./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1118687565
<...>
Warning: Permanently added '10.128.1.215' (ED25519) to the list of known hosts.
execve("./syz-executor1118687565", ["./syz-executor1118687565"], 0x7ffeda7ac070 /* 10 vars */) = 0
brk(NULL) = 0x555564bb4000
brk(0x555564bb4d00) = 0x555564bb4d00
arch_prctl(ARCH_SET_FS, 0x555564bb4380) = 0
set_tid_address(0x555564bb4650) = 5830
set_robust_list(0x555564bb4660, 24) = 0
rseq(0x555564bb4ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1118687565", 4096) = 28
getrandom("\xa0\x0a\x8e\xbf\xac\x1f\x25\x4f", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555564bb4d00
brk(0x555564bd5d00) = 0x555564bd5d00
brk(0x555564bd6000) = 0x555564bd6000
mprotect(0x7f07e1aac000, 16384, PROT_READ) = 0
mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000
[ 64.625842][ T30] audit: type=1400 audit(1753113560.782:62): avc: denied { write } for pid=5827 comm="strace-static-x" path="pipe:[4591]" dev="pipefs" ino=4591 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1
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
executing program
write(1, "executing program\n", 18) = 18
[ 64.694257][ T30] audit: type=1400 audit(1753113560.852:63): avc: denied { execmem } for pid=5830 comm="syz-executor111" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
openat(AT_FDCWD, "/dev/udmabuf", O_RDWR) = 3
memfd_create("\x79\x10\x35\xfb\xf7\x75\x83\x25\x3a\x72\xc2\xb9\x78\xa4\x71\xc1\xea\x5f\x8c\x5a\x37\xe7\x61\x9b\x11\x78\x0e\xa1\xcf\x1a\x98\x53\x37\xc9", MFD_ALLOW_SEALING) = 4
ftruncate(4, 65535) = 0
fcntl(4, F_ADD_SEALS, F_SEAL_SEAL|F_SEAL_SHRINK|F_SEAL_GROW) = 0
[ 64.725697][ T30] audit: type=1400 audit(1753113560.882:64): avc: denied { read write } for pid=5830 comm="syz-executor111" name="udmabuf" dev="devtmpfs" ino=701 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 64.749270][ T30] audit: type=1400 audit(1753113560.882:65): avc: denied { open } for pid=5830 comm="syz-executor111" path="/dev/udmabuf" dev="devtmpfs" ino=701 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
ioctl(3, UDMABUF_CREATE, 0x2000000002c0) = 5
fcntl(5, F_DUPFD, 5) = 6
[ 64.779143][ T30] audit: type=1400 audit(1753113560.932:66): avc: denied { ioctl } for pid=5830 comm="syz-executor111" path="/dev/udmabuf" dev="devtmpfs" ino=701 ioctlcmd=0x7542 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 64.790597][ T5830] ------------[ cut here ]------------
[ 64.809590][ T5830] WARNING: CPU: 1 PID: 5830 at fs/exec.c:118 path_noexec+0x1ca/0x230
[ 64.817730][ T5830] Modules linked in:
[ 64.821694][ T5830] CPU: 1 UID: 0 PID: 5830 Comm: syz-executor111 Not tainted 6.16.0-rc7-syzkaller #0 PREEMPT(full)
[ 64.832393][ T5830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 64.842494][ T5830] RIP: 0010:path_noexec+0x1ca/0x230
[ 64.847681][ T5830] Code: ff 83 e3 02 48 89 de e8 34 cf 86 ff 48 85 db 41 0f 95 c4 e8 b8 d3 86 ff 44 89 e0 5b 5d 41 5c c3 cc cc cc cc e8 a7 d3 86 ff 90 <0f> 0b 90 e9 47 ff ff ff e8 49 27 ec ff e9 a8 fe ff ff e8 3f 27 ec
[ 64.867338][ T5830] RSP: 0018:ffffc90002e27c70 EFLAGS: 00010293
[ 64.873706][ T5830] RAX: 0000000000000000 RBX: ffff88801f29c720 RCX: ffffffff82351410
[ 64.881657][ T5830] RDX: ffff888024f80000 RSI: ffffffff823514c9 RDI: 0000000000000007
[ 64.889682][ T5830] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
[ 64.897679][ T5830] R10: 0000000000000000 R11: 0000000000000001 R12: 0000200000ffd000
[ 64.905680][ T5830] R13: 0000000000000001 R14: 0000000000000002 R15: 0000000000000000
[ 64.913671][ T5830] FS: 0000555564bb4380(0000) GS:ffff888124820000(0000) knlGS:0000000000000000
[ 64.922633][ T5830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 64.929213][ T5830] CR2: 00000000005fdeb8 CR3: 0000000075dd3000 CR4: 00000000003526f0
[ 64.937631][ T5830] Call Trace:
[ 64.940988][ T5830]
[ 64.943939][ T5830] do_mmap+0xd23/0x1210
[ 64.948187][ T5830] ? __pfx_do_mmap+0x10/0x10
[ 64.952793][ T5830] ? __pfx_down_write_killable+0x10/0x10
[ 64.958449][ T5830] vm_mmap_pgoff+0x281/0x450
[ 64.963086][ T5830] ? __pfx_vm_mmap_pgoff+0x10/0x10
[ 64.968203][ T5830] ? __fget_files+0x20e/0x3c0
