general protection fault, probably for non-canonical address 0xdffffc0000000012: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000090-0x0000000000000097]
CPU: 0 PID: 8227 Comm: syz-executor.2 Not tainted 5.8.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:vsock_poll+0x75a/0x8e0 net/vmw_vsock/af_vsock.c:1038
Code: 84 ed 0f 85 c4 00 00 00 e8 b3 03 99 f9 48 8d bb 90 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa c6 44 24 30 00 48 c1 ea 03 <80> 3c 02 00 0f 85 3f 01 00 00 48 8d 54 24 30 be 01 00 00 00 48 89
RSP: 0018:ffffc90004ff7868 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87dab90f
RDX: 0000000000000012 RSI: ffffffff87dab91d RDI: 0000000000000090
RBP: ffff88807b4e8800 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: ffff88807b4e8c2a R15: 0000000000000001
FS: 00007f65ae726700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000b90004 CR3: 0000000092ba1000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
sock_poll+0x159/0x460 net/socket.c:1266
vfs_poll include/linux/poll.h:90 [inline]
do_pollfd fs/select.c:869 [inline]
do_poll fs/select.c:917 [inline]
do_sys_poll+0x607/0xd40 fs/select.c:1011
__do_sys_poll fs/select.c:1069 [inline]
__se_sys_poll fs/select.c:1057 [inline]
__x64_sys_poll+0x18c/0x440 fs/select.c:1057
do_syscall_64+0x60/0xe0 arch/x86/entry/common.c:384
entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45c369
Code: 8d b6 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 5b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f65ae725c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000007
RAX: ffffffffffffffda RBX: 0000000000023400 RCX: 000000000045c369
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000020000140
RBP: 000000000078bfe0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000078bfac
R13: 00007ffe3b463cff R14: 00007f65ae7269c0 R15: 000000000078bfac
Modules linked in:
---[ end trace de4b7dd70e3266e6 ]---
RIP: 0010:vsock_poll+0x75a/0x8e0 net/vmw_vsock/af_vsock.c:1038
Code: 84 ed 0f 85 c4 00 00 00 e8 b3 03 99 f9 48 8d bb 90 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa c6 44 24 30 00 48 c1 ea 03 <80> 3c 02 00 0f 85 3f 01 00 00 48 8d 54 24 30 be 01 00 00 00 48 89
RSP: 0018:ffffc90004ff7868 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87dab90f
RDX: 0000000000000012 RSI: ffffffff87dab91d RDI: 0000000000000090
RBP: ffff88807b4e8800 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: ffff88807b4e8c2a R15: 0000000000000001
FS: 00007f65ae726700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3d6d5bb000 CR3: 0000000092ba1000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400