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: 0 PID: 2435 Comm: syz-executor.5 Not tainted 5.4.161-syzkaller-00035-g3307e1a05838 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:ioctl_permit_fill fs/incfs/pseudo_files.c:153 [inline]
RIP: 0010:pending_reads_dispatch_ioctl+0x855/0x29e0 fs/incfs/pseudo_files.c:1026
Code: 61 91 85 ff 49 c7 c7 f9 ff ff ff 48 8b 5c 24 38 e9 e7 07 00 00 49 8d 5e 28 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 48 89 df e8 6d ad b2 ff 48 c7 c0 c0 39 dd 84 48
RSP: 0018:ffff8881ec307cf8 EFLAGS: 00010206
RAX: 0000000000000005 RBX: 0000000000000028 RCX: dffffc0000000000
RDX: ffffc9000777d000 RSI: 000000000000001e RDI: 000000000000001f
RBP: 0000000000000000 R08: ffffffff8198c3a6 R09: ffffed103d860fb3
R10: ffffed103d860fb3 R11: 0000000000000000 R12: 0000000040046721
R13: ffff888190350c20 R14: 0000000000000000 R15: 1ffff1103206a184
FS:  00007f3c8a4fd700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000190512000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_vfs_ioctl+0x6fb/0x15b0 fs/ioctl.c:47
 ksys_ioctl fs/ioctl.c:742 [inline]
 __do_sys_ioctl fs/ioctl.c:749 [inline]
 __se_sys_ioctl fs/ioctl.c:747 [inline]
 __x64_sys_ioctl+0xd4/0x110 fs/ioctl.c:747
 do_syscall_64+0xcb/0x1e0 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f3c8b387059
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f3c8a4fd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f3c8b499f60 RCX: 00007f3c8b387059
RDX: 0000000020000000 RSI: 0000000040046721 RDI: 0000000000000004
RBP: 00007f3c8b3e108d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff6ea3a10f R14: 00007f3c8a4fd300 R15: 0000000000022000
Modules linked in:
---[ end trace 58bdefab0dd7e98d ]---
RIP: 0010:ioctl_permit_fill fs/incfs/pseudo_files.c:153 [inline]
RIP: 0010:pending_reads_dispatch_ioctl+0x855/0x29e0 fs/incfs/pseudo_files.c:1026
Code: 61 91 85 ff 49 c7 c7 f9 ff ff ff 48 8b 5c 24 38 e9 e7 07 00 00 49 8d 5e 28 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 48 89 df e8 6d ad b2 ff 48 c7 c0 c0 39 dd 84 48
RSP: 0018:ffff8881ec307cf8 EFLAGS: 00010206
RAX: 0000000000000005 RBX: 0000000000000028 RCX: dffffc0000000000
RDX: ffffc9000777d000 RSI: 000000000000001e RDI: 000000000000001f
RBP: 0000000000000000 R08: ffffffff8198c3a6 R09: ffffed103d860fb3
R10: ffffed103d860fb3 R11: 0000000000000000 R12: 0000000040046721
R13: ffff888190350c20 R14: 0000000000000000 R15: 1ffff1103206a184
FS:  00007f3c8a4fd700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000190512000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess), 1 bytes skipped:
   0:	91                   	xchg   %eax,%ecx
   1:	85 ff                	test   %edi,%edi
   3:	49 c7 c7 f9 ff ff ff 	mov    $0xfffffffffffffff9,%r15
   a:	48 8b 5c 24 38       	mov    0x38(%rsp),%rbx
   f:	e9 e7 07 00 00       	jmpq   0x7fb
  14:	49 8d 5e 28          	lea    0x28(%r14),%rbx
  18:	48 89 d8             	mov    %rbx,%rax
  1b:	48 c1 e8 03          	shr    $0x3,%rax
  1f:	48 b9 00 00 00 00 00 	movabs $0xdffffc0000000000,%rcx
  26:	fc ff df
* 29:	80 3c 08 00          	cmpb   $0x0,(%rax,%rcx,1) <-- trapping instruction
  2d:	74 08                	je     0x37
  2f:	48 89 df             	mov    %rbx,%rdi
  32:	e8 6d ad b2 ff       	callq  0xffb2ada4
  37:	48 c7 c0 c0 39 dd 84 	mov    $0xffffffff84dd39c0,%rax
  3e:	48                   	rex.W