[ 12.581293][ T3184] dhcpcd-run-hook (3184) used greatest stack depth: 11016 bytes left forked to background, child pid 3180 [ 13.016093][ T3181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 13.020487][ T3181] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.125' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 69.332173][ T3595] kmemleak: 15 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 69.376450][ T3597] Zero length message leads to an empty skb [ 69.865440][ T25] cfg80211: failed to load regulatory.db executing program [ 75.636240][ T3596] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810c2d0f00 (size 256): comm "syz-executor188", pid 3597, jiffies 4294944207 (age 12.460s) 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: [] tcindex_set_parms+0xa7/0xbe0 [] tcindex_change+0xdf/0x120 [] tc_new_tfilter+0x521/0x1110 [] rtnetlink_rcv_msg+0x4cf/0x5c0 [] netlink_rcv_skb+0x87/0x1d0 [] netlink_unicast+0x397/0x4c0 [] netlink_sendmsg+0x396/0x710 [] sock_sendmsg+0x56/0x80 [] ____sys_sendmsg+0x17a/0x390 [] ___sys_sendmsg+0x8b/0xd0 [] __sys_sendmmsg+0x102/0x320 [] __x64_sys_sendmmsg+0x24/0x30 [] do_syscall_64+0x35/0xb0 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810c2d0e00 (size 256): comm "syz-executor188", pid 3597, jiffies 4294944207 (age 12.460s) 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: [] tcindex_set_parms+0xa7/0xbe0 [] tcindex_change+0xdf/0x120 [] tc_new_tfilter+0x521/0x1110 [] rtnetlink_rcv_msg+0x4cf/0x5c0 [] netlink_rcv_skb+0x87/0x1d0 [] netlink_unicast+0x397/0x4c0 [] netlink_sendmsg+0x396/0x710 [] sock_sendmsg+0x56/0x80 [] ____sys_sendmsg+0x17a/0x390 [] ___sys_sendmsg+0x8b/0xd0 [] __sys_sendmmsg+0x102/0x320 [] __x64_sys_sendmmsg+0x24/0x30 [] do_syscall_64+0x35/0xb0 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810a348d00 (size 256): comm "syz-executor188", pid 3605, jiffies 4294944728 (age 7.250s) 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: [] tcindex_set_parms+0xa7/0xbe0 [] tcindex_change+0xdf/0x120 [] tc_new_tfilter+0x521/0x1110 [] rtnetlink_rcv_msg+0x4cf/0x5c0 [] netlink_rcv_skb+0x87/0x1d0 [] netlink_unicast+0x397/0x4c0 [] netlink_sendmsg+0x396/0x710 [] sock_sendmsg+0x56/0x80 [] ____sys_sendmsg+0x17a/0x390 [] ___sys_sendmsg+0x8b/0xd0 [] __sys_sendmmsg+0x102/0x320 [] __x64_sys_sendmmsg+0x24/0x30 [] do_syscall_64+0x35/0xb0 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 81.795409][ T3596] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak)