kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 24909 Comm: syz-executor.3 Not tainted 5.0.0+ #7 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 kobject: 'bonding_slave' (0000000089ee6293): kobject_add_internal: parent: 'bond_slave_1', set: '' RIP: 0010:rds_recv_rcvbuf_delta.part.0+0x14a/0x3f0 net/rds/recv.c:103 Code: c1 ea 03 80 3c 02 00 0f 85 6e 02 00 00 4c 8b a3 c0 04 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d 7c 24 2c 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 00 RSP: 0018:ffff88805df4f670 EFLAGS: 00010007 device bond_slave_1 entered promiscuous mode RAX: dffffc0000000000 RBX: ffff8880859c00c0 RCX: ffffc9000e462000 RDX: 0000000000000005 RSI: ffffffff8684ccbb RDI: 000000000000002c RBP: ffff88805df4f6a8 R08: ffff88804fa96580 R09: ffffed100bbe9ec4 R10: ffffed100bbe9ec3 R11: 0000000000000003 R12: 0000000000000000 R13: ffff8880859c05e4 R14: 000000000002e400 R15: ffff88808ceb5d00 FS: 00007f9eab9b8700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 bond0: Enslaving bond_slave_1 as an active interface with an up link CR2: 0000001b30623000 CR3: 000000004776b000 CR4: 00000000001406e0 Call Trace: rds_recv_rcvbuf_delta net/rds/recv.c:379 [inline] rds_recv_incoming+0x789/0x11f0 net/rds/recv.c:379 rds_loop_xmit+0xf3/0x2a0 net/rds/loop.c:96 rds_send_xmit+0x1113/0x2560 net/rds/send.c:355 rds_sendmsg+0x29b4/0x3540 net/rds/send.c:1369 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xdd/0x130 net/socket.c:632 ___sys_sendmsg+0x806/0x930 net/socket.c:2137 __sys_sendmsg+0x105/0x1d0 net/socket.c:2175 __do_sys_sendmsg net/socket.c:2184 [inline] __se_sys_sendmsg net/socket.c:2182 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2182 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457f29 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f9eab9b7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f29 RDX: 0000000000000000 RSI: 0000000020000340 RDI: 0000000000000006 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9eab9b86d4 R13: 00000000004c560c R14: 00000000004d94f8 R15: 00000000ffffffff Modules linked in: ---[ end trace 03e947fcebaca0c6 ]--- RIP: 0010:rds_recv_rcvbuf_delta.part.0+0x14a/0x3f0 net/rds/recv.c:103 Code: c1 ea 03 80 3c 02 00 0f 85 6e 02 00 00 4c 8b a3 c0 04 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d 7c 24 2c 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 00 RSP: 0018:ffff88805df4f670 EFLAGS: 00010007 RAX: dffffc0000000000 RBX: ffff8880859c00c0 RCX: ffffc9000e462000 RDX: 0000000000000005 RSI: ffffffff8684ccbb RDI: 000000000000002c RBP: ffff88805df4f6a8 R08: ffff88804fa96580 R09: ffffed100bbe9ec4 R10: ffffed100bbe9ec3 R11: 0000000000000003 R12: 0000000000000000 R13: ffff8880859c05e4 R14: 000000000002e400 R15: ffff88808ceb5d00 FS: 00007f9eab9b8700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30623000 CR3: 000000004776b000 CR4: 00000000001406e0