Warning: Permanently added '10.128.0.200' (ECDSA) to the list of known hosts.
2023/03/12 16:37:39 fuzzer started
syzkaller login: [   58.343438][ T5069] ------------[ cut here ]------------
[   58.349084][ T5069] WARNING: CPU: 0 PID: 5069 at include/linux/cpumask.h:143 c_start+0x1da/0x250
[   58.358146][ T5069] Modules linked in:
[   58.362056][ T5069] CPU: 0 PID: 5069 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00242-g81ff855485a3 #0
[   58.372306][ T5069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
[   58.382470][ T5069] RIP: 0010:c_start+0x1da/0x250
[   58.387401][ T5069] Code: 99 11 8c e8 b8 88 52 00 4c 89 e0 5b 5d 41 5c 41 5d 41 5e c3 f3 48 0f bc db e8 a2 88 52 00 89 db e9 38 ff ff ff e8 96 88 52 00 <0f> 0b e9 c1 fe ff ff 48 c7 c7 c0 45 78 8e e8 03 15 a4 00 e9 67 ff
[   58.407103][ T5069] RSP: 0018:ffffc9000393fc68 EFLAGS: 00010293
[   58.413187][ T5069] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000
[   58.421212][ T5069] RDX: ffff8880253b9d40 RSI: ffffffff813279da RDI: 0000000000000004
[   58.429311][ T5069] RBP: ffffffff8e7845c0 R08: 0000000000000004 R09: 0000000000000007
[   58.437357][ T5069] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88801c250718
[   58.445353][ T5069] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000
[   58.453426][ T5069] FS:  0000000001ec53d0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[   58.462421][ T5069] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.469077][ T5069] CR2: 000000c000067ff8 CR3: 000000007aa50000 CR4: 00000000003506f0
[   58.477091][ T5069] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   58.485056][ T5069] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   58.493100][ T5069] Call Trace:
[   58.496408][ T5069]  <TASK>
[   58.499336][ T5069]  seq_read_iter+0x2ca/0x12d0
[   58.504027][ T5069]  proc_reg_read_iter+0x115/0x2d0
[   58.509117][ T5069]  vfs_read+0x681/0x930
[   58.513290][ T5069]  ? kernel_read+0x1c0/0x1c0
[   58.517930][ T5069]  ? __mutex_unlock_slowpath+0x157/0x5e0
[   58.523589][ T5069]  ? __fget_files+0x26a/0x480
[   58.528361][ T5069]  ksys_read+0x12b/0x250
[   58.532619][ T5069]  ? vfs_write+0xe10/0xe10
[   58.537116][ T5069]  ? syscall_enter_from_user_mode+0x26/0xb0
[   58.543036][ T5069]  do_syscall_64+0x39/0xb0
[   58.547518][ T5069]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   58.553434][ T5069] RIP: 0033:0x403ace
[   58.557370][ T5069] Code: 48 89 6c 24 38 48 8d 6c 24 38 e8 0d 00 00 00 48 8b 6c 24 38 48 83 c4 40 c3 cc cc cc 49 89 f2 48 89 fa 48 89 ce 48 89 df 0f 05 <48> 3d 01 f0 ff ff 76 15 48 f7 d8 48 89 c1 48 c7 c0 ff ff ff ff 48
[   58.577077][ T5069] RSP: 002b:000000c000bfb308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
[   58.585505][ T5069] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace
[   58.593535][ T5069] RDX: 0000000000001000 RSI: 000000c000506000 RDI: 0000000000000003
[   58.601613][ T5069] RBP: 000000c000bfb348 R08: 0000000000000000 R09: 0000000000000000
[   58.609640][ T5069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000bfb488
[   58.617672][ T5069] R13: 0000000000000000 R14: 000000c0000061a0 R15: 1000000000000000
[   58.625651][ T5069]  </TASK>
[   58.628715][ T5069] Kernel panic - not syncing: kernel: panic_on_warn set ...
