./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2849619867 <...> Warning: Permanently added '10.128.1.181' (ED25519) to the list of known hosts. execve("./syz-executor2849619867", ["./syz-executor2849619867"], 0x7fffd7306930 /* 10 vars */) = 0 brk(NULL) = 0x5555831b5000 brk(0x5555831b5d00) = 0x5555831b5d00 arch_prctl(ARCH_SET_FS, 0x5555831b5380) = 0 set_tid_address(0x5555831b5650) = 5088 set_robust_list(0x5555831b5660, 24) = 0 rseq(0x5555831b5ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2849619867", 4096) = 28 getrandom("\x0d\x4d\xb2\xf8\xcd\xd7\x57\x5b", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555831b5d00 brk(0x5555831d6d00) = 0x5555831d6d00 brk(0x5555831d7000) = 0x5555831d7000 mprotect(0x7f453fcaa000, 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./strace-static-x86_64: Process 5089 attached , child_tidptr=0x5555831b5650) = 5089 [pid 5089] set_robust_list(0x5555831b5660, 24) = 0 [pid 5089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5089] setpgid(0, 0) = 0 [pid 5089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5089] write(3, "1000", 4) = 4 [pid 5089] close(3) = 0 [pid 5089] write(1, "executing program\n", 18executing program ) = 18 [pid 5089] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_DEVMAP_HASH, key_size=4, value_size=8, max_entries=8, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 5089] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=20, insns=0x20000540, license="GPL", log_level=0, 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=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 5089] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=4, retval=4294967295, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=0, duration=0}}, 12) = 0 [pid 5089] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SCHED_CLS, insn_cnt=12, insns=0x20000140, license="GPL", log_level=0, 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, ...}, 144) = 5 [pid 5089] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=5, retval=0, data_size_in=14, data_size_out=68, data_in=0x20000100, data_out=NULL, repeat=0, duration=0, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0, batch_size=0}}, 80) = 0 [pid 5089] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=3, data_size_out=0, data_in=0x20000000, data_out=NULL, repeat=0, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0, batch_size=0}}, 80) = -1 EBADF (Bad file descriptor) [pid 5089] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_XDP, insn_cnt=11, insns=0x200002c0, license="GPL", log_level=0, 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=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 6 [ 58.039527][ T5089] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI [ 58.054768][ T5089] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 58.065463][ T5089] CPU: 0 PID: 5089 Comm: syz-executor284 Not tainted 6.10.0-rc2-syzkaller-00242-g36534d3c5453 #0 [ 58.080972][ T5089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 58.091491][ T5089] RIP: 0010:dev_map_enqueue+0x31/0x3e0 [ 58.097349][ T5089] Code: 41 56 41 55 41 54 53 48 83 ec 18 49 89 d4 49 89 f5 48 89 fd 49 be 00 00 00 00 00 fc ff df e8 46 9c d7 ff 48 89 e8 48 c1 e8 03 <42> 80 3c 30 00 74 08 48 89 ef e8 a0 5e 3d 00 4c 8b 7d 00 48 83 c5 [ 58.118580][ T5089] RSP: 0018:ffffc9000334f678 EFLAGS: 00010246 [ 58.127195][ T5089] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff888015f40000 [ 58.142281][ T5089] RDX: 0000000000000000 RSI: ffff888076066070 RDI: 0000000000000000 [ 58.150543][ T5089] RBP: 0000000000000000 R08: ffffffff89625806 R09: ffffffff896257c3 [ 58.158980][ T5089] R10: 0000000000000004 R11: ffff888015f40000 R12: ffff8880151e8000 [ 58.167629][ T5089] R13: ffff888076066070 R14: dffffc0000000000 R15: 0000000000000000 [ 58.177328][ T5089] FS: 00005555831b5380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 58.188975][ T5089] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.197401][ T5089] CR2: 0000000020002c80 CR3: 000000001f842000 CR4: 00000000003506f0 [ 58.205942][ T5089] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.214770][ T5089] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.223805][ T5089] Call Trace: [ 58.228014][ T5089] [ 58.231272][ T5089] ? __die_body+0x88/0xe0 [ 58.236155][ T5089] ? die_addr+0x108/0x140 [ 58.240620][ T5089] ? exc_general_protection+0x3dd/0x5d0 [ 58.246462][ T5089] ? asm_exc_general_protection+0x26/0x30 [ 58.253595][ T5089] ? xdp_do_redirect_frame+0x243/0x660 [ 58.259486][ T5089] ? xdp_do_redirect_frame+0x286/0x660 [ 58.267916][ T5089] ? dev_map_enqueue+0x31/0x3e0 [ 58.273409][ T5089] ? dev_map_enqueue+0x2a/0x3e0 [ 58.278375][ T5089] xdp_do_redirect_frame+0x2a6/0x660 [ 58.283746][ T5089] bpf_test_run_xdp_live+0xe60/0x1e60 [ 58.289334][ T5089] ? bpf_test_run_xdp_live+0x724/0x1e60 [ 58.297422][ T5089] ? __pfx_bpf_test_run_xdp_live+0x10/0x10 [ 58.303372][ T5089] ? __pfx_xdp_test_run_init_page+0x10/0x10 [ 58.309284][ T5089] ? __might_fault+0xaa/0x120 [ 58.314058][ T5089] ? __might_fault+0xc6/0x120 [ 58.318782][ T5089] ? _copy_from_user+0xa6/0xe0 [ 58.323658][ T5089] ? bpf_test_init+0x15a/0x180 [ 58.328918][ T5089] ? xdp_convert_md_to_buff+0x5b/0x330 [ 58.334489][ T5089] bpf_prog_test_run_xdp+0x80e/0x11b0 [ 58.339980][ T5089] ? __pfx_bpf_prog_test_run_xdp+0x10/0x10 [ 58.346167][ T5089] ? __pfx_bpf_prog_test_run_xdp+0x10/0x10 [ 58.352111][ T5089] bpf_prog_test_run+0x33a/0x3b0 [ 58.357050][ T5089] __sys_bpf+0x48d/0x810 [ 58.361383][ T5089] ? __pfx___sys_bpf+0x10/0x10 [ 58.366771][ T5089] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 58.373121][ T5089] ? do_syscall_64+0x100/0x230 [ 58.378009][ T5089] __x64_sys_bpf+0x7c/0x90 [ 58.382644][ T5089] do_syscall_64+0xf3/0x230 [ 58.387886][ T5089] ? clear_bhb_loop+0x35/0x90 [ 58.392756][ T5089] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 58.399535][ T5089] RIP: 0033:0x7f453fc37239 [ 58.404337][ T5089] 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 [ 58.425607][ T5089] RSP: 002b:00007ffcaa6f1598 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 58.434325][ T5089] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f453fc37239 [ 58.447863][ T5089] RDX: 0000000000000050 RSI: 0000000020000240 RDI: 000000000000000a [ 58.455942][ T5089] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 58.464281][ T5089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 58.472710][ T5089] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 58.480797][ T5089] [ 58.483976][ T5089] Modules linked in: [ 58.488089][ T5089] ---[ end trace 0000000000000000 ]--- [ 58.493616][ T5089] RIP: 0010:dev_map_enqueue+0x31/0x3e0 [ 58.499192][ T5089] Code: 41 56 41 55 41 54 53 48 83 ec 18 49 89 d4 49 89 f5 48 89 fd 49 be 00 00 00 00 00 fc ff df e8 46 9c d7 ff 48 89 e8 48 c1 e8 03 <42> 80 3c 30 00 74 08 48 89 ef e8 a0 5e 3d 00 4c 8b 7d 00 48 83 c5 [ 58.519222][ T5089] RSP: 0018:ffffc9000334f678 EFLAGS: 00010246 [ 58.525524][ T5089] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff888015f40000 [ 58.533771][ T5089] RDX: 0000000000000000 RSI: ffff888076066070 RDI: 0000000000000000 [ 58.541907][ T5089] RBP: 0000000000000000 R08: ffffffff89625806 R09: ffffffff896257c3 [ 58.550564][ T5089] R10: 0000000000000004 R11: ffff888015f40000 R12: ffff8880151e8000 [ 58.558975][ T5089] R13: ffff888076066070 R14: dffffc0000000000 R15: 0000000000000000 [ 58.567539][ T5089] FS: 00005555831b5380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 58.577140][ T5089] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.584117][ T5089] CR2: 0000000020002c80 CR3: 000000001f842000 CR4: 00000000003506f0 [ 58.592933][ T5089] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.601084][ T5089] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.609057][ T5089] Kernel panic - not syncing: Fatal exception in interrupt [ 58.616503][ T5089] Kernel Offset: disabled [ 58.620853][ T5089] Rebooting in 86400 seconds..