Warning: Permanently added '10.128.0.196' (ED25519) to the list of known hosts.
2025/04/27 05:33:11 ignoring optional flag "sandboxArg"="0"
2025/04/27 05:33:11 ignoring optional flag "type"="gce"
2025/04/27 05:33:12 parsed 1 programs
2025/04/27 05:33:12 executed programs: 0
[ 99.987226][ T6117] cgroup: Unknown subsys name 'net'
[ 99.997983][ T6117] cgroup: Unknown subsys name 'cpuset'
[ 100.008001][ T6117] cgroup: Unknown subsys name 'rlimit'
[ 101.169141][ T5831] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 101.176851][ T5831] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 101.184736][ T5831] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 101.193660][ T5831] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 101.201482][ T5831] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 101.352565][ T6124] chnl_net:caif_netlink_parms(): no params data found
[ 101.442788][ T6124] bridge0: port 1(bridge_slave_0) entered blocking state
[ 101.449902][ T6124] bridge0: port 1(bridge_slave_0) entered disabled state
[ 101.457455][ T6124] bridge_slave_0: entered allmulticast mode
[ 101.465422][ T6124] bridge_slave_0: entered promiscuous mode
[ 101.473770][ T6124] bridge0: port 2(bridge_slave_1) entered blocking state
[ 101.480917][ T6124] bridge0: port 2(bridge_slave_1) entered disabled state
[ 101.488098][ T6124] bridge_slave_1: entered allmulticast mode
[ 101.495819][ T6124] bridge_slave_1: entered promiscuous mode
[ 101.532215][ T6124] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 101.544451][ T6124] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 101.583870][ T6124] team0: Port device team_slave_0 added
[ 101.593151][ T6124] team0: Port device team_slave_1 added
[ 101.626542][ T6124] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 101.633580][ T6124] 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.
[ 101.661541][ T6124] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 101.674239][ T6124] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 101.681192][ T6124] 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.
[ 101.707965][ T6124] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 101.753428][ T6124] hsr_slave_0: entered promiscuous mode
[ 101.759803][ T6124] hsr_slave_1: entered promiscuous mode
[ 101.895810][ T6124] bridge0: port 2(bridge_slave_1) entered blocking state
[ 101.902985][ T6124] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 101.910382][ T6124] bridge0: port 1(bridge_slave_0) entered blocking state
[ 101.917560][ T6124] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 101.979305][ T6124] 8021q: adding VLAN 0 to HW filter on device bond0
[ 101.997852][ T1134] bridge0: port 1(bridge_slave_0) entered disabled state
[ 102.006597][ T1134] bridge0: port 2(bridge_slave_1) entered disabled state
[ 102.024006][ T6124] 8021q: adding VLAN 0 to HW filter on device team0
[ 102.038879][ T1134] bridge0: port 1(bridge_slave_0) entered blocking state
[ 102.046040][ T1134] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 102.060980][ T12] bridge0: port 2(bridge_slave_1) entered blocking state
[ 102.068181][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 102.140692][ T6124] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 102.522230][ T6124] veth0_vlan: entered promiscuous mode
[ 102.535383][ T6124] veth1_vlan: entered promiscuous mode
[ 102.567424][ T6124] veth0_macvtap: entered promiscuous mode
[ 102.577342][ T6124] veth1_macvtap: entered promiscuous mode
[ 102.597316][ T6124] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 102.612035][ T6124] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 102.678728][ T1162] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 102.695573][ T1162] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 102.721295][ T1162] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 102.730124][ T1162] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 102.911744][ T6150]
[ 102.914090][ T6150] ======================================================
[ 102.921092][ T6150] WARNING: possible circular locking dependency detected
[ 102.928096][ T6150] 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 Not tainted
[ 102.935184][ T6150] ------------------------------------------------------
[ 102.942188][ T6150] syz-executor.0/6150 is trying to acquire lock:
[ 102.948612][ T6150] ffff8880249a05d8 (&q->elevator_lock){+.+.}-{4:4}, at: blk_mq_update_nr_hw_queues+0x49a/0x1a10
[ 102.959085][ T6150]
[ 102.959085][ T6150] but task is already holding lock:
[ 102.966453][ T6150] ffff8880249a00a8 (&q->q_usage_counter(io)#49){++++}-{0:0}, at: nbd_start_device+0x16c/0xac0
[ 102.976732][ T6150]
[ 102.976732][ T6150] which lock already depends on the new lock.
[ 102.976732][ T6150]
[ 102.987563][ T6150]
[ 102.987563][ T6150] the existing dependency chain (in reverse order) is:
[ 102.996746][ T6150]
[ 102.996746][ T6150] -> #2 (&q->q_usage_counter(io)#49){++++}-{0:0}:
[ 103.005377][ T6150] lock_acquire+0x120/0x360
[ 103.010425][ T6150] blk_alloc_queue+0x538/0x620
[ 103.015734][ T6150] __blk_mq_alloc_disk+0x164/0x350
[ 103.021367][ T6150] nbd_dev_add+0x478/0xb10
[ 103.026318][ T6150] nbd_init+0x21a/0x2d0
[ 103.031038][ T6150] do_one_initcall+0x236/0x820
[ 103.036341][ T6150] do_initcall_level+0x137/0x1f0
[ 103.041804][ T6150] do_initcalls+0x69/0xd0
[ 103.046671][ T6150] kernel_init_freeable+0x3d9/0x570
[ 103.052393][ T6150] kernel_init+0x1d/0x1d0
[ 103.057253][ T6150] ret_from_fork+0x4e/0x80
[ 103.062182][ T6150] ret_from_fork_asm+0x1a/0x30
[ 103.067463][ T6150]
[ 103.067463][ T6150] -> #1 (fs_reclaim){+.+.}-{0:0}:
[ 103.074694][ T6150] lock_acquire+0x120/0x360
[ 103.079723][ T6150] fs_reclaim_acquire+0x72/0x100
[ 103.085182][ T6150] kmem_cache_alloc_noprof+0x44/0x3c0
[ 103.091074][ T6150] __kernfs_new_node+0xd7/0x7f0
[ 103.096442][ T6150] kernfs_new_node+0x102/0x210
[ 103.101729][ T6150] kernfs_create_dir_ns+0x44/0x130
[ 103.107377][ T6150] sysfs_create_dir_ns+0x123/0x280
[ 103.113029][ T6150] kobject_add_internal+0x59f/0xb40
[ 103.118741][ T6150] kobject_add+0x155/0x220
[ 103.123687][ T6150] elv_register_queue+0xdb/0x260
[ 103.129166][ T6150] blk_register_queue+0x375/0x450
[ 103.134818][ T6150] add_disk_fwnode+0x77f/0x10e0
[ 103.140205][ T6150] nbd_dev_add+0x710/0xb10
[ 103.145142][ T6150] nbd_init+0x21a/0x2d0
[ 103.149819][ T6150] do_one_initcall+0x236/0x820
[ 103.155121][ T6150] do_initcall_level+0x137/0x1f0
[ 103.160592][ T6150] do_initcalls+0x69/0xd0
[ 103.165458][ T6150] kernel_init_freeable+0x3d9/0x570
[ 103.171197][ T6150] kernel_init+0x1d/0x1d0
[ 103.176084][ T6150] ret_from_fork+0x4e/0x80
[ 103.181146][ T6150] ret_from_fork_asm+0x1a/0x30
[ 103.186539][ T6150]
[ 103.186539][ T6150] -> #0 (&q->elevator_lock){+.+.}-{4:4}:
[ 103.194566][ T6150] validate_chain+0xb9b/0x2140
[ 103.199867][ T6150] __lock_acquire+0xaac/0xd20
[ 103.205110][ T6150] lock_acquire+0x120/0x360
[ 103.210147][ T6150] __mutex_lock+0x182/0xe80
[ 103.215346][ T6150] blk_mq_update_nr_hw_queues+0x49a/0x1a10
[ 103.221765][ T6150] nbd_start_device+0x16c/0xac0
[ 103.227278][ T6150] nbd_ioctl+0x636/0xeb0
[ 103.232085][ T6150] blkdev_ioctl+0x5a8/0x6d0
[ 103.237157][ T6150] __se_sys_ioctl+0xfc/0x170
[ 103.242282][ T6150] do_syscall_64+0xf6/0x210
[ 103.247415][ T6150] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.253838][ T6150]
[ 103.253838][ T6150] other info that might help us debug this:
[ 103.253838][ T6150]
[ 103.264317][ T6150] Chain exists of:
[ 103.264317][ T6150] &q->elevator_lock --> fs_reclaim --> &q->q_usage_counter(io)#49
[ 103.264317][ T6150]
[ 103.278085][ T6150] Possible unsafe locking scenario:
[ 103.278085][ T6150]
[ 103.285547][ T6150] CPU0 CPU1
[ 103.290904][ T6150] ---- ----
