[ 45.573337][ T39] audit: type=1400 audit(1656141018.013:74): avc: denied { write } for pid=3637 comm="sh" path="pipe:[29107]" dev="pipefs" ino=29107 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:initrc_t tclass=fifo_file permissive=1 Warning: Permanently added '[localhost]:47960' (ECDSA) to the list of known hosts. [ 48.666865][ T39] audit: type=1400 audit(1656141021.113:75): avc: denied { execute } for pid=3684 comm="sh" name="syz-executor2915219348" dev="sda1" ino=1136 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 executing program [ 48.684359][ T39] audit: type=1400 audit(1656141021.113:76): avc: denied { execute_no_trans } for pid=3684 comm="sh" path="/syz-executor2915219348" dev="sda1" ino=1136 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 48.691194][ T3684] loop0: detected capacity change from 0 to 144 [ 48.700947][ T39] audit: type=1400 audit(1656141021.133:77): avc: denied { execmem } for pid=3684 comm="syz-executor291" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 48.719289][ T39] audit: type=1400 audit(1656141021.133:78): avc: denied { read write } for pid=3684 comm="syz-executor291" name="loop0" dev="devtmpfs" ino=656 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 48.723215][ T3684] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 48.737376][ T39] audit: type=1400 audit(1656141021.143:79): avc: denied { open } for pid=3684 comm="syz-executor291" path="/dev/loop0" dev="devtmpfs" ino=656 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 48.755942][ T3684] ------------[ cut here ]------------ [ 48.759858][ T39] audit: type=1400 audit(1656141021.143:80): avc: denied { ioctl } for pid=3684 comm="syz-executor291" path="/dev/loop0" dev="devtmpfs" ino=656 ioctlcmd=0x4c00 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 48.762959][ T3684] WARNING: CPU: 1 PID: 3684 at fs/inode.c:331 drop_nlink+0xb7/0x110 [ 48.780725][ T39] audit: type=1400 audit(1656141021.153:81): avc: denied { mounton } for pid=3684 comm="syz-executor291" path="/file0" dev="sda1" ino=8193 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 48.786655][ T3684] Modules linked in: [ 48.802841][ T39] audit: type=1400 audit(1656141021.193:82): avc: denied { mount } for pid=3684 comm="syz-executor291" name="/" dev="loop0" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 48.805205][ T3684] CPU: 1 PID: 3684 Comm: syz-executor291 Not tainted 5.19.0-rc3-syzkaller-00182-gcbe232ab07ab #0 [ 48.824623][ T3684] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 48.829781][ T3684] RIP: 0010:drop_nlink+0xb7/0x110 [ 48.832803][ T3684] Code: 28 be 08 00 00 00 48 8d bb c0 07 00 00 e8 01 a3 ea ff f0 48 ff 83 c0 07 00 00 5b 5d 41 5c 41 5d e9 7e 7c 9e ff e8 79 7c 9e ff <0f> 0b 48 b8 00 00 00 00 00 fc ff df 4c 89 ea 48 c1 ea 03 0f b6 04 [ 48.844094][ T3684] RSP: 0018:ffffc90002e67ad0 EFLAGS: 00010293 [ 48.847708][ T3684] RAX: 0000000000000000 RBX: ffff888028bed040 RCX: 0000000000000000 [ 48.852573][ T3684] RDX: ffff888024404000 RSI: ffffffff81db1b57 RDI: 0000000000000005 [ 48.857315][ T3684] RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 [ 48.862300][ T3684] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 48.867268][ T3684] R13: ffff888028bed088 R14: ffff888028bed040 R15: ffff888028befae0 [ 48.872216][ T3684] FS: 0000555555f70300(0000) GS:ffff88802c900000(0000) knlGS:0000000000000000 [ 48.877602][ T3684] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.881757][ T3684] CR2: 00000000200017c0 CR3: 000000001ea3e000 CR4: 0000000000150ee0 [ 48.886482][ T3684] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.891238][ T3684] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.896104][ T3684] Call Trace: [ 48.898251][ T3684] [ 48.900360][ T3684] minix_rename+0x24e/0x4c0 [ 48.903427][ T3684] ? minix_link+0x110/0x110 [ 48.906271][ T3684] ? _down_write_nest_lock+0x150/0x150 [ 48.909843][ T3684] ? minix_link+0x110/0x110 [ 48.912711][ T3684] vfs_rename+0xef2/0x17a0 [ 48.915634][ T3684] ? path_openat+0x2910/0x2910 [ 48.918589][ T3684] ? security_path_rename+0x154/0x220 [ 48.924092][ T3684] do_renameat2+0xb5e/0xc80 [ 48.927247][ T3684] ? __ia32_sys_link+0xa0/0xa0 [ 48.930694][ T3684] ? __phys_addr_symbol+0x2c/0x70 [ 48.933872][ T3684] ? strncpy_from_user+0x287/0x3c0 [ 48.936932][ T3684] __x64_sys_renameat+0xbf/0xf0 [ 48.940051][ T3684] do_syscall_64+0x35/0xb0 [ 48.942847][ T3684] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 48.946580][ T3684] RIP: 0033:0x7ff49e648429 [ 48.949341][ T3684] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 48.960702][ T3684] RSP: 002b:00007ffdcfba35f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 [ 48.965770][ T3684] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007ff49e648429 [ 48.970553][ T3684] RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a [ 48.975103][ T3684] RBP: 00007ff49e607a30 R08: 0000000000000000 R09: 0000000000000000 [ 48.980132][ T3684] R10: 00000000200017c0 R11: 0000000000000246 R12: 00007ff49e607ac0 [ 48.984805][ T3684] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 48.989243][ T3684] [ 48.991271][ T3684] Kernel panic - not syncing: panic_on_warn set ... [ 48.995176][ T3684] CPU: 2 PID: 3684 Comm: syz-executor291 Not tainted 5.19.0-rc3-syzkaller-00182-gcbe232ab07ab #0 [ 49.001834][ T3684] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 49.007006][ T3684] Call Trace: [ 49.009222][ T3684] [ 49.011424][ T3684] dump_stack_lvl+0xcd/0x134 [ 49.014551][ T3684] panic+0x2d7/0x636 [ 49.017052][ T3684] ? panic_print_sys_info.part.0+0x10b/0x10b [ 49.021339][ T3684] ? __warn.cold+0x1d1/0x2c5 [ 49.025235][ T3684] ? drop_nlink+0xb7/0x110 [ 49.028773][ T3684] __warn.cold+0x1e2/0x2c5 [ 49.032091][ T3684] ? drop_nlink+0xb7/0x110 [ 49.035218][ T3684] report_bug+0x1bc/0x210 [ 49.038539][ T3684] handle_bug+0x3c/0x60 [ 49.041499][ T3684] exc_invalid_op+0x14/0x40 [ 49.044849][ T3684] asm_exc_invalid_op+0x1b/0x20 [ 49.047825][ T3684] RIP: 0010:drop_nlink+0xb7/0x110 [ 49.051791][ T3684] Code: 28 be 08 00 00 00 48 8d bb c0 07 00 00 e8 01 a3 ea ff f0 48 ff 83 c0 07 00 00 5b 5d 41 5c 41 5d e9 7e 7c 9e ff e8 79 7c 9e ff <0f> 0b 48 b8 00 00 00 00 00 fc ff df 4c 89 ea 48 c1 ea 03 0f b6 04 [ 49.063345][ T3684] RSP: 0018:ffffc90002e67ad0 EFLAGS: 00010293 [ 49.067091][ T3684] RAX: 0000000000000000 RBX: ffff888028bed040 RCX: 0000000000000000 [ 49.072269][ T3684] RDX: ffff888024404000 RSI: ffffffff81db1b57 RDI: 0000000000000005 [ 49.077258][ T3684] RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 [ 49.082643][ T3684] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff [ 49.087001][ T3684] R13: ffff888028bed088 R14: ffff888028bed040 R15: ffff888028befae0 [ 49.091351][ T3684] ? drop_nlink+0xb7/0x110 [ 49.093860][ T3684] minix_rename+0x24e/0x4c0 [ 49.096276][ T3684] ? minix_link+0x110/0x110 [ 49.098860][ T3684] ? _down_write_nest_lock+0x150/0x150 [ 49.101904][ T3684] ? minix_link+0x110/0x110 [ 49.104559][ T3684] vfs_rename+0xef2/0x17a0 [ 49.107100][ T3684] ? path_openat+0x2910/0x2910 [ 49.109787][ T3684] ? security_path_rename+0x154/0x220 [ 49.112768][ T3684] do_renameat2+0xb5e/0xc80 [ 49.115284][ T3684] ? __ia32_sys_link+0xa0/0xa0 [ 49.117967][ T3684] ? __phys_addr_symbol+0x2c/0x70 [ 49.120706][ T3684] ? strncpy_from_user+0x287/0x3c0 [ 49.123511][ T3684] __x64_sys_renameat+0xbf/0xf0 [ 49.126252][ T3684] do_syscall_64+0x35/0xb0 [ 49.128783][ T3684] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 49.131970][ T3684] RIP: 0033:0x7ff49e648429 [ 49.134474][ T3684] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 49.145130][ T3684] RSP: 002b:00007ffdcfba35f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000108 [ 49.149476][ T3684] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007ff49e648429 [ 49.153800][ T3684] RDX: 0000000000000009 RSI: 0000000020000500 RDI: 000000000000000a [ 49.158098][ T3684] RBP: 00007ff49e607a30 R08: 0000000000000000 R09: 0000000000000000 [ 49.162288][ T3684] R10: 00000000200017c0 