0x350 [ 956.010766] ? populate_vma_page_range+0x290/0x290 [ 956.015694] ? do_mlock+0x6b0/0x6b0 [ 956.019416] __x64_sys_mlockall+0x340/0x500 [ 956.023740] do_syscall_64+0xf9/0x620 [ 956.027548] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 956.032735] RIP: 0033:0x45c479 [ 956.036052] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 956.054953] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 956.062663] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 956.069930] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 956.077201] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 956.084465] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 956.091729] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 956.099814] Task in /syz4 killed as a result of limit of /syz4 [ 956.105977] memory: usage 307200kB, limit 307200kB, failcnt 6327 [ 956.112226] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 956.119039] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 956.125325] Memory cgroup stats for /syz4: cache:0KB rss:298364KB rss_huge:256000KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:91388KB active_anon:2184KB inactive_file:4KB active_file:0KB unevictable:204752KB [ 956.146959] Memory cgroup out of memory: Kill process 11221 (syz-executor.4) score 1120 or sacrifice child [ 956.157130] Killed process 11236 (syz-executor.4) total-vm:40016kB, anon-rss:18384kB, file-rss:0kB, shmem-rss:0kB [ 956.168914] syz-executor.3 invoked oom-killer: gfp_mask=0x6000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=1000 [ 956.180455] syz-executor.3 cpuset=syz3 mems_allowed=0-1 [ 956.186023] CPU: 0 PID: 11216 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 [ 956.193901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 956.203249] Call Trace: [ 956.205850] dump_stack+0x188/0x20d [ 956.209491] dump_header+0x159/0xa5e [ 956.213209] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 956.218318] ? ___ratelimit+0x59/0x573 [ 956.222212] oom_kill_process.cold+0x10/0x6dc [ 956.226713] ? task_will_free_mem+0x134/0x6d0 [ 956.231212] out_of_memory+0x349/0x1250 [ 956.235194] ? oom_killer_disable+0x270/0x270 [ 956.239695] mem_cgroup_out_of_memory+0x1c7/0x240 [ 956.244565] ? memcg_event_wake+0x210/0x210 [ 956.248919] ? do_raw_spin_unlock+0x171/0x260 [ 956.253441] try_charge+0xe22/0x1300 [ 956.257167] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 956.262018] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 956.266869] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 956.272938] mem_cgroup_try_charge+0x249/0x5c0 [ 956.277524] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 956.282456] wp_page_copy+0x3fe/0x1530 [ 956.286347] ? follow_pfn+0x260/0x260 [ 956.290147] ? __lock_acquire+0x6ee/0x49c0 [ 956.294391] do_wp_page+0x518/0xfa0 [ 956.298017] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 956.302686] __handle_mm_fault+0x21a4/0x3b60 [ 956.307108] ? copy_page_range+0x1e70/0x1e70 [ 956.311509] ? count_memcg_event_mm+0x279/0x4c0 [ 956.316194] handle_mm_fault+0x1a5/0x670 [ 956.320254] __get_user_pages+0x599/0x1650 [ 956.324498] ? follow_page_mask+0x1a60/0x1a60 [ 956.328986] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 956.333743] ? retint_kernel+0x2d/0x2d [ 956.337636] populate_vma_page_range+0x1fd/0x290 [ 956.342387] __mm_populate+0x1e8/0x350 [ 956.346270] ? populate_vma_page_range+0x290/0x290 [ 956.351192] ? do_mlock+0x6b0/0x6b0 [ 956.354837] __x64_sys_mlockall+0x340/0x500 [ 956.359158] do_syscall_64+0xf9/0x620 [ 956.362959] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 956.368144] RIP: 0033:0x45c479 [ 956.371331] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 