./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1496160172 <...> Warning: Permanently added '10.128.1.102' (ED25519) to the list of known hosts. execve("./syz-executor1496160172", ["./syz-executor1496160172"], 0x7ffdb81d0d50 /* 10 vars */) = 0 brk(NULL) = 0x5555562be000 brk(0x5555562bed00) = 0x5555562bed00 arch_prctl(ARCH_SET_FS, 0x5555562be380) = 0 set_tid_address(0x5555562be650) = 5079 set_robust_list(0x5555562be660, 24) = 0 rseq(0x5555562beca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1496160172", 4096) = 28 getrandom("\x4f\xef\xca\x81\x7f\x36\x30\x40", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555562bed00 brk(0x5555562dfd00) = 0x5555562dfd00 brk(0x5555562e0000) = 0x5555562e0000 mprotect(0x7fcb6197d000, 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 bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SCHED_CLS, insn_cnt=19, insns=0x20000000, 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=0, 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) = 3 [ 79.474208][ T5079] BUG: unable to handle page fault for address: ffffffffff600000 [ 79.483463][ T5079] #PF: supervisor read access in kernel mode [ 79.491656][ T5079] #PF: error_code(0x0000) - not-present page [ 79.498357][ T5079] PGD df36067 P4D df36067 PUD df38067 PMD df5b067 PTE 0 [ 79.508819][ T5079] Oops: 0000 [#1] PREEMPT SMP KASAN PTI [ 79.517297][ T5079] CPU: 1 PID: 5079 Comm: syz-executor149 Not tainted 6.8.0-rc1-syzkaller-00594-g2ab256e93249 #0 [ 79.531063][ T5079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 79.546176][ T5079] RIP: 0010:copy_from_kernel_nofault+0x81/0x2e0 [ 79.553946][ T5079] Code: 01 84 c0 0f 85 e5 01 00 00 41 ff 06 bf 07 00 00 00 4c 89 ee e8 00 bb c8 ff 49 83 fd 07 76 58 4c 89 fb 49 83 c7 08 49 83 c5 f8 <49> 8b 2c 24 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 [ 79.577191][ T5079] RSP: 0018:ffffc90003a4f920 EFLAGS: 00010257 [ 79.585852][ T5079] RAX: 0000000000000000 RBX: ffffc90003a4f988 RCX: ffff88802bf71dc0 [ 79.594432][ T5079] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000007 [ 79.604179][ T5079] RBP: ffffc90003a4f990 R08: ffffffff81ca9c40 R09: ffffffff81af89e9 [ 79.615110][ T5079] R10: 0000000000000005 R11: ffff88802bf71dc0 R12: ffffffffff600000 [ 79.625648][ T5079] R13: 0000000000000000 R14: ffff88802bf7352c R15: ffffc90003a4f990 [ 79.634689][ T5079] FS: 00005555562be380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 79.644851][ T5079] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.651737][ T5079] CR2: ffffffffff600000 CR3: 00000000202c4000 CR4: 00000000003506f0 [ 79.662360][ T5079] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 79.673504][ T5079] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 79.683737][ T5079] Call Trace: [ 79.688004][ T5079] [ 79.692886][ T5079] ? __die_body+0x8b/0xe0 [ 79.698679][ T5079] ? 0xffffffffff600000 [ 79.704255][ T5079] ? page_fault_oops+0x806/0xaa0 [ 79.710543][ T5079] ? 0xffffffffff600000 [ 79.715027][ T5079] ? __pfx_page_fault_oops+0x10/0x10 [ 79.721690][ T5079] ? bpf_bprintf_prepare+0x1342/0x1530 [ 79.727449][ T5079] ? rcu_is_watching+0x15/0xb0 [ 79.732811][ T5079] ? 0xffffffffff600000 [ 79.737294][ T5079] ? exc_page_fault+0x5de/0x870 [ 79.743381][ T5079] ? 0xffffffffff600000 [ 79.747710][ T5079] ? asm_exc_page_fault+0x26/0x30 [ 79.754161][ T5079] ? 