Warning: Permanently added '10.128.0.164' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   65.736298][ T8487] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor015/8487
[   65.745830][ T8487] caller is lockdep_hardirqs_on_prepare+0x5e/0x410
[   65.752973][ T8487] CPU: 1 PID: 8487 Comm: syz-executor015 Not tainted 5.10.0-rc1-syzkaller #0
[   65.761728][ T8487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   65.771758][ T8487] Call Trace:
[   65.775030][ T8487]  dump_stack+0x107/0x163
[   65.779342][ T8487]  check_preemption_disabled+0x123/0x130
[   65.784955][ T8487]  lockdep_hardirqs_on_prepare+0x5e/0x410
[   65.790652][ T8487]  trace_hardirqs_on+0x5b/0x1c0
[   65.795501][ T8487]  __bad_area_nosemaphore+0xc6/0x400
[   65.800789][ T8487]  do_user_addr_fault+0x7d7/0xb40
[   65.805795][ T8487]  exc_page_fault+0x9e/0x180
[   65.810375][ T8487]  ? asm_exc_page_fault+0x8/0x30
[   65.815287][ T8487]  asm_exc_page_fault+0x1e/0x30
[   65.820111][ T8487] RIP: 0033:0x4241f0
[   65.823987][ T8487] Code: 66 0f ef c0 66 0f ef c9 66 0f ef d2 66 0f ef db 48 89 f8 48 89 f9 48 81 e1 ff 0f 00 00 48 81 f9 cf 0f 00 00 77 74 48 83 e0 f0 <66> 0f 74 00 66 0f 74 48 10 66 0f 74 50 20 66 0f 74 58 30 66 0f d7
[   65.843581][ T8487] RSP: 002b:00007ffea6846198 EFLAGS: 00010246
[   65.849637][ T8487] RAX: 0000000000000000 RBX: 00007ffea68461c0 RCX: 0000000000000000
[   65.857583][ T8487] RDX: 0000000000000010 RSI: 000000000000000f RDI: 0000000000000000
[   65.865531][ T8487] RBP: 0000000000000003 R08: 00000000ffffffff R09: 0000000000000000
[   65.873496][ T8487] R10: 0000000000000000 R11: 000000000000000f R12: 0000000000401d70
[   65.881457][ T8487] R13: 0000000000401e00 R14: 0000000000000000 R15: 0000000000000000
[   65.889564][ T8487] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor015/8487
[   65.898984][ T8487] caller is lockdep_hardirqs_on+0x38/0x110
[   65.904779][ T8487] CPU: 1 PID: 8487 Comm: syz-executor015 Not tainted 5.10.0-rc1-syzkaller #0
[   65.913521][ T8487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   65.923571][ T8487] Call Trace:
[   65.926844][ T8487]  dump_stack+0x107/0x163
[   65.931177][ T8487]  check_preemption_disabled+0x123/0x130
[   65.936805][ T8487]  ? __bad_area_nosemaphore+0xc6/0x400
[   65.942246][ T8487]  lockdep_hardirqs_on+0x38/0x110
[   65.947243][ T8487]  __bad_area_nosemaphore+0xc6/0x400
[   65.952507][ T8487]  do_user_addr_fault+0x7d7/0xb40
[   65.957511][ T8487]  exc_page_fault+0x9e/0x180
[   65.962091][ T8487]  ? asm_exc_page_fault+0x8/0x30
[   65.967013][ T8487]  asm_exc_page_fault+0x1e/0x30
[   65.971839][ T8487] RIP: 0033:0x4241f0
[   65.975710][ T8487] Code: 66 0f ef c0 66 0f ef c9 66 0f ef d2 66 0f ef db 48 89 f8 48 89 f9 48 81 e1 ff 0f 00 00 48 81 f9 cf 0f 00 00 77 74 48 83 e0 f0 <66> 0f 74 00 66 0f 74 48 10 66 0f 74 50 20 66 0f 74 58 30 66 0f d7
[   65.995287][ T8487] RSP: 002b:00007ffea6846198 EFLAGS: 00010246
[   66.001329][ T8487] RAX: 0000000000000000 RBX: 00007ffea68461c0 RCX: 0000000000000000
[   66.009290][ T8487] RDX: 0000000000000010 RSI: 000000000000000f RDI: 0000000000000000
[   66.017248][ T8487] RBP: 0000000000000003 R08: 00000000ffffffff R09: 0000000000000000
[   66.025207][ T8487] R10: 0000000000000000 R11: 000000000000000f R12: 0000000000401d70
[   66.033155][ T8487] R13: 0000000000401e00 R14: 00