Warning: Permanently added '10.128.1.225' (ED25519) to the list of known hosts. 2025/07/06 06:58:57 ignoring optional flag "sandboxArg"="0" 2025/07/06 06:58:57 ignoring optional flag "type"="gce" 2025/07/06 06:58:58 parsed 1 programs 2025/07/06 06:58:58 executed programs: 0 [ 105.563605][ T6147] cgroup: Unknown subsys name 'net' [ 105.578512][ T6147] cgroup: Unknown subsys name 'cpuset' [ 105.586620][ T6147] cgroup: Unknown subsys name 'rlimit' [ 106.687597][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 106.695295][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 106.702974][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 106.712039][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 106.719801][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 106.869515][ T6154] chnl_net:caif_netlink_parms(): no params data found [ 106.956076][ T6154] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.963311][ T6154] bridge0: port 1(bridge_slave_0) entered disabled state [ 106.970611][ T6154] bridge_slave_0: entered allmulticast mode [ 106.978700][ T6154] bridge_slave_0: entered promiscuous mode [ 106.986718][ T6154] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.994046][ T6154] bridge0: port 2(bridge_slave_1) entered disabled state [ 107.001556][ T6154] bridge_slave_1: entered allmulticast mode [ 107.008888][ T6154] bridge_slave_1: entered promiscuous mode [ 107.045291][ T6154] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 107.057377][ T6154] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 107.098063][ T6154] team0: Port device team_slave_0 added [ 107.107530][ T6154] team0: Port device team_slave_1 added [ 107.141239][ T6154] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 107.148227][ T6154] 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. [ 107.175051][ T6154] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 107.191415][ T6154] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 107.198363][ T6154] 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. [ 107.224565][ T6154] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 107.271712][ T6154] hsr_slave_0: entered promiscuous mode [ 107.278180][ T6154] hsr_slave_1: entered promiscuous mode [ 107.412956][ T6154] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.420095][ T6154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 107.427651][ T6154] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.434810][ T6154] bridge0: port 1(bridge_slave_0) entered forwarding state [ 107.492400][ T6154] 8021q: adding VLAN 0 to HW filter on device bond0 [ 107.513099][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 107.521417][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 107.537043][ T6154] 8021q: adding VLAN 0 to HW filter on device team0 [ 107.550452][ T59] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.557577][ T59] bridge0: port 1(bridge_slave_0) entered forwarding state [ 107.574494][ T59] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.581689][ T59] bridge0: port 2(bridge_slave_1) entered forwarding state [ 107.649852][ T6154] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 108.086470][ T6154] veth0_vlan: entered promiscuous mode [ 108.100701][ T6154] veth1_vlan: entered promiscuous mode [ 108.132335][ T6154] veth0_macvtap: entered promiscuous mode [ 108.141784][ T6154] veth1_macvtap: entered promiscuous mode [ 108.161772][ T6154] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 108.176155][ T6154] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 108.244608][ T59] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 108.252883][ T59] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 108.286543][ T36] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 108.294905][ T36] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 108.463662][ T6196] [ 108.466024][ T6196] ====================================================== [ 108.473026][ T6196] WARNING: possible circular locking dependency detected [ 108.480030][ T6196] 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 Not tainted [ 108.486600][ T6196] ------------------------------------------------------ [ 108.493599][ T6196] syz-executor.0/6196 is trying to acquire lock: [ 108.499908][ T6196] ffffffff8e225768 (pcpu_alloc_mutex){+.+.}-{4:4}, at: pcpu_alloc_noprof+0x286/0x16b0 [ 108.509500][ T6196] [ 108.509500][ T6196] but task is already holding lock: [ 108.516851][ T6196] ffff8880254200a8 (&q->q_usage_counter(io)#49){++++}-{0:0}, at: nbd_start_device+0x16c/0xac0 [ 108.527132][ T6196] [ 108.527132][ T6196] which lock already depends on the new lock. [ 108.527132][ T6196] [ 108.537517][ T6196] [ 108.537517][ T6196] the existing dependency chain (in reverse order) is: [ 108.546516][ T6196] [ 108.546516][ T6196] -> #2 (&q->q_usage_counter(io)#49){++++}-{0:0}: [ 108.555125][ T6196] lock_acquire+0x120/0x360 [ 108.560141][ T6196] blk_alloc_queue+0x538/0x620 [ 108.565416][ T6196] __blk_mq_alloc_disk+0x162/0x340 [ 108.571040][ T6196] nbd_dev_add+0x476/0xb00 [ 108.575966][ T6196] nbd_init+0x21a/0x2d0 [ 108.580645][ T6196] do_one_initcall+0x236/0x820 [ 108.585940][ T6196] do_initcall_level+0x137/0x1f0 [ 108.591392][ T6196] do_initcalls+0x69/0xd0 [ 108.596235][ T6196] kernel_init_freeable+0x3d9/0x570 [ 108.601952][ T6196] kernel_init+0x1d/0x1d0 [ 108.606821][ T6196] ret_from_fork+0x3fc/0x770 [ 108.611931][ T6196] ret_from_fork_asm+0x1a/0x30 [ 108.617228][ T6196] [ 108.617228][ T6196] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 108.624441][ T6196] lock_acquire+0x120/0x360 [ 108.629453][ T6196] fs_reclaim_acquire+0x72/0x100 [ 108.634937][ T6196] prepare_alloc_pages+0x153/0x610 [ 108.640572][ T6196] __alloc_frozen_pages_noprof+0x123/0x370 [ 108.646933][ T6196] __alloc_pages_noprof+0xa/0x30 [ 108.652388][ T6196] pcpu_populate_chunk+0x182/0xb30 [ 108.658014][ T6196] pcpu_alloc_noprof+0xcbf/0x16b0 [ 108.663576][ T6196] xt_percpu_counter_alloc+0x161/0x220 [ 108.669556][ T6196] translate_table+0x1323/0x2040 [ 108.675707][ T6196] ip6t_register_table+0x106/0x7d0 [ 108.681341][ T6196] ip6table_mangle_table_init+0x41/0x70 [ 108.687406][ T6196] xt_find_table_lock+0x30c/0x3e0 [ 108.692951][ T6196] xt_request_find_table_lock+0x26/0x100 [ 108.699103][ T6196] do_ip6t_get_ctl+0x730/0x1180 [ 108.704470][ T6196] nf_getsockopt+0x26e/0x290 [ 108.709576][ T6196] ipv6_getsockopt+0x1ed/0x290 [ 108.714863][ T6196] do_sock_getsockopt+0x360/0x650 [ 108.720454][ T6196] __x64_sys_getsockopt+0x1a5/0x250 [ 108.726187][ T6196] do_syscall_64+0xfa/0x3b0 [ 108.731200][ T6196] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 108.737602][ T6196] [ 108.737602][ T6196] -> #0 (pcpu_alloc_mutex){+.+.