[ 103.296254][ T6150] lock(&q->q_usage_counter(io)#49);
[ 103.301644][ T6150] lock(fs_reclaim);
[ 103.308191][ T6150] lock(&q->q_usage_counter(io)#49);
[ 103.316088][ T6150] lock(&q->elevator_lock);
[ 103.320672][ T6150]
[ 103.320672][ T6150] *** DEADLOCK ***
[ 103.320672][ T6150]
[ 103.328821][ T6150] 4 locks held by syz-executor.0/6150:
[ 103.334266][ T6150] #0: ffff888024993998 (&nbd->config_lock){+.+.}-{4:4}, at: nbd_ioctl+0x131/0xeb0
[ 103.343599][ T6150] #1: ffff8880249938d8 (&set->tag_list_lock){+.+.}-{4:4}, at: blk_mq_update_nr_hw_queues+0xac/0x1a10
[ 103.354580][ T6150] #2: ffff8880249a00a8 (&q->q_usage_counter(io)#49){++++}-{0:0}, at: nbd_start_device+0x16c/0xac0
[ 103.365309][ T6150] #3: ffff8880249a00e0 (&q->q_usage_counter(queue)){+.+.}-{0:0}, at: nbd_start_device+0x16c/0xac0
[ 103.376066][ T6150]
[ 103.376066][ T6150] stack backtrace:
[ 103.381939][ T6150] CPU: 1 UID: 0 PID: 6150 Comm: syz-executor.0 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full)
[ 103.381961][ T6150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 103.381972][ T6150] Call Trace:
[ 103.381979][ T6150]
[ 103.381986][ T6150] dump_stack_lvl+0x189/0x250
[ 103.382023][ T6150] ? __pfx_dump_stack_lvl+0x10/0x10
[ 103.382048][ T6150] ? __pfx__printk+0x10/0x10
[ 103.382067][ T6150] ? print_lock_name+0xde/0x100
[ 103.382097][ T6150] print_circular_bug+0x2ee/0x310
[ 103.382116][ T6150] check_noncircular+0x134/0x160
[ 103.382136][ T6150] validate_chain+0xb9b/0x2140
[ 103.382162][ T6150] __lock_acquire+0xaac/0xd20
[ 103.382188][ T6150] ? blk_mq_update_nr_hw_queues+0x49a/0x1a10
[ 103.382211][ T6150] lock_acquire+0x120/0x360
[ 103.382234][ T6150] ? blk_mq_update_nr_hw_queues+0x49a/0x1a10
[ 103.382265][ T6150] __mutex_lock+0x182/0xe80
[ 103.382283][ T6150] ? blk_mq_update_nr_hw_queues+0x49a/0x1a10
[ 103.382310][ T6150] ? blk_mq_update_nr_hw_queues+0x49a/0x1a10
[ 103.382335][ T6150] ? __pfx___mutex_lock+0x10/0x10
[ 103.382355][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.382375][ T6150] ? __kasan_kmalloc+0x93/0xb0
[ 103.382396][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.382417][ T6150] ? blk_mq_update_nr_hw_queues+0x47b/0x1a10
[ 103.382442][ T6150] blk_mq_update_nr_hw_queues+0x49a/0x1a10
[ 103.382465][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.382488][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.382509][ T6150] ? aa_get_newest_label+0xf7/0x5d0
[ 103.382528][ T6150] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 103.382555][ T6150] ? nbd_ioctl+0x131/0xeb0
[ 103.382594][ T6150] ? __pfx___mutex_lock+0x10/0x10
[ 103.382622][ T6150] nbd_start_device+0x16c/0xac0
[ 103.382657][ T6150] ? security_capable+0x7e/0x2e0
[ 103.382677][ T6150] nbd_ioctl+0x636/0xeb0
[ 103.382706][ T6150] ? __pfx_nbd_ioctl+0x10/0x10
[ 103.382737][ T6150] ? __pfx_nbd_ioctl+0x10/0x10
[ 103.382763][ T6150] blkdev_ioctl+0x5a8/0x6d0
[ 103.382784][ T6150] ? __pfx_blkdev_ioctl+0x10/0x10
[ 103.382801][ T6150] ? __fget_files+0x3a0/0x420
[ 103.382823][ T6150] ? __fget_files+0x2a/0x420
[ 103.382846][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.382866][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.382887][ T6150] ? __pfx_blkdev_ioctl+0x10/0x10
[ 103.382905][ T6150] __se_sys_ioctl+0xfc/0x170
[ 103.382924][ T6150] do_syscall_64+0xf6/0x210
[ 103.382943][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.382962][ T6150] ? exc_page_fault+0x91/0x110
[ 103.382979][ T6150] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.383004][ T6150] RIP: 0033:0x7f554e079969
[ 103.383020][ T6150] 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
[ 103.383033][ T6150] RSP: 002b:00007f554f2840c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 103.383051][ T6150] RAX: ffffffffffffffda RBX: 00007f554e18bf60 RCX: 00007f554e079969
[ 103.383064][ T6150] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 103.383074][ T6150] RBP: 00007f554f284120 R08: 0000000000000000 R09: 0000000000000000
[ 103.383085][ T6150] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 103.383096][ T6150] R13: 000000000000000b R14: 00007f554e18bf60 R15: 00007ffe434f3168
[ 103.383114][ T6150]
[ 103.707078][ T5136] Bluetooth: hci0: command tx timeout
[ 103.744724][ T6150] FAULT_INJECTION: forcing a failure.
[ 103.744724][ T6150] name failslab, interval 1, probability 0, space 0, times 1
[ 103.757781][ T6150] CPU: 0 UID: 0 PID: 6150 Comm: syz-executor.0 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full)
[ 103.757804][ T6150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 103.757814][ T6150] Call Trace:
[ 103.757821][ T6150]
[ 103.757828][ T6150] dump_stack_lvl+0x189/0x250
[ 103.757858][ T6150] ? __pfx_dump_stack_lvl+0x10/0x10
[ 103.757883][ T6150] ? __pfx__printk+0x10/0x10
[ 103.757902][ T6150] ? __pfx___might_resched+0x10/0x10
[ 103.757929][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.757949][ T6150] ? lock_acquire+0x5f/0x360
[ 103.757974][ T6150] should_fail_ex+0x414/0x560
[ 103.758006][ T6150] should_failslab+0xa8/0x100
[ 103.758029][ T6150] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 103.758052][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.758072][ T6150] ? sbitmap_queue_init_node+0x252/0x660
[ 103.758095][ T6150] sbitmap_queue_init_node+0x252/0x660
[ 103.758116][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.758135][ T6150] ? __raw_spin_lock_init+0x45/0x100
[ 103.758155][ T6150] blk_mq_init_tags+0x158/0x280
[ 103.758184][ T6150] blk_mq_alloc_map_and_rqs+0xba/0x990
[ 103.758205][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.758227][ T6150] ? blk_mq_update_nr_hw_queues+0x86c/0x1a10
[ 103.758258][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.758278][ T6150] ? kfree+0x193/0x440
[ 103.758299][ T6150] blk_mq_update_nr_hw_queues+0x963/0x1a10
[ 103.758329][ T6150] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 103.758351][ T6150] ? nbd_ioctl+0x131/0xeb0
[ 103.758379][ T6150] ? __pfx___mutex_lock+0x10/0x10
[ 103.758400][ T6150] nbd_start_device+0x16c/0xac0
[ 103.758431][ T6150] ? security_capable+0x7e/0x2e0
[ 103.758459][ T6150] nbd_ioctl+0x636/0xeb0
[ 103.758499][ T6150] ? __pfx_nbd_ioctl+0x10/0x10
[ 103.758530][ T6150] ? __pfx_nbd_ioctl+0x10/0x10
[ 103.758556][ T6150] blkdev_ioctl+0x5a8/0x6d0
[ 103.758577][ T6150] ? __pfx_blkdev_ioctl+0x10/0x10
[ 103.758595][ T6150] ? __fget_files+0x3a0/0x420
[ 103.758617][ T6150] ? __fget_files+0x2a/0x420
[ 103.758639][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.758659][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.758679][ T6150] ? __pfx_blkdev_ioctl+0x10/0x10
[ 103.758698][ T6150] __se_sys_ioctl+0xfc/0x170
[ 103.758716][ T6150] do_syscall_64+0xf6/0x210
[ 103.758735][ T6150] ? srso_alias_return_thunk+0x5/0xfbef5
[ 103.758755][ T6150] ? exc_page_fault+0x91/0x110
[ 103.758771][ T6150] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.758788][ T6150] RIP: 0033:0x7f554e079969
[ 103.758803][ T6150] 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
[ 103.758817][ T6150] RSP: 002b:00007f554f2840c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 103.758835][ T6150] RAX: ffffffffffffffda RBX: 00007f554e18bf60 RCX: 00007f554e079969
[ 103.758848][ T6150] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 103.758858][ T6150] RBP: 00007f554f284120 R08: 0000000000000000 R09: 0000000000000000
[ 103.758869][ T6150] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 103.758880][ T6150] R13: 000000000000000b R14: 00007f554e18bf60 R15: 00007ffe434f3168
[ 103.758898][ T6150]
[ 104.086185][ T5831] block nbd0: Receive control failed (result -32)
[ 104.093245][ T5136] block nbd0: Receive control failed (result -32)
[ 104.111949][ T6150] block nbd0: shutting down sockets
[ 104.243863][ T6152] FAULT_INJECTION: forcing a failure.
