Warning: Permanently added '[localhost]:12334' (ECDSA) to the list of known hosts. 2022/10/16 18:47:38 fuzzer started [ 88.782329][ T3651] ------------[ cut here ]------------ [ 88.786669][ T3651] WARNING: CPU: 2 PID: 3651 at include/linux/cpumask.h:110 c_start+0x152/0x1b0 [ 88.794040][ T3651] Modules linked in: [ 88.798182][ T3651] CPU: 2 PID: 3651 Comm: syz-fuzzer Not tainted 6.0.0-syzkaller-12196-g1501278bb7ba #0 [ 88.809874][ T3651] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 88.817114][ T3651] RIP: 0010:c_start+0x152/0x1b0 [ 88.821720][ T3651] Code: a0 98 99 8b e8 df 87 4c 00 5b 5d 4c 89 e0 41 5c 41 5d c3 e8 d0 87 4c 00 45 31 e4 5b 4c 89 e0 5d 41 5c 41 5d c3 e8 be 87 4c 00 <0f> 0b e9 1e ff ff ff 48 c7 c7 80 09 e2 8d e8 cb cd 98 00 e9 6b ff [ 88.836729][ T3651] RSP: 0018:ffffc90003857c70 EFLAGS: 00010293 [ 88.841446][ T3651] RAX: 0000000000000000 RBX: ffffffff8de20980 RCX: 0000000000000000 [ 88.847118][ T3651] RDX: ffff88801c40ba80 RSI: ffffffff812ffc02 RDI: 0000000000000004 [ 88.851791][ T3651] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000008 [ 88.857048][ T3651] R10: 0000000000000008 R11: 0000000000000001 R12: ffff88801e291ac0 [ 88.862086][ T3651] R13: 0000000000000008 R14: ffff88801b6f2afc R15: 0000000000000000 [ 88.867167][ T3651] FS: 000000c00004e890(0000) GS:ffff88802ca00000(0000) knlGS:0000000000000000 [ 88.872920][ T3651] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.876814][ T3651] CR2: 0000000000dc3f13 CR3: 000000001e494000 CR4: 0000000000150ee0 [ 88.882047][ T3651] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 88.889693][ T3651] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 88.895583][ T3651] Call Trace: [ 88.897916][ T3651] [ 88.900195][ T3651] seq_read_iter+0x2c6/0x1280 [ 88.903137][ T3651] proc_reg_read_iter+0x111/0x2d0 [ 88.906153][ T3651] vfs_read+0x67d/0x930 [ 88.908769][ T3651] ? kernel_read+0x1c0/0x1c0 [ 88.912375][ T3651] ? __fget_files+0x26a/0x440 [ 88.916247][ T3651] ksys_read+0x127/0x250 [ 88.919046][ T3651] ? vfs_write+0xdd0/0xdd0 [ 88.921835][ T3651] ? syscall_enter_from_user_mode+0x22/0xb0 [ 88.925477][ T3651] ? trace_hardirqs_on+0x2d/0x160 [ 88.928456][ T3651] do_syscall_64+0x35/0xb0 [ 88.931111][ T3651] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 88.934948][ T3651] RIP: 0033:0x4ae09b [ 88.938103][ T3651] Code: e8 ea 57 fb ff eb 88 cc cc cc cc cc cc cc cc e8 fb 9b fb ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30 [ 88.953644][ T3651] RSP: 002b:000000c0000933b8 EFLAGS: 00000212 ORIG_RAX: 0000000000000000 [ 88.958554][ T3651] RAX: ffffffffffffffda RBX: 000000c00003c000 RCX: 00000000004ae09b [ 88.964069][ T3651] RDX: 0000000000000b49 RSI: 000000c00046a4b7 RDI: 0000000000000003 [ 88.968826][ T3651] RBP: 000000c000093408 R08: 0000000000000058 R09: 00007ffe1e55a080 [ 88.973692][ T3651] R10: 00007ffe1e55a090 R11: 0000000000000212 R12: 000000c0000932f8 [ 88.978329][ T3651] R13: 0000000000000000 R14: 000000c0000001a0 R15: 00007fed08a28b97 [ 88.983740][ T3651] [ 88.986084][ T3651] Kernel panic - not syncing: panic_on_warn set ... [ 88.990345][ T3651] CPU: 2 PID: 3651 Comm: syz-fuzzer Not tainted 6.0.0-syzkaller-12196-g1501278bb7ba #0 [ 88.997330][ T3651] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 89.002686][ T3651] Call Trace: [ 89.004782][ T3651] [ 89.006490][ T3651] dump_stack_lvl+0xcd/0x134 [ 89.009560][ T3651] panic+0x2c8/0x622 [ 89.012118][ T3651] ? panic_print_sys_info.part.0+0x110/0x110 [ 89.017329][ T3651] ? __warn.cold+0x24b/0x350 [ 89.020316][ T3651] ? c_start+0x152/0x1b0 [ 89.023081][ T3651] __warn.cold+0x25c/0x350 [ 89.026109][ T3651] ? c_start+0x152/0x1b0 [ 89.028999][ T3651] report_bug+0x1bc/0x210 [ 89.032086][ T3651] handle_bug+0x3c/0x70 [ 89.034860][ T3651] exc_invalid_op+0x14/0x40 [ 