no interfaces have a carrier [ 35.527415][ T5517] 8021q: adding VLAN 0 to HW filter on device bond0 [ 35.543315][ T5517] eql: remember to turn off Van-Jacobson compression on your slave devices [ 35.744815][ T5589] ssh-keygen (5589) used greatest stack depth: 18520 bytes left Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.35' (ED25519) to the list of known hosts. 2024/11/05 17:56:31 ignoring optional flag "sandboxArg"="0" 2024/11/05 17:56:32 parsed 1 programs syzkaller login: [ 62.597888][ T5846] cgroup: Unknown subsys name 'net' [ 62.748012][ T5846] cgroup: Unknown subsys name 'cpuset' [ 62.756736][ T5846] cgroup: Unknown subsys name 'rlimit' [ 64.047715][ T5846] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 66.334344][ T5855] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 66.827033][ T5874] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 66.835870][ T5874] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 66.843467][ T5874] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 66.851900][ T5874] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 66.859717][ T5874] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 66.867275][ T5874] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 67.130313][ T2946] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.142189][ T2946] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.164454][ T54] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.172459][ T54] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.769666][ T5922] chnl_net:caif_netlink_parms(): no params data found [ 68.840210][ T5922] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.847846][ T5922] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.856107][ T5922] bridge_slave_0: entered allmulticast mode [ 68.864174][ T5922] bridge_slave_0: entered promiscuous mode [ 68.876249][ T5922] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.883381][ T5922] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.890575][ T5922] bridge_slave_1: entered allmulticast mode [ 68.897121][ T5922] bridge_slave_1: entered promiscuous mode [ 68.920217][ T5922] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.930803][ T5922] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.954143][ T5922] team0: Port device team_slave_0 added [ 68.961257][ T5922] team0: Port device team_slave_1 added [ 68.981099][ T5922] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.988165][ T5922] 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. [ 69.014350][ T5922] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.027704][ T5922] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.035006][ T5922] 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. [ 69.061059][ T5922] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.097487][ T5922] hsr_slave_0: entered promiscuous mode [ 69.103867][ T5922] hsr_slave_1: entered promiscuous mode [ 69.193225][ T5922] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.202735][ T5922] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.211760][ T5922] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.221447][ T5922] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.273432][ T5922] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.290749][ T5922] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.302507][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.309865][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.324206][ T80] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.331367][ T80] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.448517][ T5922] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.477419][ T5922] veth0_vlan: entered promiscuous mode [ 69.487795][ T5922] veth1_vlan: entered promiscuous mode [ 69.507572][ T5922] veth0_macvtap: entered promiscuous mode [ 69.518876][ T5922] veth1_macvtap: entered promiscuous mode [ 69.532455][ T5922] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 69.544056][ T5922] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 69.554415][ T5922] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.563693][ T5922] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.572707][ T5922] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.582212][ T5922] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2024/11/05 17:56:41 executed programs: 0 [ 69.699066][ T3520] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.711306][ T5162] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 69.722634][ T5162] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 69.731030][ T5162] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 69.739902][ T5162] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 69.748577][ T5162] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 69.756906][ T5162] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 69.771741][ T3520] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.863416][ T3520] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.905779][ T5939] chnl_net:caif_netlink_parms(): no params data found [ 69.946740][ T3520] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.970907][ T5939] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.978351][ T5939] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.986599][ T5939] bridge_slave_0: entered allmulticast mode [ 69.993136][ T5939] bridge_slave_0: entered promiscuous mode [ 70.001640][ T5939] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.009221][ T5939] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.016716][ T5939] bridge_slave_1: entered allmulticast mode [ 70.023233][ T5939] bridge_slave_1: entered promiscuous mode [ 70.048811][ T5939] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.060876][ T5939] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.088734][ T5939] team0: Port device team_slave_0 added [ 70.098862][ T5939] team0: Port device team_slave_1 added [ 70.118260][ T5939] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.125621][ T5939] 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. [ 70.151830][ T5939] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.164201][ T5939] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.171399][ T5939] 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. [ 70.197337][ T5939] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.239667][ T5939] hsr_slave_0: entered promiscuous mode [ 70.246031][ T5939] hsr_slave_1: entered promiscuous mode [ 70.252035][ T5939] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.260177][ T5939] Cannot create hsr debugfs directory [ 71.587543][ T1290] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.594041][ T1290] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.815794][ T5874] Bluetooth: hci0: command tx timeout [ 73.006500][ T3520] bridge_slave_1: left allmulticast mode [ 73.016331][ T3520] bridge_slave_1: left promiscuous mode [ 73.022839][ T3520] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.038096][ T3520] bridge_slave_0: left allmulticast mode [ 73.043771][ T3520] bridge_slave_0: left promiscuous mode [ 73.053542][ T3520] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.343185][ T3520] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 73.355820][ T3520] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 73.367047][ T3520] bond0 (unregistering): Released all slaves [ 73.472058][ T3520] hsr_slave_0: left promiscuous mode [ 73.478269][ T3520] hsr_slave_1: left promiscuous mode [ 73.484239][ T3520] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 73.491972][ T3520] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 73.501259][ T3520] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 73.512091][ T3520] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 73.531387][ T3520] veth1_macvtap: left promiscuous mode [ 73.539129][ T3520] veth0_macvtap: left promiscuous mode [ 73.545096][ T3520] veth1_vlan: left promiscuous mode [ 73.550605][ T3520] veth0_vlan: left promiscuous mode [ 73.878863][ T3520] team0 (unregistering): Port device team_slave_1 removed [ 73.895299][ T5874] Bluetooth: hci0: command tx timeout [ 73.908145][ T3520] team0 (unregistering): Port device team_slave_0 removed [ 74.273657][ T5939] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 74.298153][ T5939] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 74.312910][ T5939] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 74.327783][ T5939] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 74.408039][ T5939] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.430703][ T5939] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.450033][ T2975] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.457212][ T2975] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.476929][ T80] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.484032][ T80] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.674192][ T5939] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.716732][ T5939] veth0_vlan: entered promiscuous mode [ 74.729924][ T5939] veth1_vlan: entered promiscuous mode [ 74.761498][ T5939] veth0_macvtap: entered promiscuous mode [ 74.774055][ T5939] veth1_macvtap: entered promiscuous mode [ 74.793743][ T5939] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 74.811959][ T5939] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 74.824570][ T5939] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.835517][ T5939] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.844712][ T5939] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.853419][ T5939] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.919031][ T2975] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.929082][ T2975] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.956698][ T3520] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.964567][ T3520] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.038037][ T6012] [ 75.040413][ T6012] ====================================================== [ 75.047434][ T6012] WARNING: possible circular locking dependency detected [ 75.054470][ T6012] 6.12.0-rc6-next-20241105-syzkaller #0 Not tainted [ 75.061062][ T6012] ------------------------------------------------------ [ 75.068084][ T6012] syz.0.15/6012 is trying to acquire lock: [ 75.073896][ T6012] ffff88807a148be0 (&mm->mmap_lock){++++}-{4:4}, at: __might_fault+0xaa/0x120 [ 75.082819][ T6012] [ 75.082819][ T6012] but task is already holding lock: [ 75.090189][ T6012] ffff888143f0b9a0 (&q->debugfs_mutex){+.+.}-{4:4}, at: blk_trace_setup+0xb0/0x1e0 [ 75.099531][ T6012] [ 75.099531][ T6012] which lock already depends on the new lock. [ 75.099531][ T6012] [ 75.109939][ T6012] [ 75.109939][ T6012] the existing dependency chain (in reverse order) is: [ 75.118965][ T6012] [ 75.118965][ T6012] -> #4 (&q->debugfs_mutex){+.+.}-{4:4}: [ 75.126817][ T6012] lock_acquire+0x1ed/0x550 [ 75.131857][ T6012] __mutex_lock+0x1ac/0xee0 [ 75.136915][ T6012] blk_mq_init_sched+0x3fa/0x830 [ 75.142387][ T6012] elevator_init_mq+0x1d8/0x2d0 [ 75.147774][ T6012] add_disk_fwnode+0x10d/0xf80 [ 75.153077][ T6012] sd_probe+0xba6/0x1100 [ 75.157851][ T6012] really_probe+0x2b8/0xad0 [ 75.162890][ T6012] __driver_probe_device+0x1a2/0x390 [ 75.168718][ T6012] driver_probe_device+0x50/0x430 [ 75.174290][ T6012] __device_attach_driver+0x2d6/0x530 [ 75.180201][ T6012] bus_for_each_drv+0x24e/0x2e0 [ 75.185587][ T6012] __device_attach_async_helper+0x22d/0x300 [ 75.192001][ T6012] async_run_entry_fn+0xa8/0x420 [ 75.197457][ T6012] process_scheduled_works+0xa63/0x1850 [ 75.203517][ T6012] worker_thread+0x870/0xd30 [ 75.208621][ T6012] kthread+0x2f0/0x390 [ 75.213199][ T6012] ret_from_fork+0x4b/0x80 [ 75.218125][ T6012] ret_from_fork_asm+0x1a/0x30 [ 75.223402][ T6012] [ 75.223402][ T6012] -> #3 (&q->q_usage_counter(io)#66){++++}-{0:0}: [ 75.232186][ T6012] lock_acquire+0x1ed/0x550 [ 75.237209][ T6012] blk_mq_submit_bio+0x1510/0x2490 [ 75.242849][ T6012] __submit_bio+0x2c2/0x560 [ 75.248045][ T6012] submit_bio_noacct_nocheck+0x4d3/0xe30 [ 75.254189][ T6012] submit_bio_wait+0x106/0x200 [ 75.259466][ T6012] blkdev_issue_zeroout+0x4c4/0x7e0 [ 75.265184][ T6012] ext4_init_inode_table+0x4f0/0x930 [ 75.271017][ T6012] ext4_lazyinit_thread+0x756/0x1930 [ 75.276824][ T6012] kthread+0x2f0/0x390 [ 75.281411][ T6012] ret_from_fork+0x4b/0x80 [ 75.286356][ T6012] ret_from_fork_asm+0x1a/0x30 [ 75.291646][ T6012] [ 75.291646][ T6012] -> #2 (&meta_group_info[i]->alloc_sem){++++}-{4:4}: [ 75.300594][ T6012] lock_acquire+0x1ed/0x550 [ 75.305610][ T6012] down_read+0xb1/0xa40 [ 75.310279][ T6012] __ext4_new_inode+0x2032/0x4380 [ 75.315819][ T6012] ext4_create+0x279/0x550 [ 75.320745][ T6012] path_openat+0x1c03/0x3590 [ 75.325852][ T6012] do_filp_open+0x27f/0x4e0 [ 75.330864][ T6012] do_sys_openat2+0x13e/0x1d0 [ 75.336054][ T6012] __x64_sys_openat+0x247/0x2a0 [ 75.341413][ T6012] do_syscall_64+0xf3/0x230 [ 75.346422][ T6012] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.352827][ T6012] [ 75.352827][ T6012] -> #1 (jbd2_handle){++++}-{0:0}: [ 75.360115][ T6012] lock_acquire+0x1ed/0x550 [ 75.365125][ T6012] start_this_handle+0x1eb4/0x2110 [ 75.370743][ T6012] jbd2__journal_start+0x2da/0x5d0 [ 75.376448][ T6012] __ext4_journal_start_sb+0x239/0x600 [ 75.382414][ T6012] ext4_dirty_inode+0x92/0x110 [ 75.387689][ T6012] __mark_inode_dirty+0x2ee/0xe90 [ 75.393224][ T6012] touch_atime+0x413/0x690 [ 75.398151][ T6012] ext4_file_mmap+0x18c/0x540 [ 75.403336][ T6012] __mmap_region+0x2204/0x2cd0 [ 75.408610][ T6012] mmap_region+0x226/0x2c0 [ 75.413539][ T6012] do_mmap+0x8f0/0x1000 [ 