./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor904047324 <...> Warning: Permanently added '10.128.1.31' (ECDSA) to the list of known hosts. execve("./syz-executor904047324", ["./syz-executor904047324"], 0x7ffde2f10b70 /* 10 vars */) = 0 brk(NULL) = 0x55555693f000 brk(0x55555693fc40) = 0x55555693fc40 arch_prctl(ARCH_SET_FS, 0x55555693f300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor904047324", 4096) = 27 brk(0x555556960c40) = 0x555556960c40 brk(0x555556961000) = 0x555556961000 mprotect(0x7f25b50f6000, 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 openat(AT_FDCWD, "/dev/uinput", O_RDWR|O_NONBLOCK) = 3 ioctl(3, UI_ABS_SETUP, 0x20000340) = 0 ioctl(3, UI_SET_EVBIT, 0x3) = 0 dup(3) = 4 write(4, "\x73\x79\x7a\x31\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\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"..., 1116) = 1116 [ 55.666811][ T5068] ------------[ cut here ]------------ [ 55.672547][ T5068] WARNING: CPU: 0 PID: 5068 at mm/page_alloc.c:5525 __alloc_pages+0x30a/0x560 [ 55.681606][ T5068] Modules linked in: [ 55.685555][ T5068] CPU: 1 PID: 5068 Comm: syz-executor904 Not tainted 6.2.0-rc1-syzkaller #0 [ 55.694288][ T5068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 55.704391][ T5068] RIP: 0010:__alloc_pages+0x30a/0x560 [ 55.709815][ T5068] Code: 5c 24 04 0f 85 f3 00 00 00 44 89 e1 81 e1 7f ff ff ff a9 00 00 04 00 41 0f 44 cc 41 89 cc e9 e3 00 00 00 c6 05 65 46 c4 0c 01 <0f> 0b 83 fb 0a 0f 86 c8 fd ff ff 31 db 48 c7 44 24 20 0e 36 e0 45 [ 55.729462][ T5068] RSP: 0018:ffffc90003c2fb00 EFLAGS: 00010246 [ 55.735524][ T5068] RAX: ffffc90003c2fb60 RBX: 000000000000000b RCX: 0000000000000000 [ 55.743599][ T5068] RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc90003c2fb88 [ 55.751662][ T5068] RBP: ffffc90003c2fc08 R08: dffffc0000000000 R09: ffffc90003c2fb60 [ 55.759761][ T5068] R10: fffff52000785f71 R11: 1ffff92000785f6c R12: 0000000000040dc0 [ 55.767760][ T5068] R13: 1ffff92000785f68 R14: dffffc0000000000 R15: 1ffff92000785f64 [ 55.775811][ T5068] FS: 000055555693f300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 55.784778][ T5068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.791397][ T5068] CR2: 00007ff0cfbcea70 CR3: 00000000235f5000 CR4: 00000000003506e0 [ 55.799402][ T5068] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.807362][ T5068] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.815376][ T5068] Call Trace: [ 55.818658][ T5068] [ 55.821640][ T5068] ? zone_statistics+0x160/0x160 [ 55.826589][ T5068] ? rcu_read_lock_sched_held+0x89/0x130 [ 55.832284][ T5068] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 55.838288][ T5068] ? trace_contention_end+0x72/0x1d0 [ 55.843858][ T5068] __kmalloc_large_node+0x95/0x1f0 [ 55.849040][ T5068] ? input_mt_init_slots+0xbd/0x980 [ 55.854269][ T5068] __kmalloc+0xfe/0x190 [ 55.858425][ T5068] input_mt_init_slots+0xbd/0x980 [ 55.863506][ T5068] uinput_create_device+0x50e/0x620 [ 55.868721][ T5068] uinput_ioctl_handler+0xa04/0x1660 [ 55.874059][ T5068] ? smack_file_ioctl+0x298/0x3a0 [ 55.879158][ T5068] ? uinput_release+0x50/0x50 [ 55.883880][ T5068] ? bpf_lsm_file_ioctl+0x5/0x10 [ 55.888809][ T5068] ? security_file_ioctl+0x9d/0xb0 [ 55.893985][ T5068] ? uinput_poll+0x110/0x110 [ 55.898607][ T5068] __se_sys_ioctl+0xfb/0x170 [ 55.903269][ T5068] do_syscall_64+0x2b/0x70 [ 55.907695][ T5068] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.913636][ T5068] RIP: 0033:0x7f25b5089739 [ 55.918059][ T5068] 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 [ 55.937743][ T5068] RSP: 002b:00007fffb0a7a138 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.946203][ T5068] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f25b5089739 [ 55.954221][ T5068] RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000004 [ 55.962242][ T5068] RBP: 00007f25b504d8e0 R08: 0000000000000000 R09: 0000000000000000 [ 55.970330][ T5068] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f25b504d970 [ 55.978311][ T5068] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 55.986341][ T5068] [ 55.989389][ T5068] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 55.996656][ T5068] CPU: 1 PID: 5068 Comm: syz-executor904 Not tainted 6.2.0-rc1-syzkaller #0 [ 56.005319][ T5068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 56.015357][ T5068] Call Trace: [ 56.018623][ T5068] [ 56.021542][ T5068] dump_stack_lvl+0x1e3/0x2d0 [ 56.026209][ T5068] ? nf_tcp_handle_invalid+0x630/0x630 [ 56.031653][ T5068] ? panic+0x770/0x770 [ 56.035772][ T5068] ? vscnprintf+0x59/0x80 [ 56.040092][ T5068] ? __alloc_pages+0x2e0/0x560 [ 56.044846][ T5068] panic+0x316/0x770 [ 56.048731][ T5068] ? __warn+0x16d/0x2d0 [ 56.052889][ T5068] ? memcpy_page_flushcache+0x100/0x100 [ 56.058445][ T5068] ? __alloc_pages+0x30a/0x560 [ 56.063207][ T5068] __warn+0x284/0x2d0 [ 56.067191][ T5068] ? __alloc_pages+0x30a/0x560 [ 56.071952][ T5068] report_bug+0x1b3/0x2d0 [ 56.076308][ T5068] handle_bug+0x3d/0x70 [ 56.080462][ T5068] exc_invalid_op+0x16/0x40 [ 56.084961][ T5068] asm_exc_invalid_op+0x16/0x20 [ 56.089901][ T5068] RIP: 0010:__alloc_pages+0x30a/0x560 [ 56.095270][ T5068] Code: 5c 24 04 0f 85 f3 00 00 00 44 89 e1 81 e1 7f ff ff ff a9 00 00 04 00 41 0f 44 cc 41 89 cc e9 e3 00 00 00 c6 05 65 46 c4 0c 01 <0f> 0b 83 fb 0a 0f 86 c8 fd ff ff 31 db 48 c7 44 24 20 0e 36 e0 45 [ 56.114871][ T5068] RSP: 0018:ffffc90003c2fb00 EFLAGS: 00010246 [ 56.120937][ T5068] RAX: ffffc90003c2fb60 RBX: 000000000000000b RCX: 0000000000000000 [ 56.128906][ T5068] RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc90003c2fb88 [ 56.136873][ T5068] RBP: ffffc90003c2fc08 R08: dffffc0000000000 R09: ffffc90003c2fb60 [ 56.144839][ T5068] R10: fffff52000785f71 R11: 1ffff92000785f6c R12: 0000000000040dc0 [ 56.152805][ T5068] R13: 1ffff92000785f68 R14: dffffc0000000000 R15: 1ffff92000785f64 [ 56.160789][ T5068] ? zone_statistics+0x160/0x160 [ 56.165725][ T5068] ? rcu_read_lock_sched_held+0x89/0x130 [ 56.171356][ T5068] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 56.177339][ T5068] ? trace_contention_end+0x72/0x1d0 [ 56.182622][ T5068] __kmalloc_large_node+0x95/0x1f0 [ 56.187735][ T5068] ? input_mt_init_slots+0xbd/0x980 [ 56.192937][ T5068] __kmalloc+0xfe/0x190 [ 56.197093][ T5068] input_mt_init_slots+0xbd/0x980 [ 56.202128][ T5068] uinput_create_device+0x50e/0x620 [ 56.207332][ T5068] uinput_ioctl_handler+0xa04/0x1660 [ 56.212615][ T5068] ? smack_file_ioctl+0x298/0x3a0 [ 56.217639][ T5068] ? uinput_release+0x50/0x50 [ 56.222327][ T5068] ? bpf_lsm_file_ioctl+0x5/0x10 [ 56.227263][ T5068] ? security_file_ioctl+0x9d/0xb0 [ 56.232374][ T5068] ? uinput_poll+0x110/0x110 [ 56.236961][ T5068] __se_sys_ioctl+0xfb/0x170 [ 56.241557][ T5068] do_syscall_64+0x2b/0x70 [ 56.245969][ T5068] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 56.251864][ T5068] RIP: 0033:0x7f25b5089739 [ 56.256274][ T5068] 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 [ 56.275874][ T5068] RSP: 002b:00007fffb0a7a138 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 56.284286][ T5068] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f25b5089739 [ 56.292256][ T5068] RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000004 [ 56.300222][ T5068] RBP: 00007f25b504d8e0 R08: 0000000000000000 R09: 0000000000000000 [ 56.308210][ T5068] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f25b504d970 [ 56.316219][ T5068] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 56.324196][ T5068] [ 56.327362][ T5068] Kernel Offset: disabled [ 56.331753][ T5068] Rebooting in 86400 seconds..