}-{4:4}: [ 108.745335][ T6196] validate_chain+0xb9b/0x2140 [ 108.750628][ T6196] __lock_acquire+0xab9/0xd20 [ 108.755813][ T6196] lock_acquire+0x120/0x360 [ 108.760831][ T6196] __mutex_lock+0x182/0xe80 [ 108.765856][ T6196] pcpu_alloc_noprof+0x286/0x16b0 [ 108.771395][ T6196] sbitmap_init_node+0x1e1/0x630 [ 108.776847][ T6196] sbitmap_queue_init_node+0x41/0x660 [ 108.782731][ T6196] blk_mq_init_tags+0x110/0x280 [ 108.788100][ T6196] blk_mq_alloc_map_and_rqs+0xbd/0x9f0 [ 108.794071][ T6196] blk_mq_update_nr_hw_queues+0x76a/0x14c0 [ 108.800391][ T6196] nbd_start_device+0x16c/0xac0 [ 108.805752][ T6196] nbd_ioctl+0x636/0xeb0 [ 108.810505][ T6196] blkdev_ioctl+0x5a8/0x6d0 [ 108.815523][ T6196] __se_sys_ioctl+0xfc/0x170 [ 108.820641][ T6196] do_syscall_64+0xfa/0x3b0 [ 108.825653][ T6196] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 108.832163][ T6196] [ 108.832163][ T6196] other info that might help us debug this: [ 108.832163][ T6196] [ 108.842380][ T6196] Chain exists of: [ 108.842380][ T6196] pcpu_alloc_mutex --> fs_reclaim --> &q->q_usage_counter(io)#49 [ 108.842380][ T6196] [ 108.856072][ T6196] Possible unsafe locking scenario: [ 108.856072][ T6196] [ 108.863513][ T6196] CPU0 CPU1 [ 108.868868][ T6196] ---- ---- [ 108.874216][ T6196] lock(&q->q_usage_counter(io)#49); [ 108.879590][ T6196] lock(fs_reclaim); [ 108.886092][ T6196] lock(&q->q_usage_counter(io)#49); [ 108.893988][ T6196] lock(pcpu_alloc_mutex); [ 108.898503][ T6196] [ 108.898503][ T6196] *** DEADLOCK *** [ 108.898503][ T6196] [ 108.906628][ T6196] 5 locks held by syz-executor.0/6196: [ 108.912067][ T6196] #0: ffff8880252dea30 (&nbd->config_lock){+.+.}-{4:4}, at: nbd_ioctl+0x131/0xeb0 [ 108.921393][ T6196] #1: ffff8880252de988 (&set->update_nr_hwq_lock){++++}-{4:4}, at: blk_mq_update_nr_hw_queues+0x3b/0x14c0 [ 108.932829][ T6196] #2: ffff8880252de8d8 (&set->tag_list_lock){+.+.}-{4:4}, at: blk_mq_update_nr_hw_queues+0x49/0x14c0 [ 108.943804][ T6196] #3: ffff8880254200a8 (&q->q_usage_counter(io)#49){++++}-{0:0}, at: nbd_start_device+0x16c/0xac0 [ 108.954522][ T6196] #4: ffff8880254200e0 (&q->q_usage_counter(queue)){+.+.}-{0:0}, at: nbd_start_device+0x16c/0xac0 [ 108.965231][ T6196] [ 108.965231][ T6196] stack backtrace: [ 108.971131][ T6196] CPU: 1 UID: 0 PID: 6196 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 108.971153][ T6196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 108.971163][ T6196] Call Trace: [ 108.971170][ T6196] [ 108.971177][ T6196] dump_stack_lvl+0x189/0x250 [ 108.971203][ T6196] ? __pfx_dump_stack_lvl+0x10/0x10 [ 108.971224][ T6196] ? __pfx__printk+0x10/0x10 [ 108.971248][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 108.971269][ T6196] ? print_lock_name+0xde/0x100 [ 108.971293][ T6196] print_circular_bug+0x2ee/0x310 [ 108.971318][ T6196] check_noncircular+0x134/0x160 [ 108.971343][ T6196] validate_chain+0xb9b/0x2140 [ 108.971371][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 108.971393][ T6196] __lock_acquire+0xab9/0xd20 [ 108.971414][ T6196] ? pcpu_alloc_noprof+0x286/0x16b0 [ 108.971436][ T6196] lock_acquire+0x120/0x360 [ 108.971453][ T6196] ? pcpu_alloc_noprof+0x286/0x16b0 [ 108.971480][ T6196] __mutex_lock+0x182/0xe80 [ 108.971498][ T6196] ? pcpu_alloc_noprof+0x286/0x16b0 [ 108.971520][ T6196] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 108.971547][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 108.971567][ T6196] ? kasan_save_track+0x4f/0x80 [ 108.971586][ T6196] ? kasan_save_track+0x3e/0x80 [ 108.971604][ T6196] ? __kmalloc_cache_node_noprof+0x234/0x3d0 [ 108.971626][ T6196] ? pcpu_alloc_noprof+0x286/0x16b0 [ 108.971647][ T6196] ? blk_mq_alloc_map_and_rqs+0xbd/0x9f0 [ 108.971666][ T6196] ? blk_mq_update_nr_hw_queues+0x76a/0x14c0 [ 108.971687][ T6196] ? __pfx___mutex_lock+0x10/0x10 [ 108.971703][ T6196] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 108.971732][ T6196] pcpu_alloc_noprof+0x286/0x16b0 [ 108.971772][ T6196] sbitmap_init_node+0x1e1/0x630 [ 108.971801][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 108.971828][ T6196] ? __kasan_kmalloc+0x93/0xb0 [ 108.971859][ T6196] sbitmap_queue_init_node+0x41/0x660 [ 108.971878][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 108.971898][ T6196] ? __raw_spin_lock_init+0x45/0x100 [ 108.971923][ T6196] blk_mq_init_tags+0x110/0x280 [ 108.971949][ T6196] blk_mq_alloc_map_and_rqs+0xbd/0x9f0 [ 108.971969][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 108.971990][ T6196] ? blk_mq_update_nr_hw_queues+0x678/0x14c0 [ 108.972010][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 108.972029][ T6196] ? kfree+0x18e/0x440 [ 108.972050][ T6196] blk_mq_update_nr_hw_queues+0x76a/0x14c0 [ 108.972079][ T6196] nbd_start_device+0x16c/0xac0 [ 108.972100][ T6196] ? security_capable+0x7e/0x2e0 [ 108.972129][ T6196] nbd_ioctl+0x636/0xeb0 [ 108.972149][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 108.972171][ T6196] ? __pfx_nbd_ioctl+0x10/0x10 [ 108.972195][ T6196] ? __pfx_nbd_ioctl+0x10/0x10 [ 108.972215][ T6196] blkdev_ioctl+0x5a8/0x6d0 [ 108.972234][ T6196] ? __pfx_blkdev_ioctl+0x10/0x10 [ 108.972250][ T6196] ? __fget_files+0x2a/0x420 [ 108.972275][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 108.972294][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 108.972314][ T6196] ? __pfx_blkdev_ioctl+0x10/0x10 [ 108.972331][ T6196] __se_sys_ioctl+0xfc/0x170 [ 108.972351][ T6196] do_syscall_64+0xfa/0x3b0 [ 108.972372][ T6196] ? lockdep_hardirqs_on+0x9c/0x150 [ 108.972388][ T6196] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 108.972404][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 108.972424][ T6196] ? exc_page_fault+0x9f/0xf0 [ 108.972451][ T6196] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 108.972468][ T6196] RIP: 0033:0x7f9110479829 [ 108.972483][ T6196] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 108.972497][ T6196] RSP: 002b:00007f910fbfe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 108.972514][ T6196] RAX: ffffffffffffffda RBX: 00007f911058bf60 RCX: 00007f9110479829 [ 108.972527][ T6196] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000009 [ 108.972538][ T6196] RBP: 00007f910fbfe120 R08: 0000000000000000 R09: 0000000000000000 [ 108.972549][ T6196] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 108.972559][ T6196] R13: 000000000000000b R14: 00007f911058bf60 R15: 00007fff41239e08 [ 108.972577][ T6196] [ 109.375725][ T51] Bluetooth: hci0: command tx timeout [ 109.425425][ T51] block nbd0: Receive control failed (result -32) [ 109.431257][ T5160] block nbd0: Receive control failed (result -32) [ 109.452087][ T6196] block nbd0: shutting down sockets [ 109.571521][ T6198] FAULT_INJECTION: forcing a failure. [ 109.571521][ T6198] name failslab, interval 1, probability 0, space 0, times 0 [ 109.584211][ T6198] CPU: 0 UID: 0 PID: 6198 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 109.584241][ T6198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 109.584256][ T6198] Call Trace: [ 109.584264][ T6198] [ 109.584272][ T6198] dump_stack_lvl+0x189/0x250 [ 109.584297][ T6198] ? __pfx____ratelimit+0x10/0x10 [ 109.584326][ T6198] ? __pfx_dump_stack_lvl+0x10/0x10 [ 109.584346][ T6198] ? __pfx__printk+0x10/0x10 [ 109.584372][ T6198] ? __pfx___might_resched+0x10/0x10 [ 109.584393][ T6198] ? srso_alias_return_thunk+0x5/0xfbef5 [ 109.584413][ T6198] ? lock_acquire+0x5f/0x360 [ 109.584431][ T6198] should_fail_ex+0x414/0x560 [ 109.584459][ T6198] should_failslab+0xa8/0x100 [ 109.584484][ T6198] kmem_cache_alloc_lru_noprof+0x78/0x3d0 [ 109.584506][ T6198] ? __d_alloc+0x31/0x6f0 [ 109.584523][ T6198] __d_alloc+0x31/0x6f0 [ 109.584538][ T6198] ? srso_alias_return_thunk+0x5/0xfbef5 [ 109.584559][ T6198] d_alloc_parallel+0xe0/0x14e0 [ 109.584576][ T6198] ? new_inode+0x22/0x170 [ 109.584598][ T6198] ? __debugfs_create_file+0x14d/0x4f0 [ 109.584618][ T6198] ? debugfs_create_file_full+0x3f/0x60 [ 109.584637][ T6198] ? nbd_start_device+0x323/0xac0 [ 109.584656][ T6198] ? nbd_ioctl+0x636/0xeb0 [ 109.584674][ T6198] ? blkdev_ioctl+0x5a8/0x6d0 [ 109.584690][ T6198] ? __se_sys_ioctl+0xfc/0x170 [ 109.584708][ T6198] ? do_syscall_64+0xfa/0x3b0 [ 109.584730][ T6198] ? rcu_is_watching+0x15/0xb0 [ 109.584752][ T6198] ? __pfx_d_alloc_parallel+0x10/0x10 [ 109.584768][ T6198] ? srso_alias_return_thunk+0x5/0xfbef5 [ 109.584788][ T6198] ? rcu_is_watching+0x15/0xb0 [ 109.584808][ T6198] ? srso_alias_return_thunk+0x5/0xfbef5 [ 109.584828][ T6198] ? __raw_spin_lock_init+0x45/0x100 [ 109.584854][ T6198] ? srso_alias_return_thunk+0x5/0xfbef5 [ 109.584874][ T6198] ? __init_waitqueue_head+0xa9/0x150 [ 109.584902][ T6198] __lookup_slow+0x116/0x3d0 [ 109.584920][ T6198] ? __pfx___lookup_slow+0x10/0x10 [ 109.584940][ T6198] ? srso_alias_return_thunk+0x5/0xfbef5 [ 109.584959][ T6198] ? d_lookup+0x8a/0xa0 [ 109.584975][ T6198] ? srso_alias_return_thunk+0x5/0xfbef5 [ 109.584995][ T6198] ? lookup_noperm+0x112/0x220 [ 109.585010][ T6198] ? srso_alias_return_thunk+0x5/0xfbef5 [ 109.585032][ T6198] start_creating+0x22e/0x3c0 [ 109.585051][ T6198] ? lock_release+0x4b/0x3e0 [ 109.585069][ T6198] ? __pfx_start_creating+0x10/0x10 [ 109.585090][ T6198] ? up_write+0x1c4/0x420 [ 109.585115][ T6198] ? do_raw_spin_unlock+0x122/0x240 [ 109.585142][ T6198] __debugfs_create_file+0x79/0x4f0 [ 109.585164][ T6198] debugfs_create_file_unsafe+0x3a/0x50 [ 109.585186][ T6198] nbd_start_device+0x33e/0xac0 [ 109.585205][ T6198] ? security_capable+0x7e/0x2e0 [ 109.585234][ T6198] nbd_ioctl+0x636/0xeb0 [ 109.585253][ T6198] ? srso_alias_return_thunk+0x5/0xfbef5 [ 109.585275][ T6198] ? __pfx_nbd_ioctl+0x10/0x10 [ 109.585305][ T6198] ? lock_release+0x4b/0x3e0 [ 109.585328][ T6198] ? __pfx_nbd_ioctl+0x10/0x10 [ 109.585357][ T6198] blkdev_ioctl+0x5a8/0x6d0 [ 109.585375][ T6198] ? __pfx_blkdev_ioctl+0x10/0x10 [ 109.585391][ T6198] ? __fget_files+0x2a/0x420 [ 109.585417][ T6198] ? srso_alias_return_thunk+0x5/0xfbef5 [ 109.585436][ T6198] ? srso_alias_return_thunk+0x5/0xfbef5 [ 109.585456][ T6198] ? __pfx_blkdev_ioctl+0x10/0x10 [ 109.585473][ T6198] __se_sys_ioctl+0xfc/0x170 [ 109.585493][ T6198] do_syscall_64+0xfa/0x3b0 [ 109.585509][ T6198] ? srso_alias_return_thunk+0x5/0xfbef5 [ 109.585530][ T6198] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 109.585546][ T6198] ? srso_alias_return_thunk+0x5/0xfbef5 [ 109.585566][ T6198] ? exc_page_fault+0x9f/0xf0 [ 109.585593][ T6198] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 109.585610][ T6198] RIP: 0033:0x7f9110479829 [ 109.585624][ T6198] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 109.585638][ T6198] RSP: 002b:00007f910fbfe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 109.585656][ T6198] RAX: ffffffffffffffda RBX: 00007f911058bf60 RCX: 00007f9110479829 [ 109.585669][ T6198] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000009 [ 109.585679][ T6198] RBP: 00007f910fbfe120 R08: 0000000000000000 R09: 0000000000000000 [ 109.585690][ T6198] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 109.585700][ T6198] R13: 000000000000000b R14: 00007f911058bf60 R15: 00007fff41239e08 [ 109.585719][ T6198] [ 110.308679][ T51] block nbd0: Receive control failed (result -32) [ 110.311034][ T5160] block nbd0: Receive control failed (result -32) [ 110.315179][ T6198] block nbd0: shutting down sockets [ 110.411970][ T6201] FAULT_INJECTION: forcing a failure. [ 110.411970][ T6201] name failslab, interval 1, probability 0, space 0, times 0 [ 110.424806][ T6201] CPU: 1 UID: 0 PID: 6201 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 110.424827][ T6201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 110.424838][ T6201] Call Trace: [ 110.424845][ T6201] [ 110.424852][ T6201] dump_stack_lvl+0x189/0x250 [ 110.424878][ T6201] ? __pfx____ratelimit+0x10/0x10 [ 110.424912][ T6201] ? __pfx_dump_stack_lvl+0x10/0x10 [ 110.424941][ T6201] ? __pfx__printk+0x10/0x10 [ 110.424972][ T6201] ? __lookup_slow+0x2d1/0x3d0 [ 110.424992][ T6201] ? __pfx___might_resched+0x10/0x10 [ 110.425014][ T6201] ? srso_alias_return_thunk+0x5/0xfbef5 [ 110.425034][ T6201] ? lock_acquire+0x5f/0x360 [ 110.425052][ T6201] should_fail_ex+0x414/0x560 [ 110.425080][ T6201] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 110.425102][ T6201] should_failslab+0xa8/0x100 [ 110.425134][ T6201] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 110.425155][ T6201] kmem_cache_alloc_lru_noprof+0x78/0x3d0 [ 110.425177][ T6201] ? alloc_inode+0x6a/0x1b0 [ 110.425200][ T6201] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 110.425221][ T6201] alloc_inode+0x6a/0x1b0 [ 110.425244][ T6201] new_inode+0x22/0x170 [ 110.425269][ T6201] __debugfs_create_file+0x14d/0x4f0 [ 110.425292][ T6201] debugfs_create_file_unsafe+0x3a/0x50 [ 110.425314][ T6201] nbd_start_device+0x33e/0xac0 [ 110.425334][ T6201] ? security_capable+0x7e/0x2e0 [ 110.425363][ T6201] nbd_ioctl+0x636/0xeb0 [ 110.425383][ T6201] ? srso_alias_return_thunk+0x5/0xfbef5 [ 110.425405][ T6201] ? __pfx_nbd_ioctl+0x10/0x10 [ 110.425429][ T6201] ? lock_release+0x4b/0x3e0 [ 110.425445][ T6201] ? __pfx_nbd_ioctl+0x10/0x10 [ 110.425465][ T6201] blkdev_ioctl+0x5a8/0x6d0 [ 110.425483][ T6201] ? __pfx_blkdev_ioctl+0x10/0x10 [ 110.425499][ T6201] ? __fget_files+0x2a/0x420 [ 110.425524][ T6201] ? srso_alias_return_thunk+0x5/0xfbef5 [ 110.425544][ T6201] ? srso_alias_return_thunk+0x5/0xfbef5 [ 110.425564][ T6201] ? __pfx_blkdev_ioctl+0x10/0x10 [ 110.425581][ T6201] __se_sys_ioctl+0xfc/0x170 [ 110.425600][ T6201] do_syscall_64+0xfa/0x3b0 [ 110.425618][ T6201] ? srso_alias_return_thunk+0x5/0xfbef5 [ 110.425638][ T6201] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 110.425654][ T6201] ? srso_alias_return_thunk+0x5/0xfbef5 [ 110.425674][ T6201] ? exc_page_fault+0x9f/0xf0 [ 110.425701][ T6201] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 110.425718][ T6201] RIP: 0033:0x7f9110479829 [ 110.425732][ T6201] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 110.425746][ T6201] RSP: 002b:00007f910fbfe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 110.425764][ T6201] RAX: ffffffffffffffda RBX: 00007f911058bf60 RCX: 00007f9110479829 [ 110.425777][ T6201] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000009 [ 110.425788][ T6201] RBP: 00007f910fbfe120 R08: 0000000000000000 R09: 0000000000000000 [ 110.425799][ T6201] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 110.425809][ T6201] R13: 000000000000000b R14: 00007f911058bf60 R15: 00007fff41239e08 [ 110.425827][ T6201] [ 110.425834][ T6201] debugfs: out of free dentries, can not create file 'size_bytes' 2025/07/06 06:59:03 executed programs: 3 [ 111.176545][ T5160] block nbd0: Receive control failed (result -32) [ 111.176819][ T51] block nbd0: Receive control failed (result -32) [ 111.183074][ T6201] block nbd0: shutting down sockets [ 111.291893][ T6203] FAULT_INJECTION: forcing a failure. [ 111.291893][ T6203] name failslab, interval 1, probability 0, space 0, times 0 [ 111.304553][ T6203] CPU: 0 UID: 0 PID: 6203 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 111.304582][ T6203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 111.304597][ T6203] Call Trace: [ 111.304606][ T6203] [ 111.304616][ T6203] dump_stack_lvl+0x189/0x250 [ 111.304647][ T6203] ? __pfx____ratelimit+0x10/0x10 [ 111.304675][ T6203] ? __pfx_dump_stack_lvl+0x10/0x10 [ 111.304696][ T6203] ? __pfx__printk+0x10/0x10 [ 111.304718][ T6203] ? __lookup_slow+0x2d1/0x3d0 [ 111.304736][ T6203] ? __pfx___might_resched+0x10/0x10 [ 111.304757][ T6203] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.304778][ T6203] ? lock_acquire+0x5f/0x360 [ 111.304796][ T6203] should_fail_ex+0x414/0x560 [ 111.304824][ T6203] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 111.304846][ T6203] should_failslab+0xa8/0x100 [ 111.304872][ T6203] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 111.304893][ T6203] kmem_cache_alloc_lru_noprof+0x78/0x3d0 [ 111.304915][ T6203] ? alloc_inode+0x6a/0x1b0 [ 111.304938][ T6203] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 111.304960][ T6203] alloc_inode+0x6a/0x1b0 [ 111.304982][ T6203] new_inode+0x22/0x170 [ 111.305007][ T6203] __debugfs_create_file+0x14d/0x4f0 [ 111.305030][ T6203] debugfs_create_file_unsafe+0x3a/0x50 [ 111.305052][ T6203] nbd_start_device+0x33e/0xac0 [ 111.305072][ T6203] ? security_capable+0x7e/0x2e0 [ 111.305101][ T6203] nbd_ioctl+0x636/0xeb0 [ 111.305133][ T6203] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.305155][ T6203] ? __pfx_nbd_ioctl+0x10/0x10 [ 111.305179][ T6203] ? lock_release+0x4b/0x3e0 [ 111.305195][ T6203] ? __pfx_nbd_ioctl+0x10/0x10 [ 111.305215][ T6203] blkdev_ioctl+0x5a8/0x6d0 [ 111.305234][ T6203] ? __pfx_blkdev_ioctl+0x10/0x10 [ 111.305250][ T6203] ? __fget_files+0x2a/0x420 [ 111.305275][ T6203] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.305295][ T6203] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.305315][ T6203] ? __pfx_blkdev_ioctl+0x10/0x10 [ 111.305335][ T6203] __se_sys_ioctl+0xfc/0x170 [ 111.305354][ T6203] do_syscall_64+0xfa/0x3b0 [ 111.305371][ T6203] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.305392][ T6203] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.305408][ T6203] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.305428][ T6203] ? exc_page_fault+0x9f/0xf0 [ 111.305455][ T6203] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.305472][ T6203] RIP: 0033:0x7f9110479829 [ 111.305486][ T6203] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 111.305500][ T6203] RSP: 002b:00007f910fbfe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 111.305518][ T6203] RAX: ffffffffffffffda RBX: 00007f911058bf60 RCX: 00007f9110479829 [ 111.305531][ T6203] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000009 [ 111.305542][ T6203] RBP: 00007f910fbfe120 R08: 0000000000000000 R09: 0000000000000000 [ 111.305553][ T6203] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 111.305563][ T6203] R13: 000000000000000b R14: 00007f911058bf60 R15: 00007fff41239e08 [ 111.305582][ T6203] [ 111.305967][ T6203] debugfs: out of free dentries, can not create file 'size_bytes' [ 111.410984][ T5160] Bluetooth: hci0: command tx timeout [ 112.049230][ T51] block nbd0: Receive control failed (result -32) [ 112.049230][ T5849] block nbd0: Receive control failed (result -32) [ 112.062697][ T6203] block nbd0: shutting down sockets [ 112.142366][ T6206] FAULT_INJECTION: forcing a failure. [ 112.142366][ T6206] name failslab, interval 1, probability 0, space 0, times 0 [ 112.155010][ T6206] CPU: 0 UID: 0 PID: 6206 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 112.155037][ T6206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 112.155047][ T6206] Call Trace: [ 112.155054][ T6206] [ 112.155062][ T6206] dump_stack_lvl+0x189/0x250 [ 112.155087][ T6206] ? __pfx____ratelimit+0x10/0x10 [ 112.155117][ T6206] ? __pfx_dump_stack_lvl+0x10/0x10 [ 112.155138][ T6206] ? __pfx__printk+0x10/0x10 [ 112.155162][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.155183][ T6206] ? __pfx___might_resched+0x10/0x10 [ 112.155204][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.155223][ T6206] ? lock_acquire+0x5f/0x360 [ 112.155242][ T6206] should_fail_ex+0x414/0x560 [ 112.155270][ T6206] should_failslab+0xa8/0x100 [ 112.155295][ T6206] kmem_cache_alloc_noprof+0x73/0x3c0 [ 112.155316][ T6206] ? security_inode_alloc+0x39/0x330 [ 112.155337][ T6206] security_inode_alloc+0x39/0x330 [ 112.155355][ T6206] inode_init_always_gfp+0x9ed/0xdc0 [ 112.155381][ T6206] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 112.155403][ T6206] alloc_inode+0x82/0x1b0 [ 112.155426][ T6206] new_inode+0x22/0x170 [ 112.155451][ T6206] __debugfs_create_file+0x14d/0x4f0 [ 112.155474][ T6206] debugfs_create_file_unsafe+0x3a/0x50 [ 112.155496][ T6206] nbd_start_device+0x33e/0xac0 [ 112.155516][ T6206] ? security_capable+0x7e/0x2e0 [ 112.155545][ T6206] nbd_ioctl+0x636/0xeb0 [ 112.155564][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.155586][ T6206] ? __pfx_nbd_ioctl+0x10/0x10 [ 112.155610][ T6206] ? lock_release+0x4b/0x3e0 [ 112.155626][ T6206] ? __pfx_nbd_ioctl+0x10/0x10 [ 112.155646][ T6206] blkdev_ioctl+0x5a8/0x6d0 [ 112.155665][ T6206] ? __pfx_blkdev_ioctl+0x10/0x10 [ 112.155681][ T6206] ? __fget_files+0x2a/0x420 [ 112.155706][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.155732][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.155761][ T6206] ? __pfx_blkdev_ioctl+0x10/0x10 [ 112.155784][ T6206] __se_sys_ioctl+0xfc/0x170 [ 112.155806][ T6206] do_syscall_64+0xfa/0x3b0 [ 112.155823][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.155843][ T6206] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 