DUID 00:04:b3:a3:1d:bd:1c:51:b3:31:90:57:55:31:74:bf:f9:06 forked to background, child pid 3178 [ 11.555248][ T3179] 8021q: adding VLAN 0 to HW filter on device bond0 [ 11.558565][ T3179] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 69.876035][ T2512] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.10.63' (ECDSA) to the list of known hosts. executing program [ 90.788998][ T3604] kmemleak: 8 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 90.821624][ T3607] syz-executor257 uses obsolete (PF_INET,SOCK_PACKET) executing program [ 101.128206][ T3604] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810eb93300 (size 240): comm "softirq", pid 0, jiffies 4294945630 (age 19.620s) hex dump (first 32 bytes): a0 5c 6c 0a 81 88 ff ff a0 5c 6c 0a 81 88 ff ff .\l......\l..... 00 c0 a5 05 81 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [] napi_skb_cache_get+0x6b/0x90 [] __alloc_skb+0x96/0x270 [] __napi_alloc_skb+0x6c/0x170 [] page_to_skb+0x11f/0x700 [] receive_buf+0x6ae/0x2d90 [] virtnet_poll+0x24e/0x6f0 [] __napi_poll+0x3d/0x290 [] net_rx_action+0x3ac/0x490 [] __do_softirq+0xea/0x2ef [] __irq_exit_rcu+0xc6/0x110 [] common_interrupt+0x61/0xd0 [] asm_common_interrupt+0x22/0x40 BUG: memory leak unreferenced object 0xffff88810ea71300 (size 240): comm "softirq", pid 0, jiffies 4294945648 (age 19.440s) hex dump (first 32 bytes): a0 94 7b 0a 81 88 ff ff a0 94 7b 0a 81 88 ff ff ..{.......{..... 00 c0 23 0d 81 88 ff ff 00 00 00 00 00 00 00 00 ..#............. backtrace: [] __alloc_skb+0x1f9/0x270 [] __tcp_send_ack.part.0+0x3a/0x1d0 [] tcp_send_ack+0x32/0x40 [] tcp_delack_timer_handler+0xe8/0x150 [] tcp_delack_timer+0x50/0x1c0 [] call_timer_fn+0x33/0x1f0 [] __run_timers.part.0+0x311/0x420 [] run_timer_softirq+0x44/0x90 [] __do_softirq+0xea/0x2ef [] __irq_exit_rcu+0xc6/0x110 [] sysvec_apic_timer_interrupt+0xa2/0xd0 [] asm_sysvec_apic_timer_interrupt+0x16/0x20 [] acpi_idle_do_entry+0xc0/0xd0 [] acpi_idle_enter+0x150/0x230 [] cpuidle_enter_state+0xc4/0x740 [] cpuidle_enter+0x29/0x40 BUG: memory leak unreferenced object 0xffff888105e59400 (size 1024): comm "syz-executor257", pid 3607, jiffies 4294946351 (age 12.410s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] __alloc_skb+0xdd/0x270 [] __napi_alloc_skb+0x6c/0x170 [] napi_get_frags+0x3c/0x80 [] tun_get_user+0xb53/0x1df0 [] tun_chr_write_iter+0x6d/0x110 [] vfs_write+0x42d/0x540 [] ksys_write+0x9d/0x160 [] do_syscall_64+0x35/0xb0 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 103.199470][ T3604] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)