[ 62.299887][ T40] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.314460][ T40] veth1_macvtap: left promiscuous mode [ 62.320310][ T40] veth0_macvtap: left promiscuous mode [ 62.326133][ T40] veth1_vlan: left promiscuous mode [ 62.331549][ T40] veth0_vlan: left promiscuous mode [ 62.476566][ T40] team0 (unregistering): Port device team_slave_1 removed [ 62.491063][ T40] team0 (unregistering): Port device team_slave_0 removed [ 62.502997][ T40] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 62.520041][ T40] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 62.573667][ T40] bond0 (unregistering): Released all slaves [ 76.515776][ T8] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.171' (ECDSA) to the list of known hosts. 2023/05/26 13:18:05 ignoring optional flag "sandboxArg"="0" 2023/05/26 13:18:05 parsed 1 programs [ 78.104181][ T26] kauditd_printk_skb: 5 callbacks suppressed [ 78.104189][ T26] audit: type=1400 audit(1685107085.578:204): avc: denied { getattr } for pid=5276 comm="syz-execprog" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 2023/05/26 13:18:05 executed programs: 0 [ 78.134502][ T26] audit: type=1400 audit(1685107085.578:205): avc: denied { read } for pid=5276 comm="syz-execprog" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 78.156136][ T26] audit: type=1400 audit(1685107085.578:206): avc: denied { open } for pid=5276 comm="syz-execprog" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 78.193054][ T26] audit: type=1400 audit(1685107085.638:207): avc: denied { mounton } for pid=5281 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 78.220243][ T26] audit: type=1400 audit(1685107085.638:208): avc: denied { mount } for pid=5281 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 81.394909][ T47] Bluetooth: hci0: Opcode 0x c03 failed: -110 [ 83.480822][ T4347] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 83.489060][ T4347] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 83.497190][ T4347] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 83.505309][ T4939] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 83.512785][ T4347] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 83.520296][ T4347] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 83.535724][ T26] audit: type=1400 audit(1685107091.018:209): avc: denied { mounton } for pid=5289 comm="syz-executor.0" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 83.633841][ T5289] chnl_net:caif_netlink_parms(): no params data found [ 83.681018][ T5289] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.688236][ T5289] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.695706][ T5289] bridge_slave_0: entered allmulticast mode [ 83.702270][ T5289] bridge_slave_0: entered promiscuous mode [ 83.710032][ T5289] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.717488][ T5289] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.724642][ T5289] bridge_slave_1: entered allmulticast mode [ 83.731439][ T5289] bridge_slave_1: entered promiscuous mode [ 83.753263][ T5289] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.764237][ T5289] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.789523][ T5289] team0: Port device team_slave_0 added [ 83.797482][ T5289] team0: Port device team_slave_1 added [ 83.816435][ T5289] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 83.823391][ T5289] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 83.849508][ T5289] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 83.861842][ T5289] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 83.868843][ T5289] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 83.895364][ T5289] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 83.927314][ T5289] hsr_slave_0: entered promiscuous mode [ 83.933479][ T5289] hsr_slave_1: entered promiscuous mode [ 84.376553][ T5289] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.386768][ T5289] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.397044][ T5289] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.407401][ T5289] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.430910][ T5289] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.438187][ T5289] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.445610][ T5289] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.452833][ T5289] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.508812][ T5289] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.523615][ T2493] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.534588][ T2493] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.544019][ T2493] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.553286][ T2493] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 84.569434][ T5289] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.581490][ T2493] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.591916][ T2493] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.599095][ T2493] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.615923][ T2493] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.627359][ T2493] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.634788][ T2493] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.658978][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 84.669194][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 84.679232][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 84.688106][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 84.697934][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 84.708632][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 84.717538][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 84.729785][ T5289] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 84.750866][ T5289] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 84.761525][ T4952] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 84.769842][ T4952] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 84.778812][ T4952] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 84.815313][ T26] audit: type=1400 audit(1685107092.298:210): avc: denied { sys_module } for pid=5289 comm="syz-executor.0" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 84.913835][ T5289] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.926242][ T4951] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 84.933723][ T4951] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 84.955116][ T4952] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 84.963911][ T4952] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 84.986915][ T4952] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 84.997235][ T4952] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 85.007571][ T5289] veth0_vlan: entered promiscuous mode [ 85.017313][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 85.027304][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 85.037799][ T5289] veth1_vlan: entered promiscuous mode [ 85.060179][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 85.068430][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 85.076820][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 85.085534][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 85.102000][ T5289] veth0_macvtap: entered promiscuous mode [ 85.113341][ T5289] veth1_macvtap: entered promiscuous mode [ 85.133144][ T5289] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.142282][ T4951] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 85.151479][ T4951] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 85.161338][ T4951] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 85.170580][ T4951] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 85.184116][ T5289] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.192393][ T4951] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 85.203189][ T4951] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 85.217455][ T5289] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.228518][ T5289] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.238104][ T5289] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.248704][ T5289] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.319787][ T997] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.332041][ T997] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.352262][ T4951] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 85.372636][ T997] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.383576][ T997] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.395299][ T4951] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 85.409920][ T26] audit: type=1400 audit(1685107092.888:211): avc: denied { mounton } for pid=5289 comm="syz-executor.0" path="/dev/binderfs" dev="devtmpfs" ino=2321 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 85.555878][ T4347] Bluetooth: hci0: command 0x0409 tx timeout [ 85.587170][ T5371] Increasing nr_hw_queues to 2 fails, fallback to 1 2023/05/26 13:18:13 executed programs: 1 [ 86.296291][ T47] block nbd0: Receive control failed (result -32) [ 86.296291][ T4347] block nbd0: Receive control failed (result -32) [ 86.298739][ T5371] block nbd0: shutting down sockets [ 87.195089][ T4347] block nbd0: Receive control failed (result -32) [ 87.195089][ T47] block nbd0: Receive control failed (result -32) [ 87.209426][ T5433] block nbd0: shutting down sockets [ 87.316668][ T5499] FAULT_INJECTION: forcing a failure. [ 87.316668][ T5499] name failslab, interval 1, probability 0, space 0, times 0 [ 87.332425][ T5499] CPU: 1 PID: 5499 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 87.341149][ T5499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 87.351493][ T5499] Call Trace: [ 87.354844][ T5499] [ 87.358752][ T5499] dump_stack_lvl+0x8a/0xa0 [ 87.363720][ T5499] should_fail_ex+0x49f/0x5b0 [ 87.369650][ T5499] should_failslab+0x5/0x10 [ 87.374267][ T5499] __kmem_cache_alloc_node+0x57/0x3f0 [ 87.379841][ T5499] ? memcg_alloc_slab_cgroups+0xea/0x1e0 [ 87.385627][ T5499] __kmalloc_node+0x4d/0x1a0 [ 87.391235][ T5499] memcg_alloc_slab_cgroups+0xea/0x1e0 [ 87.396988][ T5499] memcg_slab_post_alloc_hook+0xaa/0x340 [ 87.402696][ T5499] ? kasan_set_track+0x21/0x30 [ 87.407550][ T5499] kmem_cache_alloc_lru+0x281/0x640 [ 87.412851][ T5499] alloc_inode+0x125/0x1e0 [ 87.417426][ T5499] new_inode+0x16/0x240 [ 87.421582][ T5499] debugfs_get_inode+0xf/0x120 [ 87.426330][ T5499] __debugfs_create_file+0xad/0x530 [ 87.431897][ T5499] nbd_start_device+0x3ac/0xc50 [ 87.437308][ T5499] ? security_capable+0x4c/0x90 [ 87.442795][ T5499] nbd_ioctl+0x3dc/0xa60 [ 87.447320][ T5499] ? blkdev_bszset+0x190/0x190 [ 87.452220][ T5499] ? nbd_start_device+0xc50/0xc50 [ 87.457231][ T5499] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 87.463717][ T5499] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 87.470142][ T5499] ? lock_downgrade+0x690/0x690 [ 87.474982][ T5499] ? __ct_user_enter+0xf9/0x130 [ 87.480771][ T5499] blkdev_ioctl+0x2ff/0x6b0 [ 87.485278][ T5499] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 87.490718][ T5499] __x64_sys_ioctl+0x11f/0x190 [ 87.495466][ T5499] do_syscall_64+0x35/0xb0 [ 87.499954][ T5499] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 87.505835][ T5499] RIP: 0033:0x7f5ec2e8a5a9 [ 87.510348][ T5499] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 87.530339][ T5499] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 87.538764][ T5499] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 87.546951][ T5499] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 87.555806][ T5499] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 87.564079][ T5499] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 87.572238][ T5499] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 87.581908][ T5499] [ 87.637662][ T4939] Bluetooth: hci0: command 0x041b tx timeout [ 88.088345][ T47] block nbd0: Receive control failed (result -32) [ 88.088816][ T5499] block nbd0: shutting down sockets [ 88.215694][ T5546] FAULT_INJECTION: forcing a failure. [ 88.215694][ T5546] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 88.229264][ T5546] CPU: 0 PID: 5546 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 88.237954][ T5546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 88.248196][ T5546] Call Trace: [ 88.251496][ T5546] [ 88.254449][ T5546] dump_stack_lvl+0x8a/0xa0 [ 88.258989][ T5546] should_fail_ex+0x49f/0x5b0 [ 88.263681][ T5546] prepare_alloc_pages+0x178/0x570 [ 88.268807][ T5546] __alloc_pages+0x145/0x490 [ 88.273512][ T5546] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 88.280389][ T5546] ? lock_downgrade+0x690/0x690 [ 88.285695][ T5546] __get_free_pages+0x8/0x40 [ 88.290299][ T5546] inode_doinit_with_dentry+0x5c0/0x12e0 [ 88.295950][ T5546] ? selinux_sem_semctl+0x120/0x120 [ 88.301248][ T5546] ? current_time+0x6e/0x220 [ 88.306033][ T5546] ? mode_strip_sgid+0x150/0x150 [ 88.310994][ T5546] security_d_instantiate+0x41/0xb0 [ 88.316220][ T5546] d_instantiate+0x4b/0x80 [ 88.320658][ T5546] __debugfs_create_file+0x193/0x530 [ 88.326057][ T5546] nbd_start_device+0x3ac/0xc50 [ 88.330959][ T5546] ? security_capable+0x4c/0x90 [ 88.336007][ T5546] nbd_ioctl+0x3dc/0xa60 [ 88.340272][ T5546] ? blkdev_bszset+0x190/0x190 [ 88.345062][ T5546] ? nbd_start_device+0xc50/0xc50 [ 88.350116][ T5546] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 88.356816][ T5546] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 88.362808][ T5546] ? lock_downgrade+0x690/0x690 [ 88.367750][ T5546] ? __ct_user_enter+0xf9/0x130 [ 88.374509][ T5546] blkdev_ioctl+0x2ff/0x6b0 [ 88.379175][ T5546] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 88.384794][ T5546] __x64_sys_ioctl+0x11f/0x190 [ 88.389543][ T5546] do_syscall_64+0x35/0xb0 [ 88.394033][ T5546] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 88.400174][ T5546] RIP: 0033:0x7f5ec2e8a5a9 [ 88.404576][ T5546] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 88.424276][ T5546] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 88.432683][ T5546] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 88.440734][ T5546] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 88.448713][ T5546] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 88.456701][ T5546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 88.464687][ T5546] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 88.472670][ T5546] [ 88.976987][ T4347] block nbd0: Receive control failed (result -32) [ 88.983732][ T47] block nbd0: Receive control failed (result -32) [ 88.992022][ T5546] block nbd0: shutting down sockets [ 89.125595][ T5609] FAULT_INJECTION: forcing a failure. [ 89.125595][ T5609] name failslab, interval 1, probability 0, space 0, times 0 [ 89.141069][ T5609] CPU: 0 PID: 5609 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 89.150384][ T5609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 89.160437][ T5609] Call Trace: [ 89.163714][ T5609] [ 89.166642][ T5609] dump_stack_lvl+0x8a/0xa0 [ 89.171222][ T5609] should_fail_ex+0x49f/0x5b0 [ 89.175902][ T5609] should_failslab+0x5/0x10 [ 89.180405][ T5609] kmem_cache_alloc+0x59/0x3f0 [ 89.185155][ T5609] security_inode_alloc+0x25/0x110 [ 89.190253][ T5609] inode_init_always+0xbe7/0xed0 [ 89.195267][ T5609] alloc_inode+0x6d/0x1e0 [ 89.199689][ T5609] new_inode+0x16/0x240 [ 89.203847][ T5609] debugfs_get_inode+0xf/0x120 [ 89.208777][ T5609] __debugfs_create_file+0xad/0x530 [ 89.213961][ T5609] nbd_start_device+0x3ac/0xc50 [ 89.218799][ T5609] ? security_capable+0x4c/0x90 [ 89.224416][ T5609] nbd_ioctl+0x3dc/0xa60 [ 89.228646][ T5609] ? blkdev_bszset+0x190/0x190 [ 89.233418][ T5609] ? nbd_start_device+0xc50/0xc50 [ 89.238431][ T5609] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 89.244914][ T5609] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 89.250878][ T5609] ? lock_downgrade+0x690/0x690 [ 89.255717][ T5609] ? __ct_user_enter+0xf9/0x130 [ 89.260551][ T5609] blkdev_ioctl+0x2ff/0x6b0 [ 89.265038][ T5609] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 89.270488][ T5609] __x64_sys_ioctl+0x11f/0x190 [ 89.275238][ T5609] do_syscall_64+0x35/0xb0 [ 89.279733][ T5609] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 89.285610][ T5609] RIP: 0033:0x7f5ec2e8a5a9 [ 89.290013][ T5609] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 89.309604][ T5609] RSP: 002b:00007f5ec4074168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 89.318007][ T5609] RAX: ffffffffffffffda RBX: 00007f5ec2fac050 RCX: 00007f5ec2e8a5a9 [ 89.326409][ T5609] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 89.334365][ T5609] RBP: 00007f5ec40741d0 R08: 0000000000000000 R09: 0000000000000000 [ 89.342414][ T5609] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 89.350497][ T5609] R13: 00007fff2ce8f94f R14: 00007f5ec4074300 R15: 0000000000022000 [ 89.358485][ T5609] [ 89.369647][ T5609] debugfs: out of free dentries, can not create file 'tasks' [ 89.716335][ T5510] Bluetooth: hci0: command 0x040f tx timeout [ 89.874141][ T4347] block nbd0: Receive control failed (result -32) [ 89.880783][ T47] block nbd0: Receive control failed (result -32) [ 89.891423][ T5600] block nbd0: shutting down sockets [ 90.028149][ T5660] FAULT_INJECTION: forcing a failure. [ 90.028149][ T5660] name failslab, interval 1, probability 0, space 0, times 0 [ 90.041051][ T5660] CPU: 1 PID: 5660 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 90.049654][ T5660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 90.059701][ T5660] Call Trace: [ 90.062976][ T5660] [ 90.065897][ T5660] dump_stack_lvl+0x8a/0xa0 [ 90.070415][ T5660] should_fail_ex+0x49f/0x5b0 [ 90.075111][ T5660] should_failslab+0x5/0x10 [ 90.079632][ T5660] kmem_cache_alloc+0x59/0x3f0 [ 90.084398][ T5660] security_inode_alloc+0x25/0x110 [ 90.089620][ T5660] inode_init_always+0xbe7/0xed0 [ 90.094557][ T5660] alloc_inode+0x6d/0x1e0 [ 90.098877][ T5660] new_inode+0x16/0x240 [ 90.103025][ T5660] debugfs_get_inode+0xf/0x120 [ 90.107791][ T5660] __debugfs_create_file+0xad/0x530 [ 90.112988][ T5660] nbd_start_device+0x3ac/0xc50 [ 90.117834][ T5660] ? security_capable+0x4c/0x90 [ 90.122733][ T5660] nbd_ioctl+0x3dc/0xa60 [ 90.127071][ T5660] ? blkdev_bszset+0x190/0x190 [ 90.132130][ T5660] ? nbd_start_device+0xc50/0xc50 [ 90.137333][ T5660] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 90.144383][ T5660] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 90.151486][ T5660] ? lock_downgrade+0x690/0x690 [ 90.156511][ T5660] ? __ct_user_enter+0xf9/0x130 [ 90.161444][ T5660] blkdev_ioctl+0x2ff/0x6b0 [ 90.166303][ T5660] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 90.173000][ T5660] __x64_sys_ioctl+0x11f/0x190 [ 90.177926][ T5660] do_syscall_64+0x35/0xb0 [ 90.182428][ T5660] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 90.188309][ T5660] RIP: 0033:0x7f5ec2e8a5a9 [ 90.192996][ T5660] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 90.212717][ T5660] RSP: 002b:00007f5ec4074168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 90.221310][ T5660] RAX: ffffffffffffffda RBX: 00007f5ec2fac050 RCX: 00007f5ec2e8a5a9 [ 90.229449][ T5660] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 90.237409][ T5660] RBP: 00007f5ec40741d0 R08: 0000000000000000 R09: 0000000000000000 [ 90.245535][ T5660] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 90.253597][ T5660] R13: 00007fff2ce8f94f R14: 00007f5ec4074300 R15: 0000000000022000 [ 90.261554][ T5660] [ 90.269226][ T5660] debugfs: out of free dentries, can not create file 'tasks' [ 90.774793][ T47] block nbd0: Receive control failed (result -32) [ 90.775274][ T5660] block nbd0: shutting down sockets [ 90.925246][ T5664] FAULT_INJECTION: forcing a failure. [ 90.925246][ T5664] name failslab, interval 1, probability 0, space 0, times 0 [ 90.938516][ T5664] CPU: 0 PID: 5664 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 90.947107][ T5664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 90.957423][ T5664] Call Trace: [ 90.960698][ T5664] [ 90.963616][ T5664] dump_stack_lvl+0x8a/0xa0 [ 90.968371][ T5664] should_fail_ex+0x49f/0x5b0 [ 90.973062][ T5664] should_failslab+0x5/0x10 [ 90.977561][ T5664] kmem_cache_alloc_lru+0x55/0x640 [ 90.982662][ T5664] __d_alloc+0x2c/0x950 [ 90.986822][ T5664] d_alloc+0x3f/0x200 [ 90.991113][ T5664] d_alloc_parallel+0xd5/0xf50 [ 90.995938][ T5664] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 91.002164][ T5664] ? __d_lookup_rcu+0x3d0/0x3d0 [ 91.007010][ T5664] ? lockdep_init_map_type+0x21a/0x810 [ 91.012458][ T5664] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 91.018517][ T5664] ? lockdep_init_map_type+0x21a/0x810 [ 91.023968][ T5664] __lookup_slow+0x177/0x3f0 [ 91.028564][ T5664] ? lookup_one_qstr_excl+0x140/0x140 [ 91.033924][ T5664] ? d_lookup+0x72/0xd0 [ 91.038067][ T5664] lookup_one_len+0x12a/0x150 [ 91.042817][ T5664] ? try_lookup_one_len+0x140/0x140 [ 91.048095][ T5664] ? do_raw_spin_unlock+0x171/0x230 [ 91.053379][ T5664] start_creating.part.0+0xee/0x2e0 [ 91.058565][ T5664] __debugfs_create_file+0x62/0x530 [ 91.063749][ T5664] nbd_start_device+0x3c7/0xc50 [ 91.068588][ T5664] ? security_capable+0x4c/0x90 [ 91.073425][ T5664] nbd_ioctl+0x3dc/0xa60 [ 91.077657][ T5664] ? blkdev_bszset+0x190/0x190 [ 91.082403][ T5664] ? nbd_start_device+0xc50/0xc50 [ 91.087415][ T5664] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 91.093989][ T5664] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 91.099958][ T5664] ? lock_downgrade+0x690/0x690 [ 91.104803][ T5664] ? __ct_user_enter+0xf9/0x130 [ 91.109701][ T5664] blkdev_ioctl+0x2ff/0x6b0 [ 91.114209][ T5664] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 91.119752][ T5664] __x64_sys_ioctl+0x11f/0x190 [ 91.124506][ T5664] do_syscall_64+0x35/0xb0 [ 91.128998][ T5664] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 91.134880][ T5664] RIP: 0033:0x7f5ec2e8a5a9 [ 91.139288][ T5664] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 91.159063][ T5664] RSP: 002b:00007f5ec4074168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 91.167482][ T5664] RAX: ffffffffffffffda RBX: 00007f5ec2fac050 RCX: 00007f5ec2e8a5a9 [ 91.175452][ T5664] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 91.183444][ T5664] RBP: 00007f5ec40741d0 R08: 0000000000000000 R09: 0000000000000000 [ 91.191408][ T5664] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 91.199463][ T5664] R13: 00007fff2ce8f94f R14: 00007f5ec4074300 R15: 0000000000022000 [ 91.207441][ T5664] 2023/05/26 13:18:19 executed programs: 7 [ 91.644090][ T47] block nbd0: Receive control failed (result -32) [ 91.645713][ T5664] block nbd0: shutting down sockets [ 91.767579][ T5666] FAULT_INJECTION: forcing a failure. [ 91.767579][ T5666] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 91.780945][ T5666] CPU: 0 PID: 5666 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 91.789711][ T5666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 91.799845][ T5666] Call Trace: [ 91.803118][ T5666] [ 91.806582][ T5666] dump_stack_lvl+0x8a/0xa0 [ 91.811069][ T5666] should_fail_ex+0x49f/0x5b0 [ 91.815732][ T5666] prepare_alloc_pages+0x178/0x570 [ 91.820823][ T5666] __alloc_pages+0x145/0x490 [ 91.825570][ T5666] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 91.832313][ T5666] ? lock_downgrade+0x690/0x690 [ 91.837235][ T5666] __get_free_pages+0x8/0x40 [ 91.841802][ T5666] inode_doinit_with_dentry+0x5c0/0x12e0 [ 91.847416][ T5666] ? selinux_sem_semctl+0x120/0x120 [ 91.852638][ T5666] ? current_time+0x6e/0x220 [ 91.857223][ T5666] ? mode_strip_sgid+0x150/0x150 [ 91.862151][ T5666] security_d_instantiate+0x41/0xb0 [ 91.867370][ T5666] d_instantiate+0x4b/0x80 [ 91.871768][ T5666] __debugfs_create_file+0x193/0x530 [ 91.877035][ T5666] nbd_start_device+0x3ac/0xc50 [ 91.881965][ T5666] ? security_capable+0x4c/0x90 [ 91.886795][ T5666] nbd_ioctl+0x3dc/0xa60 [ 91.891019][ T5666] ? blkdev_bszset+0x190/0x190 [ 91.895762][ T5666] ? nbd_start_device+0xc50/0xc50 [ 91.900762][ T5666] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 91.907252][ T5666] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 91.913564][ T5666] ? lock_downgrade+0x690/0x690 [ 91.918395][ T5666] ? __ct_user_enter+0xf9/0x130 [ 91.923241][ T5666] blkdev_ioctl+0x2ff/0x6b0 [ 91.927755][ T5666] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 91.933220][ T5666] __x64_sys_ioctl+0x11f/0x190 [ 91.938147][ T5666] do_syscall_64+0x35/0xb0 [ 91.942548][ T5666] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 91.948422][ T5666] RIP: 0033:0x7f5ec2e8a5a9 [ 91.952818][ T5666] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 91.972410][ T5666] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 91.980982][ T5666] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 91.989001][ T5666] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 91.997145][ T5666] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 92.005103][ T5666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 92.013057][ T5666] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 92.021110][ T5666] [ 92.024325][ T47] Bluetooth: hci0: command 0x0419 tx timeout [ 92.510322][ T4347] block nbd0: Receive control failed (result -32) [ 92.517164][ T47] block nbd0: Receive control failed (result -32) [ 92.524608][ T5666] block nbd0: shutting down sockets [ 92.615991][ T5669] FAULT_INJECTION: forcing a failure. [ 92.615991][ T5669] name failslab, interval 1, probability 0, space 0, times 0 [ 92.628727][ T5669] CPU: 1 PID: 5669 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 92.637299][ T5669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 92.647427][ T5669] Call Trace: [ 92.650703][ T5669] [ 92.653619][ T5669] dump_stack_lvl+0x8a/0xa0 [ 92.658278][ T5669] should_fail_ex+0x49f/0x5b0 [ 92.662936][ T5669] should_failslab+0x5/0x10 [ 92.667423][ T5669] kmem_cache_alloc+0x59/0x3f0 [ 92.672169][ T5669] security_inode_alloc+0x25/0x110 [ 92.677271][ T5669] inode_init_always+0xbe7/0xed0 [ 92.682190][ T5669] alloc_inode+0x6d/0x1e0 [ 92.686500][ T5669] new_inode+0x16/0x240 [ 92.690721][ T5669] debugfs_get_inode+0xf/0x120 [ 92.695491][ T5669] __debugfs_create_file+0xad/0x530 [ 92.700676][ T5669] nbd_start_device+0x3ac/0xc50 [ 92.705510][ T5669] ? security_capable+0x4c/0x90 [ 92.710344][ T5669] nbd_ioctl+0x3dc/0xa60 [ 92.714575][ T5669] ? blkdev_bszset+0x190/0x190 [ 92.719321][ T5669] ? nbd_start_device+0xc50/0xc50 [ 92.724335][ T5669] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 92.730824][ T5669] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 92.736785][ T5669] ? lock_downgrade+0x690/0x690 [ 92.741622][ T5669] ? __ct_user_enter+0xf9/0x130 [ 92.746458][ T5669] blkdev_ioctl+0x2ff/0x6b0 [ 92.750941][ T5669] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 92.756389][ T5669] __x64_sys_ioctl+0x11f/0x190 [ 92.761143][ T5669] do_syscall_64+0x35/0xb0 [ 92.765633][ T5669] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 92.771518][ T5669] RIP: 0033:0x7f5ec2e8a5a9 [ 92.776005][ T5669] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 92.795887][ T5669] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 92.804372][ T5669] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 92.812326][ T5669] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 92.820542][ T5669] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 92.828496][ T5669] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 92.836464][ T5669] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 92.844420][ T5669] [ 92.848373][ T5669] debugfs: out of free dentries, can not create file 'tasks' [ 93.377678][ T47] block nbd0: Receive control failed (result -32) [ 93.379400][ T5669] block nbd0: shutting down sockets [ 93.485934][ T5671] FAULT_INJECTION: forcing a failure. [ 93.485934][ T5671] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 93.499423][ T5671] CPU: 0 PID: 5671 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 93.508006][ T5671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 93.518058][ T5671] Call Trace: [ 93.521333][ T5671] [ 93.524255][ T5671] dump_stack_lvl+0x8a/0xa0 [ 93.528751][ T5671] should_fail_ex+0x49f/0x5b0 [ 93.533417][ T5671] prepare_alloc_pages+0x178/0x570 [ 93.538514][ T5671] __alloc_pages+0x145/0x490 [ 93.543091][ T5671] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 93.549843][ T5671] ? lock_downgrade+0x690/0x690 [ 93.554689][ T5671] __get_free_pages+0x8/0x40 [ 93.559278][ T5671] inode_doinit_with_dentry+0x5c0/0x12e0 [ 93.564902][ T5671] ? selinux_sem_semctl+0x120/0x120 [ 93.570136][ T5671] ? current_time+0x6e/0x220 [ 93.574718][ T5671] ? mode_strip_sgid+0x150/0x150 [ 93.579737][ T5671] security_d_instantiate+0x41/0xb0 [ 93.584938][ T5671] d_instantiate+0x4b/0x80 [ 93.589349][ T5671] __debugfs_create_file+0x193/0x530 [ 93.594621][ T5671] nbd_start_device+0x3ac/0xc50 [ 93.599541][ T5671] ? security_capable+0x4c/0x90 [ 93.604375][ T5671] nbd_ioctl+0x3dc/0xa60 [ 93.608604][ T5671] ? blkdev_bszset+0x190/0x190 [ 93.613397][ T5671] ? nbd_start_device+0xc50/0xc50 [ 93.618417][ T5671] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 93.624925][ T5671] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 93.630905][ T5671] ? lock_downgrade+0x690/0x690 [ 93.635748][ T5671] ? __ct_user_enter+0xf9/0x130 [ 93.640585][ T5671] blkdev_ioctl+0x2ff/0x6b0 [ 93.645077][ T5671] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 93.650614][ T5671] __x64_sys_ioctl+0x11f/0x190 [ 93.655458][ T5671] do_syscall_64+0x35/0xb0 [ 93.659863][ T5671] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 93.665749][ T5671] RIP: 0033:0x7f5ec2e8a5a9 [ 93.670160][ T5671] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 93.689875][ T5671] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 93.698710][ T5671] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 93.706672][ T5671] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 93.714982][ T5671] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 93.723147][ T5671] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 93.731113][ T5671] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 93.739080][ T5671] [ 94.257674][ T47] block nbd0: Receive control failed (result -32) [ 94.259491][ T5671] block nbd0: shutting down sockets [ 94.376318][ T5673] FAULT_INJECTION: forcing a failure. [ 94.376318][ T5673] name failslab, interval 1, probability 0, space 0, times 0 [ 94.389060][ T5673] CPU: 0 PID: 5673 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 94.397732][ T5673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 94.408132][ T5673] Call Trace: [ 94.411415][ T5673] [ 94.414443][ T5673] dump_stack_lvl+0x8a/0xa0 [ 94.418949][ T5673] should_fail_ex+0x49f/0x5b0 [ 94.423713][ T5673] should_failslab+0x5/0x10 [ 94.428207][ T5673] kmem_cache_alloc+0x59/0x3f0 [ 94.432972][ T5673] security_inode_alloc+0x25/0x110 [ 94.438085][ T5673] inode_init_always+0xbe7/0xed0 [ 94.443033][ T5673] alloc_inode+0x6d/0x1e0 [ 94.447363][ T5673] new_inode+0x16/0x240 [ 94.451688][ T5673] debugfs_get_inode+0xf/0x120 [ 94.456442][ T5673] __debugfs_create_file+0xad/0x530 [ 94.461624][ T5673] nbd_start_device+0x3ac/0xc50 [ 94.466458][ T5673] ? security_capable+0x4c/0x90 [ 94.471296][ T5673] nbd_ioctl+0x3dc/0xa60 [ 94.475525][ T5673] ? blkdev_bszset+0x190/0x190 [ 94.480307][ T5673] ? nbd_start_device+0xc50/0xc50 [ 94.485414][ T5673] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 94.491899][ T5673] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 94.497860][ T5673] ? lock_downgrade+0x690/0x690 [ 94.502798][ T5673] ? __ct_user_enter+0xf9/0x130 [ 94.507634][ T5673] blkdev_ioctl+0x2ff/0x6b0 [ 94.512119][ T5673] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 94.517558][ T5673] __x64_sys_ioctl+0x11f/0x190 [ 94.522306][ T5673] do_syscall_64+0x35/0xb0 [ 94.526705][ T5673] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 94.532583][ T5673] RIP: 0033:0x7f5ec2e8a5a9 [ 94.536984][ T5673] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 94.556577][ T5673] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 94.564978][ T5673] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 94.572970][ T5673] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 94.580946][ T5673] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 94.589083][ T5673] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 94.597395][ T5673] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 94.605883][ T5673] [ 94.610134][ T5673] debugfs: out of free dentries, can not create file 'tasks' [ 95.131091][ T47] block nbd0: Receive control failed (result -32) [ 95.133985][ T4347] block nbd0: Receive control failed (result -32) [ 95.138930][ T5673] block nbd0: shutting down sockets [ 95.266946][ T5675] FAULT_INJECTION: forcing a failure. [ 95.266946][ T5675] name failslab, interval 1, probability 0, space 0, times 0 [ 95.279734][ T5675] CPU: 1 PID: 5675 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 95.288324][ T5675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 95.298461][ T5675] Call Trace: [ 95.301817][ T5675] [ 95.304736][ T5675] dump_stack_lvl+0x8a/0xa0 [ 95.309226][ T5675] should_fail_ex+0x49f/0x5b0 [ 95.313897][ T5675] should_failslab+0x5/0x10 [ 95.318384][ T5675] kmem_cache_alloc_lru+0x55/0x640 [ 95.323479][ T5675] __d_alloc+0x2c/0x950 [ 95.327623][ T5675] d_alloc+0x3f/0x200 [ 95.331619][ T5675] d_alloc_parallel+0xd5/0xf50 [ 95.336378][ T5675] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 95.342347][ T5675] ? __d_lookup_rcu+0x3d0/0x3d0 [ 95.347790][ T5675] ? lockdep_init_map_type+0x21a/0x810 [ 95.353250][ T5675] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 95.359318][ T5675] ? lockdep_init_map_type+0x21a/0x810 [ 95.364771][ T5675] __lookup_slow+0x177/0x3f0 [ 95.369351][ T5675] ? lookup_one_qstr_excl+0x140/0x140 [ 95.374707][ T5675] ? d_lookup+0x72/0xd0 [ 95.378862][ T5675] lookup_one_len+0x12a/0x150 [ 95.383544][ T5675] ? try_lookup_one_len+0x140/0x140 [ 95.388822][ T5675] ? do_raw_spin_unlock+0x171/0x230 [ 95.394053][ T5675] start_creating.part.0+0xee/0x2e0 [ 95.399349][ T5675] __debugfs_create_file+0x62/0x530 [ 95.404562][ T5675] nbd_start_device+0x3c7/0xc50 [ 95.409411][ T5675] ? security_capable+0x4c/0x90 [ 95.414256][ T5675] nbd_ioctl+0x3dc/0xa60 [ 95.418515][ T5675] ? blkdev_bszset+0x190/0x190 [ 95.423270][ T5675] ? nbd_start_device+0xc50/0xc50 [ 95.428281][ T5675] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 95.434765][ T5675] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 95.440731][ T5675] ? lock_downgrade+0x690/0x690 [ 95.446139][ T5675] ? __ct_user_enter+0xf9/0x130 [ 95.450999][ T5675] blkdev_ioctl+0x2ff/0x6b0 [ 95.455516][ T5675] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 95.461058][ T5675] __x64_sys_ioctl+0x11f/0x190 [ 95.466020][ T5675] do_syscall_64+0x35/0xb0 [ 95.470879][ T5675] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 95.476787][ T5675] RIP: 0033:0x7f5ec2e8a5a9 [ 95.481202][ T5675] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 95.500800][ T5675] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 95.509198][ T5675] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 95.517188][ T5675] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 95.525172][ T5675] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 95.533136][ T5675] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 95.541097][ T5675] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 95.549061][ T5675] [ 96.012923][ T47] block nbd0: Receive control failed (result -32) [ 96.012923][ T4347] block nbd0: Receive control failed (result -32) [ 96.013584][ T5675] block nbd0: shutting down sockets [ 96.125516][ T5677] FAULT_INJECTION: forcing a failure. [ 96.125516][ T5677] name failslab, interval 1, probability 0, space 0, times 0 [ 96.138265][ T5677] CPU: 1 PID: 5677 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 96.146931][ T5677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 96.157000][ T5677] Call Trace: [ 96.160278][ T5677] [ 96.163199][ T5677] dump_stack_lvl+0x8a/0xa0 [ 96.167692][ T5677] should_fail_ex+0x49f/0x5b0 [ 96.172365][ T5677] should_failslab+0x5/0x10 [ 96.176861][ T5677] kmem_cache_alloc+0x59/0x3f0 [ 96.181621][ T5677] security_inode_alloc+0x25/0x110 [ 96.186732][ T5677] inode_init_always+0xbe7/0xed0 [ 96.192007][ T5677] alloc_inode+0x6d/0x1e0 [ 96.196332][ T5677] new_inode+0x16/0x240 [ 96.200483][ T5677] debugfs_get_inode+0xf/0x120 [ 96.205257][ T5677] __debugfs_create_file+0xad/0x530 [ 96.210453][ T5677] nbd_start_device+0x3ac/0xc50 [ 96.215296][ T5677] ? security_capable+0x4c/0x90 [ 96.220137][ T5677] nbd_ioctl+0x3dc/0xa60 [ 96.224374][ T5677] ? blkdev_bszset+0x190/0x190 [ 96.229118][ T5677] ? nbd_start_device+0xc50/0xc50 [ 96.234126][ T5677] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 96.240609][ T5677] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 96.246573][ T5677] ? lock_downgrade+0x690/0x690 [ 96.251410][ T5677] ? __ct_user_enter+0xf9/0x130 [ 96.256248][ T5677] blkdev_ioctl+0x2ff/0x6b0 [ 96.261084][ T5677] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 96.266531][ T5677] __x64_sys_ioctl+0x11f/0x190 [ 96.271279][ T5677] do_syscall_64+0x35/0xb0 [ 96.275694][ T5677] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 96.281686][ T5677] RIP: 0033:0x7f5ec2e8a5a9 [ 96.286118][ T5677] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 96.305984][ T5677] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 96.314387][ T5677] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 96.322364][ T5677] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 96.330348][ T5677] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 96.338422][ T5677] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 96.347172][ T5677] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 96.356549][ T5677] [ 96.361704][ T5677] debugfs: out of free dentries, can not create file 'tasks' 2023/05/26 13:18:24 executed programs: 13 [ 96.891946][ T4347] block nbd0: Receive control failed (result -32) [ 96.891991][ T47] block nbd0: Receive control failed (result -32) [ 96.902115][ T5677] block nbd0: shutting down sockets [ 97.017877][ T5680] FAULT_INJECTION: forcing a failure. [ 97.017877][ T5680] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 97.031448][ T5680] CPU: 1 PID: 5680 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 97.040205][ T5680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 97.050522][ T5680] Call Trace: [ 97.053800][ T5680] [ 97.056741][ T5680] dump_stack_lvl+0x8a/0xa0 [ 97.061243][ T5680] should_fail_ex+0x49f/0x5b0 [ 97.065912][ T5680] prepare_alloc_pages+0x178/0x570 [ 97.071283][ T5680] __alloc_pages+0x145/0x490 [ 97.075965][ T5680] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 97.082719][ T5680] ? lock_downgrade+0x690/0x690 [ 97.087734][ T5680] __get_free_pages+0x8/0x40 [ 97.092319][ T5680] inode_doinit_with_dentry+0x5c0/0x12e0 [ 97.097954][ T5680] ? selinux_sem_semctl+0x120/0x120 [ 97.103144][ T5680] ? current_time+0x6e/0x220 [ 97.107733][ T5680] ? mode_strip_sgid+0x150/0x150 [ 97.112669][ T5680] security_d_instantiate+0x41/0xb0 [ 97.118237][ T5680] d_instantiate+0x4b/0x80 [ 97.122672][ T5680] __debugfs_create_file+0x193/0x530 [ 97.127959][ T5680] nbd_start_device+0x3ac/0xc50 [ 97.132892][ T5680] ? security_capable+0x4c/0x90 [ 97.138107][ T5680] nbd_ioctl+0x3dc/0xa60 [ 97.142434][ T5680] ? blkdev_bszset+0x190/0x190 [ 97.147237][ T5680] ? nbd_start_device+0xc50/0xc50 [ 97.152278][ T5680] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 97.158766][ T5680] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 97.164901][ T5680] ? lock_downgrade+0x690/0x690 [ 97.169808][ T5680] ? __ct_user_enter+0xf9/0x130 [ 97.174762][ T5680] blkdev_ioctl+0x2ff/0x6b0 [ 97.179316][ T5680] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 97.184949][ T5680] __x64_sys_ioctl+0x11f/0x190 [ 97.189711][ T5680] do_syscall_64+0x35/0xb0 [ 97.194135][ T5680] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 97.200027][ T5680] RIP: 0033:0x7f5ec2e8a5a9 [ 97.204435][ T5680] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 97.224121][ T5680] RSP: 002b:00007f5ec4074168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 97.232526][ T5680] RAX: ffffffffffffffda RBX: 00007f5ec2fac050 RCX: 00007f5ec2e8a5a9 [ 97.240568][ T5680] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 97.248638][ T5680] RBP: 00007f5ec40741d0 R08: 0000000000000000 R09: 0000000000000000 [ 97.256599][ T5680] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 97.264570][ T5680] R13: 00007fff2ce8f94f R14: 00007f5ec4074300 R15: 0000000000022000 [ 97.272793][ T5680] [ 97.763786][ T47] block nbd0: Receive control failed (result -32) [ 97.763834][ T4347] block nbd0: Receive control failed (result -32) [ 97.774059][ T5680] block nbd0: shutting down sockets [ 97.865789][ T5682] FAULT_INJECTION: forcing a failure. [ 97.865789][ T5682] name failslab, interval 1, probability 0, space 0, times 0 [ 97.879295][ T5682] CPU: 1 PID: 5682 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 97.887893][ T5682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 97.897944][ T5682] Call Trace: [ 97.901209][ T5682] [ 97.904128][ T5682] dump_stack_lvl+0x8a/0xa0 [ 97.908621][ T5682] should_fail_ex+0x49f/0x5b0 [ 97.913286][ T5682] should_failslab+0x5/0x10 [ 97.917864][ T5682] kmem_cache_alloc+0x59/0x3f0 [ 97.922617][ T5682] security_inode_alloc+0x25/0x110 [ 97.927716][ T5682] inode_init_always+0xbe7/0xed0 [ 97.932696][ T5682] alloc_inode+0x6d/0x1e0 [ 97.937023][ T5682] new_inode+0x16/0x240 [ 97.941171][ T5682] debugfs_get_inode+0xf/0x120 [ 97.945959][ T5682] __debugfs_create_file+0xad/0x530 [ 97.951155][ T5682] nbd_start_device+0x3ac/0xc50 [ 97.955995][ T5682] ? security_capable+0x4c/0x90 [ 97.960826][ T5682] nbd_ioctl+0x3dc/0xa60 [ 97.965053][ T5682] ? blkdev_bszset+0x190/0x190 [ 97.969797][ T5682] ? nbd_start_device+0xc50/0xc50 [ 97.974912][ T5682] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 97.981424][ T5682] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 97.987483][ T5682] ? lock_downgrade+0x690/0x690 [ 97.992330][ T5682] ? __ct_user_enter+0xf9/0x130 [ 97.997267][ T5682] blkdev_ioctl+0x2ff/0x6b0 [ 98.001774][ T5682] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 98.007223][ T5682] __x64_sys_ioctl+0x11f/0x190 [ 98.011969][ T5682] do_syscall_64+0x35/0xb0 [ 98.016370][ T5682] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 98.022350][ T5682] RIP: 0033:0x7f5ec2e8a5a9 [ 98.026773][ T5682] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 98.046638][ T5682] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 98.055226][ T5682] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 98.063200][ T5682] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 98.071255][ T5682] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 98.079210][ T5682] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 98.087168][ T5682] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 98.095661][ T5682] [ 98.100815][ T5682] debugfs: out of free dentries, can not create file 'tasks' [ 98.633921][ T47] block nbd0: Receive control failed (result -32) [ 98.638179][ T4347] block nbd0: Receive control failed (result -32) [ 98.640589][ T5682] block nbd0: shutting down sockets [ 98.775829][ T5684] FAULT_INJECTION: forcing a failure. [ 98.775829][ T5684] name failslab, interval 1, probability 0, space 0, times 0 [ 98.788582][ T5684] CPU: 1 PID: 5684 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 98.797164][ T5684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 98.807204][ T5684] Call Trace: [ 98.810471][ T5684] [ 98.813390][ T5684] dump_stack_lvl+0x8a/0xa0 [ 98.817879][ T5684] should_fail_ex+0x49f/0x5b0 [ 98.822571][ T5684] should_failslab+0x5/0x10 [ 98.827064][ T5684] kmem_cache_alloc+0x59/0x3f0 [ 98.831904][ T5684] security_inode_alloc+0x25/0x110 [ 98.837012][ T5684] inode_init_always+0xbe7/0xed0 [ 98.841954][ T5684] alloc_inode+0x6d/0x1e0 [ 98.846280][ T5684] new_inode+0x16/0x240 [ 98.850429][ T5684] debugfs_get_inode+0xf/0x120 [ 98.855176][ T5684] __debugfs_create_file+0xad/0x530 [ 98.860359][ T5684] nbd_start_device+0x3ac/0xc50 [ 98.865195][ T5684] ? security_capable+0x4c/0x90 [ 98.870037][ T5684] nbd_ioctl+0x3dc/0xa60 [ 98.874260][ T5684] ? blkdev_bszset+0x190/0x190 [ 98.879006][ T5684] ? nbd_start_device+0xc50/0xc50 [ 98.884271][ T5684] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 98.890783][ T5684] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 98.896749][ T5684] ? lock_downgrade+0x690/0x690 [ 98.901588][ T5684] ? __ct_user_enter+0xf9/0x130 [ 98.906422][ T5684] blkdev_ioctl+0x2ff/0x6b0 [ 98.910911][ T5684] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 98.916618][ T5684] __x64_sys_ioctl+0x11f/0x190 [ 98.921374][ T5684] do_syscall_64+0x35/0xb0 [ 98.925776][ T5684] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 98.931653][ T5684] RIP: 0033:0x7f5ec2e8a5a9 [ 98.936059][ T5684] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 98.955650][ T5684] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 98.964050][ T5684] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 98.972008][ T5684] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 98.979965][ T5684] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 98.988006][ T5684] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 98.996052][ T5684] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 99.004009][ T5684] [ 99.009961][ T5684] debugfs: out of free dentries, can not create file 'tasks' [ 99.530307][ T4347] block nbd0: Receive control failed (result -32) [ 99.530320][ T47] block nbd0: Receive control failed (result -32) [ 99.534367][ T5684] block nbd0: shutting down sockets [ 99.665729][ T5686] FAULT_INJECTION: forcing a failure. [ 99.665729][ T5686] name failslab, interval 1, probability 0, space 0, times 0 [ 99.678642][ T5686] CPU: 0 PID: 5686 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 99.688106][ T5686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 99.698330][ T5686] Call Trace: [ 99.701688][ T5686] [ 99.704607][ T5686] dump_stack_lvl+0x8a/0xa0 [ 99.709110][ T5686] should_fail_ex+0x49f/0x5b0 [ 99.713770][ T5686] should_failslab+0x5/0x10 [ 99.718267][ T5686] kmem_cache_alloc_lru+0x55/0x640 [ 99.723366][ T5686] __d_alloc+0x2c/0x950 [ 99.727607][ T5686] d_alloc+0x3f/0x200 [ 99.731655][ T5686] d_alloc_parallel+0xd5/0xf50 [ 99.736581][ T5686] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 99.742550][ T5686] ? __d_lookup_rcu+0x3d0/0x3d0 [ 99.747379][ T5686] ? lockdep_init_map_type+0x21a/0x810 [ 99.753079][ T5686] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 99.759212][ T5686] ? lockdep_init_map_type+0x21a/0x810 [ 99.764649][ T5686] __lookup_slow+0x177/0x3f0 [ 99.769234][ T5686] ? lookup_one_qstr_excl+0x140/0x140 [ 99.774587][ T5686] ? d_lookup+0x72/0xd0 [ 99.778908][ T5686] lookup_one_len+0x12a/0x150 [ 99.783593][ T5686] ? try_lookup_one_len+0x140/0x140 [ 99.788771][ T5686] ? do_raw_spin_unlock+0x171/0x230 [ 99.793956][ T5686] start_creating.part.0+0xee/0x2e0 [ 99.799135][ T5686] __debugfs_create_file+0x62/0x530 [ 99.804312][ T5686] nbd_start_device+0x3c7/0xc50 [ 99.809153][ T5686] ? security_capable+0x4c/0x90 [ 99.813998][ T5686] nbd_ioctl+0x3dc/0xa60 [ 99.818224][ T5686] ? blkdev_bszset+0x190/0x190 [ 99.822988][ T5686] ? nbd_start_device+0xc50/0xc50 [ 99.828013][ T5686] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 99.834507][ T5686] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 99.840476][ T5686] ? lock_downgrade+0x690/0x690 [ 99.845311][ T5686] ? __ct_user_enter+0xf9/0x130 [ 99.850153][ T5686] blkdev_ioctl+0x2ff/0x6b0 [ 99.854730][ T5686] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 99.860177][ T5686] __x64_sys_ioctl+0x11f/0x190 [ 99.864927][ T5686] do_syscall_64+0x35/0xb0 [ 99.869328][ T5686] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 99.875207][ T5686] RIP: 0033:0x7f5ec2e8a5a9 [ 99.879606][ T5686] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 99.899198][ T5686] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 99.907632][ T5686] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 99.915676][ T5686] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 99.923646][ T5686] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 99.931603][ T5686] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 99.939560][ T5686] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 99.947609][ T5686] [ 100.408331][ T4347] block nbd0: Receive control failed (result -32) [ 100.408367][ T47] block nbd0: Receive control failed (result -32) [ 100.417622][ T5686] block nbd0: shutting down sockets [ 100.528106][ T5690] FAULT_INJECTION: forcing a failure. [ 100.528106][ T5690] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 100.541515][ T5690] CPU: 1 PID: 5690 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 100.550102][ T5690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 100.560157][ T5690] Call Trace: [ 100.563434][ T5690] [ 100.566421][ T5690] dump_stack_lvl+0x8a/0xa0 [ 100.570917][ T5690] should_fail_ex+0x49f/0x5b0 [ 100.575600][ T5690] prepare_alloc_pages+0x178/0x570 [ 100.580697][ T5690] __alloc_pages+0x145/0x490 [ 100.585271][ T5690] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 100.592023][ T5690] ? lock_downgrade+0x690/0x690 [ 100.596892][ T5690] __get_free_pages+0x8/0x40 [ 100.601481][ T5690] inode_doinit_with_dentry+0x5c0/0x12e0 [ 100.607106][ T5690] ? selinux_sem_semctl+0x120/0x120 [ 100.612310][ T5690] ? current_time+0x6e/0x220 [ 100.616885][ T5690] ? mode_strip_sgid+0x150/0x150 [ 100.621809][ T5690] security_d_instantiate+0x41/0xb0 [ 100.626989][ T5690] d_instantiate+0x4b/0x80 [ 100.631389][ T5690] __debugfs_create_file+0x193/0x530 [ 100.636664][ T5690] nbd_start_device+0x3ac/0xc50 [ 100.642018][ T5690] ? security_capable+0x4c/0x90 [ 100.646853][ T5690] nbd_ioctl+0x3dc/0xa60 [ 100.651078][ T5690] ? blkdev_bszset+0x190/0x190 [ 100.655824][ T5690] ? nbd_start_device+0xc50/0xc50 [ 100.660833][ T5690] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 100.667329][ T5690] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 100.673309][ T5690] ? lock_downgrade+0x690/0x690 [ 100.678150][ T5690] ? __ct_user_enter+0xf9/0x130 [ 100.683083][ T5690] blkdev_ioctl+0x2ff/0x6b0 [ 100.687570][ T5690] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 100.693023][ T5690] __x64_sys_ioctl+0x11f/0x190 [ 100.697788][ T5690] do_syscall_64+0x35/0xb0 [ 100.702198][ T5690] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 100.708251][ T5690] RIP: 0033:0x7f5ec2e8a5a9 [ 100.712740][ T5690] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 100.732335][ T5690] RSP: 002b:00007f5ec4074168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 100.740741][ T5690] RAX: ffffffffffffffda RBX: 00007f5ec2fac050 RCX: 00007f5ec2e8a5a9 [ 100.748702][ T5690] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 100.756767][ T5690] RBP: 00007f5ec40741d0 R08: 0000000000000000 R09: 0000000000000000 [ 100.764748][ T5690] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 100.772730][ T5690] R13: 00007fff2ce8f94f R14: 00007f5ec4074300 R15: 0000000000022000 [ 100.781041][ T5690] [ 101.290830][ T4347] block nbd0: Receive control failed (result -32) [ 101.290879][ T47] block nbd0: Receive control failed (result -32) [ 101.300086][ T5690] block nbd0: shutting down sockets [ 101.415569][ T5692] FAULT_INJECTION: forcing a failure. [ 101.415569][ T5692] name failslab, interval 1, probability 0, space 0, times 0 [ 101.428376][ T5692] CPU: 0 PID: 5692 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 101.437076][ T5692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 101.447123][ T5692] Call Trace: [ 101.450390][ T5692] [ 101.453306][ T5692] dump_stack_lvl+0x8a/0xa0 [ 101.458006][ T5692] should_fail_ex+0x49f/0x5b0 [ 101.462784][ T5692] should_failslab+0x5/0x10 [ 101.467375][ T5692] kmem_cache_alloc+0x59/0x3f0 [ 101.472326][ T5692] security_inode_alloc+0x25/0x110 [ 101.477441][ T5692] inode_init_always+0xbe7/0xed0 [ 101.482363][ T5692] alloc_inode+0x6d/0x1e0 [ 101.486696][ T5692] new_inode+0x16/0x240 [ 101.490841][ T5692] debugfs_get_inode+0xf/0x120 [ 101.495846][ T5692] __debugfs_create_file+0xad/0x530 [ 101.501023][ T5692] nbd_start_device+0x3ac/0xc50 [ 101.505943][ T5692] ? security_capable+0x4c/0x90 [ 101.511036][ T5692] nbd_ioctl+0x3dc/0xa60 [ 101.515342][ T5692] ? blkdev_bszset+0x190/0x190 [ 101.520699][ T5692] ? nbd_start_device+0xc50/0xc50 [ 101.525707][ T5692] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 101.532194][ T5692] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 101.538248][ T5692] ? lock_downgrade+0x690/0x690 [ 101.543113][ T5692] ? __ct_user_enter+0xf9/0x130 [ 101.548905][ T5692] blkdev_ioctl+0x2ff/0x6b0 [ 101.553387][ T5692] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 101.558835][ T5692] __x64_sys_ioctl+0x11f/0x190 [ 101.563592][ T5692] do_syscall_64+0x35/0xb0 [ 101.567989][ T5692] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 101.573864][ T5692] RIP: 0033:0x7f5ec2e8a5a9 [ 101.578268][ T5692] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 101.597950][ T5692] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 101.606528][ T5692] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 101.614588][ T5692] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 101.622847][ T5692] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 101.630891][ T5692] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 101.639019][ T5692] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 101.646982][ T5692] [ 101.650790][ T5692] debugfs: out of free dentries, can not create file 'tasks' 2023/05/26 13:18:29 executed programs: 19 [ 102.164412][ T47] block nbd0: Receive control failed (result -32) [ 102.164425][ T4347] block nbd0: Receive control failed (result -32) [ 102.165291][ T5692] block nbd0: shutting down sockets [ 102.287975][ T5694] FAULT_INJECTION: forcing a failure. [ 102.287975][ T5694] name failslab, interval 1, probability 0, space 0, times 0 [ 102.301119][ T5694] CPU: 1 PID: 5694 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 102.309894][ T5694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 102.320111][ T5694] Call Trace: [ 102.323465][ T5694] [ 102.326381][ T5694] dump_stack_lvl+0x8a/0xa0 [ 102.330867][ T5694] should_fail_ex+0x49f/0x5b0 [ 102.335534][ T5694] should_failslab+0x5/0x10 [ 102.340030][ T5694] kmem_cache_alloc_lru+0x55/0x640 [ 102.345133][ T5694] __d_alloc+0x2c/0x950 [ 102.349397][ T5694] d_alloc+0x3f/0x200 [ 102.353377][ T5694] d_alloc_parallel+0xd5/0xf50 [ 102.358354][ T5694] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 102.364341][ T5694] ? __d_lookup_rcu+0x3d0/0x3d0 [ 102.369541][ T5694] ? lockdep_init_map_type+0x21a/0x810 [ 102.374997][ T5694] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 102.381149][ T5694] ? lockdep_init_map_type+0x21a/0x810 [ 102.386697][ T5694] __lookup_slow+0x177/0x3f0 [ 102.391359][ T5694] ? lookup_one_qstr_excl+0x140/0x140 [ 102.396723][ T5694] ? d_lookup+0x72/0xd0 [ 102.400890][ T5694] lookup_one_len+0x12a/0x150 [ 102.405682][ T5694] ? try_lookup_one_len+0x140/0x140 [ 102.410956][ T5694] ? do_raw_spin_unlock+0x171/0x230 [ 102.416165][ T5694] start_creating.part.0+0xee/0x2e0 [ 102.421465][ T5694] __debugfs_create_file+0x62/0x530 [ 102.426693][ T5694] nbd_start_device+0x3c7/0xc50 [ 102.431707][ T5694] ? security_capable+0x4c/0x90 [ 102.436667][ T5694] nbd_ioctl+0x3dc/0xa60 [ 102.440898][ T5694] ? blkdev_bszset+0x190/0x190 [ 102.445910][ T5694] ? nbd_start_device+0xc50/0xc50 [ 102.451003][ T5694] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 102.457491][ T5694] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 102.463558][ T5694] ? lock_downgrade+0x690/0x690 [ 102.468415][ T5694] ? __ct_user_enter+0xf9/0x130 [ 102.473257][ T5694] blkdev_ioctl+0x2ff/0x6b0 [ 102.477858][ T5694] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 102.483330][ T5694] __x64_sys_ioctl+0x11f/0x190 [ 102.488111][ T5694] do_syscall_64+0x35/0xb0 [ 102.492560][ T5694] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 102.498478][ T5694] RIP: 0033:0x7f5ec2e8a5a9 [ 102.502890][ T5694] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 102.522669][ T5694] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 102.531091][ T5694] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 102.539062][ T5694] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 102.547207][ T5694] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 102.555625][ T5694] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 102.563795][ T5694] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 102.571874][ T5694] [ 103.039874][ T47] block nbd0: Receive control failed (result -32) [ 103.039885][ T4347] block nbd0: Receive control failed (result -32) [ 103.047133][ T5694] block nbd0: shutting down sockets [ 103.168075][ T5697] FAULT_INJECTION: forcing a failure. [ 103.168075][ T5697] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 103.181988][ T5697] CPU: 1 PID: 5697 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 103.190570][ T5697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 103.200864][ T5697] Call Trace: [ 103.204145][ T5697] [ 103.207067][ T5697] dump_stack_lvl+0x8a/0xa0 [ 103.211553][ T5697] should_fail_ex+0x49f/0x5b0 [ 103.216220][ T5697] prepare_alloc_pages+0x178/0x570 [ 103.221404][ T5697] __alloc_pages+0x145/0x490 [ 103.225992][ T5697] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 103.232740][ T5697] ? lock_downgrade+0x690/0x690 [ 103.237580][ T5697] __get_free_pages+0x8/0x40 [ 103.242163][ T5697] inode_doinit_with_dentry+0x5c0/0x12e0 [ 103.247833][ T5697] ? selinux_sem_semctl+0x120/0x120 [ 103.253035][ T5697] ? current_time+0x6e/0x220 [ 103.257686][ T5697] ? mode_strip_sgid+0x150/0x150 [ 103.262697][ T5697] security_d_instantiate+0x41/0xb0 [ 103.267881][ T5697] d_instantiate+0x4b/0x80 [ 103.272282][ T5697] __debugfs_create_file+0x193/0x530 [ 103.277623][ T5697] nbd_start_device+0x3ac/0xc50 [ 103.282476][ T5697] ? security_capable+0x4c/0x90 [ 103.287402][ T5697] nbd_ioctl+0x3dc/0xa60 [ 103.291628][ T5697] ? blkdev_bszset+0x190/0x190 [ 103.296398][ T5697] ? nbd_start_device+0xc50/0xc50 [ 103.301414][ T5697] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 103.308082][ T5697] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 103.314145][ T5697] ? lock_downgrade+0x690/0x690 [ 103.319007][ T5697] ? __ct_user_enter+0xf9/0x130 [ 103.323936][ T5697] blkdev_ioctl+0x2ff/0x6b0 [ 103.328424][ T5697] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 103.333868][ T5697] __x64_sys_ioctl+0x11f/0x190 [ 103.338630][ T5697] do_syscall_64+0x35/0xb0 [ 103.343029][ T5697] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 103.349029][ T5697] RIP: 0033:0x7f5ec2e8a5a9 [ 103.353453][ T5697] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 103.375233][ T5697] RSP: 002b:00007f5ec4074168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 103.383672][ T5697] RAX: ffffffffffffffda RBX: 00007f5ec2fac050 RCX: 00007f5ec2e8a5a9 [ 103.391747][ T5697] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 103.399791][ T5697] RBP: 00007f5ec40741d0 R08: 0000000000000000 R09: 0000000000000000 [ 103.407753][ T5697] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 103.415740][ T5697] R13: 00007fff2ce8f94f R14: 00007f5ec4074300 R15: 0000000000022000 [ 103.423701][ T5697] [ 103.914658][ T4347] block nbd0: Receive control failed (result -32) [ 103.916834][ T47] block nbd0: Receive control failed (result -32) [ 103.921830][ T5697] block nbd0: shutting down sockets [ 104.037275][ T5699] FAULT_INJECTION: forcing a failure. [ 104.037275][ T5699] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 104.051122][ T5699] CPU: 0 PID: 5699 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 104.059701][ T5699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 104.069849][ T5699] Call Trace: [ 104.073128][ T5699] [ 104.076053][ T5699] dump_stack_lvl+0x8a/0xa0 [ 104.080645][ T5699] should_fail_ex+0x49f/0x5b0 [ 104.085392][ T5699] prepare_alloc_pages+0x178/0x570 [ 104.090497][ T5699] __alloc_pages+0x145/0x490 [ 104.095077][ T5699] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 104.101844][ T5699] ? lock_downgrade+0x690/0x690 [ 104.106700][ T5699] __get_free_pages+0x8/0x40 [ 104.111284][ T5699] inode_doinit_with_dentry+0x5c0/0x12e0 [ 104.116990][ T5699] ? selinux_sem_semctl+0x120/0x120 [ 104.122187][ T5699] ? current_time+0x6e/0x220 [ 104.126772][ T5699] ? mode_strip_sgid+0x150/0x150 [ 104.131778][ T5699] security_d_instantiate+0x41/0xb0 [ 104.137147][ T5699] d_instantiate+0x4b/0x80 [ 104.141595][ T5699] __debugfs_create_file+0x193/0x530 [ 104.146962][ T5699] nbd_start_device+0x3ac/0xc50 [ 104.151797][ T5699] ? security_capable+0x4c/0x90 [ 104.156628][ T5699] nbd_ioctl+0x3dc/0xa60 [ 104.160853][ T5699] ? blkdev_bszset+0x190/0x190 [ 104.165592][ T5699] ? nbd_start_device+0xc50/0xc50 [ 104.170683][ T5699] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 104.177206][ T5699] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 104.183158][ T5699] ? lock_downgrade+0x690/0x690 [ 104.188160][ T5699] ? __ct_user_enter+0xf9/0x130 [ 104.192990][ T5699] blkdev_ioctl+0x2ff/0x6b0 [ 104.197478][ T5699] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 104.202927][ T5699] __x64_sys_ioctl+0x11f/0x190 [ 104.207689][ T5699] do_syscall_64+0x35/0xb0 [ 104.212114][ T5699] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 104.217992][ T5699] RIP: 0033:0x7f5ec2e8a5a9 [ 104.222401][ T5699] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 104.242075][ T5699] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 104.250483][ T5699] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 104.258437][ T5699] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 104.266399][ T5699] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 104.274444][ T5699] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 104.282426][ T5699] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 104.290383][ T5699] [ 104.789817][ T47] block nbd0: Receive control failed (result -32) [ 104.789853][ T4347] block nbd0: Receive control failed (result -32) [ 104.797184][ T5699] block nbd0: shutting down sockets [ 104.906232][ T5701] FAULT_INJECTION: forcing a failure. [ 104.906232][ T5701] name failslab, interval 1, probability 0, space 0, times 0 [ 104.919503][ T5701] CPU: 1 PID: 5701 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 104.928165][ T5701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 104.939089][ T5701] Call Trace: [ 104.942431][ T5701] [ 104.945435][ T5701] dump_stack_lvl+0x8a/0xa0 [ 104.950015][ T5701] should_fail_ex+0x49f/0x5b0 [ 104.954701][ T5701] should_failslab+0x5/0x10 [ 104.959218][ T5701] kmem_cache_alloc+0x59/0x3f0 [ 104.963967][ T5701] security_inode_alloc+0x25/0x110 [ 104.969065][ T5701] inode_init_always+0xbe7/0xed0 [ 104.973986][ T5701] alloc_inode+0x6d/0x1e0 [ 104.978299][ T5701] new_inode+0x16/0x240 [ 104.982436][ T5701] debugfs_get_inode+0xf/0x120 [ 104.987215][ T5701] __debugfs_create_file+0xad/0x530 [ 104.992421][ T5701] nbd_start_device+0x3ac/0xc50 [ 104.997271][ T5701] ? security_capable+0x4c/0x90 [ 105.002110][ T5701] nbd_ioctl+0x3dc/0xa60 [ 105.006338][ T5701] ? blkdev_bszset+0x190/0x190 [ 105.011086][ T5701] ? nbd_start_device+0xc50/0xc50 [ 105.016200][ T5701] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 105.022791][ T5701] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 105.028864][ T5701] ? lock_downgrade+0x690/0x690 [ 105.033710][ T5701] ? __ct_user_enter+0xf9/0x130 [ 105.038555][ T5701] blkdev_ioctl+0x2ff/0x6b0 [ 105.043046][ T5701] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 105.048493][ T5701] __x64_sys_ioctl+0x11f/0x190 [ 105.055947][ T5701] do_syscall_64+0x35/0xb0 [ 105.060360][ T5701] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 105.066246][ T5701] RIP: 0033:0x7f5ec2e8a5a9 [ 105.070740][ T5701] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 105.090432][ T5701] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 105.098831][ T5701] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 105.106871][ T5701] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 105.114910][ T5701] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 105.122864][ T5701] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 105.130913][ T5701] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 105.138872][ T5701] [ 105.143224][ T5701] debugfs: out of free dentries, can not create file 'tasks' [ 105.670390][ T4347] block nbd0: Receive control failed (result -32) [ 105.670407][ T47] block nbd0: Receive control failed (result -32) [ 105.683013][ T5701] block nbd0: shutting down sockets [ 105.795817][ T5703] FAULT_INJECTION: forcing a failure. [ 105.795817][ T5703] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 105.809440][ T5703] CPU: 0 PID: 5703 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 105.818046][ T5703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 105.828087][ T5703] Call Trace: [ 105.831380][ T5703] [ 105.834386][ T5703] dump_stack_lvl+0x8a/0xa0 [ 105.838880][ T5703] should_fail_ex+0x49f/0x5b0 [ 105.843549][ T5703] prepare_alloc_pages+0x178/0x570 [ 105.848657][ T5703] __alloc_pages+0x145/0x490 [ 105.853241][ T5703] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 105.860003][ T5703] ? lock_downgrade+0x690/0x690 [ 105.864853][ T5703] __get_free_pages+0x8/0x40 [ 105.869425][ T5703] inode_doinit_with_dentry+0x5c0/0x12e0 [ 105.875049][ T5703] ? selinux_sem_semctl+0x120/0x120 [ 105.880226][ T5703] ? current_time+0x6e/0x220 [ 105.884804][ T5703] ? mode_strip_sgid+0x150/0x150 [ 105.889738][ T5703] security_d_instantiate+0x41/0xb0 [ 105.894920][ T5703] d_instantiate+0x4b/0x80 [ 105.899318][ T5703] __debugfs_create_file+0x193/0x530 [ 105.904606][ T5703] nbd_start_device+0x3ac/0xc50 [ 105.909455][ T5703] ? security_capable+0x4c/0x90 [ 105.914296][ T5703] nbd_ioctl+0x3dc/0xa60 [ 105.918522][ T5703] ? blkdev_bszset+0x190/0x190 [ 105.923268][ T5703] ? nbd_start_device+0xc50/0xc50 [ 105.928276][ T5703] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 105.934767][ T5703] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 105.940732][ T5703] ? lock_downgrade+0x690/0x690 [ 105.945577][ T5703] ? __ct_user_enter+0xf9/0x130 [ 105.950412][ T5703] blkdev_ioctl+0x2ff/0x6b0 [ 105.954909][ T5703] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 105.960367][ T5703] __x64_sys_ioctl+0x11f/0x190 [ 105.965119][ T5703] do_syscall_64+0x35/0xb0 [ 105.969522][ T5703] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 105.975402][ T5703] RIP: 0033:0x7f5ec2e8a5a9 [ 105.979800][ T5703] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 105.999579][ T5703] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 106.008071][ T5703] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 106.016117][ T5703] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 106.024074][ T5703] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 106.032099][ T5703] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 106.040052][ T5703] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 106.048008][ T5703] [ 106.548175][ T47] block nbd0: Receive control failed (result -32) [ 106.548210][ T4347] block nbd0: Receive control failed (result -32) [ 106.559918][ T5703] block nbd0: shutting down sockets [ 106.665769][ T5705] FAULT_INJECTION: forcing a failure. [ 106.665769][ T5705] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 106.679143][ T5705] CPU: 0 PID: 5705 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 106.687716][ T5705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 106.698015][ T5705] Call Trace: [ 106.701290][ T5705] [ 106.704206][ T5705] dump_stack_lvl+0x8a/0xa0 [ 106.708798][ T5705] should_fail_ex+0x49f/0x5b0 [ 106.713555][ T5705] prepare_alloc_pages+0x178/0x570 [ 106.718651][ T5705] __alloc_pages+0x145/0x490 [ 106.723224][ T5705] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 106.729970][ T5705] ? lock_downgrade+0x690/0x690 [ 106.734814][ T5705] __get_free_pages+0x8/0x40 [ 106.739398][ T5705] inode_doinit_with_dentry+0x5c0/0x12e0 [ 106.745019][ T5705] ? selinux_sem_semctl+0x120/0x120 [ 106.750302][ T5705] ? current_time+0x6e/0x220 [ 106.754926][ T5705] ? mode_strip_sgid+0x150/0x150 [ 106.759880][ T5705] security_d_instantiate+0x41/0xb0 [ 106.765074][ T5705] d_instantiate+0x4b/0x80 [ 106.769479][ T5705] __debugfs_create_file+0x193/0x530 [ 106.774759][ T5705] nbd_start_device+0x3ac/0xc50 [ 106.779771][ T5705] ? security_capable+0x4c/0x90 [ 106.784604][ T5705] nbd_ioctl+0x3dc/0xa60 [ 106.788831][ T5705] ? blkdev_bszset+0x190/0x190 [ 106.793673][ T5705] ? nbd_start_device+0xc50/0xc50 [ 106.798766][ T5705] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 106.805252][ T5705] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 106.811228][ T5705] ? lock_downgrade+0x690/0x690 [ 106.816063][ T5705] ? __ct_user_enter+0xf9/0x130 [ 106.820899][ T5705] blkdev_ioctl+0x2ff/0x6b0 [ 106.825387][ T5705] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 106.831005][ T5705] __x64_sys_ioctl+0x11f/0x190 [ 106.836034][ T5705] do_syscall_64+0x35/0xb0 [ 106.840493][ T5705] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 106.846423][ T5705] RIP: 0033:0x7f5ec2e8a5a9 [ 106.850933][ T5705] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 106.870622][ T5705] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 106.879117][ T5705] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 106.887172][ T5705] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 106.895130][ T5705] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 106.903192][ T5705] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 106.911145][ T5705] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 106.919229][ T5705] 2023/05/26 13:18:34 executed programs: 25 [ 107.418107][ T47] block nbd0: Receive control failed (result -32) [ 107.418146][ T4347] block nbd0: Receive control failed (result -32) [ 107.426693][ T5705] block nbd0: shutting down sockets [ 107.545583][ T5707] FAULT_INJECTION: forcing a failure. [ 107.545583][ T5707] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 107.559264][ T5707] CPU: 0 PID: 5707 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 107.567945][ T5707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 107.577987][ T5707] Call Trace: [ 107.581254][ T5707] [ 107.584190][ T5707] dump_stack_lvl+0x8a/0xa0 [ 107.588768][ T5707] should_fail_ex+0x49f/0x5b0 [ 107.593432][ T5707] prepare_alloc_pages+0x178/0x570 [ 107.598582][ T5707] __alloc_pages+0x145/0x490 [ 107.603173][ T5707] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 107.610227][ T5707] ? lock_downgrade+0x690/0x690 [ 107.615181][ T5707] __get_free_pages+0x8/0x40 [ 107.619795][ T5707] inode_doinit_with_dentry+0x5c0/0x12e0 [ 107.625413][ T5707] ? selinux_sem_semctl+0x120/0x120 [ 107.630881][ T5707] ? current_time+0x6e/0x220 [ 107.635571][ T5707] ? mode_strip_sgid+0x150/0x150 [ 107.640544][ T5707] security_d_instantiate+0x41/0xb0 [ 107.645748][ T5707] d_instantiate+0x4b/0x80 [ 107.650246][ T5707] __debugfs_create_file+0x193/0x530 [ 107.655519][ T5707] nbd_start_device+0x3ac/0xc50 [ 107.660365][ T5707] ? security_capable+0x4c/0x90 [ 107.665563][ T5707] nbd_ioctl+0x3dc/0xa60 [ 107.669821][ T5707] ? blkdev_bszset+0x190/0x190 [ 107.674670][ T5707] ? nbd_start_device+0xc50/0xc50 [ 107.679679][ T5707] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 107.686167][ T5707] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 107.692323][ T5707] ? lock_downgrade+0x690/0x690 [ 107.697172][ T5707] ? __ct_user_enter+0xf9/0x130 [ 107.702034][ T5707] blkdev_ioctl+0x2ff/0x6b0 [ 107.706623][ T5707] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 107.712121][ T5707] __x64_sys_ioctl+0x11f/0x190 [ 107.717211][ T5707] do_syscall_64+0x35/0xb0 [ 107.721791][ T5707] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 107.727671][ T5707] RIP: 0033:0x7f5ec2e8a5a9 [ 107.732159][ T5707] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 107.752392][ T5707] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 107.760806][ T5707] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 107.769222][ T5707] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 107.777282][ T5707] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 107.785262][ T5707] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 107.793231][ T5707] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 107.801192][ T5707] [ 107.807775][ T26] audit: type=1400 audit(1685107115.288:212): avc: denied { rename } for pid=4374 comm="syslogd" name="messages" dev="tmpfs" ino=3 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 107.830844][ T26] audit: type=1400 audit(1685107115.288:213): avc: denied { unlink } for pid=4374 comm="syslogd" name="messages.0" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 107.854083][ T26] audit: type=1400 audit(1685107115.308:214): avc: denied { create } for pid=4374 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 108.300620][ T47] block nbd0: Receive control failed (result -32) [ 108.300625][ T4347] block nbd0: Receive control failed (result -32) [ 108.304255][ T5707] block nbd0: shutting down sockets [ 108.416324][ T5709] FAULT_INJECTION: forcing a failure. [ 108.416324][ T5709] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 108.429573][ T5709] CPU: 0 PID: 5709 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 108.438164][ T5709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 108.448230][ T5709] Call Trace: [ 108.451515][ T5709] [ 108.454436][ T5709] dump_stack_lvl+0x8a/0xa0 [ 108.458931][ T5709] should_fail_ex+0x49f/0x5b0 [ 108.463690][ T5709] prepare_alloc_pages+0x178/0x570 [ 108.468837][ T5709] __alloc_pages+0x145/0x490 [ 108.475505][ T5709] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 108.482260][ T5709] ? lock_downgrade+0x690/0x690 [ 108.487109][ T5709] __get_free_pages+0x8/0x40 [ 108.491701][ T5709] inode_doinit_with_dentry+0x5c0/0x12e0 [ 108.497325][ T5709] ? selinux_sem_semctl+0x120/0x120 [ 108.502516][ T5709] ? current_time+0x6e/0x220 [ 108.507100][ T5709] ? mode_strip_sgid+0x150/0x150 [ 108.512022][ T5709] security_d_instantiate+0x41/0xb0 [ 108.517202][ T5709] d_instantiate+0x4b/0x80 [ 108.521617][ T5709] __debugfs_create_file+0x193/0x530 [ 108.526886][ T5709] nbd_start_device+0x3ac/0xc50 [ 108.531724][ T5709] ? security_capable+0x4c/0x90 [ 108.536560][ T5709] nbd_ioctl+0x3dc/0xa60 [ 108.540794][ T5709] ? blkdev_bszset+0x190/0x190 [ 108.545538][ T5709] ? nbd_start_device+0xc50/0xc50 [ 108.550547][ T5709] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 108.557128][ T5709] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 108.563119][ T5709] ? lock_downgrade+0x690/0x690 [ 108.567970][ T5709] ? __ct_user_enter+0xf9/0x130 [ 108.572829][ T5709] blkdev_ioctl+0x2ff/0x6b0 [ 108.577336][ T5709] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 108.582803][ T5709] __x64_sys_ioctl+0x11f/0x190 [ 108.587566][ T5709] do_syscall_64+0x35/0xb0 [ 108.591986][ T5709] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 108.598100][ T5709] RIP: 0033:0x7f5ec2e8a5a9 [ 108.602533][ T5709] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 108.622749][ T5709] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 108.631283][ T5709] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 108.639333][ T5709] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 108.647307][ T5709] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 108.655270][ T5709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 108.663226][ T5709] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 108.671190][ T5709] [ 109.175623][ T47] block nbd0: Receive control failed (result -32) [ 109.175623][ T4347] block nbd0: Receive control failed (result -32) [ 109.178727][ T5709] block nbd0: shutting down sockets [ 109.295138][ T5712] FAULT_INJECTION: forcing a failure. [ 109.295138][ T5712] name failslab, interval 1, probability 0, space 0, times 0 [ 109.307834][ T5712] CPU: 1 PID: 5712 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 109.316508][ T5712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 109.326640][ T5712] Call Trace: [ 109.329996][ T5712] [ 109.332917][ T5712] dump_stack_lvl+0x8a/0xa0 [ 109.337409][ T5712] should_fail_ex+0x49f/0x5b0 [ 109.342168][ T5712] should_failslab+0x5/0x10 [ 109.346657][ T5712] kmem_cache_alloc+0x59/0x3f0 [ 109.351409][ T5712] security_inode_alloc+0x25/0x110 [ 109.356528][ T5712] inode_init_always+0xbe7/0xed0 [ 109.361469][ T5712] alloc_inode+0x6d/0x1e0 [ 109.365805][ T5712] new_inode+0x16/0x240 [ 109.369965][ T5712] debugfs_get_inode+0xf/0x120 [ 109.374810][ T5712] __debugfs_create_file+0xad/0x530 [ 109.380001][ T5712] nbd_start_device+0x3ac/0xc50 [ 109.384930][ T5712] ? security_capable+0x4c/0x90 [ 109.389942][ T5712] nbd_ioctl+0x3dc/0xa60 [ 109.394197][ T5712] ? blkdev_bszset+0x190/0x190 [ 109.399063][ T5712] ? nbd_start_device+0xc50/0xc50 [ 109.404094][ T5712] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 109.410589][ T5712] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 109.416556][ T5712] ? lock_downgrade+0x690/0x690 [ 109.421393][ T5712] ? __ct_user_enter+0xf9/0x130 [ 109.426230][ T5712] blkdev_ioctl+0x2ff/0x6b0 [ 109.430721][ T5712] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 109.436161][ T5712] __x64_sys_ioctl+0x11f/0x190 [ 109.440906][ T5712] do_syscall_64+0x35/0xb0 [ 109.445306][ T5712] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 109.451213][ T5712] RIP: 0033:0x7f5ec2e8a5a9 [ 109.455625][ T5712] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 109.475238][ T5712] RSP: 002b:00007f5ec4074168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 109.483651][ T5712] RAX: ffffffffffffffda RBX: 00007f5ec2fac050 RCX: 00007f5ec2e8a5a9 [ 109.491608][ T5712] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 109.499570][ T5712] RBP: 00007f5ec40741d0 R08: 0000000000000000 R09: 0000000000000000 [ 109.507529][ T5712] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 109.515489][ T5712] R13: 00007fff2ce8f94f R14: 00007f5ec4074300 R15: 0000000000022000 [ 109.523450][ T5712] [ 109.529897][ T5712] debugfs: out of free dentries, can not create file 'tasks' [ 110.052378][ T4347] block nbd0: Receive control failed (result -32) [ 110.052408][ T47] block nbd0: Receive control failed (result -32) [ 110.060872][ T5712] block nbd0: shutting down sockets [ 110.155580][ T5714] FAULT_INJECTION: forcing a failure. [ 