./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor851296385

<...>
Warning: Permanently added '10.128.0.32' (ED25519) to the list of known hosts.
execve("./syz-executor851296385", ["./syz-executor851296385"], 0x7fffb6763850 /* 10 vars */) = 0
brk(NULL)                               = 0x55558bb16000
brk(0x55558bb16d40)                     = 0x55558bb16d40
arch_prctl(ARCH_SET_FS, 0x55558bb163c0) = 0
set_tid_address(0x55558bb16690)         = 282
set_robust_list(0x55558bb166a0, 24)     = 0
rseq(0x55558bb16ce0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented)
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor851296385", 4096) = 27
getrandom("\x46\x9d\x40\x93\xa0\xb8\x4d\x2e", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55558bb16d40
brk(0x55558bb37d40)                     = 0x55558bb37d40
brk(0x55558bb38000)                     = 0x55558bb38000
mprotect(0x7f02a0d2d000, 16384, PROT_READ) = 0
mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000
mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0executing program
) = 0x200000000000
mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000
write(1, "executing program\n", 18)     = 18
futex(0x7f02a0d333ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
rt_sigaction(SIGRT_1, {sa_handler=0x7f02a0ccc3a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f02a0cbda20}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f02a0c48000
mprotect(0x7f02a0c49000, 131072, PROT_READ|PROT_WRITE) = 0
rt_sigprocmask(SIG_BLOCK, ~[], [], 8)   = 0
clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f02a0c68990, parent_tid=0x7f02a0c68990, exit_signal=0, stack=0x7f02a0c48000, stack_size=0x20300, tls=0x7f02a0c686c0} => {parent_tid=[283]}, 88) = 283
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x7f02a0d333e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
futex(0x7f02a0d333ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 283 attached
 <unfinished ...>
[pid   283] set_robust_list(0x7f02a0c689a0, 24) = 0
[pid   283] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   283] mkdir("./file0", 000)       = 0
[pid   283] futex(0x7f02a0d333ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   282] <... futex resumed>)        = 0
[pid   282] futex(0x7f02a0d333e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   282] futex(0x7f02a0d333ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   283] <... futex resumed>)        = 1
[pid   283] openat(AT_FDCWD, "/dev/fuse", O_RDWR|O_CREAT, 000) = 3
[pid   283] futex(0x7f02a0d333ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   282] <... futex resumed>)        = 0
[pid   282] futex(0x7f02a0d333e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   282] futex(0x7f02a0d333ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   283] <... futex resumed>)        = 1
[pid   283] mount(NULL, "./file0", "fuse", 0, "fd=0x0000000000000003,rootmode=0000000000000000040000,user_id=00000000000000000000,group_id=00000000"...) = 0
[pid   283] futex(0x7f02a0d333ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   282] <... futex resumed>)        = 0
[pid   282] futex(0x7f02a0d333e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   282] futex(0x7f02a0d333ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   283] <... futex resumed>)        = 1
[pid   283] read(3, "\x38\x00\x00\x00\x1a\x00\x00\x00\x02\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\x07\x00\x00\x00\x20\x00\x00\x00\x00\x00\x02\x00\xfb\xff\xff\x83", 8224) = 56
[pid   283] futex(0x7f02a0d333ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   282] <... futex resumed>)        = 0
[pid   282] futex(0x7f02a0d333e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   282] futex(0x7f02a0d333ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   283] <... futex resumed>)        = 1
[   33.047649][   T24] audit: type=1400 audit(1755505072.200:64): avc:  denied  { execmem } for  pid=282 comm="syz-executor851" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   33.067527][   T24] audit: type=1400 audit(1755505072.200:65): avc:  denied  { read write } for  pid=282 comm="syz-executor851" name="fuse" dev="devtmpfs" ino=90 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1