89.038110][ T3651] asm_exc_invalid_op+0x16/0x20 [ 89.041312][ T3651] RIP: 0010:c_start+0x152/0x1b0 [ 89.044353][ T3651] Code: a0 98 99 8b e8 df 87 4c 00 5b 5d 4c 89 e0 41 5c 41 5d c3 e8 d0 87 4c 00 45 31 e4 5b 4c 89 e0 5d 41 5c 41 5d c3 e8 be 87 4c 00 <0f> 0b e9 1e ff ff ff 48 c7 c7 80 09 e2 8d e8 cb cd 98 00 e9 6b ff [ 89.059146][ T3651] RSP: 0018:ffffc90003857c70 EFLAGS: 00010293 [ 89.064130][ T3651] RAX: 0000000000000000 RBX: ffffffff8de20980 RCX: 0000000000000000 [ 89.069914][ T3651] RDX: ffff88801c40ba80 RSI: ffffffff812ffc02 RDI: 0000000000000004 [ 89.075418][ T3651] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000008 [ 89.080632][ T3651] R10: 0000000000000008 R11: 0000000000000001 R12: ffff88801e291ac0 [ 89.085654][ T3651] R13: 0000000000000008 R14: ffff88801b6f2afc R15: 0000000000000000 [ 89.090515][ T3651] ? c_start+0x152/0x1b0 [ 89.093400][ T3651] seq_read_iter+0x2c6/0x1280 [ 89.096717][ T3651] proc_reg_read_iter+0x111/0x2d0 [ 89.100086][ T3651] vfs_read+0x67d/0x930 [ 89.102816][ T3651] ? kernel_read+0x1c0/0x1c0 [ 89.106006][ T3651] ? __fget_files+0x26a/0x440 [ 89.109040][ T3651] ksys_read+0x127/0x250 [ 89.111743][ T3651] ? vfs_write+0xdd0/0xdd0 [ 89.114502][ T3651] ? syscall_enter_from_user_mode+0x22/0xb0 [ 89.117916][ T3651] ? trace_hardirqs_on+0x2d/0x160 [ 89.121240][ T3651] do_syscall_64+0x35/0xb0 [ 89.124956][ T3651] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 89.129522][ T3651] RIP: 0033:0x4ae09b [ 89.132382][ T3651] Code: e8 ea 57 fb ff eb 88 cc cc cc cc cc cc cc cc e8 fb 9b fb ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30 [ 89.143792][ T3651] RSP: 002b:000000c0000933b8 EFLAGS: 00000212 ORIG_RAX: 0000000000000000 [ 89.149185][ T3651] RAX: ffffffffffffffda RBX: 000000c00003c000 RCX: 00000000004ae09b [ 89.154963][ T3651] RDX: 0000000000000b49 RSI: 000000c00046a4b7 RDI: 0000000000000003 [ 89.160764][ T3651] RBP: 000000c000093408 R08: 0000000000000058 R09: 00007ffe1e55a080 [ 89.166103][ T3651] R10: 00007ffe1e55a090 R11: 0000000000000212 R12: 000000c0000932f8 [ 89.171084][ T3651] R13: 0000000000000000 R14: 000000c0000001a0 R15: 00007fed08a28b97 [ 89.176067][ T3651] [ 89.179423][ T3651] Kernel Offset: disabled [ 89.183047][ T3651] Rebooting in 86400 seconds.. VM DIAGNOSIS: 18:47:40 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffffffff8bcbc9c0 RCX=ffffffff898ddeb5 RDX=ffffed100590698a RSI=0000000000000000 RDI=ffffffff8990f9bf RBP=dffffc0000000000 RSP=ffffffff8bc07e10 R8 =0000000000000000 R9 =ffff88802c834c4b R10=ffffed1005906989 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=ffffffff8de20790 R15=0000000000000000 RIP=ffffffff8990f0ab 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 ffff88802c800000 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=000000c00050b040 CR3=000000001e494000 CR4=00150ef0 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=000000c000670320000000c000670460 XMM01=000000c00068a000000000c00068a030 XMM02=000000c000030420000000c000030370 XMM03=000000c00000c090000000c00003a480 XMM04=000000c00068a510000000c00068a4e0 XMM05=000000c00068a570000000c00068a540 XMM06=000000c0004941b0000000c00003a400 XMM07=000000c0004756c0000000c0003f5ad0 XMM08=000000c0003f5bc0000000c0003f5b60 XMM09=000000c000491080000000c0003f5b90 XMM10=000000c00007ff20000000c00010c120 XMM11=000000c00057e0a0000000c000670000 XMM12=000000c000503650000000c00068a300 XMM13=000000c00068a5a0000000c00068a840 XMM14=000000c00068a420000000c000670a00 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff88802ca42260 RCX=0000000000000000 RDX=ffff8880151f1d40 RSI=ffffffff81719bdd RDI=0000000000000005 RBP=0000000000000002 RSP=ffffc90000df7970 R8 =0000000000000005 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000003 R13=ffffed100594844d R14=0000000000000001 