[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 19.819270] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 20.639291] random: sshd: uninitialized urandom read (32 bytes read) [ 20.966201] random: sshd: uninitialized urandom read (32 bytes read) Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 21.747343] random: sshd: uninitialized urandom read (32 bytes read) [ 21.903372] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.3' (ECDSA) to the list of known hosts. [ 27.281788] random: sshd: uninitialized urandom read (32 bytes read) 2018/05/26 09:24:38 parsed 1 programs 2018/05/26 09:24:38 executed programs: 0 [ 27.777247] IPVS: ftp: loaded support on port[0] = 21 [ 27.910713] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.917182] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.924929] device bridge_slave_0 entered promiscuous mode [ 27.941921] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.948306] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.955615] device bridge_slave_1 entered promiscuous mode [ 27.972064] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 27.988799] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 28.030427] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 28.048485] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 28.111074] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 28.118592] team0: Port device team_slave_0 added [ 28.133218] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 28.141262] team0: Port device team_slave_1 added [ 28.156327] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 28.173702] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 28.191236] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 28.209592] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 28.333568] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.340094] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.346981] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.353364] bridge0: port 1(bridge_slave_0) entered forwarding state [ 28.805281] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 28.811491] 8021q: adding VLAN 0 to HW filter on device bond0 [ 28.863285] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 28.895722] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 28.914640] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 28.920803] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 28.927929] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 28.967998] 8021q: adding VLAN 0 to HW filter on device team0 [ 29.225758] FAULT_INJECTION: forcing a failure. [ 29.225758] name failslab, interval 1, probability 0, space 0, times 1 [ 29.237259] CPU: 1 PID: 4745 Comm: syz-executor0 Not tainted 4.17.0-rc6+ #67 [ 29.244439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.253790] Call Trace: [ 29.256372] dump_stack+0x1b9/0x294 [ 29.259996] ? dump_stack_print_info.cold.2+0x52/0x52 [ 29.265179] ? print_usage_bug+0xc0/0xc0 [ 29.269225] should_fail.cold.4+0xa/0x1a [ 29.273279] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 29.278374] ? __lock_acquire+0x7f5/0x5140 [ 29.282588] ? graph_lock+0x170/0x170 [ 29.286380] ? graph_lock+0x170/0x170 [ 29.290178] ? debug_check_no_locks_freed+0x310/0x310 [ 29.295354] ? lock_downgrade+0x8e0/0x8e0 [ 29.299485] ? lock_downgrade+0x8e0/0x8e0 [ 29.303622] __should_failslab+0x124/0x180 [ 29.307858] should_failslab+0x9/0x14 [ 29.311643] kmem_cache_alloc+0x47/0x760 [ 29.315689] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 29.320783] __debug_object_init+0xbc0/0x12c0 [ 29.325275] ? debug_object_free+0x5f0/0x5f0 [ 29.329680] ? print_usage_bug+0xc0/0xc0 [ 29.333728] ? lock_downgrade+0x8e0/0x8e0 [ 29.337873] ? mark_held_locks+0xc9/0x160 [ 29.342039] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 29.346614] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 29.351710] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 29.356715] debug_object_activate+0x30b/0x670 [ 29.361285] ? debug_object_assert_init+0x500/0x500 [ 29.366289] ? __call_rcu.constprop.68+0x396/0xbb0 [ 29.371200] __call_rcu.constprop.68+0xc0/0xbb0 [ 29.375851] ? note_gp_changes+0x540/0x540 [ 29.380070] ? __schedule+0x809/0x1e30 [ 29.383940] ? graph_lock+0x170/0x170 [ 29.387720] ? __sched_text_start+0x8/0x8 [ 29.391849] ? graph_lock+0x170/0x170 [ 29.395637] ? __cond_resched_lock+0x8d/0xa0 [ 29.400044] ? __lock_is_held+0xb5/0x140 [ 29.404086] ? lock_release+0xa10/0xa10 [ 29.408045] kfree_call_rcu+0x15/0x20 [ 29.411827] __free_vmap_area+0x343/0x4d0 [ 29.415952] ? __lock_is_held+0xb5/0x140 [ 29.420004] ? __insert_vmap_area+0x530/0x530 [ 29.424491] __purge_vmap_area_lazy+0x175/0x270 [ 29.429139] vm_unmap_aliases+0x499/0x600 [ 29.433268] ? purge_fragmented_blocks_allcpus+0xbb0/0xbb0 [ 29.438873] ? __alloc_pages_nodemask+0xacf/0xd70 [ 29.443696] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 29.449049] ? graph_lock+0x170/0x170 [ 29.452844] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 29.457846] change_page_attr_set_clr+0x80c/0x11a0 [ 29.462762] ? __change_page_attr_set_clr+0x2ce0/0x2ce0 [ 29.468126] ? jit_fill_hole+0x30/0x30 [ 29.472010] ? kasan_check_read+0x11/0x20 [ 29.476148] ? do_raw_spin_unlock+0x9e/0x2e0 [ 29.480546] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 29.485118] set_memory_ro+0x73/0x90 [ 29.488812] ? _set_memory_wb+0x90/0x90 [ 29.492768] ? bpf_jit_binary_alloc+0xce/0x100 [ 29.497338] bpf_int_jit_compile+0xbdd/0xef7 [ 29.501737] ? do_jit+0x7420/0x7420 [ 29.505360] ? fixup_bpf_calls+0x1c80/0x1c80 [ 29.509759] ? ktime_get+0x430/0x430 [ 29.513463] ? __might_sleep+0x95/0x190 [ 29.517421] ? __bpf_prog_run64+0x120/0x120 [ 29.521733] bpf_prog_select_runtime+0x131/0x640 [ 29.526476] ? memset+0x31/0x40 [ 29.529743] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 29.535270] bpf_prog_load+0x16c2/0x2070 [ 29.539319] ? bpf_prog_new_fd+0x60/0x60 [ 29.543374] ? lock_downgrade+0x8e0/0x8e0 [ 29.547516] ? lock_release+0xa10/0xa10 [ 29.551477] ? check_same_owner+0x320/0x320 [ 29.555781] ? __check_object_size+0x95/0x5d9 [ 29.560271] ? __might_sleep+0x95/0x190 [ 29.564240] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 29.569763] __x64_sys_bpf+0x389/0x4c0 [ 29.573632] ? bpf_prog_get+0x20/0x20 [ 29.577417] ? do_syscall_64+0x92/0x800 [ 29.581379] do_syscall_64+0x1b1/0x800 [ 29.585251] ? syscall_return_slowpath+0x5c0/0x5c0 [ 29.590174] ? syscall_return_slowpath+0x30f/0x5c0 [ 29.595090] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 29.600440] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 29.605271] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 29.610439] RIP: 0033:0x455a09 [ 29.613610] RSP: 002b:00007ffec3da2868 