Debian GNU/Linux 11 syzkaller ttyS0

Warning: Permanently added '[localhost]:29602' (ECDSA) to the list of known hosts.
2025/05/13 18:40:41 fuzzer started
2025/05/13 18:40:42 dialing manager at localhost:37615
2025/05/13 18:40:42 checking machine...
2025/05/13 18:40:42 checking revisions...
syzkaller login: [   86.104590] kmemleak: Automatic memory scanning thread ended
2025/05/13 18:40:42 testing simple program...
[   86.256218] cgroup: Unknown subsys name 'net'
[   86.504033] cgroup: Unknown subsys name 'cpuset'
[   86.560325] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
executing program
executing program
executing program
[  101.784988] audit: type=1400 audit(1747161658.208:7): avc:  denied  { execmem } for  pid=274 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
[  102.939376] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[  102.942164] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[  102.945462] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[  102.952186] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[  102.956752] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
executing program
[  105.023977] Bluetooth: hci0: command tx timeout
executing program
[  107.072416] Bluetooth: hci0: command tx timeout
[  109.119454] Bluetooth: hci0: command tx timeout
executing program
[  111.168171] Bluetooth: hci0: command tx timeout
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[  134.859225] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  134.860687] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  134.992592] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  134.993800] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2025/05/13 18:41:32 Manager.Check call failed: machine check failed: got no coverage:
[  135.996115] syz-executor.0 (275) used greatest stack depth: 24736 bytes left

VM DIAGNOSIS:
18:41:32  Registers:
info registers vcpu 0
RAX=0000000000000001 RBX=ffff8880171ffd88 RCX=ffffffff81950bb8 RDX=ffffea000071ea40
RSI=0000000000000008 RDI=ffffea000071ea40 RBP=ffff88800b29fa00 RSP=ffff8880171ffb80
R8 =0000000000000000 R9 =fffff940000e3d48 R10=ffffea000071ea47 R11=0000000000000001
R12=ffffea000071ea40 R13=0000000000000000 R14=ffffea000071ea40 R15=000000000000739c
RIP=ffffffff81950bbb RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 00000000 00000000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0000 0000000000000000 00000000 00000000
DS =0000 0000000000000000 00000000 00000000
FS =0000 00007ff75ef66900 00000000 00000000
GS =0000 ffff8880e5aab000 00000000 00000000
LDT=0000 fffffe5800000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT=     fffffe0000001000 0000007f
IDT=     fffffe0000000000 00000fff
CR0=80050033 CR2=0000557f384fa268 CR3=000000000a90b000 CR4=00350ef0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
XMM00=00000000000000000000000000000000 XMM01=000000000000000000000000000000ff
XMM02=000000000000000000000000000000ff XMM03=66207463656e6e6f6373696420646576
XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000
XMM06=0d0c0f0e09080b0a0504070601000302 XMM07=00000000000000000000000000000000
XMM08=736f6c63206e6f697463656e6e6f4300 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=ffff8880090f8a80 RBX=ffffffff85811200 RCX=ffff88806cf08f0c RDX=0000000000000002
RSI=ffff88806cf25b18 RDI=ffff8880090f8a80 RBP=ffff88806cf25b18 RSP=ffff88806cf08f00
R8 =0000000000000024 R9 =ffffed100d9e4b6c R10=ffffffffffffffff R11=0000000000000001
R12=ffffffff815dedcb R13=0000000000000006 R14=ffff8880090f8000 R15=0000000000000002
RIP=ffffffff814f1dbb RFL=00000082 [--S----] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 00000000 00000000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS   [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 00007f9ca3453900 00000000 00000000
GS =0000 ffff8880e5bab000 00000000 00000000
LDT=0000 fffffe2800000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT=     fffffe0000048000 0000007f
IDT=     fffffe0000000000 00000fff
CR0=80050033 CR2=00007ff75f51c910 CR3=000000000c92e000 CR4=00350ef0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
XMM00=00000000000000000000000000000000 XMM01=7465677261742e79636e656772656d65
XMM02=ffffffffffffffffffffff0f0e0d0c0b XMM03=00000000000000310000000000000000
XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a
XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000
XMM08=00000000000000000000000000000000 XMM09=0000ff0000ff00000000ff0000000000
XMM10=00002000002000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000