./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor873256144

<...>
Warning: Permanently added '10.128.1.68' (ED25519) to the list of known hosts.
execve("./syz-executor873256144", ["./syz-executor873256144"], 0x7ffca7d97910 /* 10 vars */) = 0
brk(NULL)                               = 0x55556fee4000
brk(0x55556fee4d40)                     = 0x55556fee4d40
arch_prctl(ARCH_SET_FS, 0x55556fee43c0) = 0
set_tid_address(0x55556fee4690)         = 282
set_robust_list(0x55556fee46a0, 24)     = 0
rseq(0x55556fee4ce0, 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-executor873256144", 4096) = 27
getrandom("\xbc\x81\xb1\xe3\xea\xa2\x08\x88", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55556fee4d40
brk(0x55556ff05d40)                     = 0x55556ff05d40
brk(0x55556ff06000)                     = 0x55556ff06000
mprotect(0x7fd42c9ae000, 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, 0) = 0x200000000000
mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000
write(1, "executing program\n", 18executing program
)     = 18
futex(0x7fd42c9b440c, FUTEX_WAKE_PRIVATE, 1000000) = 0
rt_sigaction(SIGRT_1, {sa_handler=0x7fd42c94d420, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd42c93eaa0}, 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) = 0x7fd42c8c9000
mprotect(0x7fd42c8ca000, 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=0x7fd42c8e9990, parent_tid=0x7fd42c8e9990, exit_signal=0, stack=0x7fd42c8c9000, stack_size=0x20300, tls=0x7fd42c8e96c0} => {parent_tid=[283]}, 88) = 283
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
futex(0x7fd42c9b4408, FUTEX_WAKE_PRIVATE, 1000000) = 0
futex(0x7fd42c9b440c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 283 attached
 <unfinished ...>
[pid   283] set_robust_list(0x7fd42c8e99a0, 24) = 0
[pid   283] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   283] mkdir("./file0", 000)       = 0
[pid   283] futex(0x7fd42c9b440c, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   282] <... futex resumed>)        = 0
[pid   282] futex(0x7fd42c9b4408, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   282] futex(0x7fd42c9b440c, 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(0x7fd42c9b440c, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   282] <... futex resumed>)        = 0
[pid   282] futex(0x7fd42c9b4408, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   282] futex(0x7fd42c9b440c, 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(0x7fd42c9b440c, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   282] <... futex resumed>)        = 0
[pid   282] futex(0x7fd42c9b4408, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   282] futex(0x7fd42c9b440c, 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(0x7fd42c9b440c, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   282] <... futex resumed>)        = 0
[pid   282] futex(0x7fd42c9b4408, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   282] futex(0x7fd42c9b440c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   283] <... futex resumed>)        = 1
[   22.229474][   T24] audit: type=1400 audit(1755666109.269:64): avc:  denied  { execmem } for  pid=282 comm="syz-executor873" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   22.249801][   T24] audit: type=1400 audit(1755666109.289:65): avc:  denied  { read write } for  pid=282 comm="syz-executor873" 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] read(3,  <unfinished ...>
[pid   282] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid   282] futex(0x7fd42c9b441c, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fd42c8a8000
[pid   282] mprotect(0x7fd42c8a9000, 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=0x7fd42c8c8990, parent_tid=0x7fd42c8c8990, exit_signal=0, stack=0x7fd42c8a8000, stack_size=0x20300, tls=0x7fd42c8c86c0} => {parent_tid=[285]}, 88) = 285
[pid   282] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   282] futex(0x7fd42c9b4418, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   282] futex(0x7fd42c9b441c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 285 attached
 <unfinished ...>
[pid   285] set_robust_list(0x7fd42c8c89a0, 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\x27\x00\x00\x00\x04\x00\x00\x00\x1a\x00\x01\x08\x03\x00\xfd\xff\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x01\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", 80) = 80
[pid   285] futex(0x7fd42c9b441c, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   282] <... futex resumed>)        = 0
[pid   282] futex(0x7fd42c9b4418, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   282] futex(0x7fd42c9b441c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   285] <... futex resumed>)        = 1
[pid   285] rename("./file0/../file0/file0", "./file0/../file0/file0" <unfinished ...>
[pid   283] <... read resumed>"\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\x1d\x01\x00\x00\x00\x00\x00\x00\x66\x69\x6c\x65\x30\x00", 8192) = 46
[pid   283] write(3, "\x9e\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x05\x00\x00\x00\x00\x00\x00\x00\x5f\x92\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00"..., 158) = 158
[pid   283] futex(0x7fd42c9b440c, FUTEX_WAKE_PRIVATE, 1000000) = 0
[   22.273472][   T24] audit: type=1400 audit(1755666109.289:66): avc:  denied  { open } for  pid=282 comm="syz-executor873" 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
