Warning: Permanently added '10.128.1.41' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 74.340177][ T6540] ------------[ cut here ]------------ [ 74.345739][ T6540] WARNING: CPU: 1 PID: 6540 at mm/page_alloc.c:5348 __alloc_pages+0x45d/0x500 [ 74.355554][ T6540] Modules linked in: [ 74.359659][ T6540] CPU: 1 PID: 6540 Comm: syz-executor576 Not tainted 5.14.0-next-20210901-syzkaller #0 [ 74.369393][ T6540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.379502][ T6540] RIP: 0010:__alloc_pages+0x45d/0x500 [ 74.384976][ T6540] Code: be c9 00 00 00 48 c7 c7 60 1a 97 89 c6 05 5c de a6 0b 01 e8 47 6e 3d 07 e9 6a ff ff ff 0f 0b e9 a0 fd ff ff 40 80 e5 3f eb 88 <0f> 0b e9 18 ff ff ff 4c 89 ef 44 89 e6 45 31 ed e8 ae 74 ff ff e9 [ 74.404664][ T6540] RSP: 0018:ffffc90002ccf790 EFLAGS: 00010246 [ 74.410828][ T6540] RAX: 0000000000000000 RBX: 1ffff92000599ef3 RCX: dffffc0000000000 [ 74.418907][ T6540] RDX: 0000000000000000 RSI: 0000000000000013 RDI: 0000000000040cc0 [ 74.427160][ T6540] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 [ 74.435330][ T6540] R10: ffffffff81b8f8a6 R11: 0000000000000001 R12: ffffffff902661a0 [ 74.443763][ T6540] R13: 0000000000000013 R14: 0000000000000000 R15: 00000000ffffffa1 [ 74.451972][ T6540] FS: 00000000008bf300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 74.461296][ T6540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.467956][ T6540] CR2: 0000000020001d00 CR3: 00000000724a0000 CR4: 00000000001506e0 [ 74.476029][ T6540] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.484210][ T6540] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.492726][ T6540] Call Trace: [ 74.496022][ T6540] ? __alloc_pages_slowpath.constprop.0+0x21b0/0x21b0 [ 74.502991][ T6540] ? find_held_lock+0x2d/0x110 [ 74.508095][ T6540] ? __might_fault+0xd3/0x180 [ 74.514405][ T6540] ? lock_downgrade+0x6e0/0x6e0 [ 74.519519][ T6540] alloc_pages+0x1a7/0x300 [ 74.523950][ T6540] kmalloc_order+0x34/0xf0 [ 74.528567][ T6540] kmalloc_order_trace+0x14/0x120 [ 74.533788][ T6540] sco_sock_sendmsg+0x18c/0x6a0 [ 74.539025][ T6540] ? aa_af_perm+0x230/0x230 [ 74.543553][ T6540] ? sco_sock_listen+0x350/0x350 [ 74.548815][ T6540] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 74.555342][ T6540] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 74.561693][ T6540] ? sco_sock_listen+0x350/0x350 [ 74.566650][ T6540] sock_sendmsg+0xcf/0x120 [ 74.571297][ T6540] ____sys_sendmsg+0x331/0x810 [ 74.576073][ T6540] ? kernel_sendmsg+0x50/0x50 [ 74.580870][ T6540] ? do_recvmmsg+0x6d0/0x6d0 [ 74.585560][ T6540] ? mark_lock+0xef/0x17b0 [ 74.590198][ T6540] ___sys_sendmsg+0xf3/0x170 [ 74.594917][ T6540] ? sendmsg_copy_msghdr+0x160/0x160 [ 74.600452][ T6540] ? mark_lock+0xef/0x17b0 [ 74.604898][ T6540] ? find_held_lock+0x2d/0x110 [ 74.609795][ T6540] ? lock_chain_count+0x20/0x20 [ 74.614676][ T6540] ? lock_chain_count+0x20/0x20 [ 74.619756][ T6540] ? do_huge_pmd_anonymous_page+0x12c4/0x2840 [ 74.625980][ T6540] ? lock_downgrade+0x6e0/0x6e0 [ 74.630967][ T6540] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 74.637354][ T6540] ? __fget_light+0x215/0x280 [ 74.642165][ T6540] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 74.648480][ T6540] __sys_sendmmsg+0x195/0x470 [ 74.653176][ T6540] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 74.658305][ T6540] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 74.664318][ T6540] ? find_held_lock+0x2d/0x110 [ 74.669294][ T6540] ? __context_tracking_exit+0xb8/0xe0 [ 74.674935][ T6540] ? lock_downgrade+0x6e0/0x6e0 [ 74.679980][ T6540] ? lock_downgrade+0x6e0/0x6e0 [ 74.684864][ T6540] __x64_sys_sendmmsg+0x99/0x100 [ 74.689984][ T6540] ? syscall_enter_from_user_mode+0x21/0x70 [ 74.695946][ T6540] do_syscall_64+0x35/0xb0 [ 74.700476][ T6540] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.706391][ T6540] RIP: 0033:0x43ef69 [ 74.710420][ T6540] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 74.730497][ T6540] RSP: 002b:00007fff6748af08 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 74.739072][ T6540] RAX: ffffffffffffffda RBX: 0000000000400488 RCX: 000000000043ef69 [ 74.747600][ T6540] RDX: 0000000000000001 RSI: 0000000020001d00 RDI: 0000000000000003 [ 74.755583][ T6540] RBP: 0000000000402f50 R08: 0000000000000000 R09: 0000000000400488 [ 74.763713][ T6540] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402fe0 [ 74.772248][ T6540] R13: 0000000000000000 R14: 00000000004ac018 R15: 0000000000400488 [ 74.780695][ T6540] Kernel panic - not syncing: panic_on_warn set ... [ 74.787279][ T6540] CPU: 1 PID: 6540 Comm: syz-executor576 Not tainted 5.14.0-next-20210901-syzkaller #0 [ 74.796988][ T6540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.807116][ T6540] Call Trace: [ 74.810388][ T6540] dump_stack_lvl+0xcd/0x134 [ 74.815036][ T6540] panic+0x2b0/0x6dd [ 74.818941][ T6540] ? __warn_printk+0xf3/0xf3 [ 74.823653][ T6540] ? __warn.cold+0x1a/0x44 [ 74.828120][ T6540] ? __alloc_pages+0x45d/0x500 [ 74.832893][ T6540] __warn.cold+0x35/0x44 [ 74.837140][ T6540] ? __alloc_pages+0x45d/0x500 [ 74.842060][ T6540] report_bug+0x1bd/0x210 [ 74.846502][ T6540] handle_bug+0x3c/0x60 [ 74.850685][ T6540] exc_invalid_op+0x14/0x40 [ 74.855252][ T6540] asm_exc_invalid_op+0x12/0x20 [ 74.860245][ T6540] RIP: 0010:__alloc_pages+0x45d/0x500 [ 74.865617][ T6540] Code: be c9 00 00 00 48 c7 c7 60 1a 97 89 c6 05 5c de a6 0b 01 e8 47 6e 3d 07 e9 6a ff ff ff 0f 0b e9 a0 fd ff ff 40 80 e5 3f eb 88 <0f> 0b e9 18 ff ff ff 4c 89 ef 44 89 e6 45 31 ed e8 ae 74 ff ff e9 [ 74.885560][ T6540] RSP: 0018:ffffc90002ccf790 EFLAGS: 00010246 [ 74.891622][ T6540] RAX: 0000000000000000 RBX: 1ffff92000599ef3 RCX: dffffc0000000000 [ 74.899577][ T6540] RDX: 0000000000000000 RSI: 0000000000000013 RDI: 0000000000040cc0 [ 74.907531][ T6540] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 [ 74.915483][ T6540] R10: ffffffff81b8f8a6 R11: 0000000000000001 R12: ffffffff902661a0 [ 74.923538][ T6540] R13: 0000000000000013 R14: 