Warning: Permanently added '[localhost]:42689' (ECDSA) to the list of known hosts. 2023/06/30 15:31:33 fuzzer started 2023/06/30 15:31:33 connecting to host at localhost:40017 2023/06/30 15:31:33 checking machine... 2023/06/30 15:31:33 checking revisions... 2023/06/30 15:31:34 testing simple program... [ 34.547199][ T5134] cgroup: Unknown subsys name 'net' [ 34.700810][ T5134] cgroup: Unknown subsys name 'rlimit' [ 35.531836][ T5134] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 35.537452][ T5126] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5126 'syz-fuzzer' [ 35.608535][ T5136] ================================================================================ [ 35.612501][ T5136] UBSAN: array-index-out-of-bounds in kernel/pid.c:244:15 [ 35.615501][ T5136] index 1 is out of range for type 'upid [1]' [ 35.619265][ T5136] CPU: 1 PID: 5136 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-08686-ge55e5df193d2 #0 [ 35.622887][ T5136] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 35.625995][ T5136] Call Trace: [ 35.627217][ T5136] [ 35.628278][ T5136] dump_stack_lvl+0x136/0x150 [ 35.629962][ T5136] __ubsan_handle_out_of_bounds+0xd5/0x140 [ 35.632067][ T5136] ? rt_mutex_adjust_prio_chain.constprop.0+0x18a1/0x1b30 [ 35.634594][ T5136] alloc_pid+0xbe5/0xdd0 [ 35.636119][ T5136] ? copy_namespaces+0x1e3/0x500 [ 35.637897][ T5136] copy_process+0x4589/0x7620 [ 35.639597][ T5136] ? pidfd_prepare+0x80/0x80 [ 35.641252][ T5136] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 35.643413][ T5136] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 35.645565][ T5136] kernel_clone+0xeb/0x890 [ 35.647192][ T5136] ? create_io_thread+0xe0/0xe0 [ 35.648949][ T5136] ? ksys_unshare+0x676/0x920 [ 35.650655][ T5136] ? lock_downgrade+0x690/0x690 [ 35.652401][ T5136] ? do_raw_spin_lock+0x124/0x2b0 [ 35.654223][ T5136] ? spin_bug+0x1c0/0x1c0 [ 35.655802][ T5136] ? do_raw_spin_unlock+0x175/0x230 [ 35.657662][ T5136] __do_compat_sys_ia32_clone+0x9e/0xd0 [ 35.659628][ T5136] ? pci_biosrom_size+0x90/0x90 [ 35.661402][ T5136] ? unshare_fd+0x1c0/0x1c0 [ 35.663108][ T5136] ? syscall_enter_from_user_mode_prepare+0x1d/0x50 [ 35.665486][ T5136] ? lockdep_hardirqs_on+0x7d/0x100 [ 35.667399][ T5136] __do_fast_syscall_32+0x65/0xf0 [ 35.669201][ T5136] do_fast_syscall_32+0x33/0x70 [ 35.670954][ T5136] entry_SYSENTER_compat_after_hwframe+0x70/0x82 [ 35.673215][ T5136] RIP: 0023:0xf7f88579 [ 35.674696][ T5136] Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 [ 35.681523][ T5136] RSP: 002b:00000000ffc2e320 EFLAGS: 00000206 ORIG_RAX: 0000000000000078 [ 35.684500][ T5136] RAX: ffffffffffffffda RBX: 0000000001200011 RCX: 0000000000000000 [ 35.687317][ T5136] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000566d13e8 [ 35.690115][ T5136] RBP: 00000000f734e000 R08: 0000000000000000 R09: 0000000000000000 [ 35.692932][ T5136] R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 [ 35.695751][ T5136] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 35.698568][ T5136] [ 35.699837][ T5136] ================================================================================ [ 35.703108][ T5136] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 35.705652][ T5136] CPU: 1 PID: 5136 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-08686-ge55e5df193d2 #0 [ 35.709156][ T5136] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 35.712295][ T5136] Call Trace: [ 35.713494][ T5136] [ 35.714557][ T5136] dump_stack_lvl+0xd9/0x150 [ 35.716190][ T5136] panic+0x686/0x730 [ 35.717588][ T5136] ? panic_smp_self_stop+0xa0/0xa0 [ 35.719403][ T5136] ? syslog_print_all+0x3a0/0x3a0 [ 35.721190][ T5136] check_panic_on_warn+0xb1/0xc0 [ 35.722960][ T5136] __ubsan_handle_out_of_bounds+0xfd/0x140 [ 35.725052][ T5136] ? rt_mutex_adjust_prio_chain.constprop.0+0x18a1/0x1b30 [ 35.727544][ T5136] alloc_pid+0xbe5/0xdd0 [ 35.729053][ T5136] ? copy_namespaces+0x1e3/0x500 [ 35.730816][ T5136] copy_process+0x4589/0x7620 [ 35.732489][ T5136] ? pidfd_prepare+0x80/0x80 [ 35.734115][ T5136] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 35.736221][ T5136] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 35.738368][ T5136] kernel_clone+0xeb/0x890 [ 35.739960][ T5136] ? create_io_thread+0xe0/0xe0 [ 35.741688][ T5136] ? ksys_unshare+0x676/0x920 [ 35.743383][ T5136] ? lock_downgrade+0x690/0x690 [ 35.745114][ T5136] ? do_raw_spin_lock+0x124/0x2b0 [ 35.746913][ T5136] ? spin_bug+0x1c0/0x1c0 [ 35.748448][ T5136] ? do_raw_spin_unlock+0x175/0x230 [ 35.750314][ T5136] __do_compat_sys_ia32_clone+0x9e/0xd0 [ 35.752290][ T5136] ? pci_biosrom_size+0x90/0x90 [ 35.754019][ T5136] ? unshare_fd+0x1c0/0x1c0 [ 35.755645][ T5136] ? syscall_enter_from_user_mode_prepare+0x1d/0x50 [ 35.757959][ T5136] ? lockdep_hardirqs_on+0x7d/0x100 [ 35.759796][ T5136] __do_fast_syscall_32+0x65/0xf0 [ 35.761578][ T5136] do_fast_syscall_32+0x33/0x70 [ 35.763338][ T5136] entry_SYSENTER_compat_after_hwframe+0x70/0x82 [ 35.765555][ T5136] RIP: 0023:0xf7f88579 [ 35.766998][ T5136] Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 [ 35.773726][ T5136] RSP: 002b:00000000ffc2e320 EFLAGS: 00000206 ORIG_RAX: 0000000000000078 [ 35.776650][ T5136] RAX: ffffffffffffffda RBX: 0000000001200011 RCX: 0000000000000000 [ 35.779439][ T5136] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000566d13e8 [ 35.782226][ T5136] RBP: 00000000f734e000 R08: 0000000000000000 R09: 0000000000000000 [ 35.785029][ T5136] R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 [ 35.787818][ T5136] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 35.790626][ T5136] Connection to localhost closed by remote host. [ 35.7926 VM DIAGNOSIS: 15:31:35 Registers: info registers vcpu 0 RAX=000000000000006f RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff848a9865 RDI=ffffffff921ef220 RBP=ffffffff921ef1e0 RSP=ffffc90003c3f670 R8 =0000000000000001 R9 =000000000000001f R10=0000000000000000 R11=0000000000000001 R12=0000000000000000 R13=000000000000006f R14=ffffffff848a9800 R15=0000000000000000 RIP=ffffffff848a988f RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] FS =0000 0000000000000000 ffffffff 00c00000 GS =0063 ffff88802c600000 ffffffff 00d0f300 DPL=3 DS [-WA] LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00000000f737afa0 CR3=00000000486a2000 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=00007ffc316532000000003000000010 XMM01=00007ffc316532000000003000000010 XMM02=2e2e2e2e2e2e2e2e2e2e2e2e2e2e2e2e XMM03=00000000000000000000000000ff0000 XMM04=00000000000000000000000000000000 