Warning: Permanently added '[localhost]:63951' (ECDSA) to the list of known hosts. 2023/06/30 06:45:37 fuzzer started 2023/06/30 06:45:38 connecting to host at localhost:34949 2023/06/30 06:45:38 checking machine... 2023/06/30 06:45:38 checking revisions... 2023/06/30 06:45:38 testing simple program... [ 44.263640][ T5140] cgroup: Unknown subsys name 'net' [ 44.393235][ T5140] cgroup: Unknown subsys name 'rlimit' [ 45.391041][ T5140] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 45.397834][ T5127] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5127 'syz-fuzzer' [ 45.499563][ T5144] ================================================================================ [ 45.502910][ T5144] UBSAN: array-index-out-of-bounds in kernel/pid.c:244:15 [ 45.505445][ T5144] index 1 is out of range for type 'upid [1]' [ 45.508666][ T5144] CPU: 0 PID: 5144 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-08685-g075e333591e6 #0 [ 45.512751][ T5144] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 45.515998][ T5144] Call Trace: [ 45.517249][ T5144] [ 45.518343][ T5144] dump_stack_lvl+0x136/0x150 [ 45.520049][ T5144] __ubsan_handle_out_of_bounds+0xd5/0x140 [ 45.522199][ T5144] ? __ww_mutex_lock.constprop.0+0x801/0x2f30 [ 45.524414][ T5144] alloc_pid+0xbe5/0xdd0 [ 45.525961][ T5144] ? copy_namespaces+0x1e3/0x500 [ 45.527801][ T5144] copy_process+0x4589/0x7620 [ 45.529593][ T5144] ? pidfd_prepare+0x80/0x80 [ 45.531287][ T5144] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 45.533655][ T5144] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 45.536275][ T5144] kernel_clone+0xeb/0x890 [ 45.538267][ T5144] ? create_io_thread+0xe0/0xe0 [ 45.540308][ T5144] ? ksys_unshare+0x676/0x920 [ 45.542359][ T5144] ? lock_downgrade+0x690/0x690 [ 45.544122][ T5144] ? do_raw_spin_lock+0x124/0x2b0 [ 45.545996][ T5144] ? spin_bug+0x1c0/0x1c0 [ 45.547685][ T5144] ? do_raw_spin_unlock+0x175/0x230 [ 45.549746][ T5144] __do_compat_sys_ia32_clone+0x9e/0xd0 [ 45.552023][ T5144] ? pci_biosrom_size+0x90/0x90 [ 45.554037][ T5144] ? unshare_fd+0x1c0/0x1c0 [ 45.555911][ T5144] ? syscall_enter_from_user_mode_prepare+0x1d/0x50 [ 45.558838][ T5144] ? lockdep_hardirqs_on+0x7d/0x100 [ 45.561152][ T5144] __do_fast_syscall_32+0x65/0xf0 [ 45.563405][ T5144] do_fast_syscall_32+0x33/0x70 [ 45.565600][ T5144] entry_SYSENTER_compat_after_hwframe+0x70/0x82 [ 45.568493][ T5144] RIP: 0023:0xf7efe579 [ 45.570375][ T5144] 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 [ 45.578980][ T5144] RSP: 002b:00000000ffb29810 EFLAGS: 00000206 ORIG_RAX: 0000000000000078 [ 45.582672][ T5144] RAX: ffffffffffffffda RBX: 0000000001200011 RCX: 0000000000000000 [ 45.586183][ T5144] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000057b823e8 [ 45.589698][ T5144] RBP: 00000000f734e000 R08: 0000000000000000 R09: 0000000000000000 [ 45.593139][ T5144] R10: 0000000000000000 R11: 0000000000000296 R12: 0000000000000000 [ 45.596525][ T5144] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 45.599777][ T5144] [ 45.601359][ T5144] ================================================================================ [ 45.605492][ T5144] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 45.608780][ T5144] CPU: 0 PID: 5144 Comm: syz-executor.0 Not tainted 6.4.0-syzkaller-08685-g075e333591e6 #0 [ 45.613180][ T5144] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 45.617086][ T5144] Call Trace: [ 45.618646][ T5144] [ 45.620027][ T5144] dump_stack_lvl+0xd9/0x150 [ 45.622210][ T5144] panic+0x686/0x730 [ 45.623844][ T5144] ? panic_smp_self_stop+0xa0/0xa0 [ 45.626254][ T5144] ? syslog_print_all+0x3a0/0x3a0 [ 45.628561][ T5144] check_panic_on_warn+0xb1/0xc0 [ 45.630652][ T5144] __ubsan_handle_out_of_bounds+0xfd/0x140 [ 45.633367][ T5144] ? __ww_mutex_lock.constprop.0+0x801/0x2f30 [ 45.636196][ T5144] alloc_pid+0xbe5/0xdd0 [ 45.638081][ T5144] ? copy_namespaces+0x1e3/0x500 [ 45.640143][ T5144] copy_process+0x4589/0x7620 [ 45.641826][ T5144] ? pidfd_prepare+0x80/0x80 [ 45.643850][ T5144] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 45.646594][ T5144] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 45.649126][ T5144] kernel_clone+0xeb/0x890 [ 45.650966][ T5144] ? create_io_thread+0xe0/0xe0 [ 45.653102][ T5144] ? ksys_unshare+0x676/0x920 [ 45.655081][ T5144] ? lock_downgrade+0x690/0x690 [ 45.657104][ T5144] ? do_raw_spin_lock+0x124/0x2b0 [ 45.659438][ T5144] ? spin_bug+0x1c0/0x1c0 [ 45.661470][ T5144] ? do_raw_spin_unlock+0x175/0x230 [ 45.663763][ T5144] __do_compat_sys_ia32_clone+0x9e/0xd0 [ 45.665942][ T5144] ? pci_biosrom_size+0x90/0x90 [ 45.667905][ T5144] ? unshare_fd+0x1c0/0x1c0 [ 45.669883][ T5144] ? syscall_enter_from_user_mode_prepare+0x1d/0x50 [ 45.672255][ T5144] ? lockdep_hardirqs_on+0x7d/0x100 [ 45.674308][ T5144] __do_fast_syscall_32+0x65/0xf0 [ 45.676680][ T5144] do_fast_syscall_32+0x33/0x70 [ 45.678776][ T5144] entry_SYSENTER_compat_after_hwframe+0x70/0x82 [ 45.681674][ T5144] RIP: 0023:0xf7efe579 [ 45.683580][ T5144] 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 [ 45.692100][ T5144] RSP: 002b:00000000ffb29810 EFLAGS: 00000206 ORIG_RAX: 0000000000000078 [ 45.695672][ T5144] RAX: ffffffffffffffda RBX: 0000000001200011 RCX: 0000000000000000 [ 45.699193][ T5144] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000057b823e8 [ 45.702677][ T5144] RBP: 00000000f734e000 R08: 0000000000000000 R09: 0000000000000000 [ 45.705760][ T5144] R10: 0000000000000000 R11: 0000000000000296 R12: 0000000000000000 [ 45.708787][ T5144] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 45.712242][ T5144] [ 45.714755][ T5144] Kernel Offset: disabled [ 45.716720][ T5144] Rebooting in 86400 seconds.. VM DIAGNOSIS: 06:45:39 Registers: info registers vcpu 0 RAX=000000000000006f RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff848a98a5 RDI=ffffffff923fc220 RBP=ffffffff923fc1e0 RSP=ffffc900037b7670 R8 =0000000000000001 R9 =000000000000001f R10=0000000000000000 R11=0000000000000001 R12=0000000000000000 R13=000000000000006f R14=ffffffff848a9840 R15=0000000000000000 RIP=ffffffff848a98cf 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=0000000044f7e000 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=0000000000024a9b RBX=ffffe8ffad721e00 RCX=ffffffff8a1c5e05 RDX=0000000000000002 RSI=ffffffff8d3f1960 RDI=ffffe8ffad721e00 RBP=ffffffff8d3f1960 RSP=ffffc90000467d78 R8 =0000000000000001 R9 =ffffed10058e6d9d R10=ffff88802c736ceb R11=0000000000000001 R12=0000000000000002 R13=ffffffff8d3f1a48 R14=0000000000000002 R15=0000000000000000 RIP=ffffffff8a1c7c23 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=000000c00009b000 CR3=000000000c775000 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=00001fa1 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 info registers vcpu 2 RAX=000000000003ab67 RBX=ffffe8ffad821e00 RCX=ffffffff8a1c5e05 RDX=0000000000000002 RSI=ffffffff8d3f1960 RDI=ffffe8ffad821e00 RBP=ffffffff8d3f1960 RSP=ffffc90000477d78 R8 =0000000000000001 R9 =ffffed1005906d9d R10=ffff88802c836ceb R11=0000000000000001 R12=0000000000000002 R13=ffffffff8d3f1a48 R14=0000000000000002 R15=0000000000000000 RIP=ffffffff8a1c7c23 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=00007f754e9f3870 CR3=000000000c775000 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=00007ffe034895200000003000000010 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=0000000000030507 RBX=ffffe8ffad921e00 RCX=ffffffff8a1c5e05 RDX=0000000000000002 RSI=ffffffff8d3f1960 RDI=ffffe8ffad921e00 RBP=ffffffff8d3f1960 RSP=ffffc90000487d78 R8 =0000000000000001 R9 =ffffed1005926d9d R10=ffff88802c936ceb R11=0000000000000001 R12=0000000000000002 R13=ffffffff8d3f1a48 R14=0000000000000002 R15=0000000000000000 RIP=ffffffff8a1c7c23 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=00000000f72a1b50 CR3=000000000c775000 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=6be5ec2913e17848d608fb1c5b7d884e XMM01=00000000000000000000000000000000 XMM02=0000000000000000410e4e6f73658165 XMM03=32322035312e322e302e303120363538 XMM04=00000000000000050000000000a4fb49 XMM05=00000000000000000000000001f06210 XMM06=00000000000000050000000000a4fb4e XMM07=00000000000000000000000001f0620e XMM08=00000000000000060000000000a52559 XMM09=00000000000000000000000001f0620b XMM10=00000000000000030000000000a4c7d9 XMM11=00000000000000000000000001f0620c XMM12=00000000000000060000000000a523e5 XMM13=00000000000000000000000001f0620a XMM14=00000000000000040000000000a4db3f XMM15=00000000000000000000000000000000