R15=dffffc0000000000 RIP=ffffffff81719bdf RFL=00000293 [--S-A-C] 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 0000000000000000 ffffffff 00c00000 GS =0000 ffff88802c900000 ffffffff 00c00000 LDT=0000 0000000000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000000c000093620 CR3=000000000bc8e000 CR4=00150ee0 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=d866d229ac477b08b7218aab7e27c93c XMM01=00000000000000000000000000000000 XMM02=6953657275736e652e656d69746e7572 XMM03=00000000000000000000000000000000 XMM04=00000000000000003fd067b0c8c7c0fa XMM05=000000c0006708c0000000c00068a420 XMM06=00000000000000003fd3333333333333 XMM07=00000000000000003fd453c5679451da XMM08=00000000000000003fe202d0a426214a XMM09=00000000000000003fb67ceb879770b8 XMM10=00000000000000003fd65b6aed65850c XMM11=000000c0005c5ad0000000c0005c9d40 XMM12=000000c0005c6f70000000c0005cb110 XMM13=000000c0005cd790000000c0005c8270 XMM14=000000c0005c6dd0000000c0005cdba0 XMM15=00000000000000000000000000000000 info registers vcpu 2 RAX=0000000000000054 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff8462e881 RDI=ffffffff914cb200 RBP=ffffffff914cb1c0 RSP=ffffc90003857600 R8 =0000000000000001 R9 =000000000000001f R10=0000000000000000 R11=502032203a555043 R12=0000000000000000 R13=0000000000000054 R14=ffffffff8462e820 R15=0000000000000000 RIP=ffffffff8462e8ab 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 000000c00004e890 ffffffff 00c00000 GS =0000 ffff88802ca00000 ffffffff 00c00000 LDT=0000 0000000000000000 00000000 00000000 TR =0040 fffffe0000091000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe000008f000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000000000dc3f13 CR3=000000001e494000 CR4=00150ee0 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=3a3a3a3a3a3a3a3a3a3a3a3a3a3a3a3a XMM01=00ff00000000000000000000000000ff XMM02=203a0973657a69732073736572646461 XMM03=00ff0000000000000000000000000000 XMM04=65726f74735f636570732032765f6572 XMM05=73646d206674316c207373617079625f XMM06=6174735f6f696d6d2073677061777320 XMM07=6465656c6274657220617461645f656c XMM08=6d6565727020696d6e76203a09736761 XMM09=76766e692072656d69745f6e6f697470 XMM10=78656c66206267315f74706520646970 XMM11=66666f5f63737420797469726f697270 XMM12=65206369706176207270747620746573 XMM13=6972747365726e752064697076207470 XMM14=63697061762074736575675f64657463 XMM15=00000000000000000000000000000000 info registers vcpu 3 RAX=0000000000000003 RBX=ffff888012131d40 RCX=ffffffff898ddeb5 RDX=ffffed100596698a RSI=0000000000000000 RDI=ffffffff8990f9bf RBP=dffffc0000000000 RSP=ffffc9000047fdf8 R8 =0000000000000000 R9 =ffff88802cb34c4b R10=ffffed1005966989 R11=0000000000000001 R12=0000000000000003 R13=0000000000000003 R14=ffffffff8de20790 R15=0000000000000000 RIP=ffffffff8990f0ab 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 ffff88802cb00000 ffffffff 00c00000 LDT=0000 0000000000000000 00000000 00000000 TR =0040 fffffe00000d8000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe00000d6000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fed2b108010 CR3=000000001e494000 CR4=00150ee0 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=000000c000670320000000c000670460 XMM01=000000c00068a000000000c00068a030 XMM02=000000c000030420000000c000030370 XMM03=000000c00000c090000000c00003a480 XMM04=000000c00068a510000000c00068a4e0 XMM05=000000c00068a570000000c00068a540 XMM06=000000c0004941b0000000c00003a400 XMM07=000000c0004756c0000000c0003f5ad0 XMM08=000000c0003f5bc0000000c0003f5b60 XMM09=000000c000491080000000c0003f5b90 XMM10=000000c00007ff20000000c00010c120 XMM11=000000c00057e0a0000000c000670000 XMM12=000000c000503650000000c00068a300 XMM13=000000c00068a5a0000000c00068a840 XMM14=000000c00068a420000000c000670a00 XMM15=00000000000000000000000000000000