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android12-5.4 boot error: kernel panic: VFS: Unable to mount root fs on unknown-block(0,0)

Status: auto-closed as invalid on 2021/02/25 10:29
Reported-by: syzbot+4620bc357aa1464b8b26@syzkaller.appspotmail.com
First crash: 1493d, last: 1457d

Sample crash report:
NET: Registered protocol family 30
tipc: Started in single node mode
NET: Registered protocol family 40
IPI shorthand broadcast: enabled
AVX2 version of gcm_enc/dec engaged.
AES CTR mode by8 optimization enabled
sched_clock: Marking stable (3715248727, 21407514)->(3739214306, -2558065)
registered taskstats version 1
Loading compiled-in X.509 certificates
Key type ._fscrypt registered
Key type .fscrypt registered
Key type fscrypt-provisioning registered
cfg80211: Loading compiled-in X.509 certificates for regulatory database
cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
ALSA device list:
  No soundcards found.
VFS: Cannot open root device "sda1" or unknown-block(0,0): error -6
Please append a correct "root=" boot option; here are the available partitions:
0100            8192 ram0 
 (driver?)
0101            8192 ram1 
 (driver?)
0102            8192 ram2 
 (driver?)
0103            8192 ram3 
 (driver?)
0104            8192 ram4 
 (driver?)
0105            8192 ram5 
 (driver?)
0106            8192 ram6 
 (driver?)
0107            8192 ram7 
 (driver?)
0108            8192 ram8 
 (driver?)
0109            8192 ram9 
 (driver?)
010a            8192 ram10 
 (driver?)
010b            8192 ram11 
 (driver?)
010c            8192 ram12 
 (driver?)
010d            8192 ram13 
 (driver?)
010e            8192 ram14 
 (driver?)
010f            8192 ram15 
 (driver?)
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)
CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.4.80-syzkaller-00759-ge37aca80313f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1dd/0x24e lib/dump_stack.c:118
 panic+0x285/0x750 kernel/panic.c:221
 mount_block_root+0x295/0x3b5 init/do_mounts.c:457
 prepare_namespace+0x287/0x28c init/do_mounts.c:622
 kernel_init_freeable+0x311/0x3df init/main.c:1483
 kernel_init+0xd/0x3a0 init/main.c:1381
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:352
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (300):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/11/27 10:28 android12-5.4 e37aca80313f 5018c946 .config console log report ci2-android-5-4-kasan
2020/11/26 23:31 android12-5.4 6afeeb8e1ea1 5018c946 .config console log report ci2-android-5-4-kasan
2020/11/26 11:28 android12-5.4 6afeeb8e1ea1 2f1cec62 .config console log report ci2-android-5-4-kasan
2020/11/26 04:37 android12-5.4 6afeeb8e1ea1 2f1cec62 .config console log report ci2-android-5-4-kasan
2020/11/26 03:14 android12-5.4 6afeeb8e1ea1 3f581b43 .config console log report ci2-android-5-4-kasan
2020/11/25 22:44 android12-5.4 ff296ac85bbe 3f581b43 .config console log report ci2-android-5-4-kasan
2020/11/25 18:07 android12-5.4 77add8cf812b 3f581b43 .config console log report ci2-android-5-4-kasan
2020/11/25 18:07 android12-5.4 77add8cf812b 3f581b43 .config console log report ci2-android-5-4-kasan
2020/11/25 16:34 android12-5.4 865727a1ba5b 3f581b43 .config console log report ci2-android-5-4-kasan
2020/11/25 12:01 android12-5.4 865727a1ba5b 1a1f4bd8 .config console log report ci2-android-5-4-kasan
2020/11/25 03:51 android12-5.4 01d0d9a2d3e2 e34b696c .config console log report ci2-android-5-4-kasan
2020/11/24 19:59 android12-5.4 c3e816a56786 e34b696c .config console log report ci2-android-5-4-kasan
2020/11/24 16:54 android12-5.4 3cae7929da2e e34b696c .config console log report ci2-android-5-4-kasan
