./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3492580474
<...>
Warning: Permanently added '10.128.0.69' (ED25519) to the list of known hosts.
execve("./syz-executor3492580474", ["./syz-executor3492580474"], 0x7ffc1daf82a0 /* 10 vars */) = 0
brk(NULL) = 0x555556e96000
brk(0x555556e96d00) = 0x555556e96d00
arch_prctl(ARCH_SET_FS, 0x555556e96380) = 0
set_tid_address(0x555556e96650) = 5065
set_robust_list(0x555556e96660, 24) = 0
rseq(0x555556e96ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3492580474", 4096) = 28
getrandom("\x5d\x7a\x3f\xdf\x83\x55\xed\x77", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555556e96d00
brk(0x555556eb7d00) = 0x555556eb7d00
brk(0x555556eb8000) = 0x555556eb8000
mprotect(0x7ff7ad7ff000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
memfd_create("syzkaller", 0) = 3
mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff7a5349000
write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216
munmap(0x7ff7a5349000, 138412032) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
mkdir("./file0", 0777) = 0
mount("/dev/loop0", "./file0", "jfs", MS_NOSUID, "usrquota,iocharset=cp866,errors=remount-ro,resize=0x0000000000000001,resize=0x0000000000000000,error"...) = 0
openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
chdir("./file0") = 0
ioctl(4, LOOP_CLR_FD) = 0
close(4) = 0
mkdir("./bus", 000) = 0
rename("./file0", "./bus") = -1 EIO (Input/output error)
chdir("./bus") = 0
[ 58.946658][ T5065] loop0: detected capacity change from 0 to 32768
[ 58.982975][ T5065] read_mapping_page failed!
[ 58.987720][ T5065] ERROR: (device loop0): txAbort:
[ 58.987720][ T5065]
[ 59.009460][ T5065] ------------[ cut here ]------------
[ 59.015063][ T5065] WARNING: CPU: 0 PID: 5065 at fs/inode.c:387 inc_nlink+0x149/0x170
[ 59.023133][ T5065] Modules linked in:
[ 59.027033][ T5065] CPU: 0 PID: 5065 Comm: syz-executor349 Not tainted 6.7.0-rc2-syzkaller-00029-g9b6de136b5f0 #0
[ 59.037544][ T5065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
[ 59.047698][ T5065] RIP: 0010:inc_nlink+0x149/0x170
[ 59.052845][ T5065] Code: 4c 89 e7 e8 89 9a e9 ff e9 42 ff ff ff 4c 89 e7 e8 dc 99 e9 ff e9 fc fe ff ff 4c 89 e7 e8 cf 99 e9 ff eb d4 e8 c8 09 93 ff 90 <0f> 0b 90 e9 6c ff ff ff e8 da 99 e9 ff e9 42 ff ff ff e8 d0 99 e9
[ 59.072568][ T5065] RSP: 0018:ffffc9000421fbd0 EFLAGS: 00010293
[ 59.078735][ T5065] RAX: 0000000000000000 RBX: ffff88805a0fbbb0 RCX: ffffffff81f47fd4
[ 59.086721][ T5065] RDX: ffff888058d55940 RSI: ffffffff81f48068 RDI: 0000000000000007
[ 59.094756][ T5065] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
[ 59.102769][ T5065] R10: 0000000000000000 R11: 0000000000000004 R12: ffff88805a0fbbf8
[ 59.110801][ T5065] R13: ffffffff8d53d840 R14: ffff88805a0fbbb0 R15: ffff88805a0fce30