[   22.296845][   T24] audit: type=1400 audit(1755666109.289:67): avc:  denied  { mounton } for  pid=282 comm="syz-executor873" path="/root/file0" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   22.319676][   T24] audit: type=1400 audit(1755666109.289:68): avc:  denied  { mount } for  pid=282 comm="syz-executor873" name="/" dev="fuse" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1
[   22.323042][  T285] general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN
[   22.353398][  T285] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
[   22.361781][  T285] CPU: 0 PID: 285 Comm: syz-executor873 Not tainted 5.10.240-syzkaller #0
[   22.370240][  T285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   22.380287][  T285] RIP: 0010:do_renameat2+0x471/0xe60
[   22.385540][  T285] Code: 89 c5 48 3d 01 f0 ff ff 72 0f e8 1a f4 ba ff 4c 8b 64 24 20 e9 6a 03 00 00 4d 89 ec 49 c1 ec 03 48 b8 00 00 00 00 00 fc ff df <41> 0f b6 04 04 84 c0 0f 85 2f 05 00 00 41 8b 5d 00 be 00 00 70 00
[   22.405115][  T285] RSP: 0018:ffffc90000b67d80 EFLAGS: 00010203
[   22.411159][  T285] RAX: dffffc0000000000 RBX: 00000000ffffff9c RCX: ffff8881063a0000
[   22.419113][  T285] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881063a0000
[   22.427050][  T285] RBP: ffffc90000b67f08 R08: dffffc0000000000 R09: ffffed10234ff7a4
[   22.434991][  T285] R10: ffffed10234ff7a4 R11: 1ffff110234ff7a3 R12: 0000000000000001
[   22.442936][  T285] R13: 000000000000000e R14: ffff88811b995500 R15: 0000000000000001
[   22.450876][  T285] FS:  00007fd42c8c86c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[   22.459779][  T285] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.466331][  T285] CR2: 000055cf44af1eb8 CR3: 0000000106b9e000 CR4: 00000000003506b0
[   22.474281][  T285] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   22.482227][  T285] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   22.490171][  T285] Call Trace:
[   22.493433][  T285]  ? fsnotify_move+0x2a0/0x2a0
[   22.498169][  T285]  ? getname_flags+0x206/0x500
[   22.502897][  T285]  __x64_sys_rename+0x86/0x90
[   22.507538][  T285]  do_syscall_64+0x31/0x40
[   22.511926][  T285]  entry_SYSCALL_64_after_hwframe+0x61/0xcb
[   22.517785][  T285] RIP: 0033:0x7fd42c927579
[   22.522172][  T285] 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
[   22.541745][  T285] RSP: 002b:00007fd42c8c8218 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
[   22.550122][  T285] RAX: ffffffffffffffda RBX: 00007fd42c9b4418 RCX: 00007fd42c927579
[   22.558065][  T285] RDX: 00007fd42c927579 RSI: 00002000000000c0 RDI: 0000200000000100
[   22.566181][  T285] RBP: 00007fd42c9b4410 R08: 0000000000000000 R09: 0000000000000000
[pid   283] futex(0x7fd42c9b4408, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid   282] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[   22.574123][  T285] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd42c981034
[   22.582062][  T285] R13: 0000200000006280 R14: 0000200000000100 R15: 00007ffd179d4be8
[   22.590000][  T285] Modules linked in:
[   22.594350][  T285] ---[ end trace c3158c54be1cbb43 ]---
[   22.595903][   T24] audit: type=1400 audit(1755666109.639:69): avc:  denied  { read } for  pid=77 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
[   22.599919][  T285] RIP: 0010:do_renameat2+0x471/0xe60
[   22.621592][   T24] audit: type=1400 audit(1755666109.639:70): avc:  denied  { search } for  pid=77 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
[   22.626785][  T285] Code: 89 c5 48 3d 01 f0 ff ff 72 0f e8 1a f4 ba ff 4c 8b 64 24 20 e9 6a 03 00 00 4d 89 ec 49 c1 ec 03 48 b8 00 00 00 00 00 fc ff df <41> 0f b6 04 04 84 c0 0f 85 2f 05 00 00 41 8b 5d 00 be 00 00 70 00
[   22.648058][   T24] audit: type=1400 audit(1755666109.639:71): avc:  denied  { write } for  pid=77 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
[   22.667530][  T285] RSP: 0018:ffffc90000b67d80 EFLAGS: 00010203
[   22.694765][  T285] RAX: dffffc0000000000 RBX: 00000000ffffff9c RCX: ffff8881063a0000
[   22.694813][   T24] audit: type=1400 audit(1755666109.639:72): avc:  denied  { add_name } for  pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[   22.702773][  T285] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881063a0000
[   22.731146][  T285] RBP: ffffc90000b67f08 R08: dffffc0000000000 R09: ffffed10234ff7a4
[   22.739148][   T24] audit: type=1400 audit(1755666109.639:73): avc:  denied  { create } for  pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[   22.739216][  T285] R10: ffffed10234ff7a4 R11: 1ffff110234ff7a3 R12: 0000000000000001
[   22.767454][  T285] R13: 000000000000000e R14: ffff88811b995500 R15: 0000000000000001
[   22.775430][  T285] FS:  00007fd42c8c86c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[   22.784359][  T285] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.790919][  T285] CR2: 000055cf44af1eb8 CR3: 0000000106b9e000 CR4: 00000000003506b0
[   22.798895][  T285] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   22.806864][  T285] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   22.814841][  T285] Kernel panic - not syncing: Fatal exception
[   22.821117][  T285] Kernel Offset: disabled
[   22.825433][  T285] Rebooting in 86400 seconds..