112.155864][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.155884][ T6206] ? exc_page_fault+0x9f/0xf0 [ 112.155912][ T6206] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 112.155928][ T6206] RIP: 0033:0x7f9110479829 [ 112.155944][ T6206] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 112.155958][ T6206] RSP: 002b:00007f910fbfe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 112.155976][ T6206] RAX: ffffffffffffffda RBX: 00007f911058bf60 RCX: 00007f9110479829 [ 112.155988][ T6206] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000009 [ 112.155999][ T6206] RBP: 00007f910fbfe120 R08: 0000000000000000 R09: 0000000000000000 [ 112.156010][ T6206] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 112.156020][ T6206] R13: 000000000000000b R14: 00007f911058bf60 R15: 00007fff41239e08 [ 112.156039][ T6206] [ 112.156056][ T6206] debugfs: out of free dentries, can not create file 'size_bytes' [ 112.918059][ T51] block nbd0: Receive control failed (result -32) [ 112.918090][ T5849] block nbd0: Receive control failed (result -32) [ 112.931752][ T6206] block nbd0: shutting down sockets [ 113.032400][ T6208] FAULT_INJECTION: forcing a failure. [ 113.032400][ T6208] name failslab, interval 1, probability 0, space 0, times 0 [ 113.045502][ T6208] CPU: 1 UID: 0 PID: 6208 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 113.045531][ T6208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 113.045545][ T6208] Call Trace: [ 113.045553][ T6208] [ 113.045562][ T6208] dump_stack_lvl+0x189/0x250 [ 113.045594][ T6208] ? __pfx____ratelimit+0x10/0x10 [ 113.045632][ T6208] ? __pfx_dump_stack_lvl+0x10/0x10 [ 113.045660][ T6208] ? __pfx__printk+0x10/0x10 [ 113.045690][ T6208] ? __lookup_slow+0x2d1/0x3d0 [ 113.045714][ T6208] ? __pfx___might_resched+0x10/0x10 [ 113.045743][ T6208] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.045764][ T6208] ? lock_acquire+0x5f/0x360 [ 113.045783][ T6208] should_fail_ex+0x414/0x560 [ 113.045810][ T6208] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 113.045833][ T6208] should_failslab+0xa8/0x100 [ 113.045856][ T6208] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 113.045883][ T6208] kmem_cache_alloc_lru_noprof+0x78/0x3d0 [ 113.045905][ T6208] ? alloc_inode+0x6a/0x1b0 [ 113.045929][ T6208] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 113.045951][ T6208] alloc_inode+0x6a/0x1b0 [ 113.045973][ T6208] new_inode+0x22/0x170 [ 113.045998][ T6208] __debugfs_create_file+0x14d/0x4f0 [ 113.046021][ T6208] debugfs_create_file_unsafe+0x3a/0x50 [ 113.046043][ T6208] nbd_start_device+0x33e/0xac0 [ 113.046063][ T6208] ? security_capable+0x7e/0x2e0 [ 113.046092][ T6208] nbd_ioctl+0x636/0xeb0 [ 113.046112][ T6208] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.046139][ T6208] ? __pfx_nbd_ioctl+0x10/0x10 [ 113.046172][ T6208] ? lock_release+0x4b/0x3e0 [ 113.046193][ T6208] ? __pfx_nbd_ioctl+0x10/0x10 [ 113.046220][ T6208] blkdev_ioctl+0x5a8/0x6d0 [ 113.046245][ T6208] ? __pfx_blkdev_ioctl+0x10/0x10 [ 113.046267][ T6208] ? __fget_files+0x2a/0x420 [ 113.046301][ T6208] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.046328][ T6208] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.046355][ T6208] ? __pfx_blkdev_ioctl+0x10/0x10 [ 113.046377][ T6208] __se_sys_ioctl+0xfc/0x170 [ 113.046403][ T6208] do_syscall_64+0xfa/0x3b0 [ 113.046426][ T6208] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.046453][ T6208] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 113.046476][ T6208] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.046503][ T6208] ? exc_page_fault+0x9f/0xf0 [ 113.046544][ T6208] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 113.046568][ T6208] RIP: 0033:0x7f9110479829 [ 113.046586][ T6208] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 113.046605][ T6208] RSP: 002b:00007f910fbfe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 113.046629][ T6208] RAX: ffffffffffffffda RBX: 00007f911058bf60 RCX: 00007f9110479829 [ 113.046646][ T6208] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000009 [ 113.046660][ T6208] RBP: 00007f910fbfe120 R08: 0000000000000000 R09: 0000000000000000 [ 113.046675][ T6208] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 113.046689][ T6208] R13: 000000000000000b R14: 00007f911058bf60 R15: 00007fff41239e08 [ 113.046714][ T6208] [ 113.046744][ T6208] debugfs: out of free dentries, can not create file 'size_bytes' [ 113.641252][ T5160] Bluetooth: hci0: command tx timeout [ 113.785592][ T51] block nbd0: Receive control failed (result -32) [ 113.785915][ T6208] block nbd0: shutting down sockets [ 113.911013][ T6211] block nbd0: Device being setup by another task [ 113.952283][ T6210] FAULT_INJECTION: forcing a failure. [ 113.952283][ T6210] name failslab, interval 1, probability 0, space 0, times 0 [ 113.965140][ T6210] CPU: 0 UID: 0 PID: 6210 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 113.965170][ T6210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 113.965183][ T6210] Call Trace: [ 113.965190][ T6210] [ 113.965201][ T6210] dump_stack_lvl+0x189/0x250 [ 113.965226][ T6210] ? __pfx____ratelimit+0x10/0x10 [ 113.965255][ T6210] ? __pfx_dump_stack_lvl+0x10/0x10 [ 113.965276][ T6210] ? __pfx__printk+0x10/0x10 [ 113.965300][ T6210] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.965320][ T6210] ? rcu_is_watching+0x15/0xb0 [ 113.965340][ T6210] ? __pfx___might_resched+0x10/0x10 [ 113.965360][ T6210] ? lock_acquire+0x5f/0x360 [ 113.965378][ T6210] should_fail_ex+0x414/0x560 [ 113.965406][ T6210] should_failslab+0xa8/0x100 [ 113.965430][ T6210] __kmalloc_cache_node_noprof+0x73/0x3d0 [ 113.965453][ T6210] ? elevator_alloc+0x75/0x140 [ 113.965471][ T6210] elevator_alloc+0x75/0x140 [ 113.965488][ T6210] dd_init_sched+0x24/0x590 [ 113.965508][ T6210] blk_mq_init_sched+0x37d/0x710 [ 113.965529][ T6210] ? __pfx_blk_mq_init_sched+0x10/0x10 [ 113.965547][ T6210] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.965567][ T6210] ? rcu_is_watching+0x15/0xb0 [ 113.965590][ T6210] elevator_switch+0x19c/0x5f0 [ 113.965610][ T6210] elv_update_nr_hw_queues+0x1e5/0x2a0 [ 113.965632][ T6210] blk_mq_update_nr_hw_queues+0xd54/0x14c0 [ 113.965657][ T6210] ? __pfx___mutex_lock+0x10/0x10 [ 113.965677][ T6210] nbd_start_device+0x16c/0xac0 [ 113.965703][ T6210] ? security_capable+0x7e/0x2e0 [ 113.965734][ T6210] nbd_ioctl+0x636/0xeb0 [ 113.965753][ T6210] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.965775][ T6210] ? __pfx_nbd_ioctl+0x10/0x10 [ 113.965799][ T6210] ? lock_release+0x4b/0x3e0 [ 113.965815][ T6210] ? __pfx_nbd_ioctl+0x10/0x10 [ 113.965835][ T6210] blkdev_ioctl+0x5a8/0x6d0 [ 113.965853][ T6210] ? __pfx_blkdev_ioctl+0x10/0x10 [ 113.965869][ T6210] ? __fget_files+0x2a/0x420 [ 113.965895][ T6210] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.965914][ T6210] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.965934][ T6210] ? __pfx_blkdev_ioctl+0x10/0x10 [ 113.965954][ T6210] __se_sys_ioctl+0xfc/0x170 [ 113.965974][ T6210] do_syscall_64+0xfa/0x3b0 [ 113.965998][ T6210] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.966027][ T6210] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 113.966050][ T6210] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.966075][ T6210] ? exc_page_fault+0x9f/0xf0 [ 113.966103][ T6210] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 113.966120][ T6210] RIP: 0033:0x7f9110479829 [ 113.966134][ T6210] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 113.966148][ T6210] RSP: 002b:00007f910fbfe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 113.966166][ T6210] RAX: ffffffffffffffda RBX: 00007f911058bf60 RCX: 00007f9110479829 [ 113.966179][ T6210] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000009 [ 113.966189][ T6210] RBP: 00007f910fbfe120 R08: 0000000000000000 R09: 0000000000000000 [ 113.966204][ T6210] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 113.966214][ T6210] R13: 000000000000000b R14: 00007f911058bf60 R15: 00007fff41239e08 [ 113.966233][ T6210] [ 113.966335][ T6210] elv: switch to "mq-deadline" failed, falling back to "none" [ 114.646979][ T51] block nbd0: Receive control failed (result -32) [ 114.647432][ T6210] block nbd0: shutting down sockets [ 114.771033][ T6214] block nbd0: Device being setup by another task [ 114.778284][ T6213] FAULT_INJECTION: forcing a failure. [ 114.778284][ T6213] name failslab, interval 1, probability 0, space 0, times 0 [ 114.791440][ T6213] CPU: 0 UID: 0 PID: 6213 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 114.791469][ T6213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 114.791483][ T6213] Call Trace: [ 114.791491][ T6213] [ 114.791500][ T6213] dump_stack_lvl+0x189/0x250 [ 114.791534][ T6213] ? __pfx____ratelimit+0x10/0x10 [ 114.791568][ T6213] ? __pfx_dump_stack_lvl+0x10/0x10 [ 114.791589][ T6213] ? __pfx__printk+0x10/0x10 [ 114.791613][ T6213] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.791634][ T6213] ? __pfx___might_resched+0x10/0x10 [ 114.791654][ T6213] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.791674][ T6213] ? lock_acquire+0x5f/0x360 [ 114.791693][ T6213] should_fail_ex+0x414/0x560 [ 114.791720][ T6213] should_failslab+0xa8/0x100 [ 114.791753][ T6213] kmem_cache_alloc_noprof+0x73/0x3c0 [ 114.791783][ T6213] ? security_inode_alloc+0x39/0x330 [ 114.791810][ T6213] security_inode_alloc+0x39/0x330 [ 114.791832][ T6213] inode_init_always_gfp+0x9ed/0xdc0 [ 114.791864][ T6213] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 114.791886][ T6213] alloc_inode+0x82/0x1b0 [ 114.791909][ T6213] new_inode+0x22/0x170 [ 114.791934][ T6213] __debugfs_create_file+0x14d/0x4f0 [ 114.791957][ T6213] debugfs_create_file_unsafe+0x3a/0x50 [ 114.791981][ T6213] nbd_start_device+0x33e/0xac0 [ 114.792002][ T6213] ? security_capable+0x7e/0x2e0 [ 114.792031][ T6213] nbd_ioctl+0x636/0xeb0 [ 114.792050][ T6213] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.792072][ T6213] ? __pfx_nbd_ioctl+0x10/0x10 [ 114.792096][ T6213] ? lock_release+0x4b/0x3e0 [ 114.792114][ T6213] ? __pfx_nbd_ioctl+0x10/0x10 [ 114.792134][ T6213] blkdev_ioctl+0x5a8/0x6d0 [ 114.792152][ T6213] ? __pfx_blkdev_ioctl+0x10/0x10 [ 114.792168][ T6213] ? __fget_files+0x2a/0x420 [ 114.792193][ T6213] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.792213][ T6213] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.792233][ T6213] ? __pfx_blkdev_ioctl+0x10/0x10 [ 114.792250][ T6213] __se_sys_ioctl+0xfc/0x170 [ 114.792269][ T6213] do_syscall_64+0xfa/0x3b0 [ 114.792287][ T6213] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.792307][ T6213] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 114.792324][ T6213] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.792343][ T6213] ? exc_page_fault+0x9f/0xf0 [ 114.792371][ T6213] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 114.792387][ T6213] RIP: 0033:0x7f9110479829 [ 114.792402][ T6213] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 114.792416][ T6213] RSP: 002b:00007f910fbfe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 114.792434][ T6213] RAX: ffffffffffffffda RBX: 00007f911058bf60 RCX: 00007f9110479829 [ 114.792447][ T6213] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000009 [ 114.792457][ T6213] RBP: 00007f910fbfe120 R08: 0000000000000000 R09: 0000000000000000 [ 114.792468][ T6213] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 114.792478][ T6213] R13: 000000000000000b R14: 00007f911058bf60 R15: 00007fff41239e08 [ 114.792497][ T6213] [ 114.792513][ T6213] debugfs: out of free dentries, can not create file 'size_bytes' [ 115.507551][ T51] block nbd0: Receive control failed (result -32) [ 115.507833][ T6213] block nbd0: shutting down sockets [ 115.661810][ T6216] FAULT_INJECTION: forcing a failure. [ 115.661810][ T6216] name failslab, interval 1, probability 0, space 0, times 0 [ 115.674531][ T6216] CPU: 0 UID: 0 PID: 6216 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 115.674559][ T6216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 115.674573][ T6216] Call Trace: [ 115.674582][ T6216] [ 115.674591][ T6216] dump_stack_lvl+0x189/0x250 [ 115.674624][ T6216] ? __pfx____ratelimit+0x10/0x10 [ 115.674662][ T6216] ? __pfx_dump_stack_lvl+0x10/0x10 [ 115.674689][ T6216] ? __pfx__printk+0x10/0x10 [ 115.674721][ T6216] ? kasan_save_track+0x4f/0x80 [ 115.674749][ T6216] ? __pfx___might_resched+0x10/0x10 [ 115.674777][ T6216] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.674804][ T6216] ? lock_acquire+0x5f/0x360 [ 115.674829][ T6216] should_fail_ex+0x414/0x560 [ 115.674867][ T6216] should_failslab+0xa8/0x100 [ 115.674901][ T6216] __kmalloc_noprof+0xcb/0x4f0 [ 115.674931][ T6216] ? __group_cpus_evenly+0x2c6/0x14c0 [ 115.674958][ T6216] __group_cpus_evenly+0x2c6/0x14c0 [ 115.674985][ T6216] ? group_cpus_evenly+0x288/0x530 [ 115.675006][ T6216] ? __pfx___group_cpus_evenly+0x10/0x10 [ 115.675026][ T6216] ? rcu_is_watching+0x15/0xb0 [ 115.675047][ T6216] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.675066][ T6216] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.675087][ T6216] ? group_cpus_evenly+0x288/0x530 [ 115.675115][ T6216] group_cpus_evenly+0x3a3/0x530 [ 115.675138][ T6216] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.675168][ T6216] ? __pfx_group_cpus_evenly+0x10/0x10 [ 115.675197][ T6216] ? debug_mutex_init+0x38/0x70 [ 115.675224][ T6216] ? nbd_init_request+0xa3/0xc0 [ 115.675245][ T6216] ? __pfx___might_resched+0x10/0x10 [ 115.675264][ T6216] ? blk_mq_alloc_map_and_rqs+0x91b/0x9f0 [ 115.675286][ T6216] blk_mq_map_queues+0x4c/0x400 [ 115.675302][ T6216] ? blk_mq_update_queue_map+0x37a/0x440 [ 115.675324][ T6216] blk_mq_update_nr_hw_queues+0x91c/0x14c0 [ 115.675353][ T6216] nbd_start_device+0x16c/0xac0 [ 115.675372][ T6216] ? security_capable+0x7e/0x2e0 [ 115.675401][ T6216] nbd_ioctl+0x636/0xeb0 [ 115.675420][ T6216] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.675442][ T6216] ? __pfx_nbd_ioctl+0x10/0x10 [ 115.675466][ T6216] ? lock_release+0x4b/0x3e0 [ 115.675482][ T6216] ? __pfx_nbd_ioctl+0x10/0x10 [ 115.675502][ T6216] blkdev_ioctl+0x5a8/0x6d0 [ 115.675520][ T6216] ? __pfx_blkdev_ioctl+0x10/0x10 [ 115.675536][ T6216] ? __fget_files+0x2a/0x420 [ 115.675562][ T6216] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.675581][ T6216] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.675601][ T6216] ? __pfx_blkdev_ioctl+0x10/0x10 [ 115.675618][ T6216] __se_sys_ioctl+0xfc/0x170 [ 115.675638][ T6216] do_syscall_64+0xfa/0x3b0 [ 115.675656][ T6216] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.675676][ T6216] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 115.675692][ T6216] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.675712][ T6216] ? exc_page_fault+0x9f/0xf0 [ 115.675739][ T6216] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 115.675756][ T6216] RIP: 0033:0x7f9110479829 [ 115.675771][ T6216] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 115.675785][ T6216] RSP: 002b:00007f910fbfe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 115.675803][ T6216] RAX: ffffffffffffffda RBX: 00007f911058bf60 RCX: 00007f9110479829 [ 115.675816][ T6216] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000009 [ 115.675827][ T6216] RBP: 00007f910fbfe120 R08: 0000000000000000 R09: 0000000000000000 [ 115.675838][ T6216] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 115.675849][ T6216] R13: 000000000000000b R14: 00007f911058bf60 R15: 00007fff41239e08 [ 115.675868][ T6216] [ 115.741016][ T5160] Bluetooth: hci0: command tx timeout 2025/07/06 06:59:08 executed programs: 9 [ 116.371303][ T51] block nbd0: Receive control failed (result -32) [ 116.371301][ T5849] block nbd0: Receive control failed (result -32) [ 116.372732][ T6216] block nbd0: shutting down sockets [ 116.501757][ T6218] FAULT_INJECTION: forcing a failure. [ 116.501757][ T6218] name failslab, interval 1, probability 0, space 0, times 0 [ 116.514447][ T6218] CPU: 1 UID: 0 PID: 6218 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 116.514472][ T6218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 116.514483][ T6218] Call Trace: [ 116.514489][ T6218] [ 116.514496][ T6218] dump_stack_lvl+0x189/0x250 [ 116.514521][ T6218] ? __pfx____ratelimit+0x10/0x10 [ 116.514549][ T6218] ? __pfx_dump_stack_lvl+0x10/0x10 [ 116.514570][ T6218] ? __pfx__printk+0x10/0x10 [ 116.514594][ T6218] ? srso_alias_return_thunk+0x5/0xfbef5 [ 116.514615][ T6218] ? __pfx___might_resched+0x10/0x10 [ 116.514636][ T6218] ? srso_alias_return_thunk+0x5/0xfbef5 [ 116.514655][ T6218] ? lock_acquire+0x5f/0x360 [ 116.514674][ T6218] should_fail_ex+0x414/0x560 [ 116.514701][ T6218] should_failslab+0xa8/0x100 [ 116.514726][ T6218] kmem_cache_alloc_noprof+0x73/0x3c0 [ 116.514747][ T6218] ? security_inode_alloc+0x39/0x330 [ 116.514767][ T6218] security_inode_alloc+0x39/0x330 [ 116.514785][ T6218] inode_init_always_gfp+0x9ed/0xdc0 [ 116.514819][ T6218] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 116.514851][ T6218] alloc_inode+0x82/0x1b0 [ 116.514891][ T6218] new_inode+0x22/0x170 [ 116.514917][ T6218] __debugfs_create_file+0x14d/0x4f0 [ 116.514939][ T6218] debugfs_create_file_unsafe+0x3a/0x50 [ 116.514961][ T6218] nbd_start_device+0x33e/0xac0 [ 116.514982][ T6218] ? security_capable+0x7e/0x2e0 [ 116.515011][ T6218] nbd_ioctl+0x636/0xeb0 [ 116.515030][ T6218] ? srso_alias_return_thunk+0x5/0xfbef5 [ 116.515052][ T6218] ? __pfx_nbd_ioctl+0x10/0x10 [ 116.515076][ T6218] ? lock_release+0x4b/0x3e0 [ 116.515092][ T6218] ? __pfx_nbd_ioctl+0x10/0x10 [ 116.515113][ T6218] blkdev_ioctl+0x5a8/0x6d0 [ 116.515132][ T6218] ? __pfx_blkdev_ioctl+0x10/0x10 [ 116.515148][ T6218] ? __fget_files+0x2a/0x420 [ 116.515173][ T6218] ? srso_alias_return_thunk+0x5/0xfbef5 [ 116.515193][ T6218] ? srso_alias_return_thunk+0x5/0xfbef5 [ 116.515213][ T6218] ? __pfx_blkdev_ioctl+0x10/0x10 [ 116.515230][ T6218] __se_sys_ioctl+0xfc/0x170 [ 116.515249][ T6218] do_syscall_64+0xfa/0x3b0 [ 116.515266][ T6218] ? srso_alias_return_thunk+0x5/0xfbef5 [ 116.515287][ T6218] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 116.515303][ T6218] ? srso_alias_return_thunk+0x5/0xfbef5 [ 116.515322][ T6218] ? exc_page_fault+0x9f/0xf0 [ 116.515350][ T6218] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 116.515366][ T6218] RIP: 0033:0x7f9110479829 [ 116.515381][ T6218] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 116.515395][ T6218] RSP: 002b:00007f910fbfe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 116.515412][ T6218] RAX: ffffffffffffffda RBX: 00007f911058bf60 RCX: 00007f9110479829 [ 116.515425][ T6218] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000009 [ 116.515436][ T6218] RBP: 00007f910fbfe120 R08: 0000000000000000 R09: 0000000000000000 [ 116.515447][ T6218] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 116.515457][ T6218] R13: 000000000000000b R14: 00007f911058bf60 R15: 00007fff41239e08 [ 116.515475][ T6218] [ 116.515491][ T6218] debugfs: out of free dentries, can not create file 'size_bytes' [ 117.239507][ T5849] block nbd0: Receive control failed (result -32) [ 117.239511][ T51] block nbd0: Receive control failed (result -32) [ 117.240053][ T6218] block nbd0: shutting down sockets [ 117.361628][ T6221] FAULT_INJECTION: forcing a failure. [ 117.361628][ T6221] name failslab, interval 1, probability 0, space 0, times 0 [ 117.374333][ T6221] CPU: 1 UID: 0 PID: 6221 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 117.374361][ T6221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 117.374375][ T6221] Call Trace: [ 117.374383][ T6221] [ 117.374392][ T6221] dump_stack_lvl+0x189/0x250 [ 117.374426][ T6221] ? __pfx____ratelimit+0x10/0x10 [ 117.374465][ T6221] ? __pfx_dump_stack_lvl+0x10/0x10 [ 117.374492][ T6221] ? __pfx__printk+0x10/0x10 [ 117.374527][ T6221] ? __pfx___might_resched+0x10/0x10 [ 117.374555][ T6221] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.374583][ T6221] ? lock_acquire+0x5f/0x360 [ 117.374608][ T6221] should_fail_ex+0x414/0x560 [ 117.374647][ T6221] should_failslab+0xa8/0x100 [ 117.374681][ T6221] kmem_cache_alloc_lru_noprof+0x78/0x3d0 [ 117.374712][ T6221] ? __d_alloc+0x31/0x6f0 [ 117.374734][ T6221] ? stack_depot_save_flags+0x40/0x900 [ 117.374768][ T6221] __d_alloc+0x31/0x6f0 [ 117.374785][ T6221] d_alloc_parallel+0xe0/0x14e0 [ 117.374802][ T6221] ? inode_init_always_gfp+0x9ed/0xdc0 [ 117.374825][ T6221] ? alloc_inode+0x82/0x1b0 [ 117.374857][ T6221] ? new_inode+0x22/0x170 [ 117.374879][ T6221] ? __debugfs_create_file+0x14d/0x4f0 [ 117.374899][ T6221] ? debugfs_create_file_unsafe+0x3a/0x50 [ 117.374919][ T6221] ? nbd_start_device+0x33e/0xac0 [ 117.374938][ T6221] ? nbd_ioctl+0x636/0xeb0 [ 117.374956][ T6221] ? blkdev_ioctl+0x5a8/0x6d0 [ 117.374973][ T6221] ? do_syscall_64+0xfa/0x3b0 [ 117.374991][ T6221] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.375011][ T6221] ? rcu_is_watching+0x15/0xb0 [ 117.375033][ T6221] ? __pfx_d_alloc_parallel+0x10/0x10 [ 117.375050][ T6221] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.375070][ T6221] ? rcu_is_watching+0x15/0xb0 [ 117.375091][ T6221] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.375111][ T6221] ? __raw_spin_lock_init+0x45/0x100 [ 117.375137][ T6221] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.375156][ T6221] ? __init_waitqueue_head+0xa9/0x150 [ 117.375186][ T6221] __lookup_slow+0x116/0x3d0 [ 117.375204][ T6221] ? __pfx___lookup_slow+0x10/0x10 [ 117.375224][ T6221] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.375244][ T6221] ? d_lookup+0x8a/0xa0 [ 117.375260][ T6221] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.375280][ T6221] ? lookup_noperm+0x112/0x220 [ 117.375295][ T6221] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.375317][ T6221] start_creating+0x22e/0x3c0 [ 117.375336][ T6221] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.375355][ T6221] ? lock_release+0x4b/0x3e0 [ 117.375373][ T6221] ? __pfx_start_creating+0x10/0x10 [ 117.375394][ T6221] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.375414][ T6221] ? up_write+0x1c4/0x420 [ 117.375436][ T6221] ? do_raw_spin_unlock+0x122/0x240 [ 117.375463][ T6221] __debugfs_create_file+0x79/0x4f0 [ 117.375485][ T6221] debugfs_create_file_unsafe+0x3a/0x50 [ 117.375507][ T6221] nbd_start_device+0x356/0xac0 [ 117.375526][ T6221] ? security_capable+0x7e/0x2e0 [ 117.375557][ T6221] nbd_ioctl+0x636/0xeb0 [ 117.375576][ T6221] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.375598][ T6221] ? __pfx_nbd_ioctl+0x10/0x10 [ 117.375627][ T6221] ? lock_release+0x4b/0x3e0 [ 117.375642][ T6221] ? __pfx_nbd_ioctl+0x10/0x10 [ 117.375662][ T6221] blkdev_ioctl+0x5a8/0x6d0 [ 117.375680][ T6221] ? __pfx_blkdev_ioctl+0x10/0x10 [ 117.375696][ T6221] ? __fget_files+0x2a/0x420 [ 117.375723][ T6221] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.375743][ T6221] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.375766][ T6221] ? __pfx_blkdev_ioctl+0x10/0x10 [ 117.375791][ T6221] __se_sys_ioctl+0xfc/0x170 [ 117.375818][ T6221] do_syscall_64+0xfa/0x3b0 [ 117.375851][ T6221] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.375872][ T6221] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.375888][ T6221] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.375907][ T6221] ? exc_page_fault+0x9f/0xf0 [ 117.375937][ T6221] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.375954][ T6221] RIP: 0033:0x7f9110479829 [ 117.375969][ T6221] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 117.375983][ T6221] RSP: 002b:00007f910fbfe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 117.376001][ T6221] RAX: ffffffffffffffda RBX: 00007f911058bf60 RCX: 00007f9110479829 [ 117.376014][ T6221] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000009 [ 117.376025][ T6221] RBP: 00007f910fbfe120 R08: 0000000000000000 R09: 0000000000000000 [ 117.376036][ T6221] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 117.376046][ T6221] R13: 000000000000000b R14: 00007f911058bf60 R15: 00007fff41239e08 [ 117.376065][ T6221] [ 118.105201][ T51] block nbd0: Receive control failed (result -32) [ 118.105479][ T5849] block nbd0: Receive control failed (result -32) [ 118.116457][ T6221] block nbd0: shutting down sockets [ 118.211924][ T6224] FAULT_INJECTION: forcing a failure. [ 118.211924][ T6224] name failslab, interval 1, probability 0, space 0, times 0 [ 118.224617][ T6224] CPU: 0 UID: 0 PID: 6224 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 118.224643][ T6224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 118.224654][ T6224] Call Trace: [ 118.224661][ T6224] [ 118.224668][ T6224] dump_stack_lvl+0x189/0x250 [ 118.224694][ T6224] ? __pfx____ratelimit+0x10/0x10 [ 118.224722][ T6224] ? __pfx_dump_stack_lvl+0x10/0x10 [ 118.224743][ T6224] ? __pfx__printk+0x10/0x10 [ 118.224768][ T6224] ? __pfx___might_resched+0x10/0x10 [ 118.224789][ T6224] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.224809][ T6224] ? lock_acquire+0x5f/0x360 [ 118.224827][ T6224] should_fail_ex+0x414/0x560 [ 118.224855][ T6224] should_failslab+0xa8/0x100 [ 118.224882][ T6224] kmem_cache_alloc_lru_noprof+0x78/0x3d0 [ 118.224904][ T6224] ? __d_alloc+0x31/0x6f0 [ 118.224919][ T6224] ? stack_depot_save_flags+0x40/0x900 [ 118.224948][ T6224] __d_alloc+0x31/0x6f0 [ 118.224965][ T6224] d_alloc_parallel+0xe0/0x14e0 [ 118.224982][ T6224] ? inode_init_always_gfp+0x9ed/0xdc0 [ 118.225005][ T6224] ? alloc_inode+0x82/0x1b0 [ 118.225025][ T6224] ? new_inode+0x22/0x170 [ 118.225048][ T6224] ? __debugfs_create_file+0x14d/0x4f0 [ 118.225067][ T6224] ? debugfs_create_file_unsafe+0x3a/0x50 [ 118.225087][ T6224] ? nbd_start_device+0x33e/0xac0 [ 118.225105][ T6224] ? nbd_ioctl+0x636/0xeb0 [ 118.225129][ T6224] ? blkdev_ioctl+0x5a8/0x6d0 [ 118.225145][ T6224] ? do_syscall_64+0xfa/0x3b0 [ 118.225162][ T6224] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 118.225182][ T6224] ? rcu_is_watching+0x15/0xb0 [ 118.225204][ T6224] ? __pfx_d_alloc_parallel+0x10/0x10 [ 118.225221][ T6224] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.225241][ T6224] ? rcu_is_watching+0x15/0xb0 [ 118.225261][ T6224] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.225281][ T6224] ? __raw_spin_lock_init+0x45/0x100 [ 118.225306][ T6224] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.225325][ T6224] ? __init_waitqueue_head+0xa9/0x150 [ 118.225353][ T6224] __lookup_slow+0x116/0x3d0 [ 118.225370][ T6224] ? __pfx___lookup_slow+0x10/0x10 [ 118.225390][ T6224] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.225410][ T6224] ? d_lookup+0x8a/0xa0 [ 118.225426][ T6224] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.225446][ T6224] ? lookup_noperm+0x112/0x220 [ 118.225461][ T6224] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.225483][ T6224] start_creating+0x22e/0x3c0 [ 118.225502][ T6224] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.225522][ T6224] ? lock_release+0x4b/0x3e0 [ 118.225539][ T6224] ? __pfx_start_creating+0x10/0x10 [ 118.225560][ T6224] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.225579][ T6224] ? up_write+0x1c4/0x420 [ 118.225601][ T6224] ? do_raw_spin_unlock+0x122/0x240 [ 118.225627][ T6224] __debugfs_create_file+0x79/0x4f0 [ 118.225650][ T6224] debugfs_create_file_unsafe+0x3a/0x50 [ 118.225679][ T6224] nbd_start_device+0x356/0xac0 [ 118.225707][ T6224] ? security_capable+0x7e/0x2e0