XMM05=0000ff000000ff000000000000000000 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=000000000002ae2b RBX=ffffe8ffad721ca0 RCX=ffffffff8a1bbe05 RDX=0000000000000002 RSI=ffffffff8d1f1860 RDI=ffffe8ffad721ca0 RBP=ffffffff8d1f1860 RSP=ffffc90000467d78 R8 =0000000000000001 R9 =ffffed10058e6d9d R10=ffff88802c736ceb R11=0000000000000001 R12=0000000000000002 R13=ffffffff8d1f1948 R14=0000000000000002 R15=0000000000000000 RIP=ffffffff8a1bdc23 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 ffff88802c700000 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=00000000f732101c 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=00000000000000000000000000000001 XMM01=00007fff03a7dcf00000003000000010 XMM02=65656565656565656565656565656565 XMM03=00000000000000000000000000000000 XMM04=ff00ff00000000000000000000000000 XMM05=ffffffffffffffffffffffffffff0000 XMM06=ff00ff00000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 2 RAX=0000000000035d91 RBX=ffffe8ffad821ca0 RCX=ffffffff8a1bbe05 RDX=0000000000000002 RSI=ffffffff8d1f1860 RDI=ffffe8ffad821ca0 RBP=ffffffff8d1f1860 RSP=ffffc90000477d78 R8 =0000000000000001 R9 =ffffed1005906d9d R10=ffff88802c836ceb R11=0000000000000001 R12=0000000000000002 R13=ffffffff8d1f1948 R14=0000000000000002 R15=0000000000000000 RIP=ffffffff8a1bdc23 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 ffff88802c800000 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=00007fb3a271d200 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=00001fa0 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=000000000000000041171b7dc5fa2b63 XMM03=32322035312e322e302e303120323831 XMM04=00000000000000050000000000a4fb49 XMM05=00000000000000000000000001f06210 XMM06=00000000000000050000000000a4fb4e XMM07=00000000000000000000000001f0620e XMM08=00000000000000060000000000a52559 XMM09=00000000000000000000000001f0620b XMM10=00000000000000030000000000a4c7d9 XMM11=00000000000000000000000001f0620c XMM12=00000000000000060000000000a523e5 XMM13=00000000000000000000000001f0620a XMM14=00000000000000040000000000a4db3f XMM15=00000000000000000000000000000000 info registers vcpu 3 RAX=000000000002b657 RBX=ffffe8ffad921ca0 RCX=ffffffff8a1bbe05 RDX=0000000000000002 RSI=ffffffff8d1f1860 RDI=ffffe8ffad921ca0 RBP=ffffffff8d1f1860 RSP=ffffc90000487d78 R8 =0000000000000001 R9 =ffffed1005926d9d R10=ffff88802c936ceb R11=0000000000000001 R12=0000000000000002 R13=ffffffff8d1f1948 R14=0000000000000002 R15=0000000000000000 RIP=ffffffff8a1bdc23 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 ffff88802c900000 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=00007fb3a1319000 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=00001fa0 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=682e29646e616d6d6f632a282e637069 XMM03=00000000000000000000000000000000 XMM04=000000000000000a000000c000036010 XMM05=000000000000000c000000c000036020 XMM06=000000000000000c000000c000036030 XMM07=0000000000000022000000c00003c000 XMM08=0000000000000007000000c000036009 XMM09=000000000000000a000000c000036010 XMM10=000000000000000c000000c000036020 XMM11=000000000000000c000000c000036030 XMM12=0000000000000022000000c00003c000 XMM13=000000000000000d000000c000036040 XMM14=0000000000000005000000c00003601a XMM15=00000000000000000000000000000000