dev: loaded udev
DUID 00:04:a8:5c:c4:d3:cc:20:9d:78:d3:09:95:4b:d1:20:d6:92
forked to background, child pid 2385
no interfaces have a carrier
Starting sshd: OK

syzkaller
Warning: Permanently added '10.128.1.181' (ECDSA) to the list of known hosts.
2023/03/27 06:07:06 fuzzer started
syzkaller login: [   31.380336][ T2455] ------------[ cut here ]------------
[   31.381218][ T2455] WARNING: CPU: 1 PID: 2455 at include/linux/cpumask.h:143 c_start+0x1da/0x250
[   31.382504][ T2455] Modules linked in:
[   31.383091][ T2455] CPU: 1 PID: 2455 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00083-g2b947f8769be #0
[   31.384504][ T2455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
[   31.385886][ T2455] RIP: 0010:c_start+0x1da/0x250
[   31.386572][ T2455] Code: 58 55 87 e8 18 09 3e 00 4c 89 e0 5b 5d 41 5c 41 5d 41 5e c3 f3 48 0f bc db e8 02 09 3e 00 89 db e9 38 ff ff ff e8 f6 08 3e 00 <0f> 0b e9 c1 fe ff ff 48 c7 c7 c0 bc e1 88 e8 b3 9e 72 00 e9 67 ff
[   31.389352][ T2455] RSP: 0018:ffffc900005c7c68 EFLAGS: 00010293
[   31.390273][ T2455] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000
[   31.391570][ T2455] RDX: ffff8881134f9c00 RSI: ffffffff810cf5aa RDI: 0000000000000004
[   31.392651][ T2455] RBP: ffffffff88e1bcc0 R08: 0000000000000004 R09: 0000000000000007
[   31.393722][ T2455] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88810b0f6840
[   31.394797][ T2455] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000
[   31.395874][ T2455] FS:  000000c0004f2890(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000
[   31.397157][ T2455] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.398091][ T2455] CR2: 0000000000d9de43 CR3: 000000010f5d0000 CR4: 00000000003506e0
[   31.399167][ T2455] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   31.400239][ T2455] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   31.401326][ T2455] Call Trace:
[   31.404609][ T2455]  <TASK>
[   31.407588][ T2455]  seq_read_iter+0x2ca/0x12d0
[   31.412276][ T2455]  proc_reg_read_iter+0x115/0x2d0
[   31.417367][ T2455]  vfs_read+0x681/0x930
[   31.421548][ T2455]  ? kernel_read+0x1c0/0x1c0
[   31.426141][ T2455]  ? __fget_files+0x26a/0x480
[   31.430868][ T2455]  ksys_read+0x12b/0x250
[   31.435135][ T2455]  ? vfs_write+0xe10/0xe10
[   31.439603][ T2455]  ? syscall_enter_from_user_mode+0x26/0xb0
[   31.445519][ T2455]  do_syscall_64+0x39/0xb0
[   31.449983][ T2455]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   31.455912][ T2455] RIP: 0033:0x403ace
[   31.459876][ T2455] 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
[   31.479561][ T2455] RSP: 002b:000000c000c8f308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
[   31.488028][ T2455] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace
[   31.496016][ T2455] RDX: 0000000000001000 RSI: 000000c00043a000 RDI: 0000000000000003
[   31.504042][ T2455] RBP: 000000c000c8f348 R08: 0000000000000000 R09: 0000000000000000
[   31.512066][ T2455] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000c8f488
[   31.520133][ T2455] R13: 0000000000000000 R14: 000000c0000061a0 R15: 0000000000100000
[   31.528189][ T2455]  </TASK>
[   31.531205][ T2455] Kernel panic - not syncing: kernel: panic_on_warn set ...
[   31.538492][ T2455] CPU: 1 PID: 2455 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00083-g2b947f8769be #0
[   31.548460][ T2455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
[   31.558502][ T2455] Call Trace:
[   31.561769][ T2455]  <TASK>
[   31.564690][ T2455]  dump_stack_lvl+0xd9/0x150
[   31.569279][ T2455]  panic+0x688/0x730
[   31.573165][ T2455]  ? panic_smp_self_stop+0x90/0x90
[   31.578267][ T2455]  ? show_trace_log_lvl+0x285/0x390
[   31.583465][ T2455]  ? c_start+0x1da/0x250
[   31.587704][ T2455]  check_panic_on_warn+0xb1/0xc0
[   31.592633][ T2455]  __warn+0xf2/0x4f0
[   31.596520][ T2455]  ? c_start+0x1da/0x250
[   31.600758][ T2455]  report_bug+0x2da/0x500
[   31.605082][ T2455]  handle_bug+0x3c/0x70
[   31.609228][ T2455]  exc_invalid_op+0x18/0x50
[   31.613724][ T2455]  asm_exc_invalid_op+0x1a/0x20
[   31.618567][ T2455] RIP: 0010:c_start+0x1da/0x250
[   31.623423][ T2455] Code: 58 55 87 e8 18 09 3e 00 4c 89 e0 5b 5d 41 5c 41 5d 41 5e c3 f3 48 0f bc db e8 02 09 3e 00 89 db e9 38 ff ff ff e8 f6 08 3e 00 <0f> 0b e9 c1 fe ff ff 48 c7 c7 c0 bc e1 88 e8 b3 9e 72 00 e9 67 ff
[   31.643132][ T2455] RSP: 0018:ffffc900005c7c68 EFLAGS: 00010293
[   31.649205][ T2455] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000
[   31.657167][ T2455] RDX: ffff8881134f9c00 RSI: ffffffff810cf5aa RDI: 0000000000000004
[   31.665135][ T2455] RBP: ffffffff88e1bcc0 R08: 0000000000000004 R09: 0000000000000007
[   31.673102][ T2455] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88810b0f6840
[   31.681063][ T2455] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000
[   31.689031][ T2455]  ? c_start+0x1da/0x250
[   31.693276][ T2455]  ? c_start+0x1da/0x250
[   31.697516][ T2455]  seq_read_iter+0x2ca/0x12d0
[   31.702196][ T2455]  proc_reg_read_iter+0x115/0x2d0
[   31.707227][ T2455]  vfs_read+0x681/0x930
[   31.711383][ T2455]  ? kernel_read+0x1c0/0x1c0
[   31.715970][ T2455]  ? __fget_files+0x26a/0x480
[   31.720639][ T2455]  ksys_read+0x12b/0x250
[   31.724872][ T2455]  ? vfs_write+0xe10/0xe10
[   31.729278][ T2455]  ? syscall_enter_from_user_mode+0x26/0xb0
[   31.735166][ T2455]  do_syscall_64+0x39/0xb0
[   31.739585][ T2455]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   31.745474][ T2455] RIP: 0033:0x403ace
[   31.749376][ T2455] 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
[   31.768978][ T2455] RSP: 002b:000000c000c8f308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
[   31.777386][ T2455] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace
[   31.785349][ T2455] RDX: 0000000000001000 RSI: 000000c00043a000 RDI: 0000000000000003
[   31.793315][ T2455] RBP: 000000c000c8f348 R08: 0000000000000000 R09: 0000000000000000
[   31.801278][ T2455] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000c8f488
[   31.809256][ T2455] R13: 0000000000000000 R14: 000000c0000061a0 R15: 0000000000100000
[   31.817247][ T2455]  </TASK>
[   31.820468][ T2455] Kernel Offset: disabled
[   31.824846][ T2455] Rebooting in 86400 seconds..