./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor630016206 <...> Warning: Permanently added '10.128.1.230' (ED25519) to the list of known hosts. execve("./syz-executor630016206", ["./syz-executor630016206"], 0x7ffdd207e370 /* 10 vars */) = 0 brk(NULL) = 0x55555f6b1000 brk(0x55555f6b1d00) = 0x55555f6b1d00 arch_prctl(ARCH_SET_FS, 0x55555f6b1380) = 0 set_tid_address(0x55555f6b1650) = 5853 set_robust_list(0x55555f6b1660, 24) = 0 rseq(0x55555f6b1ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor630016206", 4096) = 27 getrandom("\x57\x0a\x76\x90\x03\xa0\xcb\xfc", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555f6b1d00 brk(0x55555f6d2d00) = 0x55555f6d2d00 brk(0x55555f6d3000) = 0x55555f6d3000 mprotect(0x7f9637c1d000, 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 executing program write(1, "executing program\n", 18) = 18 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\xde\x6e\x4a\xeb\x87\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 ioctl(3, UDMABUF_CREATE, 0x200000000140) = 5 [ 87.939322][ T5853] ------------[ cut here ]------------ [ 87.945048][ T5853] WARNING: fs/exec.c:119 at path_noexec+0x1af/0x200, CPU#1: syz-executor630/5853 [ 87.954299][ T5853] Modules linked in: [ 87.958350][ T5853] CPU: 1 UID: 0 PID: 5853 Comm: syz-executor630 Not tainted 6.16.0-rc5-next-20250711-syzkaller #0 PREEMPT(full) [ 87.970304][ T5853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 87.980433][ T5853] RIP: 0010:path_noexec+0x1af/0x200 [ 87.985658][ T5853] Code: 02 31 ff 48 89 de e8 80 f3 87 ff d1 eb eb 07 e8 97 ee 87 ff b3 01 89 d8 5b 41 5e 41 5f 5d e9 58 26 4c 09 cc e8 82 ee 87 ff 90 <0f> 0b 90 e9 48 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c a6 [ 88.005343][ T5853] RSP: 0018:ffffc900040b7bd8 EFLAGS: 00010293 [ 88.011463][ T5853] RAX: ffffffff8238190e RBX: ffff8880759b1900 RCX: ffff88802b759e00 [ 88.019518][ T5853] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 88.027562][ T5853] RBP: 0000000000080000 R08: ffff88802b759e00 R09: 0000000000000003 [ 88.035540][ T5853] R10: 0000000000000003 R11: 0000000000000000 R12: 0000000000000013 [ 88.043584][ T5853] R13: 1ffff92000816f90 R14: 0000000000000000 R15: dffffc0000000000 [ 88.051604][ T5853] FS: 000055555f6b1380(0000) GS:ffff88812588f000(0000) knlGS:0000000000000000 [ 88.060619][ T5853] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.067266][ T5853] CR2: 00000000005fdeb8 CR3: 00000000759be000 CR4: 00000000003526f0 [ 88.075267][ T5853] Call Trace: [ 88.078621][ T5853] [ 88.081565][ T5853] do_mmap+0xa43/0x10d0 [ 88.085733][ T5853] ? __pfx_do_mmap+0x10/0x10 [ 88.090369][ T5853] ? down_write_killable+0x178/0x230 [ 88.095686][ T5853] ? __pfx_down_write_killable+0x10/0x10 [ 88.101371][ T5853] ? common_file_perm+0x1b5/0x230 [ 88.106425][ T5853] vm_mmap_pgoff+0x2a6/0x4d0 [ 88.111096][ T5853] ? __pfx_vm_mmap_pgoff+0x10/0x10 [ 88.116228][ T5853] ? __fget_files+0x2a/0x420 [ 88.120899][ T5853] ? __fget_files+0x3a0/0x420 [ 88.125594][ T5853] ? __fget_files+0x2a/0x420 [ 88.130230][ T5853] ksys_mmap_pgoff+0x51f/0x760 [ 88.135034][ T5853] do_syscall_64+0xfa/0x3b0 [ 88.139587][ T5853] ? lockdep_hardirqs_on+0x9c/0x150 [ 88.144797][ T5853] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.150909][ T5853] ? clear_bhb_loop+0x60/0xb0 [ 88.155618][ T5853] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.161592][ T5853] RIP: 0033:0x7f9637baa3a9 [ 88.166038][ T5853] 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 [ 88.185750][ T5853] RSP: 002b:00007ffde3e56038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 88.194220][ T5853] RAX: ffffffffffffffda RBX: 00007ffde3e56218 RCX: 00007f9637baa3a9 [ 88.202261][ T5853] RDX: 0000000002000001 RSI: 0000000000003000 RDI: 0000200000000000 [ 88.210297][ T5853] RBP: 00007f9637c1d610 R08: 0000000000000005 R09: 0000000000000000 [ 88.218342][ T5853] R10: 0000000000000013 R11: 0000000000000246 R12: 