Warning: Permanently added '10.128.0.146' (ED25519) to the list of known hosts. 2025/07/06 07:19:16 ignoring optional flag "sandboxArg"="0" 2025/07/06 07:19:16 ignoring optional flag "type"="gce" 2025/07/06 07:19:16 parsed 1 programs 2025/07/06 07:19:16 executed programs: 0 [ 109.079327][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 109.088146][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 109.095988][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 109.104764][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 109.113010][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 109.266814][ T6168] chnl_net:caif_netlink_parms(): no params data found [ 109.354115][ T6168] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.361253][ T6168] bridge0: port 1(bridge_slave_0) entered disabled state [ 109.368890][ T6168] bridge_slave_0: entered allmulticast mode [ 109.376719][ T6168] bridge_slave_0: entered promiscuous mode [ 109.385513][ T6168] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.392832][ T6168] bridge0: port 2(bridge_slave_1) entered disabled state [ 109.399961][ T6168] bridge_slave_1: entered allmulticast mode [ 109.407533][ T6168] bridge_slave_1: entered promiscuous mode [ 109.446488][ T6168] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 109.458504][ T6168] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 109.498410][ T6168] team0: Port device team_slave_0 added [ 109.506669][ T6168] team0: Port device team_slave_1 added [ 109.543118][ T6168] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 109.550084][ T6168] 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. [ 109.576035][ T6168] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 109.588599][ T6168] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 109.595586][ T6168] 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. [ 109.621707][ T6168] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 109.669471][ T6168] hsr_slave_0: entered promiscuous mode [ 109.675871][ T6168] hsr_slave_1: entered promiscuous mode [ 109.813923][ T6168] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.821129][ T6168] bridge0: port 2(bridge_slave_1) entered forwarding state [ 109.828676][ T6168] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.835881][ T6168] bridge0: port 1(bridge_slave_0) entered forwarding state [ 109.896957][ T6168] 8021q: adding VLAN 0 to HW filter on device bond0 [ 109.915882][ T1337] bridge0: port 1(bridge_slave_0) entered disabled state [ 109.923959][ T1337] bridge0: port 2(bridge_slave_1) entered disabled state [ 109.940180][ T6168] 8021q: adding VLAN 0 to HW filter on device team0 [ 109.954178][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.961269][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 109.974139][ T1337] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.981255][ T1337] bridge0: port 2(bridge_slave_1) entered forwarding state [ 110.057947][ T6168] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 110.500739][ T6168] veth0_vlan: entered promiscuous mode [ 110.516524][ T6168] veth1_vlan: entered promiscuous mode [ 110.545177][ T6168] veth0_macvtap: entered promiscuous mode [ 110.555224][ T6168] veth1_macvtap: entered promiscuous mode [ 110.575285][ T6168] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 110.590352][ T6168] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 110.655555][ T1337] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.667393][ T1337] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 110.697089][ T1337] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.705226][ T1337] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 110.863118][ T6196] [ 110.865491][ T6196] ====================================================== [ 110.872507][ T6196] WARNING: possible circular locking dependency detected [ 110.879517][ T6196] 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 Not tainted [ 110.886091][ T6196] ------------------------------------------------------ [ 110.893091][ T6196] syz-executor.0/6196 is trying to acquire lock: [ 110.899402][ T6196] ffffffff8e225768 (pcpu_alloc_mutex){+.+.}-{4:4}, at: pcpu_alloc_noprof+0x286/0x16b0 [ 110.909015][ T6196] [ 110.909015][ T6196] but task is already holding lock: [ 110.916363][ T6196] ffff888142b10a70 (&q->q_usage_counter(io)#49){++++}-{0:0}, at: nbd_start_device+0x16c/0xac0 [ 110.926659][ T6196] [ 110.926659][ T6196] which lock already depends on the new lock. [ 110.926659][ T6196] [ 110.937050][ T6196] [ 110.937050][ T6196] the existing dependency chain (in reverse order) is: [ 110.946053][ T6196] [ 110.946053][ T6196] -> #2 (&q->q_usage_counter(io)#49){++++}-{0:0}: [ 110.954679][ T6196] lock_acquire+0x120/0x360 [ 110.959703][ T6196] blk_alloc_queue+0x538/0x620 [ 110.965003][ T6196] __blk_mq_alloc_disk+0x162/0x340 [ 110.970632][ T6196] nbd_dev_add+0x476/0xb00 [ 110.975565][ T6196] nbd_init+0x21a/0x2d0 [ 110.980245][ T6196] do_one_initcall+0x236/0x820 [ 110.985536][ T6196] do_initcall_level+0x137/0x1f0 [ 110.990996][ T6196] do_initcalls+0x69/0xd0 [ 110.995847][ T6196] kernel_init_freeable+0x3d9/0x570 [ 111.001568][ T6196] kernel_init+0x1d/0x1d0 [ 111.006421][ T6196] ret_from_fork+0x3fc/0x770 [ 111.011533][ T6196] ret_from_fork_asm+0x1a/0x30 [ 111.016826][ T6196] [ 111.016826][ T6196] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 111.024074][ T6196] lock_acquire+0x120/0x360 [ 111.029093][ T6196] fs_reclaim_acquire+0x72/0x100 [ 111.034559][ T6196] prepare_alloc_pages+0x153/0x610 [ 111.040193][ T6196] __alloc_frozen_pages_noprof+0x123/0x370 [ 111.046528][ T6196] __alloc_pages_noprof+0xa/0x30 [ 111.051995][ T6196] pcpu_populate_chunk+0x182/0xb30 [ 111.057628][ T6196] pcpu_alloc_noprof+0xcbf/0x16b0 [ 111.063171][ T6196] xt_percpu_counter_alloc+0x161/0x220 [ 111.069153][ T6196] translate_table+0x12e9/0x2000 [ 111.074611][ T6196] ipt_register_table+0x106/0x7c0 [ 111.080153][ T6196] iptable_nat_table_init+0x43/0x2e0 [ 111.085959][ T6196] xt_find_table_lock+0x30c/0x3e0 [ 111.091513][ T6196] xt_request_find_table_lock+0x26/0x100 [ 111.097677][ T6196] do_ipt_get_ctl+0x730/0x1180 [ 111.102960][ T6196] nf_getsockopt+0x26e/0x290 [ 111.108074][ T6196] ip_getsockopt+0x1c4/0x220 [ 111.113181][ T6196] do_sock_getsockopt+0x360/0x650 [ 111.118727][ T6196] __x64_sys_getsockopt+0x1a5/0x250 [ 111.124449][ T6196] do_syscall_64+0xfa/0x3b0 [ 111.129467][ T6196] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.135877][ T6196] [ 111.135877][ T6196] -> #0 (pcpu_alloc_mutex){+.