[ 104.243863][ T6152] name failslab, interval 1, probability 0, space 0, times 0
[ 104.256600][ T6152] CPU: 1 UID: 0 PID: 6152 Comm: syz-executor.0 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full)
[ 104.256629][ T6152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 104.256643][ T6152] Call Trace:
[ 104.256651][ T6152]
[ 104.256658][ T6152] dump_stack_lvl+0x189/0x250
[ 104.256689][ T6152] ? __pfx_dump_stack_lvl+0x10/0x10
[ 104.256714][ T6152] ? __pfx__printk+0x10/0x10
[ 104.256733][ T6152] ? __pfx___might_resched+0x10/0x10
[ 104.256761][ T6152] ? srso_alias_return_thunk+0x5/0xfbef5
[ 104.256781][ T6152] ? lock_acquire+0x5f/0x360
[ 104.256810][ T6152] should_fail_ex+0x414/0x560
[ 104.256851][ T6152] should_failslab+0xa8/0x100
[ 104.256881][ T6152] __kmalloc_noprof+0xcb/0x4f0
[ 104.256903][ T6152] ? group_cpus_evenly+0xad/0x520
[ 104.256927][ T6152] group_cpus_evenly+0xad/0x520
[ 104.256949][ T6152] ? srso_alias_return_thunk+0x5/0xfbef5
[ 104.256969][ T6152] ? __raw_spin_lock_init+0x45/0x100
[ 104.256988][ T6152] ? __pfx_group_cpus_evenly+0x10/0x10
[ 104.257028][ T6152] ? debug_mutex_init+0x38/0x70
[ 104.257050][ T6152] ? __pfx___might_resched+0x10/0x10
[ 104.257076][ T6152] ? srso_alias_return_thunk+0x5/0xfbef5
[ 104.257096][ T6152] ? blk_mq_alloc_map_and_rqs+0x8b9/0x990
[ 104.257119][ T6152] blk_mq_map_queues+0x4c/0x400
[ 104.257137][ T6152] ? blk_mq_update_queue_map+0x37a/0x440
[ 104.257162][ T6152] blk_mq_update_nr_hw_queues+0xb0c/0x1a10
[ 104.257192][ T6152] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 104.257214][ T6152] ? nbd_ioctl+0x131/0xeb0
[ 104.257242][ T6152] ? __pfx___mutex_lock+0x10/0x10
[ 104.257265][ T6152] nbd_start_device+0x16c/0xac0
[ 104.257291][ T6152] ? security_capable+0x7e/0x2e0
[ 104.257311][ T6152] nbd_ioctl+0x636/0xeb0
[ 104.257339][ T6152] ? __pfx_nbd_ioctl+0x10/0x10
[ 104.257370][ T6152] ? __pfx_nbd_ioctl+0x10/0x10
[ 104.257397][ T6152] blkdev_ioctl+0x5a8/0x6d0
[ 104.257416][ T6152] ? __pfx_blkdev_ioctl+0x10/0x10
[ 104.257434][ T6152] ? __fget_files+0x3a0/0x420
[ 104.257456][ T6152] ? __fget_files+0x2a/0x420
[ 104.257479][ T6152] ? srso_alias_return_thunk+0x5/0xfbef5
[ 104.257499][ T6152] ? srso_alias_return_thunk+0x5/0xfbef5
[ 104.257519][ T6152] ? __pfx_blkdev_ioctl+0x10/0x10
[ 104.257538][ T6152] __se_sys_ioctl+0xfc/0x170
[ 104.257556][ T6152] do_syscall_64+0xf6/0x210
[ 104.257575][ T6152] ? srso_alias_return_thunk+0x5/0xfbef5
[ 104.257596][ T6152] ? exc_page_fault+0x91/0x110
[ 104.257619][ T6152] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 104.257641][ T6152] RIP: 0033:0x7f554e079969
[ 104.257660][ T6152] 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
[ 104.257674][ T6152] RSP: 002b:00007f554f2840c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 104.257693][ T6152] RAX: ffffffffffffffda RBX: 00007f554e18bf60 RCX: 00007f554e079969
[ 104.257706][ T6152] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 104.257716][ T6152] RBP: 00007f554f284120 R08: 0000000000000000 R09: 0000000000000000
[ 104.257727][ T6152] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 104.257738][ T6152] R13: 000000000000000b R14: 00007f554e18bf60 R15: 00007ffe434f3168
[ 104.257756][ T6152]
[ 104.967390][ T5831] block nbd0: Receive control failed (result -32)
[ 104.967669][ T6152] block nbd0: shutting down sockets
[ 105.082498][ T6154] FAULT_INJECTION: forcing a failure.
[ 105.082498][ T6154] name failslab, interval 1, probability 0, space 0, times 0
[ 105.095223][ T6154] CPU: 0 UID: 0 PID: 6154 Comm: syz-executor.0 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full)
[ 105.095253][ T6154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 105.095267][ T6154] Call Trace:
[ 105.095276][ T6154]
[ 105.095283][ T6154] dump_stack_lvl+0x189/0x250
[ 105.095313][ T6154] ? __pfx_dump_stack_lvl+0x10/0x10
[ 105.095338][ T6154] ? __pfx__printk+0x10/0x10
[ 105.095356][ T6154] ? srso_alias_return_thunk+0x5/0xfbef5
[ 105.095376][ T6154] ? rcu_is_watching+0x15/0xb0
[ 105.095402][ T6154] ? __pfx___might_resched+0x10/0x10
[ 105.095429][ T6154] ? lock_acquire+0x5f/0x360
[ 105.095453][ T6154] should_fail_ex+0x414/0x560
[ 105.095483][ T6154] should_failslab+0xa8/0x100
[ 105.095507][ T6154] __kmalloc_node_noprof+0xd1/0x4e0
[ 105.095528][ T6154] ? alloc_slab_obj_exts+0x39/0xa0
[ 105.095550][ T6154] alloc_slab_obj_exts+0x39/0xa0
[ 105.095570][ T6154] __memcg_slab_post_alloc_hook+0x332/0x820
[ 105.095596][ T6154] kmem_cache_alloc_lru_noprof+0x2c7/0x3d0
[ 105.095617][ T6154] ? alloc_inode+0x6a/0x1b0
[ 105.095639][ T6154] ? __pfx_debugfs_alloc_inode+0x10/0x10
[ 105.095658][ T6154] alloc_inode+0x6a/0x1b0
[ 105.095683][ T6154] new_inode+0x22/0x170
[ 105.095704][ T6154] ? srso_alias_return_thunk+0x5/0xfbef5
[ 105.095724][ T6154] ? start_creating+0x1fe/0x310
[ 105.095742][ T6154] __debugfs_create_file+0x14d/0x4f0
[ 105.095761][ T6154] debugfs_create_file_unsafe+0x3a/0x50
[ 105.095780][ T6154] nbd_start_device+0x33e/0xac0
[ 105.095806][ T6154] ? security_capable+0x7e/0x2e0
[ 105.095826][ T6154] nbd_ioctl+0x636/0xeb0
[ 105.095855][ T6154] ? __pfx_nbd_ioctl+0x10/0x10
[ 105.095885][ T6154] ? __pfx_nbd_ioctl+0x10/0x10
[ 105.095912][ T6154] blkdev_ioctl+0x5a8/0x6d0
[ 105.095932][ T6154] ? __pfx_blkdev_ioctl+0x10/0x10
[ 105.095950][ T6154] ? __fget_files+0x3a0/0x420
[ 105.095989][ T6154] ? __fget_files+0x2a/0x420
[ 105.096016][ T6154] ? srso_alias_return_thunk+0x5/0xfbef5
[ 105.096036][ T6154] ? srso_alias_return_thunk+0x5/0xfbef5
[ 105.096056][ T6154] ? __pfx_blkdev_ioctl+0x10/0x10
[ 105.096075][ T6154] __se_sys_ioctl+0xfc/0x170
[ 105.096093][ T6154] do_syscall_64+0xf6/0x210
[ 105.096112][ T6154] ? srso_alias_return_thunk+0x5/0xfbef5
[ 105.096131][ T6154] ? exc_page_fault+0x91/0x110
[ 105.096148][ T6154] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 105.096165][ T6154] RIP: 0033:0x7f554e079969
[ 105.096179][ T6154] 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
[ 105.096193][ T6154] RSP: 002b:00007f554f2840c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 105.096211][ T6154] RAX: ffffffffffffffda RBX: 00007f554e18bf60 RCX: 00007f554e079969
[ 105.096224][ T6154] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 105.096234][ T6154] RBP: 00007f554f284120 R08: 0000000000000000 R09: 0000000000000000
[ 105.096248][ T6154] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 105.096261][ T6154] R13: 000000000000000b R14: 00007f554e18bf60 R15: 00007ffe434f3168
[ 105.096287][ T6154]
[ 105.732253][ T55] Bluetooth: hci0: command tx timeout
2025/04/27 05:33:18 executed programs: 3
[ 105.827005][ T5831] block nbd0: Receive control failed (result -32)
[ 105.827021][ T5136] block nbd0: Receive control failed (result -32)
[ 105.840418][ T6153] block nbd0: shutting down sockets
[ 105.952136][ T6157] FAULT_INJECTION: forcing a failure.