0000000000000001 [ 88.226321][ T5853] R13: 00007ffde3e56208 R14: 0000000000000001 R15: 0000000000000001 [ 88.234360][ T5853] [ 88.237444][ T5853] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 88.244724][ T5853] CPU: 1 UID: 0 PID: 5853 Comm: syz-executor630 Not tainted 6.16.0-rc5-next-20250711-syzkaller #0 PREEMPT(full) [ 88.256767][ T5853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 88.266806][ T5853] Call Trace: [ 88.270077][ T5853] [ 88.273008][ T5853] dump_stack_lvl+0x99/0x250 [ 88.277593][ T5853] ? __asan_memcpy+0x40/0x70 [ 88.282173][ T5853] ? __pfx_dump_stack_lvl+0x10/0x10 [ 88.287364][ T5853] ? __pfx__printk+0x10/0x10 [ 88.291954][ T5853] vpanic+0x281/0x750 [ 88.295925][ T5853] ? __pfx__printk+0x10/0x10 [ 88.300505][ T5853] ? __pfx_vpanic+0x10/0x10 [ 88.304996][ T5853] ? is_bpf_text_address+0x292/0x2b0 [ 88.310358][ T5853] ? is_bpf_text_address+0x26/0x2b0 [ 88.315553][ T5853] panic+0xb9/0xc0 [ 88.319283][ T5853] ? __pfx_panic+0x10/0x10 [ 88.323713][ T5853] __warn+0x334/0x4c0 [ 88.327682][ T5853] ? path_noexec+0x1af/0x200 [ 88.332269][ T5853] ? path_noexec+0x1af/0x200 [ 88.336855][ T5853] report_bug+0x2be/0x4f0 [ 88.341176][ T5853] ? path_noexec+0x1af/0x200 [ 88.345757][ T5853] ? path_noexec+0x1af/0x200 [ 88.350337][ T5853] ? path_noexec+0x1b1/0x200 [ 88.354918][ T5853] handle_bug+0x84/0x160 [ 88.359153][ T5853] exc_invalid_op+0x1a/0x50 [ 88.363663][ T5853] asm_exc_invalid_op+0x1a/0x20 [ 88.368500][ T5853] RIP: 0010:path_noexec+0x1af/0x200 [ 88.373691][ T5853] Code: 02 31 ff 48 89 de e8 80 f3 87 ff d1 eb eb 07 e8 97 ee 87 ff b3 01 89 d8 5b 41 5e 41 5f 5d e9 58 26 4c 09 cc e8 82 ee 87 ff 90 <0f> 0b 90 e9 48 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c a6 [ 88.393286][ T5853] RSP: 0018:ffffc900040b7bd8 EFLAGS: 00010293 [ 88.399343][ T5853] RAX: ffffffff8238190e RBX: ffff8880759b1900 RCX: ffff88802b759e00 [ 88.407328][ T5853] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 88.415373][ T5853] RBP: 0000000000080000 R08: ffff88802b759e00 R09: 0000000000000003 [ 88.423335][ T5853] R10: 0000000000000003 R11: 0000000000000000 R12: 0000000000000013 [ 88.431327][ T5853] R13: 1ffff92000816f90 R14: 0000000000000000 R15: dffffc0000000000 [ 88.439410][ T5853] ? path_noexec+0x1ae/0x200 [ 88.444018][ T5853] ? path_noexec+0x1ae/0x200 [ 88.448610][ T5853] do_mmap+0xa43/0x10d0 [ 88.452785][ T5853] ? __pfx_do_mmap+0x10/0x10 [ 88.457370][ T5853] ? down_write_killable+0x178/0x230 [ 88.462649][ T5853] ? __pfx_down_write_killable+0x10/0x10 [ 88.468287][ T5853] ? common_file_perm+0x1b5/0x230 [ 88.473323][ T5853] vm_mmap_pgoff+0x2a6/0x4d0 [ 88.477916][ T5853] ? __pfx_vm_mmap_pgoff+0x10/0x10 [ 88.483020][ T5853] ? __fget_files+0x2a/0x420 [ 88.487605][ T5853] ? __fget_files+0x3a0/0x420 [ 88.492270][ T5853] ? __fget_files+0x2a/0x420 [ 88.496869][ T5853] ksys_mmap_pgoff+0x51f/0x760 [ 88.501649][ T5853] do_syscall_64+0xfa/0x3b0 [ 88.506155][ T5853] ? lockdep_hardirqs_on+0x9c/0x150 [ 88.511361][ T5853] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.517453][ T5853] ? clear_bhb_loop+0x60/0xb0 [ 88.522137][ T5853] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.528025][ T5853] RIP: 0033:0x7f9637baa3a9 [ 88.532630][ T5853] 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 [ 88.552231][ T5853] RSP: 002b:00007ffde3e56038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 88.560638][ T5853] RAX: ffffffffffffffda RBX: 00007ffde3e56218 RCX: 00007f9637baa3a9 [ 88.568603][ T5853] RDX: 0000000002000001 RSI: 0000000000003000 RDI: 0000200000000000 [ 88.576584][ T5853] RBP: 00007f9637c1d610 R08: 0000000000000005 R09: 0000000000000000 [ 88.584555][ T5853] R10: 0000000000000013 R11: 0000000000000246 R12: 0000000000000001 [ 88.592534][ T5853] R13: 00007ffde3e56208 R14: 0000000000000001 R15: 0000000000000001 [ 88.600529][ T5853] [ 88.603811][ T5853] Kernel Offset: disabled [ 88.608134][ T5853] Rebooting in 86400 seconds..