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 29.621306] RAX: ffffffffffffffda RBX: 0000000002542914 RCX: 0000000000455a09 [ 29.628559] RDX: 0000000000000048 RSI: 0000000020000240 RDI: 0000000000000005 [ 29.635814] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 29.643068] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 29.650321] R13: 0000000000000046 R14: 00000000006f4730 R15: 0000000000000023 [ 29.680299] FAULT_INJECTION: forcing a failure. [ 29.680299] name failslab, interval 1, probability 0, space 0, times 0 [ 29.691639] CPU: 0 PID: 4747 Comm: syz-executor0 Not tainted 4.17.0-rc6+ #67 [ 29.698821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.708159] Call Trace: [ 29.710743] dump_stack+0x1b9/0x294 [ 29.714374] ? dump_stack_print_info.cold.2+0x52/0x52 [ 29.719574] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 29.724930] ? graph_lock+0x170/0x170 [ 29.728737] should_fail.cold.4+0xa/0x1a [ 29.732798] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 29.737896] ? find_held_lock+0x36/0x1c0 [ 29.741943] ? graph_lock+0x170/0x170 [ 29.745740] ? find_held_lock+0x36/0x1c0 [ 29.749816] ? check_same_owner+0x320/0x320 [ 29.754147] ? rcu_note_context_switch+0x710/0x710 [ 29.759079] __should_failslab+0x124/0x180 [ 29.763311] should_failslab+0x9/0x14 [ 29.767101] kmem_cache_alloc_node_trace+0x26f/0x770 [ 29.772202] ? do_raw_spin_lock+0xc1/0x200 [ 29.776439] __kmalloc_node+0x33/0x70 [ 29.780239] __vmalloc_node_range+0x1f5/0x750 [ 29.784720] ? __vmalloc_node_range+0x463/0x750 [ 29.789393] ? emit_mov_reg+0x3a0/0x3a0 [ 29.793356] kasan_module_alloc+0x65/0xa0 [ 29.797493] ? module_alloc+0x8d/0xb0 [ 29.801318] module_alloc+0x8d/0xb0 [ 29.804935] bpf_jit_binary_alloc+0x3a/0x100 [ 29.809330] bpf_int_jit_compile+0x493/0xef7 [ 29.813740] ? do_jit+0x7420/0x7420 [ 29.817359] ? fixup_bpf_calls+0x1c80/0x1c80 [ 29.821763] ? ktime_get+0x430/0x430 [ 29.825469] ? __might_sleep+0x95/0x190 [ 29.829428] ? __bpf_prog_run64+0x120/0x120 [ 29.833733] bpf_prog_select_runtime+0x131/0x640 [ 29.838474] ? memset+0x31/0x40 [ 29.841742] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 29.847281] bpf_prog_load+0x16c2/0x2070 [ 29.851340] ? bpf_prog_new_fd+0x60/0x60 [ 29.855409] ? lock_downgrade+0x8e0/0x8e0 [ 29.859555] ? lock_release+0xa10/0xa10 [ 29.863525] ? check_same_owner+0x320/0x320 [ 29.867836] ? __check_object_size+0x95/0x5d9 [ 29.872316] ? __might_sleep+0x95/0x190 [ 29.876277] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 29.881800] __x64_sys_bpf+0x389/0x4c0 [ 29.885680] ? bpf_prog_get+0x20/0x20 [ 29.889469] ? do_syscall_64+0x92/0x800 [ 29.893427] do_syscall_64+0x1b1/0x800 [ 29.897295] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 29.902120] ? syscall_return_slowpath+0x5c0/0x5c0 [ 29.907055] ? syscall_return_slowpath+0x30f/0x5c0 [ 29.911983] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 29.917333] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 29.922164] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 29.927347] RIP: 0033:0x455a09 [ 29.930518] RSP: 002b:00007ffec3da2868 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 29.938210] RAX: ffffffffffffffda RBX: 0000000002542914 RCX: 0000000000455a09 [ 29.945460] RDX: 0000000000000048 RSI: 0000000020000240 RDI: 0000000000000005 [ 29.952711] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 