[ 59.118850][ T5065] FS: 0000555556e96380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 59.127816][ T5065] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.134468][ T5065] CR2: 00007f6254795ed8 CR3: 00000000790bc000 CR4: 0000000000350ef0
[ 59.142497][ T5065] Call Trace:
[ 59.145764][ T5065]
[ 59.148746][ T5065] ? show_regs+0x8f/0xa0
[ 59.153013][ T5065] ? __warn+0xe6/0x390
[ 59.157079][ T5065] ? inc_nlink+0x149/0x170
[ 59.161534][ T5065] ? report_bug+0x3bc/0x580
[ 59.166068][ T5065] ? handle_bug+0x3d/0x70
[ 59.170454][ T5065] ? exc_invalid_op+0x17/0x40
[ 59.175187][ T5065] ? asm_exc_invalid_op+0x1a/0x20
[ 59.180309][ T5065] ? inc_nlink+0xb4/0x170
[ 59.184666][ T5065] ? inc_nlink+0x148/0x170
[ 59.189189][ T5065] ? inc_nlink+0x149/0x170
[ 59.193677][ T5065] jfs_mkdir+0x8ce/0xb30
[ 59.197958][ T5065] ? jfs_create+0xb40/0xb40
[ 59.202516][ T5065] ? from_kgid+0x8b/0xd0
[ 59.206747][ T5065] ? from_kuid_munged+0x130/0x130
[ 59.211858][ T5065] ? bpf_lsm_inode_permission+0x9/0x10
[ 59.217352][ T5065] ? security_inode_permission+0xd8/0x100
[ 59.223118][ T5065] ? inode_permission+0xdd/0x5e0
[ 59.228119][ T5065] ? bpf_lsm_inode_mkdir+0x9/0x10
[ 59.233168][ T5065] vfs_mkdir+0x577/0x820
[ 59.237410][ T5065] do_mkdirat+0x2fd/0x3a0
[ 59.241803][ T5065] ? __ia32_sys_mknod+0xb0/0xb0
[ 59.246675][ T5065] ? getname_flags.part.0+0x1e2/0x4e0
[ 59.252102][ T5065] __x64_sys_mkdir+0xf2/0x140
[ 59.256818][ T5065] do_syscall_64+0x40/0x110
[ 59.261386][ T5065] entry_SYSCALL_64_after_hwframe+0x63/0x6b
[ 59.267326][ T5065] RIP: 0033:0x7ff7ad7869f9
[ 59.271773][ T5065] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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
[ 59.291452][ T5065] RSP: 002b:00007fff8dcf3cf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000053
[ 59.299935][ T5065] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007ff7ad7869f9
[ 59.307935][ T5065] RDX: 00007ff7ad7869f9 RSI: 0000000000000000 RDI: 0000000020000100
[ 59.315986][ T5065] RBP: 00007ff7ad7cf04b R08: 0000000000000000 R09: 0000000000000000
[ 59.323980][ T5065] R10: 0000000000000073 R11: 0000000000000246 R12: 0000000000000001
[ 59.332016][ T5065] R13: 00007fff8dcf3ed8 R14: 0000000000000001 R15: 0000000000000001
[ 59.340034][ T5065]
[ 59.343066][ T5065] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 59.350324][ T5065] CPU: 0 PID: 5065 Comm: syz-executor349 Not tainted 6.7.0-rc2-syzkaller-00029-g9b6de136b5f0 #0
[ 59.360715][ T5065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
[ 59.370755][ T5065] Call Trace:
[ 59.374113][ T5065]
[ 59.377103][ T5065] dump_stack_lvl+0xd9/0x1b0
[ 59.381692][ T5065] panic+0x6dc/0x790
[ 59.385574][ T5065] ? panic_smp_self_stop+0xa0/0xa0
[ 59.390680][ T5065] ? show_trace_log_lvl+0x363/0x4f0
[ 59.395879][ T5065] ? check_panic_on_warn+0x1f/0xb0
