[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.130' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 78.531043][ T38] audit: type=1400 audit(1630700681.850:8): avc: denied { execmem } for pid=8432 comm="syz-executor044" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 78.553464][ T8432] ------------[ cut here ]------------ [ 78.559008][ T8432] WARNING: CPU: 0 PID: 8432 at mm/util.c:597 kvmalloc_node+0x111/0x120 [ 78.567274][ T8432] Modules linked in: [ 78.571179][ T8432] CPU: 0 PID: 8432 Comm: syz-executor044 Not tainted 5.14.0-syzkaller #0 [ 78.579836][ T8432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.589989][ T8432] RIP: 0010:kvmalloc_node+0x111/0x120 [ 78.595376][ T8432] Code: 01 00 00 00 4c 89 e7 e8 ed 11 0d 00 49 89 c5 e9 69 ff ff ff e8 90 55 d1 ff 41 89 ed 41 81 cd 00 20 01 00 eb 95 e8 7f 55 d1 ff <0f> 0b e9 4c ff ff ff 0f 1f 84 00 00 00 00 00 55 48 89 fd 53 e8 66 [ 78.615007][ T8432] RSP: 0018:ffffc900018f7288 EFLAGS: 00010293 [ 78.621109][ T8432] RAX: 0000000000000000 RBX: ffffc900018f73a0 RCX: 0000000000000000 [ 78.629260][ T8432] RDX: ffff88803d6ca300 RSI: ffffffff81a3f651 RDI: 0000000000000003 [ 78.637260][ T8432] RBP: 0000000000400dc0 R08: 000000007fffffff R09: 000000000000001f [ 78.645227][ T8432] R10: ffffffff81a3f60e R11: 000000000000001f R12: 0000000400000018 [ 78.653372][ T8432] R13: 0000000000000000 R14: 00000000ffffffff R15: ffff88801743d000 [ 78.661500][ T8432] FS: 0000000001d7c300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 78.670590][ T8432] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.677765][ T8432] CR2: 0000000020000046 CR3: 000000001e0d4000 CR4: 00000000001506f0 [ 78.686231][ T8432] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 78.694282][ T8432] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 78.702353][ T8432] Call Trace: [ 78.705683][ T8432] hash_net_create+0x3dd/0x1220 [ 78.710541][ T8432] ? __nla_parse+0x3d/0x50 [ 78.714941][ T8432] ? hash_net6_gc+0x460/0x460 [ 78.719648][ T8432] ip_set_create+0x782/0x15a0 [ 78.724328][ T8432] ? ip_set_sockfn_get+0xe60/0xe60 [ 78.729487][ T8432] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 78.735588][ T8432] ? __nla_parse+0x3d/0x50 [ 78.740007][ T8432] nfnetlink_rcv_msg+0xbc9/0x13f0 [ 78.745014][ T8432] ? nfnetlink_net_init+0x380/0x380 [ 78.750233][ T8432] ? __sanitizer_cov_trace_cmp2+0x22/0x80 [ 78.755983][ T8432] ? avc_has_extended_perms+0xee0/0xee0 [ 78.761528][ T8432] ? arch_stack_walk+0x93/0xe0 [ 78.766318][ T8432] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.772560][ T8432] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.778828][ T8432] ? cred_has_capability.isra.0+0x14e/0x2b0 [ 78.784810][ T8432] ? check_nnp_nosuid.isra.0+0x2a0/0x2a0 [ 78.790501][ T8432] ? check_nnp_nosuid.isra.0+0x2a0/0x2a0 [ 78.796218][ T8432] netlink_rcv_skb+0x153/0x420 [ 78.801114][ T8432] ? nfnetlink_net_init+0x380/0x380 [ 78.806517][ T8432] ? netlink_ack+0xa60/0xa60 [ 78.811198][ T8432] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.817463][ T8432] ? ns_capable+0xd9/0x100 [ 78.821877][ T8432] nfnetlink_rcv+0x1ac/0x420 [ 78.826509][ T8432] ? nfnetlink_rcv_batch+0x25f0/0x25f0 [ 78.831974][ T8432] ? netlink_deliver_tap+0x1b1/0xc30 [ 78.837313][ T8432] netlink_unicast+0x533/0x7d0 [ 78.842073][ T8432] ? netlink_attachskb+0x890/0x890 [ 78.847335][ T8432] netlink_sendmsg+0x86d/0xdb0 [ 78.852096][ T8432] ? netlink_unicast+0x7d0/0x7d0 [ 78.857202][ T8432] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.863442][ T8432] ? netlink_unicast+0x7d0/0x7d0 [ 78.868416][ T8432] sock_sendmsg+0xcf/0x120 [ 78.872833][ T8432] ____sys_sendmsg+0x6e8/0x810 [ 78.877638][ T8432] ? asm_common_interrupt+0x1e/0x40 [ 78.882843][ T8432] ? kernel_sendmsg+0x50/0x50 [ 78.887559][ T8432] ? asm_common_interrupt+0x1e/0x40 [ 78.892757][ T8432] ? ___sys_sendmsg+0xd2/0x170 [ 78.897547][ T8432] ___sys_sendmsg+0xf3/0x170 [ 78.902137][ T8432] ? sendmsg_copy_msghdr+0x160/0x160 [ 78.907461][ T8432] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.913703][ T8432] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.919967][ T8432] ? __handle_mm_fault+0x621/0x5320 [ 78.925251][ T8432] ? vm_iomap_memory+0x190/0x190 [ 78.930219][ T8432] ? lock_release+0x720/0x720 [ 78.934908][ T8432] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 78.941185][ T8432] ? __fget_light+0x215/0x280 [ 78.945993][ T8432] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 78.952250][ T8432] __sys_sendmsg+0xe5/0x1b0 [ 78.956914][ T8432] ? __sys_sendmsg_sock+0x30/0x30 [ 78.961943][ T8432] ? syscall_enter_from_user_mode+0x21/0x70 [ 78.967868][ T8432] ? trace_hardirqs_on+0x5b/0x1c0 [ 78.972981][ T8432] do_syscall_64+0x35/0xb0 [ 78.977423][ T8432] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 78.983479][ T8432] RIP: 0033:0x43f039 [ 78.987413][ T8432] 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 [ 79.007203][ T8432] RSP: 002b:00007ffc97697a28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.015654][ T8432] RAX: ffffffffffffffda RBX: 0000000000400488 RCX: 000000000043f039 [ 79.023839][ T8432] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 [ 79.031839][ T8432] RBP: 0000000000403020 R08: 0000000000000005 R09: 0000000000400488 [ 79.039838][ T8432] R10: 0000000000000002 R11: 0000000000000246 R12: 00000000004030b0 [ 79.047851][ T8432] R13: 0000000000000000 R14: 00000000004ac018 R15: 0000000000400488 [ 79.055994][ T8432] Kernel panic - not syncing: panic_on_warn set ... [ 79.062567][ T8432] CPU: 0 PID: 8432 Comm: syz-executor044 Not tainted 5.14.0-syzkaller #0 [ 79.070971][ T8432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.081013][ T8432] Call Trace: [ 79.084281][ T8432] dump_stack_lvl+0xcd/0x134 [ 79.088951][ T8432] panic+0x2b0/0x6dd [ 79.092839][ T8432] ? __warn_printk+0xf3/0xf3 [ 79.097423][ T8432] ? __warn.cold+0x1a/0x44 [ 79.101830][ T8432] ? kvmalloc_node+0x111/0x120 [ 79.106585][ T8432] __warn.cold+0x35/0x44 [ 79.110930][ T8432] ? kvmalloc_node+0x111/0x120 [ 79.115698][ T8432] report_bug+0x1bd/0x210 [ 79.120019][ T8432] handle_bug+0x3c/0x60 [ 79.124176][ T8432] exc_invalid_op+0x14/0x40 [ 79.128678][ T8432] asm_exc_invalid_op+0x12/0x20 [ 79.133522][ T8432] RIP: 0010:kvmalloc_node+0x111/0x120 [ 79.138889][ T8432] Code: 01 00 00 00 4c 89 e7 e8 ed 11 0d 00 49 89 c5 e9 69 ff ff ff e8 90 55 d1 ff 41 89 ed 41 81 cd 00 20 01 00 eb 95 e8 7f 55 d1 ff <0f> 0b e9 4c ff ff ff 0f 1f 84 00 00 00 00 00 55 48 89 fd 53 e8 66 [ 79.158572][ T8432] RSP: 0018:ffffc900018f7288 EFLAGS: 00010293 [ 79.164632][ T8432] RAX: 0000000000000000 RBX: ffffc900018f73a0 RCX: 0000000000000000 [ 79.172592][ T8432] RDX: ffff88803d6ca300 RSI: ffffffff81a3f651 RDI: 0000000000000003 [ 79.180581][ T8432] RBP: 0000000000400dc0 R08: 000000007fffffff R09: 000000000000001f [ 79.188551][ T8432] R10: ffffffff81a3f60e R11: 000000000000001f R12: 0000000400000018 [ 79.196623][ T8432] R13: 0000000000000000 R14: 00000000ffffffff R15: ffff88801743d000 [ 79.204609][ T8432] ? kvmalloc_node+0xce/0x120 [ 79.209287][ T8432] ? kvmalloc_node+0x111/0x120 [ 79.214050][ T8432] ? kvmalloc_node+0x111/0x120 [ 79.218808][ T8432] hash_net_create+0x3dd/0x1220 [ 79.223658][ T8432] ? __nla_parse+0x3d/0x50 [ 79.228068][ T8432] ? hash_net6_gc+0x460/0x460 [ 79.232742][ T8432] ip_set_create+0x782/0x15a0 [ 79.237414][ T8432] ? ip_set_sockfn_get+0xe60/0xe60 [ 79.242605][ T8432] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 79.248667][ T8432] ? __nla_parse+0x3d/0x50 [ 79.253076][ T8432] nfnetlink_rcv_msg+0xbc9/0x13f0 [ 79.258097][ T8432] ? nfnetlink_net_init+0x380/0x380 [ 79.263306][ T8432] ? __sanitizer_cov_trace_cmp2+0x22/0x80 [ 79.269279][ T8432] ? avc_has_extended_perms+0xee0/0xee0 [ 79.274834][ T8432] ? arch_stack_walk+0x93/0xe0 [ 79.279589][ T8432] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.285823][ T8432] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.292058][ T8432] ? cred_has_capability.isra.0+0x14e/0x2b0 [ 79.297948][ T8432] ? check_nnp_nosuid.isra.0+0x2a0/0x2a0 [ 79.303579][ T8432] ? check_nnp_nosuid.isra.0+0x2a0/0x2a0 [ 79.309207][ T8432] netlink_rcv_skb+0x153/0x420 [ 79.313971][ T8432] ? nfnetlink_net_init+0x380/0x380 [ 79.319160][ T8432] ? netlink_ack+0xa60/0xa60 [ 79.323738][ T8432] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.329973][ T8432] ? ns_capable+0xd9/0x100 [ 79.334379][ T8432] nfnetlink_rcv+0x1ac/0x420 [ 79.338963][ T8432] ? nfnetlink_rcv_batch+0x25f0/0x25f0 [ 79.344416][ T8432] ? netlink_deliver_tap+0x1b1/0xc30 [ 79.349697][ T8432] netlink_unicast+0x533/0x7d0 [ 79.354467][ T8432] ? netlink_attachskb+0x890/0x890 [ 79.359571][ T8432] netlink_sendmsg+0x86d/0xdb0 [ 79.364327][ T8432] ? netlink_unicast+0x7d0/0x7d0 [ 79.369254][ T8432] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.375491][ T8432] ? netlink_unicast+0x7d0/0x7d0 [ 79.380420][ T8432] sock_sendmsg+0xcf/0x120 [ 79.384836][ T8432] ____sys_sendmsg+0x6e8/0x810 [ 79.389592][ T8432] ? asm_common_interrupt+0x1e/0x40 [ 79.394784][ T8432] ? kernel_sendmsg+0x50/0x50 [ 79.399450][ T8432] ? asm_common_interrupt+0x1e/0x40 [ 79.404640][ T8432] ? ___sys_sendmsg+0xd2/0x170 [ 79.409397][ T8432] ___sys_sendmsg+0xf3/0x170 [ 79.413980][ T8432] ? sendmsg_copy_msghdr+0x160/0x160 [ 79.419260][ T8432] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.425498][ T8432] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.431729][ T8432] ? __handle_mm_fault+0x621/0x5320 [ 79.436935][ T8432] ? vm_iomap_memory+0x190/0x190 [ 79.441865][ T8432] ? lock_release+0x720/0x720 [ 79.446536][ T8432] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.452777][ T8432] ? __fget_light+0x215/0x280 [ 79.457449][ T8432] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 79.463683][ T8432] __sys_sendmsg+0xe5/0x1b0 [ 79.468270][ T8432] ? __sys_sendmsg_sock+0x30/0x30 [ 79.473288][ T8432] ? syscall_enter_from_user_mode+0x21/0x70 [ 79.479175][ T8432] ? trace_hardirqs_on+0x5b/0x1c0 [ 79.484216][ T8432] do_syscall_64+0x35/0xb0 [ 79.488623][ T8432] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 79.494508][ T8432] RIP: 0033:0x43f039 [ 79.498388][ T8432] 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 [ 79.518068][ T8432] RSP: 002b:00007ffc97697a28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 79.526469][ T8432] RAX: ffffffffffffffda RBX: 0000000000400488 RCX: 000000000043f039 [ 79.534428][ T8432] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 [ 79.542390][ T8432] RBP: 0000000000403020 R08: 0000000000000005 R09: 0000000000400488 [ 79.550346][ T8432] R10: 0000000000000002 R11: 0000000000000246 R12: 00000000004030b0 [ 79.558381][ T8432] R13: 0000000000000000 R14: 00000000004ac018 R15: 0000000000400488 [ 79.567735][ T8432] Kernel Offset: disabled [ 79.572158][ T8432] Rebooting in 86400 seconds..