./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2902064826

<...>
Warning: Permanently added '10.128.0.181' (ED25519) to the list of known hosts.
execve("./syz-executor2902064826", ["./syz-executor2902064826"], 0x7ffe3d903830 /* 10 vars */) = 0
brk(NULL)                               = 0x555578c18000
brk(0x555578c18d40)                     = 0x555578c18d40
arch_prctl(ARCH_SET_FS, 0x555578c183c0) = 0
set_tid_address(0x555578c18690)         = 288
set_robust_list(0x555578c186a0, 24)     = 0
rseq(0x555578c18ce0, 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-executor2902064826", 4096) = 28
getrandom("\xc7\xdb\x65\x1f\xf9\x50\x11\x32", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555578c18d40
brk(0x555578c39d40)                     = 0x555578c39d40
brk(0x555578c3a000)                     = 0x555578c3a000
mprotect(0x7f880f661000, 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(0x7f880f6673ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
rt_sigaction(SIGRT_1, {sa_handler=0x7f880f6005a0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f880f5f1c20}, 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) = 0x7f880f57c000
mprotect(0x7f880f57d000, 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=0x7f880f59c990, parent_tid=0x7f880f59c990, exit_signal=0, stack=0x7f880f57c000, stack_size=0x20300, tls=0x7f880f59c6c0}./strace-static-x86_64: Process 289 attached
 => {parent_tid=[289]}, 88) = 289
[pid   289] set_robust_list(0x7f880f59c9a0, 24 <unfinished ...>
[pid   288] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   289] <... set_robust_list resumed>) = 0
[pid   288] futex(0x7f880f6673e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   289] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid   288] futex(0x7f880f6673ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   289] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid   289] mkdir("./file0", 000)       = 0
[pid   289] futex(0x7f880f6673ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   288] <... futex resumed>)        = 0
[pid   289] <... futex resumed>)        = 1
[pid   288] futex(0x7f880f6673e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   289] openat(AT_FDCWD, "/dev/fuse", O_RDWR|O_CREAT, 000 <unfinished ...>
[pid   288] futex(0x7f880f6673ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   289] <... openat resumed>)       = 3
[pid   289] futex(0x7f880f6673ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   288] <... futex resumed>)        = 0
[pid   288] futex(0x7f880f6673e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] futex(0x7f880f6673ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   289] <... futex resumed>)        = 1
[pid   289] mount(NULL, "./file0", "fuse", 0, "fd=00000000000000000000003,rootmode=0000000000000000040000,user_id=00000000000000000000,group_id=000"...) = 0
[pid   289] futex(0x7f880f6673ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   288] <... futex resumed>)        = 0
[pid   288] futex(0x7f880f6673e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] futex(0x7f880f6673ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   289] <... futex resumed>)        = 1
[pid   289] read(3, "\x68\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\x24\x00\x00\x00\x00\x00\x02\x00\xfb\xff\xff\x73\x01\x00\x00\x80\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"..., 8224) = 104
[pid   289] futex(0x7f880f6673ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   288] <... futex resumed>)        = 0
[pid   288] futex(0x7f880f6673e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] futex(0x7f880f6673ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   289] <... futex resumed>)        = 1
[   23.856396][   T30] audit: type=1400 audit(1752584753.977:64): avc:  denied  { execmem } for  pid=288 comm="syz-executor290" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   23.882088][   T30] audit: type=1400 audit(1752584753.997:65): avc:  denied  { read write } for  pid=288 comm="syz-executor290" name="fuse" dev="devtmpfs" ino=91 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1
