Warning: Permanently added '10.128.0.8' (ECDSA) to the list of known hosts. 2023/03/27 05:59:29 fuzzer started [ 33.327914][ T2452] ------------[ cut here ]------------ [ 33.328904][ T2452] WARNING: CPU: 0 PID: 2452 at include/linux/cpumask.h:143 c_start+0x1da/0x250 [ 33.330194][ T2452] Modules linked in: [ 33.330941][ T2452] CPU: 0 PID: 2452 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00083-g2b947f8769be #0 [ 33.332334][ T2452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 33.333803][ T2452] RIP: 0010:c_start+0x1da/0x250 [ 33.334497][ T2452] 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 [ 33.337066][ T2452] RSP: 0018:ffffc90000507c68 EFLAGS: 00010293 [ 33.337934][ T2452] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000 [ 33.339006][ T2452] RDX: ffff888114095400 RSI: ffffffff810cf5aa RDI: 0000000000000004 [ 33.340149][ T2452] RBP: ffffffff88e1bcc0 R08: 0000000000000004 R09: 0000000000000007 [ 33.341430][ T2452] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88810dd67bb8 [ 33.342538][ T2452] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000 [ 33.343647][ T2452] FS: 0000000001ec6270(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000 [ 33.344879][ T2452] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.345948][ T2452] CR2: 000000c000c48000 CR3: 000000010e3f0000 CR4: 00000000003506f0 [ 33.347133][ T2452] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.348206][ T2452] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.356195][ T2452] Call Trace: [ 33.359465][ T2452] [ 33.362418][ T2452] seq_read_iter+0x2ca/0x12d0 [ 33.367099][ T2452] proc_reg_read_iter+0x115/0x2d0 [ 33.372140][ T2452] vfs_read+0x681/0x930 [ 33.376296][ T2452] ? kernel_read+0x1c0/0x1c0 [ 33.380912][ T2452] ? __fget_files+0x26a/0x480 [ 33.385580][ T2452] ksys_read+0x12b/0x250 [ 33.389828][ T2452] ? vfs_write+0xe10/0xe10 [ 33.394270][ T2452] ? syscall_enter_from_user_mode+0x26/0xb0 [ 33.400165][ T2452] do_syscall_64+0x39/0xb0 [ 33.404620][ T2452] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 33.410574][ T2452] RIP: 0033:0x403ace [ 33.414459][ T2452] 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 [ 33.434106][ T2452] RSP: 002b:000000c000c3b308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 33.442564][ T2452] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace [ 33.450579][ T2452] RDX: 0000000000001000 RSI: 000000c000c3c000 RDI: 0000000000000003 [ 33.458573][ T2452] RBP: 000000c000c3b348 R08: 0000000000000000 R09: 0000000000000000 [ 33.466581][ T2452] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000c3b488 [ 33.474606][ T2452] R13: 0000000000000000 R14: 000000c0000061a0 R15: 0000000000000001 [ 33.482617][ T2452] [ 33.485647][ T2452] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 33.492928][ T2452] CPU: 0 PID: 2452 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-00083-g2b947f8769be #0 [ 33.502890][ T2452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 33.512935][ T2452] Call Trace: [ 33.516201][ T2452] [ 33.519137][ T2452] dump_stack_lvl+0xd9/0x150 [ 33.523739][ T2452] panic+0x688/0x730 [ 33.527629][ T2452] ? panic_smp_self_stop+0x90/0x90 [ 33.532991][ T2452] ? show_trace_log_lvl+0x285/0x390 [ 33.538274][ T2452] ? c_start+0x1da/0x250 [ 33.542510][ T2452] check_panic_on_warn+0xb1/0xc0 [ 33.547439][ T2452] __warn+0xf2/0x4f0 [ 33.551323][ T2452] ? c_start+0x1da/0x250 [ 33.555559][ T2452] report_bug+0x2da/0x500 [ 33.559882][ T2452] handle_bug+0x3c/0x70 [ 33.564028][ T2452] exc_invalid_op+0x18/0x50 [ 33.568535][ T2452] asm_exc_invalid_op+0x1a/0x20 [ 33.573377][ T2452] RIP: 0010:c_start+0x1da/0x250 [ 33.578239][ T2452] 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 [ 33.597852][ T2452] RSP: 0018:ffffc90000507c68 EFLAGS: 00010293 [ 33.603916][ T2452] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000 [ 33.611881][ T2452] RDX: ffff888114095400 RSI: ffffffff810cf5aa RDI: 0000000000000004 [ 33.619862][ T2452] RBP: ffffffff88e1bcc0 R08: 0000000000000004 R09: 0000000000000007 [ 33.627842][ T2452] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88810dd67bb8 [ 33.635805][ T2452] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000 [ 33.643782][ T2452] ? c_start+0x1da/0x250 [ 33.648025][ T2452] ? c_start+0x1da/0x250 [ 33.652265][ T2452] seq_read_iter+0x2ca/0x12d0 [ 33.656941][ T2452] proc_reg_read_iter+0x115/0x2d0 [ 33.661973][ T2452] vfs_read+0x681/0x930 [ 33.666122][ T2452] ? kernel_read+0x1c0/0x1c0 [ 33.670704][ T2452] ? __fget_files+0x26a/0x480 [ 33.675373][ T2452] ksys_read+0x12b/0x250 [ 33.679606][ T2452] ? vfs_write+0xe10/0xe10 [ 33.684027][ T2452] ? syscall_enter_from_user_mode+0x26/0xb0 [ 33.689916][ T2452] do_syscall_64+0x39/0xb0 [ 33.694324][ T2452] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 33.700231][ T2452] RIP: 0033:0x403ace [ 33.704134][ T2452] 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 [ 33.723819][ T2452] RSP: 002b:000000c000c3b308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 33.732238][ T2452] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace [ 33.740201][ T2452] RDX: 0000000000001000 RSI: 000000c000c3c000 RDI: 0000000000000003 [ 33.748166][ T2452] RBP: 000000c000c3b348 R08: 0000000000000000 R09: 0000000000000000 [ 33.756126][ T2452] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000c3b488 [ 33.764090][ T2452] R13: 0000000000000000 R14: 000000c0000061a0 R15: 0000000000000001 [ 33.772063][ T2452] [ 33.775151][ T2452] Kernel Offset: disabled [ 33.779603][ T2452] Rebooting in 86400 seconds..