956.390222] RSP: 002b:00007fc5c43a4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 956.397927] RAX: ffffffffffffffda RBX: 00007fc5c43a56d4 RCX: 000000000045c479 [ 956.405188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 956.412453] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 956.419714] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 956.426979] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 956.435383] Task in /syz3 killed as a result of limit of /syz3 [ 956.441577] memory: usage 307200kB, limit 307200kB, failcnt 6013 [ 956.447816] memory+swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 956.454741] kmem: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 956.460968] Memory cgroup stats for /syz3: cache:0KB rss:298076KB rss_huge:260096KB shmem:0KB mapped_file:0KB dirty:0KB writeback:0KB swap:0KB inactive_anon:79044KB active_anon:72KB inactive_file:4KB active_file:0KB unevictable:219088KB [ 956.487162] Memory cgroup out of memory: Kill process 11215 (syz-executor.3) score 1120 or sacrifice child [ 956.497379] Killed process 11229 (syz-executor.3) total-vm:40016kB, anon-rss:18384kB, file-rss:0kB, shmem-rss:0kB [ 1060.709367] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 1060.715815] rcu: (detected by 1, t=10502 jiffies, g=16729, q=122) [ 1060.722146] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4295043081-4295032578), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 1060.734795] syz-executor.4 R running task 25600 11222 8297 0x80000002 [ 1060.741987] Call Trace: [ 1060.744677] [ 1060.746842] sched_show_task.cold+0x2e2/0x343 [ 1060.751345] ? set_rq_offline.part.0+0x140/0x140 [ 1060.756118] rcu_check_callbacks.cold+0xaf0/0xddc [ 1060.760975] update_process_times+0x2a/0x70 [ 1060.765327] tick_sched_handle+0x9b/0x180 [ 1060.769490] tick_sched_timer+0x42/0x130 [ 1060.773571] __hrtimer_run_queues+0x2fc/0xd50 [ 1060.778078] ? tick_sched_do_timer+0x1a0/0x1a0 [ 1060.782675] ? hrtimer_fixup_activate+0x30/0x30 [ 1060.787357] ? kvm_clock_read+0x14/0x30 [ 1060.791336] ? ktime_get_update_offsets_now+0x2db/0x450 [ 1060.796712] hrtimer_interrupt+0x312/0x770 [ 1060.800978] smp_apic_timer_interrupt+0x10c/0x550 [ 1060.805836] apic_timer_interrupt+0xf/0x20 [ 1060.810072] [ 1060.812321] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 1060.817692] Code: 48 c7 c7 20 2c 6e 87 4c 89 25 5c 23 06 0a 41 bc f4 ff ff ff e8 4a 1c eb ff 48 c7 05 46 23 06 0a 00 00 00 00 e9 24 ec ff ff 90 <48> 8b 34 24 65 48 8b 04 25 40 ee 01 00 65 8b 15 fc 54 9a 7e 81 e2 [ 1060.836605] RSP: 0018:ffff8882124ef0c0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1060.844320] RAX: ffff8882124ef2a0 RBX: 0000000000000000 RCX: ffffffff81892c19 [ 1060.851595] RDX: 0000000000000000 RSI: ffff8882124ef140 RDI: ffff8882124ef280 [ 1060.858869] RBP: ffff8882124ef280 R08: ffff888091c44400 R09: ffffed1014bb78c5 [ 1060.866151] R10: ffffed1014bb78c4 R11: ffff8880a5dbc627 R12: ffff8882124ef2a0 [ 1060.873426] R13: dffffc0000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 1060.880738] ? shrink_node_memcg+0x559/0x14b0 [ 1060.885320] blk_flush_plug_list+0x2e3/0x930 [ 1060.889787] ? blk_init_request_from_bio+0x3b0/0x3b0 [ 1060.894907] ? lruvec_lru_size+0x19c/0x290 [ 1060.899159] ? mark_held_locks+0xf0/0xf0 [ 1060.903225] blk_finish_plug+0x50/0x97 [ 1060.907117] shrink_node_memcg+0x9d3/0x14b0 [ 1060.911450] ? shrink_active_list+0x13e0/0x13e0 [ 1060.916126] ? __lock_is_held+0xad/0x140 [ 1060.920277] ? check_preemption_disabled+0x41/0x280 [ 1060.925305] ? mem_cgroup_iter+0x454/0xb80 [ 1060.929549] ? check_memory_region+0x105/0x180 [ 1060.934136] ? vmpressure+0x52/0x350 [ 