====================================== | xx__-> echo $? | 0 | xx__-> [ 249.258103][ T2125] sh (2125) used greatest stack depth: 21968 bytes left | [ 250.959125][ T1513] iperf3 invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0 [ 250.959778][ T1513] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 250.959784][ T1513] Call Trace: [ 250.959788][ T1513] [ 250.959791][ T1513] dump_stack_lvl (lib/dump_stack.c:123) [ 250.959827][ T1513] dump_header (mm/oom_kill.c:74 mm/oom_kill.c:468) [ 250.959850][ T1513] oom_kill_process (mm/oom_kill.c:1041) [ 250.959857][ T1513] out_of_memory (mm/oom_kill.c:1180 (discriminator 4)) [ 250.959863][ T1513] ? __pfx_out_of_memory (mm/oom_kill.c:1113) [ 250.959877][ T1513] __alloc_pages_may_oom (mm/page_alloc.c:3645) [ 250.959889][ T1513] ? __pfx___alloc_pages_may_oom (mm/page_alloc.c:3577) [ 250.959910][ T1513] __alloc_pages_slowpath.constprop.0 (mm/page_alloc.c:4433) [ 250.959922][ T1513] ? get_page_from_freelist (mm/page_alloc.c:3235 mm/page_alloc.c:3430) [ 250.959927][ T1513] ? __pfx___alloc_pages_slowpath.constprop.0 (mm/page_alloc.c:4206) [ 250.959944][ T1513] __alloc_frozen_pages_noprof (mm/page_alloc.c:4753) [ 250.959949][ T1513] ? __pfx___alloc_frozen_pages_noprof (mm/page_alloc.c:4706) [ 250.959952][ T1513] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 250.959976][ T1513] ? filemap_get_entry (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 mm/filemap.c:1878) [ 250.959990][ T1513] alloc_pages_mpol (mm/mempolicy.c:2272) [ 250.960003][ T1513] ? __pfx_alloc_pages_mpol (mm/mempolicy.c:2227) [ 250.960011][ T1513] ? down_read (kernel/locking/rwsem.c:1247 kernel/locking/rwsem.c:1261 kernel/locking/rwsem.c:1526) [ 250.960025][ T1513] folio_alloc_noprof (mm/mempolicy.c:2361 mm/mempolicy.c:2371) [ 250.960030][ T1513] __filemap_get_folio (mm/filemap.c:1970) [ 250.960040][ T1513] filemap_fault (mm/filemap.c:3456) [ 250.960048][ T1513] ? do_fault_around (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 mm/memory.c:5371) [ 250.960056][ T1513] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 250.960061][ T1513] ? __pfx_filemap_fault (mm/filemap.c:3405) [ 250.960073][ T1513] ? do_fault_around (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 mm/memory.c:5371) [ 250.960077][ T1513] ? __pfx_filemap_map_pages (mm/filemap.c:3766) [ 250.960087][ T1513] __do_fault (mm/memory.c:4990) [ 250.960093][ T1513] do_pte_missing (mm/memory.c:5410 mm/memory.c:5544 mm/memory.c:4060) [ 250.960099][ T1513] ? handle_pte_fault (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/linux/pgtable.h:136 mm/memory.c:5901) [ 250.960107][ T1513] handle_pte_fault (mm/memory.c:5907) [ 250.960115][ T1513] ? __pfx_handle_pte_fault (mm/memory.c:5864) [ 250.960130][ T1513] __handle_mm_fault (mm/memory.c:6050) [ 250.960135][ T1513] ? __pfx___handle_mm_fault (mm/memory.c:5959) [ 250.960156][ T1513] ? __pfx_lock_vma_under_rcu (mm/memory.c:6375) [ 250.960164][ T1513] handle_mm_fault (mm/memory.c:6231) [ 250.960170][ T1513] ? __pfx_handle_mm_fault (mm/memory.c:6186) [ 250.960175][ T1513] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:403) [ 250.960190][ T1513] do_user_addr_fault (arch/x86/mm/fault.c:1337) [ 250.960216][ T1513] exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:147 arch/x86/mm/fault.c:1488 arch/x86/mm/fault.c:1538) [ 250.960224][ T1513] asm_exc_page_fault (./arch/x86/include/asm/idtentry.h:623) [ 250.960235][ T1513] RIP: 0033:0x7f29a34bb64e [ 250.960247][ T1513] Code: Unable to access opcode bytes at 0x7f29a34bb624. Code starting with the faulting instruction =========================================== [ 250.960250][ T1513] RSP: 002b:00007f299bab4da0 EFLAGS: 00010206 [ 250.960255][ T1513] RAX: 0000000000020000 RBX: 000056491efa12a0 RCX: 00007f29a33e0b0c [ 250.960257][ T1513] RDX: 000056491efa5fe0 RSI: 00007f29a2afd9bc RDI: 0000000000000002 [ 250.960259][ T1513] RBP: 000056491efa12a0 R08: 0000000000000002 R09: 00007fff74a7e1ff [ 250.960261][ T1513] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f299bab4db0 [ 250.960263][ T1513] R13: 0000000000000000 R14: 00007f29a3341560 R15: 0000000000000000 | [ 251.020585][ T1513] [ 2124] 0 2124 3366 67 32 35 0 49152 0 0 sh | [ 251.021027][ T1513] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=iperf3,pid=1486,uid=0 | [ 251.021957][ T1513] Out of memory: Killed process 1486 (iperf3) total-vm:142584kB, anon-rss:3200kB, file-rss:84kB, shmem-rss:0kB, UID:0 pgtables:124kB oom_score_adj:0 | [ 251.085496][ T2124] sh invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0 [ 251.086051][ T2124] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 251.086053][ T2124] Call Trace: [ 251.086055][ T2124] [ 251.086058][ T2124] dump_stack_lvl (lib/dump_stack.c:123) [ 251.086072][ T2124] dump_header (mm/oom_kill.c:74 mm/oom_kill.c:468) [ 251.086085][ T2124] oom_kill_process (mm/oom_kill.c:1041) [ 251.086092][ T2124] out_of_memory (mm/oom_kill.c:1180 (discriminator 4)) [ 251.086097][ T2124] ? __pfx_out_of_memory (mm/oom_kill.c:1113) [ 251.086111][ T2124] __alloc_pages_may_oom (mm/page_alloc.c:3645) [ 251.086119][ T2124] ? __pfx___alloc_pages_may_oom (mm/page_alloc.c:3577) [ 251.086139][ T2124] __alloc_pages_slowpath.constprop.0 (mm/page_alloc.c:4433) [ 251.086152][ T2124] ? get_page_from_freelist (mm/page_alloc.c:3235 mm/page_alloc.c:3430) [ 251.086157][ T2124] ? __pfx___alloc_pages_slowpath.constprop.0 (mm/page_alloc.c:4206) [ 251.086174][ T2124] __alloc_frozen_pages_noprof (mm/page_alloc.c:4753) [ 251.086179][ T2124] ? __pfx___alloc_frozen_pages_noprof (mm/page_alloc.c:4706) [ 251.086182][ T2124] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 251.086199][ T2124] ? filemap_get_entry (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 mm/filemap.c:1878) [ 251.086211][ T2124] alloc_pages_mpol (mm/mempolicy.c:2272) [ 251.086219][ T2124] ? __pfx_alloc_pages_mpol (mm/mempolicy.c:2227) [ 251.086228][ T2124] ? down_read (kernel/locking/rwsem.c:1247 kernel/locking/rwsem.c:1261 kernel/locking/rwsem.c:1526) [ 251.086237][ T2124] folio_alloc_noprof (mm/mempolicy.c:2361 mm/mempolicy.c:2371) [ 251.086243][ T2124] __filemap_get_folio (mm/filemap.c:1970) [ 251.086252][ T2124] filemap_fault (mm/filemap.c:3456) [ 251.086260][ T2124] ? do_fault_around (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 mm/memory.c:5371) [ 251.086266][ T2124] ? __pfx___lock_release (kernel/locking/lockdep.c:5503) [ 251.086271][ T2124] ? __pfx_filemap_fault (mm/filemap.c:3405) [ 251.086282][ T2124] ? do_fault_around (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 mm/memory.c:5371) [ 251.086286][ T2124] ? __pfx_filemap_map_pages (mm/filemap.c:3766) [ 251.086295][ T2124] __do_fault (mm/memory.c:4990) [ 251.086302][ T2124] do_pte_missing (mm/memory.c:5410 mm/memory.c:5544 mm/memory.c:4060) [ 251.086305][ T2124] ? handle_pte_fault (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/linux/pgtable.h:136 mm/memory.c:5901) [ 251.086314][ T2124] handle_pte_fault (mm/memory.c:5907) [ 251.086321][ T2124] ? __pfx_handle_pte_fault (mm/memory.c:5864) [ 251.086336][ T2124] __handle_mm_fault (mm/memory.c:6050) [ 251.086341][ T2124] ? __pfx___handle_mm_fault (mm/memory.c:5959) [ 251.086358][ T2124] ? lock_acquire (kernel/locking/lockdep.c:5824) [ 251.086363][ T2124] ? __pfx_lock_vma_under_rcu (mm/memory.c:6375) [ 251.086371][ T2124] handle_mm_fault (mm/memory.c:6231) [ 251.086377][ T2124] ? __pfx_handle_mm_fault (mm/memory.c:6186) [ 251.086385][ T2124] ? __rseq_handle_notify_resume (kernel/rseq.c:420) [ 251.086397][ T2124] do_user_addr_fault (arch/x86/mm/fault.c:1337) [ 251.086412][ T2124] exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:147 arch/x86/mm/fault.c:1488 arch/x86/mm/fault.c:1538) [ 251.086418][ T2124] asm_exc_page_fault (./arch/x86/include/asm/idtentry.h:623) [ 251.086423][ T2124] RIP: 0033:0x558464cd916f [ 251.086431][ T2124] Code: Unable to access opcode bytes at 0x558464cd9145. Code starting with the faulting instruction =========================================== [ 251.086433][ T2124] RSP: 002b:00007ffd9c3a37e0 EFLAGS: 00010207 [ 251.086436][ T2124] RAX: 00007fc5142b36c0 RBX: 0000000000000004 RCX: 00007fc5143f4ad2 [ 251.086438][ T2124] RDX: 00007ffd9c3a3800 RSI: 00007ffd9c3a3930 RDI: 0000000000000011 [ 251.086440][ T2124] RBP: 00007ffd9c3a4580 R08: 0000000000000000 R09: 00007ffd9c3a458f [ 251.086441][ T2124] R10: 000000000000000e R11: 0000000000000246 R12: 0000000000000000 Finger prints: dump_header:oom_kill_process:out_of_memory:__alloc_pages_may_oom:__alloc_frozen_pages_noprof