[ 105.952136][ T6157] name failslab, interval 1, probability 0, space 0, times 0
[ 105.965015][ T6157] CPU: 0 UID: 0 PID: 6157 Comm: syz-executor.0 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full)
[ 105.965044][ T6157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 105.965058][ T6157] Call Trace:
[ 105.965066][ T6157]
[ 105.965075][ T6157] dump_stack_lvl+0x189/0x250
[ 105.965115][ T6157] ? __pfx_dump_stack_lvl+0x10/0x10
[ 105.965150][ T6157] ? __pfx__printk+0x10/0x10
[ 105.965169][ T6157] ? srso_alias_return_thunk+0x5/0xfbef5
[ 105.965191][ T6157] ? __pfx___might_resched+0x10/0x10
[ 105.965217][ T6157] ? srso_alias_return_thunk+0x5/0xfbef5
[ 105.965237][ T6157] ? lock_acquire+0x5f/0x360
[ 105.965267][ T6157] should_fail_ex+0x414/0x560
[ 105.965296][ T6157] should_failslab+0xa8/0x100
[ 105.965320][ T6157] kmem_cache_alloc_noprof+0x73/0x3c0
[ 105.965341][ T6157] ? security_inode_alloc+0x39/0x330
[ 105.965363][ T6157] security_inode_alloc+0x39/0x330
[ 105.965386][ T6157] inode_init_always_gfp+0x9ed/0xdc0
[ 105.965421][ T6157] ? __pfx_debugfs_alloc_inode+0x10/0x10
[ 105.965447][ T6157] alloc_inode+0x82/0x1b0
[ 105.965471][ T6157] new_inode+0x22/0x170
[ 105.965492][ T6157] ? srso_alias_return_thunk+0x5/0xfbef5
[ 105.965512][ T6157] ? start_creating+0x1fe/0x310
[ 105.965530][ T6157] __debugfs_create_file+0x14d/0x4f0
[ 105.965549][ T6157] debugfs_create_file_unsafe+0x3a/0x50
[ 105.965567][ T6157] nbd_start_device+0x33e/0xac0
[ 105.965595][ T6157] ? security_capable+0x7e/0x2e0
[ 105.965614][ T6157] nbd_ioctl+0x636/0xeb0
[ 105.965643][ T6157] ? __pfx_nbd_ioctl+0x10/0x10
[ 105.965675][ T6157] ? __pfx_nbd_ioctl+0x10/0x10
[ 105.965701][ T6157] blkdev_ioctl+0x5a8/0x6d0
[ 105.965722][ T6157] ? __pfx_blkdev_ioctl+0x10/0x10
[ 105.965739][ T6157] ? __fget_files+0x3a0/0x420
[ 105.965761][ T6157] ? __fget_files+0x2a/0x420
[ 105.965784][ T6157] ? srso_alias_return_thunk+0x5/0xfbef5
[ 105.965803][ T6157] ? srso_alias_return_thunk+0x5/0xfbef5
[ 105.965824][ T6157] ? __pfx_blkdev_ioctl+0x10/0x10
[ 105.965842][ T6157] __se_sys_ioctl+0xfc/0x170
[ 105.965860][ T6157] do_syscall_64+0xf6/0x210
[ 105.965880][ T6157] ? srso_alias_return_thunk+0x5/0xfbef5
[ 105.965900][ T6157] ? exc_page_fault+0x91/0x110
[ 105.965916][ T6157] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 105.965933][ T6157] RIP: 0033:0x7f554e079969
[ 105.965948][ T6157] 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
[ 105.965961][ T6157] RSP: 002b:00007f554f2840c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 105.965979][ T6157] RAX: ffffffffffffffda RBX: 00007f554e18bf60 RCX: 00007f554e079969
[ 105.965993][ T6157] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 105.966005][ T6157] RBP: 00007f554f284120 R08: 0000000000000000 R09: 0000000000000000
[ 105.966016][ T6157] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 105.966026][ T6157] R13: 000000000000000b R14: 00007f554e18bf60 R15: 00007ffe434f3168
[ 105.966044][ T6157]
[ 105.966064][ T6157] debugfs: out of free dentries, can not create file 'size_bytes'
[ 106.700524][ T5136] block nbd0: Receive control failed (result -32)
[ 106.700792][ T6157] block nbd0: shutting down sockets
[ 106.802334][ T6159] FAULT_INJECTION: forcing a failure.
[ 106.802334][ T6159] name failslab, interval 1, probability 0, space 0, times 0
[ 106.815065][ T6159] CPU: 1 UID: 0 PID: 6159 Comm: syz-executor.0 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full)
[ 106.815087][ T6159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 106.815098][ T6159] Call Trace:
[ 106.815105][ T6159]
[ 106.815112][ T6159] dump_stack_lvl+0x189/0x250
[ 106.815141][ T6159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 106.815164][ T6159] ? __pfx_dump_stack_lvl+0x10/0x10
[ 106.815188][ T6159] ? __pfx__printk+0x10/0x10
[ 106.815206][ T6159] ? __pfx___might_resched+0x10/0x10
[ 106.815233][ T6159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 106.815258][ T6159] ? lock_acquire+0x5f/0x360
[ 106.815283][ T6159] should_fail_ex+0x414/0x560
[ 106.815312][ T6159] ? __pfx_debugfs_alloc_inode+0x10/0x10
[ 106.815331][ T6159] should_failslab+0xa8/0x100
[ 106.815354][ T6159] ? __pfx_debugfs_alloc_inode+0x10/0x10
[ 106.815372][ T6159] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 106.815393][ T6159] ? alloc_inode+0x6a/0x1b0
[ 106.815415][ T6159] ? __pfx_debugfs_alloc_inode+0x10/0x10
[ 106.815435][ T6159] alloc_inode+0x6a/0x1b0
[ 106.815463][ T6159] new_inode+0x22/0x170
[ 106.815493][ T6159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 106.815519][ T6159] ? start_creating+0x1fe/0x310
[ 106.815536][ T6159] __debugfs_create_file+0x14d/0x4f0
[ 106.815555][ T6159] debugfs_create_file_unsafe+0x3a/0x50
[ 106.815574][ T6159] nbd_start_device+0x33e/0xac0
[ 106.815601][ T6159] ? security_capable+0x7e/0x2e0
[ 106.815621][ T6159] nbd_ioctl+0x636/0xeb0
[ 106.815650][ T6159] ? __pfx_nbd_ioctl+0x10/0x10
[ 106.815684][ T6159] ? __pfx_nbd_ioctl+0x10/0x10
[ 106.815710][ T6159] blkdev_ioctl+0x5a8/0x6d0
[ 106.815731][ T6159] ? __pfx_blkdev_ioctl+0x10/0x10
[ 106.815749][ T6159] ? __fget_files+0x3a0/0x420
[ 106.815770][ T6159] ? __fget_files+0x2a/0x420
[ 106.815793][ T6159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 106.815813][ T6159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 106.815833][ T6159] ? __pfx_blkdev_ioctl+0x10/0x10
[ 106.815852][ T6159] __se_sys_ioctl+0xfc/0x170
[ 106.815870][ T6159] do_syscall_64+0xf6/0x210
[ 106.815889][ T6159] ? srso_alias_return_thunk+0x5/0xfbef5
[ 106.815909][ T6159] ? exc_page_fault+0x91/0x110
[ 106.815925][ T6159] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 106.815942][ T6159] RIP: 0033:0x7f554e079969
[ 106.815957][ T6159] 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
[ 106.815985][ T6159] RSP: 002b:00007f554f2840c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 106.816005][ T6159] RAX: ffffffffffffffda RBX: 00007f554e18bf60 RCX: 00007f554e079969
[ 106.816018][ T6159] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 106.816029][ T6159] RBP: 00007f554f284120 R08: 0000000000000000 R09: 0000000000000000
[ 106.816039][ T6159] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 106.816050][ T6159] R13: 000000000000000b R14: 00007f554e18bf60 R15: 00007ffe434f3168
[ 106.816068][ T6159]
[ 106.816075][ T6159] debugfs: out of free dentries, can not create file 'size_bytes'
[ 107.559653][ T5136] block nbd0: Receive control failed (result -32)
[ 107.559653][ T5831] block nbd0: Receive control failed (result -32)
[ 107.571849][ T6159] block nbd0: shutting down sockets
[ 107.682113][ T6161] FAULT_INJECTION: forcing a failure.
