Warning: Permanently added '[localhost]:2056' (ECDSA) to the list of known hosts. 2023/06/30 15:31:34 fuzzer started 2023/06/30 15:31:35 connecting to host at localhost:35069 2023/06/30 15:31:35 checking machine... 2023/06/30 15:31:35 checking revisions... 2023/06/30 15:31:35 testing simple program... [ 35.749511][ T5137] cgroup: Unknown subsys name 'net' [ 35.871709][ T5137] cgroup: Unknown subsys name 'rlimit' [ 36.706009][ T5137] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 36.711584][ T5129] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5129 'syz-fuzzer' [ 36.781742][ T5139] ================================================================================ [ 36.784864][ T5139] UBSAN: array-index-out-of-bounds in kernel/pid.c:244:15 [ 36.787298][ T5139] index 1 is out of range for type 'upid [1]' [ 36.790711][ T5139] CPU: 3 PID: 5139 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-08686-ge55e5df193d2 #0 [ 36.794014][ T5139] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 36.796986][ T5139] Call Trace: [ 36.798123][ T5139] [ 36.799121][ T5139] dump_stack_lvl+0x136/0x150 [ 36.800715][ T5139] __ubsan_handle_out_of_bounds+0xd5/0x140 [ 36.802670][ T5139] ? rt_mutex_adjust_prio_chain.constprop.0+0x18a1/0x1b30 [ 36.805051][ T5139] alloc_pid+0xbe5/0xdd0 [ 36.806483][ T5139] ? copy_namespaces+0x1e3/0x500 [ 36.808130][ T5139] copy_process+0x4589/0x7620 [ 36.809717][ T5139] ? pidfd_prepare+0x80/0x80 [ 36.811263][ T5139] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 36.813271][ T5139] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 36.815275][ T5139] kernel_clone+0xeb/0x890 [ 36.816782][ T5139] ? create_io_thread+0xe0/0xe0 [ 36.818418][ T5139] ? ksys_unshare+0x676/0x920 [ 36.820004][ T5139] ? lock_downgrade+0x690/0x690 [ 36.821644][ T5139] ? do_raw_spin_lock+0x124/0x2b0 [ 36.823333][ T5139] ? spin_bug+0x1c0/0x1c0 [ 36.824783][ T5139] ? do_raw_spin_unlock+0x175/0x230 [ 36.826539][ T5139] __do_compat_sys_ia32_clone+0x9e/0xd0 [ 36.828385][ T5139] ? pci_biosrom_size+0x90/0x90 [ 36.830014][ T5139] ? unshare_fd+0x1c0/0x1c0 [ 36.831552][ T5139] ? syscall_enter_from_user_mode_prepare+0x1d/0x50 [ 36.833752][ T5139] ? lockdep_hardirqs_on+0x7d/0x100 [ 36.835492][ T5139] __do_fast_syscall_32+0x65/0xf0 [ 36.837208][ T5139] do_fast_syscall_32+0x33/0x70 [ 36.838841][ T5139] entry_SYSENTER_compat_after_hwframe+0x70/0x82 [ 36.840955][ T5139] RIP: 0023:0xf7fc4579 [ 36.842319][ T5139] 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 [ 36.848713][ T5139] RSP: 002b:00000000fffda2a0 EFLAGS: 00000206 ORIG_RAX: 0000000000000078 [ 36.851466][ T5139] RAX: ffffffffffffffda RBX: 0000000001200011 RCX: 0000000000000000 [ 36.854090][ T5139] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000576323e8 [ 36.856717][ T5139] RBP: 00000000f734e000 R08: 0000000000000000 R09: 0000000000000000 [ 36.859340][ T5139] R10: 0000000000000000 R11: 0000000000000296 R12: 0000000000000000 [ 36.861960][ T5139] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 36.864579][ T5139] [ 36.865768][ T5139] ================================================================================ [ 36.869030][ T5139] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 36.871412][ T5139] CPU: 3 PID: 5139 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-08686-ge55e5df193d2 #0 [ 36.874683][ T5139] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 36.877638][ T5139] Call Trace: [ 36.878755][ T5139] [ 36.879745][ T5139] dump_stack_lvl+0xd9/0x150 [ 36.881300][ T5139] panic+0x686/0x730 [ 36.882616][ T5139] ? panic_smp_self_stop+0xa0/0xa0 [ 36.884323][ T5139] ? syslog_print_all+0x3a0/0x3a0 [ 36.886011][ T5139] check_panic_on_warn+0xb1/0xc0 [ 36.887668][ T5139] __ubsan_handle_out_of_bounds+0xfd/0x140 [ 36.889614][ T5139] ? rt_mutex_adjust_prio_chain.constprop.0+0x18a1/0x1b30 [ 36.891945][ T5139] alloc_pid+0xbe5/0xdd0 [ 36.893384][ T5139] ? copy_namespaces+0x1e3/0x500 [ 36.895035][ T5139] copy_process+0x4589/0x7620 [ 36.896627][ T5139] ? pidfd_prepare+0x80/0x80 [ 36.898180][ T5139] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 36.900167][ T5139] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 36.902187][ T5139] kernel_clone+0xeb/0x890 [ 36.903676][ T5139] ? create_io_thread+0xe0/0xe0 [ 36.905308][ T5139] ? ksys_unshare+0x676/0x920 [ 36.906879][ T5139] ? lock_downgrade+0x690/0x690 [ 36.908505][ T5139] ? do_raw_spin_lock+0x124/0x2b0 [ 36.910185][ T5139] ? spin_bug+0x1c0/0x1c0 [ 36.911627][ T5139] ? do_raw_spin_unlock+0x175/0x230 [ 36.913364][ T5139] __do_compat_sys_ia32_clone+0x9e/0xd0 [ 36.915189][ T5139] ? pci_biosrom_size+0x90/0x90 [ 36.916821][ T5139] ? unshare_fd+0x1c0/0x1c0 [ 36.918363][ T5139] ? syscall_enter_from_user_mode_prepare+0x1d/0x50 [ 36.920529][ T5139] ? lockdep_hardirqs_on+0x7d/0x100 [ 36.922271][ T5139] __do_fast_syscall_32+0x65/0xf0 [ 36.923946][ T5139] do_fast_syscall_32+0x33/0x70 [ 36.925697][ T5139] entry_SYSENTER_compat_after_hwframe+0x70/0x82 [ 36.927830][ T5139] RIP: 0023:0xf7fc4579 [ 36.929215][ T5139] 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 [ 36.935596][ T5139] RSP: 002b:00000000fffda2a0 EFLAGS: 00000206 ORIG_RAX: 0000000000000078 [ 36.938375][ T5139] RAX: ffffffffffffffda RBX: 0000000001200011 RCX: 0000000000000000 [ 36.940993][ T5139] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000576323e8 [ 36.943612][ T5139] RBP: 00000000f734e000 R08: 0000000000000000 R09: 0000000000000000 [ 36.946231][ T5139] R10: 0000000000000000 R11: 0000000000000296 R12: 0000000000000000 [ 36.948859][ T5139] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 36.951475][ T5139] Connection to localhost closed by remote host. [ 36.95 VM DIAGNOSIS: 15:31:36 Registers: info registers vcpu 0 RAX=0000000000035fd9 RBX=ffffe8ffad621ca0 RCX=ffffffff8a1bbe05 RDX=0000000000000002 RSI=ffffffff8d1f1860 RDI=ffffe8ffad621ca0 RBP=ffffffff8d1f1860 RSP=ffffffff8c407d78 R8 =0000000000000001 R9 =ffffed10058c6d9d R10=ffff88802c636ceb 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 ffff88802c600000 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=00007fe54b3b1240 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=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=45f5e37def9ae29a13dba861dac91723 XMM01=00000000000000000000000000000000 XMM02=000000000000000040f85dd9ebf08854 XMM03=32322035312e322e302e303120383634 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 1 RAX=000000000002afad RBX=ffffe8ffad721ca0 RCX=ffffffff8a1bbe05 RDX=0000000000000001 RSI=ffffffff8d1f1860 RDI=ffffe8ffad721ca0 RBP=ffffffff8d1f1860 RSP=ffffc90000467d78 R8 =0000000000000001 R9 =ffffed10058e6d9d R10=ffff88802c736ceb R11=0000000000000001 R12=0000000000000001 R13=ffffffff8d1f18e0 R14=0000000000000001 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 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=00007fe54b173f68 CR3=0000000023e40000 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=00007fff78084fa00000003000000018 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=0000000000033ffb 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=000000c000801000 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=00007ffeea5443b00000003000000010 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 3 RAX=dffffc0000000060 RBX=00000000000003fd RCX=0000000000000000 RDX=00000000000003fd RSI=ffffffff848a9910 RDI=ffffffff921ef220 RBP=ffffffff921ef1e0 RSP=ffffc900036c75d8 R8 =0000000000000001 R9 =000000000000001f R10=0000000000000000 R11=0000000000000001 R12=0000000000000000 R13=0000000000000060 R14=fffffbfff243de95 R15=dffffc0000000000 RIP=ffffffff848a9937 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 ffff88802c900000 ffffffff 00d0f300 DPL=3 DS [-WA] LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe00000d8000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe00000d6000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00000000f737afa0 CR3=00000000001be000 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=d125af92ab0ccbe231968d834c72aeec XMM01=200658aa03a2608aec3073ea98580270 XMM02=0c2b7fabfd65ac548e8c6c7b232b8ea3 XMM03=f5fc8674beffc5b21689de7ef7ed60ee XMM04=00000000000000000000000000001680 XMM05=00000000000000000000000000000040 XMM06=0080010000800100257fed1800800100 XMM07=00000017000000170000001700800100 XMM08=2577161e0000001700800100257675f8 XMM09=0000001725892c9825804c7600000017 XMM10=ccfd5446c4ea266e7f342d5ebe880bd1 XMM11=415d35caf5e91cf3644b1c4976aecc61 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=a54ff53a3c6ef372bb67ae856a09e667 XMM15=5be0cd191f83d9ab9b05688c510e527f