[pid   289] read(3,  <unfinished ...>
[pid   288] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid   288] futex(0x7f880f6673fc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f880f55b000
[pid   288] mprotect(0x7f880f55c000, 131072, PROT_READ|PROT_WRITE) = 0
[pid   288] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid   288] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f880f57b990, parent_tid=0x7f880f57b990, exit_signal=0, stack=0x7f880f55b000, stack_size=0x20300, tls=0x7f880f57b6c0} => {parent_tid=[291]}, 88) = 291
[pid   288] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   288] futex(0x7f880f6673f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] futex(0x7f880f6673fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000}./strace-static-x86_64: Process 291 attached
 <unfinished ...>
[pid   291] set_robust_list(0x7f880f57b9a0, 24) = 0
[pid   291] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid   291] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=10, insns=0x200000000680, license=NULL, log_level=4, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL, ...}, 148) = -1 E2BIG (Argument list too long)
[   23.905925][   T30] audit: type=1400 audit(1752584753.997:66): avc:  denied  { open } for  pid=288 comm="syz-executor290" path="/dev/fuse" dev="devtmpfs" ino=91 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1
[   23.929554][   T30] audit: type=1400 audit(1752584754.007:67): avc:  denied  { mounton } for  pid=288 comm="syz-executor290" path="/root/file0" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[pid   291] futex(0x7f880f6673fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   288] <... futex resumed>)        = 0
[pid   288] futex(0x7f880f6673f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] futex(0x7f880f6673fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   291] <... futex resumed>)        = 1
[pid   291] 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\x00\x00\x00\x00\x1a\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\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   291] futex(0x7f880f6673fc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid   288] <... futex resumed>)        = 0
[pid   288] futex(0x7f880f6673f8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid   288] futex(0x7f880f6673fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid   291] <... futex resumed>)        = 1
[pid   291] rename("./file0/../file0/file0", "./file0/../file0/file0" <unfinished ...>
[pid   289] <... 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\x23\x01\x00\x00\x00\x00\x00\x00\x66\x69\x6c\x65\x30\x00", 8192) = 46
[pid   289] write(3, "\x95\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xfd\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x08\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"..., 149) = 149
[pid   289] futex(0x7f880f6673ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[   23.952439][   T30] audit: type=1400 audit(1752584754.007:68): avc:  denied  { mount } for  pid=288 comm="syz-executor290" name="/" dev="fuse" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1
[   23.961674][  T291] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN
[   23.986256][  T291] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
[   23.994669][  T291] CPU: 1 PID: 291 Comm: syz-executor290 Not tainted 5.15.187-syzkaller-00603-geabc268e4fb2 #0
[   24.004902][  T291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   24.014965][  T291] RIP: 0010:do_renameat2+0x49f/0xf60
[   24.020274][  T291] Code: ff 48 89 c2 48 3d 01 f0 ff ff 72 0d 49 89 d5 e8 97 85 b6 ff e9 36 04 00 00 49 89 d4 49 c1 ec 03 48 b8 00 00 00 00 00 fc ff df <41> 0f b6 04 04 84 c0 48 89 54 24 10 0f 85 e7 05 00 00 8b 1a be 00
[   24.039881][  T291] RSP: 0018:ffffc90000a27d00 EFLAGS: 00010247
[   24.045958][  T291] RAX: dffffc0000000000 RBX: ffff888106be1100 RCX: ffff88811bdf4f00
[   24.054013][  T291] RDX: 0000000000000005 RSI: 0000000000000004 RDI: ffff88811bdf4f00
[   24.061982][  T291] RBP: ffffc90000a27ed8 R08: dffffc0000000000 R09: ffffed1023f3aba4
