Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.218' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 55.034181][ T8421] ------------[ cut here ]------------ [ 55.039871][ T8421] WARNING: CPU: 0 PID: 8421 at mm/util.c:597 kvmalloc_node+0x111/0x120 [ 55.048424][ T8421] Modules linked in: [ 55.052316][ T8421] CPU: 1 PID: 8421 Comm: syz-executor968 Not tainted 5.14.0-syzkaller #0 [ 55.060795][ T8421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.070873][ T8421] RIP: 0010:kvmalloc_node+0x111/0x120 [ 55.076453][ T8421] Code: 01 00 00 00 4c 89 e7 e8 8d 12 0d 00 49 89 c5 e9 69 ff ff ff e8 f0 21 d1 ff 41 89 ed 41 81 cd 00 20 01 00 eb 95 e8 df 21 d1 ff <0f> 0b e9 4c ff ff ff 0f 1f 84 00 00 00 00 00 55 48 89 fd 53 e8 c6 [ 55.096388][ T8421] RSP: 0018:ffffc90006f2f330 EFLAGS: 00010293 [ 55.102452][ T8421] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 55.110457][ T8421] RDX: ffff8880259c0000 RSI: ffffffff81a4f621 RDI: 0000000000000003 [ 55.118456][ T8421] RBP: 0000000000000dc0 R08: 000000007fffffff R09: 00000000ffffffff [ 55.126730][ T8421] R10: ffffffff81a4f5de R11: 0000000000000000 R12: 0000000400000108 [ 55.134707][ T8421] R13: 0000000000000000 R14: 00000000ffffffff R15: dffffc0000000000 [ 55.142903][ T8421] FS: 0000000001785300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 55.151883][ T8421] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.158693][ T8421] CR2: 00007f6394785000 CR3: 000000001dd56000 CR4: 0000000000350ef0 [ 55.167231][ T8421] Call Trace: [ 55.170511][ T8421] nf_tables_newset+0x1512/0x3340 [ 55.175552][ T8421] ? __nla_validate_parse+0x2df/0x2410 [ 55.181030][ T8421] ? nft_set_elem_expr_alloc+0x280/0x280 [ 55.186784][ T8421] ? nla_get_range_signed+0x520/0x520 [ 55.192162][ T8421] ? lock_downgrade+0x6e0/0x6e0 [ 55.197025][ T8421] ? __nla_parse+0x3d/0x50 [ 55.201452][ T8421] nfnetlink_rcv_batch+0x1710/0x25f0 [ 55.206753][ T8421] ? nfnetlink_bind+0x300/0x300 [ 55.211698][ T8421] ? stack_trace_save+0x8c/0xc0 [ 55.216565][ T8421] ? rcu_read_lock_sched_held+0xd/0x70 [ 55.222018][ T8421] ? nla_get_range_signed+0x520/0x520 [ 55.227401][ T8421] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.233636][ T8421] ? apparmor_capable+0x1d8/0x460 [ 55.238688][ T8421] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.244923][ T8421] ? security_capable+0x8f/0xc0 [ 55.250009][ T8421] ? __nla_parse+0x3d/0x50 [ 55.254426][ T8421] nfnetlink_rcv+0x3af/0x420 [ 55.259042][ T8421] ? nfnetlink_rcv_batch+0x25f0/0x25f0 [ 55.264510][ T8421] ? _copy_from_iter+0x12b/0x1320 [ 55.269677][ T8421] netlink_unicast+0x533/0x7d0 [ 55.274515][ T8421] ? netlink_attachskb+0x890/0x890 [ 55.279682][ T8421] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 55.285970][ T8421] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 55.292244][ T8421] ? __phys_addr_symbol+0x2c/0x70 [ 55.297321][ T8421] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 55.303049][ T8421] ? __check_object_size+0x16e/0x3f0 [ 55.308382][ T8421] netlink_sendmsg+0x86d/0xdb0 [ 55.313171][ T8421] ? netlink_unicast+0x7d0/0x7d0 [ 55.318152][ T8421] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.324413][ T8421] ? netlink_unicast+0x7d0/0x7d0 [ 55.329584][ T8421] sock_sendmsg+0xcf/0x120 [ 55.334004][ T8421] ____sys_sendmsg+0x6e8/0x810 [ 55.338810][ T8421] ? kernel_sendmsg+0x50/0x50 [ 55.343480][ T8421] ? do_recvmmsg+0x6d0/0x6d0 [ 55.348184][ T8421] ? rcu_read_lock_sched_held+0xd/0x70 [ 55.353648][ T8421] ? do_huge_pmd_anonymous_page+0x1259/0x2740 [ 55.359959][ T8421] ? lock_downgrade+0x6e0/0x6e0 [ 55.365074][ T8421] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 55.371375][ T8421] ___sys_sendmsg+0xf3/0x170 [ 55.376195][ T8421] ? sendmsg_copy_msghdr+0x160/0x160 [ 55.381536][ T8421] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.387793][ T8421] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.394030][ T8421] ? __handle_mm_fault+0x621/0x5320 [ 55.399247][ T8421] ? vm_iomap_memory+0x190/0x190 [ 55.404180][ T8421] ? lock_release+0x720/0x720 [ 55.408887][ T8421] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.415129][ T8421] ? __fget_light+0x215/0x280 [ 55.419866][ T8421] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 55.426162][ T8421] __sys_sendmsg+0xe5/0x1b0 [ 55.430744][ T8421] ? __sys_sendmsg_sock+0x30/0x30 [ 55.435930][ T8421] ? syscall_enter_from_user_mode+0x21/0x70 [ 55.441881][ T8421] ? trace_hardirqs_on+0x5b/0x1c0 [ 55.446922][ T8421] do_syscall_64+0x35/0xb0 [ 55.451333][ T8421] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 55.457381][ T8421] RIP: 0033:0x43f189 [ 55.461263][ T8421] 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 [ 55.480946][ T8421] RSP: 002b:00007ffd36aa47e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.489405][ T8421] RAX: ffffffffffffffda RBX: 0000000000400488 RCX: 000000000043f189 [ 55.497411][ T8421] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 55.505461][ T8421] RBP: 0000000000403170 R08: 0000000000000a00 R09: 0000000000400488 [ 55.513489][ T8421] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000403200 [ 55.521495][ T8421] R13: 0000000000000000 R14: 00000000004ad018 R15: 0000000000400488 [ 55.529498][ T8421] Kernel panic - not syncing: panic_on_warn set ... [ 55.536067][ T8421] CPU: 0 PID: 8421 Comm: syz-executor968 Not tainted 5.14.0-syzkaller #0 [ 55.544454][ T8421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.554660][ T8421] Call Trace: [ 55.557931][ T8421] dump_stack_lvl+0xcd/0x134 [ 55.562522][ T8421] panic+0x2b0/0x6dd [ 55.566404][ T8421] ? __warn_printk+0xf3/0xf3 [ 55.570980][ T8421] ? __warn.cold+0x1a/0x44 [ 55.575374][ T8421] ? kvmalloc_node+0x111/0x120 [ 55.580114][ T8421] __warn.cold+0x35/0x44 [ 55.584338][ T8421] ? kvmalloc_node+0x111/0x120 [ 55.589097][ T8421] report_bug+0x1bd/0x210 [ 55.593411][ T8421] handle_bug+0x3c/0x60 [ 55.597549][ T8421] exc_invalid_op+0x14/0x40 [ 55.602037][ T8421] asm_exc_invalid_op+0x12/0x20 [ 55.606866][ T8421] RIP: 0010:kvmalloc_node+0x111/0x120 [ 55.612221][ T8421] Code: 01 00 00 00 4c 89 e7 e8 8d 12 0d 00 49 89 c5 e9 69 ff ff ff e8 f0 21 d1 ff 41 89 ed 41 81 cd 00 20 01 00 eb 95 e8 df 21 d1 ff <0f> 0b e9 4c ff ff ff 0f 1f 84 00 00 00 00 00 55 48 89 fd 53 e8 c6 [ 55.631814][ T8421] RSP: 0018:ffffc90006f2f330 EFLAGS: 00010293 [ 55.637877][ T8421] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 55.645825][ T8421] RDX: ffff8880259c0000 RSI: ffffffff81a4f621 RDI: 0000000000000003 [ 55.653879][ T8421] RBP: 0000000000000dc0 R08: 000000007fffffff R09: 00000000ffffffff [ 55.661834][ T8421] R10: ffffffff81a4f5de R11: 0000000000000000 R12: 0000000400000108 [ 55.669787][ T8421] R13: 0000000000000000 R14: 00000000ffffffff R15: dffffc0000000000 [ 55.677925][ T8421] ? kvmalloc_node+0xce/0x120 [ 55.682584][ T8421] ? kvmalloc_node+0x111/0x120 [ 55.687326][ T8421] nf_tables_newset+0x1512/0x3340 [ 55.692333][ T8421] ? __nla_validate_parse+0x2df/0x2410 [ 55.697792][ T8421] ? nft_set_elem_expr_alloc+0x280/0x280 [ 55.703417][ T8421] ? nla_get_range_signed+0x520/0x520 [ 55.708790][ T8421] ? lock_downgrade+0x6e0/0x6e0 [ 55.713723][ T8421] ? __nla_parse+0x3d/0x50 [ 55.718118][ T8421] nfnetlink_rcv_batch+0x1710/0x25f0 [ 55.723385][ T8421] ? nfnetlink_bind+0x300/0x300 [ 55.728212][ T8421] ? stack_trace_save+0x8c/0xc0 [ 55.733040][ T8421] ? rcu_read_lock_sched_held+0xd/0x70 [ 55.738481][ T8421] ? nla_get_range_signed+0x520/0x520 [ 55.743837][ T8421] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.750144][ T8421] ? apparmor_capable+0x1d8/0x460 [ 55.755153][ T8421] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.761372][ T8421] ? security_capable+0x8f/0xc0 [ 55.766206][ T8421] ? __nla_parse+0x3d/0x50 [ 55.770605][ T8421] nfnetlink_rcv+0x3af/0x420 [ 55.775173][ T8421] ? nfnetlink_rcv_batch+0x25f0/0x25f0 [ 55.780613][ T8421] ? _copy_from_iter+0x12b/0x1320 [ 55.785706][ T8421] netlink_unicast+0x533/0x7d0 [ 55.790455][ T8421] ? netlink_attachskb+0x890/0x890 [ 55.795548][ T8421] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 55.801786][ T8421] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 55.808008][ T8421] ? __phys_addr_symbol+0x2c/0x70 [ 55.813025][ T8421] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 55.818721][ T8421] ? __check_object_size+0x16e/0x3f0 [ 55.823983][ T8421] netlink_sendmsg+0x86d/0xdb0 [ 55.828732][ T8421] ? netlink_unicast+0x7d0/0x7d0 [ 55.833653][ T8421] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.839878][ T8421] ? netlink_unicast+0x7d0/0x7d0 [ 55.844806][ T8421] sock_sendmsg+0xcf/0x120 [ 55.849204][ T8421] ____sys_sendmsg+0x6e8/0x810 [ 55.853949][ T8421] ? kernel_sendmsg+0x50/0x50 [ 55.858600][ T8421] ? do_recvmmsg+0x6d0/0x6d0 [ 55.863171][ T8421] ? rcu_read_lock_sched_held+0xd/0x70 [ 55.868608][ T8421] ? do_huge_pmd_anonymous_page+0x1259/0x2740 [ 55.874681][ T8421] ? lock_downgrade+0x6e0/0x6e0 [ 55.879530][ T8421] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 55.885751][ T8421] ___sys_sendmsg+0xf3/0x170 [ 55.890324][ T8421] ? sendmsg_copy_msghdr+0x160/0x160 [ 55.895589][ T8421] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.901814][ T8421] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.908029][ T8421] ? __handle_mm_fault+0x621/0x5320 [ 55.913212][ T8421] ? vm_iomap_memory+0x190/0x190 [ 55.918141][ T8421] ? lock_release+0x720/0x720 [ 55.922802][ T8421] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.929040][ T8421] ? __fget_light+0x215/0x280 [ 55.933699][ T8421] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 55.940331][ T8421] __sys_sendmsg+0xe5/0x1b0 [ 55.945052][ T8421] ? __sys_sendmsg_sock+0x30/0x30 [ 55.950057][ T8421] ? syscall_enter_from_user_mode+0x21/0x70 [ 55.955925][ T8421] ? trace_hardirqs_on+0x5b/0x1c0 [ 55.960931][ T8421] do_syscall_64+0x35/0xb0 [ 55.965344][ T8421] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 55.971323][ T8421] RIP: 0033:0x43f189 [ 55.975200][ T8421] 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 [ 55.994803][ T8421] RSP: 002b:00007ffd36aa47e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.003395][ T8421] RAX: ffffffffffffffda RBX: 0000000000400488 RCX: 000000000043f189 [ 56.011349][ T8421] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 56.019313][ T8421] RBP: 0000000000403170 R08: 0000000000000a00 R09: 0000000000400488 [ 56.027274][ T8421] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000403200 [ 56.035221][ T8421] R13: 0000000000000000 R14: 00000000004ad018 R15: 0000000000400488 [ 56.043779][ T8421] Kernel Offset: disabled [ 56.048173][ T8421] Rebooting in 86400 seconds..