29.959960] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 29.967213] R13: 0000000000000046 R14: 00000000006f4730 R15: 0000000000000023 [ 29.986876] FAULT_INJECTION: forcing a failure. [ 29.986876] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 29.998765] CPU: 0 PID: 4749 Comm: syz-executor0 Not tainted 4.17.0-rc6+ #67 [ 30.005977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.015315] Call Trace: [ 30.017894] dump_stack+0x1b9/0x294 [ 30.021505] ? dump_stack_print_info.cold.2+0x52/0x52 [ 30.026688] should_fail.cold.4+0xa/0x1a [ 30.030741] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 30.035835] ? kasan_check_read+0x11/0x20 [ 30.039997] ? rcu_is_watching+0x85/0x140 [ 30.044139] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 30.049317] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 30.054513] ? find_held_lock+0x36/0x1c0 [ 30.058590] ? check_same_owner+0x320/0x320 [ 30.062897] ? rcu_note_context_switch+0x710/0x710 [ 30.067846] ? save_stack+0xa9/0xd0 [ 30.071469] ? __might_sleep+0x95/0x190 [ 30.075442] __alloc_pages_nodemask+0x34e/0xd70 [ 30.080106] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 30.085473] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 30.090485] ? kasan_check_read+0x11/0x20 [ 30.094637] ? rcu_is_watching+0x85/0x140 [ 30.098772] ? rcu_pm_notify+0xc0/0xc0 [ 30.102647] ? __kmalloc_node+0x33/0x70 [ 30.106622] ? __kmalloc_node+0x33/0x70 [ 30.110598] ? rcu_read_lock_sched_held+0x108/0x120 [ 30.115615] ? kasan_unpoison_shadow+0x35/0x50 [ 30.120224] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 30.125769] alloc_pages_current+0x10c/0x210 [ 30.130181] __vmalloc_node_range+0x484/0x750 [ 30.134677] ? emit_mov_reg+0x3a0/0x3a0 [ 30.138635] kasan_module_alloc+0x65/0xa0 [ 30.142771] ? module_alloc+0x8d/0xb0 [ 30.146577] module_alloc+0x8d/0xb0 [ 30.150222] bpf_jit_binary_alloc+0x3a/0x100 [ 30.154618] bpf_int_jit_compile+0x493/0xef7 [ 30.159030] ? do_jit+0x7420/0x7420 [ 30.162650] ? fixup_bpf_calls+0x1c80/0x1c80 [ 30.167051] ? ktime_get+0x430/0x430 [ 30.170747] ? __might_sleep+0x95/0x190 [ 30.174716] ? __bpf_prog_run64+0x120/0x120 [ 30.179039] bpf_prog_select_runtime+0x131/0x640 [ 30.183782] ? memset+0x31/0x40 [ 30.187054] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 30.192576] bpf_prog_load+0x16c2/0x2070 [ 30.196622] ? bpf_prog_new_fd+0x60/0x60 [ 30.200672] ? lock_downgrade+0x8e0/0x8e0 [ 30.204808] ? lock_release+0xa10/0xa10 [ 30.208766] ? check_same_owner+0x320/0x320 [ 30.213069] ? __check_object_size+0x95/0x5d9 [ 30.217556] ? __might_sleep+0x95/0x190 [ 30.221515] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 30.227048] __x64_sys_bpf+0x389/0x4c0 [ 30.230919] ? bpf_prog_get+0x20/0x20 [ 30.234704] ? do_syscall_64+0x92/0x800 [ 30.238662] do_syscall_64+0x1b1/0x800 [ 30.242533] ? syscall_return_slowpath+0x5c0/0x5c0 [ 30.247445] ? syscall_return_slowpath+0x30f/0x5c0 [ 30.252372] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 30.257718] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 30.262545] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 30.267713] RIP: 0033:0x455a09 [ 30.270883] RSP: 002b:00007ffec3da2868 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 30.278572] RAX: ffffffffffffffda RBX: 0000000002542914 RCX: 0000000000455a09 [ 30.285822] RDX: 0000000000000048 RSI: 0000000020000240 