Oops: general protection fault, probably for non-canonical address 0xeac826e83f43c1fe: 0000 [#1] SMP KASAN PTI KASAN: maybe wild-memory-access in range [0x56415741fa1e0ff0-0x56415741fa1e0ff7] CPU: 1 UID: 0 PID: 10564 Comm: syz.1.2975 Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026 RIP: 0010:module_is_live include/linux/module.h:612 [inline] RIP: 0010:try_module_get+0x23/0xd0 kernel/module/main.c:913 Code: 90 90 90 90 90 90 90 f3 0f 1e fa 48 85 ff 0f 84 9b 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 55 48 c1 ea 03 53 48 89 fb <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 89 00 00 00 83 3b 02 74 67 48 RSP: 0018:ffffc90003ebf8b8 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 56415741fa1e0ff3 RCX: ffffc90018c6d000 RDX: 0ac82ae83f43c1fe RSI: ffffffff87da7840 RDI: 56415741fa1e0ff3 RBP: ffff8880297f7000 R08: 0000000000000001 R09: fffffbfff1f97795 R10: ffffffff8fcbbcaf R11: 0000000000000000 R12: ffff8880774d8c40 R13: ffffffff8a03c4f0 R14: ffff888029b0bbb8 R15: ffff8880774d8c88 FS: 00007f6a140f56c0(0000) GS:ffff8881246bf000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b33605ff8 CR3: 000000002e8bc000 CR4: 00000000003526f0 Call Trace: dvb_device_open+0x124/0x3b0 drivers/media/dvb-core/dvbdev.c:103 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: 0033:0x7f6a1319bf79 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f6a140f5028 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f6a13415fa0 RCX: 00007f6a1319bf79 RDX: 0000000000000001 RSI: 0000200000000080 RDI: ffffffffffffff9c RBP: 00007f6a132327e0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f6a13416038 R14: 00007f6a13415fa0 R15: 00007ffffda8e848 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:module_is_live include/linux/module.h:612 [inline] RIP: 0010:try_module_get+0x23/0xd0 kernel/module/main.c:913 Code: 90 90 90 90 90 90 90 f3 0f 1e fa 48 85 ff 0f 84 9b 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 55 48 c1 ea 03 53 48 89 fb <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 89 00 00 00 83 3b 02 74 67 48 RSP: 0018:ffffc90003ebf8b8 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 56415741fa1e0ff3 RCX: ffffc90018c6d000 RDX: 0ac82ae83f43c1fe RSI: ffffffff87da7840 RDI: 56415741fa1e0ff3 RBP: ffff8880297f7000 R08: 0000000000000001 R09: fffffbfff1f97795 R10: ffffffff8fcbbcaf R11: 0000000000000000 R12: ffff8880774d8c40 R13: ffffffff8a03c4f0 R14: ffff888029b0bbb8 R15: ffff8880774d8c88 FS: 00007f6a140f56c0(0000) GS:ffff8881245bf000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005616127c1950 CR3: 000000002e8bc000 CR4: 00000000003526f0 ---------------- Code disassembly (best guess): 0: 90 nop 1: 90 nop 2: 90 nop 3: 90 nop 4: 90 nop 5: 90 nop 6: 90 nop 7: f3 0f 1e fa endbr64 b: 48 85 ff test %rdi,%rdi e: 0f 84 9b 00 00 00 je 0xaf 14: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 1b: fc ff df 1e: 48 89 fa mov %rdi,%rdx 21: 55 push %rbp 22: 48 c1 ea 03 shr $0x3,%rdx 26: 53 push %rbx 27: 48 89 fb mov %rdi,%rbx * 2a: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax <-- trapping instruction 2e: 84 c0 test %al,%al 30: 74 08 je 0x3a 32: 3c 03 cmp $0x3,%al 34: 0f 8e 89 00 00 00 jle 0xc3 3a: 83 3b 02 cmpl $0x2,(%rbx) 3d: 74 67 je 0xa6 3f: 48 rex.W