75.418207][ T6012] vm_mmap_pgoff+0x214/0x430 [ 75.423308][ T6012] ksys_mmap_pgoff+0x4eb/0x720 [ 75.428582][ T6012] do_syscall_64+0xf3/0x230 [ 75.433596][ T6012] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.440028][ T6012] [ 75.440028][ T6012] -> #0 (&mm->mmap_lock){++++}-{4:4}: [ 75.447577][ T6012] validate_chain+0x18ef/0x5920 [ 75.452938][ T6012] __lock_acquire+0x1397/0x2100 [ 75.458303][ T6012] lock_acquire+0x1ed/0x550 [ 75.463312][ T6012] __might_fault+0xc6/0x120 [ 75.468498][ T6012] _copy_from_user+0x2a/0xc0 [ 75.473592][ T6012] blk_trace_setup+0xd2/0x1e0 [ 75.478779][ T6012] sg_ioctl+0xa46/0x2e80 [ 75.483530][ T6012] __se_sys_ioctl+0xf5/0x170 [ 75.488631][ T6012] do_syscall_64+0xf3/0x230 [ 75.493641][ T6012] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.500042][ T6012] [ 75.500042][ T6012] other info that might help us debug this: [ 75.500042][ T6012] [ 75.510251][ T6012] Chain exists of: [ 75.510251][ T6012] &mm->mmap_lock --> &q->q_usage_counter(io)#66 --> &q->debugfs_mutex [ 75.510251][ T6012] [ 75.524330][ T6012] Possible unsafe locking scenario: [ 75.524330][ T6012] [ 75.531762][ T6012] CPU0 CPU1 [ 75.537115][ T6012] ---- ---- [ 75.542463][ T6012] lock(&q->debugfs_mutex); [ 75.547042][ T6012] lock(&q->q_usage_counter(io)#66); [ 75.554926][ T6012] lock(&q->debugfs_mutex); [ 75.562031][ T6012] rlock(&mm->mmap_lock); [ 75.566434][ T6012] [ 75.566434][ T6012] *** DEADLOCK *** [ 75.566434][ T6012] [ 75.574561][ T6012] 1 lock held by syz.0.15/6012: [ 75.579394][ T6012] #0: ffff888143f0b9a0 (&q->debugfs_mutex){+.+.}-{4:4}, at: blk_trace_setup+0xb0/0x1e0 [ 75.589137][ T6012] [ 75.589137][ T6012] stack backtrace: [ 75.595020][ T6012] CPU: 0 UID: 0 PID: 6012 Comm: syz.0.15 Not tainted 6.12.0-rc6-next-20241105-syzkaller #0 [ 75.604988][ T6012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 75.615035][ T6012] Call Trace: [ 75.618307][ T6012] [ 75.621227][ T6012] dump_stack_lvl+0x241/0x360 [ 75.625903][ T6012] ? __pfx_dump_stack_lvl+0x10/0x10 [ 75.631090][ T6012] ? __pfx__printk+0x10/0x10 [ 75.635670][ T6012] print_circular_bug+0x13a/0x1b0 [ 75.640686][ T6012] check_noncircular+0x36a/0x4a0 [ 75.645615][ T6012] ? __pfx_check_noncircular+0x10/0x10 [ 75.651061][ T6012] ? lockdep_lock+0x123/0x2b0 [ 75.655734][ T6012] validate_chain+0x18ef/0x5920 [ 75.660572][ T6012] ? __pfx_lock_release+0x10/0x10 [ 75.665586][ T6012] ? __pfx_validate_chain+0x10/0x10 [ 75.670771][ T6012] ? kernel_text_address+0xa7/0xe0 [ 75.675873][ T6012] ? __kernel_text_address+0xd/0x40 [ 75.681063][ T6012] ? mark_lock+0x9a/0x360 [ 75.685381][ T6012] ? __lock_acquire+0x1397/0x2100 [ 75.690396][ T6012] ? mark_lock+0x9a/0x360 [ 75.694714][ T6012] __lock_acquire+0x1397/0x2100 [ 75.699555][ T6012] lock_acquire+0x1ed/0x550 [ 75.704043][ T6012] ? __might_fault+0xaa/0x120 [ 75.708709][ T6012] ? __pfx_lock_acquire+0x10/0x10 [ 75.713721][ T6012] ? __pfx___might_resched+0x10/0x10 [ 75.718997][ T6012] ? blk_trace_setup+0xb0/0x1e0 [ 75.723844][ T6012] ? __pfx___mutex_lock+0x10/0x10 [ 75.728858][ T6012] ? __pfx_lock_release+0x10/0x10 [ 75.733868][ T6012] ? __might_fault+0xaa/0x120 [ 75.738533][ T6012] __might_fault+0xc6/0x120 [ 75.743031][ T6012] ? __might_fault+0xaa/0x120 [ 75.747696][ T6012] _copy_from_user+0x2a/0xc0 [ 75.752272][ T6012] blk_trace_setup+0xd2/0x1e0 [ 75.756950][ T6012] ? __pfx_blk_trace_setup+0x10/0x10 [ 75.762233][ T6012] sg_ioctl+0xa46/0x2e80 [ 75.766468][ T6012] ? __pfx_sg_ioctl+0x10/0x10 [ 75.771133][ T6012] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 75.777104][ T6012] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 75.783423][ T6012] ? __pfx_sg_ioctl+0x10/0x10 [ 75.788090][ T6012] __se_sys_ioctl+0xf5/0x170 [ 75.792676][ T6012] do_syscall_64+0xf3/0x230 [ 75.797168][ T6012] ? clear_bhb_loop+0x35/0x90 [ 75.801834][ T6012] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.807713][ T6012] RIP: 0033:0x7fe1d7f7e719 [ 75.812125][ T6012] 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 a8 ff ff ff f7 d8 64 89 01 48 [ 75.831724][ T6012] RSP: 002b:00007ffe220403a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 75.840131][ T6012] RAX: ffffffffffffffda RBX: 00007fe1d8135f80 RCX: 00007fe1d7f7e719 [ 75.848091][ T6012] RDX: 00000000200001c0 RSI: 00000000c0481273 RDI: 0000000000000003 [ 75.856056][ T6012] RBP: 00007fe1d7ff139e R08: 0000000000000000 R09: 0000000000000000 [ 75.864017][ T6012] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 75.871975][ T6012] R13: 00007fe1d8135f80 R14: 00007fe1d8135f80 R15: 0000000000000304 [ 75.879944][ T6012]