audit: type=1400 audit(1579228409.131:36): avc: denied { map } for pid=8081 comm="syz-executor403" path="/root/syz-executor403308819" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 IPVS: ftp: loaded support on port[0] = 21 rxrpc: Assertion failed ------------[ cut here ]------------ kernel BUG at net/rxrpc/local_object.c:437! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 2865 Comm: kworker/0:2 Not tainted 4.19.96-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: krxrpcd rxrpc_local_processor RIP: 0010:rxrpc_local_destroyer net/rxrpc/local_object.c:437 [inline] RIP: 0010:rxrpc_local_processor.cold+0x24/0x29 net/rxrpc/local_object.c:470 Code: 9f f9 9e fa 0f 0b e8 04 96 b4 fa 48 c7 c7 00 13 5d 88 e8 8c f9 9e fa 0f 0b e8 f1 95 b4 fa 48 c7 c7 00 13 5d 88 e8 79 f9 9e fa <0f> 0b 90 90 90 55 48 89 e5 41 57 49 89 ff 41 56 41 55 41 54 53 48 RSP: 0018:ffff88809e6e7ce8 EFLAGS: 00010282 RAX: 0000000000000017 RBX: ffff8880925a3278 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff81558bc6 RDI: ffffed1013cdcf8f RBP: ffff88809e6e7d30 R08: 0000000000000017 R09: ffffed1015d05079 R10: ffffed1015d05078 R11: ffff8880ae8283c7 R12: ffff8880925a2b08 R13: ffff888092368748 R14: ffff8880925a3240 R15: ffff88807f87bac0 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000049f2d0 CR3: 0000000008e6d000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: process_one_work+0x989/0x1750 kernel/workqueue.c:2153 worker_thread+0x98/0xe40 kernel/workqueue.c:2296 kthread+0x354/0x420 kernel/kthread.c:246 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 Modules linked in: ---[ end trace 6c236c7826e3b28a ]--- RIP: 0010:rxrpc_local_destroyer net/rxrpc/local_object.c:437 [inline] RIP: 0010:rxrpc_local_processor.cold+0x24/0x29 net/rxrpc/local_object.c:470 Code: 9f f9 9e fa 0f 0b e8 04 96 b4 fa 48 c7 c7 00 13 5d 88 e8 8c f9 9e fa 0f 0b e8 f1 95 b4 fa 48 c7 c7 00 13 5d 88 e8 79 f9 9e fa <0f> 0b 90 90 90 55 48 89 e5 41 57 49 89 ff 41 56 41 55 41 54 53 48 RSP: 0018:ffff88809e6e7ce8 EFLAGS: 00010282 RAX: 0000000000000017 RBX: ffff8880925a3278 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff81558bc6 RDI: ffffed1013cdcf8f RBP: ffff88809e6e7d30 R08: 0000