[ 107.682113][ T6161] name failslab, interval 1, probability 0, space 0, times 0
[ 107.694768][ T6161] CPU: 1 UID: 0 PID: 6161 Comm: syz-executor.0 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full)
[ 107.694790][ T6161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 107.694801][ T6161] Call Trace:
[ 107.694807][ T6161]
[ 107.694814][ T6161] dump_stack_lvl+0x189/0x250
[ 107.694843][ T6161] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.694865][ T6161] ? __pfx_dump_stack_lvl+0x10/0x10
[ 107.694890][ T6161] ? __pfx__printk+0x10/0x10
[ 107.694907][ T6161] ? __pfx___might_resched+0x10/0x10
[ 107.694935][ T6161] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.694955][ T6161] ? lock_acquire+0x5f/0x360
[ 107.694980][ T6161] should_fail_ex+0x414/0x560
[ 107.695016][ T6161] should_failslab+0xa8/0x100
[ 107.695049][ T6161] __kmalloc_node_noprof+0xd1/0x4e0
[ 107.695079][ T6161] ? alloc_slab_obj_exts+0x39/0xa0
[ 107.695105][ T6161] alloc_slab_obj_exts+0x39/0xa0
[ 107.695125][ T6161] __memcg_slab_post_alloc_hook+0x332/0x820
[ 107.695151][ T6161] kmem_cache_alloc_lru_noprof+0x2c7/0x3d0
[ 107.695173][ T6161] ? __d_alloc+0x31/0x6f0
[ 107.695200][ T6161] __d_alloc+0x31/0x6f0
[ 107.695227][ T6161] d_alloc_parallel+0xe0/0x14e0
[ 107.695242][ T6161] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.695264][ T6161] ? kasan_save_track+0x4f/0x80
[ 107.695282][ T6161] ? kasan_save_track+0x3e/0x80
[ 107.695299][ T6161] ? __kasan_slab_alloc+0x6c/0x80
[ 107.695318][ T6161] ? kmem_cache_alloc_noprof+0x1c1/0x3c0
[ 107.695338][ T6161] ? security_inode_alloc+0x39/0x330
[ 107.695358][ T6161] ? inode_init_always_gfp+0x9ed/0xdc0
[ 107.695383][ T6161] ? alloc_inode+0x82/0x1b0
[ 107.695402][ T6161] ? __debugfs_create_file+0x14d/0x4f0
[ 107.695419][ T6161] ? debugfs_create_file_full+0x3f/0x60
[ 107.695436][ T6161] ? nbd_ioctl+0x636/0xeb0
[ 107.695461][ T6161] ? blkdev_ioctl+0x5a8/0x6d0
[ 107.695479][ T6161] ? __se_sys_ioctl+0xfc/0x170
[ 107.695495][ T6161] ? do_syscall_64+0xf6/0x210
[ 107.695513][ T6161] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 107.695534][ T6161] ? __pfx_d_alloc_parallel+0x10/0x10
[ 107.695548][ T6161] ? rcu_is_watching+0x15/0xb0
[ 107.695576][ T6161] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.695596][ T6161] ? __raw_spin_lock_init+0x45/0x100
[ 107.695615][ T6161] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.695635][ T6161] ? __init_waitqueue_head+0xa9/0x150
[ 107.695658][ T6161] __lookup_slow+0x116/0x3d0
[ 107.695688][ T6161] ? __pfx___lookup_slow+0x10/0x10
[ 107.695722][ T6161] lookup_one_len+0x1aa/0x310
[ 107.695749][ T6161] ? __pfx_lookup_one_len+0x10/0x10
[ 107.695774][ T6161] ? down_write+0x162/0x1f0
[ 107.695794][ T6161] ? __pfx_down_write+0x10/0x10
[ 107.695813][ T6161] ? mntput+0x65/0xc0
[ 107.695830][ T6161] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.695851][ T6161] start_creating+0x18d/0x310
[ 107.695870][ T6161] __debugfs_create_file+0x79/0x4f0
[ 107.695889][ T6161] debugfs_create_file_unsafe+0x3a/0x50
[ 107.695907][ T6161] nbd_start_device+0x33e/0xac0
[ 107.695934][ T6161] ? security_capable+0x7e/0x2e0
[ 107.695953][ T6161] nbd_ioctl+0x636/0xeb0
[ 107.696002][ T6161] ? __pfx_nbd_ioctl+0x10/0x10
[ 107.696033][ T6161] ? __pfx_nbd_ioctl+0x10/0x10
[ 107.696060][ T6161] blkdev_ioctl+0x5a8/0x6d0
[ 107.696080][ T6161] ? __pfx_blkdev_ioctl+0x10/0x10
[ 107.696098][ T6161] ? __fget_files+0x3a0/0x420
[ 107.696122][ T6161] ? __fget_files+0x2a/0x420
[ 107.696154][ T6161] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.696181][ T6161] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.696204][ T6161] ? __pfx_blkdev_ioctl+0x10/0x10
[ 107.696223][ T6161] __se_sys_ioctl+0xfc/0x170
[ 107.696241][ T6161] do_syscall_64+0xf6/0x210
[ 107.696261][ T6161] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.696281][ T6161] ? exc_page_fault+0x91/0x110
[ 107.696297][ T6161] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 107.696314][ T6161] RIP: 0033:0x7f554e079969
[ 107.696328][ T6161] 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
[ 107.696342][ T6161] RSP: 002b:00007f554f2840c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 107.696360][ T6161] RAX: ffffffffffffffda RBX: 00007f554e18bf60 RCX: 00007f554e079969
[ 107.696373][ T6161] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 107.696384][ T6161] RBP: 00007f554f284120 R08: 0000000000000000 R09: 0000000000000000
[ 107.696395][ T6161] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 107.696405][ T6161] R13: 000000000000000b R14: 00007f554e18bf60 R15: 00007ffe434f3168
[ 107.696424][ T6161]
[ 107.802361][ T55] Bluetooth: hci0: command tx timeout
[ 108.426285][ T5136] block nbd0: Receive control failed (result -32)
[ 108.426541][ T5831] block nbd0: Receive control failed (result -32)
[ 108.439550][ T6161] block nbd0: shutting down sockets
[ 108.582233][ T6163] FAULT_INJECTION: forcing a failure.
[ 108.582233][ T6163] name failslab, interval 1, probability 0, space 0, times 0
[ 108.595032][ T6163] CPU: 0 UID: 0 PID: 6163 Comm: syz-executor.0 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full)
[ 108.595061][ T6163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 108.595073][ T6163] Call Trace:
[ 108.595080][ T6163]
[ 108.595087][ T6163] dump_stack_lvl+0x189/0x250
[ 108.595116][ T6163] ? rcu_is_watching+0x15/0xb0
[ 108.595143][ T6163] ? __pfx_dump_stack_lvl+0x10/0x10
[ 108.595168][ T6163] ? __pfx__printk+0x10/0x10
[ 108.595187][ T6163] ? __pfx___might_resched+0x10/0x10
[ 108.595214][ T6163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.595234][ T6163] ? lock_acquire+0x5f/0x360
[ 108.595260][ T6163] should_fail_ex+0x414/0x560
[ 108.595290][ T6163] should_failslab+0xa8/0x100
[ 108.595313][ T6163] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 108.595335][ T6163] ? __d_alloc+0x31/0x6f0
[ 108.595362][ T6163] __d_alloc+0x31/0x6f0
[ 108.595385][ T6163] ? stack_depot_save_flags+0x40/0x910
[ 108.595404][ T6163] d_alloc_parallel+0xe0/0x14e0
[ 108.595419][ T6163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.595439][ T6163] ? kasan_save_track+0x4f/0x80
[ 108.595457][ T6163] ? kasan_save_track+0x3e/0x80
[ 108.595474][ T6163] ? __kasan_slab_alloc+0x6c/0x80
[ 108.595493][ T6163] ? kmem_cache_alloc_noprof+0x1c1/0x3c0
[ 108.595512][ T6163] ? security_inode_alloc+0x39/0x330
[ 108.595532][ T6163] ? alloc_inode+0x82/0x1b0
[ 108.595551][ T6163] ? new_inode+0x22/0x170
[ 108.595572][ T6163] ? debugfs_create_file_unsafe+0x3a/0x50
[ 108.595589][ T6163] ? nbd_start_device+0x33e/0xac0
[ 108.595614][ T6163] ? nbd_ioctl+0x636/0xeb0
[ 108.595639][ T6163] ? blkdev_ioctl+0x5a8/0x6d0
[ 108.595657][ T6163] ? __se_sys_ioctl+0xfc/0x170
[ 108.595674][ T6163] ? do_syscall_64+0xf6/0x210
[ 108.595692][ T6163] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 108.595712][ T6163] ? __pfx_d_alloc_parallel+0x10/0x10
[ 108.595727][ T6163] ? rcu_is_watching+0x15/0xb0
[ 108.595754][ T6163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.595773][ T6163] ? __raw_spin_lock_init+0x45/0x100
[ 108.595793][ T6163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.595812][ T6163] ? __init_waitqueue_head+0xa9/0x150
[ 108.595836][ T6163] __lookup_slow+0x116/0x3d0
[ 108.595863][ T6163] ? __pfx___lookup_slow+0x10/0x10
[ 108.595897][ T6163] lookup_one_len+0x1aa/0x310
[ 108.595924][ T6163] ? __pfx_lookup_one_len+0x10/0x10
[ 108.595949][ T6163] ? down_write+0x162/0x1f0
[ 108.595981][ T6163] ? __pfx_down_write+0x10/0x10
[ 108.596003][ T6163] ? mntput+0x65/0xc0
[ 108.596020][ T6163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.596041][ T6163] start_creating+0x18d/0x310
[ 108.596060][ T6163] __debugfs_create_file+0x79/0x4f0
[ 108.596086][ T6163] debugfs_create_file_unsafe+0x3a/0x50
[ 108.596111][ T6163] nbd_start_device+0x356/0xac0
[ 108.596146][ T6163] ? security_capable+0x7e/0x2e0
[ 108.596166][ T6163] nbd_ioctl+0x636/0xeb0
[ 108.596195][ T6163] ? __pfx_nbd_ioctl+0x10/0x10
[ 108.596226][ T6163] ? __pfx_nbd_ioctl+0x10/0x10
[ 108.596254][ T6163] blkdev_ioctl+0x5a8/0x6d0
[ 108.596274][ T6163] ? __pfx_blkdev_ioctl+0x10/0x10
[ 108.596292][ T6163] ? __fget_files+0x3a0/0x420
[ 108.596313][ T6163] ? __fget_files+0x2a/0x420
[ 108.596336][ T6163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.596356][ T6163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.596376][ T6163] ? __pfx_blkdev_ioctl+0x10/0x10
[ 108.596395][ T6163] __se_sys_ioctl+0xfc/0x170
[ 108.596413][ T6163] do_syscall_64+0xf6/0x210
[ 108.596431][ T6163] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.596450][ T6163] ? exc_page_fault+0x91/0x110
[ 108.596467][ T6163] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 108.596484][ T6163] RIP: 0033:0x7f554e079969
[ 108.596499][ T6163] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 108.596513][ T6163] RSP: 002b:00007f554f2840c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 108.596531][ T6163] RAX: ffffffffffffffda RBX: 00007f554e18bf60 RCX: 00007f554e079969
[ 108.596544][ T6163] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 108.596554][ T6163] RBP: 00007f554f284120 R08: 0000000000000000 R09: 0000000000000000
[ 108.596565][ T6163] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 108.596576][ T6163] R13: 000000000000000b R14: 00007f554e18bf60 R15: 00007ffe434f3168
[ 108.596594][ T6163]
[ 109.319410][ T5831] block nbd0: Receive control failed (result -32)
[ 109.319408][ T5136] block nbd0: Receive control failed (result -32)
[ 109.319905][ T6163] block nbd0: shutting down sockets
[ 109.452207][ T6165] FAULT_INJECTION: forcing a failure.
