ecryptfs_validate_options: You must supply at least one valid auth tok signature as a mount parameter; see the eCryptfs README
Error validating options; rc = [-22]
Oops: general protection fault, probably for non-canonical address 0xfbd5a5d5a0000000: 0000 [#1] SMP KASAN NOPTI
KASAN: maybe wild-memory-access in range [0xdead4ead00000000-0xdead4ead00000007]
CPU: 0 UID: 0 PID: 7205 Comm: syz.1.9429 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:dvb_device_open+0x111/0x3b0 drivers/media/dvb-core/dvbdev.c:103
Code: 00 0f 85 4c 02 00 00 4c 8b 6d 18 4d 85 ed 0f 84 0e 02 00 00 e8 e0 e7 1b fa 4c 89 ea 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 75 02 00 00 49 8b 7d 00 e8 0c aa 04 fa 31 ff 89
RSP: 0018:ffffc900034b78d0 EFLAGS: 00010a06
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9002bf19000
RDX: 1bd5a9d5a0000000 RSI: ffffffff87ecf820 RDI: ffff88802f2c0618
RBP: ffff88802f2c0600 R08: 0000000000000001 R09: fffffbfff1fd9eb1
R10: ffffffff8fecf58f R11: 0000000000000000 R12: ffff888025eb8700
R13: dead4ead00000000 R14: ffff88802e9def78 R15: ffff888025eb8748
FS:  00007fe66b7f26c0(0000) GS:ffff8880d633f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe66b7f0f00 CR3: 0000000065707000 CR4: 0000000000352ef0
DR0: ffffffffffffffff DR1: 00000000000001f8 DR2: 0000000000000083
DR3: ffffffffefffff15 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 chrdev_open+0x234/0x6a0 fs/char_dev.c:411
 do_dentry_open+0x6d8/0x1660 fs/open.c:949
 vfs_open+0x82/0x3f0 fs/open.c:1081
 do_open fs/namei.c:4671 [inline]
 path_openat+0x208c/0x31a0 fs/namei.c:4830
 do_file_open+0x20e/0x430 fs/namei.c:4859
 do_sys_openat2+0x10d/0x1e0 fs/open.c:1366
 do_sys_open fs/open.c:1372 [inline]
 __do_sys_openat fs/open.c:1388 [inline]
 __se_sys_openat fs/open.c:1383 [inline]
 __x64_sys_openat+0x12d/0x210 fs/open.c:1383
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe66a95cfce
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007fe66b7f1b28 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fe66b7f26c0 RCX: 00007fe66a95cfce
RDX: 0000000000000002 RSI: 00007fe66b7f1c00 RDI: ffffffffffffff9c
RBP: 00007fe66b7f1c00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: cccccccccccccccd
R13: 00007fe66ac16038 R14: 00007fe66ac15fa0 R15: 00007ffcdea6b218
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:dvb_device_open+0x111/0x3b0 drivers/media/dvb-core/dvbdev.c:103
Code: 00 0f 85 4c 02 00 00 4c 8b 6d 18 4d 85 ed 0f 84 0e 02 00 00 e8 e0 e7 1b fa 4c 89 ea 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 75 02 00 00 49 8b 7d 00 e8 0c aa 04 fa 31 ff 89
RSP: 0018:ffffc900034b78d0 EFLAGS: 00010a06
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9002bf19000
RDX: 1bd5a9d5a0000000 RSI: ffffffff87ecf820 RDI: ffff88802f2c0618
RBP: ffff88802f2c0600 R08: 0000000000000001 R09: fffffbfff1fd9eb1
R10: ffffffff8fecf58f R11: 0000000000000000 R12: ffff888025eb8700
R13: dead4ead00000000 R14: ffff88802e9def78 R15: ffff888025eb8748
FS:  00007fe66b7f26c0(0000) GS:ffff8880d633f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe66b7f0f00 CR3: 0000000065707000 CR4: 0000000000352ef0
DR0: ffffffffffffffff DR1: 00000000000001f8 DR2: 0000000000000083
DR3: ffffffffefffff15 DR6: 00000000ffff0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	00 0f                	add    %cl,(%rdi)
   2:	85 4c 02 00          	test   %ecx,0x0(%rdx,%rax,1)
   6:	00 4c 8b 6d          	add    %cl,0x6d(%rbx,%rcx,4)
   a:	18 4d 85             	sbb    %cl,-0x7b(%rbp)
   d:	ed                   	in     (%dx),%eax
   e:	0f 84 0e 02 00 00    	je     0x222
  14:	e8 e0 e7 1b fa       	call   0xfa1be7f9
  19:	4c 89 ea             	mov    %r13,%rdx
  1c:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  23:	fc ff df
  26:	48 c1 ea 03          	shr    $0x3,%rdx
* 2a:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1) <-- trapping instruction
  2e:	0f 85 75 02 00 00    	jne    0x2a9
  34:	49 8b 7d 00          	mov    0x0(%r13),%rdi
  38:	e8 0c aa 04 fa       	call   0xfa04aa49
  3d:	31 ff                	xor    %edi,%edi
  3f:	89                   	.byte 0x89