dhcpcd-9.4.0 starting
dev: loaded udev
DUID 00:04:38:86:54:de:e3:84:6f:42:f0:0e:4e:a9:8b:37:24:d9
forked to background, child pid 2385
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.1.93' (ECDSA) to the list of known hosts.
2023/03/27 05:09:33 fuzzer started
syzkaller login: [ 30.972852][ T2450] ------------[ cut here ]------------
[ 30.978425][ T2450] WARNING: CPU: 1 PID: 2450 at include/linux/cpumask.h:143 c_start+0x1da/0x250
[ 30.987444][ T2450] Modules linked in:
[ 30.991398][ T2450] CPU: 1 PID: 2450 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00083-g2b947f8769be #0
[ 31.001435][ T2450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
[ 31.011520][ T2450] RIP: 0010:c_start+0x1da/0x250
[ 31.016375][ T2450] 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
[ 31.036041][ T2450] RSP: 0018:ffffc90000547c68 EFLAGS: 00010293
[ 31.042152][ T2450] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000
[ 31.050158][ T2450] RDX: ffff88811f488000 RSI: ffffffff810cf5aa RDI: 0000000000000004
[ 31.058151][ T2450] RBP: ffffffff88e1bcc0 R08: 0000000000000004 R09: 0000000000000007
[ 31.066188][ T2450] R10: 0000000000000002 R11: 0000000000000000 R12: ffff888109078718
[ 31.074224][ T2450] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000
[ 31.082238][ T2450] FS: 0000000001ec6270(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000
[ 31.091263][ T2450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 31.097861][ T2450] CR2: 00007f6f885f3458 CR3: 0000000112632000 CR4: 00000000003506e0
[ 31.105879][ T2450] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 31.113910][ T2450] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 31.121932][ T2450] Call Trace:
[ 31.125224][ T2450]
[ 31.128151][ T2450] seq_read_iter+0x2ca/0x12d0
[ 31.132882][ T2450] proc_reg_read_iter+0x115/0x2d0
[ 31.137926][ T2450] vfs_read+0x681/0x930
[ 31.142127][ T2450] ? kernel_read+0x1c0/0x1c0
[ 31.146742][ T2450] ? __fget_files+0x26a/0x480
[ 31.151459][ T2450] ksys_read+0x12b/0x250
[ 31.155729][ T2450] ? vfs_write+0xe10/0xe10
[ 31.160198][ T2450] ? syscall_enter_from_user_mode+0x26/0xb0
[ 31.166121][ T2450] do_syscall_64+0x39/0xb0
[ 31.170580][ T2450] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 31.176493][ T2450] RIP: 0033:0x403ace
[ 31.180441][ T2450] 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
[ 31.200125][ T2450] RSP: 002b:000000c00083b308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
[ 31.208533][ T2450] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace
[ 31.216571][ T2450] RDX: 0000000000001000 RSI: 000000c00038c000 RDI: 0000000000000003
[ 31.224593][ T2450] RBP: 000000c00083b348 R08: 0000000000000000 R09: 0000000000000000
[ 31.232615][ T2450] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c00083b488
[ 31.240628][ T2450] R13: 0000000000000000 R14: 000000c0000061a0 R15: 0000000000000100
[ 31.248611][ T2450]
[ 31.251702][ T2450] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 31.258985][ T2450] CPU: 1 PID: 2450 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00083-g2b947f8769be #0
[ 31.268954][ T2450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
[ 31.278998][ T2450] Call Trace:
[ 31.282266][ T2450]
[ 31.285203][ T2450] dump_stack_lvl+0xd9/0x150
[ 31.289796][ T2450] panic+0x688/0x730
[ 31.293685][ T2450] ? panic_smp_self_stop+0x90/0x90
[ 31.298809][ T2450] ? show_trace_log_lvl+0x285/0x390
[ 31.304007][ T2450] ? c_start+0x1da/0x250
[ 31.308242][ T2450] check_panic_on_warn+0xb1/0xc0
[ 31.313190][ T2450] __warn+0xf2/0x4f0
[ 31.317082][ T2450] ? c_start+0x1da/0x250
[ 31.321320][ T2450] report_bug+0x2da/0x500
[ 31.325642][ T2450] handle_bug+0x3c/0x70
[ 31.329804][ T2450] exc_invalid_op+0x18/0x50
[ 31.334300][ T2450] asm_exc_invalid_op+0x1a/0x20
[ 31.339144][ T2450] RIP: 0010:c_start+0x1da/0x250
[ 31.344003][ T2450] 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
[ 31.363601][ T2450] RSP: 0018:ffffc90000547c68 EFLAGS: 00010293
[ 31.369743][ T2450] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000
[ 31.377717][ T2450] RDX: ffff88811f488000 RSI: ffffffff810cf5aa RDI: 0000000000000004
[ 31.385676][ T2450] RBP: ffffffff88e1bcc0 R08: 0000000000000004 R09: 0000000000000007
[ 31.393650][ T2450] R10: 0000000000000002 R11: 0000000000000000 R12: ffff888109078718
[ 31.401609][ T2450] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000
[ 31.409575][ T2450] ? c_start+0x1da/0x250
[ 31.413832][ T2450] ? c_start+0x1da/0x250
[ 31.418076][ T2450] seq_read_iter+0x2ca/0x12d0
[ 31.422752][ T2450] proc_reg_read_iter+0x115/0x2d0
[ 31.427767][ T2450] vfs_read+0x681/0x930
[ 31.431916][ T2450] ? kernel_read+0x1c0/0x1c0
[ 31.436492][ T2450] ? __fget_files+0x26a/0x480
[ 31.441175][ T2450] ksys_read+0x12b/0x250
[ 31.445406][ T2450] ? vfs_write+0xe10/0xe10
[ 31.449809][ T2450] ? syscall_enter_from_user_mode+0x26/0xb0
[ 31.455694][ T2450] do_syscall_64+0x39/0xb0
[ 31.460100][ T2450] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 31.465985][ T2450] RIP: 0033:0x403ace
[ 31.469873][ T2450] 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
[ 31.489499][ T2450] RSP: 002b:000000c00083b308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
[ 31.497907][ T2450] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace
[ 31.505868][ T2450] RDX: 0000000000001000 RSI: 000000c00038c000 RDI: 0000000000000003
[ 31.513843][ T2450] RBP: 000000c00083b348 R08: 0000000000000000 R09: 0000000000000000
[ 31.521810][ T2450] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c00083b488
[ 31.529768][ T2450] R13: 0000000000000000 R14: 000000c0000061a0 R15: 0000000000000100
[ 31.537730][ T2450]
[ 31.540829][ T2450] Kernel Offset: disabled
[ 31.545191][ T2450] Rebooting in 86400 seconds..