Warning: Permanently added '10.128.1.51' (ECDSA) to the list of known hosts. 2023/03/27 07:08:27 fuzzer started [ 29.380601][ T2454] ------------[ cut here ]------------ [ 29.381501][ T2454] WARNING: CPU: 1 PID: 2454 at include/linux/cpumask.h:143 c_start+0x1da/0x250 [ 29.382723][ T2454] Modules linked in: [ 29.383290][ T2454] CPU: 1 PID: 2454 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00083-g2b947f8769be #0 [ 29.384704][ T2454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 29.386044][ T2454] RIP: 0010:c_start+0x1da/0x250 [ 29.386749][ T2454] 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 [ 29.389361][ T2454] RSP: 0018:ffffc90001467c68 EFLAGS: 00010293 [ 29.390303][ T2454] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000 [ 29.391401][ T2454] RDX: ffff88811a9dd400 RSI: ffffffff810cf5aa RDI: 0000000000000004 [ 29.392476][ T2454] RBP: ffffffff88e1bcc0 R08: 0000000000000004 R09: 0000000000000007 [ 29.393574][ T2454] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88810f3b03a0 [ 29.394670][ T2454] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000 [ 29.395785][ T2454] FS: 000000c00024fc90(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000 [ 29.397110][ T2454] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.398017][ T2454] CR2: 000000c000cc9000 CR3: 0000000111628000 CR4: 00000000003506e0 [ 29.399235][ T2454] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 29.400423][ T2454] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 29.403658][ T2454] Call Trace: [ 29.406935][ T2454] [ 29.409870][ T2454] seq_read_iter+0x2ca/0x12d0 [ 29.414641][ T2454] proc_reg_read_iter+0x115/0x2d0 [ 29.419687][ T2454] vfs_read+0x681/0x930 [ 29.423894][ T2454] ? kernel_read+0x1c0/0x1c0 [ 29.428525][ T2454] ? __fget_files+0x26a/0x480 [ 29.433268][ T2454] ksys_read+0x12b/0x250 [ 29.437545][ T2454] ? vfs_write+0xe10/0xe10 [ 29.442008][ T2454] ? syscall_enter_from_user_mode+0x26/0xb0 [ 29.447928][ T2454] do_syscall_64+0x39/0xb0 [ 29.452395][ T2454] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 29.458312][ T2454] RIP: 0033:0x403ace [ 29.462269][ T2454] 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 [ 29.481977][ T2454] RSP: 002b:000000c000c93308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 29.490492][ T2454] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace [ 29.498511][ T2454] RDX: 0000000000001000 RSI: 000000c000370000 RDI: 0000000000000003 [ 29.506556][ T2454] RBP: 000000c000c93348 R08: 0000000000000000 R09: 0000000000000000 [ 29.514576][ T2454] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000c93488 [ 29.522598][ T2454] R13: 0000000000000000 R14: 000000c0000061a0 R15: 4000000000000000 [ 29.530708][ T2454] [ 29.533724][ T2454] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 29.541021][ T2454] CPU: 1 PID: 2454 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00083-g2b947f8769be #0 [ 29.551011][ T2454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 29.561058][ T2454] Call Trace: [ 29.564339][ T2454] [ 29.567262][ T2454] dump_stack_lvl+0xd9/0x150 [ 29.571867][ T2454] panic+0x688/0x730 [ 29.575767][ T2454] ? panic_smp_self_stop+0x90/0x90 [ 29.580867][ T2454] ? show_trace_log_lvl+0x285/0x390 [ 29.586071][ T2454] ? c_start+0x1da/0x250 [ 29.590319][ T2454] check_panic_on_warn+0xb1/0xc0 [ 29.595259][ T2454] __warn+0xf2/0x4f0 [ 29.599142][ T2454] ? c_start+0x1da/0x250 [ 29.603383][ T2454] report_bug+0x2da/0x500 [ 29.607732][ T2454] handle_bug+0x3c/0x70 [ 29.611889][ T2454] exc_invalid_op+0x18/0x50 [ 29.616406][ T2454] asm_exc_invalid_op+0x1a/0x20 [ 29.621262][ T2454] RIP: 0010:c_start+0x1da/0x250 [ 29.626120][ T2454] 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 [ 29.645725][ T2454] RSP: 0018:ffffc90001467c68 EFLAGS: 00010293 [ 29.651796][ T2454] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000 [ 29.659767][ T2454] RDX: ffff88811a9dd400 RSI: ffffffff810cf5aa RDI: 0000000000000004 [ 29.667857][ T2454] RBP: ffffffff88e1bcc0 R08: 0000000000000004 R09: 0000000000000007 [ 29.675847][ T2454] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88810f3b03a0 [ 29.683830][ T2454] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000 [ 29.691816][ T2454] ? c_start+0x1da/0x250 [ 29.696110][ T2454] ? c_start+0x1da/0x250 [ 29.700404][ T2454] seq_read_iter+0x2ca/0x12d0 [ 29.705130][ T2454] proc_reg_read_iter+0x115/0x2d0 [ 29.710162][ T2454] vfs_read+0x681/0x930 [ 29.714322][ T2454] ? kernel_read+0x1c0/0x1c0 [ 29.718914][ T2454] ? __fget_files+0x26a/0x480 [ 29.723607][ T2454] ksys_read+0x12b/0x250 [ 29.727847][ T2454] ? vfs_write+0xe10/0xe10 [ 29.732267][ T2454] ? syscall_enter_from_user_mode+0x26/0xb0 [ 29.738162][ T2454] do_syscall_64+0x39/0xb0 [ 29.742571][ T2454] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 29.748460][ T2454] RIP: 0033:0x403ace [ 29.752352][ T2454] 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 [ 29.772128][ T2454] RSP: 002b:000000c000c93308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 29.780538][ T2454] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace [ 29.788511][ T2454] RDX: 0000000000001000 RSI: 000000c000370000 RDI: 0000000000000003 [ 29.796589][ T2454] RBP: 000000c000c93348 R08: 0000000000000000 R09: 0000000000000000 [ 29.804569][ T2454] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000c93488 [ 29.812705][ T2454] R13: 0000000000000000 R14: 000000c0000061a0 R15: 4000000000000000 [ 29.820672][ T2454] [ 29.823891][ T2454] Kernel Offset: disabled [ 29.828263][ T2454] Rebooting in 86400 seconds..