Warning: Permanently added '10.128.1.14' (ED25519) to the list of known hosts.
2026/01/01 19:43:09 ignoring optional flag "type"="gce"
2026/01/01 19:43:10 parsed 1 programs
[ 58.413971][ T3461] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 59.959335][ T3467] veth0_vlan: entered promiscuous mode
[ 60.421628][ T2092] veth0_vlan: left promiscuous mode
2026/01/01 19:43:13 executed programs: 0
[ 61.454367][ T3697] veth0_vlan: entered promiscuous mode
[ 61.946719][ T3648] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[ 62.096554][ T3648] usb 1-1: Using ep0 maxpacket: 16
[ 62.104539][ T3648] usb 1-1: New USB device found, idVendor=0b05, idProduct=1736, bcdDevice= d.b1
[ 62.113706][ T3648] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 62.121712][ T3648] usb 1-1: Product: syz
[ 62.125845][ T3648] usb 1-1: Manufacturer: syz
[ 62.130453][ T3648] usb 1-1: SerialNumber: syz
[ 62.136189][ T3648] usb 1-1: config 0 descriptor??
[ 62.342736][ T3648] dvb-usb: found a 'Asus My Cinema-U3000Hybrid' in cold state, will try to load a firmware
[ 62.378549][ T3648] dvb-usb: downloading firmware from file 'dvb-usb-dib0700-1.20.fw'
[ 62.386554][ T3648] dib0700: firmware download failed at 7 with -22
[ 62.694565][ T3882] FAULT_INJECTION: forcing a failure.
[ 62.694565][ T3882] name failslab, interval 1, probability 0, space 0, times 1
[ 62.707342][ T3882] CPU: 1 UID: 0 PID: 3882 Comm: syz.0.15 Not tainted syzkaller #0 PREEMPT(none)
[ 62.707348][ T3882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 62.707351][ T3882] Call Trace:
[ 62.707355][ T3882]
[ 62.707357][ T3882] dump_stack_lvl+0x6d/0xa0
[ 62.707368][ T3882] should_fail_ex+0x1aa/0x1c0
[ 62.707373][ T3882] should_failslab+0x51/0x70
[ 62.707377][ T3882] __kmalloc_cache_noprof+0x74/0x620
[ 62.707381][ T3882] ? async_schedule_node_domain+0x2b/0xb0
[ 62.707384][ T3882] ? __pfx___async_dev_cache_fw_image+0x10/0x10
[ 62.707388][ T3882] async_schedule_node_domain+0x2b/0xb0
[ 62.707391][ T3882] dev_cache_fw_image+0x15f/0x190
[ 62.707395][ T3882] ? __pfx_dev_cache_fw_image+0x10/0x10
[ 62.707398][ T3882] dpm_for_each_dev+0x45/0x70
[ 62.707401][ T3882] fw_pm_notify+0xed/0x160
[ 62.707404][ T3882] ? __pfx_autoremove_wake_function+0x10/0x10
[ 62.707408][ T3882] notifier_call_chain+0x77/0x100
[ 62.707413][ T3882] blocking_notifier_call_chain_robust+0x61/0xc0
[ 62.707418][ T3882] pm_notifier_call_chain_robust+0x1b/0x40
[ 62.707422][ T3882] snapshot_open+0x109/0x150
[ 62.707426][ T3882] misc_open+0x12a/0x160
[ 62.707431][ T3882] chrdev_open+0xbe/0x240
[ 62.707437][ T3882] ? __pfx_chrdev_open+0x10/0x10
[ 62.707440][ T3882] do_dentry_open+0x171/0x400
[ 62.707443][ T3882] vfs_open+0x27/0xe0
[ 62.707445][ T3882] path_openat+0xd80/0x1010
[ 62.707449][ T3882] ? __lock_acquire+0x508/0x2370
[ 62.707457][ T3882] do_filp_open+0xc6/0x180
[ 62.707467][ T3882] do_sys_openat2+0x7c/0xf0
[ 62.707471][ T3882] __x64_sys_openat+0x7b/0xa0
