general protection fault, probably for non-canonical address 0xe000080fe8d869e0: 0000 [#1] PREEMPT SMP KASAN
KASAN: probably user-memory-access in range [0x0000607f46c34f00-0x0000607f46c34f07]
CPU: 1 PID: 6403 Comm: syz.1.493 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:module_is_live include/linux/module.h:563 [inline]
RIP: 0010:try_module_get+0x2d/0xf0 kernel/module.c:1076
Code: 41 56 53 48 85 ff 0f 84 95 00 00 00 48 89 fb 49 bf 00 00 00 00 00 fc ff df bf 01 00 00 00 e8 9a 35 e4 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 75 7e 83 3b 02 74 75 4c 8d b3 90 03 00 00 4c
RSP: 0018:ffffc90003347788 EFLAGS: 00010202
RAX: 00000c0fe8d869e0 RBX: 0000607f46c34f00 RCX: ffffffff962dcf00
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffffff816e3c66
RBP: 1ffff110053b1f43 R08: ffffffff8cfc22af R09: 1ffffffff19f8455
R10: dffffc0000000000 R11: fffffbfff19f8456 R12: ffff888029d8fa18
R13: ffff8880279a9e00 R14: ffff88802a593f58 R15: dffffc0000000000
FS:  00007f5718c936c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000007ef42000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 dvb_device_open+0xf1/0x370 drivers/media/dvb-core/dvbdev.c:113
 chrdev_open+0x5c5/0x6a0 fs/char_dev.c:414
 do_dentry_open+0x7ff/0xf80 fs/open.c:826
 do_open fs/namei.c:3616 [inline]
 path_openat+0x26f5/0x2fa0 fs/namei.c:3750
 do_filp_open+0x1e2/0x410 fs/namei.c:3777
 do_sys_openat2+0x150/0x4b0 fs/open.c:1255
 do_sys_open fs/open.c:1271 [inline]
 __do_sys_openat fs/open.c:1287 [inline]
 __se_sys_openat fs/open.c:1282 [inline]
 __x64_sys_openat+0x135/0x160 fs/open.c:1282
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f571a9fa68e
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:00007f5718c92b28 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f5718c936c0 RCX: 00007f571a9fa68e
RDX: 0000000000000002 RSI: 00007f5718c92c00 RDI: ffffffffffffff9c
RBP: 00007f5718c92c00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: cccccccccccccccd
R13: 00007f571acb3038 R14: 00007f571acb2fa0 R15: 00007ffca1d88668
 </TASK>
Modules linked in:
---[ end trace 75ceb4ef70447445 ]---
RIP: 0010:module_is_live include/linux/module.h:563 [inline]
RIP: 0010:try_module_get+0x2d/0xf0 kernel/module.c:1076
Code: 41 56 53 48 85 ff 0f 84 95 00 00 00 48 89 fb 49 bf 00 00 00 00 00 fc ff df bf 01 00 00 00 e8 9a 35 e4 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 75 7e 83 3b 02 74 75 4c 8d b3 90 03 00 00 4c
RSP: 0018:ffffc90003347788 EFLAGS: 00010202
RAX: 00000c0fe8d869e0 RBX: 0000607f46c34f00 RCX: ffffffff962dcf00
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffffff816e3c66
RBP: 1ffff110053b1f43 R08: ffffffff8cfc22af R09: 1ffffffff19f8455
R10: dffffc0000000000 R11: fffffbfff19f8456 R12: ffff888029d8fa18
R13: ffff8880279a9e00 R14: ffff88802a593f58 R15: dffffc0000000000
FS:  00007f5718c936c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000007ef42000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	41 56                	push   %r14
   2:	53                   	push   %rbx
   3:	48 85 ff             	test   %rdi,%rdi
   6:	0f 84 95 00 00 00    	je     0xa1
   c:	48 89 fb             	mov    %rdi,%rbx
   f:	49 bf 00 00 00 00 00 	movabs $0xdffffc0000000000,%r15
  16:	fc ff df
  19:	bf 01 00 00 00       	mov    $0x1,%edi
  1e:	e8 9a 35 e4 ff       	call   0xffe435bd
  23:	48 89 d8             	mov    %rbx,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 0f b6 04 38       	movzbl (%rax,%r15,1),%eax <-- trapping instruction
  2f:	84 c0                	test   %al,%al
  31:	75 7e                	jne    0xb1
  33:	83 3b 02             	cmpl   $0x2,(%rbx)
  36:	74 75                	je     0xad
  38:	4c 8d b3 90 03 00 00 	lea    0x390(%rbx),%r14
  3f:	4c                   	rex.WR