Warning: Permanently added '10.128.0.118' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   44.539246][ T6817] IPVS: ftp: loaded support on port[0] = 21
[   46.574232][   T23] Bluetooth: hci0: command 0x0409 tx timeout
[   48.652754][    T5] Bluetooth: hci0: command 0x041b tx timeout
[   49.611814][ T6849] ------------[ cut here ]------------
[   49.617473][ T6849] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0
[   49.627299][ T6849] WARNING: CPU: 0 PID: 6849 at lib/debugobjects.c:488 debug_object_assert_init+0x1fa/0x250
[   49.637861][ T6849] Kernel panic - not syncing: panic_on_warn set ...
[   49.644428][ T6849] CPU: 0 PID: 6849 Comm: syz-executor864 Not tainted 5.9.0-rc1-syzkaller #0
[   49.654559][ T6849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   49.664952][ T6849] Call Trace:
[   49.668230][ T6849]  dump_stack+0x1f0/0x31e
[   49.672560][ T6849]  panic+0x264/0x7a0
[   49.676430][ T6849]  ? __warn+0x102/0x250
[   49.680752][ T6849]  ? debug_object_assert_init+0x1fa/0x250
[   49.686460][ T6849]  ? debug_object_assert_init+0x1fa/0x250
[   49.692172][ T6849]  __warn+0x227/0x250
[   49.696135][ T6849]  ? debug_object_assert_init+0x1fa/0x250
[   49.701830][ T6849]  report_bug+0x1b1/0x2e0
[   49.706139][ T6849]  handle_bug+0x42/0x80
[   49.710486][ T6849]  exc_invalid_op+0x16/0x40
[   49.714998][ T6849]  asm_exc_invalid_op+0x12/0x20
[   49.719827][ T6849] RIP: 0010:debug_object_assert_init+0x1fa/0x250
[   49.726134][ T6849] Code: e8 9b 19 10 fe 4c 8b 45 00 48 c7 c7 63 99 15 89 48 c7 c6 5d 98 15 89 48 c7 c2 42 3e 2d 89 31 c9 49 89 d9 31 c0 e8 76 e6 a1 fd <0f> 0b ff 05 da 8a ea 05 48 83 c5 38 48 89 e8 48 c1 e8 03 42 80 3c
[   49.745803][ T6849] RSP: 0018:ffffc900052f7840 EFLAGS: 00010046
[   49.751861][ T6849] RAX: 70f07cea71b7be00 RBX: 0000000000000000 RCX: ffff8880a86d8440
[   49.759806][ T6849] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
[   49.767750][ T6849] RBP: ffffffff89502bc0 R08: ffffffff815e2109 R09: ffffed1015d041c3
[   49.775713][ T6849] R10: ffffed1015d041c3 R11: 0000000000000000 R12: dffffc0000000000
[   49.783830][ T6849] R13: ffff8880a31bc200 R14: 0000000000000002 R15: ffffffff8b9f6688
[   49.791845][ T6849]  ? vprintk_emit+0x339/0x3c0
[   49.796530][ T6849]  del_timer+0x2f/0x390
[   49.800665][ T6849]  ? trace_irq_disable_rcuidle+0x1f/0x1c0
[   49.806376][ T6849]  try_to_grab_pending+0xba/0x9f0
[   49.811395][ T6849]  ? lockdep_hardirqs_on_prepare+0x445/0x6a0
[   49.817371][ T6849]  cancel_delayed_work+0x37/0x2b0
[   49.822370][ T6849]  l2cap_chan_del+0x5bf/0x760
[   49.827135][ T6849]  l2cap_chan_close+0x7bf/0xae0
[   49.832156][ T6849]  l2cap_sock_shutdown+0x39f/0x700
[   49.837255][ T6849]  l2cap_sock_release+0x63/0x190
[   49.842621][ T6849]  sock_close+0xd8/0x260
[   49.847112][ T6849]  ? sock_mmap+0x90/0x90
[   49.851328][ T6849]  __fput+0x34f/0x7b0
[   49.855292][ T6849]  task_work_run+0x137/0x1c0
[   49.859865][ T6849]  do_exit+0x5f3/0x1f20
[   49.863996][ T6849]  ? trace_lock_release+0x137/0x1a0
[   49.869192][ T6849]  do_group_exit+0x161/0x2d0
[   49.873778][ T6849]  get_signal+0x13bb/0x1d50
[   49.878371][ T6849]  arch_do_signal+0x33/0x610
[   49.882940][ T6849]  ? lock_is_held_type+0xb3/0xe0
[   49.887873][ T6849]  ? exit_to_user_mode_prepare+0x3d/0x1b0
[   49.893566][ T6849]  exit_to_user_mode_prepare+0x8d/0x1b0
[   49.899098][ T6849]  syscall_exit_to_user_mode+0x5e/0x1a0
[   49.904706][ T6849]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   49.910584][ T6849] RIP: 0033:0x446d99
[   49.914447][ T6849] Code: Bad RIP value.
[   49.918499][ T6849] RSP: 002b:00007ffe6690c978 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
[   49.926894][ T6849] RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 0000000000446d99
[   49.934848][ T6849] RDX: 000000000000000e RSI: 0000000020000080 RDI: 0000000000000004
[   49.942798][ T6849] RBP: 0000000000000003 R08: 00000000000000ff R09: 00000000000000ff
[   49.950759][ T6849] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000ab7850
[   49.958705][ T6849] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000
[   49.968273][ T6849] Kernel Offset: disabled
[   49.972679][ T6849] Rebooting in 86400 seconds..