Warning: Permanently added '10.128.0.193' (ED25519) to the list of known hosts. 2025/07/06 01:41:42 ignoring optional flag "sandboxArg"="0" 2025/07/06 01:41:42 ignoring optional flag "type"="gce" 2025/07/06 01:41:42 parsed 1 programs 2025/07/06 01:41:42 executed programs: 0 [ 114.667585][ T6165] cgroup: Unknown subsys name 'net' [ 114.677570][ T6165] cgroup: Unknown subsys name 'cpuset' [ 114.687027][ T6165] cgroup: Unknown subsys name 'rlimit' [ 115.830547][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 115.839210][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 115.847145][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 115.856202][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 115.864197][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 116.010273][ T6170] chnl_net:caif_netlink_parms(): no params data found [ 116.092826][ T6170] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.100206][ T6170] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.107651][ T6170] bridge_slave_0: entered allmulticast mode [ 116.116074][ T6170] bridge_slave_0: entered promiscuous mode [ 116.125153][ T6170] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.132374][ T6170] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.139908][ T6170] bridge_slave_1: entered allmulticast mode [ 116.147368][ T6170] bridge_slave_1: entered promiscuous mode [ 116.185100][ T6170] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 116.197544][ T6170] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 116.233087][ T6170] team0: Port device team_slave_0 added [ 116.242514][ T6170] team0: Port device team_slave_1 added [ 116.275763][ T6170] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 116.282846][ T6170] 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. [ 116.309496][ T6170] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 116.321937][ T6170] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 116.329739][ T6170] 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. [ 116.356246][ T6170] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 116.401835][ T6170] hsr_slave_0: entered promiscuous mode [ 116.408352][ T6170] hsr_slave_1: entered promiscuous mode [ 116.538661][ T6170] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.545939][ T6170] bridge0: port 2(bridge_slave_1) entered forwarding state [ 116.553536][ T6170] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.560931][ T6170] bridge0: port 1(bridge_slave_0) entered forwarding state [ 116.619145][ T6170] 8021q: adding VLAN 0 to HW filter on device bond0 [ 116.638258][ T2997] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.647921][ T2997] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.662939][ T6170] 8021q: adding VLAN 0 to HW filter on device team0 [ 116.679142][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.686414][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 116.702573][ T2997] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.709784][ T2997] bridge0: port 2(bridge_slave_1) entered forwarding state [ 116.779549][ T6170] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 117.190768][ T6170] veth0_vlan: entered promiscuous mode [ 117.205249][ T6170] veth1_vlan: entered promiscuous mode [ 117.235258][ T6170] veth0_macvtap: entered promiscuous mode [ 117.245404][ T6170] veth1_macvtap: entered promiscuous mode [ 117.265526][ T6170] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 117.281207][ T6170] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 117.352760][ T2997] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 117.366013][ T2997] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 117.393998][ T49] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 117.402232][ T49] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 117.576138][ T6197] [ 117.578946][ T6197] ====================================================== [ 117.586012][ T6197] WARNING: possible circular locking dependency detected [ 117.593050][ T6197] 6.16.0-rc4-next-20250704-syzkaller-g26ffb3d6f02c #0 Not tainted [ 117.600865][ T6197] ------------------------------------------------------ [ 117.607925][ T6197] syz-executor.0/6197 is trying to acquire lock: [ 117.614357][ T6197] ffffffff8e2238c8 (pcpu_alloc_mutex){+.+.}-{4:4}, at: pcpu_alloc_noprof+0x286/0x16b0 [ 117.624034][ T6197] [ 117.624034][ T6197] but task is already holding lock: [ 117.631403][ T6197] ffff8881433aec40 (&q->q_usage_counter(io)#49){++++}-{0:0}, at: nbd_start_device+0x16c/0xac0 [ 117.641685][ T6197] [ 117.641685][ T6197] which lock already depends on the new lock. [ 117.641685][ T6197] [ 117.652109][ T6197] [ 117.652109][ T6197] the existing dependency chain (in reverse order) is: [ 117.661133][ T6197] [ 117.661133][ T6197] -> #2 (&q->q_usage_counter(io)#49){++++}-{0:0}: [ 117.669850][ T6197] lock_acquire+0x120/0x360 [ 117.674986][ T6197] blk_alloc_queue+0x538/0x620 [ 117.680457][ T6197] __blk_mq_alloc_disk+0x162/0x340 [ 117.686121][ T6197] nbd_dev_add+0x476/0xb00 [ 117.691164][ T6197] nbd_init+0x21a/0x2d0 [ 117.695857][ T6197] do_one_initcall+0x233/0x820 [ 117.701154][ T6197] do_initcall_level+0x137/0x1f0 [ 117.706635][ T6197] do_initcalls+0x69/0xd0 [ 117.711670][ T6197] kernel_init_freeable+0x3d9/0x570 [ 117.717490][ T6197] kernel_init+0x1d/0x1d0 [ 117.722644][ T6197] ret_from_fork+0x3fc/0x770 [ 117.728176][ T6197] ret_from_fork_asm+0x1a/0x30 [ 117.733581][ T6197] [ 117.733581][ T6197] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 117.740839][ T6197] lock_acquire+0x120/0x360 [ 117.745897][ T6197] fs_reclaim_acquire+0x72/0x100 [ 117.751398][ T6197] prepare_alloc_pages+0x153/0x610 [ 117.757482][ T6197] __alloc_frozen_pages_noprof+0x123/0x370 [ 117.763926][ T6197] __alloc_pages_noprof+0xa/0x30 [ 117.769414][ T6197] pcpu_populate_chunk+0x182/0xb30 [ 117.775061][ T6197] pcpu_alloc_noprof+0xcbf/0x16b0 [ 117.780624][ T6197] xt_percpu_counter_alloc+0x161/0x220 [ 117.786624][ T6197] translate_table+0x12e9/0x2000 [ 117.792187][ T6197] ipt_register_table+0x106/0x7c0 [ 117.797837][ T6197] iptable_mangle_table_init+0x41/0x70 [ 117.803945][ T6197] xt_find_table_lock+0x309/0x3e0 [ 117.809597][ T6197] xt_request_find_table_lock+0x26/0x100 [ 117.815777][ T6197] do_ipt_get_ctl+0x730/0x1180 [ 117.821108][ T6197] nf_getsockopt+0x26b/0x290 [ 117.826225][ T6197] ip_getsockopt+0x1c4/0x220 [ 117.831439][ T6197] do_sock_getsockopt+0x35d/0x650 [ 117.837083][ T6197] __x64_sys_getsockopt+0x1a5/0x250 [ 117.842822][ T6197] do_syscall_64+0xfa/0x3b0 [ 117.847861][ T6197] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.854283][ T6197] [ 117.854283][ T6197] -> #0 (pcpu_alloc_mutex){+.+.}-{4:4}: [ 117.862119][ T6197] validate_chain+0xb9b/0x2140 [ 117.867408][ T6197] __lock_acquire+0xab9/0xd20 [ 117.872710][ T6197] lock_acquire+0x120/0x360 [ 117.877840][ T6197] __mutex_lock+0x182/0xe80 [ 117.883076][ T6197] pcpu_alloc_noprof+0x286/0x16b0 [ 117.888652][ T6197] sbitmap_init_node+0x1e1/0x630 [ 117.894187][ T6197] sbitmap_queue_init_node+0x41/0x660 [ 117.900196][ T6197] blk_mq_init_tags+0x110/0x280 [ 117.905676][ T6197] blk_mq_alloc_map_and_rqs+0xbd/0x9f0 [ 117.911680][ T6197] blk_mq_update_nr_hw_queues+0x76a/0x14c0 [ 117.918294][ T6197] nbd_start_device+0x16c/0xac0 [ 117.923940][ T6197] nbd_ioctl+0x636/0xeb0 [ 117.928805][ T6197] blkdev_ioctl+0x5a8/0x6d0 [ 117.933908][ T6197] __se_sys_ioctl+0xf9/0x170 [ 117.939026][ T6197] do_syscall_64+0xfa/0x3b0 [ 117.944082][ T6197] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.950517][ T6197] [ 117.950517][ T6197] other info that might help us debug this: [ 117.950517][ T6197] [ 117.960876][ T6197] Chain exists of: [ 117.960876][ T6197] pcpu_alloc_mutex --> fs_reclaim --> &q->q_usage_counter(io)#49 [ 117.960876][ T6197] [ 117.974739][ T6197] Possible unsafe locking scenario: [ 117.974739][ T6197] [ 117.982210][ T6197] CPU0 CPU1 [ 117.987845][ T6197] ---- ---- [ 117.993327][ T6197] lock(&q->q_usage_counter(io)#49); [ 117.998816][ T6197] lock(fs_reclaim); [ 118.005341][ T6197] lock(&q->q_usage_counter(io)#49); [ 118.013451][ T6197] lock(pcpu_alloc_mutex); [ 118.017962][ T6197] [ 118.017962][ T6197] *** DEADLOCK *** [ 118.017962][ T6197] [ 118.026194][ T6197] 5 locks held by syz-executor.0/6197: [ 118.031683][ T6197] #0: ffff888024f3b230 (&nbd->config_lock){+.+.}-{4:4}, at: nbd_ioctl+0x131/0xeb0 [ 118.041045][ T6197] #1: ffff888024f3b188 (&set->update_nr_hwq_lock){++++}-{4:4}, at: blk_mq_update_nr_hw_queues+0x3b/0x14c0 [ 118.052518][ T6197] #2: ffff888024f3b0d8 (&set->tag_list_lock){+.+.}-{4:4}, at: blk_mq_update_nr_hw_queues+0x49/0x14c0 [ 118.063507][ T6197] #3: ffff8881433aec40 (&q->q_usage_counter(io)#49){++++}-{0:0}, at: nbd_start_device+0x16c/0xac0 [ 118.074318][ T6197] #4: ffff8881433aec78 (&q->q_usage_counter(queue)){+.+.}-{0:0}, at: nbd_start_device+0x16c/0xac0 [ 118.085300][ T6197] [ 118.085300][ T6197] stack backtrace: [ 118.091219][ T6197] CPU: 1 UID: 0 PID: 6197 Comm: syz-executor.0 Not tainted 6.16.0-rc4-next-20250704-syzkaller-g26ffb3d6f02c #0 PREEMPT(full) [ 118.091241][ T6197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 118.091261][ T6197] Call Trace: [ 118.091269][ T6197] [ 118.091280][ T6197] dump_stack_lvl+0x189/0x250 [ 118.091303][ T6197] ? __pfx_dump_stack_lvl+0x10/0x10 [ 118.091322][ T6197] ? __pfx__printk+0x10/0x10 [ 118.091346][ T6197] ? print_lock_name+0xde/0x100 [ 118.091369][ T6197] print_circular_bug+0x2ee/0x310 [ 118.091389][ T6197] check_noncircular+0x134/0x160 [ 118.091411][ T6197] validate_chain+0xb9b/0x2140 [ 118.091437][ T6197] __lock_acquire+0xab9/0xd20 [ 118.091465][ T6197] ? pcpu_alloc_noprof+0x286/0x16b0 [ 118.091486][ T6197] lock_acquire+0x120/0x360 [ 118.091510][ T6197] ? pcpu_alloc_noprof+0x286/0x16b0 [ 118.091537][ T6197] __mutex_lock+0x182/0xe80 [ 118.091559][ T6197] ? pcpu_alloc_noprof+0x286/0x16b0 [ 118.091580][ T6197] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 118.091601][ T6197] ? kasan_save_track+0x4f/0x80 [ 118.091619][ T6197] ? kasan_save_track+0x3e/0x80 [ 118.091636][ T6197] ? __kmalloc_cache_node_noprof+0x234/0x3d0 [ 118.091656][ T6197] ? pcpu_alloc_noprof+0x286/0x16b0 [ 118.091676][ T6197] ? blk_mq_alloc_map_and_rqs+0xbd/0x9f0 [ 118.091701][ T6197] ? blk_mq_update_nr_hw_queues+0x76a/0x14c0 [ 118.091728][ T6197] ? __pfx___mutex_lock+0x10/0x10 [ 118.091750][ T6197] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 118.091774][ T6197] pcpu_alloc_noprof+0x286/0x16b0 [ 118.091801][ T6197] sbitmap_init_node+0x1e1/0x630 [ 118.091827][ T6197] ? __kasan_kmalloc+0x93/0xb0 [ 118.091852][ T6197] sbitmap_queue_init_node+0x41/0x660 [ 118.091877][ T6197] ? __raw_spin_lock_init+0x45/0x100 [ 118.091898][ T6197] blk_mq_init_tags+0x110/0x280 [ 118.091918][ T6197] blk_mq_alloc_map_and_rqs+0xbd/0x9f0 [ 118.091946][ T6197] ? blk_mq_update_nr_hw_queues+0x678/0x14c0 [ 118.091972][ T6197] ? kfree+0x18e/0x440 [ 118.091991][ T6197] blk_mq_update_nr_hw_queues+0x76a/0x14c0 [ 118.092025][ T6197] nbd_start_device+0x16c/0xac0 [ 118.092044][ T6197] ? security_capable+0x7e/0x2e0 [ 118.092061][ T6197] nbd_ioctl+0x636/0xeb0 [ 118.092082][ T6197] ? __pfx_nbd_ioctl+0x10/0x10 [ 118.092105][ T6197] ? blkdev_common_ioctl+0xa6c/0xc40 [ 118.092129][ T6197] ? __pfx_nbd_ioctl+0x10/0x10 [ 118.092147][ T6197] blkdev_ioctl+0x5a8/0x6d0 [ 118.092172][ T6197] ? __pfx_blkdev_ioctl+0x10/0x10 [ 118.092194][ T6197] ? __fget_files+0x2a/0x420 [ 118.092217][ T6197] ? bpf_lsm_file_ioctl+0x9/0x20 [ 118.092235][ T6197] ? __pfx_blkdev_ioctl+0x10/0x10 [ 118.092258][ T6197] __se_sys_ioctl+0xf9/0x170 [ 118.092275][ T6197] do_syscall_64+0xfa/0x3b0 [ 118.092299][ T6197] ? lockdep_hardirqs_on+0x9c/0x150 [ 118.092319][ T6197] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 118.092335][ T6197] ? clear_bhb_loop+0x60/0xb0 [ 118.092353][ T6197] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 118.092370][ T6197] RIP: 0033:0x7f1b45a798e9 [ 118.092391][ T6197] 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 [ 118.092404][ T6197] RSP: 002b:00007f1b46c6c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 118.092421][ T6197] RAX: ffffffffffffffda RBX: 00007f1b45b8bf60 RCX: 00007f1b45a798e9 [ 118.092433][ T6197] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 118.092443][ T6197] RBP: 00007f1b46c6c120 R08: 0000000000000000 R09: 0000000000000000 [ 118.092453][ T6197] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 118.092463][ T6197] R13: 000000000000000b R14: 00007f1b45b8bf60 R15: 00007ffc7b8ee6a8 [ 118.092481][ T6197] [ 118.098636][ T51] Bluetooth: hci0: command tx timeout [ 118.119076][ T6197] Allocate new hctx on node 0 fails, fallback to previous one on node 0 [ 118.475800][ T51] block nbd0: Receive control failed (result -32) [ 118.482467][ T51] block nbd0: Receive control failed (result -32) [ 118.535376][ T6197] block nbd0: shutting down sockets [ 119.410762][ T5168] block nbd0: Receive control failed (result -32) [ 119.411777][ T6200] block nbd0: shutting down sockets [ 119.535409][ T6202] FAULT_INJECTION: forcing a failure. [ 119.535409][ T6202] name failslab, interval 1, probability 0, space 0, times 0 [ 119.548252][ T6202] CPU: 1 UID: 0 PID: 6202 Comm: syz-executor.0 Not tainted 6.16.0-rc4-next-20250704-syzkaller-g26ffb3d6f02c #0 PREEMPT(full) [ 119.548274][ T6202] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 119.548284][ T6202] Call Trace: [ 119.548289][ T6202] [ 119.548295][ T6202] dump_stack_lvl+0x189/0x250 [ 119.548317][ T6202] ? __pfx____ratelimit+0x10/0x10 [ 119.548337][ T6202] ? __pfx_dump_stack_lvl+0x10/0x10 [ 119.548354][ T6202] ? __pfx__printk+0x10/0x10 [ 119.548376][ T6202] ? __pfx___might_resched+0x10/0x10 [ 119.548392][ T6202] ? lock_acquire+0x5f/0x360 [ 119.548416][ T6202] should_fail_ex+0x414/0x560 [ 119.548434][ T6202] should_failslab+0xa8/0x100 [ 119.548454][ T6202] kmem_cache_alloc_lru_noprof+0x78/0x3d0 [ 119.548472][ T6202] ? __d_alloc+0x36/0x7a0 [ 119.548495][ T6202] ? stack_depot_save_flags+0x40/0x900 [ 119.548522][ T6202] __d_alloc+0x36/0x7a0 [ 119.548555][ T6202] d_alloc_parallel+0xe5/0x15e0 [ 119.548574][ T6202] ? inode_init_always_gfp+0x9ed/0xdc0 [ 119.548599][ T6202] ? alloc_inode+0x82/0x1b0 [ 119.548617][ T6202] ? __debugfs_create_file+0x14d/0x4f0 [ 119.548631][ T6202] ? debugfs_create_file_unsafe+0x3a/0x50 [ 119.548644][ T6202] ? nbd_start_device+0x33e/0xac0 [ 119.548660][ T6202] ? nbd_ioctl+0x636/0xeb0 [ 119.548682][ T6202] ? blkdev_ioctl+0x5a8/0x6d0 [ 119.548703][ T6202] ? do_syscall_64+0xfa/0x3b0 [ 119.548727][ T6202] ? rcu_is_watching+0x15/0xb0 [ 119.548743][ T6202] ? __pfx_d_alloc_parallel+0x10/0x10 [ 119.548756][ T6202] ? __d_lookup+0x66/0x780 [ 119.548768][ T6202] ? rcu_is_watching+0x15/0xb0 [ 119.548783][ T6202] ? __raw_spin_lock_init+0x45/0x100 [ 119.548802][ T6202] ? __init_waitqueue_head+0xa9/0x150 [ 119.548824][ T6202] __lookup_slow+0x116/0x3d0 [ 119.548838][ T6202] ? __pfx___lookup_slow+0x10/0x10 [ 119.548855][ T6202] ? d_lookup+0x8a/0xa0 [ 119.548867][ T6202] ? lookup_noperm+0x112/0x220 [ 119.548882][ T6202] simple_start_creating+0xfd/0x1e0 [ 119.548903][ T6202] ? __pfx_simple_start_creating+0x10/0x10 [ 119.548926][ T6202] ? mntput+0x65/0xc0 [ 119.548942][ T6202] start_creating+0x10f/0x180 [ 119.548957][ T6202] __debugfs_create_file+0x79/0x4f0 [ 119.548972][ T6202] debugfs_create_file_unsafe+0x3a/0x50 [ 119.548988][ T6202] nbd_start_device+0x356/0xac0 [ 119.549004][ T6202] ? security_capable+0x7e/0x2e0 [ 119.549020][ T6202] nbd_ioctl+0x636/0xeb0 [ 119.549039][ T6202] ? __pfx_nbd_ioctl+0x10/0x10 [ 119.549059][ T6202] ? blkdev_common_ioctl+0xa6c/0xc40 [ 119.549080][ T6202] ? __pfx_nbd_ioctl+0x10/0x10 [ 119.549097][ T6202] blkdev_ioctl+0x5a8/0x6d0 [ 119.549119][ T6202] ? __pfx_blkdev_ioctl+0x10/0x10 [ 119.549139][ T6202] ? __fget_files+0x2a/0x420 [ 119.549160][ T6202] ? bpf_lsm_file_ioctl+0x9/0x20 [ 119.549175][ T6202] ? __pfx_blkdev_ioctl+0x10/0x10 [ 119.549196][ T6202] __se_sys_ioctl+0xf9/0x170 [ 119.549212][ T6202] do_syscall_64+0xfa/0x3b0 [ 119.549233][ T6202] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 119.549248][ T6202] ? clear_bhb_loop+0x60/0xb0 [ 119.549264][ T6202] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 119.549279][ T6202] RIP: 0033:0x7f1b45a798e9 [ 119.549292][ 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 [ 119.549304][ T6202] RSP: 002b:00007f1b46c6c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 119.549320][ T6202] RAX: ffffffffffffffda RBX: 00007f1b45b8bf60 RCX: 00007f1b45a798e9 [ 119.549331][ T6202] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 119.549340][ T6202] RBP: 00007f1b46c6c120 R08: 0000000000000000 R09: 0000000000000000 [ 119.549350][ T6202] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 119.549358][ T6202] R13: 000000000000000b R14: 00007f1b45b8bf60 R15: 00007ffc7b8ee6a8 [ 119.549374][ T6202] [ 120.155385][ T5856] Bluetooth: hci0: command tx timeout 2025/07/06 01:41:48 executed programs: 3 [ 120.293696][ T51] block nbd0: Receive control failed (result -32) [ 120.293921][ T6202] block nbd0: shutting down sockets [ 121.155437][ T5168] block nbd0: Receive control failed (result -32) [ 121.155826][ T51] block nbd0: Receive control failed (result -32) [ 121.162247][ T6205] block nbd0: shutting down sockets [ 121.275178][ T6207] FAULT_INJECTION: forcing a failure. [ 121.275178][ T6207] name failslab, interval 1, probability 0, space 0, times 0 [ 121.288080][ T6207] CPU: 1 UID: 0 PID: 6207 Comm: syz-executor.0 Not tainted 6.16.0-rc4-next-20250704-syzkaller-g26ffb3d6f02c #0 PREEMPT(full) [ 121.288112][ T6207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 121.288126][ T6207] Call Trace: [ 121.288133][ T6207] [ 121.288142][ T6207] dump_stack_lvl+0x189/0x250 [ 121.288172][ T6207] ? __pfx____ratelimit+0x10/0x10 [ 121.288200][ T6207] ? __pfx_dump_stack_lvl+0x10/0x10 [ 121.288224][ T6207] ? __pfx__printk+0x10/0x10 [ 121.288253][ T6207] ? fs_reclaim_acquire+0x7d/0x100 [ 121.288283][ T6207] ? __pfx___might_resched+0x10/0x10 [ 121.288304][ T6207] ? lock_acquire+0x5f/0x360 [ 121.288336][ T6207] should_fail_ex+0x414/0x560 [ 121.288360][ T6207] should_failslab+0xa8/0x100 [ 121.288388][ T6207] kmem_cache_alloc_noprof+0x73/0x3c0 [ 121.288412][ T6207] ? security_inode_alloc+0x39/0x330 [ 121.288438][ T6207] security_inode_alloc+0x39/0x330 [ 121.288455][ T6207] inode_init_always_gfp+0x9ed/0xdc0 [ 121.288485][ T6207] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 121.288502][ T6207] alloc_inode+0x82/0x1b0 [ 121.288520][ T6207] new_inode+0x22/0x170 [ 121.288541][ T6207] __debugfs_create_file+0x14d/0x4f0 [ 121.288557][ T6207] debugfs_create_file_unsafe+0x3a/0x50 [ 121.288573][ T6207] nbd_start_device+0x356/0xac0 [ 121.288590][ T6207] ? security_capable+0x7e/0x2e0 [ 121.288613][ T6207] nbd_ioctl+0x636/0xeb0 [ 121.288639][ T6207] ? __pfx_nbd_ioctl+0x10/0x10 [ 121.288667][ T6207] ? blkdev_common_ioctl+0xa6c/0xc40 [ 121.288696][ T6207] ? __pfx_nbd_ioctl+0x10/0x10 [ 121.288718][ T6207] blkdev_ioctl+0x5a8/0x6d0 [ 121.288742][ T6207] ? __pfx_blkdev_ioctl+0x10/0x10 [ 121.288762][ T6207] ? __fget_files+0x2a/0x420 [ 121.288783][ T6207] ? bpf_lsm_file_ioctl+0x9/0x20 [ 121.288799][ T6207] ? __pfx_blkdev_ioctl+0x10/0x10 [ 121.288820][ T6207] __se_sys_ioctl+0xf9/0x170 [ 121.288835][ T6207] do_syscall_64+0xfa/0x3b0 [ 121.288857][ T6207] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 121.288871][ T6207] ? clear_bhb_loop+0x60/0xb0 [ 121.288888][ T6207] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 121.288902][ T6207] RIP: 0033:0x7f1b45a798e9 [ 121.288916][ T6207] 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 [ 121.288928][ T6207] RSP: 002b:00007f1b46c6c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 121.288944][ T6207] RAX: ffffffffffffffda RBX: 00007f1b45b8bf60 RCX: 00007f1b45a798e9 [ 121.288956][ T6207] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 121.288965][ T6207] RBP: 00007f1b46c6c120 R08: 0000000000000000 R09: 0000000000000000 [ 121.288974][ T6207] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 121.288982][ T6207] R13: 000000000000000b R14: 00007f1b45b8bf60 R15: 00007ffc7b8ee6a8 [ 121.288998][ T6207] [ 121.289019][ T6207] debugfs: out of free dentries, can not create file 'timeout' [ 122.034243][ T5168] block nbd0: Receive control failed (result -32) [ 122.034755][ T6207] block nbd0: shutting down sockets [ 122.135173][ T6209] FAULT_INJECTION: forcing a failure. [ 122.135173][ T6209] name failslab, interval 1, probability 0, space 0, times 0 [ 122.148566][ T6209] CPU: 0 UID: 0 PID: 6209 Comm: syz-executor.0 Not tainted 6.16.0-rc4-next-20250704-syzkaller-g26ffb3d6f02c #0 PREEMPT(full) [ 122.148588][ T6209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 122.148598][ T6209] Call Trace: [ 122.148603][ T6209] [ 122.148609][ T6209] dump_stack_lvl+0x189/0x250 [ 122.148632][ T6209] ? __pfx____ratelimit+0x10/0x10 [ 122.148652][ T6209] ? __pfx_dump_stack_lvl+0x10/0x10 [ 122.148669][ T6209] ? __pfx__printk+0x10/0x10 [ 122.148692][ T6209] ? fs_reclaim_acquire+0x7d/0x100 [ 122.148715][ T6209] ? __pfx___might_resched+0x10/0x10 [ 122.148730][ T6209] ? lock_acquire+0x5f/0x360 [ 122.148753][ T6209] should_fail_ex+0x414/0x560 [ 122.148771][ T6209] should_failslab+0xa8/0x100 [ 122.148792][ T6209] kmem_cache_alloc_noprof+0x73/0x3c0 [ 122.148809][ T6209] ? security_inode_alloc+0x39/0x330 [ 122.148827][ T6209] security_inode_alloc+0x39/0x330 [ 122.148844][ T6209] inode_init_always_gfp+0x9ed/0xdc0 [ 122.148866][ T6209] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 122.148882][ T6209] alloc_inode+0x82/0x1b0 [ 122.148900][ T6209] new_inode+0x22/0x170 [ 122.148921][ T6209] __debugfs_create_file+0x14d/0x4f0 [ 122.148937][ T6209] debugfs_create_file_unsafe+0x3a/0x50 [ 122.148953][ T6209] nbd_start_device+0x356/0xac0 [ 122.148971][ T6209] ? security_capable+0x7e/0x2e0 [ 122.148986][ T6209] nbd_ioctl+0x636/0xeb0 [ 122.149005][ T6209] ? __pfx_nbd_ioctl+0x10/0x10 [ 122.149025][ T6209] ? blkdev_common_ioctl+0xa6c/0xc40 [ 122.149047][ T6209] ? __pfx_nbd_ioctl+0x10/0x10 [ 122.149064][ T6209] blkdev_ioctl+0x5a8/0x6d0 [ 122.149086][ T6209] ? __pfx_blkdev_ioctl+0x10/0x10 [ 122.149106][ T6209] ? __fget_files+0x2a/0x420 [ 122.149128][ T6209] ? bpf_lsm_file_ioctl+0x9/0x20 [ 122.149146][ T6209] ? __pfx_blkdev_ioctl+0x10/0x10 [ 122.149167][ T6209] __se_sys_ioctl+0xf9/0x170 [ 122.149182][ T6209] do_syscall_64+0xfa/0x3b0 [ 122.149206][ T6209] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.149228][ T6209] ? clear_bhb_loop+0x60/0xb0 [ 122.149250][ T6209] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 122.149269][ T6209] RIP: 0033:0x7f1b45a798e9 [ 122.149287][ 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 [ 122.149304][ T6209] RSP: 002b:00007f1b46c6c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 122.149327][ T6209] RAX: ffffffffffffffda RBX: 00007f1b45b8bf60 RCX: 00007f1b45a798e9 [ 122.149339][ T6209] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 122.149348][ T6209] RBP: 00007f1b46c6c120 R08: 0000000000000000 R09: 0000000000000000 [ 122.149357][ T6209] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 122.149365][ T6209] R13: 000000000000000b R14: 00007f1b45b8bf60 R15: 00007ffc7b8ee6a8 [ 122.149382][ T6209] [ 122.149401][ T6209] debugfs: out of free dentries, can not create file 'timeout' [ 122.228949][ T5168] Bluetooth: hci0: command tx timeout [ 122.895673][ T5856] block nbd0: Receive control failed (result -32) [ 122.896014][ T51] block nbd0: Receive control failed (result -32) [ 122.902335][ T6209] block nbd0: shutting down sockets [ 123.005227][ T6212] FAULT_INJECTION: forcing a failure. [ 123.005227][ T6212] name failslab, interval 1, probability 0, space 0, times 0 [ 123.017914][ T6212] CPU: 1 UID: 0 PID: 6212 Comm: syz-executor.0 Not tainted 6.16.0-rc4-next-20250704-syzkaller-g26ffb3d6f02c #0 PREEMPT(full) [ 123.017935][ T6212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 123.017945][ T6212] Call Trace: [ 123.017952][ T6212] [ 123.017959][ T6212] dump_stack_lvl+0x189/0x250 [ 123.017981][ T6212] ? __pfx____ratelimit+0x10/0x10 [ 123.018001][ T6212] ? __pfx_dump_stack_lvl+0x10/0x10 [ 123.018018][ T6212] ? __pfx__printk+0x10/0x10 [ 123.018040][ T6212] ? fs_reclaim_acquire+0x7d/0x100 [ 123.018062][ T6212] ? __pfx___might_resched+0x10/0x10 [ 123.018077][ T6212] ? lock_acquire+0x5f/0x360 [ 123.018100][ T6212] should_fail_ex+0x414/0x560 [ 123.018119][ T6212] should_failslab+0xa8/0x100 [ 123.018139][ T6212] kmem_cache_alloc_noprof+0x73/0x3c0 [ 123.018157][ T6212] ? security_inode_alloc+0x39/0x330 [ 123.018175][ T6212] security_inode_alloc+0x39/0x330 [ 123.018192][ T6212] inode_init_always_gfp+0x9ed/0xdc0 [ 123.018214][ T6212] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 123.018230][ T6212] alloc_inode+0x82/0x1b0 [ 123.018249][ T6212] new_inode+0x22/0x170 [ 123.018270][ T6212] __debugfs_create_file+0x14d/0x4f0 [ 123.018287][ T6212] debugfs_create_file_unsafe+0x3a/0x50 [ 123.018303][ T6212] nbd_start_device+0x356/0xac0 [ 123.018320][ T6212] ? security_capable+0x7e/0x2e0 [ 123.018337][ T6212] nbd_ioctl+0x636/0xeb0 [ 123.018356][ T6212] ? __pfx_nbd_ioctl+0x10/0x10 [ 123.018376][ T6212] ? blkdev_common_ioctl+0xa6c/0xc40 [ 123.018399][ T6212] ? __pfx_nbd_ioctl+0x10/0x10 [ 123.018415][ T6212] blkdev_ioctl+0x5a8/0x6d0 [ 123.018438][ T6212] ? __pfx_blkdev_ioctl+0x10/0x10 [ 123.018458][ T6212] ? __fget_files+0x2a/0x420 [ 123.018479][ T6212] ? bpf_lsm_file_ioctl+0x9/0x20 [ 123.018495][ T6212] ? __pfx_blkdev_ioctl+0x10/0x10 [ 123.018516][ T6212] __se_sys_ioctl+0xf9/0x170 [ 123.018532][ T6212] do_syscall_64+0xfa/0x3b0 [ 123.018554][ T6212] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 123.018569][ T6212] ? clear_bhb_loop+0x60/0xb0 [ 123.018594][ T6212] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 123.018610][ T6212] RIP: 0033:0x7f1b45a798e9 [ 123.018630][ T6212] 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 [ 123.018648][ T6212] RSP: 002b:00007f1b46c6c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 123.018670][ T6212] RAX: ffffffffffffffda RBX: 00007f1b45b8bf60 RCX: 00007f1b45a798e9 [ 123.018686][ T6212] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 123.018701][ T6212] RBP: 00007f1b46c6c120 R08: 0000000000000000 R09: 0000000000000000 [ 123.018711][ T6212] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 123.018719][ T6212] R13: 000000000000000b R14: 00007f1b45b8bf60 R15: 00007ffc7b8ee6a8 [ 123.018735][ T6212] [ 123.018757][ T6212] debugfs: out of free dentries, can not create