110.155580][ T5714] name failslab, interval 1, probability 0, space 0, times 0 [ 110.168356][ T5714] CPU: 0 PID: 5714 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 110.176932][ T5714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 110.186982][ T5714] Call Trace: [ 110.190342][ T5714] [ 110.193258][ T5714] dump_stack_lvl+0x8a/0xa0 [ 110.197745][ T5714] should_fail_ex+0x49f/0x5b0 [ 110.202404][ T5714] should_failslab+0x5/0x10 [ 110.206892][ T5714] kmem_cache_alloc+0x59/0x3f0 [ 110.211647][ T5714] security_inode_alloc+0x25/0x110 [ 110.216742][ T5714] inode_init_always+0xbe7/0xed0 [ 110.221661][ T5714] alloc_inode+0x6d/0x1e0 [ 110.225973][ T5714] new_inode+0x16/0x240 [ 110.230122][ T5714] debugfs_get_inode+0xf/0x120 [ 110.234893][ T5714] __debugfs_create_file+0xad/0x530 [ 110.240076][ T5714] nbd_start_device+0x3ac/0xc50 [ 110.244905][ T5714] ? security_capable+0x4c/0x90 [ 110.249741][ T5714] nbd_ioctl+0x3dc/0xa60 [ 110.254051][ T5714] ? blkdev_bszset+0x190/0x190 [ 110.258796][ T5714] ? nbd_start_device+0xc50/0xc50 [ 110.265883][ T5714] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 110.272365][ T5714] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 110.278322][ T5714] ? lock_downgrade+0x690/0x690 [ 110.283154][ T5714] ? __ct_user_enter+0xf9/0x130 [ 110.287986][ T5714] blkdev_ioctl+0x2ff/0x6b0 [ 110.292491][ T5714] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 110.297950][ T5714] __x64_sys_ioctl+0x11f/0x190 [ 110.302698][ T5714] do_syscall_64+0x35/0xb0 [ 110.307097][ T5714] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 110.312973][ T5714] RIP: 0033:0x7f5ec2e8a5a9 [ 110.317372][ T5714] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 110.336981][ T5714] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 110.345379][ T5714] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 110.353333][ T5714] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 110.361287][ T5714] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 110.369429][ T5714] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 110.377494][ T5714] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 110.385463][ T5714] [ 110.389266][ T5714] debugfs: out of free dentries, can not create file 'tasks' [ 110.926477][ T4347] block nbd0: Receive control failed (result -32) [ 110.926485][ T47] block nbd0: Receive control failed (result -32) [ 110.929981][ T5714] block nbd0: shutting down sockets [ 111.055867][ T5716] FAULT_INJECTION: forcing a failure. [ 111.055867][ T5716] name failslab, interval 1, probability 0, space 0, times 0 [ 111.068880][ T5716] CPU: 1 PID: 5716 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 111.077473][ T5716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 111.087523][ T5716] Call Trace: [ 111.090808][ T5716] [ 111.093734][ T5716] dump_stack_lvl+0x8a/0xa0 [ 111.098270][ T5716] should_fail_ex+0x49f/0x5b0 [ 111.102939][ T5716] should_failslab+0x5/0x10 [ 111.107438][ T5716] kmem_cache_alloc+0x59/0x3f0 [ 111.112460][ T5716] security_inode_alloc+0x25/0x110 [ 111.117561][ T5716] inode_init_always+0xbe7/0xed0 [ 111.122502][ T5716] alloc_inode+0x6d/0x1e0 [ 111.126843][ T5716] new_inode+0x16/0x240 [ 111.131014][ T5716] debugfs_get_inode+0xf/0x120 [ 111.135778][ T5716] __debugfs_create_file+0xad/0x530 [ 111.141079][ T5716] nbd_start_device+0x3ac/0xc50 [ 111.145931][ T5716] ? security_capable+0x4c/0x90 [ 111.150768][ T5716] nbd_ioctl+0x3dc/0xa60 [ 111.155003][ T5716] ? blkdev_bszset+0x190/0x190 [ 111.159748][ T5716] ? nbd_start_device+0xc50/0xc50 [ 111.164754][ T5716] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 111.171235][ T5716] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 111.177201][ T5716] ? lock_downgrade+0x690/0x690 [ 111.182298][ T5716] ? __ct_user_enter+0xf9/0x130 [ 111.187223][ T5716] blkdev_ioctl+0x2ff/0x6b0 [ 111.191713][ T5716] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 111.197154][ T5716] __x64_sys_ioctl+0x11f/0x190 [ 111.201899][ T5716] do_syscall_64+0x35/0xb0 [ 111.206299][ T5716] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 111.212183][ T5716] RIP: 0033:0x7f5ec2e8a5a9 [ 111.216587][ T5716] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 111.236184][ T5716] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 111.244671][ T5716] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 111.252643][ T5716] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 111.260607][ T5716] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 111.268655][ T5716] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 111.276614][ T5716] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 111.284573][ T5716] [ 111.293572][ T5716] debugfs: out of free dentries, can not create file 'tasks' [ 111.802610][ T47] block nbd0: Receive control failed (result -32) [ 111.802644][ T4347] block nbd0: Receive control failed (result -32) [ 111.813292][ T5716] block nbd0: shutting down sockets [ 111.935098][ T5719] FAULT_INJECTION: forcing a failure. [ 111.935098][ T5719] name failslab, interval 1, probability 0, space 0, times 0 [ 111.948019][ T5719] CPU: 1 PID: 5719 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 111.956614][ T5719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 111.966659][ T5719] Call Trace: [ 111.969947][ T5719] [ 111.972870][ T5719] dump_stack_lvl+0x8a/0xa0 [ 111.977367][ T5719] should_fail_ex+0x49f/0x5b0 [ 111.982036][ T5719] should_failslab+0x5/0x10 [ 111.986528][ T5719] kmem_cache_alloc+0x59/0x3f0 [ 111.991283][ T5719] security_inode_alloc+0x25/0x110 [ 111.996500][ T5719] inode_init_always+0xbe7/0xed0 [ 112.001422][ T5719] alloc_inode+0x6d/0x1e0 [ 112.005822][ T5719] new_inode+0x16/0x240 [ 112.009962][ T5719] debugfs_get_inode+0xf/0x120 [ 112.014800][ T5719] __debugfs_create_file+0xad/0x530 [ 112.019985][ T5719] nbd_start_device+0x3ac/0xc50 [ 112.024819][ T5719] ? security_capable+0x4c/0x90 [ 112.029652][ T5719] nbd_ioctl+0x3dc/0xa60 [ 112.033890][ T5719] ? blkdev_bszset+0x190/0x190 [ 112.038639][ T5719] ? nbd_start_device+0xc50/0xc50 [ 112.043650][ T5719] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 112.051350][ T5719] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 112.057321][ T5719] ? lock_downgrade+0x690/0x690 [ 112.062154][ T5719] ? __ct_user_enter+0xf9/0x130 [ 112.067083][ T5719] blkdev_ioctl+0x2ff/0x6b0 [ 112.071569][ T5719] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 112.077010][ T5719] __x64_sys_ioctl+0x11f/0x190 [ 112.081756][ T5719] do_syscall_64+0x35/0xb0 [ 112.086162][ T5719] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 112.092041][ T5719] RIP: 0033:0x7f5ec2e8a5a9 [ 112.096445][ T5719] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 112.116038][ T5719] RSP: 002b:00007f5ec4074168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 112.124472][ T5719] RAX: ffffffffffffffda RBX: 00007f5ec2fac050 RCX: 00007f5ec2e8a5a9 [ 112.132452][ T5719] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 112.140417][ T5719] RBP: 00007f5ec40741d0 R08: 0000000000000000 R09: 0000000000000000 [ 112.148407][ T5719] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 112.156376][ T5719] R13: 00007fff2ce8f94f R14: 00007f5ec4074300 R15: 0000000000022000 [ 112.164365][ T5719] [ 112.170692][ T5719] debugfs: out of free dentries, can not create file 'tasks' 2023/05/26 13:18:40 executed programs: 31 [ 112.673312][ T4347] block nbd0: Receive control failed (result -32) [ 112.673330][ T47] block nbd0: Receive control failed (result -32) [ 112.674148][ T5719] block nbd0: shutting down sockets [ 112.807804][ T5721] FAULT_INJECTION: forcing a failure. [ 112.807804][ T5721] name failslab, interval 1, probability 0, space 0, times 0 [ 112.820532][ T5721] CPU: 0 PID: 5721 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 112.829108][ T5721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 112.839160][ T5721] Call Trace: [ 112.844412][ T5721] [ 112.847393][ T5721] dump_stack_lvl+0x8a/0xa0 [ 112.851900][ T5721] should_fail_ex+0x49f/0x5b0 [ 112.856587][ T5721] should_failslab+0x5/0x10 [ 112.861083][ T5721] kmem_cache_alloc+0x59/0x3f0 [ 112.865832][ T5721] security_inode_alloc+0x25/0x110 [ 112.870928][ T5721] inode_init_always+0xbe7/0xed0 [ 112.875854][ T5721] alloc_inode+0x6d/0x1e0 [ 112.880183][ T5721] new_inode+0x16/0x240 [ 112.884336][ T5721] debugfs_get_inode+0xf/0x120 [ 112.889087][ T5721] __debugfs_create_file+0xad/0x530 [ 112.894273][ T5721] nbd_start_device+0x3ac/0xc50 [ 112.899109][ T5721] ? security_capable+0x4c/0x90 [ 112.903942][ T5721] nbd_ioctl+0x3dc/0xa60 [ 112.908167][ T5721] ? blkdev_bszset+0x190/0x190 [ 112.912912][ T5721] ? nbd_start_device+0xc50/0xc50 [ 112.917914][ T5721] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 112.924514][ T5721] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 112.930476][ T5721] ? lock_downgrade+0x690/0x690 [ 112.935322][ T5721] ? __ct_user_enter+0xf9/0x130 [ 112.940179][ T5721] blkdev_ioctl+0x2ff/0x6b0 [ 112.944686][ T5721] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 112.950150][ T5721] __x64_sys_ioctl+0x11f/0x190 [ 112.954989][ T5721] do_syscall_64+0x35/0xb0 [ 112.959404][ T5721] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 112.965299][ T5721] RIP: 0033:0x7f5ec2e8a5a9 [ 112.969706][ T5721] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 112.989400][ T5721] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 112.997898][ T5721] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 113.005859][ T5721] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 113.013833][ T5721] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 113.021794][ T5721] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 113.029957][ T5721] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 113.037917][ T5721] [ 113.044464][ T5721] debugfs: out of free dentries, can not create file 'tasks' [ 113.548706][ T4347] block nbd0: Receive control failed (result -32) [ 113.548732][ T47] block nbd0: Receive control failed (result -32) [ 113.555915][ T5721] block nbd0: shutting down sockets [ 113.685603][ T5723] FAULT_INJECTION: forcing a failure. [ 113.685603][ T5723] name failslab, interval 1, probability 0, space 0, times 0 [ 113.698343][ T5723] CPU: 0 PID: 5723 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 113.706946][ T5723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 113.716989][ T5723] Call Trace: [ 113.720257][ T5723] [ 113.723177][ T5723] dump_stack_lvl+0x8a/0xa0 [ 113.727665][ T5723] should_fail_ex+0x49f/0x5b0 [ 113.732332][ T5723] should_failslab+0x5/0x10 [ 113.736827][ T5723] kmem_cache_alloc+0x59/0x3f0 [ 113.741603][ T5723] security_inode_alloc+0x25/0x110 [ 113.746722][ T5723] inode_init_always+0xbe7/0xed0 [ 113.751656][ T5723] alloc_inode+0x6d/0x1e0 [ 113.756003][ T5723] new_inode+0x16/0x240 [ 113.760251][ T5723] debugfs_get_inode+0xf/0x120 [ 113.765004][ T5723] __debugfs_create_file+0xad/0x530 [ 113.770291][ T5723] nbd_start_device+0x3ac/0xc50 [ 113.775145][ T5723] ? security_capable+0x4c/0x90 [ 113.780079][ T5723] nbd_ioctl+0x3dc/0xa60 [ 113.784306][ T5723] ? blkdev_bszset+0x190/0x190 [ 113.789055][ T5723] ? nbd_start_device+0xc50/0xc50 [ 113.794062][ T5723] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 113.800556][ T5723] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 113.806538][ T5723] ? lock_downgrade+0x690/0x690 [ 113.811373][ T5723] ? __ct_user_enter+0xf9/0x130 [ 113.816208][ T5723] blkdev_ioctl+0x2ff/0x6b0 [ 113.820694][ T5723] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 113.826136][ T5723] __x64_sys_ioctl+0x11f/0x190 [ 113.830910][ T5723] do_syscall_64+0x35/0xb0 [ 113.835330][ T5723] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 113.841242][ T5723] RIP: 0033:0x7f5ec2e8a5a9 [ 113.845680][ T5723] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 113.865303][ T5723] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 113.873728][ T5723] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 113.881713][ T5723] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 113.889689][ T5723] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 113.897665][ T5723] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 113.905730][ T5723] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 113.913693][ T5723] [ 113.917707][ T5723] debugfs: out of free dentries, can not create file 'tasks' [ 114.428014][ T4347] block nbd0: Receive control failed (result -32) [ 114.428043][ T47] block nbd0: Receive control failed (result -32) [ 114.435172][ T5723] block nbd0: shutting down sockets [ 114.556199][ T5725] FAULT_INJECTION: forcing a failure. [ 114.556199][ T5725] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 114.569668][ T5725] CPU: 1 PID: 5725 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 114.578256][ T5725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 114.588395][ T5725] Call Trace: [ 114.591700][ T5725] [ 114.594806][ T5725] dump_stack_lvl+0x8a/0xa0 [ 114.599305][ T5725] should_fail_ex+0x49f/0x5b0 [ 114.604073][ T5725] prepare_alloc_pages+0x178/0x570 [ 114.609346][ T5725] __alloc_pages+0x145/0x490 [ 114.613928][ T5725] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 114.620673][ T5725] ? lock_downgrade+0x690/0x690 [ 114.625617][ T5725] __get_free_pages+0x8/0x40 [ 114.630202][ T5725] inode_doinit_with_dentry+0x5c0/0x12e0 [ 114.635998][ T5725] ? selinux_sem_semctl+0x120/0x120 [ 114.641186][ T5725] ? current_time+0x6e/0x220 [ 114.645758][ T5725] ? mode_strip_sgid+0x150/0x150 [ 114.650676][ T5725] security_d_instantiate+0x41/0xb0 [ 114.655866][ T5725] d_instantiate+0x4b/0x80 [ 114.660438][ T5725] __debugfs_create_file+0x193/0x530 [ 114.665888][ T5725] nbd_start_device+0x3ac/0xc50 [ 114.670719][ T5725] ? security_capable+0x4c/0x90 [ 114.675652][ T5725] nbd_ioctl+0x3dc/0xa60 [ 114.679885][ T5725] ? blkdev_bszset+0x190/0x190 [ 114.684627][ T5725] ? nbd_start_device+0xc50/0xc50 [ 114.689633][ T5725] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 114.696123][ T5725] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 114.702112][ T5725] ? lock_downgrade+0x690/0x690 [ 114.706975][ T5725] ? __ct_user_enter+0xf9/0x130 [ 114.711811][ T5725] blkdev_ioctl+0x2ff/0x6b0 [ 114.716385][ T5725] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 114.722007][ T5725] __x64_sys_ioctl+0x11f/0x190 [ 114.726941][ T5725] do_syscall_64+0x35/0xb0 [ 114.731371][ T5725] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 114.737360][ T5725] RIP: 0033:0x7f5ec2e8a5a9 [ 114.741870][ T5725] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 114.761829][ T5725] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 114.770316][ T5725] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 114.778372][ T5725] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 114.786342][ T5725] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 114.794308][ T5725] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 114.802445][ T5725] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 114.810498][ T5725] [ 115.306385][ T47] block nbd0: Receive control failed (result -32) [ 115.306409][ T4347] block nbd0: Receive control failed (result -32) [ 115.313778][ T5725] block nbd0: shutting down sockets [ 115.464820][ T5728] block nbd0: Device being setup by another task [ 115.528852][ T5727] FAULT_INJECTION: forcing a failure. [ 115.528852][ T5727] name failslab, interval 1, probability 0, space 0, times 0 [ 115.541807][ T5727] CPU: 1 PID: 5727 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 115.550553][ T5727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 115.560596][ T5727] Call Trace: [ 115.563863][ T5727] [ 115.566783][ T5727] dump_stack_lvl+0x8a/0xa0 [ 115.571284][ T5727] should_fail_ex+0x49f/0x5b0 [ 115.575957][ T5727] should_failslab+0x5/0x10 [ 115.580528][ T5727] __kmem_cache_alloc_node+0x57/0x3f0 [ 115.585900][ T5727] ? pointer+0x850/0x850 [ 115.590217][ T5727] ? kobject_set_name_vargs+0x41/0x110 [ 115.595678][ T5727] __kmalloc_node_track_caller+0x4b/0x1a0 [ 115.601702][ T5727] kvasprintf+0xb0/0x130 [ 115.606038][ T5727] ? bust_spinlocks+0x90/0x90 [ 115.610792][ T5727] ? internal_create_groups.part.0+0x77/0x100 [ 115.616894][ T5727] kobject_set_name_vargs+0x41/0x110 [ 115.622258][ T5727] kobject_add+0xec/0x1f0 [ 115.626582][ T5727] ? xas_find+0x45c/0x630 [ 115.630923][ T5727] ? kset_create_and_add+0x170/0x170 [ 115.636508][ T5727] ? xa_find+0x149/0x290 [ 115.640929][ T5727] ? xas_find+0x630/0x630 [ 115.645251][ T5727] blk_mq_register_hctx+0x216/0x420 [ 115.650569][ T5727] blk_mq_sysfs_register_hctxs+0x12d/0x150 [ 115.656465][ T5727] ? blk_mq_sysfs_unregister_hctxs+0x270/0x270 [ 115.662610][ T5727] blk_mq_update_nr_hw_queues+0x662/0xee0 [ 115.668404][ T5727] ? blk_mq_map_swqueue+0x10a0/0x10a0 [ 115.673869][ T5727] ? mutex_lock_io_nested+0x1190/0x1190 [ 115.679430][ T5727] ? tomoyo_execute_permission+0x470/0x470 [ 115.685317][ T5727] nbd_start_device+0x10a/0xc50 [ 115.690157][ T5727] ? security_capable+0x4c/0x90 [ 115.694988][ T5727] nbd_ioctl+0x3dc/0xa60 [ 115.699312][ T5727] ? blkdev_bszset+0x190/0x190 [ 115.704134][ T5727] ? nbd_start_device+0xc50/0xc50 [ 115.709831][ T5727] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 115.716327][ T5727] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 115.722344][ T5727] ? lock_downgrade+0x690/0x690 [ 115.727227][ T5727] ? __ct_user_enter+0xf9/0x130 [ 115.732085][ T5727] blkdev_ioctl+0x2ff/0x6b0 [ 115.736667][ T5727] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 115.742117][ T5727] __x64_sys_ioctl+0x11f/0x190 [ 115.746883][ T5727] do_syscall_64+0x35/0xb0 [ 115.751374][ T5727] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 115.757252][ T5727] RIP: 0033:0x7f5ec2e8a5a9 [ 115.761675][ T5727] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 115.781464][ T5727] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 115.789979][ T5727] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 115.797955][ T5727] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 115.805998][ T5727] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 115.813956][ T5727] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 115.822016][ T5727] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 115.830080][ T5727] [ 115.834955][ T5727] kobject: can not set name properly! [ 116.194076][ T4347] block nbd0: Receive control failed (result -32) [ 116.195820][ T5727] block nbd0: shutting down sockets [ 116.378216][ T5730] ------------[ cut here ]------------ [ 116.383736][ T5730] kernfs: can not remove 'nr_tags', no directory [ 116.390260][ T5730] WARNING: CPU: 0 PID: 5730 at fs/kernfs/dir.c:1656 kernfs_remove_by_name_ns+0xce/0xf0 [ 116.400016][ T5730] Modules linked in: [ 116.403909][ T5730] CPU: 0 PID: 5730 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 116.412531][ T5730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 116.422644][ T5730] RIP: 0010:kernfs_remove_by_name_ns+0xce/0xf0 [ 116.428839][ T5730] Code: a8 ee 70 ff 31 c0 5b 5d 41 5c 41 5d 41 5e c3 4c 89 e7 e8 95 ee 70 ff b8 fe ff ff ff eb e8 48 c7 c7 e0 64 1e 89 e8 62 6a 5a ff <0f> 0b b8 fe ff ff ff eb d3 e8 74 f9 d0 ff eb 81 e8 6d f9 d0 ff e9 [ 116.448863][ T5730] RSP: 0018:ffffc9000327fa68 EFLAGS: 00010286 [ 116.455074][ T5730] RAX: 0000000000000000 RBX: ffffffff8ba66b28 RCX: 0000000000000000 [ 116.463079][ T5730] RDX: 0000000000000002 RSI: 0000000000000008 RDI: 0000000000000001 [ 116.471103][ T5730] RBP: ffffffff8ba66c20 R08: 0000000000000000 R09: ffffc9000327f797 [ 116.479106][ T5730] R10: fffff5200064fef2 R11: 0000000000000001 R12: 0000000000000000 [ 116.487142][ T5730] R13: dffffc0000000000 R14: ffffffff89640740 R15: ffff88801cbe1000 [ 116.495154][ T5730] FS: 00007f5ec4095700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 116.504185][ T5730] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.510840][ T5730] CR2: 00007f5ec2fad0b0 CR3: 0000000076947000 CR4: 00000000003506f0 [ 116.518866][ T5730] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 116.526893][ T5730] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 116.534908][ T5730] Call Trace: [ 116.538185][ T5730] [ 116.541110][ T5730] remove_files+0x87/0x1a0 [ 116.545572][ T5730] sysfs_remove_group+0x72/0x140 [ 116.550523][ T5730] ? do_raw_spin_unlock+0x171/0x230 [ 116.555760][ T5730] sysfs_remove_groups+0x4a/0x90 [ 116.560717][ T5730] __kobject_del+0x7d/0x1c0 [ 116.565272][ T5730] kobject_del+0x32/0x50 [ 116.569528][ T5730] blk_mq_sysfs_unregister_hctxs+0x1f6/0x270 [ 116.575549][ T5730] ? blk_mq_sysfs_unregister+0x3a0/0x3a0 [ 116.581193][ T5730] ? blk_mq_debugfs_register_hctxs+0x120/0x120 [ 116.587747][ T5730] blk_mq_update_nr_hw_queues+0x3f8/0xee0 [ 116.593485][ T5730] ? blk_mq_map_swqueue+0x10a0/0x10a0 [ 116.598904][ T5730] ? mutex_lock_io_nested+0x1190/0x1190 [ 116.604461][ T5730] ? tomoyo_execute_permission+0x470/0x470 [ 116.610324][ T5730] nbd_start_device+0x10a/0xc50 [ 116.615221][ T5730] ? security_capable+0x4c/0x90 [ 116.620076][ T5730] nbd_ioctl+0x3dc/0xa60 [ 116.624334][ T5730] ? blkdev_bszset+0x190/0x190 [ 116.629835][ T5730] ? nbd_start_device+0xc50/0xc50 [ 116.634919][ T5730] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 116.641430][ T5730] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 116.647446][ T5730] ? lock_downgrade+0x690/0x690 [ 116.652326][ T5730] ? __ct_user_enter+0xf9/0x130 [ 116.657339][ T5730] blkdev_ioctl+0x2ff/0x6b0 [ 116.661846][ T5730] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 116.667342][ T5730] __x64_sys_ioctl+0x11f/0x190 [ 116.672143][ T5730] do_syscall_64+0x35/0xb0 [ 116.676604][ T5730] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 116.682508][ T5730] RIP: 0033:0x7f5ec2e8a5a9 [ 116.686976][ T5730] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 116.706702][ T5730] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 116.715165][ T5730] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 116.724465][ T5730] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 116.732589][ T5730] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 116.740592][ T5730] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 116.748610][ T5730] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 116.756610][ T5730] [ 116.759635][ T5730] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 116.766912][ T5730] CPU: 0 PID: 5730 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller #0 [ 116.775487][ T5730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/16/2023 [ 116.785705][ T5730] Call Trace: [ 116.788980][ T5730] [ 116.791949][ T5730] dump_stack_lvl+0x60/0xa0 [ 116.796464][ T5730] panic+0x24b/0x540 [ 116.800436][ T5730] ? panic_smp_self_stop+0x70/0x70 [ 116.805545][ T5730] ? kernfs_remove_by_name_ns+0xce/0xf0 [ 116.811075][ T5730] check_panic_on_warn+0x71/0x80 [ 116.815998][ T5730] __warn+0xd0/0x2c0 [ 116.819884][ T5730] ? preempt_schedule_notrace+0x5b/0xc0 [ 116.825412][ T5730] ? kernfs_remove_by_name_ns+0xce/0xf0 [ 116.830946][ T5730] report_bug+0x33f/0x400 [ 116.835265][ T5730] handle_bug+0x3c/0x70 [ 116.839418][ T5730] exc_invalid_op+0x14/0x40 [ 116.843914][ T5730] asm_exc_invalid_op+0x16/0x20 [ 116.848840][ T5730] RIP: 0010:kernfs_remove_by_name_ns+0xce/0xf0 [ 116.854981][ T5730] Code: a8 ee 70 ff 31 c0 5b 5d 41 5c 41 5d 41 5e c3 4c 89 e7 e8 95 ee 70 ff b8 fe ff ff ff eb e8 48 c7 c7 e0 64 1e 89 e8 62 6a 5a ff <0f> 0b b8 fe ff ff ff eb d3 e8 74 f9 d0 ff eb 81 e8 6d f9 d0 ff e9 [ 116.874569][ T5730] RSP: 0018:ffffc9000327fa68 EFLAGS: 00010286 [ 116.880623][ T5730] RAX: 0000000000000000 RBX: ffffffff8ba66b28 RCX: 0000000000000000 [ 116.888583][ T5730] RDX: 0000000000000002 RSI: 0000000000000008 RDI: 0000000000000001 [ 116.896546][ T5730] RBP: ffffffff8ba66c20 R08: 0000000000000000 R09: ffffc9000327f797 [ 116.904501][ T5730] R10: fffff5200064fef2 R11: 0000000000000001 R12: 0000000000000000 [ 116.912499][ T5730] R13: dffffc0000000000 R14: ffffffff89640740 R15: ffff88801cbe1000 [ 116.920470][ T5730] ? kernfs_remove_by_name_ns+0xce/0xf0 [ 116.926013][ T5730] remove_files+0x87/0x1a0 [ 116.930417][ T5730] sysfs_remove_group+0x72/0x140 [ 116.935337][ T5730] ? do_raw_spin_unlock+0x171/0x230 [ 116.940553][ T5730] sysfs_remove_groups+0x4a/0x90 [ 116.945494][ T5730] __kobject_del+0x7d/0x1c0 [ 116.949987][ T5730] kobject_del+0x32/0x50 [ 116.954246][ T5730] blk_mq_sysfs_unregister_hctxs+0x1f6/0x270 [ 116.960215][ T5730] ? blk_mq_sysfs_unregister+0x3a0/0x3a0 [ 116.965836][ T5730] ? blk_mq_debugfs_register_hctxs+0x120/0x120 [ 116.971999][ T5730] blk_mq_update_nr_hw_queues+0x3f8/0xee0 [ 116.977728][ T5730] ? blk_mq_map_swqueue+0x10a0/0x10a0 [ 116.983091][ T5730] ? mutex_lock_io_nested+0x1190/0x1190 [ 116.988622][ T5730] ? tomoyo_execute_permission+0x470/0x470 [ 116.994413][ T5730] nbd_start_device+0x10a/0xc50 [ 116.999248][ T5730] ? security_capable+0x4c/0x90 [ 117.004082][ T5730] nbd_ioctl+0x3dc/0xa60 [ 117.008310][ T5730] ? blkdev_bszset+0x190/0x190 [ 117.013073][ T5730] ? nbd_start_device+0xc50/0xc50 [ 117.018080][ T5730] ? ioctl_has_perm.constprop.0.isra.0+0x250/0x3f0 [ 117.024567][ T5730] ? selinux_bprm_creds_for_exec+0xaa0/0xaa0 [ 117.030549][ T5730] ? lock_downgrade+0x690/0x690 [ 117.035408][ T5730] ? __ct_user_enter+0xf9/0x130 [ 117.040343][ T5730] blkdev_ioctl+0x2ff/0x6b0 [ 117.044836][ T5730] ? blkdev_common_ioctl+0x15b0/0x15b0 [ 117.050278][ T5730] __x64_sys_ioctl+0x11f/0x190 [ 117.055046][ T5730] do_syscall_64+0x35/0xb0 [ 117.059461][ T5730] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 117.065339][ T5730] RIP: 0033:0x7f5ec2e8a5a9 [ 117.069742][ T5730] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 [ 117.089333][ T5730] RSP: 002b:00007f5ec4095168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 117.097863][ T5730] RAX: ffffffffffffffda RBX: 00007f5ec2fabf80 RCX: 00007f5ec2e8a5a9 [ 117.105838][ T5730] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 117.113920][ T5730] RBP: 00007f5ec40951d0 R08: 0000000000000000 R09: 0000000000000000 [ 117.122168][ T5730] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 117.130139][ T5730] R13: 00007fff2ce8f94f R14: 00007f5ec4095300 R15: 0000000000022000 [ 117.138543][ T5730] [ 117.142115][ T5730] Kernel Offset: disabled [ 117.146552][ T5730] Rebooting in 86400 seconds..