Warning: Permanently added '10.128.0.144' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 71.115375][ T1208] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.121965][ T1208] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.136649][ T7974] ================================================================== [ 71.144761][ T7974] BUG: KASAN: use-after-free in io_fallback_tw+0x6d/0x119 [ 71.151923][ T7974] Read of size 8 at addr ffff88801dc26588 by task syz-executor416/7974 [ 71.160183][ T7974] executing program executing program executing program executing program [ 71.162525][ T7974] CPU: 0 PID: 7974 Comm: syz-executor416 Not tainted 6.2.0-rc3-next-20230112-syzkaller #0 [ 71.172442][ T7974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 71.182520][ T7974] Call Trace: [ 71.185822][ T7974] [ 71.188786][ T7974] dump_stack_lvl+0xd1/0x138 [ 71.193418][ T7974] print_report+0x15e/0x45d [ 71.197956][ T7974] ? __phys_addr+0xc8/0x140 [ 71.202497][ T7974] ? io_fallback_tw+0x6d/0x119 [ 71.207301][ T7974] kasan_report+0xc0/0xf0 executing program executing program executing program [ 71.211671][ T7974] ? io_fallback_tw+0x6d/0x119 [ 71.216472][ T7974] io_fallback_tw+0x6d/0x119 [ 71.221096][ T7974] tctx_task_work.cold+0xf/0x2c [ 71.226065][ T7974] ? handle_tw_list+0x460/0x460 [ 71.230950][ T7974] ? lock_downgrade+0x6e0/0x6e0 [ 71.235853][ T7974] ? do_raw_spin_lock+0x124/0x2b0 [ 71.240907][ T7974] ? rwlock_bug.part.0+0x90/0x90 [ 71.245875][ T7974] ? _raw_spin_unlock_irq+0x23/0x50 [ 71.251118][ T7974] task_work_run+0x16f/0x270 [ 71.255745][ T7974] ? task_work_cancel+0x30/0x30 [ 71.260638][ T7974] ? do_raw_spin_unlock+0x175/0x230 [ 71.265870][ T7974] do_exit+0xb17/0x2a90 [ 71.270066][ T7974] ? find_held_lock+0x2d/0x110 [ 71.274874][ T7974] ? get_signal+0x8a0/0x24f0 [ 71.279489][ T7974] ? mm_update_next_owner+0x7b0/0x7b0 [ 71.284911][ T7974] do_group_exit+0xd4/0x2a0 [ 71.289452][ T7974] get_signal+0x225f/0x24f0 [ 71.293995][ T7974] ? exit_signals+0x910/0x910 [ 71.298696][ T7974] ? find_held_lock+0x2d/0x110 [ 71.303500][ T7974] arch_do_signal_or_restart+0x79/0x5c0 [ 71.309075][ T7974] ? get_sigframe_size+0x10/0x10 [ 71.314038][ T7974] ? up_write+0x520/0x520 [ 71.318408][ T7974] exit_to_user_mode_prepare+0x11f/0x240 [ 71.324066][ T7974] irqentry_exit_to_user_mode+0x9/0x40 [ 71.329551][ T7974] exc_page_fault+0xc0/0x170 [ 71.334152][ T7974] asm_exc_page_fault+0x26/0x30 [ 71.339039][ T7974] RIP: 0033:0x7efd5dd654d5 [ 71.343465][ T7974] Code: Unable to access opcode bytes at 0x7efd5dd654ab. [ 71.350496][ T7974] RSP: 002b:00007ffdf4cd0520 EFLAGS: 00010246 [ 71.356631][ T7974] RAX: 0000000000000000 RBX: 00007efd5de14170 RCX: 0000000000000001 [ 71.364594][ T7974] RDX: 0000000000000001 RSI: 00007efd5de14170 RDI: 0000000000000000 [ 71.372553][ T7974] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 71.380783][ T7974] R10: 0000000000000000 R11: 0000000000000212 R12: 0000000000000000 [ 71.388750][ T7974] R13: 0000000000000001 R14: 00007ffdf4cd05a0 R15: 00000000000001e3 [ 71.396722][ T7974] [ 71.399728][ T7974] [ 71.402052][ T7974] Allocated by task 7974: [ 71.406374][ T7974] kasan_save_stack+0x22/0x40 [ 71.411051][ T7974] kasan_set_track+0x25/0x30 [ 71.415655][ T7974] __kasan_slab_alloc+0x7f/0x90 [ 71.420495][ T7974] kmem_cache_alloc_bulk+0x3aa/0x730 [ 71.425769][ T7974] __io_alloc_req_refill+0xcc/0x40b [ 71.431006][ T7974] io_submit_sqes.cold+0x7c/0xc2 [ 71.435934][ T7974] __do_sys_io_uring_enter+0x9e4/0x2c10 [ 71.441478][ T7974] do_syscall_64+0x39/0xb0 [ 71.445904][ T7974] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 71.451834][ T7974] [ 71.454189][ T7974] Freed by task 33: [ 71.458011][ T7974] kasan_save_stack+0x22/0x40 [ 71.462717][ T7974] kasan_set_track+0x25/0x30 [ 71.467337][ T7974] kasan_save_free_info+0x2e/0x40 [ 71.472390][ T7974] ____kasan_slab_free+0x160/0x1c0 [ 71.477528][ T7974] slab_free_freelist_hook+0x8b/0x1c0 [ 71.482924][ T7974] kmem_cache_free+0xec/0x4e0 [ 71.487626][ T7974] io_req_caches_free+0x1a9/0x1e6 [ 71.492677][ T7974] io_ring_exit_work+0x2e7/0xc80 [ 71.497657][ T7974] process_one_work+0x9bf/0x1750 [ 71.502621][ T7974] worker_thread+0x669/0x1090 [ 71.507324][ T7974] kthread+0x2e8/0x3a0 [ 71.511404][ T7974] ret_from_fork+0x1f/0x30 [ 71.515834][ T7974] [ 71.518142][ T7974] The buggy address belongs to the object at ffff88801dc26500 [ 71.518142][ T7974] which belongs to the cache io_kiocb of size 216 [ 71.531929][ T7974] The buggy address is located 136 bytes inside of [ 71.531929][ T7974] 216-byte region [ffff88801dc26500, ffff88801dc265d8) [ 71.545211][ T7974] [ 71.547523][ T7974] The buggy address belongs to the physical page: [ 71.553918][ T7974] page:ffffea0000770980 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff88801dc263c0 pfn:0x1dc26 [ 71.565360][ T7974] anon flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) [ 71.573331][ T7974] raw: 00fff00000000200 ffff8881463073c0 ffffea0001f83d80 dead000000000005 [ 71.581905][ T7974] raw: ffff88801dc263c0 00000000800c000b 00000001ffffffff 0000000000000000 [ 71.590479][ T7974] page dumped because: kasan: bad access detected [ 71.596889][ T7974] page_owner tracks the page as allocated [ 71.602587][ T7974] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 6048, tgid 6048 (syz-executor416), ts 59797734301, free_ts 59795184612 [ 71.621168][ T7974] get_page_from_freelist+0x11bb/0x2d50 [ 71.626756][ T7974] __alloc_pages+0x1cb/0x5c0 [ 71.631369][ T7974] alloc_pages+0x1aa/0x270 [ 71.635793][ T7974] allocate_slab+0x25f/0x350 [ 71.640407][ T7974] ___slab_alloc+0xa91/0x1400 [ 71.645107][ T7974] kmem_cache_alloc_bulk+0x23d/0x730 [ 71.650419][ T7974] __io_alloc_req_refill+0xcc/0x40b [ 71.655647][ T7974] io_submit_sqes.cold+0x7c/0xc2 [ 71.660612][ T7974] __do_sys_io_uring_enter+0x9e4/0x2c10 [ 71.666189][ T7974] do_syscall_64+0x39/0xb0 [ 71.670635][ T7974] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 71.676613][ T7974] page last free stack trace: [ 71.681359][ T7974] free_pcp_prepare+0x4d0/0x910 [ 71.686238][ T7974] free_unref_page_list+0x176/0xcd0 [ 71.691476][ T7974] release_pages+0xcb1/0x1330 [ 71.696182][ T7974] tlb_batch_pages_flush+0xa8/0x1a0 [ 71.701416][ T7974] tlb_finish_mmu+0x14b/0x7e0 [ 71.706117][ T7974] exit_mmap+0x202/0x7c0 [ 71.710385][ T7974] __mmput+0x128/0x4c0 [ 71.714479][ T7974] mmput+0x60/0x70 [ 71.718225][ T7974] do_exit+0x9ac/0x2a90 [ 71.722426][ T7974] do_group_exit+0xd4/0x2a0 [ 71.726983][ T7974] __x64_sys_exit_group+0x3e/0x50 [ 71.732026][ T7974] do_syscall_64+0x39/0xb0 [ 71.736465][ T7974] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 71.742392][ T7974] [ 71.744735][ T7974] Memory state around the buggy address: [ 71.750378][ T7974] ffff88801dc26480: 