0000000000000000 R15: 00000000ffffffa1 [ 74.931516][ T6540] ? policy_node+0xd6/0x110 [ 74.936011][ T6540] ? __alloc_pages_slowpath.constprop.0+0x21b0/0x21b0 [ 74.942796][ T6540] ? find_held_lock+0x2d/0x110 [ 74.947548][ T6540] ? __might_fault+0xd3/0x180 [ 74.952318][ T6540] ? lock_downgrade+0x6e0/0x6e0 [ 74.957162][ T6540] alloc_pages+0x1a7/0x300 [ 74.961654][ T6540] kmalloc_order+0x34/0xf0 [ 74.966057][ T6540] kmalloc_order_trace+0x14/0x120 [ 74.971067][ T6540] sco_sock_sendmsg+0x18c/0x6a0 [ 74.975901][ T6540] ? aa_af_perm+0x230/0x230 [ 74.980391][ T6540] ? sco_sock_listen+0x350/0x350 [ 74.985917][ T6540] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 74.992148][ T6540] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 74.998372][ T6540] ? sco_sock_listen+0x350/0x350 [ 75.003293][ T6540] sock_sendmsg+0xcf/0x120 [ 75.007722][ T6540] ____sys_sendmsg+0x331/0x810 [ 75.012558][ T6540] ? kernel_sendmsg+0x50/0x50 [ 75.017239][ T6540] ? do_recvmmsg+0x6d0/0x6d0 [ 75.022124][ T6540] ? mark_lock+0xef/0x17b0 [ 75.026566][ T6540] ___sys_sendmsg+0xf3/0x170 [ 75.031160][ T6540] ? sendmsg_copy_msghdr+0x160/0x160 [ 75.036535][ T6540] ? mark_lock+0xef/0x17b0 [ 75.041391][ T6540] ? find_held_lock+0x2d/0x110 [ 75.046167][ T6540] ? lock_chain_count+0x20/0x20 [ 75.051008][ T6540] ? lock_chain_count+0x20/0x20 [ 75.055854][ T6540] ? do_huge_pmd_anonymous_page+0x12c4/0x2840 [ 75.061912][ T6540] ? lock_downgrade+0x6e0/0x6e0 [ 75.066766][ T6540] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 75.072991][ T6540] ? __fget_light+0x215/0x280 [ 75.077751][ T6540] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 75.084251][ T6540] __sys_sendmmsg+0x195/0x470 [ 75.089245][ T6540] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 75.094375][ T6540] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 75.100351][ T6540] ? find_held_lock+0x2d/0x110 [ 75.105190][ T6540] ? __context_tracking_exit+0xb8/0xe0 [ 75.110735][ T6540] ? lock_downgrade+0x6e0/0x6e0 [ 75.115566][ T6540] ? lock_downgrade+0x6e0/0x6e0 [ 75.120406][ T6540] __x64_sys_sendmmsg+0x99/0x100 [ 75.125336][ T6540] ? syscall_enter_from_user_mode+0x21/0x70 [ 75.131475][ T6540] do_syscall_64+0x35/0xb0 [ 75.135969][ T6540] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 75.141935][ T6540] RIP: 0033:0x43ef69 [ 75.145813][ T6540] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 75.165500][ T6540] RSP: 002b:00007fff6748af08 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 75.174113][ T6540] RAX: ffffffffffffffda RBX: 0000000000400488 RCX: 000000000043ef69 [ 75.182249][ T6540] RDX: 0000000000000001 RSI: 0000000020001d00 RDI: 0000000000000003 [ 75.190214][ T6540] RBP: 0000000000402f50 R08: 0000000000000000 R09: 0000000000400488 [ 75.198176][ T6540] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402fe0 [ 75.206137][ T6540] R13: 0000000000000000 R14: 00000000004ac018 R15: 0000000000400488 [ 75.215929][ T6540] Kernel Offset: disabled [ 75.220401][ T6540] Rebooting in 86400 seconds..