[ 51.984684][ T38] audit: type=1400 audit(1665780612.008:73): avc: denied { transition } for pid=3648 comm="sshd" path="/bin/sh" dev="sda1" ino=73 scontext=system_u:system_r:initrc_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 52.011507][ T38] audit: type=1400 audit(1665780612.018:74): avc: denied { write } for pid=3648 comm="sh" path="pipe:[29486]" dev="pipefs" ino=29486 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:initrc_t tclass=fifo_file permissive=1 Warning: Permanently added '[localhost]:16057' (ECDSA) to the list of known hosts. [ 54.432350][ T38] audit: type=1400 audit(1665780614.458:75): avc: denied { execute } for pid=3668 comm="sh" name="syz-fuzzer" dev="sda1" ino=1134 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 54.448315][ T38] audit: type=1400 audit(1665780614.458:76): avc: denied { execute_no_trans } for pid=3668 comm="sh" path="/syz-fuzzer" dev="sda1" ino=1134 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 2022/10/14 20:50:14 fuzzer started [ 54.864372][ T3671] ------------[ cut here ]------------ [ 54.868255][ T3671] WARNING: CPU: 1 PID: 3671 at include/linux/cpumask.h:110 c_start+0x152/0x1b0 [ 54.873967][ T3671] Modules linked in: [ 54.876801][ T3671] CPU: 1 PID: 3671 Comm: syz-fuzzer Not tainted 6.0.0-syzkaller-11990-g9c9155a3509a #0 [ 54.886392][ T3671] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 54.892672][ T3671] RIP: 0010:c_start+0x152/0x1b0 [ 54.895792][ T3671] Code: a0 68 99 8b e8 3f 97 4b 00 5b 5d 4c 89 e0 41 5c 41 5d c3 e8 30 97 4b 00 45 31 e4 5b 4c 89 e0 5d 41 5c 41 5d c3 e8 1e 97 4b 00 <0f> 0b e9 1e ff ff ff 48 c7 c7 40 54 e1 8d e8 fb 19 97 00 e9 6b ff [ 54.908566][ T3671] RSP: 0018:ffffc90002f27c70 EFLAGS: 00010293 [ 54.912745][ T3671] RAX: 0000000000000000 RBX: ffffffff8de15440 RCX: 0000000000000000 [ 54.917756][ T3671] RDX: ffff88801b3b6100 RSI: ffffffff812ffc02 RDI: 0000000000000004 [ 54.922763][ T3671] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000008 [ 54.927725][ T3671] R10: 0000000000000008 R11: 0000000000000001 R12: ffff88801c29c278 [ 54.933018][ T3671] R13: 0000000000000008 R14: ffff888023b17b3c R15: 0000000000000000 [ 54.938335][ T3671] FS: 000000c00004e890(0000) GS:ffff88802c800000(0000) knlGS:0000000000000000 [ 54.944913][ T3671] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.950552][ T3671] CR2: 00007fe53b98da00 CR3: 000000001b4cb000 CR4: 0000000000150ef0 [ 54.956838][ T3671] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.963173][ T3671] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.969773][ T3671] Call Trace: [ 54.972406][ T3671] [ 54.974738][ T3671] seq_read_iter+0x2c6/0x1280 [ 54.978300][ T3671] ? inode_security+0x105/0x130 [ 54.982276][ T3671] proc_reg_read_iter+0x111/0x2d0 [ 54.986308][ T3671] vfs_read+0x67d/0x930 [ 54.989734][ T3671] ? kernel_read+0x1c0/0x1c0 [ 54.993361][ T3671] ? __fget_files+0x26a/0x440 [ 54.996217][ T3671] ksys_read+0x127/0x250 [ 54.999400][ T3671] ? vfs_write+0xdd0/0xdd0 [ 55.002586][ T3671] ? syscall_enter_from_user_mode+0x22/0xb0 [ 55.007001][ T3671] ? trace_hardirqs_on+0x2d/0x160 [ 55.010149][ T3671] do_syscall_64+0x35/0xb0 [ 55.012963][ T3671] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.016850][ T3671] RIP: 0033:0x4ae09b [ 55.019368][ T3671] 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 [ 55.031373][ T3671] RSP: 002b:000000c0007233b8 EFLAGS: 00000212 ORIG_RAX: 0000000000000000 [ 55.038061][ T3671] RAX: ffffffffffffffda RBX: 000000c00003e800 RCX: 00000000004ae09b [ 55.044516][ T3671] RDX: 0000000000000b49 RSI: 000000c0004fe4b7 RDI: 0000000000000003 [ 55.050868][ T3671] RBP: 000000c000723408 R08: 0000000000000001 R09: 000000c000074480 [ 55.056532][ T3671] R10: 0000000000000b49 R11: 0000000000000212 R12: 000000c000723570 [ 55.061608][ T3671] R13: 0000000000000000 R14: 000000c0000001a0 R15: 00007fe53942c2f3 [ 55.068066][ T3671] [ 55.070465][ T3671] Kernel panic - not syncing: panic_on_warn set ... [ 55.075472][ T3671] CPU: 0 PID: 3671 Comm: syz-fuzzer Not tainted 6.0.0-syzkaller-11990-g9c9155a3509a #0 [ 55.081876][ T3671] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 55.088971][ T3671] Call Trace: [ 55.091506][ T3671] [ 55.093914][ T3671] dump_stack_lvl+0xcd/0x134 [ 55.097560][ T3671] panic+0x2c8/0x622 [ 55.100400][ T3671] ? panic_print_sys_info.part.0+0x110/0x110 [ 55.104838][ T3671] ? __warn.cold+0x24b/0x350 [ 55.108909][ T3671] ? c_start+0x152/0x1b0 [ 55.112400][ T3671] __warn.cold+0x25c/0x350 [ 55.115659][ T3671] ? c_start+0x152/0x1b0 [ 55.118219][ T3671] report_bug+0x1bc/0x210 [ 55.120779][ T3671] handle_bug+0x3c/0x70 [ 55.123479][ T3671] exc_invalid_op+0x14/0x40 [ 55.126396][ T3671] asm_exc_invalid_op+0x16/0x20 [ 55.129541][ T3671] RIP: 0010:c_start+0x152/0x1b0 [ 55.132626][ T3671] Code: a0 68 99 8b e8 3f 97 4b 00 5b 5d 4c 89 e0 41 5c 41 5d c3 e8 30 97 4b 00 45 31 e4 5b 4c 89 e0 5d 41 5c 41 5d c3 e8 1e 97 4b 00 <0f> 0b e9 1e ff ff ff 48 c7 c7 40 54 e1 8d e8 fb 19 97 00 e9 6b ff [ 55.144667][ T3671] RSP: 0018:ffffc90002f27c70 EFLAGS: 00010293 [ 55.148758][ T3671] RAX: 0000000000000000 RBX: ffffffff8de15440 RCX: 0000000000000000 [ 55.153887][ T3671] RDX: ffff88801b3b6100 RSI: ffffffff812ffc02 RDI: 0000000000000004 [ 55.159172][ T3671] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000008 [ 55.163791][ T3671] R10: 0000000000000008 R11: 0000000000000001 R12: ffff88801c29c278 [ 55.168622][ T3671] R13: 0000000000000008 R14: ffff888023b17b3c R15: 0000000000000000 [ 55.173588][ T3671] ? c_start+0x152/0x1b0 [ 55.176101][ T3671] seq_read_iter+0x2c6/0x1280 [ 55.178916][ T3671] ? inode_security+0x105/0x130 [ 55.181963][ T3671] proc_reg_read_iter+0x111/0x2d0 [ 55.185275][ T3671] vfs_read+0x67d/0x930 [ 55.187817][ T3671] ? kernel_read+0x1c0/0x1c0 [ 55.190633][ T3671] ? __fget_files+0x26a/0x440 [ 55.193555][ T3671] ksys_read+0x127/0x250 [ 55.196218][ T3671] ? vfs_write+0xdd0/0xdd0 [ 55.199013][ T3671] ? syscall_enter_from_user_mode+0x22/0xb0 [ 55.202729][ T3671] ? trace_hardirqs_on+0x2d/0x160 [ 55.205920][ T3671] do_syscall_64+0x35/0xb0 [ 55.208737][ T3671] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.212797][ T3671] RIP: 0033:0x4ae09b [ 55.215297][ T3671] 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 [ 55.227308][ T3671] RSP: 002b:000000c0007233b8 EFLAGS: 00000212 ORIG_RAX: 0000000000000000 [ 55.233056][ T3671] RAX: ffffffffffffffda RBX: 000000c00003e800 RCX: 00000000004ae09b [ 55.239310][ T3671] RDX: 0000000000000b49 RSI: 000000c0004fe4b7 RDI: 0000000000000003 [ 55.245429][ T3671] RBP: 000000c000723408 R08: 0000000000000001 R09: 000000c000074480 [ 55.251616][ T3671] R10: 0000000000000b49 R11: 0000000000000212 R12: 000000c000723570 [ 55.257953][ T3671] R13: 0000000000000000 R14: 000000c0000001a0 R15: 00007fe53942c2f3 [ 55.263001][ T3671] [ 55.265687][ T3671] Kernel Offset: disabled [ 55.268429][ T3671] Rebooting in 86400 seconds.. VM DIAGNOSIS: 20:50:15 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffc90000f3f4a0 RCX=ffffffff8e6b650b RDX=1ffff920001e7e94 RSI=ffffc90000f3f778 RDI=ffffc90000f3f4a0 RBP=ffffc90000f3f778 RSP=ffffc90000f3f3f8 R8 =ffffffff8e6b6506 R9 =ffffc90000f3f4d4 R10=fffff520001e7e9f R11=ffffc90000f3f778 R12=0000000000000008 R13=ffffc90000f3f4a0 