./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor838606076 <...> Warning: Permanently added '10.128.0.70' (ECDSA) to the list of known hosts. execve("./syz-executor838606076", ["./syz-executor838606076"], 0x7ffe11733c80 /* 10 vars */) = 0 brk(NULL) = 0x55555750b000 brk(0x55555750bc40) = 0x55555750bc40 arch_prctl(ARCH_SET_FS, 0x55555750b300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor838606076", 4096) = 27 brk(0x55555752cc40) = 0x55555752cc40 brk(0x55555752d000) = 0x55555752d000 mprotect(0x7f51a5067000, 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_XDP, insn_cnt=3, insns=0x20000280, 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}, 128) = 3 syzkaller login: [ 38.113443][ T3605] ------------[ cut here ]------------ [ 38.118930][ T3605] CPA refuse W^X violation: 8000000000000163 -> 0000000000000163 range: 0xffffffffa0401000 - 0xffffffffa0401fff PFN 7e67b [ 38.131669][ T3605] WARNING: CPU: 1 PID: 3605 at arch/x86/mm/pat/set_memory.c:601 __change_page_attr_set_clr+0x1faa/0x2080 [ 38.142907][ T3605] Modules linked in: [ 38.146787][ T3605] CPU: 1 PID: 3605 Comm: syz-executor838 Not tainted 6.0.0-rc6-next-20220923-syzkaller #0 [ 38.156720][ T3605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 38.166891][ T3605] RIP: 0010:__change_page_attr_set_clr+0x1faa/0x2080 [ 38.173598][ T3605] Code: 8b 44 24 50 4d 89 f1 4c 89 e2 4c 89 ee 48 c7 c7 80 0c ea 89 c6 05 68 26 94 0c 01 4c 8d 80 ff 0f 00 00 48 89 c1 e8 56 a4 10 08 <0f> 0b e9 68 fc ff ff e8 6a b3 91 00 e9 be f7 ff ff 48 8b 7c 24 08 [ 38.193238][ T3605] RSP: 0018:ffffc90003c6f6c0 EFLAGS: 00010286 [ 38.199305][ T3605] RAX: 0000000000000000 RBX: 800000007e67b163 RCX: 0000000000000000 [ 38.207318][ T3605] RDX: ffff88801d0a0000 RSI: ffffffff81620008 RDI: fffff5200078deca [ 38.215332][ T3605] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 38.223348][ T3605] R10: 0000000080000001 R11: 7566657220415043 R12: 0000000000000163 [ 38.231355][ T3605] R13: 8000000000000163 R14: 000000000007e67b R15: 0000000000000000 [ 38.239341][ T3605] FS: 000055555750b300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 38.248307][ T3605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.255006][ T3605] CR2: 00007fc102af8a70 CR3: 000000007e9a1000 CR4: 00000000003506e0 [ 38.263086][ T3605] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.271083][ T3605] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.279042][ T3605] Call Trace: [ 38.282336][ T3605] [ 38.285269][ T3605] ? flush_tlb_one_kernel+0x60/0x60 [ 38.290529][ T3605] ? on_each_cpu_cond_mask+0x70/0xa0 [ 38.295833][ T3605] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.301330][ T3605] ? static_protections+0x670/0x670 [ 38.306545][ T3605] ? __mutex_unlock_slowpath+0x157/0x5e0 [ 38.312204][ T3605] ? __pte_alloc_kernel+0xbb/0x110 [ 38.317327][ T3605] ? wait_for_completion_io_timeout+0x20/0x20 [ 38.323437][ T3605] ? _vm_unmap_aliases.part.0+0x481/0x570 [ 38.331466][ T3605] change_page_attr_set_clr+0x333/0x500 [ 38.337015][ T3605] ? __change_page_attr_set_clr+0x2080/0x2080 [ 38.343118][ T3605] ? __vmalloc_node_range+0x1046/0x13a0 [ 38.348693][ T3605] ? lock_release+0x5cb/0x810 [ 38.353420][ T3605] ? find_vm_area+0x117/0x190 [ 38.358116][ T3605] ? lock_downgrade+0x6e0/0x6e0 [ 38.363000][ T3605] set_memory_x+0xb2/0x110 [ 38.367423][ T3605] ? set_mce_nospec+0xe0/0xe0 [ 38.372122][ T3605] ? _raw_spin_unlock+0x24/0x40 [ 38.376990][ T3605] ? find_vm_area+0x145/0x190 [ 38.381693][ T3605] bpf_jit_alloc_exec_page+0x69/0x80 [ 38.386993][ T3605] bpf_dispatcher_change_prog+0x303/0x8f0 [ 38.392835][ T3605] ? bpf_test_init.isra.0+0x122/0x150 [ 38.398243][ T3605] bpf_prog_test_run_xdp+0x95e/0x1440 [ 38.403650][ T3605] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.409127][ T3605] ? lock_release+0x5cb/0x810 [ 38.413823][ T3605] ? trace_hardirqs_on+0x2d/0x160 [ 38.418850][ T3605] ? __might_fault+0xd1/0x170 [ 38.423552][ T3605] ? bpf_prog_test_run_skb+0x1e60/0x1e60 [ 38.429206][ T3605] ? __switch_to+0x5cc/0x10e0 [ 38.433940][ T3605] ? __fget_light+0x20a/0x270 [ 38.438644][ T3605] ? bpf_prog_test_run_skb+0x1e60/0x1e60 [ 38.444328][ T3605] __sys_bpf+0x10a0/0x4cf0 [ 38.448760][ T3605] ? lock_release+0x810/0x810 [ 38.453481][ T3605] ? bpf_perf_link_attach+0x520/0x520 [ 38.458864][ T3605] ? do_raw_spin_lock+0x120/0x2a0 [ 38.463917][ T3605] ? rwlock_bug.part.0+0x90/0x90 [ 38.468866][ T3605] ? recalc_sigpending_tsk+0x18f/0x1d0 [ 38.474414][ T3605] ? _raw_spin_unlock_irq+0x1f/0x40 [ 38.479657][ T3605] ? trace_hardirqs_on+0x2d/0x160 [ 38.484755][ T3605] __x64_sys_bpf+0x75/0xb0 [ 38.489188][ T3605] do_syscall_64+0x35/0xb0 [ 38.493652][ T3605] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 38.499577][ T3605] RIP: 0033:0x7f51a4ffaca9 [ 38.504015][ T3605] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 38.523676][ T3605] RSP: 002b:00007ffcb5387208 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 38.532148][ T3605] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f51a4ffaca9 [ 38.540120][ T3605] RDX: 0000000000000048 RSI: 0000000020000080 RDI: 000000000000000a [ 38.548132][ T3605] RBP: 00007f51a4fbee50 R08: 0000000000000000 R09: 0000000000000000 [ 38.556137][ T3605] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f51a4fbeee0 [ 38.564133][ T3605] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 38.572136][ T3605] [ 38.575145][ T3605] Kernel panic - not syncing: panic_on_warn set ... [ 38.581711][ T3605] CPU: 1 PID: 3605 Comm: syz-executor838 Not tainted 6.0.0-rc6-next-20220923-syzkaller #0 [ 38.591585][ T3605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 38.601631][ T3605] Call Trace: [ 38.604900][ T3605] [ 38.607815][ T3605] dump_stack_lvl+0xcd/0x134 [ 38.612402][ T3605] panic+0x2c8/0x622 [ 38.616286][ T3605] ? panic_print_sys_info.part.0+0x110/0x110 [ 38.622260][ T3605] ? __warn.cold+0x24b/0x350 [ 38.626833][ T3605] ? __change_page_attr_set_clr+0x1faa/0x2080 [ 38.632898][ T3605] __warn.cold+0x25c/0x350 [ 38.637318][ T3605] ? __wake_up_klogd.part.0+0x99/0xf0 [ 38.642696][ T3605] ? __change_page_attr_set_clr+0x1faa/0x2080 [ 38.648772][ T3605] report_bug+0x1bc/0x210 [ 38.653116][ T3605] handle_bug+0x3c/0x60 [ 38.657276][ T3605] exc_invalid_op+0x14/0x40 [ 38.661783][ T3605] asm_exc_invalid_op+0x16/0x20 [ 38.666648][ T3605] RIP: 0010:__change_page_attr_set_clr+0x1faa/0x2080 [ 38.673332][ T3605] Code: 8b 44 24 50 4d 89 f1 4c 89 e2 4c 89 ee 48 c7 c7 80 0c ea 89 c6 05 68 26 94 0c 01 4c 8d 80 ff 0f 00 00 48 89 c1 e8 56 a4 10 08 <0f> 0b e9 68 fc ff ff e8 6a b3 91 00 e9 be f7 ff ff 48 8b 7c 24 08 [ 38.692945][ T3605] RSP: 0018:ffffc90003c6f6c0 EFLAGS: 00010286 [ 38.699013][ T3605] RAX: 0000000000000000 RBX: 800000007e67b163 RCX: 0000000000000000 [ 38.706983][ T3605] RDX: ffff88801d0a0000 RSI: ffffffff81620008 RDI: fffff5200078deca [ 38.714958][ T3605] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 38.722930][ T3605] R10: 0000000080000001 R11: 7566657220415043 R12: 0000000000000163 [ 38.730905][ T3605] R13: 8000000000000163 R14: 000000000007e67b R15: 0000000000000000 [ 38.738888][ T3605] ? vprintk+0x88/0x90 [ 38.742973][ T3605] ? flush_tlb_one_kernel+0x60/0x60 [ 38.748178][ T3605] ? on_each_cpu_cond_mask+0x70/0xa0 [ 38.753482][ T3605] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.758963][ T3605] ? static_protections+0x670/0x670 [ 38.764170][ T3605] ? __mutex_unlock_slowpath+0x157/0x5e0 [ 38.769814][ T3605] ? __pte_alloc_kernel+0xbb/0x110 [ 38.774935][ T3605] ? wait_for_completion_io_timeout+0x20/0x20 [ 38.781020][ T3605] ? _vm_unmap_aliases.part.0+0x481/0x570 [ 38.786759][ T3605] change_page_attr_set_clr+0x333/0x500 [ 38.792315][ T3605] ? __change_page_attr_set_clr+0x2080/0x2080 [ 38.798396][ T3605] ? __vmalloc_node_range+0x1046/0x13a0 [ 38.803961][ T3605] ? lock_release+0x5cb/0x810 [ 38.808646][ T3605] ? find_vm_area+0x117/0x190 [ 38.813336][ T3605] ? lock_downgrade+0x6e0/0x6e0 [ 38.818196][ T3605] set_memory_x+0xb2/0x110 [ 38.822619][ T3605] ? set_mce_nospec+0xe0/0xe0 [ 38.827320][ T3605] ? _raw_spin_unlock+0x24/0x40 [ 38.832198][ T3605] ? find_vm_area+0x145/0x190 [ 38.836907][ T3605] bpf_jit_alloc_exec_page+0x69/0x80 [ 38.842220][ T3605] bpf_dispatcher_change_prog+0x303/0x8f0 [ 38.847955][ T3605] ? bpf_test_init.isra.0+0x122/0x150 [ 38.853344][ T3605] bpf_prog_test_run_xdp+0x95e/0x1440 [ 38.858738][ T3605] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.864215][ T3605] ? lock_release+0x5cb/0x810 [ 38.868897][ T3605] ? trace_hardirqs_on+0x2d/0x160 [ 38.873925][ T3605] ? __might_fault+0xd1/0x170 [ 38.878610][ T3605] ? bpf_prog_test_run_skb+0x1e60/0x1e60 [ 38.884273][ T3605] ? __switch_to+0x5cc/0x10e0 [ 38.888976][ T3605] ? __fget_light+0x20a/0x270 [ 38.893670][ T3605] ? bpf_prog_test_run_skb+0x1e60/0x1e60 [ 38.899321][ T3605] __sys_bpf+0x10a0/0x4cf0 [ 38.903746][ T3605] ? lock_release+0x810/0x810 [ 38.908432][ T3605] ? bpf_perf_link_attach+0x520/0x520 [ 38.913816][ T3605] ? do_raw_spin_lock+0x120/0x2a0 [ 38.918851][ T3605] ? rwlock_bug.part.0+0x90/0x90 [ 38.923807][ T3605] ? recalc_sigpending_tsk+0x18f/0x1d0 [ 38.929300][ T3605] ? _raw_spin_unlock_irq+0x1f/0x40 [ 38.934513][ T3605] ? trace_hardirqs_on+0x2d/0x160 [ 38.939544][ T3605] __x64_sys_bpf+0x75/0xb0 [ 38.943972][ T3605] do_syscall_64+0x35/0xb0 [ 38.948395][ T3605] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 38.954306][ T3605] RIP: 0033:0x7f51a4ffaca9 [ 38.958723][ T3605] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 38.978342][ T3605] RSP: 002b:00007ffcb5387208 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 38.986760][ T3605] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f51a4ffaca9 [ 38.994732][ T3605] RDX: 0000000000000048 RSI: 0000000020000080 RDI: 000000000000000a [ 39.002707][ T3605] RBP: 00007f51a4fbee50 R08: 0000000000000000 R09: 0000000000000000 [ 39.010677][ T3605] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f51a4fbeee0 [ 39.018648][ T3605] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 39.026803][ T3605] [ 39.030029][ T3605] Kernel Offset: disabled [ 39.034347][ T3605] Rebooting in 86400 seconds..