[ 38.321783][ T38] audit: type=1400 audit(1687986126.121:80): avc: denied { rlimitinh } for pid=5080 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 38.328850][ T38] audit: type=1400 audit(1687986126.121:81): avc: denied { siginh } for pid=5080 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 39.769892][ T38] audit: type=1400 audit(1687986127.591:82): avc: denied { read } for pid=4604 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1
Warning: Permanently added '[localhost]:36547' (ECDSA) to the list of known hosts.
[ 42.599449][ T38] audit: type=1400 audit(1687986130.421:83): avc: denied { execute } for pid=5115 comm="sh" name="syz-fuzzer" dev="sda1" ino=1924 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1
[ 42.607030][ T38] audit: type=1400 audit(1687986130.421:84): avc: denied { execute_no_trans } for pid=5115 comm="sh" path="/syz-fuzzer" dev="sda1" ino=1924 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1
2023/06/28 21:02:10 fuzzer started
2023/06/28 21:02:10 connecting to host at localhost:36947
2023/06/28 21:02:10 checking machine...
2023/06/28 21:02:10 checking revisions...
2023/06/28 21:02:10 testing simple program...
[ 42.902765][ T38] audit: type=1400 audit(1687986130.731:85): avc: denied { getattr } for pid=5115 comm="syz-fuzzer" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1
[ 42.913169][ T38] audit: type=1400 audit(1687986130.731:86): avc: denied { read } for pid=5115 comm="syz-fuzzer" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1
[ 42.926320][ T5125] cgroup: Unknown subsys name 'net'
[ 43.095691][ T5125] cgroup: Unknown subsys name 'rlimit'
[ 43.280549][ T5126] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped).
[ 43.923420][ T5125] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 43.929359][ T5120] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5120 'syz-fuzzer'
[ 43.956804][ T38] kauditd_printk_skb: 17 callbacks suppressed
[ 43.956812][ T38] audit: type=1400 audit(1687986131.781:104): avc: denied { execmem } for pid=5128 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 44.005341][ T5128] ================================================================================
[ 44.008992][ T5128] UBSAN: array-index-out-of-bounds in kernel/pid.c:244:15
[ 44.012622][ T5128] index 1 is out of range for type 'upid [1]'
[ 44.016250][ T5128] CPU: 2 PID: 5128 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-02218-g1b2c92a1cb24 #0
[ 44.019819][ T5128] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
[ 44.023055][ T5128] Call Trace:
[ 44.024278][ T5128]
[ 44.025390][ T5128] dump_stack_lvl+0x136/0x150
[ 44.027157][ T5128] __ubsan_handle_out_of_bounds+0xd5/0x140
[ 44.029310][ T5128] ? rwsem_down_write_slowpath+0xdb1/0x1220
[ 44.031500][ T5128] alloc_pid+0xbe5/0xdd0
[ 44.033044][ T5128] ? copy_namespaces+0x1e3/0x500
[ 44.034846][ T5128] copy_process+0x4589/0x7620
[ 44.036564][ T5128] ? pidfd_prepare+0x80/0x80
[ 44.038216][ T5128] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 44.040468][ T5128] kernel_clone+0xeb/0x890
[ 44.042238][ T5128] ? create_io_thread+0xe0/0xe0
[ 44.044001][ T5128] ? ksys_unshare+0x676/0x920
[ 44.045831][ T5128] ? lock_downgrade+0x690/0x690
[ 44.047936][ T5128] ? do_raw_spin_lock+0x124/0x2b0
[ 44.050133][ T5128] ? spin_bug+0x1c0/0x1c0
[ 44.051986][ T5128] __do_sys_clone+0xba/0x100
[ 44.054035][ T5128] ? kernel_clone+0x890/0x890
[ 44.056073][ T5128] ? syscall_enter_from_user_mode+0x26/0x80
[ 44.058398][ T5128] do_syscall_64+0x39/0xb0
[ 44.060296][ T5128] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 44.062798][ T5128] RIP: 0033:0x7f6175289fab
[ 44.064727][ T5128] Code: ed 0f 85 60 01 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 89 00 00 00 41 89 c5 85 c0 0f 85 90 00 00
[ 44.072094][ T5128] RSP: 002b:00007ffc8a18cd80 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 44.075088][ T5128] RAX: ffffffffffffffda RBX: 00007ffc8a18d3d8 RCX: 00007f6175289fab
[ 44.078335][ T5128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[ 44.081681][ T5128] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555556172400
[ 44.085190][ T5128] R10: 00005555561726d0 R11: 0000000000000246 R12: 0000000000000000
[ 44.088585][ T5128] R13: 00007ffc8a18ce70 R14: 00007f61753ac9d8 R15: 000000000000000c
[ 44.091489][ T5128]
[ 44.093186][ T5128] ================================================================================
[ 44.097044][ T5128] Kernel panic - not syncing: UBSAN: panic_on_warn set ...