R11: 0000000000000246 R12: 00007ff49e607ac0 [ 49.166710][ T3684] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 49.171036][ T3684] [ 49.173652][ T3684] Kernel Offset: disabled [ 49.176305][ T3684] Rebooting in 86400 seconds.. VM DIAGNOSIS: 07:10:21 Registers: info registers vcpu 0 RAX=1ffffffff1b9f85d RBX=ffffffff8dcfc2e8 RCX=ffffffff81c59dad RDX=0000000000000000 RSI=ffffffff8e440c4c RDI=ffffffff8dcfc26c RBP=ffffffff8dcfc2d8 RSP=ffffc90002d97a38 R8 =ffffffff8bbff6e0 R9 =ffffc90002d97b24 R10=fffff520005b2f69 R11=000000000008a07a R12=ffffffff8dcfc2f8 R13=ffffffff8dcfc26c R14=ffffffff8dcfc2d4 R15=dffffc0000000000 RIP=ffffffff81354fcf RFL=00000a02 [-O-----] 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 00007f31d5f2f840 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=00007f31d5fe4dff CR3=000000001ba22000 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=0000000000000000ff0000ff0000ff00 XMM02=0000000000000000ff0000000000ff00 XMM03=000000000000000000ff00000000ff00 XMM04=2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f XMM05=0000000000000000ffff000000000000 XMM06=ffff0000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=2064657461657263000a73253a47000a XMM09=00000000000000000000000000000000 XMM10=73737373737371f27373737373737373 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000080000001 RBX=0000000000000001 RCX=ffffffff815fec04 RDX=ffff888024404000 RSI=0000000000000000 RDI=0000000000000001 RBP=ffffc90002e677c8 RSP=ffffc90002e67788 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000012 R13=ffff8880128fa100 R14=0000000000000200 R15=ffffc90002e67818 RIP=ffffffff817992e1 RFL=00000046 [---Z-P-] 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 0000555555f70300 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=00000000200017c0 CR3=000000001ea3e000 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=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=ffffffffffffffffffff000000000000 XMM01=01010101010101010101000000000000 XMM02=727020676e6974756365786500736678 XMM03=3030303030ffffffffffffffffffffff XMM04=00000000000000000000000000ffffff XMM05=0000000000000000000000000000ff00 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 2 RAX=0000000000026dd7 RBX=ffff888012546040 RCX=ffffffff8976a6f1 RDX=0000000000000000 RSI=0000000000000001 RDI=0000000000000000 RBP=0000000000000002 RSP=ffffc9000068fe00 R8 =0000000000000001 R9 =ffff88802ca3af93 R10=ffffed10059475f2 R11=0000000000000001 R12=ffffed10024a8c08 R13=0000000000000002 R14=ffffffff8dbad210 R15=0000000000000000 RIP=ffffffff8979a3cb RFL=00000206 [-----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=000055e6e73b1210 CR3=000000001ec02000 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=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=ffffffffffffffffffffffffffffffff XMM06=00000000000000000000000000000000 XMM07=7a7973223d6d6d6f6320343836333d64 XMM08=2500656c6f736e6f632f7665642f000a XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 3 RAX=0000000000000074 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff845f8611 RDI=ffffffff912229c0 RBP=ffffffff91222980 RSP=ffffc90000877908 R8 =0000000000000001 R9 =000000000000001f R10=0000000000000000 R11=0000000000000001 R12=0000000000000000 R13=0000000000000074 R14=ffffffff845f85b0 R15=0000000000000000 RIP=ffffffff845f863b 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 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=00005614f7e4a0f8 CR3=000000001b8f4000 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=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=0a0a0a0a0a0a0a0a0a0a0a0a0a0a0a0a XMM01=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=6e7520676e69746e756f6d203a73662d XMM04=205b5d3938323931372e38342020205b XMM05=665f6b6c623d7373616c637420745f65 XMM06=3a725f7463656a626f3a755f6d657473 XMM07=617379733a725f6d64617379733a746f XMM08=20226873223d6d6d6f63203438363300 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000