[ 109.452207][ T6165] name failslab, interval 1, probability 0, space 0, times 0
[ 109.464893][ T6165] CPU: 1 UID: 0 PID: 6165 Comm: syz-executor.0 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full)
[ 109.464922][ T6165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 109.464936][ T6165] Call Trace:
[ 109.464946][ T6165]
[ 109.464955][ T6165] dump_stack_lvl+0x189/0x250
[ 109.464994][ T6165] ? __pfx_dump_stack_lvl+0x10/0x10
[ 109.465025][ T6165] ? __pfx__printk+0x10/0x10
[ 109.465046][ T6165] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.465071][ T6165] ? __pfx___might_resched+0x10/0x10
[ 109.465103][ T6165] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.465127][ T6165] ? lock_acquire+0x5f/0x360
[ 109.465156][ T6165] should_fail_ex+0x414/0x560
[ 109.465191][ T6165] should_failslab+0xa8/0x100
[ 109.465219][ T6165] kmem_cache_alloc_noprof+0x73/0x3c0
[ 109.465244][ T6165] ? security_inode_alloc+0x39/0x330
[ 109.465277][ T6165] security_inode_alloc+0x39/0x330
[ 109.465301][ T6165] inode_init_always_gfp+0x9ed/0xdc0
[ 109.465330][ T6165] ? __pfx_debugfs_alloc_inode+0x10/0x10
[ 109.465353][ T6165] alloc_inode+0x82/0x1b0
[ 109.465377][ T6165] new_inode+0x22/0x170
[ 109.465401][ T6165] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.465425][ T6165] ? start_creating+0x1fe/0x310
[ 109.465446][ T6165] __debugfs_create_file+0x14d/0x4f0
[ 109.465468][ T6165] debugfs_create_file_unsafe+0x3a/0x50
[ 109.465490][ T6165] nbd_start_device+0x33e/0xac0
[ 109.465522][ T6165] ? security_capable+0x7e/0x2e0
[ 109.465545][ T6165] nbd_ioctl+0x636/0xeb0
[ 109.465579][ T6165] ? __pfx_nbd_ioctl+0x10/0x10
[ 109.465619][ T6165] ? __pfx_nbd_ioctl+0x10/0x10
[ 109.465651][ T6165] blkdev_ioctl+0x5a8/0x6d0
[ 109.465675][ T6165] ? __pfx_blkdev_ioctl+0x10/0x10
[ 109.465696][ T6165] ? __fget_files+0x3a0/0x420
[ 109.465722][ T6165] ? __fget_files+0x2a/0x420
[ 109.465749][ T6165] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.465772][ T6165] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.465796][ T6165] ? __pfx_blkdev_ioctl+0x10/0x10
[ 109.465818][ T6165] __se_sys_ioctl+0xfc/0x170
[ 109.465839][ T6165] do_syscall_64+0xf6/0x210
[ 109.465862][ T6165] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.465885][ T6165] ? exc_page_fault+0x91/0x110
[ 109.465904][ T6165] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 109.465924][ T6165] RIP: 0033:0x7f554e079969
[ 109.465941][ T6165] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 109.465957][ T6165] RSP: 002b:00007f554f2840c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 109.465978][ T6165] RAX: ffffffffffffffda RBX: 00007f554e18bf60 RCX: 00007f554e079969
[ 109.465993][ T6165] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 109.466006][ T6165] RBP: 00007f554f284120 R08: 0000000000000000 R09: 0000000000000000
[ 109.466019][ T6165] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 109.466031][ T6165] R13: 000000000000000b R14: 00007f554e18bf60 R15: 00007ffe434f3168
[ 109.466053][ T6165]
[ 109.466082][ T6165] debugfs: out of free dentries, can not create file 'size_bytes'
[ 110.207209][ T5831] block nbd0: Receive control failed (result -32)
[ 110.207481][ T5136] block nbd0: Receive control failed (result -32)
[ 110.213704][ T6165] block nbd0: shutting down sockets
[ 110.213844][ T5831] Bluetooth: hci0: command tx timeout
[ 110.341951][ T6168] FAULT_INJECTION: forcing a failure.
[ 110.341951][ T6168] name failslab, interval 1, probability 0, space 0, times 0
[ 110.354639][ T6168] CPU: 1 UID: 0 PID: 6168 Comm: syz-executor.0 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full)
[ 110.354661][ T6168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 110.354672][ T6168] Call Trace:
[ 110.354679][ T6168]
[ 110.354686][ T6168] dump_stack_lvl+0x189/0x250
[ 110.354715][ T6168] ? __pfx_dump_stack_lvl+0x10/0x10
[ 110.354740][ T6168] ? __pfx__printk+0x10/0x10
[ 110.354758][ T6168] ? srso_alias_return_thunk+0x5/0xfbef5
[ 110.354779][ T6168] ? __pfx___might_resched+0x10/0x10
[ 110.354806][ T6168] ? srso_alias_return_thunk+0x5/0xfbef5
[ 110.354826][ T6168] ? lock_acquire+0x5f/0x360
[ 110.354851][ T6168] should_fail_ex+0x414/0x560
[ 110.354880][ T6168] should_failslab+0xa8/0x100
[ 110.354904][ T6168] kmem_cache_alloc_noprof+0x73/0x3c0
[ 110.354924][ T6168] ? security_inode_alloc+0x39/0x330
[ 110.354947][ T6168] security_inode_alloc+0x39/0x330
[ 110.354967][ T6168] inode_init_always_gfp+0x9ed/0xdc0
[ 110.354991][ T6168] ? __pfx_debugfs_alloc_inode+0x10/0x10
[ 110.355012][ T6168] alloc_inode+0x82/0x1b0
[ 110.355033][ T6168] new_inode+0x22/0x170
[ 110.355053][ T6168] ? srso_alias_return_thunk+0x5/0xfbef5
[ 110.355073][ T6168] ? start_creating+0x1fe/0x310
[ 110.355091][ T6168] __debugfs_create_file+0x14d/0x4f0
[ 110.355110][ T6168] debugfs_create_file_unsafe+0x3a/0x50
[ 110.355128][ T6168] nbd_start_device+0x33e/0xac0
[ 110.355155][ T6168] ? security_capable+0x7e/0x2e0
[ 110.355174][ T6168] nbd_ioctl+0x636/0xeb0
[ 110.355203][ T6168] ? __pfx_nbd_ioctl+0x10/0x10
[ 110.355233][ T6168] ? __pfx_nbd_ioctl+0x10/0x10
[ 110.355267][ T6168] blkdev_ioctl+0x5a8/0x6d0
[ 110.355288][ T6168] ? __pfx_blkdev_ioctl+0x10/0x10
[ 110.355305][ T6168] ? __fget_files+0x3a0/0x420
[ 110.355327][ T6168] ? __fget_files+0x2a/0x420
[ 110.355350][ T6168] ? srso_alias_return_thunk+0x5/0xfbef5
[ 110.355369][ T6168] ? srso_alias_return_thunk+0x5/0xfbef5
[ 110.355390][ T6168] ? __pfx_blkdev_ioctl+0x10/0x10
[ 110.355408][ T6168] __se_sys_ioctl+0xfc/0x170
[ 110.355426][ T6168] do_syscall_64+0xf6/0x210
[ 110.355445][ T6168] ? srso_alias_return_thunk+0x5/0xfbef5
[ 110.355465][ T6168] ? exc_page_fault+0x91/0x110
[ 110.355482][ T6168] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 110.355498][ T6168] RIP: 0033:0x7f554e079969
[ 110.355513][ T6168] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 110.355527][ T6168] RSP: 002b:00007f554f2630c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 110.355545][ T6168] RAX: ffffffffffffffda RBX: 00007f554e18c030 RCX: 00007f554e079969
[ 110.355558][ T6168] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 110.355568][ T6168] RBP: 00007f554f263120 R08: 0000000000000000 R09: 0000000000000000
[ 110.355579][ T6168] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 110.355590][ T6168] R13: 000000000000006e R14: 00007f554e18c030 R15: 00007ffe434f3168
[ 110.355608][ T6168]
[ 110.355625][ T6168] debugfs: out of free dentries, can not create file 'size_bytes'
2025/04/27 05:33:23 executed programs: 9
[ 111.077956][ T5831] block nbd0: Receive control failed (result -32)
[ 111.077956][ T55] block nbd0: Receive control failed (result -32)
[ 111.091522][ T6168] block nbd0: shutting down sockets
[ 111.211478][ T6171] block nbd0: Device being setup by another task
[ 111.264380][ T6170] FAULT_INJECTION: forcing a failure.
