Warning: Permanently added '10.128.0.64' (ECDSA) to the list of known hosts.
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[   63.947302][ T6899] ------------[ cut here ]------------
[   63.952948][ T6899] WARNING: CPU: 1 PID: 6899 at kernel/signal.c:2431 get_signal+0x1b5c/0x1f00
[   63.961688][ T6899] Kernel panic - not syncing: panic_on_warn set ...
[   63.968268][ T6899] CPU: 1 PID: 6899 Comm: syz-executor116 Not tainted 5.9.0-rc7-syzkaller #0
[   63.976916][ T6899] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   63.986994][ T6899] Call Trace:
[   63.990284][ T6899]  dump_stack+0x198/0x1fd
[   63.994664][ T6899]  panic+0x382/0x7fb
[   63.998547][ T6899]  ? __warn_printk+0xf3/0xf3
[   64.003122][ T6899]  ? printk+0xba/0xed
[   64.007134][ T6899]  ? log_store.cold+0x16/0x16
[   64.011795][ T6899]  ? __warn.cold+0x5/0x4b
[   64.016103][ T6899]  ? __warn+0xd6/0x1f2
[   64.020161][ T6899]  ? get_signal+0x1b5c/0x1f00
[   64.024813][ T6899]  __warn.cold+0x20/0x4b
[   64.029035][ T6899]  ? get_signal+0x1b5c/0x1f00
[   64.033699][ T6899]  report_bug+0x1bd/0x210
[   64.038023][ T6899]  handle_bug+0x38/0x90
[   64.042161][ T6899]  exc_invalid_op+0x14/0x40
[   64.046643][ T6899]  asm_exc_invalid_op+0x12/0x20
[   64.051494][ T6899] RIP: 0010:get_signal+0x1b5c/0x1f00
[   64.056779][ T6899] Code: 00 48 c7 c2 40 da 8a 88 be d1 09 00 00 48 c7 c7 a0 da 8a 88 c6 05 09 8c 09 0a 01 e8 43 97 11 00 e9 42 f5 ff ff e8 14 78 2b 00 <0f> 0b 41 bc 00 80 00 00 e9 49 f9 ff ff 4c 89 ef e8 bf 4d 6c 00 e9
[   64.076547][ T6899] RSP: 0018:ffffc90005537ce8 EFLAGS: 00010093
[   64.082604][ T6899] RAX: 0000000000000000 RBX: 0000000100000000 RCX: ffffffff814abfc3
[   64.090571][ T6899] RDX: ffff88809315c580 RSI: ffffffff814ac67c RDI: 0000000000000005
[   64.098721][ T6899] RBP: 0000000000000000 R08: 0000000000000001 R09: ffff88809315ca0f
[   64.106684][ T6899] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000008000
[   64.114652][ T6899] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   64.122626][ T6899]  ? get_signal+0x14a3/0x1f00
[   64.127556][ T6899]  ? get_signal+0x1b5c/0x1f00
[   64.132228][ T6899]  ? get_signal+0x1b5c/0x1f00
[   64.136894][ T6899]  arch_do_signal+0x82/0x2520
[   64.141552][ T6899]  ? find_held_lock+0x2d/0x110
[   64.146305][ T6899]  ? copy_siginfo_to_user32+0xa0/0xa0
[   64.151670][ T6899]  ? lock_acquire+0x1f3/0xaf0
[   64.156332][ T6899]  ? lock_is_held_type+0xbb/0xf0
[   64.161260][ T6899]  ? find_held_lock+0x2d/0x110
[   64.166025][ T6899]  ? ret_from_fork+0x8/0x30
[   64.170515][ T6899]  ? exit_to_user_mode_prepare+0xb9/0x200
[   64.176227][ T6899]  ? check_preemption_disabled+0x50/0x130
[   64.181951][ T6899]  exit_to_user_mode_prepare+0x1ae/0x200
[   64.187574][ T6899]  syscall_exit_to_user_mode+0x7e/0x2e0
[   64.193107][ T6899]  ret_from_fork+0x15/0x30
[   64.197515][ T6899] RIP: 0033:0x446809
[   64.201403][ T6899] Code: e8 5c b3 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 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 0f 83 8b 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00
[   64.221096][ T6899] RSP: 002b:00007fbb8cdd1db8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[   64.229511][ T6899] RAX: 0000000000000000 RBX: 00000000006dbc28 RCX: 0000000000446809
[   64.237482][ T6899] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 000000000007a900
[   64.245449][ T6899] RBP: 00000000006dbc20 R08: ffffffffffffffff R09: 0000000000000000
[   64.253432][ T6899] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc2c
[   64.262192][ T6899] R13: 00007ffeca1e9fef R14: 00007fbb8cdd29c0 R15: 20c49ba5e353f7cf
[   65.341364][ T6899] Shutting down cpus with NMI
[   65.347161][ T6899] Kernel Offset: disabled
[   65.351627][ T6899] Rebooting in 86400 seconds..