[pid   283] mknod("./file0/../file0/file0", S_IFREG|000 <unfinished ...>
[pid   282] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid   282] futex(0x7f02a0d333fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f02a0c27000
[pid   282] mprotect(0x7f02a0c28000, 131072, PROT_READ|PROT_WRITE) = 0
[pid   282] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid   282] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f02a0c47990, parent_tid=0x7f02a0c47990, exit_signal=0, stack=0x7f02a0c27000, stack_size=0x20300, tls=0x7f02a0c476c0} => {parent_tid=[285]}, 88) = 285
[pid   282] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   282] futex(0x7f02a0d333f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   282] futex(0x7f02a0d333fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 285 attached
 <unfinished ...>
[pid   285] set_robust_list(0x7f02a0c479a0, 24) = 0
[pid   285] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   285] write(3, "\x50\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x07\x00\x00\x00\x28\x00\x00\x00\x00\x00\x00\x00\x60\x80\x48\x40\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x6f\x08\x89\xa9\xfc\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 80) = 80
[pid   285] futex(0x7f02a0d333fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   282] <... futex resumed>)        = 0
[pid   282] futex(0x7f02a0d333f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   282] futex(0x7f02a0d333fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   285] <... futex resumed>)        = 1
[pid   285] read(3, "\x2e\x00\x00\x00\x01\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x1b\x01\x00\x00\x00\x00\x00\x00\x66\x69\x6c\x65\x30\x00", 8192) = 46
[   33.091533][   T24] audit: type=1400 audit(1755505072.200:66): avc:  denied  { open } for  pid=282 comm="syz-executor851" path="/dev/fuse" dev="devtmpfs" ino=90 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1
[   33.115639][   T24] audit: type=1400 audit(1755505072.200:67): avc:  denied  { mounton } for  pid=282 comm="syz-executor851" path="/root/file0" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   33.119648][  T283] general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN
[   33.140267][   T24] audit: type=1400 audit(1755505072.200:68): avc:  denied  { mount } for  pid=282 comm="syz-executor851" name="/" dev="fuse" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1
[   33.150830][  T283] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]
[   33.150873][  T283] CPU: 1 PID: 283 Comm: syz-executor851 Not tainted 5.10.240-syzkaller #0
[   33.150891][  T283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   33.150974][  T283] RIP: 0010:filename_create+0x201/0x680
[   33.177011][   T24] audit: type=1400 audit(1755505072.330:69): avc:  denied  { read } for  pid=76 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1
[   33.182151][  T283] Code: 48 3d 01 f0 ff ff 72 11 e8 6c 57 bb ff 49 bd 00 00 00 00 00 fc ff df eb 5c 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <0f> b6 04 08 84 c0 0f 85 e7 03 00 00 41 8b 1e 89 de 81 e6 00 00 70
[   33.182172][  T283] RSP: 0018:ffffc90000be7d80 EFLAGS: 00010203
[   33.182202][  T283] RAX: 0000000000000002 RBX: 0000000000000600 RCX: dffffc0000000000
[   33.182254][  T283] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffff888103f92780
[   33.191314][   T24] audit: type=1400 audit(1755505072.330:70): avc:  denied  { search } for  pid=76 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[   33.201166][  T283] RBP: ffffc90000be7e78 R08: dffffc0000000000 R09: ffffed10238ffc0c
[   33.201195][  T283] R10: ffffed10238ffc0c R11: 1ffff110238ffc0b R12: ffffc90000be7ec0
[   33.201219][  T283] R13: ffffc90000be7ec0 R14: 0000000000000016 R15: ffffc90000be7ec8