RDI: 0000000000000005 [ 30.293458] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 30.300709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 30.307975] R13: 0000000000000046 R14: 00000000006f4730 R15: 0000000000000023 [ 30.315801] syz-executor0: vmalloc: allocation failure, allocated 0 of 4096 bytes, mode:0x14080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null) [ 30.328308] syz-executor0 cpuset=syz0 mems_allowed=0 [ 30.333581] CPU: 0 PID: 4749 Comm: syz-executor0 Not tainted 4.17.0-rc6+ #67 [ 30.340770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.350120] Call Trace: [ 30.352704] dump_stack+0x1b9/0x294 [ 30.356316] ? dump_stack_print_info.cold.2+0x52/0x52 [ 30.361493] warn_alloc.cold.118+0xb2/0x1b8 [ 30.365797] ? zone_watermark_ok_safe+0x3b0/0x3b0 [ 30.370620] ? __kmalloc_node+0x33/0x70 [ 30.374576] ? __kmalloc_node+0x33/0x70 [ 30.378532] ? rcu_read_lock_sched_held+0x108/0x120 [ 30.383551] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 30.389074] __vmalloc_node_range+0x513/0x750 [ 30.393557] ? emit_mov_reg+0x3a0/0x3a0 [ 30.397515] kasan_module_alloc+0x65/0xa0 [ 30.401657] ? module_alloc+0x8d/0xb0 [ 30.405439] module_alloc+0x8d/0xb0 [ 30.409052] bpf_jit_binary_alloc+0x3a/0x100 [ 30.413444] bpf_int_jit_compile+0x493/0xef7 [ 30.417847] ? do_jit+0x7420/0x7420 [ 30.421457] ? fixup_bpf_calls+0x1c80/0x1c80 [ 30.425848] ? ktime_get+0x430/0x430 [ 30.429555] ? __might_sleep+0x95/0x190 [ 30.433526] ? __bpf_prog_run64+0x120/0x120 [ 30.437850] bpf_prog_select_runtime+0x131/0x640 [ 30.442587] ? memset+0x31/0x40 [ 30.445851] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 30.451372] bpf_prog_load+0x16c2/0x2070 [ 30.455416] ? bpf_prog_new_fd+0x60/0x60 [ 30.459466] ? lock_downgrade+0x8e0/0x8e0 [ 30.463598] ? lock_release+0xa10/0xa10 [ 30.467554] ? check_same_owner+0x320/0x320 [ 30.471858] ? __check_object_size+0x95/0x5d9 [ 30.476341] ? __might_sleep+0x95/0x190 [ 30.480302] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 30.485822] __x64_sys_bpf+0x389/0x4c0 [ 30.489691] ? bpf_prog_get+0x20/0x20 [ 30.493477] ? do_syscall_64+0x92/0x800 [ 30.497434] do_syscall_64+0x1b1/0x800 [ 30.501306] ? syscall_return_slowpath+0x5c0/0x5c0 [ 30.506228] ? syscall_return_slowpath+0x30f/0x5c0 [ 30.511152] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 30.516497] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 30.521326] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 30.526494] RIP: 0033:0x455a09 [ 30.529663] RSP: 002b:00007ffec3da2868 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 30.537364] RAX: ffffffffffffffda RBX: 0000000002542914 RCX: 0000000000455a09 [ 30.544613] RDX: 0000000000000048 RSI: 0000000020000240 RDI: 0000000000000005 [ 30.551869] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 30.559125] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 30.566393] R13: 0000000000000046 R14: 00000000006f4730 R15: 0000000000000023 [ 30.573834] Mem-Info: [ 30.576275] active_anon:4303 inactive_anon:78 isolated_anon:0 [ 30.576275] active_file:3241 inactive_file:7456 isolated_file:0 [ 30.576275] unevictable:0 dirty:432 writeback:0 unstable:0 [ 30.576275] slab_reclaimable:9984 slab_unreclaimable:85541 [ 30.576275] mapped:7356 shmem:85 pagetables:310 bounce:0 [ 30.576275] free:1492234 free_pcp:386 free_cma:0 [ 30.609378] Node 0 active_anon:17212kB