====================================== | make[1]: Leaving directory '/home/virtme/testing-22/tools/testing/selftests/drivers/net/hw' | make: Leaving directory '/home/virtme/testing-22/tools/testing/selftests' | xx__-> echo $? | 0 | xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak unreferenced object 0xffff888029a33240 (size 216): comm "softirq", pid 0, jiffies 4294865996 hex dump (first 32 bytes): 40 cc 0d 1b 80 88 ff ff 00 00 00 00 00 00 00 00 @............... 00 a0 8a 08 80 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace (crc 2ccd07cc): kmem_cache_alloc_bulk_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4142 mm/slub.c:5362 mm/slub.c:5342) napi_skb_cache_get (net/core/skbuff.c:281 (discriminator 2)) __alloc_skb (net/core/skbuff.c:656) napi_alloc_skb (net/core/skbuff.c:810) page_to_skb (drivers/net/virtio_net.c:840) receive_mergeable (drivers/net/virtio_net.c:2430) receive_buf (drivers/net/virtio_net.c:2568) virtnet_receive (drivers/net/virtio_net.c:2927 drivers/net/virtio_net.c:2950) virtnet_poll (drivers/net/virtio_net.c:3046) __napi_poll.constprop.0 (net/core/dev.c:7328) net_rx_action (net/core/dev.c:7392 net/core/dev.c:7514) handle_softirqs (kernel/softirq.c:561) run_ksoftirqd (kernel/softirq.c:418 kernel/softirq.c:951 kernel/softirq.c:942) smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) kthread (kernel/kthread.c:464) ret_from_fork (arch/x86/kernel/process.c:153) unreferenced object 0xffff88802891fbc0 (size 640): comm "softirq", pid 0, jiffies 4294866085 hex dump (first 32 bytes): 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk backtrace (crc d43efca6): kmem_cache_alloc_node_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4142 mm/slub.c:4187 mm/slub.c:4239) kmalloc_reserve (net/core/skbuff.c:580 (discriminator 2)) __alloc_skb (net/core/skbuff.c:668) napi_alloc_skb (net/core/skbuff.c:810) page_to_skb (drivers/net/virtio_net.c:840) receive_mergeable (drivers/net/virtio_net.c:2430) receive_buf (drivers/net/virtio_net.c:2568) virtnet_receive (drivers/net/virtio_net.c:2927 drivers/net/virtio_net.c:2950) virtnet_poll (drivers/net/virtio_net.c:3046) __napi_poll.constprop.0 (net/core/dev.c:7328) net_rx_action (net/core/dev.c:7392 net/core/dev.c:7514) handle_softirqs (kernel/softirq.c:561) __irq_exit_rcu (kernel/softirq.c:596 kernel/softirq.c:435 kernel/softirq.c:662) irq_exit_rcu (kernel/softirq.c:680) sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) unreferenced object 0xffff88801b0dcc40 (size 216): comm "softirq", pid 0, jiffies 4294866086 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 a0 8a 08 80 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace (crc 8f66e476): kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4142 mm/slub.c:4187 mm/slub.c:4194) build_skb (net/core/skbuff.c:465 net/core/skbuff.c:481) page_to_skb (drivers/net/virtio_net.c:788 drivers/net/virtio_net.c:829) receive_mergeable (drivers/net/virtio_net.c:2430) receive_buf (drivers/net/virtio_net.c:2568) virtnet_receive (drivers/net/virtio_net.c:2927 drivers/net/virtio_net.c:2950) virtnet_poll (drivers/net/virtio_net.c:3046) __napi_poll.constprop.0 (net/core/dev.c:7328) net_rx_action (net/core/dev.c:7392 net/core/dev.c:7514) handle_softirqs (kernel/softirq.c:561) __irq_exit_rcu (kernel/softirq.c:596 kernel/softirq.c:435 kernel/softirq.c:662) irq_exit_rcu (kernel/softirq.c:680) sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) unreferenced object 0xffff88802bbaf4c0 (size 640): comm "softirq", pid 0, jiffies 4294866086 hex dump (first 32 bytes): 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk backtrace (crc 8654ba84): kmem_cache_alloc_node_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4142 mm/slub.c:4187 mm/slub.c:4239) kmalloc_reserve (net/core/skbuff.c:580 (discriminator 2)) __alloc_skb (net/core/skbuff.c:668) napi_alloc_skb (net/core/skbuff.c:810) page_to_skb (drivers/net/virtio_net.c:840) receive_mergeable (drivers/net/virtio_net.c:2430) receive_buf (drivers/net/virtio_net.c:2568) virtnet_receive (drivers/net/virtio_net.c:2927 drivers/net/virtio_net.c:2950) virtnet_poll (drivers/net/virtio_net.c:3046) __napi_poll.constprop.0 (net/core/dev.c:7328) net_rx_action (net/core/dev.c:7392 net/core/dev.c:7514) handle_softirqs (kernel/softirq.c:561) __irq_exit_rcu (kernel/softirq.c:596 kernel/softirq.c:435 kernel/softirq.c:662) irq_exit_rcu (kernel/softirq.c:680) sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) | __irq_exit_rcu (kernel/softirq.c:596 kernel/softirq.c:435 kernel/softirq.c:662) | irq_exit_rcu (kernel/softirq.c:680) | sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) | asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) | xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak unreferenced object 0xffff888029a33240 (size 216): comm "softirq", pid 0, jiffies 4294865996 hex dump (first 32 bytes): 40 cc 0d 1b 80 88 ff ff 00 00 00 00 00 00 00 00 @............... 