[   33.201273][  T283] FS:  00007f02a0c686c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[   33.326790][  T283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.333536][  T283] CR2: 000020000000c000 CR3: 0000000120d0e000 CR4: 00000000003506a0
[   33.341777][  T283] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   33.349983][  T283] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   33.358262][  T283] Call Trace:
[   33.361635][  T283]  ? __check_object_size+0x2f4/0x3c0
[   33.367080][  T283]  ? kern_path_create+0x40/0x40
[   33.372179][  T283]  ? getname_flags+0x206/0x500
[   33.377076][  T283]  do_mknodat+0xcf/0x5a0
[   33.381382][  T283]  ? fpu__clear_all+0x20/0x20
[   33.386143][  T283]  ? debug_smp_processor_id+0x17/0x20
[   33.391592][  T283]  __x64_sys_mknod+0x80/0x90
[   33.396443][  T283]  do_syscall_64+0x31/0x40
[   33.400929][  T283]  entry_SYSCALL_64_after_hwframe+0x61/0xcb
[   33.406893][  T283] RIP: 0033:0x7f02a0ca64f9
[   33.411407][  T283] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 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 b0 ff ff ff f7 d8 64 89 01 48
[   33.431309][  T283] RSP: 002b:00007f02a0c68218 EFLAGS: 00000246 ORIG_RAX: 0000000000000085
[   33.439893][  T283] RAX: ffffffffffffffda RBX: 00007f02a0d333e8 RCX: 00007f02a0ca64f9
[pid   285] write(3, "\xa6\x00\x00\x00\x00\x00\x00\x00\x04\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\xfc\xff\xff\xff\xff\xff\xff\xff\x00\x02\x00\x00\x00\x00\x00\x00\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x07\x00\x00\x00\x00\x00\x00\x00\x07\x00\x00\x01\x00\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 166 <unfinished ...>
[pid   282] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid   285] <... write resumed>)        = 166
[pid   285] futex(0x7f02a0d333fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[   33.448357][  T283] RDX: 0000000000000700 RSI: 00000000ffff8000 RDI: 00002000000002c0
[   33.456530][  T283] RBP: 00007f02a0d333e0 R08: 0000000000000000 R09: 0000000000000000
[   33.464576][  T283] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f02a0d00034
[   33.472616][  T283] R13: 000020000000a280 R14: 00007f02a0cfe00e R15: 0000200000000000
[   33.480901][  T283] Modules linked in:
[   33.486573][   T24] audit: type=1400 audit(1755505072.330:71): avc:  denied  { write } for  pid=76 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[   33.508025][  T283] ---[ end trace aab13b11a220d505 ]---
[   33.508151][   T24] audit: type=1400 audit(1755505072.330:72): avc:  denied  { add_name } for  pid=76 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[   33.514312][  T283] RIP: 0010:filename_create+0x201/0x680
[   33.534912][   T24] audit: type=1400 audit(1755505072.330:73): avc:  denied  { create } for  pid=76 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[   33.540781][  T283] Code: 48 3d 01 f0 ff ff 72 11 e8 6c 57 bb ff 49 bd 00 00 00 00 00 fc ff df eb 5c 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <0f> b6 04 08 84 c0 0f 85 e7 03 00 00 41 8b 1e 89 de 81 e6 00 00 70
[   33.581026][  T283] RSP: 0018:ffffc90000be7d80 EFLAGS: 00010203
[   33.587166][  T283] RAX: 0000000000000002 RBX: 0000000000000600 RCX: dffffc0000000000
[   33.595319][  T283] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffff888103f92780
[   33.603810][  T283] RBP: ffffc90000be7e78 R08: dffffc0000000000 R09: ffffed10238ffc0c
[   33.612024][  T283] R10: ffffed10238ffc0c R11: 1ffff110238ffc0b R12: ffffc90000be7ec0
[   33.620030][  T283] R13: ffffc90000be7ec0 R14: 0000000000000016 R15: ffffc90000be7ec8
[   33.628085][  T283] FS:  00007f02a0c686c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[   33.637208][  T283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.643895][  T283] CR2: 00007ffd7ef63f20 CR3: 0000000120d0e000 CR4: 00000000003506b0
[   33.652061][  T283] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   33.660279][  T283] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   33.668436][  T283] Kernel panic - not syncing: Fatal exception
[   33.674812][  T283] Kernel Offset: disabled
[   33.679291][  T283] Rebooting in 86400 seconds..