Warning: Permanently added '10.128.1.103' (ED25519) to the list of known hosts. [ 66.366287][ T3543] cgroup: Unknown subsys name 'net' [ 66.487359][ T3543] cgroup: Unknown subsys name 'rlimit' [ 66.859019][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.867053][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.877235][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.912656][ T102] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.922607][ T102] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.924645][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.932528][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.940920][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.959475][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.974190][ T48] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.987155][ T48] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.998151][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.004139][ T150] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 67.006102][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.021295][ T48] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.035966][ T48] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.046015][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 67.054448][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 67.071566][ T48] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.080398][ T48] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.097448][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 67.109783][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.120084][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.134659][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program executing program [ 67.170398][ T102] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.200293][ T102] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.219153][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 67.232866][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.258842][ T48] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program [ 67.260628][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.266970][ T48] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.275809][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 67.300678][ T3559] syz-executor231 (3559) used greatest stack depth: 17632 bytes left [ 67.311055][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program executing program executing program [ 67.361036][ T48] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.377162][ T48] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.396128][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 69.934994][ T3774] [ 69.937351][ T3774] ====================================================== [ 69.944374][ T3774] WARNING: possible circular locking dependency detected [ 69.951426][ T3774] 6.1.53-syzkaller #0 Not tainted [ 69.956455][ T3774] ------------------------------------------------------ [ 69.963555][ T3774] syz-executor231/3774 is trying to acquire lock: [ 69.969954][ T3774] ffff88807e8f23e0 (&iint->mutex){+.+.}-{3:3}, at: process_measurement+0x7fe/0x1cf0 [ 69.979538][ T3774] [ 69.979538][ T3774] but task is already holding lock: [ 69.986945][ T3774] ffff88814c972460 (sb_writers#4){.+.