Oops: general protection fault, probably for non-canonical address 0xdffffc0000000be7: 0000 [#1] SMP KASAN PTI KASAN: probably user-memory-access in range [0x0000000000005f38-0x0000000000005f3f] CPU: 0 UID: 0 PID: 5778 Comm: syz.2.9 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:vivid_probe+0x6421/0x70c0 drivers/media/test-drivers/vivid/vivid-core.c:2119 Code: 30 42 80 3c 28 00 74 08 4c 89 ff e8 a9 44 c0 f9 4c 89 7c 24 08 49 8b 07 48 89 04 24 4c 8d b8 39 5f 00 00 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 88 05 00 00 41 80 3f 00 0f 84 98 02 00 RSP: 0018:ffffc90004d678c0 EFLAGS: 00010206 RAX: 0000000000000be7 RBX: 0000000000000003 RCX: 0000000000080000 RDX: ffffc900062f3000 RSI: 000000000007759d RDI: 000000000007759e RBP: ffffc90004d67af0 R08: ffffffff909ac37f R09: 1ffffffff213586f R10: dffffc0000000000 R11: fffffbfff2135870 R12: 0000000000000002 R13: dffffc0000000000 R14: 0000000000000003 R15: 0000000000005f39 FS: 00007fa7592236c0(0000) GS:ffff8881248ab000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000557e2e1a2168 CR3: 0000000079e0c000 CR4: 00000000003526f0 Call Trace: platform_probe+0xf9/0x190 drivers/base/platform.c:1507 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x254/0xae0 drivers/base/dd.c:706 __driver_probe_device+0x1e8/0x360 drivers/base/dd.c:868 device_driver_attach+0xe0/0x1d0 drivers/base/dd.c:1203 bind_store+0x1d0/0x220 drivers/base/bus.c:267 kernfs_fop_write_iter+0x3a4/0x540 fs/kernfs/file.c:345 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x612/0xba0 fs/read_write.c:687 ksys_write+0x150/0x270 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa75839e0d9 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:00007fa759223028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fa758626090 RCX: 00007fa75839e0d9 RDX: 0000000000000006 RSI: 0000200000000300 RDI: 0000000000000006 RBP: 00007fa758435024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fa758626128 R14: 00007fa758626090 R15: 00007ffd1619b0f8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:vivid_probe+0x6421/0x70c0 drivers/media/test-drivers/vivid/vivid-core.c:2119 Code: 30 42 80 3c 28 00 74 08 4c 89 ff e8 a9 44 c0 f9 4c 89 7c 24 08 49 8b 07 48 89 04 24 4c 8d b8 39 5f 00 00 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 88 05 00 00 41 80 3f 00 0f 84 98 02 00 RSP: 0018:ffffc90004d678c0 EFLAGS: 00010206 RAX: 0000000000000be7 RBX: 0000000000000003 RCX: 0000000000080000 RDX: ffffc900062f3000 RSI: 000000000007759d RDI: 000000000007759e RBP: ffffc90004d67af0 R08: ffffffff909ac37f R09: 1ffffffff213586f R10: dffffc0000000000 R11: fffffbfff2135870 R12: 0000000000000002 R13: dffffc0000000000 R14: 0000000000000003 R15: 0000000000005f39 FS: 00007fa7592236c0(0000) GS:ffff8881248ab000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd007aef52 CR3: 0000000079e0c000 CR4: 00000000003526f0 ---------------- Code disassembly (best guess): 0: 30 42 80 xor %al,-0x80(%rdx) 3: 3c 28 cmp $0x28,%al 5: 00 74 08 4c add %dh,0x4c(%rax,%rcx,1) 9: 89 ff mov %edi,%edi b: e8 a9 44 c0 f9 call 0xf9c044b9 10: 4c 89 7c 24 08 mov %r15,0x8(%rsp) 15: 49 8b 07 mov (%r15),%rax 18: 48 89 04 24 mov %rax,(%rsp) 1c: 4c 8d b8 39 5f 00 00 lea 0x5f39(%rax),%r15 23: 4c 89 f8 mov %r15,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 0f b6 04 28 movzbl (%rax,%r13,1),%eax <-- trapping instruction 2f: 84 c0 test %al,%al 31: 0f 85 88 05 00 00 jne 0x5bf 37: 41 80 3f 00 cmpb $0x0,(%r15) 3b: 0f .byte 0xf 3c: 84 .byte 0x84 3d: 98 cwtl 3e: 02 00 add (%rax),%al