[ 44.099637][ T5128] CPU: 3 PID: 5128 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-02218-g1b2c92a1cb24 #0
[ 44.103293][ T5128] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
[ 44.106503][ T5128] Call Trace:
[ 44.107723][ T5128]
[ 44.108816][ T5128] dump_stack_lvl+0xd9/0x150
[ 44.110525][ T5128] panic+0x686/0x730
[ 44.111953][ T5128] ? panic_smp_self_stop+0xa0/0xa0
[ 44.113854][ T5128] ? syslog_print_all+0x3a0/0x3a0
[ 44.115680][ T5128] check_panic_on_warn+0xb1/0xc0
[ 44.117501][ T5128] __ubsan_handle_out_of_bounds+0xfd/0x140
[ 44.119611][ T5128] ? rwsem_down_write_slowpath+0xdb1/0x1220
[ 44.121799][ T5128] alloc_pid+0xbe5/0xdd0
[ 44.123419][ T5128] ? copy_namespaces+0x1e3/0x500
[ 44.125211][ T5128] copy_process+0x4589/0x7620
[ 44.126924][ T5128] ? pidfd_prepare+0x80/0x80
[ 44.128587][ T5128] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 44.130772][ T5128] kernel_clone+0xeb/0x890
[ 44.132389][ T5128] ? create_io_thread+0xe0/0xe0
[ 44.134145][ T5128] ? ksys_unshare+0x676/0x920
[ 44.135832][ T5128] ? lock_downgrade+0x690/0x690
[ 44.137599][ T5128] ? do_raw_spin_lock+0x124/0x2b0
[ 44.139401][ T5128] ? spin_bug+0x1c0/0x1c0
[ 44.140956][ T5128] __do_sys_clone+0xba/0x100
[ 44.142659][ T5128] ? kernel_clone+0x890/0x890
[ 44.144348][ T5128] ? syscall_enter_from_user_mode+0x26/0x80
[ 44.146472][ T5128] do_syscall_64+0x39/0xb0
[ 44.148084][ T5128] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 44.150239][ T5128] RIP: 0033:0x7f6175289fab
[ 44.151860][ T5128] Code: ed 0f 85 60 01 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 89 00 00 00 41 89 c5 85 c0 0f 85 90 00 00
[ 44.158836][ T5128] RSP: 002b:00007ffc8a18cd80 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 44.161874][ T5128] RAX: ffffffffffffffda RBX: 00007ffc8a18d3d8 RCX: 00007f6175289fab
[ 44.164749][ T5128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[ 44.167578][ T5128] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555556172400
[ 44.170429][ T5128] R10: 00005555561726d0 R11: 0000000000000246 R12: 0000000000000000
[ 44.173316][ T5128] R13: 00007ffc8a18ce70 R14: 00007f61753ac9d8 R15: 000000000000000c
[ 44.176156][ T5128]
Connection to localhost closed by remote host.