R14=ffffc90000f3f780 R15=ffffffff8e6b650a RIP=ffffffff8135b806 RFL=00000092 [--S-A--] 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 00007fac3de36800 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=00007fe53b98da00 CR3=000000001e474000 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=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=25252525252525252525252525252525 XMM01=00000000000000000000000000000000 XMM02=00000000000000000000000000000000 XMM03=2f223d6874617020226873223d6d6d6f XMM04=205b5d3531333834342e34352020205b XMM05=663d7373616c637420745f656d69746e XMM06=746f6f723d747865746e6f637420745f XMM07=746f6f723d747865746e6f6373203433 XMM08=4c2d746e65746e6f430a0d6465646f63 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000055 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff846284f1 RDI=ffffffff914cc720 RBP=ffffffff914cc6e0 RSP=ffffc90002f27600 R8 =0000000000000001 R9 =000000000000001f R10=0000000000000000 R11=502031203a555043 R12=0000000000000000 R13=0000000000000055 R14=ffffffff84628490 R15=0000000000000000 RIP=ffffffff8462851b 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 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=00007fe53b9edfe0 CR3=000000001b4cb000 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 2 RAX=0000000000000002 RBX=ffff888012504200 RCX=ffffffff898d6aa5 RDX=ffffed100594698a RSI=0000000000000000 RDI=ffffffff8990894f RBP=dffffc0000000000 RSP=ffffc9000067fdf8 R8 =0000000000000000 R9 =ffff88802ca34c4b R10=ffffed1005946989 R11=0000000000000001 R12=0000000000000002 R13=0000000000000002 R14=ffffffff8de15250 R15=0000000000000000 RIP=ffffffff8990803b 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 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=00007fe55fcca1c0 CR3=000000001b4cb000 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=00000000000000003fb5d6ee4ed07f1f XMM01=000000000000000041cf854a5e000000 XMM02=0000000000000000415410cc80e8f4b0 XMM03=00000000000000003fde666666666666 XMM04=0000000000000000bfb33441949e8be4 XMM05=000000c0003fdb00000000c0003fdc50 XMM06=00000000000000003fd3333333333333 XMM07=00000000000000003fd790337b098b3f XMM08=00000000000000003fe9f7da7a5dd82a XMM09=00000000000000003fd5894e8e5549ee XMM10=00000000000000003fd5a12a969505cc XMM11=000000c0003fc720000000c0003fc6f0 XMM12=000000c000074960000000c0003fc6c0 XMM13=000000c00000eae8000000c000510b40 XMM14=000000c000510b50000000c000510b48 XMM15=00000000000000000000000000000000 info registers vcpu 3 RAX=0000000000000003 RBX=ffff888012506240 RCX=ffffffff898d6aa5 RDX=ffffed100596698a RSI=0000000000000000 RDI=ffffffff8990894f RBP=dffffc0000000000 RSP=ffffc9000068fdf8 R8 =0000000000000000 R9 =ffff88802cb34c4b R10=ffffed1005966989 R11=0000000000000001 R12=0000000000000003 R13=0000000000000003 R14=ffffffff8de15250 R15=0000000000000000 RIP=ffffffff8990803b 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=000000c000541000 CR3=000000001b4cb000 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=000000000000000041b7a9f602ee1bca XMM01=00000000000000003f847ae147ae147b XMM02=000000000000000040c3880000000000 XMM03=0000000000000000416312d000000000 XMM04=000000c000068a80000000c000068750 XMM05=000000c000068a50000000c000068a70 XMM06=000000c000068a60000000c000068a90 XMM07=000000c000068a20000000c000068a40 XMM08=000000c00010a750000000c000068740 XMM09=000000c000068780000000c000068790 XMM10=000000c000068770000000c0000687a0 XMM11=000000c000068750000000c000068760 XMM12=000000c000068a70000000c000068a80 XMM13=000000c000068a90000000c000068a50 XMM14=000000c000068a40000000c000068a60 XMM15=00000000000000000000000000000000