[   58.636007][ T5069] CPU: 0 PID: 5069 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00242-g81ff855485a3 #0
[   58.645973][ T5069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
[   58.656016][ T5069] Call Trace:
[   58.659286][ T5069]  <TASK>
[   58.662209][ T5069]  dump_stack_lvl+0xd9/0x150
[   58.666796][ T5069]  panic+0x688/0x730
[   58.670688][ T5069]  ? panic_smp_self_stop+0x90/0x90
[   58.675807][ T5069]  ? show_trace_log_lvl+0x285/0x390
[   58.681013][ T5069]  ? c_start+0x1da/0x250
[   58.685251][ T5069]  check_panic_on_warn+0xb1/0xc0
[   58.690186][ T5069]  __warn+0xf2/0x4f0
[   58.694075][ T5069]  ? c_start+0x1da/0x250
[   58.698316][ T5069]  report_bug+0x2da/0x500
[   58.702644][ T5069]  handle_bug+0x3c/0x70
[   58.706795][ T5069]  exc_invalid_op+0x18/0x50
[   58.711294][ T5069]  asm_exc_invalid_op+0x1a/0x20
[   58.716144][ T5069] RIP: 0010:c_start+0x1da/0x250
[   58.720991][ T5069] Code: 99 11 8c e8 b8 88 52 00 4c 89 e0 5b 5d 41 5c 41 5d 41 5e c3 f3 48 0f bc db e8 a2 88 52 00 89 db e9 38 ff ff ff e8 96 88 52 00 <0f> 0b e9 c1 fe ff ff 48 c7 c7 c0 45 78 8e e8 03 15 a4 00 e9 67 ff
[   58.740605][ T5069] RSP: 0018:ffffc9000393fc68 EFLAGS: 00010293
[   58.746681][ T5069] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000
[   58.754670][ T5069] RDX: ffff8880253b9d40 RSI: ffffffff813279da RDI: 0000000000000004
[   58.762647][ T5069] RBP: ffffffff8e7845c0 R08: 0000000000000004 R09: 0000000000000007
[   58.770622][ T5069] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88801c250718
[   58.778596][ T5069] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000
[   58.786582][ T5069]  ? c_start+0x1da/0x250
[   58.790844][ T5069]  ? c_start+0x1da/0x250
[   58.795102][ T5069]  seq_read_iter+0x2ca/0x12d0
[   58.800518][ T5069]  proc_reg_read_iter+0x115/0x2d0
[   58.805555][ T5069]  vfs_read+0x681/0x930
[   58.809724][ T5069]  ? kernel_read+0x1c0/0x1c0
[   58.814328][ T5069]  ? __mutex_unlock_slowpath+0x157/0x5e0
[   58.819979][ T5069]  ? __fget_files+0x26a/0x480
[   58.824688][ T5069]  ksys_read+0x12b/0x250
[   58.828937][ T5069]  ? vfs_write+0xe10/0xe10
[   58.833358][ T5069]  ? syscall_enter_from_user_mode+0x26/0xb0
[   58.839288][ T5069]  do_syscall_64+0x39/0xb0
[   58.843732][ T5069]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   58.849663][ T5069] RIP: 0033:0x403ace
[   58.853571][ T5069] Code: 48 89 6c 24 38 48 8d 6c 24 38 e8 0d 00 00 00 48 8b 6c 24 38 48 83 c4 40 c3 cc cc cc 49 89 f2 48 89 fa 48 89 ce 48 89 df 0f 05 <48> 3d 01 f0 ff ff 76 15 48 f7 d8 48 89 c1 48 c7 c0 ff ff ff ff 48
[   58.873220][ T5069] RSP: 002b:000000c000bfb308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
[   58.881644][ T5069] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace
[   58.889626][ T5069] RDX: 0000000000001000 RSI: 000000c000506000 RDI: 0000000000000003
[   58.897602][ T5069] RBP: 000000c000bfb348 R08: 0000000000000000 R09: 0000000000000000
[   58.905578][ T5069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000bfb488
[   58.913553][ T5069] R13: 0000000000000000 R14: 000000c0000061a0 R15: 1000000000000000
[   58.921545][ T5069]  </TASK>
[   58.924825][ T5069] Kernel Offset: disabled
[   58.929270][ T5069] Rebooting in 86400 seconds..