file 'timeout' [ 123.770236][ T51] block nbd0: Receive control failed (result -32) [ 123.771848][ T5856] block nbd0: Receive control failed (result -32) [ 123.777193][ T6212] block nbd0: shutting down sockets [ 123.875224][ T6214] FAULT_INJECTION: forcing a failure. [ 123.875224][ T6214] name failslab, interval 1, probability 0, space 0, times 0 [ 123.888239][ T6214] CPU: 1 UID: 0 PID: 6214 Comm: syz-executor.0 Not tainted 6.16.0-rc4-next-20250704-syzkaller-g26ffb3d6f02c #0 PREEMPT(full) [ 123.888261][ T6214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 123.888271][ T6214] Call Trace: [ 123.888278][ T6214] [ 123.888285][ T6214] dump_stack_lvl+0x189/0x250 [ 123.888308][ T6214] ? __pfx____ratelimit+0x10/0x10 [ 123.888329][ T6214] ? __pfx_dump_stack_lvl+0x10/0x10 [ 123.888346][ T6214] ? __pfx__printk+0x10/0x10 [ 123.888367][ T6214] ? __pfx___might_resched+0x10/0x10 [ 123.888383][ T6214] ? lock_acquire+0x5f/0x360 [ 123.888406][ T6214] should_fail_ex+0x414/0x560 [ 123.888425][ T6214] should_failslab+0xa8/0x100 [ 123.888446][ T6214] __kmalloc_node_noprof+0xd1/0x4e0 [ 123.888464][ T6214] ? alloc_slab_obj_exts+0x39/0xa0 [ 123.888483][ T6214] alloc_slab_obj_exts+0x39/0xa0 [ 123.888499][ T6214] __memcg_slab_post_alloc_hook+0x31e/0x7f0 [ 123.888523][ T6214] kmem_cache_alloc_lru_noprof+0x2c7/0x3d0 [ 123.888541][ T6214] ? __d_alloc+0x36/0x7a0 [ 123.888565][ T6214] __d_alloc+0x36/0x7a0 [ 123.888611][ T6214] d_alloc_parallel+0xe5/0x15e0 [ 123.888625][ T6214] ? inode_init_always_gfp+0x9ed/0xdc0 [ 123.888643][ T6214] ? alloc_inode+0x82/0x1b0 [ 123.888660][ T6214] ? __debugfs_create_file+0x14d/0x4f0 [ 123.888679][ T6214] ? debugfs_create_file_unsafe+0x3a/0x50 [ 123.888699][ T6214] ? nbd_start_device+0x33e/0xac0 [ 123.888720][ T6214] ? nbd_ioctl+0x636/0xeb0 [ 123.888742][ T6214] ? blkdev_ioctl+0x5a8/0x6d0 [ 123.888771][ T6214] ? do_syscall_64+0xfa/0x3b0 [ 123.888806][ T6214] ? rcu_is_watching+0x15/0xb0 [ 123.888822][ T6214] ? __pfx_d_alloc_parallel+0x10/0x10 [ 123.888835][ T6214] ? __d_lookup+0x66/0x780 [ 123.888848][ T6214] ? rcu_is_watching+0x15/0xb0 [ 123.888863][ T6214] ? __raw_spin_lock_init+0x45/0x100 [ 123.888882][ T6214] ? __init_waitqueue_head+0xa9/0x150 [ 123.888912][ T6214] __lookup_slow+0x116/0x3d0 [ 123.888927][ T6214] ? __pfx___lookup_slow+0x10/0x10 [ 123.888944][ T6214] ? d_lookup+0x8a/0xa0 [ 123.888956][ T6214] ? lookup_noperm+0x112/0x220 [ 123.888971][ T6214] simple_start_creating+0xfd/0x1e0 [ 123.888992][ T6214] ? __pfx_simple_start_creating+0x10/0x10 [ 123.889013][ T6214] ? mntput+0x65/0xc0 [ 123.889030][ T6214] start_creating+0x10f/0x180 [ 123.889044][ T6214] __debugfs_create_file+0x79/0x4f0 [ 123.889061][ T6214] debugfs_create_file_unsafe+0x3a/0x50 [ 123.889076][ T6214] nbd_start_device+0x356/0xac0 [ 123.889093][ T6214] ? security_capable+0x7e/0x2e0 [ 123.889109][ T6214] nbd_ioctl+0x636/0xeb0 [ 123.889128][ T6214] ? __pfx_nbd_ioctl+0x10/0x10 [ 123.889148][ T6214] ? blkdev_common_ioctl+0xa6c/0xc40 [ 123.889169][ T6214] ? __pfx_nbd_ioctl+0x10/0x10 [ 123.889186][ T6214] blkdev_ioctl+0x5a8/0x6d0 [ 123.889209][ T6214] ? __pfx_blkdev_ioctl+0x10/0x10 [ 123.889229][ T6214] ? __fget_files+0x2a/0x420 [ 123.889250][ T6214] ? bpf_lsm_file_ioctl+0x9/0x20 [ 123.889266][ T6214] ? __pfx_blkdev_ioctl+0x10/0x10 [ 123.889287][ T6214] __se_sys_ioctl+0xf9/0x170 [ 123.889302][ T6214] do_syscall_64+0xfa/0x3b0 [ 123.889324][ T6214] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 123.889340][ T6214] ? clear_bhb_loop+0x60/0xb0 [ 123.889357][ T6214] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 123.889372][ T6214] RIP: 0033:0x7f1b45a798e9 [ 123.889385][ T6214] 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 [ 123.889397][ T6214] RSP: 002b:00007f1b46c6c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 123.889413][ T6214] RAX: ffffffffffffffda RBX: 00007f1b45b8bf60 RCX: 00007f1b45a798e9 [ 123.889425][ T6214] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 123.889434][ T6214] RBP: 00007f1b46c6c120 R08: 0000000000000000 R09: 0000000000000000 [ 123.889443][ T6214] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 123.889451][ T6214] R13: 000000000000000b R14: 00007f1b45b8bf60 R15: 00007ffc7b8ee6a8 [ 123.889467][ T6214] [ 124.464468][ T5168] Bluetooth: hci0: command tx timeout [ 124.642042][ T5856] block nbd0: Receive control failed (result -32) [ 124.644485][ T51] block nbd0: Receive control failed (result -32) [ 124.648598][ T6214] block nbd0: shutting down sockets [ 124.765312][ T6216] FAULT_INJECTION: forcing a failure. [ 124.765312][ T6216] name failslab, interval 1, probability 0, space 0, times 0 [ 124.778363][ T6216] CPU: 0 UID: 0 PID: 6216 Comm: syz-executor.0 Not tainted 6.16.0-rc4-next-20250704-syzkaller-g26ffb3d6f02c #0 PREEMPT(full) [ 124.778397][ T6216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 124.778419][ T6216] Call Trace: [ 124.778428][ T6216] [ 124.778437][ T6216] dump_stack_lvl+0x189/0x250 [ 124.778489][ T6216] ? __pfx____ratelimit+0x10/0x10 [ 124.778521][ T6216] ? __pfx_dump_stack_lvl+0x10/0x10 [ 124.778557][ T6216] ? __pfx__printk+0x10/0x10 [ 124.778585][ T6216] ? __lookup_slow+0x2d1/0x3d0 [ 124.778607][ T6216] ? __pfx___might_resched+0x10/0x10 [ 124.778629][ T6216] ? lock_acquire+0x5f/0x360 [ 124.778655][ T6216] should_fail_ex+0x414/0x560 [ 124.778675][ T6216] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 124.778693][ T6216] should_failslab+0xa8/0x100 [ 124.778715][ T6216] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 124.778732][ T6216] kmem_cache_alloc_lru_noprof+0x78/0x3d0 [ 124.778752][ T6216] ? alloc_inode+0x67/0x1b0 [ 124.778774][ T6216] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 124.778791][ T6216] alloc_inode+0x67/0x1b0 [ 124.778812][ T6216] new_inode+0x22/0x170 [ 124.778836][ T6216] __debugfs_create_file+0x14d/0x4f0 [ 124.778854][ T6216] debugfs_create_file_unsafe+0x3a/0x50 [ 124.778877][ T6216] nbd_start_device+0x356/0xac0 [ 124.778897][ T6216] ? security_capable+0x7e/0x2e0 [ 124.778919][ T6216] nbd_ioctl+0x636/0xeb0 [ 124.778940][ T6216] ? __pfx_nbd_ioctl+0x10/0x10 [ 124.778963][ T6216] ? blkdev_common_ioctl+0xa6c/0xc40 [ 124.778988][ T6216] ? __pfx_nbd_ioctl+0x10/0x10 [ 124.779007][ T6216] blkdev_ioctl+0x5a8/0x6d0 [ 124.779031][ T6216] ? __pfx_blkdev_ioctl+0x10/0x10 [ 124.779054][ T6216] ? __fget_files+0x2a/0x420 [ 124.779078][ T6216] ? bpf_lsm_file_ioctl+0x9/0x20 [ 124.779096][ T6216] ? __pfx_blkdev_ioctl+0x10/0x10 [ 124.779119][ T6216] __se_sys_ioctl+0xf9/0x170 [ 124.779137][ T6216] do_syscall_64+0xfa/0x3b0 [ 124.779162][ T6216] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 124.779178][ T6216] ? clear_bhb_loop+0x60/0xb0 [ 124.779197][ T6216] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 124.779213][ T6216] RIP: 0033:0x7f1b45a798e9 [ 124.779228][ 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 [ 124.779242][ T6216] RSP: 002b:00007f1b46c6c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 124.779260][ T6216] RAX: ffffffffffffffda RBX: 00007f1b45b8bf60 RCX: 00007f1b45a798e9 [ 124.779273][ T6216] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 124.779283][ T6216] RBP: 00007f1b46c6c120 R08: 0000000000000000 R09: 0000000000000000 [ 124.779293][ T6216] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 124.779303][ T6216] R13: 000000000000000b R14: 00007f1b45b8bf60 R15: 00007ffc7b8ee6a8 [ 124.779321][ T6216] [ 124.779328][ T6216] debugfs: out of free dentries, can not create file 'timeout' 2025/07/06 01:41:53 executed programs: 9 [ 125.528745][ T51] block nbd0: Receive control failed (result -32) [ 125.529109][ T5856] block nbd0: Receive control failed (result -32) [ 125.535471][ T6216] block nbd0: shutting down sockets [ 125.636549][ T6219] FAULT_INJECTION: forcing a failure. [ 125.636549][ T6219] name failslab, interval 1, probability 0, space 0, times 0 [ 125.649336][ T6219] CPU: 1 UID: 0 PID: 6219 Comm: syz-executor.0 Not tainted 6.16.0-rc4-next-20250704-syzkaller-g26ffb3d6f02c #0 PREEMPT(full) [ 125.649367][ T6219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 125.649378][ T6219] Call Trace: [ 125.649387][ T6219] [ 125.649394][ T6219] dump_stack_lvl+0x189/0x250 [ 125.649419][ T6219] ? __pfx____ratelimit+0x10/0x10 [ 125.649441][ T6219] ? __pfx_dump_stack_lvl+0x10/0x10 [ 125.649461][ T6219] ? __pfx__printk+0x10/0x10 [ 125.649485][ T6219] ? fs_reclaim_acquire+0x7d/0x100 [ 125.649510][ T6219] ? __pfx___might_resched+0x10/0x10 [ 125.649527][ T6219] ? lock_acquire+0x5f/0x360 [ 125.649553][ T6219] should_fail_ex+0x414/0x560 [ 125.649573][ T6219] should_failslab+0xa8/0x100 [ 125.649596][ T6219] kmem_cache_alloc_noprof+0x73/0x3c0 [ 125.649616][ T6219] ? security_inode_alloc+0x39/0x330 [ 125.649636][ T6219] security_inode_alloc+0x39/0x330 [ 125.649656][ T6219] inode_init_always_gfp+0x9ed/0xdc0 [ 125.649689][ T6219] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 125.649707][ T6219] alloc_inode+0x82/0x1b0 [ 125.649728][ T6219] new_inode+0x22/0x170 [ 125.649752][ T6219] __debugfs_create_file+0x14d/0x4f0 [ 125.649771][ T6219] debugfs_create_file_unsafe+0x3a/0x50 [ 125.649789][ T6219] nbd_start_device+0x356/0xac0 [ 125.649810][ T6219] ? security_capable+0x7e/0x2e0 [ 125.649828][ T6219] nbd_ioctl+0x636/0xeb0 [ 125.649849][ T6219] ? __pfx_nbd_ioctl+0x10/0x10 [ 125.649872][ T6219] ? blkdev_common_ioctl+0xa6c/0xc40 [ 125.649897][ T6219] ? __pfx_nbd_ioctl+0x10/0x10 [ 125.649916][ T6219] blkdev_ioctl+0x5a8/0x6d0 [ 125.649941][ T6219] ? __pfx_blkdev_ioctl+0x10/0x10 [ 125.649964][ T6219] ? __fget_files+0x2a/0x420 [ 125.649987][ T6219] ? bpf_lsm_file_ioctl+0x9/0x20 [ 125.650005][ T6219] ? __pfx_blkdev_ioctl+0x10/0x10 [ 125.650029][ T6219] __se_sys_ioctl+0xf9/0x170 [ 125.650047][ T6219] do_syscall_64+0xfa/0x3b0 [ 125.650072][ T6219] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 125.650089][ T6219] ? clear_bhb_loop+0x60/0xb0 [ 125.650107][ T6219] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 125.650130][ T6219] RIP: 0033:0x7f1b45a798e9 [ 125.650145][ T6219] 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 [ 125.650159][ T6219] RSP: 002b:00007f1b46c6c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 125.650177][ T6219] RAX: ffffffffffffffda RBX: 00007f1b45b8bf60 RCX: 00007f1b45a798e9 [ 125.650196][ T6219] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 125.650209][ T6219] RBP: 00007f1b46c6c120 R08: 0000000000000000 R09: 0000000000000000 [ 125.650223][ T6219] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 125.650237][ T6219] R13: 000000000000000b R14: 00007f1b45b8bf60 R15: 00007ffc7b8ee6a8 [ 125.650261][ T6219] [ 125.650294][ T6219] debugfs: out of free dentries, can not create file 'timeout' [ 126.393579][ T51] block nbd0: Receive control failed (result -32) [ 126.400312][ T6219] block nbd0: shutting down sockets [ 126.495216][ T6221] FAULT_INJECTION: forcing a failure. [ 126.495216][ T6221] name failslab, interval 1, probability 0, space 0, times 0 [ 126.508248][ T6221] CPU: 1 UID: 0 PID: 6221 Comm: syz-executor.0 Not tainted 6.16.0-rc4-next-20250704-syzkaller-g26ffb3d6f02c #0 PREEMPT(full) [ 126.508280][ T6221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 126.508291][ T6221] Call Trace: [ 126.508298][ T6221] [ 126.508304][ T6221] dump_stack_lvl+0x189/0x250 [ 126.508328][ T6221] ? __pfx____ratelimit+0x10/0x10 [ 126.508350][ T6221] ? __pfx_dump_stack_lvl+0x10/0x10 [ 126.508369][ T6221] ? __pfx__printk+0x10/0x10 [ 126.508391][ T6221] ? __lookup_slow+0x2d1/0x3d0 [ 126.508407][ T6221] ? __pfx___might_resched+0x10/0x10 [ 126.508424][ T6221] ? lock_acquire+0x5f/0x360 [ 126.508451][ T6221] should_fail_ex+0x414/0x560 [ 126.508470][ T6221] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 126.508488][ T6221] should_failslab+0xa8/0x100 [ 126.508510][ T6221] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 126.508526][ T6221] kmem_cache_alloc_lru_noprof+0x78/0x3d0 [ 126.508547][ T6221] ? alloc_inode+0x67/0x1b0 [ 126.508569][ T6221] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 126.508586][ T6221] alloc_inode+0x67/0x1b0 [ 126.508607][ T6221] new_inode+0x22/0x170 [ 126.508630][ T6221] __debugfs_create_file+0x14d/0x4f0 [ 126.508648][ T6221] debugfs_create_file_unsafe+0x3a/0x50 [ 126.508666][ T6221] nbd_start_device+0x356/0xac0 [ 126.508685][ T6221] ? security_capable+0x7e/0x2e0 [ 126.508704][ T6221] nbd_ioctl+0x636/0xeb0 [ 126.508724][ T6221] ? __pfx_nbd_ioctl+0x10/0x10 [ 126.508747][ T6221] ? blkdev_common_ioctl+0xa6c/0xc40 [ 126.508772][ T6221] ? __pfx_nbd_ioctl+0x10/0x10 [ 126.508791][ T6221] blkdev_ioctl+0x5a8/0x6d0 [ 126.508823][ T6221] ? __pfx_blkdev_ioctl+0x10/0x10 [ 126.508854][ T6221] ? __fget_files+0x2a/0x420 [ 126.508888][ T6221] ? bpf_lsm_file_ioctl+0x9/0x20 [ 126.508912][ T6221] ? __pfx_blkdev_ioctl+0x10/0x10 [ 126.508941][ T6221] __se_sys_ioctl+0xf9/0x170 [ 126.508959][ T6221] do_syscall_64+0xfa/0x3b0 [ 126.508983][ T6221] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 126.508999][ T6221] ? clear_bhb_loop+0x60/0xb0 [ 126.509018][ T6221] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 126.509036][ T6221] RIP: 0033:0x7f1b45a798e9 [ 126.509051][ 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 [ 126.509065][ T6221] RSP: 002b:00007f1b46c6c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 126.509083][ T6221] RAX: ffffffffffffffda RBX: 00007f1b45b8bf60 RCX: 00007f1b45a798e9 [ 126.509096][ T6221] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 126.509106][ T6221] RBP: 00007f1b46c6c120 R08: 0000000000000000 R09: 0000000000000000 [ 126.509116][ T6221] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 126.509126][ T6221] R13: 000000000000000b R14: 00007f1b45b8bf60 R15: 00007ffc7b8ee6a8 [ 126.509144][ T6221] [ 126.509151][ T6221] debugfs: out of free dentries, can not create file 'timeout' [ 127.266464][ T51] block nbd0: Receive control failed (result -32) [ 127.266876][ T6221] block nbd0: shutting down sockets [ 127.385405][ T6226] FAULT_INJECTION: forcing a failure. [ 127.385405][ T6226] name failslab, interval 1, probability 0, space 0, times 0 [ 127.398349][ T6226] CPU: 1 UID: 0 PID: 6226 Comm: syz-executor.0 Not tainted 6.16.0-rc4-next-20250704-syzkaller-g26ffb3d6f02c #0 PREEMPT(full) [ 127.398372][ T6226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 127.398381][ T6226] Call Trace: [ 127.398387][ T6226] [ 127.398392][ T6226] dump_stack_lvl+0x189/0x250 [ 127.398414][ T6226] ? __pfx____ratelimit+0x10/0x10 [ 127.398434][ T6226] ? __pfx_dump_stack_lvl+0x10/0x10 [ 127.398451][ T6226] ? __pfx__printk+0x10/0x10 [ 127.398470][ T6226] ? __lookup_slow+0x2d1/0x3d0 [ 127.398485][ T6226] ? __pfx___might_resched+0x10/0x10 [ 127.398500][ T6226] ? lock_acquire+0x5f/0x360 [ 127.398524][ T6226] should_fail_ex+0x414/0x560 [ 127.398541][ T6226] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 127.398559][ T6226] should_failslab+0xa8/0x100 [ 127.398579][ T6226] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 127.398594][ T6226] kmem_cache_alloc_lru_noprof+0x78/0x3d0 [ 127.398612][ T6226] ? alloc_inode+0x67/0x1b0 [ 127.398631][ T6226] ? __pfx_debugfs_alloc_inode+0x10/0x10 [ 127.398646][ T6226] alloc_inode+0x67/0x1b0 [ 127.398665][ T6226] new_inode+0x22/0x170 [ 127.398686][ T6226] __debugfs_create_file+0x14d/0x4f0 [ 127.398702][ T6226] debugfs_create_file_unsafe+0x3a/0x50 [ 127.398718][ T6226] nbd_start_device+0x356/0xac0 [ 127.398735][ T6226] ? security_capable+0x7e/0x2e0 [ 127.398751][ T6226] nbd_ioctl+0x636/0xeb0 [ 127.398769][ T6226] ? __pfx_nbd_ioctl+0x10/0x10 [ 127.398790][ T6226] ? blkdev_common_ioctl+0xa6c/0xc40 [ 127.398811][ T6226] ? __pfx_nbd_ioctl+0x10/0x10 [ 127.398828][ T6226] blkdev_ioctl+0x5a8/0x6d0 [ 127.398850][ T6226] ? __pfx_blkdev_ioctl+0x10/0x10 [ 127.398870][ T6226] ? __fget_files+0x2a/0x420 [ 127.398891][ T6226] ? bpf_lsm_file_ioctl+0x9/0x20 [ 127.398907][ T6226] ? __pfx_blkdev_ioctl+0x10/0x10 [ 127.398928][ T6226] __se_sys_ioctl+0xf9/0x170