+.}-{4:4}: [ 111.143619][ T6196] validate_chain+0xb9b/0x2140 [ 111.148902][ T6196] __lock_acquire+0xab9/0xd20 [ 111.154093][ T6196] lock_acquire+0x120/0x360 [ 111.159109][ T6196] __mutex_lock+0x182/0xe80 [ 111.164131][ T6196] pcpu_alloc_noprof+0x286/0x16b0 [ 111.169677][ T6196] sbitmap_init_node+0x1e1/0x630 [ 111.175132][ T6196] sbitmap_queue_init_node+0x41/0x660 [ 111.181021][ T6196] blk_mq_init_tags+0x110/0x280 [ 111.186397][ T6196] blk_mq_alloc_map_and_rqs+0xbd/0x9f0 [ 111.192373][ T6196] blk_mq_update_nr_hw_queues+0x76a/0x14c0 [ 111.198697][ T6196] nbd_start_device+0x16c/0xac0 [ 111.204063][ T6196] nbd_ioctl+0x636/0xeb0 [ 111.208821][ T6196] blkdev_ioctl+0x5a8/0x6d0 [ 111.213838][ T6196] __se_sys_ioctl+0xfc/0x170 [ 111.218972][ T6196] do_syscall_64+0xfa/0x3b0 [ 111.223994][ T6196] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.230400][ T6196] [ 111.230400][ T6196] other info that might help us debug this: [ 111.230400][ T6196] [ 111.240616][ T6196] Chain exists of: [ 111.240616][ T6196] pcpu_alloc_mutex --> fs_reclaim --> &q->q_usage_counter(io)#49 [ 111.240616][ T6196] [ 111.254286][ T6196] Possible unsafe locking scenario: [ 111.254286][ T6196] [ 111.261722][ T6196] CPU0 CPU1 [ 111.267090][ T6196] ---- ---- [ 111.272440][ T6196] lock(&q->q_usage_counter(io)#49); [ 111.277838][ T6196] lock(fs_reclaim); [ 111.284618][ T6196] lock(&q->q_usage_counter(io)#49); [ 111.292543][ T6196] lock(pcpu_alloc_mutex); [ 111.297047][ T6196] [ 111.297047][ T6196] *** DEADLOCK *** [ 111.297047][ T6196] [ 111.305178][ T6196] 5 locks held by syz-executor.0/6196: [ 111.310657][ T6196] #0: ffff8880251a0a30 (&nbd->config_lock){+.+.}-{4:4}, at: nbd_ioctl+0x131/0xeb0 [ 111.319992][ T6196] #1: ffff8880251a0988 (&set->update_nr_hwq_lock){++++}-{4:4}, at: blk_mq_update_nr_hw_queues+0x3b/0x14c0 [ 111.331415][ T6196] #2: ffff8880251a08d8 (&set->tag_list_lock){+.+.}-{4:4}, at: blk_mq_update_nr_hw_queues+0x49/0x14c0 [ 111.342405][ T6196] #3: ffff888142b10a70 (&q->q_usage_counter(io)#49){++++}-{0:0}, at: nbd_start_device+0x16c/0xac0 [ 111.353154][ T6196] #4: ffff888142b10aa8 (&q->q_usage_counter(queue)){+.+.}-{0:0}, at: nbd_start_device+0x16c/0xac0 [ 111.363872][ T6196] [ 111.363872][ T6196] stack backtrace: [ 111.369752][ T6196] CPU: 1 UID: 0 PID: 6196 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 111.369776][ T6196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 111.369789][ T6196] Call Trace: [ 111.369797][ T6196] [ 111.369807][ T6196] dump_stack_lvl+0x189/0x250 [ 111.369835][ T6196] ? __pfx_dump_stack_lvl+0x10/0x10 [ 111.369860][ T6196] ? __pfx__printk+0x10/0x10 [ 111.369889][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.369914][ T6196] ? print_lock_name+0xde/0x100 [ 111.369942][ T6196] print_circular_bug+0x2ee/0x310 [ 111.369971][ T6196] check_noncircular+0x134/0x160 [ 111.370001][ T6196] validate_chain+0xb9b/0x2140 [ 111.370035][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.370061][ T6196] __lock_acquire+0xab9/0xd20 [ 111.370085][ T6196] ? pcpu_alloc_noprof+0x286/0x16b0 [ 111.370111][ T6196] lock_acquire+0x120/0x360 [ 111.370131][ T6196] ? pcpu_alloc_noprof+0x286/0x16b0 [ 111.370164][ T6196] __mutex_lock+0x182/0xe80 [ 111.370185][ T6196] ? pcpu_alloc_noprof+0x286/0x16b0 [ 111.370211][ T6196] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 111.370244][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.370267][ T6196] ? kasan_save_track+0x4f/0x80 [ 111.370290][ T6196] ? kasan_save_track+0x3e/0x80 [ 111.370312][ T6196] ? __kmalloc_cache_node_noprof+0x234/0x3d0 [ 111.370338][ T6196] ? pcpu_alloc_noprof+0x286/0x16b0 [ 111.370363][ T6196] ? blk_mq_alloc_map_and_rqs+0xbd/0x9f0 [ 111.370385][ T6196] ? blk_mq_update_nr_hw_queues+0x76a/0x14c0 [ 111.370410][ T6196] ? __pfx___mutex_lock+0x10/0x10 [ 111.370429][ T6196] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.370459][ T6196] pcpu_alloc_noprof+0x286/0x16b0 [ 111.370493][ T6196] sbitmap_init_node+0x1e1/0x630 [ 111.370517][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.370546][ T6196] ? __kasan_kmalloc+0x93/0xb0 [ 111.370576][ T6196] sbitmap_queue_init_node+0x41/0x660 [ 111.370599][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.370622][ T6196] ? __raw_spin_lock_init+0x45/0x100 [ 111.370652][ T6196] blk_mq_init_tags+0x110/0x280 [ 111.370682][ T6196] blk_mq_alloc_map_and_rqs+0xbd/0x9f0 [ 111.370706][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.370734][ T6196] ? blk_mq_update_nr_hw_queues+0x678/0x14c0 [ 111.370758][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.370781][ T6196] ? kfree+0x18e/0x440 [ 111.370806][ T6196] blk_mq_update_nr_hw_queues+0x76a/0x14c0 [ 111.370839][ T6196] nbd_start_device+0x16c/0xac0 [ 111.370863][ T6196] ? security_capable+0x7e/0x2e0 [ 111.370898][ T6196] nbd_ioctl+0x636/0xeb0 [ 111.370921][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.370947][ T6196] ? __pfx_nbd_ioctl+0x10/0x10 [ 111.370976][ T6196] ? __pfx_nbd_ioctl+0x10/0x10 [ 111.371000][ T6196] blkdev_ioctl+0x5a8/0x6d0 [ 111.371022][ T6196] ? __pfx_blkdev_ioctl+0x10/0x10 [ 111.371040][ T6196] ? __fget_files+0x2a/0x420 [ 111.371071][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.371094][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.371118][ T6196] ? __pfx_blkdev_ioctl+0x10/0x10 [ 111.371138][ T6196] __se_sys_ioctl+0xfc/0x170 [ 111.371162][ T6196] do_syscall_64+0xfa/0x3b0 [ 111.371183][ T6196] ? lockdep_hardirqs_on+0x9c/0x150 [ 111.371201][ T6196] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.371221][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.371244][ T6196] ? exc_page_fault+0x9f/0xf0 [ 111.371277][ T6196] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.371297][ T6196] RIP: 0033:0x7f5ccc8799e9 [ 111.371315][ 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 [ 