./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1017489073 <...> Warning: Permanently added '10.128.1.108' (ED25519) to the list of known hosts. execve("./syz-executor1017489073", ["./syz-executor1017489073"], 0x7fff787506a0 /* 10 vars */) = 0 brk(NULL) = 0x55555aa56000 brk(0x55555aa56d00) = 0x55555aa56d00 arch_prctl(ARCH_SET_FS, 0x55555aa56380) = 0 set_tid_address(0x55555aa56650) = 5873 set_robust_list(0x55555aa56660, 24) = 0 rseq(0x55555aa56ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1017489073", 4096) = 28 getrandom("\x9b\x24\x87\x7a\x76\x99\x3c\x6d", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555aa56d00 brk(0x55555aa77d00) = 0x55555aa77d00 brk(0x55555aa78000) = 0x55555aa78000 mprotect(0x7f0d335d8000, 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 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5874 attached , child_tidptr=0x55555aa56650) = 5874 [pid 5874] set_robust_list(0x55555aa56660, 24) = 0 [pid 5874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5874] setpgid(0, 0) = 0 [pid 5874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5874] write(3, "1000", 4) = 4 [pid 5874] close(3) = 0 executing program [pid 5874] write(1, "executing program\n", 18) = 18 [pid 5874] pipe2([3, 4], 0) = 0 [pid 5874] write(4, "\x15\x00\x00\x00\x65\xff\xff\x09\x7b\x00\x00\x08\x00\x39\x50\x32\x30\x30\x30\x2e\x4c", 21) = 21 [pid 5874] setsockopt(-1, SOL_PACKET, PACKET_RX_RING, {tp_block_size=4, tp_block_nr=2147483648, tp_frame_size=1, tp_frame_nr=129}, 16) = -1 EBADF (Bad file descriptor) [pid 5874] dup(4) = 5 [pid 5874] write(5, "\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 24) = 24 [pid 5874] write(5, "\xb0\x00\x00\x00\x00\x00\x00\x00\x16\x59\xec\x08\x89\x41\x94\x29\xaa\x5d\xb9\x72\x88\xb0\xf8\xa8\x7e\xa8\xe6\x6d\x9a\x8b\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\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 176) = 176 [pid 5874] write(5, "\x10\x00\x00\x00\x00\x00\x00\x80\x01\x00\x00\x00\x81\x00\x00\x00", 16) = 16 [pid 5874] mkdirat(AT_FDCWD, "./file0", 000) = 0 [ 84.285777][ T5874] ------------[ cut here ]------------ [ 84.291484][ T5874] WARNING: mm/page_alloc.c:5124 at __alloc_frozen_pages_noprof+0x2c8/0x370, CPU#1: syz-executor101/5874 [ 84.302728][ T5874] Modules linked in: [ 84.306791][ T5874] CPU: 1 UID: 0 PID: 5874 Comm: syz-executor101 Not tainted 6.17.0-rc1-next-20250812-syzkaller #0 PREEMPT(full) [ 84.318914][ T5874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 84.329063][ T5874] RIP: 0010:__alloc_frozen_pages_noprof+0x2c8/0x370 [ 84.336072][ T5874] Code: 74 10 4c 89 e7 89 54 24 0c e8 94 1d 0d 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a5 fe ff ff e9 a6 fe ff ff c6 05 37 6c b8 0d 01 90 <0f> 0b 90 e9 18 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24 [ 84.355797][ T5874] RSP: 0018:ffffc900042578c0 EFLAGS: 00010246 [ 84.362060][ T5874] RAX: ffffc90004257900 RBX: 0000000000000024 RCX: 0000000000000000 [ 84.370103][ T5874] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90004257928 [ 84.378210][ T5874] RBP: ffffc900042579c0 R08: ffffc90004257927 R09: 0000000000000000 [ 84.386342][ T5874] R10: ffffc90004257900 R11: fffff5200084af25 R12: 0000000000000000 [ 84.394454][ T5874] R13: 1ffff9200084af1c R14: 0000000000040d40 R15: dffffc0000000000 [ 84.402429][ T5874] FS: 000055555aa56380(0000) GS:ffff8881258da000(0000) knlGS:0000000000000000 [ 84.411535][ T5874] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.418245][ T5874] CR2: 0000200000001000 CR3: 00000000779e2000 CR4: 00000000003526f0 [ 84.426284][ T5874] Call Trace: [ 84.429667][ T5874] [ 84.432595][ T5874] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 84.438991][ T5874] ? kfree+0x18e/0x440 [ 84.443082][ T5874] ? policy_nodemask+0x27c/0x720 [ 84.448166][ T5874] ? p9_client_clunk+0x1b6/0x250 [ 84.453349][ T5874] alloc_pages_mpol+0x232/0x4a0 [ 84.458258][ T5874] ___kmalloc_large_node+0x5f/0x1b0 [ 84.463481][ T5874] __kmalloc_large_node_noprof+0x18/0x90 [ 84.469157][ T5874] __kmalloc_noprof+0x36f/0x4f0 [ 84.474114][ T5874] ? v9fs_fid_get_acl+0x4f/0x100 [ 84.479090][ T5874] ? __pfx_v9fs_cache_inode_get_cookie+0x10/0x10 [ 84.485473][ T5874] v9fs_fid_get_acl+0x4f/0x100 [ 84.490234][ T5874] v9fs_get_acl+0x9a/0x360 [ 84.494717][ T5874] v9fs_inode_from_fid_dotl+0x221/0x2b0 [ 84.500299][ T5874] v9fs_mount+0x6eb/0xa50 [ 84.504691][ T5874] ? __pfx_v9fs_mount+0x10/0x10 [ 84.509586][ T5874] legacy_get_tree+0xfd/0x1a0 [ 84.514294][ T5874] ? __pfx_v9fs_mount+0x10/0x10 [ 84.519229][ T5874] vfs_get_tree+0x8f/0x2b0 [ 84.523722][ T5874] do_new_mount+0x2a2/0xa30 [ 84.528277][ T5874] ? ns_capable+0x8a/0xf0 [ 84.532618][ T5874] ? __pfx_do_new_mount+0x10/0x10 [ 84.537790][ T5874] ? path_mount+0x61c/0xfe0 [ 84.542323][ T5874] ? user_path_at+0x44/0x60 [ 84.546904][ T5874] __se_sys_mount+0x317/0x410 [ 84.551598][ T5874] ? __pfx___se_sys_mount+0x10/0x10 [ 84.556837][ T5874] ? __x64_sys_mount+0x20/0xc0 [ 84.561610][ T5874] do_syscall_64+0xfa/0x3b0 [ 84.566146][ T5874] ? lockdep_hardirqs_on+0x9c/0x150 [ 84.571371][ T5874] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.577487][ T5874] ? clear_bhb_loop+0x60/0xb0 [ 84.582181][ T5874] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.588111][ T5874] RIP: 0033:0x7f0d33564eb9 [ 84.592558][ T5874] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 84.612609][ T5874] RSP: 002b:00007ffdcc505808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 84.621203][ T5874] RAX: ffffffffffffffda RBX: 00002000000003c0 RCX: 00007f0d33564eb9 [ 84.629264][ T5874] RDX: 0000200000000b80 RSI: 00002000000003c0 RDI: 0000000000000000 [ 84.637290][ T5874] RBP: 0000200000000580 R08: 0000200000000580 R09: 0000000000000006 [ 84.645332][ T5874] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0d335ae04e [ 84.653424][ T5874] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 [ 84.661502][ T5874] [ 84.664564][ T5874] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 84.671834][ T5874] CPU: 1 UID: 0 PID: 5874 Comm: syz-executor101 Not tainted 6.17.0-rc1-next-20250812-syzkaller #0 PREEMPT(full) [ 84.683713][ T5874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 84.693847][ T5874] Call Trace: [ 84.697226][ T5874] [ 84.700150][ T5874] dump_stack_lvl+0x99/0x250 [ 84.705008][ T5874] ? __asan_memcpy+0x40/0x70 [ 84.709597][ T5874] ? __pfx_dump_stack_lvl+0x10/0x10 [ 84.714869][ T5874] ? __pfx__printk+0x10/0x10 [ 84.719546][ T5874] vpanic+0x281/0x750 [ 84.723603][ T5874] ? __pfx_vpanic+0x10/0x10 [ 84.728096][ T5874] ? is_bpf_text_address+0x292/0x2b0 [ 84.733370][ T5874] ? is_bpf_text_address+0x26/0x2b0 [ 84.738647][ T5874] panic+0xb9/0xc0 [ 84.742357][ T5874] ? __pfx_panic+0x10/0x10 [ 84.746764][ T5874] __warn+0x334/0x4c0 [ 84.750737][ T5874] ? __alloc_frozen_pages_noprof+0x2c8/0x370 [ 84.756731][ T5874] ? __alloc_frozen_pages_noprof+0x2c8/0x370 [ 84.762783][ T5874] report_bug+0x2be/0x4f0 [ 84.767117][ T5874] ? __alloc_frozen_pages_noprof+0x2c8/0x370 [ 84.773133][ T5874] ? __alloc_frozen_pages_noprof+0x2c8/0x370 [ 84.779391][ T5874] ? __alloc_frozen_pages_noprof+0x2ca/0x370 [ 84.785383][ T5874] handle_bug+0x84/0x160 [ 84.789629][ T5874] exc_invalid_op+0x1a/0x50 [ 84.794315][ T5874] asm_exc_invalid_op+0x1a/0x20 [ 84.799169][ T5874] RIP: 0010:__alloc_frozen_pages_noprof+0x2c8/0x370 [ 84.805758][ T5874] Code: 74 10 4c 89 e7 89 54 24 0c e8 94 1d 0d 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a5 fe ff ff e9 a6 fe ff ff c6 05 37 6c b8 0d 01 90 <0f> 0b 90 e9 18 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24 [ 84.825538][ T5874] RSP: 0018:ffffc900042578c0 EFLAGS: 00010246 [ 84.831612][ T5874] RAX: ffffc90004257900 RBX: 0000000000000024 RCX: 0000000000000000 [ 84.839619][ T5874] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90004257928 [ 84.847591][ T5874] RBP: ffffc900042579c0 R08: ffffc90004257927 R09: 0000000000000000 [ 84.855580][ T5874] R10: ffffc90004257900 R11: fffff5200084af25 R12: 0000000000000000 [ 84.863710][ T5874] R13: 1ffff9200084af1c R14: 0000000000040d40 R15: dffffc0000000000 [ 84.871798][ T5874] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 84.878240][ T5874] ? kfree+0x18e/0x440 [ 84.882512][ T5874] ? policy_nodemask+0x27c/0x720 [ 84.887547][ T5874] ? p9_client_clunk+0x1b6/0x250 [ 84.892518][ T5874] alloc_pages_mpol+0x232/0x4a0 [ 84.897747][ T5874] ___kmalloc_large_node+0x5f/0x1b0 [ 84.902970][ T5874] __kmalloc_large_node_noprof+0x18/0x90 [ 84.908691][ T5874] __kmalloc_noprof+0x36f/0x4f0 [ 84.913618][ T5874] ? v9fs_fid_get_acl+0x4f/0x100 [ 84.918811][ T5874] ? __pfx_v9fs_cache_inode_get_cookie+0x10/0x10 [ 84.925147][ T5874] v9fs_fid_get_acl+0x4f/0x100 [ 84.929921][ T5874] v9fs_get_acl+0x9a/0x360 [ 84.934351][ T5874] v9fs_inode_from_fid_dotl+0x221/0x2b0 [ 84.939903][ T5874] v9fs_mount+0x6eb/0xa50 [ 84.944322][ T5874] ? __pfx_v9fs_mount+0x10/0x10 [ 84.949195][ T5874] legacy_get_tree+0xfd/0x1a0 [ 84.953867][ T5874] ? __pfx_v9fs_mount+0x10/0x10 [ 84.958711][ T5874] vfs_get_tree+0x8f/0x2b0 [ 84.963168][ T5874] do_new_mount+0x2a2/0xa30 [ 84.967669][ T5874] ? ns_capable+0x8a/0xf0 [ 84.971993][ T5874] ? __pfx_do_new_mount+0x10/0x10 [ 84.977010][ T5874] ? path_mount+0x61c/0xfe0 [ 84.981608][ T5874] ? user_path_at+0x44/0x60 [ 84.986117][ T5874] __se_sys_mount+0x317/0x410 [ 84.990890][ T5874] ? __pfx___se_sys_mount+0x10/0x10 [ 84.996086][ T5874] ? __x64_sys_mount+0x20/0xc0 [ 85.001019][ T5874] do_syscall_64+0xfa/0x3b0 [ 85.005523][ T5874] ? lockdep_hardirqs_on+0x9c/0x150 [ 85.010813][ T5874] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.016870][ T5874] ? clear_bhb_loop+0x60/0xb0 [ 85.021537][ T5874] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.027535][ T5874] RIP: 0033:0x7f0d33564eb9 [ 85.032302][ T5874] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 85.052173][ T5874] RSP: 002b:00007ffdcc505808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 85.060627][ T5874] RAX: ffffffffffffffda RBX: 00002000000003c0 RCX: 00007f0d33564eb9 [ 85.068618][ T5874] RDX: 0000200000000b80 RSI: 00002000000003c0 RDI: 0000000000000000 [ 85.077032][ T5874] RBP: 0000200000000580 R08: 0000200000000580 R09: 0000000000000006 [ 85.085083][ T5874] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0d335ae04e [ 85.093054][ T5874] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 [ 85.101222][ T5874] [ 85.104525][ T5874] Kernel Offset: disabled [ 85.108935][ T5874] Rebooting in 86400 seconds..