Undecimus: 11.2.6 iPhone 6 crashes due to Qilin having no support for this device.

Created on 20 Oct 2018  Â·  58Comments  Â·  Source: pwn20wndstuff/Undecimus

Jailbreak never succeeds.
App crashes at either 3/50 or 5/50 using MP exploit signed app, from discord.
Delectra'd,all tweaks deleted and there were no significant tweaks before. Tried before and after running delectra.
App crashing generates no logs.
VFS either reboots(exploit fails) or app crashes(when exploit succeeds I suppose).
It's not happening only to me, other users are reporting the same problem on discord. with same device.
(Might be 4k related?)

Bug help wanted known issue need more info pinned

Most helpful comment

To all future visitors of this issue, error 60 is NOT what’s being discussed here. If unc0ver doesn’t get past step 1 and/or shows error 60, that is not an error, that’s the exploit failing, and we can’t do anything about this.

What’s being discussed here is the app crashing AFTER step 1 due to missing support from QiLin.

All 58 comments

try enabling the "increase memory limit" switch in settings

try enabling the "increase memory limit" switch in settings

same issue, crashes at 3/50

Unfortunately I am experiencing the exact same issue with exact same version of OS and phone.

Update:
After 1.0.2 I get Errno: 60
Test : Mach_Port_Valid(tfp0)
Exploit failed. Reboot and try again.
This happens every time. After pressing ok, app crashes.
Looks like 1.0.2 added an error warning, nice to see stuff getting adressed.

1.0.3 makes the app crash again at 5/51 with no error messages.

Update:
After 1.0.2 I get Errno: 60
Test : Mach_Port_Valid(tfp0)
Exploit failed. Reboot and try again.
This happens every time. After pressing ok, app crashes.
Looks like 1.0.2 added an error warning, nice to see stuff getting adressed.

You fiugure this out? I get same error after phone died and rebooted

No body solves this problems?

Can someone with this issue tap “share diagnostics” and send the diagnostics.plist file here please?

Honestly i just reset all network and content after backing up to computer AND cloud. Then restored from backup. If you get a white screen after setup that says press home to upgrade it’s just “upgrading” to that version you had when you restored. That’s how mine was. I spent hours researching afraid to push home. Finally gave up and just did it and version stayed at 11.3.1

I’ll try to jailbreak right now and see if the error is gone

Can someone with this issue tap “share diagnostics” and send the diagnostics.plist file here please?

sure, there you go
https://pastebin.com/dua1u0wK

Again, no crash logs are saved on Settings > Privacy > Analytics > Analytics Data, app just crashes and nothing is saved.

Did you sign unc0ver yourself with an Apple developer account, or did you get it from a signing service? Because the signing services messed up and broke MP (this is an issue on their end, and I think it’s the third or fourth time they’ve done this)

If you signed it yourself, please reply, but if not, there’s nothing we can do about this.

Did you sign unc0ver yourself with an Apple developer account, or did you get it from a signing service? Because the signing services messed up and broke MP (this is an issue on their end, and I think it’s the third or fourth time they’ve done this)

If you signed it yourself, please reply, but if not, there’s nothing we can do about this.

I've used a third party BUT this has happened in EVERY SINGLE unc0ver iteration, even in iterations where mp works for others.
Vfs presents the same problem, when exploit succeeds app crashes, when it fails, device reboots, so it is definitely not signing related.

Vfs presents the same problem, when exploit succeeds app crashes, when it fails, device reboots, so it is definitely not signing related.

please sign unc0ver with Impactor to make sure of this.

When you say "when exploit succeeds app crashes", how do you know if the exploit has succeeded or not?

Download ipa from where?

Juan Rodriguez

On Nov 16, 2018, at 5:42 PM, Sam Gardner notifications@github.com wrote:

Vfs presents the same problem, when exploit succeeds app crashes, when it fails, device reboots, so it is definitely not signing related.

please sign unc0ver with Impactor to make sure of this.

When you say "when exploit succeeds app crashes", how do you know if the exploit has succeeded or not?

—
You are receiving this because you commented.
Reply to this email directly, view it on GitHub, or mute the thread.

Vfs presents the same problem, when exploit succeeds app crashes, when it fails, device reboots, so it is definitely not signing related.

please sign unc0ver with Impactor to make sure of this.

When you say "when exploit succeeds app crashes", how do you know if the exploit has succeeded or not?

I've signed with Impactor before but I did it again. Used vfs and same thing happened again. But this time, it generated a crash log(🤷)
The app presents the same behaviour as MP when it succeeds, crashes at either 3 or 5. When it fails, it reboots.
Crash log https://pastebin.com/TYYZ0zLz

Same issue here, tried building and running to get debug log, iPhone 6 11.2.6 signed with developer certificate and multipath entitlement enabled, the debugger output at the point of the crash is:

Initializing QiLin...
Here - Kernel Base: 0xfffffff016a04000
2018-11-23 15:03:02.543747+0000 Undecimus[454:16249] ERROR: Unable to compress kernelcache (is it still LZSS?) - this is not fatal, but means you have to hardcode symbols until J updates.. Sorry.
2018-11-23 15:03:02.543839+0000 Undecimus[454:16249] STATUS: Loading symbols...

