Warning: Permanently added '10.128.1.75' (ECDSA) to the list of known hosts.
2023/03/27 06:10:52 fuzzer started
syzkaller login: [ 29.115832][ T2454] ------------[ cut here ]------------
[ 29.116748][ T2454] WARNING: CPU: 0 PID: 2454 at include/linux/cpumask.h:143 c_start+0x1da/0x250
[ 29.118031][ T2454] Modules linked in:
[ 29.118612][ T2454] CPU: 0 PID: 2454 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00083-g2b947f8769be #0
[ 29.119980][ T2454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
[ 29.121371][ T2454] RIP: 0010:c_start+0x1da/0x250
[ 29.122113][ 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
[ 29.124882][ T2454] RSP: 0018:ffffc90000597c68 EFLAGS: 00010293
[ 29.125770][ T2454] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000
[ 29.126875][ T2454] RDX: ffff8881145d8000 RSI: ffffffff810cf5aa RDI: 0000000000000004
[ 29.127989][ T2454] RBP: ffffffff88e1bcc0 R08: 0000000000000004 R09: 0000000000000007
[ 29.129075][ T2454] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88811c235718
[ 29.130150][ T2454] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000
[ 29.131266][ T2454] FS: 000000c0001d1c90(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000
[ 29.132637][ T2454] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 29.133573][ T2454] CR2: 0000000000d9de43 CR3: 00000001109a1000 CR4: 00000000003506f0
[ 29.134692][ T2454] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 29.135804][ T2454] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 29.142633][ T2454] Call Trace:
[ 29.145928][ T2454]
[ 29.148856][ T2454] seq_read_iter+0x2ca/0x12d0
[ 29.153620][ T2454] proc_reg_read_iter+0x115/0x2d0
[ 29.158670][ T2454] vfs_read+0x681/0x930
[ 29.162899][ T2454] ? kernel_read+0x1c0/0x1c0
[ 29.167490][ T2454] ? __fget_files+0x26a/0x480
[ 29.172165][ T2454] ksys_read+0x12b/0x250
[ 29.176443][ T2454] ? vfs_write+0xe10/0xe10
[ 29.180861][ T2454] ? syscall_enter_from_user_mode+0x26/0xb0
[ 29.186806][ T2454] do_syscall_64+0x39/0xb0
[ 29.191246][ T2454] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 29.197196][ T2454] RIP: 0033:0x403ace
[ 29.201107][ 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
[ 29.220768][ T2454] RSP: 002b:000000c000bfb308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
[ 29.229244][ T2454] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace
[ 29.237282][ T2454] RDX: 0000000000001000 RSI: 000000c0004ec000 RDI: 0000000000000003
[ 29.245826][ T2454] RBP: 000000c000bfb348 R08: 0000000000000000 R09: 0000000000000000
[ 29.253842][ T2454] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000bfb488
[ 29.262095][ T2454] R13: 0000000000000000 R14: 000000c0000061a0 R15: 4000000000000000
[ 29.270124][ T2454]
[ 29.273188][ T2454] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 29.280456][ T2454] CPU: 0 PID: 2454 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00083-g2b947f8769be #0
[ 29.290426][ T2454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
[ 29.300471][ T2454] Call Trace:
[ 29.303740][ T2454]
[ 29.306661][ T2454] dump_stack_lvl+0xd9/0x150
[ 29.311275][ T2454] panic+0x688/0x730
[ 29.315165][ T2454] ? panic_smp_self_stop+0x90/0x90
[ 29.320269][ T2454] ? show_trace_log_lvl+0x285/0x390
[ 29.325467][ T2454] ? c_start+0x1da/0x250
[ 29.329706][ T2454] check_panic_on_warn+0xb1/0xc0
[ 29.334636][ T2454] __warn+0xf2/0x4f0
[ 29.338544][ T2454] ? c_start+0x1da/0x250
[ 29.342782][ T2454] report_bug+0x2da/0x500
[ 29.347123][ T2454] handle_bug+0x3c/0x70
[ 29.351269][ T2454] exc_invalid_op+0x18/0x50
[ 29.355764][ T2454] asm_exc_invalid_op+0x1a/0x20
[ 29.360610][ T2454] RIP: 0010:c_start+0x1da/0x250
[ 29.365460][ 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
[ 29.385080][ T2454] RSP: 0018:ffffc90000597c68 EFLAGS: 00010293
[ 29.391178][ T2454] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000
[ 29.399145][ T2454] RDX: ffff8881145d8000 RSI: ffffffff810cf5aa RDI: 0000000000000004
[ 29.407112][ T2454] RBP: ffffffff88e1bcc0 R08: 0000000000000004 R09: 0000000000000007
[ 29.415076][ T2454] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88811c235718
[ 29.423038][ T2454] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000
[ 29.431007][ T2454] ? c_start+0x1da/0x250
[ 29.435253][ T2454] ? c_start+0x1da/0x250
[ 29.439495][ T2454] seq_read_iter+0x2ca/0x12d0
[ 29.444175][ T2454] proc_reg_read_iter+0x115/0x2d0
[ 29.449190][ T2454] vfs_read+0x681/0x930
[ 29.453338][ T2454] ? kernel_read+0x1c0/0x1c0
[ 29.457920][ T2454] ? __fget_files+0x26a/0x480
[ 29.462592][ T2454] ksys_read+0x12b/0x250
[ 29.466847][ T2454] ? vfs_write+0xe10/0xe10
[ 29.471254][ T2454] ? syscall_enter_from_user_mode+0x26/0xb0
[ 29.477145][ T2454] do_syscall_64+0x39/0xb0
[ 29.481553][ T2454] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 29.487441][ T2454] RIP: 0033:0x403ace
[ 29.491325][ 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
[ 29.510944][ T2454] RSP: 002b:000000c000bfb308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
[ 29.519349][ T2454] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace
[ 29.527312][ T2454] RDX: 0000000000001000 RSI: 000000c0004ec000 RDI: 0000000000000003
[ 29.535274][ T2454] RBP: 000000c000bfb348 R08: 0000000000000000 R09: 0000000000000000
[ 29.543253][ T2454] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000bfb488
[ 29.551749][ T2454] R13: 0000000000000000 R14: 000000c0000061a0 R15: 4000000000000000
[ 29.559717][ T2454]
[ 29.562901][ T2454] Kernel Offset: disabled
[ 29.567301][ T2454] Rebooting in 86400 seconds..