Warning: Permanently added '10.128.0.153' (ECDSA) to the list of known hosts. [ 282.795784][T10424] ------------[ cut here ]------------ [ 282.795790][T10424] DEBUG_LOCKS_WARN_ON(chain_key != INITIAL_CHAIN_KEY) [ 282.795864][T10424] WARNING: CPU: 0 PID: 10424 at kernel/locking/lockdep.c:4404 __lock_acquire+0x1a0f/0x5570 [ 282.795869][T10424] Kernel panic - not syncing: panic_on_warn set ... [ 282.795878][T10424] CPU: 0 PID: 10424 Comm: Not tainted 5.9.0-rc3-syzkaller #0 [ 282.795882][T10424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.795885][T10424] Call Trace: [ 282.795900][T10424] dump_stack+0x198/0x1fd [ 282.795915][T10424] panic+0x347/0x7c0 [ 282.795927][T10424] ? __warn_printk+0xf3/0xf3 [ 282.795940][T10424] ? cont_add+0x98/0x120 [ 282.795953][T10424] ? __warn.cold+0x5/0x46 [ 282.795965][T10424] ? __warn+0xd6/0x1f2 [ 282.795978][T10424] ? __lock_acquire+0x1a0f/0x5570 [ 282.795989][T10424] __warn.cold+0x20/0x46 [ 282.796059][T10424] ? _raw_spin_unlock+0x24/0x40 [ 282.796074][T10424] ? __lock_acquire+0x1a0f/0x5570 [ 282.796081][T10424] report_bug+0x1bd/0x210 [ 282.796123][T10424] handle_bug+0x38/0x90 [ 282.796131][T10424] ? __warn_printk+0xc6/0xf3 [ 282.796138][T10424] exc_invalid_op+0x14/0x40 [ 282.796145][T10424] asm_exc_invalid_op+0x12/0x20 [ 282.796155][T10424] RIP: 0010:__lock_acquire+0x1a0f/0x5570 [ 282.796163][T10424] Code: d2 0f 85 d1 2f 00 00 44 8b 3d d5 81 58 09 45 85 ff 0f 85 73 f3 ff ff 48 c7 c6 00 d4 4b 88 48 c7 c7 20 a8 4b 88 e8 43 32 eb ff <0f> 0b e9 5c f3 ff ff 48 c7 c2 60 31 97 8c 48 b8 00 00 00 00 00 fc [ 282.796168][T10424] RSP: 0018:ffffc900055472e0 EFLAGS: 00010086 [ 282.796174][T10424] RAX: 0000000000000000 RBX: 0000000007000000 RCX: 0000000000000000 [ 282.796180][T10424] RDX: ffff888000132000 RSI: ffffffff815db9a7 RDI: fffff52000aa8e4e [ 282.796184][T10424] RBP: ffff8880001328e8 R08: 0000000000000000 R09: ffffffff89bcb4a3 [ 282.796189][T10424] R10: 00000000000005a3 R11: 0000000000000001 R12: 0000000000000000 [ 282.796193][T10424] R13: 0000000000000000 R14: ffff888000132000 R15: 0000000000000000 [ 282.796202][T10424] ? vprintk_func+0x97/0x1a6 [ 282.796214][T10424] ? lockdep_hardirqs_on_prepare+0x530/0x530 [ 282.796223][T10424] lock_acquire+0x1f3/0xae0 [ 282.796233][T10424] ? blocking_notifier_call_chain+0x90/0x90 [ 282.796241][T10424] ? lock_release+0x8f0/0x8f0 [ 282.796248][T10424] ? lock_downgrade+0x830/0x830 [ 282.796257][T10424] ? fb_get_color_depth+0x11a/0x240 [ 282.796265][T10424] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 282.796275][T10424] __atomic_notifier_call_chain+0x48/0x180 [ 282.796283][T10424] ? blocking_notifier_call_chain+0x90/0x90 [ 282.796292][T10424] do_con_write+0xed5/0x1d70 [ 282.796301][T10424] ? do_con_trol+0x51e0/0x51e0 [ 282.796311][T10424] ? wait_for_completion+0x260/0x260 [ 282.796318][T10424] con_write+0x22/0xb0 [ 282.796326][T10424] n_tty_write+0x3ce/0xf80 [ 282.796336][T10424] ? n_tty_receive_char_lnext+0x700/0x700 [ 282.796344][T10424] ? lock_is_held_type+0xbb/0xf0 [ 282.796352][T10424] ? __init_waitqueue_head+0x110/0x110 [ 282.796361][T10424] ? __virt_addr_valid+0x1fe/0x2b0 [ 282.796368][T10424] ? __phys_addr+0x9a/0x110 [ 282.796376][T10424] ? __might_fault+0x50/0x1d0 [ 282.796385][T10424] tty_write+0x4d9/0x870 [ 282.796392][T10424] ? n_tty_receive_char_lnext+0x700/0x700 [ 282.796400][T10424] ? tty_read+0x290/0x290 [ 282.796409][T10424] __kernel_write+0x199/0x570 [ 282.796419][T10424] write_pipe_buf+0x153/0x1f0 [ 282.796427][T10424] ? user_page_pipe_buf_try_steal+0x90/0x90 [ 282.796435][T10424] ? splice_from_pipe_next.part.0+0x2fe/0x3c0 [ 282.796443][T10424] __splice_from_pipe+0x3dc/0x830 [ 282.796452][T10424] ? user_page_pipe_buf_try_steal+0x90/0x90 [ 282.796461][T10424] direct_splice_actor+0x228/0x2f0 [ 282.796469][T10424] ? generic_splice_sendpage+0x140/0x140 [ 282.796479][T10424] splice_direct_to_actor+0x38c/0x980 [ 282.796488][T10424] ? generic_splice_sendpage+0x140/0x140 [ 282.796495][T10424] ? do_splice_to+0x170/0x170 [ 282.796504][T10424] ? security_file_permission+0x248/0x560 [ 282.796513][T10424] do_splice_direct+0x1b3/0x280 [ 282.796521][T10424] ? splice_direct_to_actor+0x980/0x980 [ 282.796529][T10424] ? security_file_permission+0x248/0x560 [ 282.796538][T10424] do_sendfile+0x55f/0xd40 [ 282.796547][T10424] ? do_compat_pwritev64+0x1b0/0x1b0 [ 282.796557][T10424] __x64_sys_sendfile64+0x1cc/0x210 [ 282.796567][T10424] ? __ia32_sys_sendfile+0x220/0x220 [ 282.796576][T10424] ? syscall_enter_from_user_mode+0x1d/0x60 [ 282.796583][T10424] ? check_preemption_disabled+0x50/0x130 [ 282.796590][T10424] ? syscall_enter_from_user_mode+0x1d/0x60 [ 282.796598][T10424] do_syscall_64+0x2d/0x70 [ 282.796605][T10424] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 282.796611][T10424] RIP: 0033:0x446ac9 [ 282.796614][T10424] Code: Bad RIP value. [ 282.796618][T10424] RSP: 002b:00007f7bb7b3cd18 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 282.796626][T10424] RAX: ffffffffffffffda RBX: 00000000006dbc58 RCX: 0000000000446ac9 [ 282.796630][T10424] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 [ 282.796635][T10424] RBP: 00000000006dbc50 R08: 65732f636f72702f R09: 65732f636f72702f [ 282.796639][T10424] R10: 0800000080004103 R11: 0000000000000246 R12: 00000000006dbc5c [ 282.796644][T10424] R13: 00007f7bb7b3cd20 R14: 00007f7bb7b3cd20 R15: 20c49ba5e353f7cf [ 282.797626][T10424] Kernel Offset: disabled [ 283.298571][T10424] Rebooting in 86400 seconds..