Warning: Permanently added '10.128.0.240' (ED25519) to the list of known hosts.
2025/11/01 05:23:19 ignoring optional flag "type"="gce"
2025/11/01 05:23:19 parsed 1 programs
[ 56.096653][ T3454] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 57.784108][ T3468] veth0_vlan: entered promiscuous mode
[ 58.128726][ T14] veth0_vlan: left promiscuous mode
2025/11/01 05:23:22 executed programs: 0
[ 59.381542][ T3691] veth0_vlan: entered promiscuous mode
[ 59.873247][ T3244] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[ 60.033091][ T3244] usb 1-1: Using ep0 maxpacket: 16
[ 60.040932][ T3244] usb 1-1: New USB device found, idVendor=0b05, idProduct=1736, bcdDevice= d.b1
[ 60.050070][ T3244] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 60.058040][ T3244] usb 1-1: Product: syz
[ 60.062167][ T3244] usb 1-1: Manufacturer: syz
[ 60.066759][ T3244] usb 1-1: SerialNumber: syz
[ 60.072666][ T3244] usb 1-1: config 0 descriptor??
[ 60.279290][ T3244] dvb-usb: found a 'Asus My Cinema-U3000Hybrid' in cold state, will try to load a firmware
[ 60.341027][ T3244] dvb-usb: downloading firmware from file 'dvb-usb-dib0700-1.20.fw'
[ 60.349265][ T3244] dib0700: firmware download failed at 7 with -22
[ 60.631266][ T3876] FAULT_INJECTION: forcing a failure.
[ 60.631266][ T3876] name failslab, interval 1, probability 0, space 0, times 1
[ 60.643982][ T3876] CPU: 1 UID: 0 PID: 3876 Comm: syz.0.15 Not tainted syzkaller #0 PREEMPT(none)
[ 60.643987][ T3876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 60.643993][ T3876] Call Trace:
[ 60.643997][ T3876]
[ 60.643999][ T3876] dump_stack_lvl+0xad/0x110
[ 60.644011][ T3876] should_fail_ex+0x1aa/0x1c0
[ 60.644016][ T3876] should_failslab+0x51/0x70
[ 60.644022][ T3876] __kmalloc_cache_noprof+0x5f/0x600
[ 60.644029][ T3876] ? async_schedule_node_domain+0x2b/0xb0
[ 60.644035][ T3876] ? __pfx___async_dev_cache_fw_image+0x10/0x10
[ 60.644042][ T3876] async_schedule_node_domain+0x2b/0xb0
[ 60.644048][ T3876] dev_cache_fw_image+0x15f/0x190
[ 60.644054][ T3876] ? __pfx_dev_cache_fw_image+0x10/0x10
[ 60.644059][ T3876] dpm_for_each_dev+0x45/0x70
[ 60.644065][ T3876] fw_pm_notify+0xed/0x150
[ 60.644068][ T3876] ? __pfx_autoremove_wake_function+0x10/0x10
[ 60.644072][ T3876] notifier_call_chain+0x77/0x100
[ 60.644079][ T3876] blocking_notifier_call_chain_robust+0x61/0xc0
[ 60.644084][ T3876] pm_notifier_call_chain_robust+0x1b/0x40
[ 60.644089][ T3876] snapshot_open+0x109/0x150
[ 60.644092][ T3876] misc_open+0x12a/0x160
[ 60.644096][ T3876] chrdev_open+0xbe/0x240
[ 60.644101][ T3876] ? __pfx_chrdev_open+0x10/0x10
[ 60.644104][ T3876] do_dentry_open+0x28b/0x3e0
[ 60.644109][ T3876] vfs_open+0x27/0xe0
[ 60.644112][ T3876] path_openat+0xc6c/0xef0
[ 60.644114][ T3876] ? __lock_acquire+0x508/0x2100
[ 60.644118][ T3876] ? __might_fault+0x3d/0x70
[ 60.644124][ T3876] do_filp_open+0xc6/0x180
[ 60.644134][ T3876] do_sys_openat2+0x7c/0xd0
[ 60.644139][ T3876] __x64_sys_openat+0x7b/0xa0
[ 60.644143][ T3876] do_syscall_64+0xa6/0xfa0
[ 60.644148][ T3876] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 60.644151][ T3876] ? clear_bhb_loop+0x60/0xb0
[ 60.644154][ T3876] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 60.644157][ T3876] RIP: 0033:0x7f41aeb75b59
[ 60.644160][ T3876] 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
[ 60.644162][ T3876] RSP: 002b:00007f41af8ef048 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
[ 60.644166][ T3876] RAX: ffffffffffffffda RBX: 00007f41aed06038 RCX: 00007f41aeb75b59
[ 60.644167][ T3876] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c
[ 60.644169][ T3876] RBP: 00007f41af8ef0a0 R08: 0000000000000000 R09: 0000000000000000
[ 60.644170][ T3876] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 60.644171][ T3876] R13: 000000000000006e R14: 00007f41aed06038 R15: 00007ffe816bbd28
[ 60.644177][ T3876]
[ 60.644678][ T3876]
[ 60.901464][ T3876] ============================================
[ 60.907592][ T3876] WARNING: possible recursive locking detected
[ 60.913719][ T3876] syzkaller #0 Not tainted
[ 60.918095][ T3876] --------------------------------------------
[ 60.924205][ T3876] syz.0.15/3876 is trying to acquire lock:
[ 60.929970][ T3876] ffffffff8454be70 (fw_lock){+.+.}-{4:4}, at: assign_fw+0x27/0x2b0