2020/11/24 15:44 android12-5.4 db8e75bc6852 e34b696c .config console log report ci2-android-5-4-kasan
2020/11/24 15:44 android12-5.4 db8e75bc6852 e34b696c .config console log report ci2-android-5-4-kasan
2020/11/24 03:41 android12-5.4 db8e75bc6852 1ab681a4 .config console log report ci2-android-5-4-kasan
2020/11/23 20:43 android12-5.4 db8e75bc6852 878fb17a .config console log report ci2-android-5-4-kasan
2020/11/23 14:47 android12-5.4 3a2413d0c1b4 878fb17a .config console log report ci2-android-5-4-kasan
2020/11/23 07:12 android12-5.4 3a2413d0c1b4 0d27f508 .config console log report ci2-android-5-4-kasan
2020/11/21 23:01 android12-5.4 851487b0a447 0d27f508 .config console log report ci2-android-5-4-kasan
2020/11/21 10:58 android12-5.4 851487b0a447 c7ec2d19 .config console log report ci2-android-5-4-kasan
2020/11/20 17:23 android12-5.4 851487b0a447 68068804 .config console log report ci2-android-5-4-kasan
2020/11/20 16:23 android12-5.4 b5699f3f5741 0767f13f .config console log report ci2-android-5-4-kasan
2020/11/20 13:14 android12-5.4 9dc94348293d 0767f13f .config console log report ci2-android-5-4-kasan
2020/11/19 19:13 android12-5.4 7adeb94694a6 0767f13f .config console log report ci2-android-5-4-kasan
2020/11/19 14:21 android12-5.4 c1043053ef4e 0767f13f .config console log report ci2-android-5-4-kasan
2020/11/19 10:03 android12-5.4 995c8a7a0161 0767f13f .config console log report ci2-android-5-4-kasan
2020/11/19 10:03 android12-5.4 995c8a7a0161 0767f13f .config console log report ci2-android-5-4-kasan
2020/11/19 05:53 android12-5.4 5f5468f9ff51 0767f13f .config console log report ci2-android-5-4-kasan
2020/11/18 18:03 android12-5.4 59739294879a 0767f13f .config console log report ci2-android-5-4-kasan
2020/11/17 21:42 android12-5.4 59739294879a 09323409 .config console log report ci2-android-5-4-kasan
2020/11/17 09:39 android12-5.4 59739294879a bd2a760b .config console log report ci2-android-5-4-kasan
2020/11/14 21:30 android12-5.4 59739294879a 1bf9a662 .config console log report ci2-android-5-4-kasan
2020/11/14 17:10 android12-5.4 0b90908929b3 1bf9a662 .config console log report ci2-android-5-4-kasan
2020/11/14 16:40 android12-5.4 e832b9a1a265 1bf9a662 .config console log report ci2-android-5-4-kasan
2020/11/14 12:30 android12-5.4 18883789d143 1bf9a662 .config console log report ci2-android-5-4-kasan
2020/11/14 10:00 android12-5.4 5d4d148516fe 1bf9a662 .config console log report ci2-android-5-4-kasan
2020/11/13 23:11 android12-5.4 b09db6e49ca1 1bf9a662 .config console log report ci2-android-5-4-kasan
2020/11/13 11:06 android12-5.4 b09db6e49ca1 4a7fa9b4 .config console log report ci2-android-5-4-kasan
2020/11/13 07:59 android12-5.4 b09db6e49ca1 16fca0c8 .config console log report ci2-android-5-4-kasan
2020/11/13 04:23 android12-5.4 c3ecde776d0b 16fca0c8 .config console log report ci2-android-5-4-kasan
2020/11/13 00:53 android12-5.4 7c2227bd39b9 16fca0c8 .config console log report ci2-android-5-4-kasan
2020/11/12 23:03 android12-5.4 0a97e75fe010 16fca0c8 .config console log report ci2-android-5-4-kasan
2020/11/12 18:21 android12-5.4 0a97e75fe010 77a55c8e .config console log report ci2-android-5-4-kasan
2020/11/12 10:51 android12-5.4 f88a4bcfffab 77a55c8e .config console log report ci2-android-5-4-kasan
2020/11/12 02:31 android12-5.4 f88a4bcfffab cca87986 .config console log report ci2-android-5-4-kasan
2020/11/11 20:10 android12-5.4 fe746b6b6598 cca87986 .config console log report ci2-android-5-4-kasan
2020/10/21 23:20 android12-5.4 45a5b53a3536 be6b1582 .config console log report ci2-android-5-4-kasan
* Struck through repros no longer work on HEAD.