inactive_anon:312kB active_file:12964kB inactive_file:29824kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:29424kB dirty:1728kB writeback:0kB shmem:340kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 30.637283] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 30.663428] lowmem_reserve[]: 0 2830 6335 6335 [ 30.668084] Node 0 DMA32 free:2900412kB min:30116kB low:37644kB high:45172kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2901148kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:736kB local_pcp:736kB free_cma:0kB [ 30.695823] lowmem_reserve[]: 0 0 3505 3505 [ 30.700199] Node 0 Normal free:3052512kB min:37300kB low:46624kB high:55948kB active_anon:17212kB inactive_anon:312kB active_file:12964kB inactive_file:29824kB unevictable:0kB writepending:1728kB present:4718592kB managed:3589428kB mlocked:0kB kernel_stack:4064kB pagetables:1240kB bounce:0kB free_pcp:792kB local_pcp:436kB free_cma:0kB [ 30.729997] lowmem_reserve[]: 0 0 0 0 [ 30.733876] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 30.747513] Node 0 DMA32: 1*4kB (M) 3*8kB (M) 4*16kB (M) 3*32kB (M) 2*64kB (M) 1*128kB (M) 4*256kB (M) 2*512kB (M) 2*1024kB (M) 2*2048kB (M) 706*4096kB (M) = 2900412kB [ 30.762822] Node 0 Normal: 24*4kB (UM) 802*8kB (UME) 3102*16kB (UME) 1223*32kB (UE) 3*64kB (UME) 146*128kB (UM) 158*256kB (UME) 118*512kB (UME) 53*1024kB (UM) 13*2048kB (M) 673*4096kB (M) = 3052528kB [ 30.780818] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 30.789428] 10797 total pagecache pages [ 30.793424] 0 pages in swap cache [ 30.796892] Swap cache stats: add 0, delete 0, find 0/0 [ 30.802277] Free swap = 0kB [ 30.805301] Total swap = 0kB [ 30.808328] 1965969 pages RAM [ 30.811448] 0 pages HighMem/MovableOnly [ 30.815441] 339348 pages reserved [ 30.829440] FAULT_INJECTION: forcing a failure. [ 30.829440] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 30.841345] CPU: 0 PID: 4752 Comm: syz-executor0 Not tainted 4.17.0-rc6+ #67 [ 30.848516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.857849] Call Trace: [ 30.860420] dump_stack+0x1b9/0x294 [ 30.864043] ? dump_stack_print_info.cold.2+0x52/0x52 [ 30.869220] should_fail.cold.4+0xa/0x1a [ 30.873262] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 30.878354] ? debug_check_no_locks_freed+0x310/0x310 [ 30.883533] ? find_held_lock+0x36/0x1c0 [ 30.887585] ? check_same_owner+0x320/0x320 [ 30.891893] ? rcu_note_context_switch+0x710/0x710 [ 30.896806] ? __might_sleep+0x95/0x190 [ 30.900764] __alloc_pages_nodemask+0x34e/0xd70 [ 30.905426] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 30.910427] ? find_held_lock+0x36/0x1c0 [ 30.914481] ? lock_downgrade+0x8e0/0x8e0 [ 30.918609] ? lock_downgrade+0x8e0/0x8e0 [ 30.922742] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 30.927308] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 30.932830] alloc_pages_current+0x10c/0x210 [ 30.937223] __change_page_attr_set_clr+0x411/0x2ce0 [ 30.942318] ? _lookup_address_cpa.isra.24+0xa0/0xa0 [ 30.947410] ? graph_lock+0x170/0x170 [ 30.951200] ? lock_downgrade+0x8e0/0x8e0 [ 30.955353] ? find_held_lock+0x36/0x1c0 [ 30.959398] ? lock_downgrade+0x8e0/0x8e0 [ 30.963531] ? kasan_check_read+0x11/0x20 [ 30.967660] ? do_raw_spin_unlock+0x9e/0x2e0 [ 30.972064] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 30.976630] ? lookup_address_in_pgd+0xb1/0x530 [ 30.981303] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 30.986341] ? pfn_range_is_mapped+0xdc/0x110 [ 30.990844] __change_page_attr_set_clr+0x2517/0x2ce0 [ 30.996035] ? note_gp_changes+0x540/0x540 [ 31.000261] ? _lookup_address_cpa.isra.24+0xa0/0xa0 [ 31.005345] ? kasan_check_write+0x14/0x20 [ 31.009567] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 31.014480] ? wait_for_completion+0x870/0x870 [ 31.019048] ? __lock_is_held+0xb5/0x140 [ 31.023096] ? kasan_check_read+0x11/0x20 [ 31.027226] ? do_raw_spin_unlock+0x9e/0x2e0 [ 31.031632] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 31.036209] ? _raw_spin_unlock+0x22/0x30 [ 31.040342] ? mutex_unlock+0xd/0x10 [ 31.044043] ? vm_unmap_aliases+0x4ea/0x600 [ 31.048350] ? purge_fragmented_blocks_allcpus+0xbb0/0xbb0 [ 31.053969] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 31.058981] change_page_attr_set_clr+0x44a/0x11a0 [ 31.063909] ? __change_page_attr_set_clr+0x2ce0/0x2ce0 [ 31.069269] ? jit_fill_hole+0x30/0x30 [ 31.073152] ? kasan_check_read+0x11/0x20 [ 31.077284] ? do_raw_spin_unlock+0x9e/0x2e0 [ 31.081673] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 31.086244] set_memory_ro+0x73/0x90 [ 31.089948] ? _set_memory_wb+0x90/0x90 [ 31.093905] ? bpf_jit_binary_alloc+0xce/0x100 [ 31.098478] bpf_int_jit_compile+0xbdd/0xef7 [ 31.102875] ? do_jit+0x7420/0x7420 [ 31.106485] ? fixup_bpf_calls+0x1c80/0x1c80 [ 31.110886] ? ktime_get+0x430/0x430 [ 31.114595] ? __might_sleep+0x95/0x190 [ 31.118554] ? __bpf_prog_run64+0x120/0x120 [ 31.122864] bpf_prog_select_runtime+0x131/0x640 [ 31.127611] ? memset+0x31/0x40 [ 31.130876] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 31.136396] bpf_prog_load+0x16c2/0x2070 [ 31.140441] ? bpf_prog_new_fd+0x60/0x60 [ 31.144492] ? lock_downgrade+0x8e0/0x8e0 [ 31.148633] ? lock_release+0xa10/0xa10 [ 31.152588] ? check_same_owner+0x320/0x320 [ 31.156890] ? __check_object_size+0x95/0x5d9 [ 31.161368] ? __might_sleep+0x95/0x190 [ 31.165325] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 31.170848] __x64_sys_bpf+0x389/0x4c0 [ 31.174719] ? bpf_prog_get+0x20/0x20 [ 31.178505] ? do_syscall_64+0x92/0x800 [ 31.182461] do_syscall_64+0x1b1/0x800 [ 31.186328] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 31.191149] ? syscall_return_slowpath+0x5c0/0x5c0 [ 31.196058] ? syscall_return_slowpath+0x30f/0x5c0 [ 31.200974] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 31.206320] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 31.211148] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 31.216321] RIP: 0033:0x455a09 [ 31.219496] RSP: 002b:00007ffec3da2868 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 31.227184] RAX: ffffffffffffffda RBX: 0000000002542914 RCX: 0000000000455a09 [ 31.234438] RDX: 0000000000000048 RSI: 0000000020000240 RDI: 0000000000000005 [ 31.241690] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 31.248952] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 31.256203] R13: 0000000000000046 R14: 00000000006f4730 R15: 0000000000000023 [ 31.263798] WARNING: CPU: 0 PID: 4752 at include/linux/filter.h:667 bpf_int_jit_compile+0xbf7/0xef7 [ 31.272980] Kernel panic - not syncing: panic_on_warn set ... [ 31.272980] [ 31.280339] CPU: 0 PID: 4752 Comm: syz-executor0 Not tainted 4.17.0-rc6+ #67 [ 