./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3936497056 <...> forked to background, child pid 3184 no interfaces have a carrier [ 25.302844][ T3185] 8021q: adding VLAN 0 to HW filter on device bond0 [ 25.314405][ T3185] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.95' (ECDSA) to the list of known hosts. execve("./syz-executor3936497056", ["./syz-executor3936497056"], 0x7ffc0580fdb0 /* 10 vars */) = 0 brk(NULL) = 0x555556ca8000 brk(0x555556ca8c40) = 0x555556ca8c40 arch_prctl(ARCH_SET_FS, 0x555556ca8300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor3936497056", 4096) = 28 brk(0x555556cc9c40) = 0x555556cc9c40 brk(0x555556cca000) = 0x555556cca000 mprotect(0x7fcbebfb2000, 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 write(3, "\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 syzkaller login: [ 47.927350][ T3606] ------------[ cut here ]------------ [ 47.933224][ T3606] WARNING: CPU: 1 PID: 3606 at mm/page_alloc.c:5491 __alloc_pages+0x30a/0x560 [ 47.942209][ T3606] Modules linked in: [ 47.946413][ T3606] CPU: 1 PID: 3606 Comm: syz-executor393 Not tainted 6.0.0-rc2-syzkaller-00191-g3e5c673f0d75 #0 [ 47.957105][ T3606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 47.967706][ T3606] RIP: 0010:__alloc_pages+0x30a/0x560 [ 47.973287][ T3606] 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 46 ac 40 0c 01 <0f> 0b 83 fb 0a 0f 86 c8 fd ff ff 31 db 48 c7 44 24 20 0e 36 e0 45 [ 47.993070][ T3606] RSP: 0018:ffffc900037afaa0 EFLAGS: 00010246 [ 47.999147][ T3606] RAX: ffffc900037afb00 RBX: 000000000000000b RCX: 0000000000000000 [ 48.007217][ T3606] RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc900037afb28 [ 48.015314][ T3606] RBP: ffffc900037afbc0 R08: dffffc0000000000 R09: ffffc900037afb00 [ 48.023457][ T3606] R10: fffff520006f5f65 R11: 1ffff920006f5f60 R12: 0000000000040dc0 [ 48.031442][ T3606] R13: 1ffff920006f5f5c R14: dffffc0000000000 R15: 1ffff920006f5f58 [ 48.039498][ T3606] FS: 0000555556ca8300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 48.048490][ T3606] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.055108][ T3606] CR2: 00007f3fd1df5a70 CR3: 00000000216f1000 CR4: 00000000003506f0 [ 48.063145][ T3606] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.071132][ T3606] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.079136][ T3606] Call Trace: [ 48.082522][ T3606] [ 48.085448][ T3606] ? zone_statistics+0x160/0x160 [ 48.090381][ T3606] ? rcu_read_lock_sched_held+0x89/0x130 [ 48.096070][ T3606] kmalloc_order+0x41/0x150 [ 48.100584][ T3606] kmalloc_order_trace+0x15/0x70 [ 48.105578][ T3606] __kmalloc+0x26e/0x370 [ 48.109828][ T3606] input_mt_init_slots+0xbd/0x980 [ 48.114895][ T3606] uinput_create_device+0x50e/0x620 [ 48.120104][ T3606] uinput_ioctl_handler+0xa04/0x1660 [ 48.125452][ T3606] ? smack_file_ioctl+0x298/0x3a0 [ 48.130483][ T3606] ? uinput_release+0x50/0x50 [ 48.135217][ T3606] ? __ct_user_exit+0x81/0xe0 [ 48.139915][ T3606] ? bpf_lsm_file_ioctl+0x5/0x10 [ 48.145102][ T3606] ? security_file_ioctl+0x9d/0xb0 [ 48.150213][ T3606] ? uinput_poll+0x110/0x110 [ 48.154867][ T3606] __se_sys_ioctl+0xfb/0x170 [ 48.159474][ T3606] do_syscall_64+0x2b/0x70 [ 48.163973][ T3606] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 48.169879][ T3606] RIP: 0033:0x7fcbebf45719 [ 48.174339][ T3606] 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 [ 48.194012][ T3606] RSP: 002b:00007ffd2b758588 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.202456][ T3606] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcbebf45719 [ 48.210430][ T3606] RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000003 [ 48.218485][ T3606] RBP: 00007fcbebf098c0 R08: 0000000000000000 R09: 0000000000000000 [ 48.226489][ T3606] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcbebf09950 [ 48.234637][ T3606] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 48.242668][ T3606] [ 48.245674][ T3606] Kernel panic - not syncing: panic_on_warn set ... [ 48.252239][ T3606] CPU: 0 PID: 3606 Comm: syz-executor393 Not tainted 6.0.0-rc2-syzkaller-00191-g3e5c673f0d75 #0 [ 48.262629][ T3606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 48.272672][ T3606] Call Trace: [ 48.275947][ T3606] [ 48.278868][ T3606] dump_stack_lvl+0x1e3/0x2cb [ 48.283543][ T3606] ? io_notif_register+0x5e7/0x5e7 [ 48.288650][ T3606] ? panic+0x76b/0x76b [ 48.292715][ T3606] ? vscnprintf+0x59/0x80 [ 48.297039][ T3606] ? __alloc_pages+0x270/0x560 [ 48.301795][ T3606] panic+0x316/0x76b [ 48.305681][ T3606] ? __warn+0x131/0x220 [ 48.309827][ T3606] ? fb_is_primary_device+0xcc/0xcc [ 48.315026][ T3606] ? __alloc_pages+0x30a/0x560 [ 48.319791][ T3606] __warn+0x1fa/0x220 [ 48.323765][ T3606] ? __alloc_pages+0x30a/0x560 [ 48.328524][ T3606] report_bug+0x1b3/0x2d0 [ 48.332850][ T3606] handle_bug+0x3d/0x70 [ 48.336997][ T3606] exc_invalid_op+0x16/0x40 [ 48.341492][ T3606] asm_exc_invalid_op+0x16/0x20 [ 48.346338][ T3606] RIP: 0010:__alloc_pages+0x30a/0x560 [ 48.351700][ T3606] 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 46 ac 40 0c 01 <0f> 0b 83 fb 0a 0f 86 c8 fd ff ff 31 db 48 c7 44 24 20 0e 36 e0 45 [ 48.371294][ T3606] RSP: 0018:ffffc900037afaa0 EFLAGS: 00010246 [ 48.377360][ T3606] RAX: ffffc900037afb00 RBX: 000000000000000b RCX: 0000000000000000 [ 48.385327][ T3606] RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc900037afb28 [ 48.393286][ T3606] RBP: ffffc900037afbc0 R08: dffffc0000000000 R09: ffffc900037afb00 [ 48.401247][ T3606] R10: fffff520006f5f65 R11: 1ffff920006f5f60 R12: 0000000000040dc0 [ 48.409220][ T3606] R13: 1ffff920006f5f5c R14: dffffc0000000000 R15: 1ffff920006f5f58 [ 48.417203][ T3606] ? zone_statistics+0x160/0x160 [ 48.422154][ T3606] ? rcu_read_lock_sched_held+0x89/0x130 [ 48.427790][ T3606] kmalloc_order+0x41/0x150 [ 48.432291][ T3606] kmalloc_order_trace+0x15/0x70 [ 48.437224][ T3606] __kmalloc+0x26e/0x370 [ 48.441462][ T3606] input_mt_init_slots+0xbd/0x980 [ 48.446571][ T3606] uinput_create_device+0x50e/0x620 [ 48.451767][ T3606] uinput_ioctl_handler+0xa04/0x1660 [ 48.457044][ T3606] ? smack_file_ioctl+0x298/0x3a0 [ 48.462063][ T3606] ? uinput_release+0x50/0x50 [ 48.466742][ T3606] ? __ct_user_exit+0x81/0xe0 [ 48.471412][ T3606] ? bpf_lsm_file_ioctl+0x5/0x10 [ 48.476339][ T3606] ? security_file_ioctl+0x9d/0xb0 [ 48.481442][ T3606] ? uinput_poll+0x110/0x110 [ 48.486021][ T3606] __se_sys_ioctl+0xfb/0x170 [ 48.490611][ T3606] do_syscall_64+0x2b/0x70 [ 48.495024][ T3606] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 48.500913][ T3606] RIP: 0033:0x7fcbebf45719 [ 48.505331][ T3606] 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 [ 48.524925][ T3606] RSP: 002b:00007ffd2b758588 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.533330][ T3606] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcbebf45719 [ 48.541292][ T3606] RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000003 [ 48.549253][ T3606] RBP: 00007fcbebf098c0 R08: 0000000000000000 R09: 0000000000000000 [ 48.557216][ T3606] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcbebf09950 [ 48.565176][ T3606] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 48.573149][ T3606] [ 48.576426][ T3606] Kernel Offset: disabled [ 48.580805][ T3606] Rebooting in 86400 seconds..