Warning: Permanently added '10.128.0.99' (ECDSA) to the list of known hosts. 2023/03/24 07:25:53 fuzzer started [ 52.148957][ T5074] ------------[ cut here ]------------ [ 52.154682][ T5074] WARNING: CPU: 0 PID: 5074 at include/linux/cpumask.h:143 c_start+0x1da/0x250 [ 52.163807][ T5074] Modules linked in: [ 52.167723][ T5074] CPU: 0 PID: 5074 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-g915efd8a446b #0 [ 52.177466][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 52.187679][ T5074] RIP: 0010:c_start+0x1da/0x250 [ 52.192651][ T5074] Code: 99 11 8c e8 b8 88 52 00 4c 89 e0 5b 5d 41 5c 41 5d 41 5e c3 f3 48 0f bc db e8 a2 88 52 00 89 db e9 38 ff ff ff e8 96 88 52 00 <0f> 0b e9 c1 fe ff ff 48 c7 c7 80 41 78 8e e8 c3 17 a4 00 e9 67 ff [ 52.212449][ T5074] RSP: 0018:ffffc90003eefc68 EFLAGS: 00010293 [ 52.218537][ T5074] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000 [ 52.226622][ T5074] RDX: ffff888022d81d40 RSI: ffffffff813279da RDI: 0000000000000004 [ 52.234687][ T5074] RBP: ffffffff8e784180 R08: 0000000000000004 R09: 0000000000000007 [ 52.242735][ T5074] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88802aff0278 [ 52.250747][ T5074] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000 [ 52.258840][ T5074] FS: 000000c0001d1c90(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 52.267842][ T5074] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.274499][ T5074] CR2: 000000c000233ff8 CR3: 000000007905b000 CR4: 00000000003506f0 [ 52.283436][ T5074] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.291444][ T5074] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.299693][ T5074] Call Trace: [ 52.303039][ T5074] [ 52.306007][ T5074] seq_read_iter+0x2ca/0x12d0 [ 52.310702][ T5074] proc_reg_read_iter+0x115/0x2d0 [ 52.315835][ T5074] vfs_read+0x681/0x930 [ 52.320038][ T5074] ? kernel_read+0x1c0/0x1c0 [ 52.324744][ T5074] ? __mutex_unlock_slowpath+0x157/0x5e0 [ 52.330432][ T5074] ? __fget_files+0x26a/0x480 [ 52.335249][ T5074] ksys_read+0x12b/0x250 [ 52.339533][ T5074] ? vfs_write+0xe10/0xe10 [ 52.344025][ T5074] ? syscall_enter_from_user_mode+0x26/0xb0 [ 52.349984][ T5074] do_syscall_64+0x39/0xb0 [ 52.354606][ T5074] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 52.360547][ T5074] RIP: 0033:0x403ace [ 52.364533][ T5074] 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 [ 52.384237][ T5074] RSP: 002b:000000c000b5b308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 52.393092][ T5074] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace [ 52.401115][ T5074] RDX: 0000000000001000 RSI: 000000c00041a000 RDI: 0000000000000003 [ 52.409555][ T5074] RBP: 000000c000b5b348 R08: 0000000000000000 R09: 0000000000000000 [ 52.418046][ T5074] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000b5b488 [ 52.426190][ T5074] R13: 0000000000000000 R14: 000000c0000061a0 R15: 0000000000000004 [ 52.434765][ T5074] [ 52.437782][ T5074] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 52.445057][ T5074] CPU: 0 PID: 5074 Comm: syz-fuzzer Not tainted 6.3.0-rc1-syzkaller-g915efd8a446b #0 [ 52.454584][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 52.464634][ T5074] Call Trace: [ 52.468006][ T5074] [ 52.471031][ T5074] dump_stack_lvl+0xd9/0x150 [ 52.475634][ T5074] panic+0x688/0x730 [ 52.479536][ T5074] ? panic_smp_self_stop+0x90/0x90 [ 52.484641][ T5074] ? show_trace_log_lvl+0x285/0x390 [ 52.489858][ T5074] ? c_start+0x1da/0x250 [ 52.494095][ T5074] check_panic_on_warn+0xb1/0xc0 [ 52.499024][ T5074] __warn+0xf2/0x4f0 [ 52.502945][ T5074] ? c_start+0x1da/0x250 [ 52.507228][ T5074] report_bug+0x2da/0x500 [ 52.511606][ T5074] handle_bug+0x3c/0x70 [ 52.515777][ T5074] exc_invalid_op+0x18/0x50 [ 52.520289][ T5074] asm_exc_invalid_op+0x1a/0x20 [ 52.525155][ T5074] RIP: 0010:c_start+0x1da/0x250 [ 52.530044][ T5074] Code: 99 11 8c e8 b8 88 52 00 4c 89 e0 5b 5d 41 5c 41 5d 41 5e c3 f3 48 0f bc db e8 a2 88 52 00 89 db e9 38 ff ff ff e8 96 88 52 00 <0f> 0b e9 c1 fe ff ff 48 c7 c7 80 41 78 8e e8 c3 17 a4 00 e9 67 ff [ 52.549782][ T5074] RSP: 0018:ffffc90003eefc68 EFLAGS: 00010293 [ 52.555880][ T5074] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 0000000000000000 [ 52.563897][ T5074] RDX: ffff888022d81d40 RSI: ffffffff813279da RDI: 0000000000000004 [ 52.572041][ T5074] RBP: ffffffff8e784180 R08: 0000000000000004 R09: 0000000000000007 [ 52.580032][ T5074] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88802aff0278 [ 52.588005][ T5074] R13: 0000000000000008 R14: 0000000000000002 R15: 0000000000000000 [ 52.595991][ T5074] ? c_start+0x1da/0x250 [ 52.600274][ T5074] ? c_start+0x1da/0x250 [ 52.604538][ T5074] seq_read_iter+0x2ca/0x12d0 [ 52.609249][ T5074] proc_reg_read_iter+0x115/0x2d0 [ 52.614284][ T5074] vfs_read+0x681/0x930 [ 52.618446][ T5074] ? kernel_read+0x1c0/0x1c0 [ 52.623193][ T5074] ? __mutex_unlock_slowpath+0x157/0x5e0 [ 52.628874][ T5074] ? __fget_files+0x26a/0x480 [ 52.633583][ T5074] ksys_read+0x12b/0x250 [ 52.637851][ T5074] ? vfs_write+0xe10/0xe10 [ 52.642283][ T5074] ? syscall_enter_from_user_mode+0x26/0xb0 [ 52.648210][ T5074] do_syscall_64+0x39/0xb0 [ 52.652635][ T5074] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 52.658547][ T5074] RIP: 0033:0x403ace [ 52.662530][ T5074] 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 [ 52.682399][ T5074] RSP: 002b:000000c000b5b308 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 52.690819][ T5074] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000403ace [ 52.698795][ T5074] RDX: 0000000000001000 RSI: 000000c00041a000 RDI: 0000000000000003 [ 52.706766][ T5074] RBP: 000000c000b5b348 R08: 0000000000000000 R09: 0000000000000000 [ 52.714736][ T5074] R10: 0000000000000000 R11: 0000000000000202 R12: 000000c000b5b488 [ 52.722707][ T5074] R13: 0000000000000000 R14: 000000c0000061a0 R15: 0000000000000004 [ 52.730713][ T5074] [ 52.733798][ T5074] Kernel Offset: disabled [ 52.738364][ T5074] Rebooting in 86400 seconds..