00 a0 8a 08 80 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace (crc 2ccd07cc): kmem_cache_alloc_bulk_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4142 mm/slub.c:5362 mm/slub.c:5342) napi_skb_cache_get (net/core/skbuff.c:281 (discriminator 2)) __alloc_skb (net/core/skbuff.c:656) napi_alloc_skb (net/core/skbuff.c:810) page_to_skb (drivers/net/virtio_net.c:840) receive_mergeable (drivers/net/virtio_net.c:2430) receive_buf (drivers/net/virtio_net.c:2568) virtnet_receive (drivers/net/virtio_net.c:2927 drivers/net/virtio_net.c:2950) virtnet_poll (drivers/net/virtio_net.c:3046) __napi_poll.constprop.0 (net/core/dev.c:7328) net_rx_action (net/core/dev.c:7392 net/core/dev.c:7514) handle_softirqs (kernel/softirq.c:561) run_ksoftirqd (kernel/softirq.c:418 kernel/softirq.c:951 kernel/softirq.c:942) smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) kthread (kernel/kthread.c:464) ret_from_fork (arch/x86/kernel/process.c:153) unreferenced object 0xffff88802891fbc0 (size 640): comm "softirq", pid 0, jiffies 4294866085 hex dump (first 32 bytes): 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk backtrace (crc d43efca6): kmem_cache_alloc_node_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4142 mm/slub.c:4187 mm/slub.c:4239) kmalloc_reserve (net/core/skbuff.c:580 (discriminator 2)) __alloc_skb (net/core/skbuff.c:668) napi_alloc_skb (net/core/skbuff.c:810) page_to_skb (drivers/net/virtio_net.c:840) receive_mergeable (drivers/net/virtio_net.c:2430) receive_buf (drivers/net/virtio_net.c:2568) virtnet_receive (drivers/net/virtio_net.c:2927 drivers/net/virtio_net.c:2950) virtnet_poll (drivers/net/virtio_net.c:3046) __napi_poll.constprop.0 (net/core/dev.c:7328) net_rx_action (net/core/dev.c:7392 net/core/dev.c:7514) handle_softirqs (kernel/softirq.c:561) __irq_exit_rcu (kernel/softirq.c:596 kernel/softirq.c:435 kernel/softirq.c:662) irq_exit_rcu (kernel/softirq.c:680) sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) unreferenced object 0xffff88801b0dcc40 (size 216): comm "softirq", pid 0, jiffies 4294866086 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 a0 8a 08 80 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace (crc 8f66e476): kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4142 mm/slub.c:4187 mm/slub.c:4194) build_skb (net/core/skbuff.c:465 net/core/skbuff.c:481) page_to_skb (drivers/net/virtio_net.c:788 drivers/net/virtio_net.c:829) receive_mergeable (drivers/net/virtio_net.c:2430) receive_buf (drivers/net/virtio_net.c:2568) virtnet_receive (drivers/net/virtio_net.c:2927 drivers/net/virtio_net.c:2950) virtnet_poll (drivers/net/virtio_net.c:3046) __napi_poll.constprop.0 (net/core/dev.c:7328) net_rx_action (net/core/dev.c:7392 net/core/dev.c:7514) handle_softirqs (kernel/softirq.c:561) __irq_exit_rcu (kernel/softirq.c:596 kernel/softirq.c:435 kernel/softirq.c:662) irq_exit_rcu (kernel/softirq.c:680) sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) unreferenced object 0xffff88802bbaf4c0 (size 640): comm "softirq", pid 0, jiffies 4294866086 hex dump (first 32 bytes): 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk backtrace (crc 8654ba84): kmem_cache_alloc_node_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4142 mm/slub.c:4187 mm/slub.c:4239) kmalloc_reserve (net/core/skbuff.c:580 (discriminator 2)) __alloc_skb (net/core/skbuff.c:668) napi_alloc_skb (net/core/skbuff.c:810) page_to_skb (drivers/net/virtio_net.c:840) receive_mergeable (drivers/net/virtio_net.c:2430) receive_buf (drivers/net/virtio_net.c:2568) virtnet_receive (drivers/net/virtio_net.c:2927 drivers/net/virtio_net.c:2950) virtnet_poll (drivers/net/virtio_net.c:3046) __napi_poll.constprop.0 (net/core/dev.c:7328) net_rx_action (net/core/dev.c:7392 net/core/dev.c:7514) handle_softirqs (kernel/softirq.c:561) __irq_exit_rcu (kernel/softirq.c:596 kernel/softirq.c:435 kernel/softirq.c:662) irq_exit_rcu (kernel/softirq.c:680) sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049) Finger prints: kmem_cache_alloc_bulk_noprof:napi_skb_cache_get:__alloc_skb:napi_alloc_skb:page_to_skb __irq_exit_rcu:irq_exit_rcu:sysvec_apic_timer_interrupt:asm_sysvec_apic_timer_interrupt:kmem_cache_alloc_bulk_noprof