[ 111.264380][ T6170] name failslab, interval 1, probability 0, space 0, times 0
[ 111.277152][ T6170] CPU: 0 UID: 0 PID: 6170 Comm: syz-executor.0 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full)
[ 111.277179][ T6170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 111.277190][ T6170] Call Trace:
[ 111.277197][ T6170]
[ 111.277206][ T6170] dump_stack_lvl+0x189/0x250
[ 111.277248][ T6170] ? __pfx_dump_stack_lvl+0x10/0x10
[ 111.277283][ T6170] ? __pfx__printk+0x10/0x10
[ 111.277304][ T6170] ? idr_alloc_u32+0x1b7/0x2d0
[ 111.277322][ T6170] ? __pfx___might_resched+0x10/0x10
[ 111.277349][ T6170] ? srso_alias_return_thunk+0x5/0xfbef5
[ 111.277370][ T6170] ? lock_acquire+0x5f/0x360
[ 111.277394][ T6170] should_fail_ex+0x414/0x560
[ 111.277424][ T6170] should_failslab+0xa8/0x100
[ 111.277448][ T6170] kmem_cache_alloc_noprof+0x73/0x3c0
[ 111.277468][ T6170] ? __kernfs_new_node+0xd7/0x7f0
[ 111.277492][ T6170] ? lock_acquire+0x5f/0x360
[ 111.277516][ T6170] __kernfs_new_node+0xd7/0x7f0
[ 111.277541][ T6170] ? srso_alias_return_thunk+0x5/0xfbef5
[ 111.277561][ T6170] ? lock_acquire+0x5f/0x360
[ 111.277585][ T6170] ? srso_alias_return_thunk+0x5/0xfbef5
[ 111.277615][ T6170] ? __pfx___kernfs_new_node+0x10/0x10
[ 111.277648][ T6170] ? rcu_is_watching+0x15/0xb0
[ 111.277681][ T6170] ? kernfs_root+0x1c/0x230
[ 111.277704][ T6170] ? srso_alias_return_thunk+0x5/0xfbef5
[ 111.277724][ T6170] ? rcu_is_watching+0x15/0xb0
[ 111.277755][ T6170] ? kernfs_root+0x1c/0x230
[ 111.277777][ T6170] ? srso_alias_return_thunk+0x5/0xfbef5
[ 111.277796][ T6170] ? lock_release+0x4b/0x3e0
[ 111.277821][ T6170] ? kernfs_root+0x1c/0x230
[ 111.277842][ T6170] ? kernfs_root+0x1c/0x230
[ 111.277867][ T6170] kernfs_new_node+0x102/0x210
[ 111.277894][ T6170] __kernfs_create_file+0x4b/0x2e0
[ 111.277914][ T6170] sysfs_add_file_mode_ns+0x238/0x300
[ 111.277937][ T6170] internal_create_group+0x66d/0x1110
[ 111.277965][ T6170] ? srso_alias_return_thunk+0x5/0xfbef5
[ 111.277985][ T6170] ? kernfs_create_dir_ns+0x112/0x130
[ 111.278018][ T6170] ? __pfx_internal_create_group+0x10/0x10
[ 111.278041][ T6170] ? sysfs_create_dir_ns+0x15e/0x280
[ 111.278063][ T6170] ? srso_alias_return_thunk+0x5/0xfbef5
[ 111.278083][ T6170] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 111.278107][ T6170] sysfs_create_groups+0x59/0x120
[ 111.278132][ T6170] kobject_add_internal+0x5e6/0xb40
[ 111.278154][ T6170] ? srso_alias_return_thunk+0x5/0xfbef5
[ 111.278176][ T6170] kobject_add+0x155/0x220
[ 111.278197][ T6170] ? __pfx_kobject_add+0x10/0x10
[ 111.278219][ T6170] ? srso_alias_return_thunk+0x5/0xfbef5
[ 111.278241][ T6170] blk_mq_register_hctx+0xe1/0x400
[ 111.278263][ T6170] blk_mq_sysfs_register_hctxs+0xf2/0x180
[ 111.278282][ T6170] ? __pfx_blk_mq_sysfs_register_hctxs+0x10/0x10
[ 111.278301][ T6170] ? blk_mq_update_nr_hw_queues+0xb0c/0x1a10
[ 111.278330][ T6170] ? kfree+0x193/0x440
[ 111.278359][ T6170] blk_mq_update_nr_hw_queues+0xf76/0x1a10
[ 111.278400][ T6170] ? srso_alias_return_thunk+0x5/0xfbef5
[ 111.278420][ T6170] ? aa_get_newest_label+0xf7/0x5d0
[ 111.278439][ T6170] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 111.278462][ T6170] ? nbd_ioctl+0x131/0xeb0
[ 111.278490][ T6170] ? __pfx___mutex_lock+0x10/0x10
[ 111.278511][ T6170] nbd_start_device+0x16c/0xac0
[ 111.278537][ T6170] ? security_capable+0x7e/0x2e0
[ 111.278557][ T6170] nbd_ioctl+0x636/0xeb0
[ 111.278585][ T6170] ? __pfx_nbd_ioctl+0x10/0x10
[ 111.278616][ T6170] ? __pfx_nbd_ioctl+0x10/0x10
[ 111.278643][ T6170] blkdev_ioctl+0x5a8/0x6d0
[ 111.278663][ T6170] ? __pfx_blkdev_ioctl+0x10/0x10
[ 111.278680][ T6170] ? __fget_files+0x3a0/0x420
[ 111.278708][ T6170] ? __fget_files+0x2a/0x420
[ 111.278740][ T6170] ? srso_alias_return_thunk+0x5/0xfbef5
[ 111.278767][ T6170] ? srso_alias_return_thunk+0x5/0xfbef5
[ 111.278790][ T6170] ? __pfx_blkdev_ioctl+0x10/0x10
[ 111.278808][ T6170] __se_sys_ioctl+0xfc/0x170
[ 111.278826][ T6170] do_syscall_64+0xf6/0x210
[ 111.278845][ T6170] ? srso_alias_return_thunk+0x5/0xfbef5
[ 111.278865][ T6170] ? exc_page_fault+0x91/0x110
[ 111.278881][ T6170] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 111.278899][ T6170] RIP: 0033:0x7f554e079969
[ 111.278914][ T6170] 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
[ 111.278928][ T6170] RSP: 002b:00007f554f2840c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 111.278946][ T6170] RAX: ffffffffffffffda RBX: 00007f554e18bf60 RCX: 00007f554e079969
[ 111.278959][ T6170] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 111.278974][ T6170] RBP: 00007f554f284120 R08: 0000000000000000 R09: 0000000000000000
[ 111.278985][ T6170] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 111.279000][ T6170] R13: 000000000000000b R14: 00007f554e18bf60 R15: 00007ffe434f3168
[ 111.279019][ T6170]
[ 111.279087][ T6170] kobject: kobject_add_internal failed for 0 (error: -12 parent: mq)
[ 111.948873][ T5831] block nbd0: Receive control failed (result -32)
[ 111.949411][ T6170] block nbd0: shutting down sockets
[ 112.103188][ T6173] ------------[ cut here ]------------
[ 112.108850][ T6173] kernfs: can not remove 'nr_tags', no directory
[ 112.115568][ T6173] WARNING: CPU: 0 PID: 6173 at fs/kernfs/dir.c:1704 kernfs_remove_by_name_ns+0xd1/0x130
[ 112.125367][ T6173] Modules linked in:
[ 112.129254][ T6173] CPU: 0 UID: 0 PID: 6173 Comm: syz-executor.0 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full)
[ 112.141782][ T6173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 112.152071][ T6173] RIP: 0010:kernfs_remove_by_name_ns+0xd1/0x130
[ 112.158513][ T6173] Code: 4c 89 f7 e8 c1 f2 ff ff 4c 89 f7 e8 c9 9b ff ff 31 ed eb 2b e8 30 4d 64 ff 90 48 c7 c7 c0 02 7c 8b 4c 89 f6 e8 f0 aa 28 ff 90 <0f> 0b 90 90 bd fe ff ff ff eb 12 e8 0f 4d 64 ff bd fe ff ff ff 48
[ 112.178377][ T6173] RSP: 0018:ffffc90004a07948 EFLAGS: 00010246
[ 112.184695][ T6173] RAX: 98595966ccea8900 RBX: ffffffff8bc004c0 RCX: ffff88802f18bc00
[ 112.192882][ T6173] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
[ 112.200848][ T6173] RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000004
[ 112.209230][ T6173] R10: dffffc0000000000 R11: fffffbfff1bba4b4 R12: 0000000000000000
[ 112.217573][ T6173] R13: ffffffff8e689d40 R14: ffffffff8bc00520 R15: 0000000000000000
[ 112.225752][ T6173] FS: 00007f554f2846c0(0000) GS:ffff8881260cc000(0000) knlGS:0000000000000000
[ 112.234900][ T6173] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 112.241694][ T6173] CR2: 00007f554e18d090 CR3: 0000000077345000 CR4: 0000000000350ef0
[ 112.249785][ T6173] Call Trace:
[ 112.253318][ T6173]
[ 112.256258][ T6173] sysfs_remove_group+0xfc/0x2c0
[ 112.261202][ T6173] sysfs_remove_groups+0x54/0xb0
[ 112.266389][ T6173] __kobject_del+0x84/0x300
[ 112.270945][ T6173] kobject_del+0x45/0x60
[ 112.275330][ T6173] blk_mq_sysfs_unregister_hctxs+0x1fb/0x2b0