+}-{0:0}, at: mnt_want_write+0x3b/0x80 [ 69.995645][ T3774] [ 69.995645][ T3774] which lock already depends on the new lock. [ 69.995645][ T3774] [ 70.006056][ T3774] [ 70.006056][ T3774] the existing dependency chain (in reverse order) is: [ 70.016277][ T3774] [ 70.016277][ T3774] -> #1 (sb_writers#4){.+.+}-{0:0}: [ 70.023807][ T3774] lock_acquire+0x1f8/0x5a0 [ 70.029091][ T3774] sb_start_write+0x4d/0x1c0 [ 70.034318][ T3774] mnt_want_write+0x3b/0x80 [ 70.039757][ T3774] ovl_maybe_copy_up+0x111/0x180 [ 70.045275][ T3774] ovl_open+0x108/0x2a0 [ 70.049976][ T3774] do_dentry_open+0x7f9/0x10f0 [ 70.055349][ T3774] dentry_open+0xc1/0x120 [ 70.060295][ T3774] ima_calc_file_hash+0x159/0x1c00 [ 70.065931][ T3774] ima_collect_measurement+0x4d4/0x970 [ 70.072093][ T3774] process_measurement+0x1018/0x1cf0 [ 70.077897][ T3774] ima_file_check+0xed/0x170 [ 70.083027][ T3774] path_openat+0x2687/0x2e60 [ 70.088137][ T3774] do_filp_open+0x230/0x480 [ 70.093171][ T3774] do_sys_openat2+0x13b/0x500 [ 70.098464][ T3774] __x64_sys_open+0x221/0x270 [ 70.103743][ T3774] do_syscall_64+0x3d/0xb0 [ 70.108697][ T3774] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 70.115102][ T3774] [ 70.115102][ T3774] -> #0 (&iint->mutex){+.+.}-{3:3}: [ 70.122474][ T3774] validate_chain+0x1667/0x58e0 [ 70.127833][ T3774] __lock_acquire+0x125b/0x1f80 [ 70.133216][ T3774] lock_acquire+0x1f8/0x5a0 [ 70.138418][ T3774] __mutex_lock_common+0x1d4/0x2520 [ 70.144166][ T3774] mutex_lock_nested+0x17/0x20 [ 70.149494][ T3774] process_measurement+0x7fe/0x1cf0 [ 70.155235][ T3774] ima_file_check+0xed/0x170 [ 70.160377][ T3774] path_openat+0x2687/0x2e60 [ 70.165541][ T3774] do_filp_open+0x230/0x480 [ 70.170664][ T3774] do_sys_openat2+0x13b/0x500 [ 70.175921][ T3774] __x64_sys_openat+0x243/0x290 [ 70.181821][ T3774] do_syscall_64+0x3d/0xb0 [ 70.186752][ T3774] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 70.193164][ T3774] [ 70.193164][ T3774] other info that might help us debug this: [ 70.193164][ T3774] [ 70.203514][ T3774] Possible unsafe locking scenario: [ 70.203514][ T3774] [ 70.211123][ T3774] CPU0 CPU1 [ 70.216564][ T3774] ---- ---- [ 70.221916][ T3774] lock(sb_writers#4); [ 70.226072][ T3774] lock(&iint->mutex); [ 70.232772][ T3774] lock(sb_writers#4); [ 70.239634][ T3774] lock(&iint->mutex); [ 70.243924][ T3774] [ 70.243924][ T3774] *** DEADLOCK *** [ 70.243924][ T3774] [ 70.252240][ T3774] 1 lock held by syz-executor231/3774: [ 70.257810][ T3774] #0: ffff88814c972460 (sb_writers#4){.+.+}-{0:0}, at: mnt_want_write+0x3b/0x80 [ 70.267054][ T3774] [ 70.267054][ T3774] stack backtrace: [ 70.273046][ T3774] CPU: 1 PID: 3774 Comm: syz-executor231 Not tainted 6.1.53-syzkaller #0 [ 70.281596][ T3774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 70.291997][ T3774] Call Trace: [ 70.295269][ T3774] [ 70.298194][ T3774] dump_stack_lvl+0x1e3/0x2cb [ 70.302871][ T3774] ? nf_tcp_handle_invalid+0x642/0x642 [ 70.308344][ T3774] ? print_circular_bug+0x12b/0x1a0 [ 70.316874][ T3774] check_noncircular+0x2fa/0x3b0 [ 70.321804][ T3774] ? hlock_conflict+0x55/0x1f0 [ 70.326664][ T3774] ? add_chain_block+0x850/0x850 [ 70.332057][ T3774] ? lockdep_lock+0x11f/0x2a0 [ 70.336751][ T3774] ? reacquire_held_locks+0x660/0x660 [ 70.342118][ T3774] ? __lock_acquire+0x125b/0x1f80 [ 70.347142][ T3774] ? _find_first_zero_bit+0xd0/0x100 [ 70.352512][ T3774] validate_chain+0x1667/0x58e0 [ 70.357388][ T3774] ? reacquire_held_locks+0x660/0x660 [ 70.362907][ T3774] ? validate_chain+0x13d1/0x58e0 [ 70.367950][ T3774] ? mark_lock+0x9a/0x340 [ 70.372279][ T3774] __lock_acquire+0x125b/0x1f80 [ 70.377145][ T3774] lock_acquire+0x1f8/0x5a0 [ 70.381641][ T3774] ? process_measurement+0x7fe/0x1cf0 [ 70.387115][ T3774] ? read_lock_is_recursive+0x10/0x10 [ 70.392767][ T3774] ? __might_sleep+0xb0/0xb0 [ 70.398021][ T3774] __mutex_lock_common+0x1d4/0x2520 [ 70.403678][ T3774] ? process_measurement+0x7fe/0x1cf0 [ 70.409437][ T3774] ? integrity_inode_get+0x298/0x310 [ 70.415226][ T3774] ? __lock_acquire+0x1f80/0x1f80 [ 70.420901][ T3774] ? process_measurement+0x7fe/0x1cf0 [ 70.426396][ T3774] ? mutex_lock_io_nested+0x60/0x60 [ 70.431641][ T3774] ? up_write+0x19d/0x580 [ 70.436098][ T3774] ? clear_nonspinnable+0x60/0x60 [ 70.441415][ T3774] ? __up_read+0x690/0x690 [ 70.446016][ T3774] ? do_raw_read_unlock+0x38/0x70 [ 70.451225][ T3774] ? integrity_inode_get+0x298/0x310 [ 70.456563][ T3774] mutex_lock_nested+0x17/0x20 [ 70.461440][ T3774] process_measurement+0x7fe/0x1cf0 [ 70.466651][ T3774] ? memset+0x1f/0x40 [ 70.470802][ T3774] ? ima_file_mmap+0x1c0/0x1c0 [ 70.475557][ T3774] ? __lock_acquire+0x1f80/0x1f80 [ 70.480593][ T3774] ? ext4_file_mmap+0x360/0x360 [ 70.485434][ T3774] ? __fsnotify_update_child_dentry_flags+0x2a0/0x2a0 [ 70.492223][ T3774] ? aa_get_current_label+0x111/0x1d0 [ 70.497597][ T3774] ? apparmor_current_getsecid_subj+0xac/0x110 [ 70.503901][ T3774] ima_file_check+0xed/0x170 [ 70.508484][ T3774] ? do_dentry_open+0xce4/0x10f0 [ 70.513767][ T3774] ? ima_bprm_check+0x2b0/0x2b0 [ 70.518611][ T3774] path_openat+0x2687/0x2e60 [ 70.523205][ T3774] ? do_filp_open+0x480/0x480 [ 70.527882][ T3774] do_filp_open+0x230/0x480 [ 70.532383][ T3774] ? vfs_tmpfile+0x4a0/0x4a0 [ 70.536974][ T3774] ? _raw_spin_unlock+0x24/0x40 [ 70.541823][ T3774] ? alloc_fd+0x59c/0x640 [ 70.546150][ T3774] do_sys_openat2+0x13b/0x500 [ 70.550820][ T3774] ? do_sys_open+0x220/0x220 [ 70.555397][ T3774] ? xfd_validate_state+0x6a/0x140 [ 70.560594][ T3774] ? restore_fpregs_from_fpstate+0xfc/0x230 [ 70.566491][ T3774] __x64_sys_openat+0x243/0x290 [ 70.571424][ T3774] ? __ia32_sys_open+0x270/0x270 [ 70.576404][ T3774] ? syscall_enter_from_user_mode+0x2e/0x220 [ 70.582541][ T3774] ? lockdep_hardirqs_on+0x94/0x130 [ 70.588194][ T3774] ? syscall_enter_from_user_mode+0x2e/0x220 [ 70.594176][ T3774] do_syscall_64+0x3d/0xb0 [ 70.598602][ T3774] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 70.604768][ T3774] RIP: 0033:0x7ff23630c899 [ 70.609187][ T3774] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 1a 00 00 90 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 [ 70.628790][ T3774] RSP: 002b:00007ff2362cb218 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 executing program executing program executing program [ 70.637215][ T3774] RAX: ffffffffffffffda RBX: 00007ff2363963e8 RCX: 00007ff23630c899 [ 70.645264][ T3774] RDX: 000000000000275a RSI: 0000000020000040 RDI: 00000000ffffff9c [ 70.653329][ T3774] RBP: 00007ff2363963e0 R08: 0000000000000000 R09: 0000000000000000 [ 70.661306][ T3774] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2363632d4 [ 70.669318][ T3774] R13: 0030656c69662f2e R14: 00737570635f6576 R15: 0079616c7265766f [ 70.677493][ T3774] executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 76.308019][ T14] cfg80211: failed to load regulatory.db executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program