[   24.070082][  T291] R10: ffffed1023f3aba4 R11: 1ffff11023f3aba3 R12: 0000000000000000
[   24.078406][  T291] R13: 0000000000000000 R14: ffffc90000a27e01 R15: ffff88811f9d5cc0
[   24.086378][  T291] FS:  00007f880f57b6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[   24.095309][  T291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.101978][  T291] CR2: 00005559a90fceb8 CR3: 000000011feea000 CR4: 00000000003506a0
[   24.109948][  T291] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   24.117909][  T291] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   24.125898][  T291] Call Trace:
[   24.129176][  T291]  <TASK>
[   24.132107][  T291]  ? fsnotify_move+0x450/0x450
[   24.136983][  T291]  ? getname_flags+0x206/0x500
[   24.141760][  T291]  __x64_sys_rename+0x86/0x90
[   24.146437][  T291]  x64_sys_call+0x680/0x9a0
[   24.150935][  T291]  do_syscall_64+0x4c/0xa0
[   24.155368][  T291]  ? clear_bhb_loop+0x50/0xa0
[   24.160046][  T291]  ? clear_bhb_loop+0x50/0xa0
[   24.164735][  T291]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[   24.170626][  T291] RIP: 0033:0x7f880f5da6f9
[   24.175045][  T291] 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
[   24.194652][  T291] RSP: 002b:00007f880f57b218 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
[pid   289] futex(0x7f880f6673e8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid   288] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[   24.203326][  T291] RAX: ffffffffffffffda RBX: 00007f880f6673f8 RCX: 00007f880f5da6f9
[   24.211305][  T291] RDX: 00007f880f5da6f9 RSI: 0000200000000140 RDI: 0000200000000100
[   24.219293][  T291] RBP: 00007f880f6673f0 R08: 0000000000000000 R09: 0000000000000000
[   24.227349][  T291] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f880f63402c
[   24.235772][  T291] R13: 000020000000c280 R14: 0000200000000100 R15: 0000000000000000
[   24.243765][  T291]  </TASK>
[   24.246777][  T291] Modules linked in:
[   24.251498][  T291] ---[ end trace a12b85b8c3f8e9d1 ]---
[   24.253692][   T30] audit: type=1400 audit(1752584754.377:69): avc:  denied  { read } for  pid=83 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
[   24.257204][  T291] RIP: 0010:do_renameat2+0x49f/0xf60
[   24.278903][   T30] audit: type=1400 audit(1752584754.377:70): avc:  denied  { search } for  pid=83 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
[   24.284134][  T291] Code: ff 48 89 c2 48 3d 01 f0 ff ff 72 0d 49 89 d5 e8 97 85 b6 ff e9 36 04 00 00 49 89 d4 49 c1 ec 03 48 b8 00 00 00 00 00 fc ff df <41> 0f b6 04 04 84 c0 48 89 54 24 10 0f 85 e7 05 00 00 8b 1a be 00
[   24.305553][   T30] audit: type=1400 audit(1752584754.377:71): avc:  denied  { write } for  pid=83 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
[   24.324992][  T291] RSP: 0018:ffffc90000a27d00 EFLAGS: 00010247
[   24.346179][   T30] audit: type=1400 audit(1752584754.377:72): avc:  denied  { add_name } for  pid=83 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[   24.352371][  T291] RAX: dffffc0000000000 RBX: ffff888106be1100 RCX: ffff88811bdf4f00
[   24.373177][   T30] audit: type=1400 audit(1752584754.377:73): avc:  denied  { create } for  pid=83 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[   24.381151][  T291] RDX: 0000000000000005 RSI: 0000000000000004 RDI: ffff88811bdf4f00
[   24.409328][  T291] RBP: ffffc90000a27ed8 R08: dffffc0000000000 R09: ffffed1023f3aba4
[   24.417337][  T291] R10: ffffed1023f3aba4 R11: 1ffff11023f3aba3 R12: 0000000000000000
[   24.425339][  T291] R13: 0000000000000000 R14: ffffc90000a27e01 R15: ffff88811f9d5cc0
[   24.433315][  T291] FS:  00007f880f57b6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[   24.442385][  T291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.448998][  T291] CR2: 00005559a90fceb8 CR3: 000000011feea000 CR4: 00000000003506a0
[   24.456991][  T291] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   24.464984][  T291] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   24.472968][  T291] Kernel panic - not syncing: Fatal exception
[   24.479299][  T291] Kernel Offset: disabled
[   24.483685][  T291] Rebooting in 86400 seconds..