[ 59.400986][ T5065] ? inc_nlink+0x149/0x170
[ 59.405393][ T5065] check_panic_on_warn+0xab/0xb0
[ 59.410318][ T5065] __warn+0xf2/0x390
[ 59.414197][ T5065] ? inc_nlink+0x149/0x170
[ 59.418613][ T5065] report_bug+0x3bc/0x580
[ 59.422951][ T5065] handle_bug+0x3d/0x70
[ 59.428241][ T5065] exc_invalid_op+0x17/0x40
[ 59.432749][ T5065] asm_exc_invalid_op+0x1a/0x20
[ 59.437602][ T5065] RIP: 0010:inc_nlink+0x149/0x170
[ 59.442625][ T5065] Code: 4c 89 e7 e8 89 9a e9 ff e9 42 ff ff ff 4c 89 e7 e8 dc 99 e9 ff e9 fc fe ff ff 4c 89 e7 e8 cf 99 e9 ff eb d4 e8 c8 09 93 ff 90 <0f> 0b 90 e9 6c ff ff ff e8 da 99 e9 ff e9 42 ff ff ff e8 d0 99 e9
[ 59.462252][ T5065] RSP: 0018:ffffc9000421fbd0 EFLAGS: 00010293
[ 59.468326][ T5065] RAX: 0000000000000000 RBX: ffff88805a0fbbb0 RCX: ffffffff81f47fd4
[ 59.476292][ T5065] RDX: ffff888058d55940 RSI: ffffffff81f48068 RDI: 0000000000000007
[ 59.484261][ T5065] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
[ 59.492234][ T5065] R10: 0000000000000000 R11: 0000000000000004 R12: ffff88805a0fbbf8
[ 59.500201][ T5065] R13: ffffffff8d53d840 R14: ffff88805a0fbbb0 R15: ffff88805a0fce30
[ 59.508180][ T5065] ? inc_nlink+0xb4/0x170
[ 59.512512][ T5065] ? inc_nlink+0x148/0x170
[ 59.516933][ T5065] jfs_mkdir+0x8ce/0xb30
[ 59.521184][ T5065] ? jfs_create+0xb40/0xb40
[ 59.525694][ T5065] ? from_kgid+0x8b/0xd0
[ 59.529942][ T5065] ? from_kuid_munged+0x130/0x130
[ 59.534980][ T5065] ? bpf_lsm_inode_permission+0x9/0x10
[ 59.540434][ T5065] ? security_inode_permission+0xd8/0x100
[ 59.546163][ T5065] ? inode_permission+0xdd/0x5e0
[ 59.551098][ T5065] ? bpf_lsm_inode_mkdir+0x9/0x10
[ 59.556125][ T5065] vfs_mkdir+0x577/0x820
[ 59.560374][ T5065] do_mkdirat+0x2fd/0x3a0
[ 59.564733][ T5065] ? __ia32_sys_mknod+0xb0/0xb0
[ 59.569586][ T5065] ? getname_flags.part.0+0x1e2/0x4e0
[ 59.574962][ T5065] __x64_sys_mkdir+0xf2/0x140
[ 59.579640][ T5065] do_syscall_64+0x40/0x110
[ 59.584145][ T5065] entry_SYSCALL_64_after_hwframe+0x63/0x6b
[ 59.590042][ T5065] RIP: 0033:0x7ff7ad7869f9
[ 59.594446][ T5065] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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
[ 59.614063][ T5065] RSP: 002b:00007fff8dcf3cf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000053
[ 59.622562][ T5065] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007ff7ad7869f9
[ 59.630531][ T5065] RDX: 00007ff7ad7869f9 RSI: 0000000000000000 RDI: 0000000020000100
[ 59.638497][ T5065] RBP: 00007ff7ad7cf04b R08: 0000000000000000 R09: 0000000000000000
[ 59.646460][ T5065] R10: 0000000000000073 R11: 0000000000000246 R12: 0000000000000001
[ 59.654432][ T5065] R13: 00007fff8dcf3ed8 R14: 0000000000000001 R15: 0000000000000001
[ 59.662418][ T5065]
[ 59.665686][ T5065] Kernel Offset: disabled
[ 59.670080][ T5065] Rebooting in 86400 seconds..