[ 62.707474][ T3882] do_syscall_64+0x9e/0xf80
[ 62.707478][ T3882] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 62.707481][ T3882] ? clear_bhb_loop+0x60/0xb0
[ 62.707485][ T3882] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 62.707487][ T3882] RIP: 0033:0x7f2af5175b59
[ 62.707490][ T3882] 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
[ 62.707493][ T3882] RSP: 002b:00007f2af5f4c048 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
[ 62.707496][ T3882] RAX: ffffffffffffffda RBX: 00007f2af5306038 RCX: 00007f2af5175b59
[ 62.707498][ T3882] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c
[ 62.707499][ T3882] RBP: 00007f2af5f4c0a0 R08: 0000000000000000 R09: 0000000000000000
[ 62.707501][ T3882] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 62.707502][ T3882] R13: 000000000000006e R14: 00007f2af5306038 R15: 00007ffcfc85f198
[ 62.707507][ T3882]
[ 62.707982][ T3882]
[ 62.960879][ T3882] ============================================
[ 62.967081][ T3882] WARNING: possible recursive locking detected
[ 62.973203][ T3882] syzkaller #0 Not tainted
[ 62.977606][ T3882] --------------------------------------------
[ 62.983720][ T3882] syz.0.15/3882 is trying to acquire lock:
[ 62.989607][ T3882] ffffffff8474ee80 (fw_lock){+.+.}-{4:4}, at: assign_fw+0x27/0x2d0
[ 62.997555][ T3882]
[ 62.997555][ T3882] but task is already holding lock:
[ 63.004886][ T3882] ffffffff8474ee80 (fw_lock){+.+.}-{4:4}, at: fw_pm_notify+0xd5/0x160
[ 63.013006][ T3882]
[ 63.013006][ T3882] other info that might help us debug this:
[ 63.021159][ T3882] Possible unsafe locking scenario:
[ 63.021159][ T3882]
[ 63.028591][ T3882] CPU0
[ 63.031845][ T3882] ----
[ 63.035095][ T3882] lock(fw_lock);
[ 63.038778][ T3882] lock(fw_lock);
[ 63.042463][ T3882]
[ 63.042463][ T3882] *** DEADLOCK ***
[ 63.042463][ T3882]
[ 63.050571][ T3882] May be due to missing lock nesting notation
[ 63.050571][ T3882]
[ 63.059014][ T3882] 5 locks held by syz.0.15/3882:
[ 63.063920][ T3882] #0: ffffffff84736050 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x2d/0x160
[ 63.072397][ T3882] #1: ffffffff8450a3b8 (system_transition_mutex){+.+.}-{4:4}, at: lock_system_sleep+0x2a/0x40
[ 63.082792][ T3882] #2: ffffffff84511aa0 ((pm_chain_head).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain_robust+0x41/0xc0
[ 63.094653][ T3882] #3: ffffffff8474ee80 (fw_lock){+.+.}-{4:4}, at: fw_pm_notify+0xd5/0x160
[ 63.103294][ T3882] #4: ffffffff8474e410 (dpm_list_mtx){+.+.}-{4:4}, at: dpm_for_each_dev+0x22/0x70
[ 63.112642][ T3882]
[ 63.112642][ T3882] stack backtrace:
[ 63.118765][ T3882] CPU: 1 UID: 0 PID: 3882 Comm: syz.0.15 Not tainted syzkaller #0 PREEMPT(none)
[ 63.118769][ T3882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 63.118771][ T3882] Call Trace:
[ 63.118774][ T3882]
[ 63.118776][ T3882] dump_stack_lvl+0x6d/0xa0