0xffffffffff600000 [ 79.760960][ T5079] ? bpf_bprintf_prepare+0x6e9/0x1530 [ 79.767602][ T5079] ? copy_from_kernel_nofault+0x70/0x2e0 [ 79.775264][ T5079] ? copy_from_kernel_nofault+0x81/0x2e0 [ 79.781883][ T5079] ? 0xffffffffff600000 [ 79.786653][ T5079] bpf_probe_read_kernel+0x2a/0x70 [ 79.792520][ T5079] ? bpf_test_run+0x31d/0x900 [ 79.798376][ T5079] bpf_prog_3aa1bfad0585af26+0x63/0x65 [ 79.805606][ T5079] bpf_test_run+0x408/0x900 [ 79.810489][ T5079] ? __pfx_bpf_test_run+0x10/0x10 [ 79.816238][ T5079] ? eth_type_trans+0x407/0x6c0 [ 79.823119][ T5079] ? __pfx_eth_type_trans+0x10/0x10 [ 79.829235][ T5079] ? convert___skb_to_skb+0x41/0x620 [ 79.834787][ T5079] bpf_prog_test_run_skb+0xaf9/0x13a0 [ 79.840336][ T5079] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 79.847483][ T5079] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 79.855593][ T5079] bpf_prog_test_run+0x33a/0x3b0 [ 79.860576][ T5079] __sys_bpf+0x48d/0x810 [ 79.864870][ T5079] ? __pfx___sys_bpf+0x10/0x10 [ 79.869766][ T5079] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 79.876917][ T5079] ? do_syscall_64+0x108/0x240 [ 79.881983][ T5079] __x64_sys_bpf+0x7c/0x90 [ 79.886556][ T5079] do_syscall_64+0xf9/0x240 [ 79.891109][ T5079] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [ 79.897122][ T5079] RIP: 0033:0x7fcb6190a769 [ 79.902452][ T5079] 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 [ 79.928233][ T5079] RSP: 002b:00007fffb17040a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 79.937118][ T5079] RAX: ffffffffffffffda RBX: 00007fffb1704278 RCX: 00007fcb6190a769 [ 79.947805][ T5079] RDX: 000000000000004c RSI: 0000000020000240 RDI: 000000000000000a [ 79.958053][ T5079] RBP: 00007fcb6197d610 R08: 0000000000000000 R09: 00007fffb1704278 [ 79.966405][ T5079] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 79.977273][ T5079] R13: 00007fffb1704268 R14: 0000000000000001 R15: 0000000000000001 [ 79.986066][ T5079] [ 79.989721][ T5079] Modules linked in: [ 79.994079][ T5079] CR2: ffffffffff600000 [ 79.998461][ T5079] ---[ end trace 0000000000000000 ]--- [ 80.004058][ T5079] RIP: 0010:copy_from_kernel_nofault+0x81/0x2e0 [ 80.012286][ T5079] Code: 01 84 c0 0f 85 e5 01 00 00 41 ff 06 bf 07 00 00 00 4c 89 ee e8 00 bb c8 ff 49 83 fd 07 76 58 4c 89 fb 49 83 c7 08 49 83 c5 f8 <49> 8b 2c 24 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 [ 80.037965][ T5079] RSP: 0018:ffffc90003a4f920 EFLAGS: 00010257 [ 80.044862][ T5079] RAX: 0000000000000000 RBX: ffffc90003a4f988 RCX: ffff88802bf71dc0 [ 80.055465][ T5079] RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000007 [ 80.064534][ T5079] RBP: ffffc90003a4f990 R08: ffffffff81ca9c40 R09: ffffffff81af89e9 [ 80.076549][ T5079] R10: 0000000000000005 R11: ffff88802bf71dc0 R12: ffffffffff600000 [ 80.084972][ T5079] R13: 0000000000000000 R14: ffff88802bf7352c R15: ffffc90003a4f990 [ 80.094310][ T5079] FS: 00005555562be380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 80.104307][ T5079] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.111400][ T5079] CR2: ffffffffff600000 CR3: 00000000202c4000 CR4: 00000000003506f0 [ 80.120397][ T5079] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 80.128483][ T5079] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 80.138493][ T5079] Kernel panic - not syncing: Fatal exception in interrupt [ 80.146311][ T5079] Kernel Offset: disabled [ 80.150777][ T5079] Rebooting in 86400 seconds..