RDS: rds_bind could not find a transport for 255.255.255.255, load rds_tcp or rds_rdma? kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] SMP KASAN Dumping ftrace buffer: (ftrace buffer empty) Modules linked in: CPU: 0 PID: 23377 Comm: syz-executor4 Not tainted 4.15.0-rc8+ #263 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__bpf_prog_put+0x8e/0x580 kernel/bpf/syscall.c:939 RSP: 0018:ffff8801c54bf1e0 EFLAGS: 00010a06 RAX: 1fc00047c0000b6c RBX: 1ffff10038a97e3f RCX: ffffffff817db4f7 RDX: 0000000000000000 RSI: 0000000000000001 RDI: fe00023e00005b48 RBP: ffff8801c54bf2c0 R08: 0000000000000000 R09: 1ffff10038a97e2b R10: ffff8801c54bf120 R11: 0000000000000000 R12: fe00023e00005b48 R13: fe00023e00005b60 R14: ffff8801c54bf298 R15: dffffc0000000000 FS: 00007fec86159700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000017decd8 CR3: 0000000006822001 CR4: 00000000001606f0 DR0: 0000000020000000 DR1: 0000000020000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: bpf_prog_put+0x1a/0x20 kernel/bpf/syscall.c:950 prog_fd_array_put_ptr+0x15/0x20 kernel/bpf/arraymap.c:446 fd_array_map_delete_elem kernel/bpf/arraymap.c:420 [inline] bpf_fd_array_map_clear+0xd2/0x140 kernel/bpf/arraymap.c:461 bpf_map_put_uref+0x54/0x70 kernel/bpf/syscall.c:224 bpf_map_put_with_uref kernel/bpf/syscall.c:248 [inline] bpf_map_release+0x91/0xc0 kernel/bpf/syscall.c:259 __fput+0x327/0x7e0 fs/file_table.c:210 ____fput+0x15/0x20 fs/file_table.c:244 task_work_run+0x199/0x270 kernel/task_work.c:113 exit_task_work include/linux/task_work.h:22 [inline] do_exit+0x9bb/0x1ad0 kernel/exit.c:865 do_group_exit+0x149/0x400 kernel/exit.c:968 get_signal+0x73f/0x16c0 kernel/signal.c:2335 do_signal+0x90/0x1eb0 arch/x86/kernel/signal.c:809 exit_to_usermode_loop+0x214/0x310 arch/x86/entry/common.c:158 prepare_exit_to_usermode arch/x86/entry/common.c:195 [inline] syscall_return_slowpath+0x490/0x550 arch/x86/entry/common.c:264 entry_SYSCALL_64_fastpath+0x9e/0xa0 RIP: 0033:0x452df9 RSP: 002b:00007fec86158ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 000000000071bf80 RCX: 0000000000452df9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bf80 RBP: 000000000071bf80 R08: 0000000000000041 R09: 000000000071bf58 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000a2f7ef R14: 00007fec861599c0 R15: 0000000000000002 Code: f1 f1 f1 c7 40 04 00 f2 f2 f2 c7 40 08 f2 f2 f2 f2 c7 40 0c 00 f2 f2 f2 c7 40 10 f3 f3 f3 f3 e8 c9 62 f2 ff 4c 89 e8 48 c1 e8 03 <42> 80 3c 38 00 0f 85 07 04 00 00 49 8b 44 24 18 f0 ff 08 74 3a RIP: __bpf_prog_put+0x8e/0x580 kernel/bpf/syscall.c:939 RSP: ffff8801c54bf1e0 ---[ end trace 55bee070245e736e ]---