./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1710750225 <...> Warning: Permanently added '10.128.1.117' (ED25519) to the list of known hosts. execve("./syz-executor1710750225", ["./syz-executor1710750225"], 0x7ffe3ec507e0 /* 10 vars */) = 0 brk(NULL) = 0x555590726000 brk(0x555590726d00) = 0x555590726d00 arch_prctl(ARCH_SET_FS, 0x555590726380) = 0 set_tid_address(0x555590726650) = 5868 set_robust_list(0x555590726660, 24) = 0 rseq(0x555590726ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1710750225", 4096) = 28 getrandom("\x7e\x02\xda\xbf\x6d\xd6\x25\x42", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555590726d00 brk(0x555590747d00) = 0x555590747d00 brk(0x555590748000) = 0x555590748000 mprotect(0x7f17eb5a6000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555590726650) = 5869 ./strace-static-x86_64: Process 5869 attached [pid 5869] set_robust_list(0x555590726660, 24) = 0 [pid 5869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5869] setpgid(0, 0) = 0 [pid 5869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5869] write(3, "1000", 4) = 4 [pid 5869] close(3) = 0 executing program [pid 5869] write(1, "executing program\n", 18) = 18 [pid 5869] openat(AT_FDCWD, "/proc/timer_list", O_RDONLY) = 3 [pid 5869] socket(AF_INET, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 5869] bind(4, {sa_family=AF_INET, sin_port=htons(0), sin_addr=inet_addr("172.20.20.170")}, 16) = -1 EADDRNOTAVAIL (Cannot assign requested address) [pid 5869] connect(4, {sa_family=AF_INET, sin_port=htons(0), sin_addr=inet_addr("224.0.0.2")}, 16) = 0 [ 201.935194][ T5869] Oops: general protection fault, probably for non-canonical address 0xed2e87ee8f0cadc6: 0000 [#1] PREEMPT SMP KASAN PTI [ 201.947814][ T5869] KASAN: maybe wild-memory-access in range [0x69745f7478656e30-0x69745f7478656e37] [ 201.957080][ T5869] CPU: 1 UID: 0 PID: 5869 Comm: syz-executor171 Not tainted 6.12.0-rc5-next-20241031-syzkaller #0 [ 201.967641][ T5869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 201.977689][ T5869] RIP: 0010:put_page+0x23/0x260 [ 201.982526][ T5869] Code: 90 90 90 90 90 90 90 55 41 57 41 56 53 49 89 fe 48 bd 00 00 00 00 00 fc ff df e8 d8 ae 0d f8 49 8d 5e 08 48 89 d8 48 c1 e8 03 <80> 3c 28 00 74 08 48 89 df e8 5f e5 77 f8 48 8b 1b 48 89 de 48 83 [ 202.002112][ T5869] RSP: 0018:ffffc90003f970a8 EFLAGS: 00010207 [ 202.008166][ T5869] RAX: 0d2e8bee8f0cadc6 RBX: 69745f7478656e36 RCX: ffff8880306d3c00 [ 202.016116][ T5869] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 69745f7478656e2e [ 202.024071][ T5869] RBP: dffffc0000000000 R08: ffffffff898706fd R09: 1ffffffff203a076 [ 202.032020][ T5869] R10: dffffc0000000000 R11: fffffbfff203a077 R12: 0000000000000000 [ 202.039972][ T5869] R13: ffff88807fd7a842 R14: 69745f7478656e2e R15: 69745f7478656e2e [ 202.047926][ T5869] FS: 0000555590726380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 202.056847][ T5869] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 202.063407][ T5869] CR2: 000000000045ad50 CR3: 0000000025350000 CR4: 00000000003526f0 [ 202.071359][ T5869] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 202.079417][ T5869] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 202.087369][ T5869] Call Trace: [ 202.090625][ T5869] [ 202.093544][ T5869] ? __die_body+0x5f/0xb0 [ 202.097854][ T5869] ? die_addr+0xb0/0xe0 [ 202.101985][ T5869] ? exc_general_protection+0x3dd/0x5d0 [ 202.107512][ T5869] ? asm_exc_general_protection+0x26/0x30 [ 202.113210][ T5869] ? skb_release_data+0x46d/0x8a0 [ 202.118223][ T5869] ? put_page+0x23/0x260 [ 202.122446][ T5869] ? put_page+0x18/0x260 [ 202.126676][ T5869] skb_release_data+0x483/0x8a0 [ 202.131510][ T5869] sk_skb_reason_drop+0x1c9/0x380 [ 202.136515][ T5869] ip_flush_pending_frames+0x12d/0x260 [ 202.141955][ T5869] udp_sendmsg+0x5d2/0x2a50 [ 202.146444][ T5869] ? __pfx_ip_generic_getfrag+0x10/0x10 [ 202.151975][ T5869] ? __pfx_lock_acquire+0x10/0x10 [ 202.156982][ T5869] ? __pfx_udp_sendmsg+0x10/0x10 [ 202.161898][ T5869] ? unwind_next_frame+0x18e6/0x22d0 [ 202.167163][ T5869] ? __pfx_aa_sk_perm+0x10/0x10 [ 202.172002][ T5869] ? unwind_get_return_address+0x4d/0x90 [ 202.177612][ T5869] ? sock_rps_record_flow+0x1a/0x400 [ 202.182894][ T5869] ? inet_sendmsg+0x2ba/0x390 [ 202.187550][ T5869] __sock_sendmsg+0x1a6/0x270 [ 202.192206][ T5869] sock_sendmsg+0x134/0x200 [ 202.196690][ T5869] ? __pfx_sock_sendmsg+0x10/0x10 [ 202.201714][ T5869] ? stack_depot_save_flags+0x29/0x830 [ 202.207160][ T5869] ? copy_splice_read+0xa07/0xb60 [ 202.212178][ T5869] ? splice_direct_to_actor+0x4af/0xc80 [ 202.217710][ T5869] ? do_splice_direct+0x289/0x3e0 [ 202.222727][ T5869] ? do_sendfile+0x561/0xe10 [ 202.227296][ T5869] ? do_syscall_64+0xf3/0x230 [ 202.231955][ T5869] ? iov_iter_bvec+0x4e/0x180 [ 202.236631][ T5869] splice_to_socket+0xa10/0x10b0 [ 202.241564][ T5869] ? __pfx_splice_to_socket+0x10/0x10 [ 202.246925][ T5869] ? __pfx_splice_to_socket+0x10/0x10 [ 202.252277][ T5869] direct_splice_actor+0x11b/0x220 [ 202.257371][ T5869] splice_direct_to_actor+0x586/0xc80 [ 202.262726][ T5869] ? __pfx_direct_splice_actor+0x10/0x10 [ 202.268340][ T5869] ? __pfx_splice_direct_to_actor+0x10/0x10 [ 202.274216][ T5869] do_splice_direct+0x289/0x3e0 [ 202.279048][ T5869] ? __pfx_do_splice_direct+0x10/0x10 [ 202.284433][ T5869] ? __pfx_direct_file_splice_eof+0x10/0x10 [ 202.290751][ T5869] ? bpf_lsm_file_permission+0x9/0x10 [ 202.296154][ T5869] ? security_file_permission+0x74/0x280 [ 202.301796][ T5869] ? rw_verify_area+0x1c3/0x6f0 [ 202.306635][ T5869] do_sendfile+0x561/0xe10 [ 202.311032][ T5869] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 202.317348][ T5869] ? __pfx_do_sendfile+0x10/0x10 [ 202.322280][ T5869] ? _raw_spin_unlock_irq+0x2e/0x50 [ 202.327465][ T5869] ? ptrace_notify+0x279/0x380 [ 202.332210][ T5869] __se_sys_sendfile64+0x17c/0x1e0 [ 202.337302][ T5869] ? __pfx___se_sys_sendfile64+0x10/0x10 [ 202.342915][ T5869] ? do_syscall_64+0x100/0x230 [ 202.347675][ T5869] do_syscall_64+0xf3/0x230 [ 202.352176][ T5869] ? clear_bhb_loop+0x35/0x90 [ 202.356831][ T5869] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 202.362806][ T5869] RIP: 0033:0x7f17eb533ab9 [ 202.367241][ T5869] 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 [ 202.386855][ T5869] RSP: 002b:00007ffdeb190c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 202.395270][ T5869] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f17eb533ab9 [ 202.403246][ T5869] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000004 [ 202.411211][ T5869] RBP: 00007f17eb5a65f0 R08: 0000000000000006 R09: 0000000000000006 [ 202.419185][ T5869] R10: 0000020000023893 R11: 0000000000000246 R12: 0000000000000001 [ 202.427154][ T5869] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 [ 202.435123][ T5869] [ 202.438148][ T5869] Modules linked in: [ 202.442160][ T5869] ---[ end trace 0000000000000000 ]--- [ 202.447877][ T5869] RIP: 0010:put_page+0x23/0x260 [ 202.452934][ T5869] Code: 90 90 90 90 90 90 90 55 41 57 41 56 53 49 89 fe 48 bd 00 00 00 00 00 fc ff df e8 d8 ae 0d f8 49 8d 5e 08 48 89 d8 48 c1 e8 03 <80> 3c 28 00 74 08 48 89 df e8 5f e5 77 f8 48 8b 1b 48 89 de 48 83 [ 202.472592][ T5869] RSP: 0018:ffffc90003f970a8 EFLAGS: 00010207 [ 202.478766][ T5869] RAX: 0d2e8bee8f0cadc6 RBX: 69745f7478656e36 RCX: ffff8880306d3c00 [ 202.486878][ T5869] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 69745f7478656e2e [ 202.494946][ T5869] RBP: dffffc0000000000 R08: ffffffff898706fd R09: 1ffffffff203a076 [ 202.502965][ T5869] R10: dffffc0000000000 R11: fffffbfff203a077 R12: 0000000000000000 [ 202.510951][ T5869] R13: ffff88807fd7a842 R14: 69745f7478656e2e R15: 69745f7478656e2e [ 202.518933][ T5869] FS: 0000555590726380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 202.527975][ T5869] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 202.534576][ T5869] CR2: 000000000045ad50 CR3: 0000000025350000 CR4: 00000000003526f0 [ 202.542598][ T5869] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 202.550627][ T5869] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 202.558723][ T5869] Kernel panic - not syncing: Fatal exception [ 202.565032][ T5869] Kernel Offset: disabled [ 202.569447][ T5869] Rebooting in 86400 seconds..