Warning: Permanently added '10.128.1.78' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 38.910010][ C1] [ 38.910583][ C1] ================================ [ 38.911762][ C1] WARNING: inconsistent lock state [ 38.912966][ C1] 6.7.0-rc8-syzkaller-g0802e17d9aca #0 Not tainted executing program [ 38.914520][ C1] -------------------------------- [ 38.915708][ C1] inconsistent {HARDIRQ-ON-W} -> {IN-HARDIRQ-W} usage. [ 38.917274][ C1] syz-executor626/6095 [HC1[1]:SC0[0]:HE0:SE1] takes: executing program executing program [ 38.918775][ C1] ffff80008fea9af8 (sync_timeline_list_lock){?.+.}-{2:2}, at: sync_timeline_debug_remove+0x38/0x130 [ 38.921314][ C1] {HARDIRQ-ON-W} state was registered at: [ 38.922646][ C1] trace_hardirqs_on+0x164/0x28c [ 38.923783][ C1] _raw_spin_unlock_irq+0x30/0x80 [ 38.924917][ C1] sync_info_debugfs_show+0x16c/0x464 [ 38.926217][ C1] seq_read_iter+0x3e0/0xc44 [ 38.927310][ C1] seq_read+0x1e8/0x2c0 [ 38.928341][ C1] vfs_read+0x284/0x8a4 [ 38.929382][ C1] ksys_read+0x15c/0x26c [ 38.930412][ C1] __arm64_sys_read+0x7c/0x90 [ 38.931485][ C1] invoke_syscall+0x98/0x2b8 [ 38.932598][ C1] el0_svc_common+0x130/0x23c [ 38.933721][ C1] do_el0_svc+0x48/0x58 [ 38.934799][ C1] el0_svc+0x54/0x158 [ 38.935722][ C1] el0t_64_sync_handler+0x84/0xfc [ 38.936905][ C1] el0t_64_sync+0x190/0x194 [ 38.937916][ C1] irq event stamp: 2056 [ 38.938921][ C1] hardirqs last enabled at (2055): [] _raw_spin_unlock_irq+0x30/0x80 [ 38.941080][ C1] hardirqs last disabled at (2056): [] el1_interrupt+0x24/0x68 [ 38.943257][ C1] softirqs last enabled at (1324): [] local_bh_enable+0x10/0x34 [ 38.945607][ C1] softirqs last disabled at (1322): [] local_bh_disable+0x10/0x34 [ 38.947804][ C1] [ 38.947804][ C1] other info that might help us debug this: [ 38.949597][ C1] Possible unsafe locking scenario: [ 38.949597][ C1] [ 38.951220][ C1] CPU0 [ 38.951940][ C1] ---- [ 38.952647][ C1] lock(sync_timeline_list_lock); [ 38.953864][ C1] [ 38.954690][ C1] lock(sync_timeline_list_lock); [ 38.955913][ C1] [ 38.955913][ C1] *** DEADLOCK *** [ 38.955913][ C1] [ 38.957809][ C1] no locks held by syz-executor626/6095. [ 38.959199][ C1] [ 38.959199][ C1] stack backtrace: [ 38.960550][ C1] CPU: 1 PID: 6095 Comm: syz-executor626 Not tainted 6.7.0-rc8-syzkaller-g0802e17d9aca #0 [ 38.962798][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 38.965094][ C1] Call trace: [ 38.965843][ C1] dump_backtrace+0x1b8/0x1e4 [ 38.966972][ C1] show_stack+0x2c/0x3c [ 38.967961][ C1] dump_stack_lvl+0xd0/0x124 [ 38.969013][ C1] dump_stack+0x1c/0x28 [ 38.969985][ C1] print_usage_bug+0x698/0x9ac [ 38.971121][ C1] mark_lock_irq+0x980/0xd2c [ 38.972287][ C1] mark_lock+0x258/0x360 [ 38.973194][ C1] __lock_acquire+0xbc0/0x763c [ 38.974331][ C1] lock_acquire+0x23c/0x71c [ 38.975390][ C1] _raw_spin_lock_irqsave+0x5c/0x7c [ 38.976485][ C1] sync_timeline_debug_remove+0x38/0x130 [ 38.977745][ C1] timeline_fence_release+0x1e8/0x270 [ 38.979030][ C1] dma_fence_release+0x180/0x560 [ 38.980102][ C1] dma_fence_array_release+0x11c/0x24c [ 38.981396][ C1] dma_fence_release+0x180/0x560 [ 38.982551][ C1] irq_dma_fence_array_work+0x94/0x130 [ 38.983857][ C1] irq_work_single+0xbc/0x1c0 [ 38.984933][ C1] irq_work_run+0x104/0x254 [ 38.986081][ C1] ipi_handler+0x198/0x784 [ 38.987073][ C1] handle_percpu_devid_irq+0x2a4/0x804 [ 38.988298][ C1] generic_handle_domain_irq+0x7c/0xc4 [ 38.989608][ C1] gic_handle_irq+0x6c/0x190 [ 38.990762][ C1] call_on_irq_stack+0x24/0x4c [ 38.991905][ C1] do_interrupt_handler+0xd4/0x138 [ 38.993011][ C1] el1_interrupt+0x34/0x68 [ 38.993959][ C1] el1h_64_irq_handler+0x18/0x24 [ 38.995136][ C1] el1h_64_irq+0x64/0x68 [ 38.996102][ C1] _raw_spin_unlock_irq+0x34/0x80 [ 38.997256][ C1] sw_sync_debugfs_release+0x134/0x1f0 [ 38.998547][ C1] __fput+0x308/0x8e4 [ 38.999491][ C1] ____fput+0x20/0x30 [ 39.000472][ C1] task_work_run+0x230/0x2e0 [ 39.001518][ C1] do_exit+0x618/0x1f64 [ 39.002555][ C1] do_group_exit+0x194/0x22c [ 39.003583][ C1] get_signal+0x1500/0x15ec [ 39.004661][ C1] do_notify_resume+0x3bc/0x393c [ 39.005750][ C1] el0_svc+0x9c/0x158 [ 39.006619][ C1] el0t_64_sync_handler+0x84/0xfc [ 39.007750][ C1] el0t_64_sync+0x190/0x194 executing program executing program executing program executing program executing program executing program executing program