[ 44
VM DIAGNOSIS:
21:02:12 Registers:
info registers vcpu 0
RAX=0000000000033fbd RBX=ffffe8fefd655380 RCX=ffffffff8a1415b5 RDX=0000000000000002
RSI=ffffffff8d1e4900 RDI=ffffe8fefd655380 RBP=ffffffff8d1e4900 RSP=ffffffff8c407d78
R8 =0000000000000001 R9 =ffffed100d6c6d9d R10=ffff88806b636ceb R11=0000000000000001
R12=0000000000000002 R13=ffffffff8d1e49e8 R14=0000000000000002 R15=0000000000000000
RIP=ffffffff8a1433d3 RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=1
ES =0000 0000000000000000 ffffffff 00c00000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 ffffffff 00c00000
FS =0000 0000000000000000 ffffffff 00c00000
GS =0000 ffff88806b600000 ffffffff 00c00000
LDT=0000 0000000000000000 ffffffff 00c00000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=000055ba1367b224 CR3=000000000c575000 CR4=00350ef0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000fffe0ff0 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=00000000000000000000000000000000
XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000000000
XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000
XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000
XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=000000000003ccb5 RBX=ffffe8fefd755380 RCX=ffffffff8a1415b5 RDX=0000000000000002
RSI=ffffffff8d1e4900 RDI=ffffe8fefd755380 RBP=ffffffff8d1e4900 RSP=ffffc9000037fd78
R8 =0000000000000001 R9 =ffffed100d6e6d9d R10=ffff88806b736ceb R11=0000000000000001
R12=0000000000000002 R13=ffffffff8d1e49e8 R14=0000000000000002 R15=0000000000000000
RIP=ffffffff8a1433d3 RFL=00000242 [---Z---] CPL=0 II=0 A20=1 SMM=0 HLT=1
ES =0000 0000000000000000 ffffffff 00c00000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 ffffffff 00c00000
FS =0000 0000000000000000 ffffffff 00c00000
GS =0000 ffff88806b700000 ffffffff 00c00000
LDT=0000 0000000000000000 ffffffff 00c00000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007fa6b6ff3870 CR3=000000000c575000 CR4=00350ee0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000fffe0ff0 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=0000000000006f2074276e6163003a23 XMM01=00002f6e69622f3a6e776f6474756873
XMM02=ffff0f0e0d0c0b0a0908070605040302 XMM03=0000000000006f2074276e6163003a23
XMM04=6362696c5f5f00455441564952505f43 XMM05=00000000000000000000000000000000
XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000
XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 2
RAX=0000000000000066 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff848929d5 RDI=ffffffff921cfdc0 RBP=ffffffff921cfd80 RSP=ffffc900036c7668
R8 =0000000000000001 R9 =000000000000001f R10=0000000000000000 R11=0000000000000001
R12=0000000000000000 R13=0000000000000066 R14=ffffffff84892970 R15=0000000000000000
RIP=ffffffff848929ff RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 ffffffff 00c00000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 ffffffff 00c00000
FS =0000 0000555556172400 ffffffff 00c00000
GS =0000 ffff88806b800000 ffffffff 00c00000
LDT=0000 0000000000000000 ffffffff 00c00000
TR =0040 fffffe0000091000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe000008f000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=000055ba14828098 CR3=000000002b67c000 CR4=00350ee0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000fffe0ff0 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=00000000000000000000000000000001 XMM01=00007ffc6a1bd5e00000003000000010
XMM02=6c5f5f00455441564952505f4342494c XMM03=0000000000000000000000000042494c
XMM04=6362696c5f5f00455441564952505f43 XMM05=00000000000000000000000000000000
XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000
XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 3
RAX=0000000000022d1b RBX=ffffe8fefd955380 RCX=ffffffff8a1415b5 RDX=0000000000000002
RSI=ffffffff8d1e4900 RDI=ffffe8fefd955380 RBP=ffffffff8d1e4900 RSP=ffffc9000039fd78
R8 =0000000000000001 R9 =ffffed100d726d9d R10=ffff88806b936ceb R11=0000000000000001
R12=0000000000000002 R13=ffffffff8d1e49e8 R14=0000000000000002 R15=0000000000000000
RIP=ffffffff8a1433d3 RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=1
ES =0000 0000000000000000 ffffffff 00c00000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 ffffffff 00c00000
FS =0000 0000000000000000 ffffffff 00c00000
GS =0000 ffff88806b900000 ffffffff 00c00000
LDT=0000 0000000000000000 ffffffff 00c00000
TR =0040 fffffe00000d8000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe00000d6000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007f61753abf40 CR3=000000000c575000 CR4=00350ee0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000fffe0ff0 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=70616d7469622d7265766f632d7a7973 XMM01=00000000000000000000000000000000
XMM02=00000000000000000000000000000000 XMM03=00000000000000000000000000000000
XMM04=ffffffffffffffffffffffffffffff00 XMM05=00000000000000000000000000000000
XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000
XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000