[ 60.937833][ T3876]
[ 60.937833][ T3876] but task is already holding lock:
[ 60.945263][ T3876] ffffffff8454be70 (fw_lock){+.+.}-{4:4}, at: fw_pm_notify+0xd5/0x150
[ 60.953378][ T3876]
[ 60.953378][ T3876] other info that might help us debug this:
[ 60.961399][ T3876] Possible unsafe locking scenario:
[ 60.961399][ T3876]
[ 60.968810][ T3876] CPU0
[ 60.972054][ T3876] ----
[ 60.975321][ T3876] lock(fw_lock);
[ 60.979005][ T3876] lock(fw_lock);
[ 60.982684][ T3876]
[ 60.982684][ T3876] *** DEADLOCK ***
[ 60.982684][ T3876]
[ 60.990798][ T3876] May be due to missing lock nesting notation
[ 60.990798][ T3876]
[ 60.999077][ T3876] 5 locks held by syz.0.15/3876:
[ 61.003980][ T3876] #0: ffffffff84534b50 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x2d/0x160
[ 61.012360][ T3876] #1: ffffffff8430a888 (system_transition_mutex){+.+.}-{4:4}, at: lock_system_sleep+0x2a/0x40
[ 61.022734][ T3876] #2: ffffffff84311ef8 ((pm_chain_head).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain_robust+0x41/0xc0
[ 61.034411][ T3876] #3: ffffffff8454be70 (fw_lock){+.+.}-{4:4}, at: fw_pm_notify+0xd5/0x150
[ 61.042973][ T3876] #4: ffffffff8454b400 (dpm_list_mtx){+.+.}-{4:4}, at: dpm_for_each_dev+0x22/0x70
[ 61.052246][ T3876]
[ 61.052246][ T3876] stack backtrace:
[ 61.058107][ T3876] CPU: 1 UID: 0 PID: 3876 Comm: syz.0.15 Not tainted syzkaller #0 PREEMPT(none)
[ 61.058111][ T3876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
[ 61.058113][ T3876] Call Trace:
[ 61.058116][ T3876]
[ 61.058118][ T3876] dump_stack_lvl+0xad/0x110
[ 61.058124][ T3876] print_deadlock_bug+0x210/0x220
[ 61.058128][ T3876] __lock_acquire+0x10a1/0x2100
[ 61.058132][ T3876] ? debug_check_no_obj_freed+0xfd/0x260
[ 61.058137][ T3876] ? assign_fw+0x27/0x2b0
[ 61.058140][ T3876] lock_acquire+0xe9/0x270
[ 61.058143][ T3876] ? assign_fw+0x27/0x2b0
[ 61.058147][ T3876] ? assign_fw+0x27/0x2b0
[ 61.058150][ T3876] __mutex_lock+0xab/0xce0
[ 61.058155][ T3876] ? assign_fw+0x27/0x2b0
[ 61.058157][ T3876] ? fw_get_filesystem_firmware+0x384/0x3e0
[ 61.058161][ T3876] ? kmem_cache_free+0xf7/0x590
[ 61.058168][ T3876] assign_fw+0x27/0x2b0
[ 61.058172][ T3876] _request_firmware+0x3fb/0x480
[ 61.058177][ T3876] __async_dev_cache_fw_image+0x4b/0x140
[ 61.058181][ T3876] ? __pfx___async_dev_cache_fw_image+0x10/0x10
[ 61.058185][ T3876] async_schedule_node_domain+0x82/0xb0
[ 61.058189][ T3876] dev_cache_fw_image+0x15f/0x190
[ 61.058193][ T3876] ? __pfx_dev_cache_fw_image+0x10/0x10
[ 61.058197][ T3876] dpm_for_each_dev+0x45/0x70
[ 61.058201][ T3876] fw_pm_notify+0xed/0x150
[ 61.058205][ T3876] ? __pfx_autoremove_wake_function+0x10/0x10
[ 61.058208][ T3876] notifier_call_chain+0x77/0x100
[ 61.058214][ T3876] blocking_notifier_call_chain_robust+0x61/0xc0
[ 61.058219][ T3876] pm_notifier_call_chain_robust+0x1b/0x40
[ 61.058223][ T3876] snapshot_open+0x109/0x150
[ 61.058226][ T3876] misc_open+0x12a/0x160
[ 61.058230][ T3876] chrdev_open+0xbe/0x240
[ 61.058234][ T3876] ? __pfx_chrdev_open+0x10/0x10
[ 61.058237][ T3876] do_dentry_open+0x28b/0x3e0
[ 61.058241][ T3876] vfs_open+0x27/0xe0
[ 61.058244][ T3876] path_openat+0xc6c/0xef0
[ 61.058246][ T3876] ? __lock_acquire+0x508/0x2100
[ 61.058249][ T3876] ? __might_fault+0x3d/0x70
[ 61.058253][ T3876] do_filp_open+0xc6/0x180
[ 61.058259][ T3876] do_sys_openat2+0x7c/0xd0
[ 61.058263][ T3876] __x64_sys_openat+0x7b/0xa0
[ 61.058267][ T3876] do_syscall_64+0xa6/0xfa0
[ 61.058272][ T3876] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 61.058274][ T3876] ? clear_bhb_loop+0x60/0xb0
[ 61.058278][ T3876] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 61.058281][ T3876] RIP: 0033:0x7f41aeb75b59
[ 61.058298][ T3876] 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
[ 61.058301][ T3876] RSP: 002b:00007f41af8ef048 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
[ 61.058304][ T3876] RAX: ffffffffffffffda RBX: 00007f41aed06038 RCX: 00007f41aeb75b59
[ 61.058306][ T3876] RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c
[ 61.058307][ T3876] RBP: 00007f41af8ef0a0 R08: 0000000000000000 R09: 0000000000000000
[ 61.058309][ T3876] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 61.058310][ T3876] R13: 000000000000006e R14: 00007f41aed06038 R15: 00007ffe816bbd28
[ 61.058314][ T3876]