Warning: Permanently added '10.128.1.10' (ECDSA) to the list of known hosts. 2023/03/16 02:21:10 fuzzer started syzkaller login: [ 83.237824][ T5079] ------------[ cut here ]------------ [ 83.243537][ T5079] WARNING: CPU: 0 PID: 5079 at include/linux/cpumask.h:143 c_start+0x1da/0x250 [ 83.252612][ T5079] Modules linked in: [ 83.256558][ T5079] CPU: 0 PID: 5079 Comm: syz-fuzzer Not tainted 6.3.0-rc1-next-20230310-syzkaller #0 [ 83.266298][ T5079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 83.276487][ T5079] RIP: 0010:c_start+0x1da/0x250 [ 83.281466][ T5079] Code: 2a 12 8c e8 b8 80 52 00 4c 89 e0 5b 5d 41 5c 41 5d 41 5e c3 f3 48 0f bc db e8 a2 80 52 00 89 db e9 38 ff ff ff e8 96 80 52 00 <0f> 0b e9 c1 fe ff ff 48 c7 c7 00 97 78 8e e8 e3 77 a5 00 e9 67 ff [ 83.301186][ T5079] RSP: 0018:ffffc90003c2fc68 EFLAGS: 00010293 [ 83.307281][ T5079] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000 [ 83.315335][ T5079] RDX: ffff888021238000 RSI: ffffffff8132212a RDI: 0000000000000004 [ 83.323419][ T5079] RBP: ffffffff8e789700 R08: 0000000000000004 R09: 0000000000000007 [ 83.331538][ T5079] R10: 0000000000000002 R11: 0000000000000000 R12: ffff888029729150 [ 83.339687][ T5079] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000 [ 83.347711][ T5079] FS: 000000c0001d1c90(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 83.356823][ T5079] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.363516][ T5079] CR2: 000000c000c7b000 CR3: 00000000739b2000 CR4: 00000000003506f0 [ 83.371612][ T5079] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 83.379708][ T5079] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 83.387708][ T5079] Call Trace: [ 83.391076][ T5079] [ 83.394081][ T5079] seq_read_iter+0x2ca/0x12d0 [ 83.398991][ T5079] proc_reg_read_iter+0x115/0x2d0 [ 83.404095][ T5079] vfs_read+0x681/0x930 [ 83.408292][ T5079] ? kernel_read+0x1c0/0x1c0 [ 83.412995][ T5079] ? receive_fd+0x110/0x110 [ 83.417564][ T5079] ? __fget_files+0x26a/0x480 [ 83.422415][ T5079] ksys_read+0x12b/0x250 [ 83.426728][ T5079] ? vfs_write+0xe10/0xe10 [ 83.431307][ T5079] ? syscall_enter_from_user_mode+0x26/0xb0 [ 83.437311][ T5079] do_syscall_64+0x39/0xb0 [ 83.443015][ T5079] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 83.449127][ T5079] RIP: 0033:0x403ace [ 83.453096][ T5079] 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 [ 83.472875][ T5079] RSP: 002b:000000c0004cb308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 83.481410][ T5079] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace [ 83.489533][ T5079] RDX: 0000000000001000 RSI: 000000c0004aa000 RDI: 0000000000000003 [ 83.497603][ T5079] RBP: 000000c0004cb348 R08: 0000000000000000 R09: 0000000000000000 [ 83.505681][ T5079] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c0004cb488 [ 83.513765][ T5079] R13: 0000000000000000 R14: 000000c0000061a0 R15: 0000000000000001 [ 83.521854][ T5079] [ 83.524930][ T5079] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 83.532226][ T5079] CPU: 0 PID: 5079 Comm: syz-fuzzer Not tainted 6.3.0-rc1-next-20230310-syzkaller #0 [ 83.541708][ T5079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 83.551777][ T5079] Call Trace: [ 83.555071][ T5079] [ 83.558054][ T5079] dump_stack_lvl+0xd9/0x150 [ 83.562674][ T5079] panic+0x688/0x730 [ 83.566604][ T5079] ? panic_smp_self_stop+0x90/0x90 [ 83.571785][ T5079] ? show_trace_log_lvl+0x285/0x390 [ 83.577049][ T5079] ? c_start+0x1da/0x250 [ 83.581328][ T5079] check_panic_on_warn+0xb1/0xc0 [ 83.586297][ T5079] __warn+0xf2/0x4f0 [ 83.590221][ T5079] ? c_start+0x1da/0x250 [ 83.594499][ T5079] report_bug+0x2da/0x500 [ 83.598872][ T5079] handle_bug+0x3c/0x70 [ 83.603077][ T5079] exc_invalid_op+0x18/0x50 [ 83.607610][ T5079] asm_exc_invalid_op+0x1a/0x20 [ 83.612493][ T5079] RIP: 0010:c_start+0x1da/0x250 [ 83.617378][ T5079] Code: 2a 12 8c e8 b8 80 52 00 4c 89 e0 5b 5d 41 5c 41 5d 41 5e c3 f3 48 0f bc db e8 a2 80 52 00 89 db e9 38 ff ff ff e8 96 80 52 00 <0f> 0b e9 c1 fe ff ff 48 c7 c7 00 97 78 8e e8 e3 77 a5 00 e9 67 ff [ 83.637013][ T5079] RSP: 0018:ffffc90003c2fc68 EFLAGS: 00010293 [ 83.643116][ T5079] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000 [ 83.651117][ T5079] RDX: ffff888021238000 RSI: ffffffff8132212a RDI: 0000000000000004 [ 83.659138][ T5079] RBP: ffffffff8e789700 R08: 0000000000000004 R09: 0000000000000007 [ 83.667136][ T5079] R10: 0000000000000002 R11: 0000000000000000 R12: ffff888029729150 [ 83.675134][ T5079] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000 [ 83.683150][ T5079] ? c_start+0x1da/0x250 [ 83.687450][ T5079] ? c_start+0x1da/0x250 [ 83.691742][ T5079] seq_read_iter+0x2ca/0x12d0 [ 83.696472][ T5079] proc_reg_read_iter+0x115/0x2d0 [ 83.701551][ T5079] vfs_read+0x681/0x930 [ 83.705747][ T5079] ? kernel_read+0x1c0/0x1c0 [ 83.710376][ T5079] ? receive_fd+0x110/0x110 [ 83.714921][ T5079] ? __fget_files+0x26a/0x480 [ 83.719654][ T5079] ksys_read+0x12b/0x250 [ 83.723936][ T5079] ? vfs_write+0xe10/0xe10 [ 83.728394][ T5079] ? syscall_enter_from_user_mode+0x26/0xb0 [ 83.734338][ T5079] do_syscall_64+0x39/0xb0 [ 83.738812][ T5079] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 83.744755][ T5079] RIP: 0033:0x403ace [ 83.748678][ T5079] 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 [ 83.768317][ T5079] RSP: 002b:000000c0004cb308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 83.776766][ T5079] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace [ 83.784768][ T5079] RDX: 0000000000001000 RSI: 000000c0004aa000 RDI: 0000000000000003 [ 83.792808][ T5079] RBP: 000000c0004cb348 R08: 0000000000000000 R09: 0000000000000000 [ 83.800814][ T5079] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c0004cb488 [ 83.808821][ T5079] R13: 0000000000000000 R14: 000000c0000061a0 R15: 0000000000000001 [ 83.816846][ T5079] [ 83.820098][ T5079] Kernel Offset: disabled [ 83.824571][ T5079] Rebooting in 86400 seconds..