Warning: Permanently added '10.128.1.26' (ED25519) to the list of known hosts. executing program [ 39.012887][ T29] audit: type=1400 audit(1728101326.141:80): avc: denied { execmem } for pid=2647 comm="syz-executor913" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 39.039079][ T29] audit: type=1400 audit(1728101326.151:81): avc: denied { read write } for pid=2648 comm="syz-executor913" name="raw-gadget" dev="devtmpfs" ino=140 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 39.063126][ T29] audit: type=1400 audit(1728101326.151:82): avc: denied { open } for pid=2648 comm="syz-executor913" path="/dev/raw-gadget" dev="devtmpfs" ino=140 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 39.088011][ T29] audit: type=1400 audit(1728101326.151:83): avc: denied { ioctl } for pid=2648 comm="syz-executor913" path="/dev/raw-gadget" dev="devtmpfs" ino=140 ioctlcmd=0x5500 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 39.255076][ T9] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 39.414877][ T9] usb 1-1: Using ep0 maxpacket: 32 [ 39.422547][ T9] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x85 has invalid maxpacket 1024 [ 39.434806][ T9] usb 1-1: New USB device found, idVendor=12d8, idProduct=0001, bcdDevice=de.79 [ 39.443889][ T9] usb 1-1: New USB device strings: Mfr=1, Product=236, SerialNumber=2 [ 39.452145][ T9] usb 1-1: Product: syz [ 39.456376][ T9] usb 1-1: Manufacturer: syz [ 39.461010][ T9] usb 1-1: SerialNumber: syz [ 39.468536][ T9] usb 1-1: config 0 descriptor?? [ 39.475523][ T2648] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 39.685008][ T2648] [ 39.687355][ T2648] ============================================ [ 39.693515][ T2648] WARNING: possible recursive locking detected [ 39.699774][ T2648] 6.12.0-rc1-syzkaller-00027-g4a9fe2a8ac53 #0 Not tainted [ 39.706876][ T2648] -------------------------------------------- [ 39.713030][ T2648] syz-executor913/2648 is trying to acquire lock: [ 39.719433][ T2648] ffffffff89b120e8 (chaoskey_list_lock){+.+.}-{3:3}, at: chaoskey_release+0x15d/0x2c0 [ 39.729548][ T2648] [ 39.729548][ T2648] but task is already holding lock: [ 39.736899][ T2648] ffffffff89b120e8 (chaoskey_list_lock){+.+.}-{3:3}, at: chaoskey_release+0x7f/0x2c0 [ 39.746380][ T2648] [ 39.746380][ T2648] other info that might help us debug this: [ 39.754448][ T2648] Possible unsafe locking scenario: [ 39.754448][ T2648] [ 39.761887][ T2648] CPU0 [ 39.765153][ T2648] ---- [ 39.768413][ T2648] lock(chaoskey_list_lock); [ 39.773079][ T2648] lock(chaoskey_list_lock); [ 39.777753][ T2648] [ 39.777753][ T2648] *** DEADLOCK *** [ 39.777753][ T2648] [ 39.785879][ T2648] May be due to missing lock nesting notation [ 39.785879][ T2648] [ 39.794180][ T2648] 1 lock held by syz-executor913/2648: [ 39.799617][ T2648] #0: ffffffff89b120e8 (chaoskey_list_lock){+.+.}-{3:3}, at: chaoskey_release+0x7f/0x2c0 [ 39.809533][ T2648] [ 39.809533][ T2648] stack backtrace: [ 39.815421][ T2648] CPU: 0 UID: 0 PID: 2648 Comm: syz-executor913 Not tainted 6.12.0-rc1-syzkaller-00027-g4a9fe2a8ac53 #0 [ 39.826604][ T2648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 39.836655][ T2648] Call Trace: [ 39.840013][ T2648] [ 39.842927][ T2648] dump_stack_lvl+0x116/0x1f0 [ 39.847602][ T2648] print_deadlock_bug+0x2e3/0x410 [ 39.852636][ T2648] __lock_acquire+0x2185/0x3ce0 [ 39.857519][ T2648] ? __pfx___lock_acquire+0x10/0x10 [ 39.862745][ T2648] ? __pfx_mark_lock+0x10/0x10 [ 39.867517][ T2648] lock_acquire.part.0+0x11b/0x380 [ 39.872645][ T2648] ? chaoskey_release+0x15d/0x2c0 [ 39.877673][ T2648] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 39.883328][ T2648] ? rcu_is_watching+0x12/0xc0 [ 39.888086][ T2648] ? trace_lock_acquire+0x14a/0x1d0 [ 39.893295][ T2648] ? chaoskey_release+0x15d/0x2c0 [ 39.898309][ T2648] ? lock_acquire+0x2f/0xb0 [ 39.902810][ T2648] ? chaoskey_release+0x15d/0x2c0 [ 39.907860][ T2648] __mutex_lock+0x175/0x9c0 [ 39.912362][ T2648] ? chaoskey_release+0x15d/0x2c0 [ 39.917401][ T2648] ? chaoskey_release+0x15d/0x2c0 [ 39.922430][ T2648] ? __mutex_unlock_slowpath+0x164/0x650 [ 39.928054][ T2648] ? __pfx___mutex_lock+0x10/0x10 [ 39.933067][ T2648] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 39.939036][ T2648] ? locks_remove_file+0x393/0x5a0 [ 39.944175][ T2648] ? chaoskey_release+0x15d/0x2c0 [ 39.949188][ T2648] chaoskey_release+0x15d/0x2c0 [ 39.954053][ T2648] ? __pfx_chaoskey_release+0x10/0x10 [ 39.959422][ T2648] __fput+0x3f6/0xb60 [ 39.963402][ T2648] task_work_run+0x14e/0x250 [ 39.967988][ T2648] ? __pfx_task_work_run+0x10/0x10 [ 39.973090][ T2648] ? do_raw_spin_unlock+0x172/0x230 [ 39.978378][ T2648] do_exit+0xadd/0x2ce0 [ 39.982539][ T2648] ? do_group_exit+0x1c3/0x2a0 [ 39.987294][ T2648] ? __pfx_lock_release+0x10/0x10 [ 39.992320][ T2648] ? do_raw_spin_lock+0x12d/0x2c0 [ 39.997432][ T2648] ? __pfx_do_exit+0x10/0x10 [ 40.002019][ T2648] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 40.007569][ T2648] do_group_exit+0xd3/0x2a0 [ 40.012074][ T2648] __x64_sys_exit_group+0x3e/0x50 [ 40.017094][ T2648] x64_sys_call+0x14a9/0x16a0 [ 40.021766][ T2648] do_syscall_64+0xcd/0x250 [ 40.026271][ T2648] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 40.032181][ T2648] RIP: 0033:0x7f6fffa62409 [ 40.036605][ T2648] Code: Unable to access opcode bytes at 0x7f6fffa623df. [ 40.043617][ T2648] RSP: 002b:00007fff626a1728 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 40.052117][ T2648] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6fffa62409 [ 40.060080][ T2648] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 40.068402][ T2648] RBP: 00007f6fffadd370 R08: ffffffffffffffb8 R09: 00007fff626a1497 [ 40.076380][ T2648] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6fffadd370 [ 40.084398][ T2648] R13: 0000000000000000 R14: 00007f6fffae1080 R15: 00007f6fffa30670 [ 40.092389][ T2648]