00 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc [ 71.758455][ T7974] ffff88801dc26500: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 71.766539][ T7974] >ffff88801dc26580: fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc fc [ 71.774615][ T7974] ^ [ 71.778958][ T7974] ffff88801dc26600: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb [ 71.787044][ T7974] ffff88801dc26680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 71.795118][ T7974] ================================================================== [ 71.828787][ T7974] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 71.836023][ T7974] CPU: 0 PID: 7974 Comm: syz-executor416 Not tainted 6.2.0-rc3-next-20230112-syzkaller #0 [ 71.845938][ T7974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 71.856008][ T7974] Call Trace: [ 71.859299][ T7974] [ 71.862234][ T7974] dump_stack_lvl+0xd1/0x138 [ 71.866836][ T7974] panic+0x2cc/0x626 [ 71.870759][ T7974] ? panic_print_sys_info.part.0+0x112/0x112 [ 71.876763][ T7974] ? preempt_schedule_thunk+0x1a/0x20 [ 71.882156][ T7974] ? preempt_schedule_common+0x59/0xc0 [ 71.887634][ T7974] check_panic_on_warn.cold+0x19/0x35 [ 71.893029][ T7974] end_report.part.0+0x36/0x73 [ 71.897802][ T7974] ? io_fallback_tw+0x6d/0x119 [ 71.902576][ T7974] kasan_report.cold+0xa/0xf [ 71.907177][ T7974] ? io_fallback_tw+0x6d/0x119 [ 71.911951][ T7974] io_fallback_tw+0x6d/0x119 [ 71.916553][ T7974] tctx_task_work.cold+0xf/0x2c [ 71.921430][ T7974] ? handle_tw_list+0x460/0x460 [ 71.926320][ T7974] ? lock_downgrade+0x6e0/0x6e0 [ 71.931194][ T7974] ? do_raw_spin_lock+0x124/0x2b0 [ 71.936238][ T7974] ? rwlock_bug.part.0+0x90/0x90 [ 71.941201][ T7974] ? _raw_spin_unlock_irq+0x23/0x50 [ 71.946431][ T7974] task_work_run+0x16f/0x270 [ 71.951044][ T7974] ? task_work_cancel+0x30/0x30 [ 71.955914][ T7974] ? do_raw_spin_unlock+0x175/0x230 [ 71.961126][ T7974] do_exit+0xb17/0x2a90 [ 71.965303][ T7974] ? find_held_lock+0x2d/0x110 [ 71.970090][ T7974] ? get_signal+0x8a0/0x24f0 [ 71.974689][ T7974] ? mm_update_next_owner+0x7b0/0x7b0 [ 71.980086][ T7974] do_group_exit+0xd4/0x2a0 [ 71.984612][ T7974] get_signal+0x225f/0x24f0 [ 71.989129][ T7974] ? exit_signals+0x910/0x910 [ 71.993814][ T7974] ? find_held_lock+0x2d/0x110 [ 71.998602][ T7974] arch_do_signal_or_restart+0x79/0x5c0 [ 72.004161][ T7974] ? get_sigframe_size+0x10/0x10 [ 72.009113][ T7974] ? up_write+0x520/0x520 [ 72.013468][ T7974] exit_to_user_mode_prepare+0x11f/0x240 [ 72.019114][ T7974] irqentry_exit_to_user_mode+0x9/0x40 [ 72.024594][ T7974] exc_page_fault+0xc0/0x170 [ 72.029202][ T7974] asm_exc_page_fault+0x26/0x30 [ 72.034080][ T7974] RIP: 0033:0x7efd5dd654d5 [ 72.038499][ T7974] Code: Unable to access opcode bytes at 0x7efd5dd654ab. [ 72.045515][ T7974] RSP: 002b:00007ffdf4cd0520 EFLAGS: 00010246 [ 72.051595][ T7974] RAX: 0000000000000000 RBX: 00007efd5de14170 RCX: 0000000000000001 [ 72.059573][ T7974] RDX: 0000000000000001 RSI: 00007efd5de14170 RDI: 0000000000000000 [ 72.067547][ T7974] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 72.075528][ T7974] R10: 0000000000000000 R11: 0000000000000212 R12: 0000000000000000 [ 72.083501][ T7974] R13: 0000000000000001 R14: 00007ffdf4cd05a0 R15: 00000000000001e3 [ 72.091481][ T7974] [ 72.094645][ T7974] Kernel Offset: disabled [ 72.098966][ T7974] Rebooting in 86400 seconds..