111.371331][ T6196] RSP: 002b:00007f5ccda960c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 111.371355][ T6196] RAX: ffffffffffffffda RBX: 00007f5ccc98bf60 RCX: 00007f5ccc8799e9 [ 111.371371][ T6196] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 111.371383][ T6196] RBP: 00007f5ccda96120 R08: 0000000000000000 R09: 0000000000000000 [ 111.371396][ T6196] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 111.371408][ T6196] R13: 000000000000000b R14: 00007f5ccc98bf60 R15: 00007ffe3f316b18 [ 111.371429][ T6196] [ 111.377233][ T51] Bluetooth: hci0: command tx timeout [ 111.390766][ T6196] FAULT_INJECTION: forcing a failure. [ 111.390766][ T6196] name failslab, interval 1, probability 0, space 0, times 1 [ 111.794502][ T6196] CPU: 0 UID: 0 PID: 6196 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 111.794534][ T6196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 111.794549][ T6196] Call Trace: [ 111.794557][ T6196] [ 111.794566][ T6196] dump_stack_lvl+0x189/0x250 [ 111.794600][ T6196] ? __pfx____ratelimit+0x10/0x10 [ 111.794639][ T6196] ? __pfx_dump_stack_lvl+0x10/0x10 [ 111.794666][ T6196] ? __pfx__printk+0x10/0x10 [ 111.794700][ T6196] ? __pfx___might_resched+0x10/0x10 [ 111.794728][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.794755][ T6196] ? lock_acquire+0x5f/0x360 [ 111.794784][ T6196] should_fail_ex+0x414/0x560 [ 111.794821][ T6196] should_failslab+0xa8/0x100 [ 111.794854][ T6196] __kmalloc_noprof+0xcb/0x4f0 [ 111.794883][ T6196] ? group_cpus_evenly+0xc0/0x530 [ 111.794913][ T6196] group_cpus_evenly+0xc0/0x530 [ 111.794939][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.794966][ T6196] ? __raw_spin_lock_init+0x45/0x100 [ 111.794999][ T6196] ? __pfx_group_cpus_evenly+0x10/0x10 [ 111.795026][ T6196] ? debug_mutex_init+0x38/0x70 [ 111.795061][ T6196] ? nbd_init_request+0xa3/0xc0 [ 111.795087][ T6196] ? __pfx___might_resched+0x10/0x10 [ 111.795113][ T6196] ? blk_mq_alloc_map_and_rqs+0x91b/0x9f0 [ 111.795142][ T6196] blk_mq_map_queues+0x4c/0x400 [ 111.795163][ T6196] ? blk_mq_update_queue_map+0x37a/0x440 [ 111.795193][ T6196] blk_mq_update_nr_hw_queues+0x91c/0x14c0 [ 111.795231][ T6196] nbd_start_device+0x16c/0xac0 [ 111.795257][ T6196] ? security_capable+0x7e/0x2e0 [ 111.795303][ T6196] nbd_ioctl+0x636/0xeb0 [ 111.795329][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.795358][ T6196] ? __pfx_nbd_ioctl+0x10/0x10 [ 111.795391][ T6196] ? __pfx_nbd_ioctl+0x10/0x10 [ 111.795418][ T6196] blkdev_ioctl+0x5a8/0x6d0 [ 111.795442][ T6196] ? __pfx_blkdev_ioctl+0x10/0x10 [ 111.795463][ T6196] ? __fget_files+0x2a/0x420 [ 111.795497][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.795523][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.795550][ T6196] ? __pfx_blkdev_ioctl+0x10/0x10 [ 111.795573][ T6196] __se_sys_ioctl+0xfc/0x170 [ 111.795599][ T6196] do_syscall_64+0xfa/0x3b0 [ 111.795622][ T6196] ? lockdep_hardirqs_on+0x9c/0x150 [ 111.795644][ T6196] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.795666][ T6196] ? srso_alias_return_thunk+0x5/0xfbef5 [ 111.795692][ T6196] ? exc_page_fault+0x9f/0xf0 [ 111.795726][ T6196] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 111.795749][ T6196] RIP: 0033:0x7f5ccc8799e9 [ 111.795769][ 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 [ 111.795786][ T6196] RSP: 002b:00007f5ccda960c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 111.795813][ T6196] RAX: ffffffffffffffda RBX: 00007f5ccc98bf60 RCX: 00007f5ccc8799e9 [ 111.795829][ T6196] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 111.795843][ T6196] RBP: 00007f5ccda96120 R08: 0000000000000000 R09: 0000000000000000 [ 111.795857][ T6196] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 111.795871][ T6196] R13: 000000000000000b R14: 00007f5ccc98bf60 R15: 00007ffe3f316b18 [ 111.795896][ T6196] [ 112.114546][ T51] block nbd0: Receive control failed (result -32) [ 112.119802][ T5160] block nbd0: Receive control failed (result -32) [ 112.143063][ T6196] block nbd0: shutting down sockets [ 112.242141][ T6199] FAULT_INJECTION: forcing a failure. [ 112.242141][ T6199] name failslab, interval 1, probability 0, space 0, times 0 [ 112.254867][ T6199] CPU: 1 UID: 0 PID: 6199 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 112.254898][ T6199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 112.254914][ T6199] Call Trace: [ 112.254923][ T6199] [ 112.254932][ T6199] dump_stack_lvl+0x189/0x250 [ 112.254968][ T6199] ? __pfx____ratelimit+0x10/0x10 [ 112.255011][ T6199] ? __pfx_dump_stack_lvl+0x10/0x10 [ 112.255041][ T6199] ? __pfx__printk+0x10/0x10 [ 112.255078][ T6199] ? __pfx___might_resched+0x10/0x10 [ 112.255109][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.255140][ T6199] ? lock_acquire+0x5f/0x360 [ 112.255167][ T6199] should_fail_ex+0x414/0x560 [ 112.255208][ T6199] should_failslab+0xa8/0x100 [ 112.255237][ T6199] __kmalloc_node_noprof+0xd1/0x4e0 [ 112.255259][ T6199] ? alloc_slab_obj_exts+0x39/0xa0 [ 112.255281][ T6199] alloc_slab_obj_exts+0x39/0xa0 [ 112.255302][ T6199] __memcg_slab_post_alloc_hook+0x31e/0x7f0 [ 112.255328][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.255350][ T6199] kmem_cache_alloc_lru_noprof+0x2c7/0x3d0 [ 112.255372][ T6199] ? __d_alloc+0x31/0x6f0 [ 112.255389][ T6199] __d_alloc+0x31/0x6f0 [ 112.255406][ T6199] d_alloc_parallel+0xe0/0x14e0 [ 112.255423][ T6199] ? inode_init_always_gfp+0x9ed/0xdc0 [ 112.255445][ T6199] ? alloc_inode+0x82/0x1b0 [ 112.255466][ T6199] ? new_inode+0x22/0x170 [ 112.255488][ T6199] ? __debugfs_create_file+0x14d/0x4f0 [ 112.255508][ T6199] ? debugfs_create_file_unsafe+0x3a/0x50 [ 112.255528][ T6199] ? nbd_start_device+0x33e/0xac0 [ 112.255553][ T6199] ? nbd_ioctl+0x636/0xeb0 [ 112.255579][ T6199] ? blkdev_ioctl+0x5a8/0x6d0 [ 112.255604][ T6199] ? do_syscall_64+0xfa/0x3b0 [ 112.255628][ T6199] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 112.255649][ T6199] ? rcu_is_watching+0x15/0xb0 [ 112.255671][ T6199] ? __pfx_d_alloc_parallel+0x10/0x10 [ 112.255688][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.255707][ T6199] ? rcu_is_watching+0x15/0xb0 [ 112.255728][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.255747][ T6199] ? __raw_spin_lock_init+0x45/0x100 [ 112.255772][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.255792][ T6199] ? __init_waitqueue_head+0xa9/0x150 [ 112.255820][ T6199] __lookup_slow+0x116/0x3d0 [ 112.255837][ T6199] ? __pfx___lookup_slow+0x10/0x10 [ 112.255857][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.255877][ T6199] ? d_lookup+0x8a/0xa0 [ 112.255893][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.255913][ T6199] ? lookup_noperm+0x112/0x220 [ 112.255928][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.255969][ T6199] start_creating+0x22e/0x3c0 [ 112.255991][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.256011][ T6199] ? lock_release+0x4b/0x3e0 [ 112.256028][ T6199] ? __pfx_start_creating+0x10/0x10 [ 112.256053][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.256072][ T6199] ? up_write+0x1c4/0x420 [ 112.256096][ T6199] ? do_raw_spin_unlock+0x122/0x240 [ 112.256122][ T6199] __debugfs_create_file+0x79/0x4f0 [ 112.256144][ T6199] debugfs_create_file_unsafe+0x3a/0x50 [ 112.256166][ T6199] nbd_start_device+0x356/0xac0 [ 112.256186][ T6199] ? security_capable+0x7e/0x2e0 [ 112.256215][ T6199] nbd_ioctl+0x636/0xeb0 [ 112.256235][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.256256][ T6199] ? __pfx_nbd_ioctl+0x10/0x10 [ 112.256280][ T6199] ? lock_release+0x4b/0x3e0 [ 112.256296][ T6199] ? __pfx_nbd_ioctl+0x10/0x10 [ 112.256318][ T6199] blkdev_ioctl+0x5a8/0x6d0 [ 112.256336][ T6199] ? __pfx_blkdev_ioctl+0x10/0x10 [ 112.256352][ T6199] ? __fget_files+0x2a/0x420 [ 112.256377][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.256396][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.256417][ T6199] ? __pfx_blkdev_ioctl+0x10/0x10 [ 112.256434][ T6199] __se_sys_ioctl+0xfc/0x170 [ 112.256453][ T6199] do_syscall_64+0xfa/0x3b0 [ 112.256470][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.256490][ T6199] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 112.256506][ T6199] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.256526][ T6199] ? exc_page_fault+0x9f/0xf0 [ 112.256558][ T6199] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 112.256575][ T6199] RIP: 0033:0x7f5ccc8799e9 [ 112.256590][ T6199] 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 [ 112.256604][ T6199] RSP: 002b:00007f5ccda960c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 112.256622][ T6199] RAX: ffffffffffffffda RBX: 00007f5ccc98bf60 RCX: 00007f5ccc8799e9 [ 112.256635][ T6199] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 112.256646][ T6199] RBP: 00007f5ccda96120 R08: 0000000000000000 R09: 0000000000000000 [ 112.256657][ T6199] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 112.256672][ T6199] R13: 000000000000000b R14: 00007f5ccc98bf60 R15: 00007ffe3f316b18 [ 112.256698][ T6199] 2025/07/06 07:19:22 executed programs: 2 [ 113.000688][ T51] block nbd0: Receive control failed (result -32) [ 113.000921][ T6199] block nbd0: shutting down sockets [ 113.092263][ T6202] FAULT_INJECTION: forcing a failure. [ 113.092263][ T6202] name failslab, interval 1, probability 0, space 0, times 0 [ 113.104943][ T6202] CPU: 0 UID: 0 PID: 6202 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 113.104969][ T6202] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 113.104980][ T6202] Call Trace: [ 113.104988][ T6202] [ 113.104995][ T6202] dump_stack_lvl+0x189/0x250 [ 113.105020][ T6202] ? __pfx____ratelimit+0x10/0x10 [ 113.105048][ T6202] ? __pfx_dump_stack_lvl+0x10/0x10 [ 113.105068][ T6202] ? __pfx__printk+0x10/0x10 [ 113.105090][ T6202] ? __lookup_slow+0x2d1/0x3d0 [ 113.105108][ T6202] ? __pfx___might_resched+0x10/0x10 [ 113.105129][ T6202] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.105150][ T6202] ? lock_acquire+0x5f/0x360 [ 113.105168][ T6202] should_fail_ex+0x414/0x560 [ 113.105196][ T6202] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 113.105218][ T6202] should_failslab+0xa8/0x100 [ 113.105242][ T6202] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 113.105263][ T6202] kmem_cache_alloc_lru_noprof+0x78/0x3d0 [ 113.105302][ T6202] ? alloc_inode+0x6a/0x1b0 [ 113.105324][ T6202] ? lock_release+0x4b/0x3e0 [ 113.105342][ T6202] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 113.105363][ T6202] alloc_inode+0x6a/0x1b0 [ 113.105386][ T6202] new_inode+0x22/0x170 [ 113.105411][ T6202] __debugfs_create_file+0x14d/0x4f0 [ 113.105433][ T6202] debugfs_create_file_unsafe+0x3a/0x50 [ 113.105455][ T6202] nbd_start_device+0x356/0xac0 [ 113.105476][ T6202] ? security_capable+0x7e/0x2e0 [ 113.105505][ T6202] nbd_ioctl+0x636/0xeb0 [ 113.105524][ T6202] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.105548][ T6202] ? __pfx_nbd_ioctl+0x10/0x10 [ 113.105572][ T6202] ? lock_release+0x4b/0x3e0 [ 113.105588][ T6202] ? __pfx_nbd_ioctl+0x10/0x10 [ 113.105608][ T6202] blkdev_ioctl+0x5a8/0x6d0 [ 113.105627][ T6202] ? __pfx_blkdev_ioctl+0x10/0x10 [ 113.105643][ T6202] ? __fget_files+0x2a/0x420 [ 113.105668][ T6202] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.105687][ T6202] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.105708][ T6202] ? __pfx_blkdev_ioctl+0x10/0x10 [ 113.105725][ T6202] __se_sys_ioctl+0xfc/0x170 [ 113.105745][ T6202] do_syscall_64+0xfa/0x3b0 [ 113.105762][ T6202] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.105783][ T6202] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 113.105799][ T6202] ? srso_alias_return_thunk+0x5/0xfbef5 [ 113.105819][ T6202] ? exc_page_fault+0x9f/0xf0 [ 113.105846][ T6202] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 113.105863][ T6202] RIP: 0033:0x7f5ccc8799e9 [ 113.105877][ T6202] 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 [ 113.105891][ T6202] RSP: 002b:00007f5ccda960c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 113.105909][ T6202] RAX: ffffffffffffffda RBX: 00007f5ccc98bf60 RCX: 00007f5ccc8799e9 [ 113.105922][ T6202] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 113.105932][ T6202] RBP: 00007f5ccda96120 R08: 0000000000000000 R09: 0000000000000000 [ 113.105943][ T6202] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 113.105953][ T6202] R13: 000000000000000b