[ 112.281466][ T6173] ? __pfx_blk_mq_sysfs_unregister_hctxs+0x10/0x10
[ 112.288017][ T6173] ? srso_alias_return_thunk+0x5/0xfbef5
[ 112.293720][ T6173] ? blk_mq_unfreeze_queue_nomemrestore+0x52/0xe0
[ 112.300188][ T6173] ? srso_alias_return_thunk+0x5/0xfbef5
[ 112.305876][ T6173] ? elevator_disable+0x38d/0x4a0
[ 112.311031][ T6173] blk_mq_update_nr_hw_queues+0x70e/0x1a10
[ 112.317014][ T6173] ? srso_alias_return_thunk+0x5/0xfbef5
[ 112.322712][ T6173] ? aa_get_newest_label+0xf7/0x5d0
[ 112.327914][ T6173] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 112.334212][ T6173] ? nbd_ioctl+0x131/0xeb0
[ 112.338646][ T6173] ? __pfx___mutex_lock+0x10/0x10
[ 112.343712][ T6173] nbd_start_device+0x16c/0xac0
[ 112.348582][ T6173] ? security_capable+0x7e/0x2e0
[ 112.353562][ T6173] nbd_ioctl+0x636/0xeb0
[ 112.357833][ T6173] ? __pfx_nbd_ioctl+0x10/0x10
[ 112.362652][ T6173] ? __pfx_nbd_ioctl+0x10/0x10
[ 112.367442][ T6173] blkdev_ioctl+0x5a8/0x6d0
[ 112.371993][ T6173] ? __pfx_blkdev_ioctl+0x10/0x10
[ 112.377040][ T6173] ? __fget_files+0x3a0/0x420
[ 112.381764][ T6173] ? __fget_files+0x2a/0x420
[ 112.386367][ T6173] ? srso_alias_return_thunk+0x5/0xfbef5
[ 112.392058][ T6173] ? srso_alias_return_thunk+0x5/0xfbef5
[ 112.397698][ T6173] ? __pfx_blkdev_ioctl+0x10/0x10
[ 112.402765][ T6173] __se_sys_ioctl+0xfc/0x170
[ 112.407362][ T6173] do_syscall_64+0xf6/0x210
[ 112.411913][ T6173] ? srso_alias_return_thunk+0x5/0xfbef5
[ 112.417837][ T6173] ? exc_page_fault+0x91/0x110
[ 112.422662][ T6173] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.428552][ T6173] RIP: 0033:0x7f554e079969
[ 112.432993][ T6173] 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
[ 112.452731][ T6173] RSP: 002b:00007f554f2840c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 112.461159][ T6173] RAX: ffffffffffffffda RBX: 00007f554e18bf60 RCX: 00007f554e079969
[ 112.469205][ T6173] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 112.477284][ T6173] RBP: 00007f554f284120 R08: 0000000000000000 R09: 0000000000000000
[ 112.485335][ T6173] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 112.493462][ T6173] R13: 000000000000000b R14: 00007f554e18bf60 R15: 00007ffe434f3168
[ 112.501564][ T6173]
[ 112.504603][ T6173] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 112.511897][ T6173] CPU: 0 UID: 0 PID: 6173 Comm: syz-executor.0 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full)
[ 112.524241][ T6173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
[ 112.534317][ T6173] Call Trace:
[ 112.537642][ T6173]
[ 112.540583][ T6173] dump_stack_lvl+0x99/0x250
[ 112.545226][ T6173] ? __asan_memcpy+0x40/0x70
[ 112.549848][ T6173] ? __pfx_dump_stack_lvl+0x10/0x10
[ 112.555071][ T6173] ? __pfx__printk+0x10/0x10
[ 112.559662][ T6173] ? srso_alias_return_thunk+0x5/0xfbef5
[ 112.565302][ T6173] panic+0x2db/0x790
[ 112.569208][ T6173] ? __pfx_panic+0x10/0x10
[ 112.573637][ T6173] ? show_trace_log_lvl+0x4fb/0x550
[ 112.578965][ T6173] __warn+0x31b/0x4b0
[ 112.582956][ T6173] ? kernfs_remove_by_name_ns+0xd1/0x130
[ 112.588593][ T6173] ? kernfs_remove_by_name_ns+0xd1/0x130
[ 112.594220][ T6173] report_bug+0x2be/0x4f0
[ 112.598564][ T6173] ? kernfs_remove_by_name_ns+0xd1/0x130
[ 112.604188][ T6173] ? kernfs_remove_by_name_ns+0xd1/0x130
[ 112.609812][ T6173] ? kernfs_remove_by_name_ns+0xd3/0x130
[ 112.615437][ T6173] handle_bug+0x84/0x160
[ 112.619679][ T6173] exc_invalid_op+0x1a/0x50
[ 112.624183][ T6173] asm_exc_invalid_op+0x1a/0x20
[ 112.629038][ T6173] RIP: 0010:kernfs_remove_by_name_ns+0xd1/0x130
[ 112.635272][ T6173] Code: 4c 89 f7 e8 c1 f2 ff ff 4c 89 f7 e8 c9 9b ff ff 31 ed eb 2b e8 30 4d 64 ff 90 48 c7 c7 c0 02 7c 8b 4c 89 f6 e8 f0 aa 28 ff 90 <0f> 0b 90 90 bd fe ff ff ff eb 12 e8 0f 4d 64 ff bd fe ff ff ff 48
[ 112.654871][ T6173] RSP: 0018:ffffc90004a07948 EFLAGS: 00010246
[ 112.660937][ T6173] RAX: 98595966ccea8900 RBX: ffffffff8bc004c0 RCX: ffff88802f18bc00
[ 112.668902][ T6173] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
[ 112.676867][ T6173] RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000004
[ 112.684922][ T6173] R10: dffffc0000000000 R11: fffffbfff1bba4b4 R12: 0000000000000000
[ 112.692901][ T6173] R13: ffffffff8e689d40 R14: ffffffff8bc00520 R15: 0000000000000000
[ 112.700882][ T6173] ? kernfs_remove_by_name_ns+0xd0/0x130
[ 112.706518][ T6173] sysfs_remove_group+0xfc/0x2c0
[ 112.711465][ T6173] sysfs_remove_groups+0x54/0xb0
[ 112.716426][ T6173] __kobject_del+0x84/0x300
[ 112.720933][ T6173] kobject_del+0x45/0x60
[ 112.725177][ T6173] blk_mq_sysfs_unregister_hctxs+0x1fb/0x2b0
[ 112.731182][ T6173] ? __pfx_blk_mq_sysfs_unregister_hctxs+0x10/0x10
[ 112.737771][ T6173] ? srso_alias_return_thunk+0x5/0xfbef5
[ 112.743404][ T6173] ? blk_mq_unfreeze_queue_nomemrestore+0x52/0xe0
[ 112.749821][ T6173] ? srso_alias_return_thunk+0x5/0xfbef5
[ 112.755621][ T6173] ? elevator_disable+0x38d/0x4a0
[ 112.760644][ T6173] blk_mq_update_nr_hw_queues+0x70e/0x1a10
[ 112.766455][ T6173] ? srso_alias_return_thunk+0x5/0xfbef5
[ 112.772088][ T6173] ? aa_get_newest_label+0xf7/0x5d0
[ 112.777300][ T6173] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 112.783546][ T6173] ? nbd_ioctl+0x131/0xeb0
[ 112.787971][ T6173] ? __pfx___mutex_lock+0x10/0x10
[ 112.793015][ T6173] nbd_start_device+0x16c/0xac0
[ 112.797878][ T6173] ? security_capable+0x7e/0x2e0
[ 112.802817][ T6173] nbd_ioctl+0x636/0xeb0
[ 112.807073][ T6173] ? __pfx_nbd_ioctl+0x10/0x10
[ 112.811850][ T6173] ? __pfx_nbd_ioctl+0x10/0x10
[ 112.816618][ T6173] blkdev_ioctl+0x5a8/0x6d0
[ 112.821121][ T6173] ? __pfx_blkdev_ioctl+0x10/0x10
[ 112.826142][ T6173] ? __fget_files+0x3a0/0x420
[ 112.830819][ T6173] ? __fget_files+0x2a/0x420
[ 112.835414][ T6173] ? srso_alias_return_thunk+0x5/0xfbef5
[ 112.841050][ T6173] ? srso_alias_return_thunk+0x5/0xfbef5
[ 112.846691][ T6173] ? __pfx_blkdev_ioctl+0x10/0x10
[ 112.851720][ T6173] __se_sys_ioctl+0xfc/0x170
[ 112.856309][ T6173] do_syscall_64+0xf6/0x210
[ 112.860808][ T6173] ? srso_alias_return_thunk+0x5/0xfbef5
[ 112.866440][ T6173] ? exc_page_fault+0x91/0x110
[ 112.871196][ T6173] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.877085][ T6173] RIP: 0033:0x7f554e079969
[ 112.881497][ T6173] 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
[ 112.901360][ T6173] RSP: 002b:00007f554f2840c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 112.909776][ T6173] RAX: ffffffffffffffda RBX: 00007f554e18bf60 RCX: 00007f554e079969
[ 112.917744][ T6173] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 112.925795][ T6173] RBP: 00007f554f284120 R08: 0000000000000000 R09: 0000000000000000
[ 112.933765][ T6173] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 112.941728][ T6173] R13: 000000000000000b R14: 00007f554e18bf60 R15: 00007ffe434f3168
[ 112.949700][ T6173]
[ 112.952899][ T6173] Kernel Offset: disabled