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: 14978 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:virtio_transport_release+0x13b/0xcb0 net/vmw_vsock/virtio_transport_common.c:826 Code: e8 aa e6 2b fa 66 41 83 fd 01 0f 84 34 02 00 00 e8 3a e5 2b fa 48 8b 95 30 ff ff ff 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 22 0a 00 00 48 8b bb 98 00 00 00 48 b8 00 00 00 RSP: 0018:ffff888099447c48 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87474aa0 RDX: 0000000000000013 RSI: ffffffff874747d6 RDI: 0000000000000001 RBP: ffff888099447d58 R08: ffff888065a68640 R09: fffffbfff14f0d5b R10: fffffbfff14f0d5a R11: ffffffff8a786ad7 R12: ffff888099447d30 R13: 0000000000000007 R14: 0000000000000007 R15: 0000000000000000 FS: 00000000025d4940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000001891dd0 CR3: 000000009e715000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __vsock_release+0x80/0x2d0 net/vmw_vsock/af_vsock.c:733 vsock_release+0x35/0xa0 net/vmw_vsock/af_vsock.c:806 __sock_release+0xce/0x280 net/socket.c:590 sock_close+0x1e/0x30 net/socket.c:1268 __fput+0x2ff/0x890 fs/file_table.c:280 ____fput+0x16/0x20 fs/file_table.c:313 task_work_run+0x145/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_usermode_loop+0x316/0x380 arch/x86/entry/common.c:163 prepare_exit_to_usermode arch/x86/entry/common.c:194 [inline] syscall_return_slowpath arch/x86/entry/common.c:274 [inline] do_syscall_64+0x65f/0x760 arch/x86/entry/common.c:300 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4141d1 Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007fff0063bf90 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00000000004141d1 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 RBP: 0000000000000001 R08: 00000000f69c6b50 R09: ffffffffffffffff R10: 00007fff0063c070 R11: 0000000000000293 R12: 000000000075c9a0 R13: 000000000075c9a0 R14: 00000000007602b0 R15: 000000000075bf2c Modules linked in: ---[ end trace b5a47dfe4b640af6 ]--- RIP: 0010:virtio_transport_release+0x13b/0xcb0 net/vmw_vsock/virtio_transport_common.c:826 Code: e8 aa e6 2b fa 66 41 83 fd 01 0f 84 34 02 00 00 e8 3a e5 2b fa 48 8b 95 30 ff ff ff 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 22 0a 00 00 48 8b bb 98 00 00 00 48 b8 00 00 00 RSP: 0018:ffff888099447c48 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87474aa0 RDX: 0000000000000013 RSI: ffffffff874747d6 RDI: 0000000000000001 RBP: ffff888099447d58 R08: ffff888065a68640 R09: fffffbfff14f0d5b R10: fffffbfff14f0d5a R11: ffffffff8a786ad7 R12: ffff888099447d30 R13: 0000000000000007 R14: 0000000000000007 R15: 0000000000000000 FS: 00000000025d4940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000001891dd0 CR3: 000000009e715000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400