1060.937854] shrink_node+0x270/0x1350 [ 1060.941683] ? shrink_node_memcg+0x14b0/0x14b0 [ 1060.946278] ? do_try_to_free_pages+0x633/0x1090 [ 1060.951040] ? do_try_to_free_pages+0x640/0x1090 [ 1060.955804] do_try_to_free_pages+0x3a3/0x1090 [ 1060.960404] ? shrink_node+0x1350/0x1350 [ 1060.964485] try_to_free_mem_cgroup_pages+0x2ef/0x8b0 [ 1060.969681] ? try_to_free_pages+0x7c0/0x7c0 [ 1060.974110] ? mark_held_locks+0xa6/0xf0 [ 1060.978171] ? _raw_spin_unlock_irqrestore+0x67/0xe0 [ 1060.983279] try_charge+0x4ca/0x1300 [ 1060.987005] ? mem_cgroup_oom_trylock+0x1a0/0x1a0 [ 1060.991858] ? get_mem_cgroup_from_mm+0x179/0x4f0 [ 1060.996711] ? __mem_cgroup_largest_soft_limit_node+0x440/0x440 [ 1061.002778] ? __lock_acquire+0x6ee/0x49c0 [ 1061.007024] mem_cgroup_try_charge+0x249/0x5c0 [ 1061.011638] mem_cgroup_try_charge_delay+0x1a/0xa0 [ 1061.016595] wp_page_copy+0x3fe/0x1530 [ 1061.020491] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1061.025252] ? follow_pfn+0x260/0x260 [ 1061.029062] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1061.033826] do_wp_page+0x518/0xfa0 [ 1061.037542] ? finish_mkwrite_fault+0x4f0/0x4f0 [ 1061.042216] __handle_mm_fault+0x21a4/0x3b60 [ 1061.046628] ? copy_page_range+0x1e70/0x1e70 [ 1061.051041] ? count_memcg_event_mm+0x279/0x4c0 [ 1061.055731] handle_mm_fault+0x1a5/0x670 [ 1061.059800] __get_user_pages+0x599/0x1650 [ 1061.064060] ? follow_page_mask+0x1a60/0x1a60 [ 1061.068558] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 1061.073143] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1061.077905] ? lock_acquire+0x170/0x400 [ 1061.081895] populate_vma_page_range+0x1fd/0x290 [ 1061.086690] __mm_populate+0x1e8/0x350 [ 1061.090584] ? populate_vma_page_range+0x290/0x290 [ 1061.095510] ? do_mlock+0x6b0/0x6b0 [ 1061.099141] __x64_sys_mlockall+0x340/0x500 [ 1061.103467] do_syscall_64+0xf9/0x620 [ 1061.107273] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1061.112458] RIP: 0033:0x45c479 [ 1061.115663] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1061.134564] RSP: 002b:00007fcd0ec97c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000097 [ 1061.142270] RAX: ffffffffffffffda RBX: 00007fcd0ec986d4 RCX: 000000000045c479 [ 1061.149540] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 1061.156807] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 1061.164073] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 1061.171344] R13: 0000000000000736 R14: 00000000004c9b76 R15: 000000000076bf2c [ 1061.178633] rcu: rcu_preempt kthread starved for 10548 jiffies! g16729 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 1061.189108] rcu: RCU grace-period kthread stack dump: [ 1061.194289] rcu_preempt R running task 29616 10 2 0x80000000 [ 1061.201484] Call Trace: [ 1061.204080] ? __schedule+0x866/0x1d80 [ 1061.207969] ? schedule_timeout+0x4c3/0xf20 [ 1061.212296] ? firmware_map_remove+0x19a/0x19a [ 1061.216880] ? _raw_spin_unlock_irqrestore+0x67/0xe0 [ 1061.221985] schedule+0x8d/0x1b0 [ 1061.225350] schedule_timeout+0x4d1/0xf20 [ 1061.229508] ? usleep_range+0x160/0x160 [ 1061.233486] ? __next_timer_interrupt+0x190/0x190 [ 1061.238336] ? prepare_to_swait_exclusive+0x110/0x110 [ 1061.243527] rcu_gp_kthread+0xcee/0x2060 [ 1061.247609] ? rcu_blocking_is_gp+0x90/0x90 [ 1061.251934] ? _raw_spin_unlock_irqrestore+0x67/0xe0 [ 1061.257039] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 1061.261620] ? _raw_spin_unlock_irqrestore+0xa0/0xe0 [ 1061.266720] ? __kthread_parkme+0xfd/0x1b0 [ 1061.270951] ? rcu_blocking_is_gp+0x90/0x90 [ 1061.275272] kthread+0x34a/0x420 [ 1061.278641] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 1061.284197] ret_from_fork+0x24/0x30