31.287505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.296839] Call Trace: [ 31.299415] dump_stack+0x1b9/0x294 [ 31.303036] ? dump_stack_print_info.cold.2+0x52/0x52 [ 31.308214] ? bpf_int_jit_compile+0xb60/0xef7 [ 31.312778] panic+0x22f/0x4de [ 31.315958] ? add_taint.cold.5+0x16/0x16 [ 31.320091] ? __warn.cold.8+0x148/0x1b3 [ 31.324133] ? __warn.cold.8+0x117/0x1b3 [ 31.328176] ? bpf_int_jit_compile+0xbf7/0xef7 [ 31.332738] __warn.cold.8+0x163/0x1b3 [ 31.336609] ? bpf_int_jit_compile+0xbf7/0xef7 [ 31.341175] report_bug+0x252/0x2d0 [ 31.344788] do_error_trap+0x1de/0x490 [ 31.348657] ? math_error+0x420/0x420 [ 31.352440] ? kasan_check_read+0x11/0x20 [ 31.356570] ? do_raw_spin_unlock+0x9e/0x2e0 [ 31.360959] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 31.365525] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 31.370351] do_invalid_op+0x1b/0x20 [ 31.374054] invalid_op+0x14/0x20 [ 31.377494] RIP: 0010:bpf_int_jit_compile+0xbf7/0xef7 [ 31.382657] RSP: 0018:ffff8801d85ff920 EFLAGS: 00010293 [ 31.387998] RAX: ffff8801d78c40c0 RBX: 0000000000000046 RCX: ffffffff81445d89 [ 31.395254] RDX: 0000000000000000 RSI: ffffffff81445d97 RDI: 0000000000000005 [ 31.402503] RBP: ffff8801d85ffa40 R08: ffff8801d78c40c0 R09: 0000000000000000 [ 31.409750] R10: 0000000000000000 R11: 0000000000000000 R12: ffffc9000194e002 [ 31.416996] R13: ffff8801d85ffa18 R14: 00000000fffffff4 R15: 0000000000000003 [ 31.424263] ? bpf_int_jit_compile+0xbe9/0xef7 [ 31.428832] ? bpf_int_jit_compile+0xbf7/0xef7 [ 31.433404] ? do_jit+0x7420/0x7420 [ 31.437036] ? fixup_bpf_calls+0x1c80/0x1c80 [ 31.441432] ? ktime_get+0x430/0x430 [ 31.445128] ? __might_sleep+0x95/0x190 [ 31.449083] ? __bpf_prog_run64+0x120/0x120 [ 31.453384] bpf_prog_select_runtime+0x131/0x640 [ 31.458124] ? memset+0x31/0x40 [ 31.461399] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 31.466924] bpf_prog_load+0x16c2/0x2070 [ 31.470969] ? bpf_prog_new_fd+0x60/0x60 [ 31.475044] ? lock_downgrade+0x8e0/0x8e0 [ 31.479178] ? lock_release+0xa10/0xa10 [ 31.483143] ? check_same_owner+0x320/0x320 [ 31.487455] ? __check_object_size+0x95/0x5d9 [ 31.491953] ? __might_sleep+0x95/0x190 [ 31.495915] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 31.501435] __x64_sys_bpf+0x389/0x4c0 [ 31.505313] ? bpf_prog_get+0x20/0x20 [ 31.509111] ? do_syscall_64+0x92/0x800 [ 31.513072] do_syscall_64+0x1b1/0x800 [ 31.516946] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 31.521773] ? syscall_return_slowpath+0x5c0/0x5c0 [ 31.526687] ? syscall_return_slowpath+0x30f/0x5c0 [ 31.531602] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 31.536960] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 31.541787] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 31.546955] RIP: 0033:0x455a09 [ 31.550141] RSP: 002b:00007ffec3da2868 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 31.557835] RAX: ffffffffffffffda RBX: 0000000002542914 RCX: 0000000000455a09 [ 31.565084] RDX: 0000000000000048 RSI: 0000000020000240 RDI: 0000000000000005 [ 31.572334] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 31.579584] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 31.586837] R13: 0000000000000046 R14: 00000000006f4730 R15: 0000000000000023 [ 31.594721] Dumping ftrace buffer: [ 31.598315] (ftrace buffer empty) [ 31.602014] Kernel Offset: disabled [ 31.605623] Rebooting in 86400 seconds..