[ 63.118781][ T3882] print_deadlock_bug+0x28b/0x2d0
[ 63.118786][ T3882] __lock_acquire+0x116d/0x2370
[ 63.118789][ T3882] ? __lock_acquire+0x11eb/0x2370
[ 63.118792][ T3882] ? debug_check_no_obj_freed+0xfd/0x260
[ 63.118795][ T3882] ? lock_acquire+0xd9/0x260
[ 63.118798][ T3882] ? assign_fw+0x27/0x2d0
[ 63.118800][ T3882] lock_acquire+0xd9/0x260
[ 63.118803][ T3882] ? assign_fw+0x27/0x2d0
[ 63.118806][ T3882] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 63.118813][ T3882] ? assign_fw+0x27/0x2d0
[ 63.118814][ T3882] __mutex_lock+0xab/0xce0
[ 63.118819][ T3882] ? assign_fw+0x27/0x2d0
[ 63.118820][ T3882] ? fw_get_filesystem_firmware+0x3c0/0x430
[ 63.118825][ T3882] ? kmem_cache_free+0xf5/0x530
[ 63.118828][ T3882] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 63.118834][ T3882] assign_fw+0x27/0x2d0
[ 63.118837][ T3882] _request_firmware+0x2ee/0x440
[ 63.118841][ T3882] __async_dev_cache_fw_image+0x4b/0x160
[ 63.118845][ T3882] ? __pfx___async_dev_cache_fw_image+0x10/0x10
[ 63.118848][ T3882] async_schedule_node_domain+0x82/0xb0
[ 63.118853][ T3882] dev_cache_fw_image+0x15f/0x190
[ 63.118855][ T3882] ? __pfx_dev_cache_fw_image+0x10/0x10
[ 63.118858][ T3882] dpm_for_each_dev+0x45/0x70
[ 63.118860][ T3882] fw_pm_notify+0xed/0x160
[ 63.118862][ T3882] ? __pfx_autoremove_wake_function+0x10/0x10
[ 63.118866][ T3882] notifier_call_chain+0x77/0x100
[ 63.118869][ T3882] blocking_notifier_call_chain_robust+0x61/0xc0
[ 63.118872][ T3882] pm_notifier_call_chain_robust+0x1b/0x40
[ 63.118875][ T3882] snapshot_open+0x109/0x150
[ 63.118879][ T3882] misc_open+0x12a/0x160
[ 63.118883][ T3882] chrdev_open+0xbe/0x240
[ 63.118888][ T3882] ? __pfx_chrdev_open+0x10/0x10
[ 63.118891][ T3882] do_dentry_open+0x171/0x400
[ 63.118894][ T3882] vfs_open+0x27/0xe0
[ 63.118896][ T3882] path_openat+0xd80/0x1010
[ 63.118899][ T3882] ? __lock_acquire+0x508/0x2370
[ 63.118903][ T3882] do_filp_open+0xc6/0x180
[ 63.118908][ T3882] do_sys_openat2+0x7c/0xf0
[ 63.118910][ T3882] __x64_sys_openat+0x7b/0xa0
[ 63.118913][ T3882] do_syscall_64+0x9e/0xf80
[ 63.118916][ T3882] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 63.118918][ T3882] ? clear_bhb_loop+0x60/0xb0
[ 63.118921][ T3882] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 63.118924][ T3882] RIP: 0033:0x7f2af5175b59
[ 63.118926][ T3882] 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
[ 63.118928][ T3882] RSP: 002b:00007f2af5f4c048 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
[ 63.118931][ T3882] RAX: ffffffffffffffda RBX: 00007f2af5306038 RCX: 00007f2af5175b59
[ 63.118933][ T3882] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c
[ 63.118934][ T3882] RBP: 00007f2af5f4c0a0 R08: 0000000000000000 R09: 0000000000000000
[ 63.118935][ T3882] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 63.118936][ T3882] R13: 000000000000006e R14: 00007f2af5306038 R15: 00007ffcfc85f198
[ 63.118939][ T3882]