Warning: Permanently added '[localhost]:54941' (ED25519) to the list of known hosts. executing program syzkaller login: [ 86.593275][ T5098] FAULT_INJECTION: forcing a failure. [ 86.593275][ T5098] name failslab, interval 1, probability 0, space 0, times 1 [ 86.597886][ T5098] CPU: 0 UID: 0 PID: 5098 Comm: syz-executor398 Not tainted 6.11.0-syzkaller-10669-g11a299a7933e #0 [ 86.601675][ T5098] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 86.605209][ T5098] Call Trace: [ 86.606529][ T5098] [ 86.607636][ T5098] dump_stack_lvl+0x241/0x360 [ 86.609506][ T5098] ? __pfx_dump_stack_lvl+0x10/0x10 [ 86.611607][ T5098] ? __pfx__printk+0x10/0x10 [ 86.613260][ T5098] ? kmem_cache_alloc_noprof+0x44/0x2a0 [ 86.615439][ T5098] ? __pfx___might_resched+0x10/0x10 [ 86.617505][ T5098] should_fail_ex+0x3b0/0x4e0 [ 86.619341][ T5098] ? security_file_alloc+0x32/0x310 [ 86.621268][ T5098] should_failslab+0xac/0x100 [ 86.622996][ T5098] ? security_file_alloc+0x32/0x310 [ 86.624829][ T5098] kmem_cache_alloc_noprof+0x6c/0x2a0 [ 86.626760][ T5098] security_file_alloc+0x32/0x310 [ 86.628579][ T5098] init_file+0x93/0x1e0 [ 86.629674][ T5098] alloc_empty_backing_file+0x67/0xe0 [ 86.631170][ T5098] backing_file_open+0x24/0xa0 [ 86.632477][ T5098] ovl_open_realfile+0x1ee/0x350 [ 86.633837][ T5098] ovl_real_fdget_meta+0x339/0x3b0 [ 86.635408][ T5098] ? __pfx_ovl_real_fdget_meta+0x10/0x10 [ 86.637457][ T5098] ovl_llseek+0x1e7/0x3f0 [ 86.638893][ T5098] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 86.641085][ T5098] ? __pfx_ovl_llseek+0x10/0x10 [ 86.642931][ T5098] ? fdget_pos+0x265/0x320 [ 86.644624][ T5098] __x64_sys_lseek+0x150/0x1e0 [ 86.646420][ T5098] do_syscall_64+0xf3/0x230 [ 86.648106][ T5098] ? clear_bhb_loop+0x35/0x90 [ 86.649919][ T5098] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.652306][ T5098] RIP: 0033:0x7fbfc248dbd9 [ 86.654071][ T5098] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 1a 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 86.661658][ T5098] RSP: 002b:00007ffcab8cced8 EFLAGS: 00000246 ORIG_RAX: 0000000000000008 [ 86.664916][ T5098] RAX: ffffffffffffffda RBX: 00007ffcab8ccef0 RCX: 00007fbfc248dbd9 [ 86.668021][ T5098] RDX: 0000000000000000 RSI: 0000000000010000 RDI: 0000000000000004 [ 86.671159][ T5098] RBP: 0000000000000001 R08: 00007ffcab8ccc77 R09: 0000000000000000 [ 86.674146][ T5098] R10: 0000000000000001 R11: 0000000000000246 R12: 00007ffcab8cd000 [ 86.677216][ T5098] R13: 431bde82d7b634db R14: 00007ffcab8ccf20 R15: 00007ffcab8ccf00 [ 86.680310][ T5098] [ 86.830579][ T5098] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000022: 0000 [#1] PREEMPT SMP KASAN NOPTI [ 86.835391][ T5098] KASAN: null-ptr-deref in range [0x0000000000000110-0x0000000000000117] [ 86.839479][ T5098] CPU: 0 UID: 0 PID: 5098 Comm: syz-executor398 Not tainted 6.11.0-syzkaller-10669-g11a299a7933e #0 [ 86.843564][ T5098] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 86.847757][ T5098] RIP: 0010:ovl_llseek+0x2a4/0x3f0 [ 86.849746][ T5098] Code: 8d 7c 24 60 e8 ad db e0 fe 48 8b 44 24 60 48 89 44 24 30 48 83 e0 fc 48 89 44 24 20 4c 8d b0 20 01 00 00 4d 89 f7 49 c1 ef 03 <43> 80 3c 27 00 74 08 4c 89 f7 e8 6d dc e0 fe 49 89 1e 48 8b 1c 24 [ 86.856970][ T5098] RSP: 0018:ffffc90002d0fe00 EFLAGS: 00010207 [ 86.859228][ T5098] RAX: fffffffffffffff4 RBX: 0000000000000000 RCX: 0000000000000001 [ 86.862155][ T5098] RDX: 0000000000000000 RSI: ffffffff8c610080 RDI: 0000000000000001 [ 86.865136][ T5098] RBP: ffffc90002d0fec8 R08: ffffffff901ce56f R09: 1ffffffff2039cad [ 86.868104][ T5098] R10: dffffc0000000000 R11: fffffbfff2039cae R12: dffffc0000000000 [ 86.871057][ T5098] R13: 1ffff11007b299e4 R14: 0000000000000114 R15: 0000000000000022 [ 86.874000][ T5098] FS: 0000555562f9d380(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 [ 86.877302][ T5098] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.879728][ T5098] CR2: 00007fbfc24e3406 CR3: 0000000036176000 CR4: 0000000000350ef0 [ 86.882798][ T5098] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.885710][ T5098] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.888561][ T5098] Call Trace: [ 86.889825][ T5098] [ 86.891005][ T5098] ? __die_body+0x5f/0xb0 [ 86.892737][ T5098] ? die_addr+0xb0/0xe0 [ 86.894277][ T5098] ? exc_general_protection+0x3dd/0x5d0 [ 86.896299][ T5098] ? asm_exc_general_protection+0x26/0x30 [ 86.898342][ T5098] ? ovl_llseek+0x2a4/0x3f0 [ 86.900016][ T5098] ? __pfx_ovl_llseek+0x10/0x10 [ 86.901860][ T5098] ? fdget_pos+0x265/0x320 [ 86.903711][ T5098] __x64_sys_lseek+0x150/0x1e0 [ 86.905488][ T5098] do_syscall_64+0xf3/0x230 [ 86.907202][ T5098] ? clear_bhb_loop+0x35/0x90 [ 86.908966][ T5098] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.911181][ T5098] RIP: 0033:0x7fbfc248dbd9 [ 86.912852][ T5098] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 1a 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 86.919524][ T5098] RSP: 002b:00007ffcab8cced8 EFLAGS: 00000246 ORIG_RAX: 0000000000000008 [ 86.922505][ T5098] RAX: ffffffffffffffda RBX: 00007ffcab8ccef0 RCX: 00007fbfc248dbd9 [ 86.925242][ T5098] RDX: 0000000000000000 RSI: 0000000000010000 RDI: 0000000000000004 [ 86.927902][ T5098] RBP: 0000000000000001 R08: 00007ffcab8ccc77 R09: 0000000000000000 [ 86.930629][ T5098] R10: 0000000000000001 R11: 0000000000000246 R12: 00007ffcab8cd000 [ 86.933528][ T5098] R13: 431bde82d7b634db R14: 00007ffcab8ccf20 R15: 00007ffcab8ccf00 [ 86.936492][ T5098] [ 86.937723][ T5098] Modules linked in: [ 86.939621][ T5098] ---[ end trace 0000000000000000 ]--- [ 87.050029][ T5098] RIP: 0010:ovl_llseek+0x2a4/0x3f0 [ 87.059555][ T5098] Code: 8d 7c 24 60 e8 ad db e0 fe 48 8b 44 24 60 48 89 44 24 30 48 83 e0 fc 48 89 44 24 20 4c 8d b0 20 01 00 00 4d 89 f7 49 c1 ef 03 <43> 80 3c 27 00 74 08 4c 89 f7 e8 6d dc e0 fe 49 89 1e 48 8b 1c 24 [ 87.072440][ T5098] RSP: 0018:ffffc90002d0fe00 EFLAGS: 00010207 [ 87.075150][ T5098] RAX: fffffffffffffff4 RBX: 0000000000000000 RCX: 0000000000000001 [ 87.089664][ T5098] RDX: 0000000000000000 RSI: ffffffff8c610080 RDI: 0000000000000001 [ 87.092711][ T5098] RBP: ffffc90002d0fec8 R08: ffffffff901ce56f R09: 1ffffffff2039cad [ 87.095800][ T5098] R10: dffffc0000000000 R11: fffffbfff2039cae R12: dffffc0000000000 [ 87.098799][ T5098] R13: 1ffff11007b299e4 R14: 0000000000000114 R15: 0000000000000022 [ 87.112137][ T5098] FS: 0000555562f9d380(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 [ 87.115680][ T5098] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.118112][ T5098] CR2: 00007fbfc24e3406 CR3: 0000000036176000 CR4: 0000000000350ef0 [ 87.130282][ T5098] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 87.139586][ T5098] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 87.142895][ T5098] Kernel panic - not syncing: Fatal exception [ 87.145546][ T5098] Kernel Offset: disabled [ 87.147217][ T5098] Rebooting in 86400 seconds.. VM DIAGNOSIS: 19:01:50 Registers: info registers vcpu 0 CPU#0 RAX=0000000000000030 RBX=ffffffff9a704e60 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc90002d0f530 R8 =ffffffff854925cb R9 =1ffff11003d84046 R10=dffffc0000000000 R11=ffffffff85492580 R12=dffffc0000000000 R13=ffffffff9a3fff1b R14=0000000000000030 R15=00000000000003f8 RIP=ffffffff854925fe 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 0000555562f9d380 ffffffff 00c00000 GS =0000 ffff88801fc00000 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=00007fbfc24e3406 CR3=0000000036176000 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 Opmask00=00000000fffff892 Opmask01=0000000000000001 Opmask02=00000000fff7ffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffcab8ccee0 0000003000000010 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fbfc24d1068 00007fbfc24cf308 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fbfc24cf01d ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fbfc24e63a2 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fbfc24cf040 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fbfc24cf078 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffcab8ccf00 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2f2e2e0000000000 0000000000000000 0000010000000000 0000000000000030 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0a0b0b0000000000 0000000000000000 0000010000000000 0000000000000015 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000