So any update on this

I've not managed to figure anything out, however if you just want a jailbreak Electra is working

2018-11-23 15:03:02.543747+0000 Undecimus[454:16249] ERROR: Unable to compress kernelcache (is it still LZSS?) - this is not fatal, but means you have to hardcode symbols until J updates.. Sorry.

so this is very interesting, and I have seen this before, unfortunately if Levin didn't support your device/firmware combo in QiLin, this isn't something that we can fix, I'm not sure if @pwn20wndstuff has the source to QiLin or not, and even if he does, I dont know if he knows how to add support, especially considering he doesn't have an iPhone 6

I had a feeling that would be the case, its not really worth any major investment of time, especially when Electra works fine on those devices. Time is much better spent working on things that will benefit the majority

I am having the exact same issue haven’t been able to sign with service apps. Tried to sign myself but found some new roadblocks I’ve never seen before. Having to sign up developer again and still unable to.

Possible Error 60 fix:
my friend had this issue. fix make sure unc0ver is updated all the way. (1.1.4)
Jailbreak without airplane mode on. (So jailbreak with wifi or data ON. )
This worked for him. hope it helps.

To all future visitors of this issue, error 60 is NOT what’s being discussed here. If unc0ver doesn’t get past step 1 and/or shows error 60, that is not an error, that’s the exploit failing, and we can’t do anything about this.

What’s being discussed here is the app crashing AFTER step 1 due to missing support from QiLin.

I don't suppose commit 015cb0a addresses this does it?

It does not, that fixes #99

This happens to me, I have to use Electra. Any fix?

This happens to me, I have to use Electra. Any fix?

wait for a QiLin update that'll come soon.

wait for a QiLin update that'll come soon.

Source?

@clarityzzz @fioute @jrod5673 @me246813579 @tonyelliot827 @jayb1239 Can all of you test v2.1.0 and see if the Qilin issue still occurs? Please post back results ASAP. I want to close this issue if possible.

@Cryptiiiic tried and no. Qilin hasn't been updated yet.

Ok what fixed it for me. Uncheck allllllk voces except the last three

@jrod5673 not for us since Qilin does not support i6 on 11.2.6.

@Cryptiiiic No, still not working for me

@me246813579

Please share your diagnostics to google drive/Dropbox/etc and send the link here.

@me246813579

Please share your diagnostics to google drive/Dropbox/etc and send the link here.

Qiliin has no support for the device version.
https://pastebin.com/TYYZ0zLz crash log from app and on this issue
"Initializing QiLin...
Here - Kernel Base: 0xfffffff016a04000
2018-11-23 15:03:02.543747+0000 Undecimus[454:16249] ERROR: Unable to compress kernelcache (is it still LZSS?) - this is not fatal, but means you have to hardcode symbols until J updates.. Sorry.
2018-11-23 15:03:02.543839+0000 Undecimus[454:16249] STATUS: Loading symbols..."

So how come Electra works, but Unc0ver doesn't?

So how come Electra works, but Unc0ver doesn't?

Electra doesn’t use Qilin.

unc0ver doesn’t use qilin as of version 2.1.0

can someone please send me a FULL diagnostics. I appreciate the log but I’d like to see more info.

Ah, I see. Unfortunately, it is my friends phone, and I can't get it right now. I will post logs when I can, but it may be a while. Where do I get the logs from?

Reproduce the issue, then immediately open unc0ver and tap “Share Diagnostics”

Ok, thanks. I think I can post it tomorrow sometime

@Samgisaninja Will try to get logs for you shortly if I get chance, I can confirm what @me246813579 is saying, I tried 2-3 days ago with the same error, built from the 'develop' branch.

@Samgisaninja here is the plist generated from the "Share Diagnostics" within the app. Generated using the latest ipa release as I thought it would be more helpful and would cover the most common use case.

https://ufile.io/po303

Thanks

Latest diagnostics from 2.1.1, still crashes the same way
@Samgisaninja

diagnostics (1).txt

@clarityzzz remind me to send a debug ipa when I get home. It will have the assert remove on the qilin part.

@Cryptiiiic I think #219 already did that and it failed, if you can, please send me an ipa, my hackintosh build is currently broken

@clarityzzz someone just send me an ipa. Try this

@Cryptiiiic

@clarityzzz send diagnostics from the assert removed ipa please.

@clarityzzz send diagnostics from the assert removed ipa please.

In an hour or so I’ll send them, as soon as I get the phone.

Can somebody try this version of Unc0ver

diagnostics.plist.txt
crash on stage 6
this is 2 logs in one, first from the 14th is from the old ipa, the one from the 19th is from the new ipa.

Latest 2.2.0 beta solves the issue, thank you!
Had a crash on 31 where Cydia can't be installed, probably due to Electra.

@clarityzzz I had the same issue, well slightly worse as I had a failed attempt to remove electra leaving me in a half and half state with no access to ssh etc. If you have SSH run deelectra or one of the other clean up scripts, if not then you need to get creative.

@clarityzzz I had the same issue, well slightly worse as I had a failed attempt to remove electra leaving me in a half and half state with no access to ssh etc. If you have SSH run deelectra or one of the other clean up scripts, if not then you need to get creative.

Me too. I had no ssh, Electra crashed on 2/3 and u0 gave me failed to extract bootstrap.
I just made a modded unc0ver with delectra built in. Electra works, now I just need to delete some u0 files that are making the bootstrap extraction fail and it'll be solved.

@clarityzzz @jayb1239 b8 of 2.2.0 may fix the issue.

@clarityzzz @jayb1239 b8 of 2.2.0 may fix the issue.

Issue has been closed and indeed it's fixed.

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