[ 64.972949][ T5830] ksys_mmap_pgoff+0x32c/0x5c0
[ 64.977749][ T5830] ? _raw_spin_unlock_irq+0x23/0x50
[ 64.983002][ T5830] __x64_sys_mmap+0x125/0x190
[ 64.987696][ T5830] do_syscall_64+0xcd/0x4c0
[ 64.992229][ T5830] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 64.998137][ T5830] RIP: 0033:0x7f07e1a393e9
[ 65.002582][ T5830] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
[ 65.022318][ T5830] RSP: 002b:00007ffd88e9cc28 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
[ 65.030824][ T5830] RAX: ffffffffffffffda RBX: 00007ffd88e9ce08 RCX: 00007f07e1a393e9
[ 65.038845][ T5830] RDX: 0000000000000002 RSI: 0000000000001000 RDI: 0000200000ffd000
[ 65.046865][ T5830] RBP: 00007f07e1aac610 R08: 0000000000000006 R09: 0000000000000000
[ 65.054868][ T5830] R10: 0000000000008013 R11: 0000000000000246 R12: 0000000000000001
[ 65.062864][ T5830] R13: 00007ffd88e9cdf8 R14: 0000000000000001 R15: 0000000000000001
[ 65.070852][ T5830]
[ 65.073892][ T5830] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 65.081168][ T5830] CPU: 1 UID: 0 PID: 5830 Comm: syz-executor111 Not tainted 6.16.0-rc7-syzkaller #0 PREEMPT(full)
[ 65.091818][ T5830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 65.101851][ T5830] Call Trace:
[ 65.105108][ T5830]
[ 65.108017][ T5830] dump_stack_lvl+0x3d/0x1f0
[ 65.112592][ T5830] panic+0x71c/0x800
[ 65.116470][ T5830] ? __pfx_panic+0x10/0x10
[ 65.120863][ T5830] ? show_trace_log_lvl+0x29b/0x3e0
[ 65.126057][ T5830] ? check_panic_on_warn+0x1f/0xb0
[ 65.131150][ T5830] ? path_noexec+0x1ca/0x230
[ 65.135734][ T5830] check_panic_on_warn+0xab/0xb0
[ 65.140677][ T5830] __warn+0xf6/0x3c0
[ 65.144558][ T5830] ? path_noexec+0x1ca/0x230
[ 65.149134][ T5830] report_bug+0x3c3/0x580
[ 65.153448][ T5830] ? path_noexec+0x1ca/0x230
[ 65.158020][ T5830] handle_bug+0x184/0x210
[ 65.162345][ T5830] exc_invalid_op+0x17/0x50
[ 65.166840][ T5830] asm_exc_invalid_op+0x1a/0x20
[ 65.171671][ T5830] RIP: 0010:path_noexec+0x1ca/0x230
[ 65.176853][ T5830] Code: ff 83 e3 02 48 89 de e8 34 cf 86 ff 48 85 db 41 0f 95 c4 e8 b8 d3 86 ff 44 89 e0 5b 5d 41 5c c3 cc cc cc cc e8 a7 d3 86 ff 90 <0f> 0b 90 e9 47 ff ff ff e8 49 27 ec ff e9 a8 fe ff ff e8 3f 27 ec
[ 65.196455][ T5830] RSP: 0018:ffffc90002e27c70 EFLAGS: 00010293
[ 65.202523][ T5830] RAX: 0000000000000000 RBX: ffff88801f29c720 RCX: ffffffff82351410
[ 65.210480][ T5830] RDX: ffff888024f80000 RSI: ffffffff823514c9 RDI: 0000000000000007
[ 65.218438][ T5830] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
[ 65.226411][ T5830] R10: 0000000000000000 R11: 0000000000000001 R12: 0000200000ffd000
[ 65.234367][ T5830] R13: 0000000000000001 R14: 0000000000000002 R15: 0000000000000000
[ 65.242345][ T5830] ? path_noexec+0x110/0x230
[ 65.246946][ T5830] ? path_noexec+0x1c9/0x230
[ 65.251583][ T5830] do_mmap+0xd23/0x1210
[ 65.255761][ T5830] ? __pfx_do_mmap+0x10/0x10
[ 65.260351][ T5830] ? __pfx_down_write_killable+0x10/0x10
[ 65.265983][ T5830] vm_mmap_pgoff+0x281/0x450
[ 65.270564][ T5830] ? __pfx_vm_mmap_pgoff+0x10/0x10
[ 65.275679][ T5830] ? __fget_files+0x20e/0x3c0
[ 65.280350][ T5830] ksys_mmap_pgoff+0x32c/0x5c0
[ 65.285103][ T5830] ? _raw_spin_unlock_irq+0x23/0x50
[ 65.290296][ T5830] __x64_sys_mmap+0x125/0x190
[ 65.294983][ T5830] do_syscall_64+0xcd/0x4c0
[ 65.299481][ T5830] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 65.305364][ T5830] RIP: 0033:0x7f07e1a393e9
[ 65.309763][ T5830] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
[ 65.329358][ T5830] RSP: 002b:00007ffd88e9cc28 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
[ 65.337780][ T5830] RAX: ffffffffffffffda RBX: 00007ffd88e9ce08 RCX: 00007f07e1a393e9
[ 65.345790][ T5830] RDX: 0000000000000002 RSI: 0000000000001000 RDI: 0000200000ffd000
[ 65.353749][ T5830] RBP: 00007f07e1aac610 R08: 0000000000000006 R09: 0000000000000000
[ 65.361703][ T5830] R10: 0000000000008013 R11: 0000000000000246 R12: 0000000000000001
[ 65.369658][ T5830] R13: 00007ffd88e9cdf8 R14: 0000000000000001 R15: 0000000000000001
[ 65.377624][ T5830]
[ 65.380816][ T5830] Kernel Offset: disabled
[ 65.385130][ T5830] Rebooting in 86400 seconds..