R14: 00007f5ccc98bf60 R15: 00007ffe3f316b18 [ 113.105972][ T6202] [ 113.105978][ T6202] debugfs: out of free dentries, can not create file 'timeout' [ 113.472031][ T5851] Bluetooth: hci0: command tx timeout [ 113.864982][ T5160] block nbd0: Receive control failed (result -32) [ 113.865301][ T51] block nbd0: Receive control failed (result -32) [ 113.871555][ T6202] block nbd0: shutting down sockets [ 114.001795][ T6206] FAULT_INJECTION: forcing a failure. [ 114.001795][ T6206] name failslab, interval 1, probability 0, space 0, times 0 [ 114.014496][ T6206] CPU: 0 UID: 0 PID: 6206 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 114.014530][ T6206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 114.014553][ T6206] Call Trace: [ 114.014562][ T6206] [ 114.014571][ T6206] dump_stack_lvl+0x189/0x250 [ 114.014596][ T6206] ? __pfx____ratelimit+0x10/0x10 [ 114.014625][ T6206] ? __pfx_dump_stack_lvl+0x10/0x10 [ 114.014645][ T6206] ? __pfx__printk+0x10/0x10 [ 114.014671][ T6206] ? __pfx___might_resched+0x10/0x10 [ 114.014692][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.014712][ T6206] ? lock_acquire+0x5f/0x360 [ 114.014731][ T6206] should_fail_ex+0x414/0x560 [ 114.014759][ T6206] should_failslab+0xa8/0x100 [ 114.014783][ T6206] kmem_cache_alloc_lru_noprof+0x78/0x3d0 [ 114.014807][ T6206] ? __d_alloc+0x31/0x6f0 [ 114.014825][ T6206] __d_alloc+0x31/0x6f0 [ 114.014840][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.014862][ T6206] d_alloc_parallel+0xe0/0x14e0 [ 114.014878][ T6206] ? new_inode+0x22/0x170 [ 114.014901][ T6206] ? __debugfs_create_file+0x14d/0x4f0 [ 114.014924][ T6206] ? debugfs_create_file_full+0x3f/0x60 [ 114.014943][ T6206] ? nbd_start_device+0x323/0xac0 [ 114.014962][ T6206] ? nbd_ioctl+0x636/0xeb0 [ 114.014980][ T6206] ? blkdev_ioctl+0x5a8/0x6d0 [ 114.014996][ T6206] ? __se_sys_ioctl+0xfc/0x170 [ 114.015014][ T6206] ? do_syscall_64+0xfa/0x3b0 [ 114.015036][ T6206] ? rcu_is_watching+0x15/0xb0 [ 114.015058][ T6206] ? __pfx_d_alloc_parallel+0x10/0x10 [ 114.015075][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.015094][ T6206] ? rcu_is_watching+0x15/0xb0 [ 114.015115][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.015135][ T6206] ? __raw_spin_lock_init+0x45/0x100 [ 114.015159][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.015179][ T6206] ? __init_waitqueue_head+0xa9/0x150 [ 114.015207][ T6206] __lookup_slow+0x116/0x3d0 [ 114.015225][ T6206] ? __pfx___lookup_slow+0x10/0x10 [ 114.015245][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.015265][ T6206] ? d_lookup+0x8a/0xa0 [ 114.015281][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.015302][ T6206] ? lookup_noperm+0x112/0x220 [ 114.015317][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.015339][ T6206] start_creating+0x22e/0x3c0 [ 114.015358][ T6206] ? lock_release+0x4b/0x3e0 [ 114.015376][ T6206] ? __pfx_start_creating+0x10/0x10 [ 114.015397][ T6206] ? up_write+0x1c4/0x420 [ 114.015418][ T6206] ? do_raw_spin_unlock+0x122/0x240 [ 114.015445][ T6206] __debugfs_create_file+0x79/0x4f0 [ 114.015468][ T6206] debugfs_create_file_unsafe+0x3a/0x50 [ 114.015490][ T6206] nbd_start_device+0x33e/0xac0 [ 114.015509][ T6206] ? security_capable+0x7e/0x2e0 [ 114.015548][ T6206] nbd_ioctl+0x636/0xeb0 [ 114.015567][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.015591][ T6206] ? __pfx_nbd_ioctl+0x10/0x10 [ 114.015628][ T6206] ? lock_release+0x4b/0x3e0 [ 114.015653][ T6206] ? __pfx_nbd_ioctl+0x10/0x10 [ 114.015680][ T6206] blkdev_ioctl+0x5a8/0x6d0 [ 114.015699][ T6206] ? __pfx_blkdev_ioctl+0x10/0x10 [ 114.015715][ T6206] ? __fget_files+0x2a/0x420 [ 114.015740][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.015759][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.015779][ T6206] ? __pfx_blkdev_ioctl+0x10/0x10 [ 114.015796][ T6206] __se_sys_ioctl+0xfc/0x170 [ 114.015816][ T6206] do_syscall_64+0xfa/0x3b0 [ 114.015832][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.015853][ T6206] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 114.015869][ T6206] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.015889][ T6206] ? exc_page_fault+0x9f/0xf0 [ 114.015916][ T6206] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 114.015933][ T6206] RIP: 0033:0x7f5ccc8799e9 [ 114.015947][ 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 [ 114.015961][ T6206] RSP: 002b:00007f5ccda750c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 114.015979][ T6206] RAX: ffffffffffffffda RBX: 00007f5ccc98c030 RCX: 00007f5ccc8799e9 [ 114.015992][ T6206] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 114.016003][ T6206] RBP: 00007f5ccda75120 R08: 0000000000000000 R09: 0000000000000000 [ 114.016014][ T6206] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 114.016024][ T6206] R13: 000000000000006e R14: 00007f5ccc98c030 R15: 00007ffe3f316b18 [ 114.016043][ T6206] [ 114.734073][ T5160] block nbd0: Receive control failed (result -32) [ 114.734448][ T51] block nbd0: Receive control failed (result -32) [ 114.740872][ T6206] block nbd0: shutting down sockets [ 114.881797][ T6209] FAULT_INJECTION: forcing a failure. [ 114.881797][ T6209] name failslab, interval 1, probability 0, space 0, times 0 [ 114.894584][ T6209] CPU: 1 UID: 0 PID: 6209 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 114.894612][ T6209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 114.894627][ T6209] Call Trace: [ 114.894635][ T6209] [ 114.894643][ T6209] dump_stack_lvl+0x189/0x250 [ 114.894678][ T6209] ? __pfx____ratelimit+0x10/0x10 [ 114.894717][ T6209] ? __pfx_dump_stack_lvl+0x10/0x10 [ 114.894747][ T6209] ? __pfx__printk+0x10/0x10 [ 114.894781][ T6209] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.894811][ T6209] ? __pfx___might_resched+0x10/0x10 [ 114.894840][ T6209] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.894869][ T6209] ? lock_acquire+0x5f/0x360 [ 114.894895][ T6209] should_fail_ex+0x414/0x560 [ 114.894936][ T6209] should_failslab+0xa8/0x100 [ 114.894971][ T6209] kmem_cache_alloc_noprof+0x73/0x3c0 [ 114.895000][ T6209] ? security_inode_alloc+0x39/0x330 [ 114.895029][ T6209] security_inode_alloc+0x39/0x330 [ 114.895055][ T6209] inode_init_always_gfp+0x9ed/0xdc0 [ 114.895092][ T6209] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 114.895124][ T6209] alloc_inode+0x82/0x1b0 [ 114.895156][ T6209] new_inode+0x22/0x170 [ 114.895193][ T6209] __debugfs_create_file+0x14d/0x4f0 [ 114.895225][ T6209] debugfs_create_file_unsafe+0x3a/0x50 [ 114.895257][ T6209] nbd_start_device+0x33e/0xac0 [ 114.895297][ T6209] ? security_capable+0x7e/0x2e0 [ 114.895338][ T6209] nbd_ioctl+0x636/0xeb0 [ 114.895368][ T6209] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.895400][ T6209] ? __pfx_nbd_ioctl+0x10/0x10 [ 114.895433][ T6209] ? lock_release+0x4b/0x3e0 [ 114.895456][ T6209] ? __pfx_nbd_ioctl+0x10/0x10 [ 114.895480][ T6209] blkdev_ioctl+0x5a8/0x6d0 [ 114.895502][ T6209] ? __pfx_blkdev_ioctl+0x10/0x10 [ 114.895521][ T6209] ? __fget_files+0x2a/0x420 [ 114.895551][ T6209] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.895574][ T6209] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.895598][ T6209] ? __pfx_blkdev_ioctl+0x10/0x10 [ 114.895618][ T6209] __se_sys_ioctl+0xfc/0x170 [ 114.895641][ T6209] do_syscall_64+0xfa/0x3b0 [ 114.895662][ T6209] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.895686][ T6209] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 114.895705][ T6209] ? srso_alias_return_thunk+0x5/0xfbef5 [ 114.895728][ T6209] ? exc_page_fault+0x9f/0xf0 [ 114.895760][ T6209] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 114.895780][ T6209] RIP: 0033:0x7f5ccc8799e9 [ 114.895797][ T6209] 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 [ 114.895813][ T6209] RSP: 002b:00007f5ccda750c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 114.895834][ T6209] RAX: ffffffffffffffda RBX: 00007f5ccc98c030 RCX: 00007f5ccc8799e9 [ 114.895849][ T6209] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 114.895861][ T6209] RBP: 00007f5ccda75120 R08: 0000000000000000 R09: 0000000000000000 [ 114.895874][ T6209] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 114.895886][ T6209] R13: 000000000000006e R14: 00007f5ccc98c030 R15: 00007ffe3f316b18 [ 114.895908][ T6209] [ 114.895943][ T6209] debugfs: out of free dentries, can not create file 'size_bytes' [ 115.551822][ T5851] Bluetooth: hci0: command tx timeout [ 115.602529][ T5160] block nbd0: Receive control failed (result -32) [ 115.602873][ T51] block nbd0: Receive control failed (result -32) [ 115.609241][ T6209] block nbd0: shutting down sockets [ 115.713382][ T6211] FAULT_INJECTION: forcing a failure. [ 115.713382][ T6211] name failslab, interval 1, probability 0, space 0, times 0 [ 115.726048][ T6211] CPU: 1 UID: 0 PID: 6211 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 115.726070][ T6211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 115.726080][ T6211] Call Trace: [ 115.726087][ T6211] [ 115.726094][ T6211] dump_stack_lvl+0x189/0x250 [ 115.726120][ T6211] ? __pfx____ratelimit+0x10/0x10 [ 115.726153][ T6211] ? __pfx_dump_stack_lvl+0x10/0x10 [ 115.726182][ T6211] ? __pfx__printk+0x10/0x10 [ 115.726216][ T6211] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.726240][ T6211] ? rcu_is_watching+0x15/0xb0 [ 115.726261][ T6211] ? __pfx___might_resched+0x10/0x10 [ 115.726281][ T6211] ? lock_acquire+0x5f/0x360 [ 115.726301][ T6211] should_fail_ex+0x414/0x560 [ 115.726331][ T6211] should_failslab+0xa8/0x100 [ 115.726357][ T6211] __kmalloc_node_noprof+0xd1/0x4e0 [ 115.726378][ T6211] ? alloc_slab_obj_exts+0x39/0xa0 [ 115.726401][ T6211] alloc_slab_obj_exts+0x39/0xa0 [ 115.726420][ T6211] __memcg_slab_post_alloc_hook+0x31e/0x7f0 [ 115.726446][ T6211] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.726468][ T6211] kmem_cache_alloc_lru_noprof+0x2c7/0x3d0 [ 115.726490][ T6211] ? alloc_inode+0x6a/0x1b0 [ 115.726513][ T6211] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 115.726535][ T6211] alloc_inode+0x6a/0x1b0 [ 115.726565][ T6211] new_inode+0x22/0x170 [ 115.726590][ T6211] __debugfs_create_file+0x14d/0x4f0 [ 115.726613][ T6211] debugfs_create_file_unsafe+0x3a/0x50 [ 115.726635][ T6211] nbd_start_device+0x33e/0xac0 [ 115.726656][ T6211] ? security_capable+0x7e/0x2e0 [ 115.726684][ T6211] nbd_ioctl+0x636/0xeb0 [ 115.726704][ T6211] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.726726][ T6211] ? __pfx_nbd_ioctl+0x10/0x10 [ 115.726750][ T6211] ? lock_release+0x4b/0x3e0 [ 115.726766][ T6211] ? __pfx_nbd_ioctl+0x10/0x10 [ 115.726786][ T6211] blkdev_ioctl+0x5a8/0x6d0 [ 115.726805][ T6211] ? __pfx_blkdev_ioctl+0x10/0x10 [ 115.726821][ T6211] ? __fget_files+0x2a/0x420 [ 115.726846][ T6211] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.726866][ T6211] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.726886][ T6211] ? __pfx_blkdev_ioctl+0x10/0x10 [ 115.726903][ T6211] __se_sys_ioctl+0xfc/0x170 [ 115.726922][ T6211] do_syscall_64+0xfa/0x3b0 [ 115.726940][ T6211] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.726960][ T6211] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 115.726976][ T6211] ? srso_alias_return_thunk+0x5/0xfbef5 [ 115.726996][ T6211] ? exc_page_fault+0x9f/0xf0 [ 115.727023][ T6211] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 115.727040][ T6211] RIP: 0033:0x7f5ccc8799e9 [ 115.727054][ T6211] 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 [ 115.727068][ T6211] RSP: 002b:00007f5ccda960c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 115.727086][ T6211] RAX: ffffffffffffffda RBX: 00007f5ccc98bf60 RCX: 00007f5ccc8799e9 [ 115.727099][ T6211] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 115.727109][ T6211] RBP: 00007f5ccda96120 R08: 0000000000000000 R09: 0000000000000000 [ 115.727120][ T6211] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 115.727130][ T6211] R13: 000000000000000b R14: 00007f5ccc98bf60 R15: 00007ffe3f316b18 [ 115.727149][ T6211] [ 116.469163][ T5160] block nbd0: Receive control failed (result -32) [ 116.469387][ T6211] block nbd0: shutting down sockets [ 116.582051][ T6213] FAULT_INJECTION: forcing a failure. [ 116.582051][ T6213] name failslab, interval 1, probability 0, space 0, times 0 [ 116.594985][ T6213] CPU: 1 UID: 0 PID: 6213 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 116.595006][ T6213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 116.595017][ T6213] Call Trace: [ 116.595024][ T6213] [ 116.595031][ T6213] dump_stack_lvl+0x189/0x250 [ 116.595056][ T6213] ? __pfx____ratelimit+0x10/0x10 [ 116.595084][ T6213] ? __pfx_dump_stack_lvl+0x10/0x10 [ 116.595105][ T6213] ? __pfx__printk+0x10/0x10 [ 116.595126][ T6213] ? __lookup_slow+0x2d1/0x3d0 [ 116.595144][ T6213] ? __pfx___might_resched+0x10/0x10 [ 116.595165][ T6213] ? srso_alias_return_thunk+0x5/0xfbef5 [ 116.595185][ T6213] ? lock_acquire+0x5f/0x360 [ 116.595203][ T6213] should_fail_ex+0x414/0x560 [ 116.595230][ T6213] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 116.595252][ T6213] should_failslab+0xa8/0x100 [ 116.595275][ T6213] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 116.595304][ T6213] kmem_cache_alloc_lru_noprof+0x78/0x3d0 [ 116.595326][ T6213] ? alloc_inode+0x6a/0x1b0 [ 116.595350][ T6213] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 116.595371][ T6213] alloc_inode+0x6a/0x1b0 [ 116.595394][ T6213] new_inode+0x22/0x170 [ 116.595419][ T6213] __debugfs_create_file+0x14d/0x4f0 [ 116.595441][ T6213] debugfs_create_file_unsafe+0x3a/0x50 [ 116.595463][ T6213] nbd_start_device+0x33e/0xac0 [ 116.595483][ T6213] ? security_capable+0x7e/0x2e0 [ 116.595512][ T6213] nbd_ioctl+0x636/0xeb0 [ 116.595532][ T6213] ? srso_alias_return_thunk+0x5/0xfbef5 [ 116.595556][ T6213] ? __pfx_nbd_ioctl+0x10/0x10 [ 116.595580][ T6213] ? lock_release+0x4b/0x3e0 [ 116.595596][ T6213] ? __pfx_nbd_ioctl+0x10/0x10 [ 116.595616][ T6213] blkdev_ioctl+0x5a8/0x6d0 [ 116.595634][ T6213] ? __pfx_blkdev_ioctl+0x10/0x10 [ 116.595650][ T6213] ? __fget_files+0x2a/0x420 [ 116.595675][ T6213] ? srso_alias_return_thunk+0x5/0xfbef5 [ 116.595695][ T6213] ? srso_alias_return_thunk+0x5/0xfbef5 [ 116.595715][ T6213] ? __pfx_blkdev_ioctl+0x10/0x10 [ 116.595732][ T6213] __se_sys_ioctl+0xfc/0x170 [ 116.595754][ T6213] do_syscall_64+0xfa/0x3b0 [ 116.595778][ T6213] ? srso_alias_return_thunk+0x5/0xfbef5 [ 116.595807][ T6213] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 116.595830][ T6213] ? srso_alias_return_thunk+0x5/0xfbef5 [ 116.595853][ T6213] ? exc_page_fault+0x9f/0xf0 [ 116.595881][ T6213] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 116.595898][ T6213] RIP: 0033:0x7f5ccc8799e9 [ 116.595912][ 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 [ 116.595926][ T6213] RSP: 002b:00007f5ccda960c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 116.595944][ T6213] RAX: ffffffffffffffda RBX: 00007f5ccc98bf60 RCX: 00007f5ccc8799e9 [ 116.595957][ T6213] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 116.595967][ T6213] RBP: 00007f5ccda96120 R08: 0000000000000000 R09: 0000000000000000 [ 116.595978][ T6213] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 116.595988][ T6213] R13: 000000000000000b R14: 00007f5ccc98bf60 R15: 00007ffe3f316b18 [ 116.596007][ T6213] [ 116.596013][ T6213] debugfs: out of free dentries, can not create file 'size_bytes' [ 117.331793][ T51] block nbd0: Receive control failed (result -32) [ 117.335466][ T6213] block nbd0: shutting down sockets [ 117.442130][ T6215] FAULT_INJECTION: forcing a failure. [ 117.442130][ T6215] name failslab, interval 1, probability 0, space 0, times 0 [ 117.454915][ T6215] CPU: 1 UID: 0 PID: 6215 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 117.454938][ T6215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 117.454949][ T6215] Call Trace: [ 117.454955][ T6215] [ 117.454962][ T6215] dump_stack_lvl+0x189/0x250 [ 117.454988][ T6215] ? __pfx____ratelimit+0x10/0x10 [ 117.455016][ T6215] ? __pfx_dump_stack_lvl+0x10/0x10 [ 117.455036][ T6215] ? __pfx__printk+0x10/0x10 [ 117.455062][ T6215] ? __pfx___might_resched+0x10/0x10 [ 117.455082][ T6215] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.455102][ T6215] ? lock_acquire+0x5f/0x360 [ 117.455121][ T6215] should_fail_ex+0x414/0x560 [ 117.455149][ T6215] should_failslab+0xa8/0x100 [ 117.455173][ T6215] kmem_cache_alloc_lru_noprof+0x78/0x3d0 [ 117.455195][ T6215] ? __d_alloc+0x31/0x6f0 [ 117.455211][ T6215] ? stack_depot_save_flags+0x40/0x900 [ 117.455251][ T6215] __d_alloc+0x31/0x6f0 [ 117.455301][ T6215] d_alloc_parallel+0xe0/0x14e0 [ 117.455322][ T6215] ? inode_init_always_gfp+0x9ed/0xdc0 [ 117.455344][ T6215] ? alloc_inode+0x82/0x1b0 [ 117.455366][ T6215] ? new_inode+0x22/0x170 [ 117.455388][ T6215] ? __debugfs_create_file+0x14d/0x4f0 [ 117.455408][ T6215] ? debugfs_create_file_unsafe+0x3a/0x50 [ 117.455427][ T6215] ? nbd_start_device+0x33e/0xac0 [ 117.455446][ T6215] ? nbd_ioctl+0x636/0xeb0 [ 117.455464][ T6215] ? blkdev_ioctl+0x5a8/0x6d0 [ 117.455481][ T6215] ? do_syscall_64+0xfa/0x3b0 [ 117.455498][ T6215] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.455519][ T6215] ? rcu_is_watching+0x15/0xb0 [ 117.455542][ T6215] ? __pfx_d_alloc_parallel+0x10/0x10 [ 117.455559][ T6215] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.455579][ T6215] ? rcu_is_watching+0x15/0xb0 [ 117.455599][ T6215] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.455619][ T6215] ? __raw_spin_lock_init+0x45/0x100 [ 117.455644][ T6215] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.455663][ T6215] ? __init_waitqueue_head+0xa9/0x150 [ 117.455691][ T6215] __lookup_slow+0x116/0x3d0 [ 117.455708][ T6215] ? __pfx___lookup_slow+0x10/0x10 [ 117.455728][ T6215] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.455748][ T6215] ? d_lookup+0x8a/0xa0 [ 117.455764][ T6215] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.455784][ T6215] ? lookup_noperm+0x112/0x220 [ 117.455799][ T6215] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.455821][ T6215] start_creating+0x22e/0x3c0 [ 117.455840][ T6215] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.455859][ T6215] ? lock_release+0x4b/0x3e0 [ 117.455877][ T6215] ? __pfx_start_creating+0x10/0x10 [ 117.455898][ T6215] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.455917][ T6215] ? up_write+0x1c4/0x420 [ 117.455939][ T6215] ? do_raw_spin_unlock+0x122/0x240 [ 117.455965][ T6215] __debugfs_create_file+0x79/0x4f0 [ 117.455987][ T6215] debugfs_create_file_unsafe+0x3a/0x50 [ 117.456009][ T6215] nbd_start_device+0x356/0xac0 [ 117.456029][ T6215] ? security_capable+0x7e/0x2e0 [ 117.456058][ T6215] nbd_ioctl+0x636/0xeb0 [ 117.456077][ T6215] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.456099][ T6215] ? __pfx_nbd_ioctl+0x10/0x10 [ 117.456123][ T6215] ? lock_release+0x4b/0x3e0 [ 117.456138][ T6215] ? __pfx_nbd_ioctl+0x10/0x10 [ 117.456158][ T6215] blkdev_ioctl+0x5a8/0x6d0 [ 117.456176][ T6215] ? __pfx_blkdev_ioctl+0x10/0x10 [ 117.456192][ T6215] ? __fget_files+0x2a/0x420 [ 117.456218][ T6215] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.456238][ T6215] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.456258][ T6215] ? __pfx_blkdev_ioctl+0x10/0x10 [ 117.456280][ T6215] __se_sys_ioctl+0xfc/0x170 [ 117.456301][ T6215] do_syscall_64+0xfa/0x3b0 [ 117.456318][ T6215] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.456343][ T6215] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.456366][ T6215] ? srso_alias_return_thunk+0x5/0xfbef5 [ 117.456394][ T6215] ? exc_page_fault+0x9f/0xf0 [ 117.456425][ T6215] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.456442][ T6215] RIP: 0033:0x7f5ccc8799e9 [ 117.456457][ T6215] 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 [ 117.456471][ T6215] RSP: 002b:00007f5ccda960c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 117.456489][ T6215] RAX: ffffffffffffffda RBX: 00007f5ccc98bf60 RCX: 00007f5ccc8799e9 [ 117.456502][ T6215] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 117.456512][ T6215] RBP: 00007f5ccda96120 R08: 0000000000000000 R09: 0000000000000000 [ 117.456524][ T6215] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 117.456534][ T6215] R13: 000000000000000b R14: 00007f5ccc98bf60 R15: 00007ffe3f316b18 [ 117.456553][ T6215] [ 117.906955][ T5851] Bluetooth: hci0: command tx timeout 2025/07/06 07:19:27 executed programs: 8 [ 118.190397][ T5160] block nbd0: Receive control failed (result -32) [ 118.190732][ T51] block nbd0: Receive control failed (result -32) [ 118.196940][ T6215] block nbd0: shutting down sockets [ 118.331454][ T6218] block nbd0: Device being setup by another task [ 118.373325][ T6217] FAULT_INJECTION: forcing a failure. [ 118.373325][ T6217] name failslab, interval 1, probability 0, space 0, times 0 [ 118.386342][ T6217] CPU: 1 UID: 0 PID: 6217 Comm: syz-executor.0 Not tainted 6.16.0-rc4-syzkaller-g1f988d0788f5 #0 PREEMPT(full) [ 118.386371][ T6217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 118.386386][ T6217] Call Trace: [ 118.386394][ T6217] [ 118.386403][ T6217] dump_stack_lvl+0x189/0x250 [ 118.386436][ T6217] ? __pfx____ratelimit+0x10/0x10 [ 118.386477][ T6217] ? __pfx_dump_stack_lvl+0x10/0x10 [ 118.386513][ T6217] ? __pfx__printk+0x10/0x10 [ 118.386548][ T6217] ? __pfx___might_resched+0x10/0x10 [ 118.386577][ T6217] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.386607][ T6217] ? lock_acquire+0x5f/0x360 [ 118.386633][ T6217] should_fail_ex+0x414/0x560 [ 118.386673][ T6217] should_failslab+0xa8/0x100 [ 118.386715][ T6217] __kmalloc_cache_node_noprof+0x73/0x3d0 [ 118.386748][ T6217] ? __asan_memset+0x22/0x50 [ 118.386773][ T6217] ? dd_init_sched+0x8e/0x590 [ 118.386803][ T6217] dd_init_sched+0x8e/0x590 [ 118.386823][ T6217] blk_mq_init_sched+0x37d/0x710 [ 118.386845][ T6217] ? __pfx_blk_mq_init_sched+0x10/0x10 [ 118.386863][ T6217] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.386883][ T6217] ? rcu_is_watching+0x15/0xb0 [ 118.386907][ T6217] elevator_switch+0x19c/0x5f0 [ 118.386928][ T6217] elv_update_nr_hw_queues+0x1e5/0x2a0 [ 118.386954][ T6217] blk_mq_update_nr_hw_queues+0xd54/0x14c0 [ 118.386985][ T6217] ? __pfx___mutex_lock+0x10/0x10 [ 118.387006][ T6217] nbd_start_device+0x16c/0xac0 [ 118.387027][ T6217] ? security_capable+0x7e/0x2e0 [ 118.387056][ T6217] nbd_ioctl+0x636/0xeb0 [ 118.387075][ T6217] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.387097][ T6217] ? __pfx_nbd_ioctl+0x10/0x10 [ 118.387121][ T6217] ? lock_release+0x4b/0x3e0 [ 118.387137][ T6217] ? __pfx_nbd_ioctl+0x10/0x10 [ 118.387163][ T6217] blkdev_ioctl+0x5a8/0x6d0 [ 118.387182][ T6217] ? __pfx_blkdev_ioctl+0x10/0x10 [ 118.387199][ T6217] ? __fget_files+0x2a/0x420 [ 118.387226][ T6217] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.387245][ T6217] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.387268][ T6217] ? __pfx_blkdev_ioctl+0x10/0x10 [ 118.387285][ T6217] __se_sys_ioctl+0xfc/0x170 [ 118.387312][ T6217] do_syscall_64+0xfa/0x3b0 [ 118.387330][ T6217] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.387351][ T6217] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 118.387367][ T6217] ? srso_alias_return_thunk+0x5/0xfbef5 [ 118.387386][ T6217] ? exc_page_fault+0x9f/0xf0 [ 118.387414][ T6217] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 118.387431][ T6217] RIP: 0033:0x7f5ccc8799e9 [ 118.387445][ T6217] 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 [ 118.387459][ T6217] RSP: 002b:00007f5ccda960c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 118.387477][ T6217] RAX: ffffffffffffffda RBX: 00007f5ccc98bf60 RCX: 00007f5ccc8799e9 [ 118.387490][ T6217] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 118.387501][ T6217] RBP: 00007f5ccda96120 R08: 0000000000000000 R09: 0000000000000000 [ 118.387512][ T6217] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 118.387522][ T6217] R13: 000000000000000b R14: 00007f5ccc98bf60 R15: 00007ffe3f316b18 [ 118.387542][ T6217] [ 118.387749][ T6217] elv: switch to "mq-deadline" failed, falling back to "none" [ 119.057790][ T5160] block nbd0: Receive control failed (result -32) [ 119.058057][ T6217] block nbd0: shutting down sockets [ 119.212177][ T6220] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 119.917530][ T51] block nbd0: Receive control failed (result -32) [ 119.917799][ T5160] block nbd0: Receive control failed (result -32) [ 119.924204][ T6220] block nbd0: shutting down sockets [ 120.072246][ T6223] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 120.785230][ T51] block nbd0: Receive control failed (result -32) [ 120.786866][ T5160] block nbd0: Receive control failed (result -32) [ 120.791791][ T6223] block nbd0: shutting down sockets