[ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ 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. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.154' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 55.443985][ T8426] ------------[ cut here ]------------ [ 55.449476][ T8426] WARNING: CPU: 0 PID: 8426 at mm/util.c:597 kvmalloc_node+0x111/0x120 [ 55.458277][ T8426] Modules linked in: [ 55.463243][ T8426] CPU: 0 PID: 8426 Comm: syz-executor788 Not tainted 5.14.0-syzkaller #0 [ 55.471935][ T8426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.482813][ T8426] RIP: 0010:kvmalloc_node+0x111/0x120 [ 55.488202][ T8426] Code: 01 00 00 00 4c 89 e7 e8 ed 17 0d 00 49 89 c5 e9 69 ff ff ff e8 90 0a d1 ff 41 89 ed 41 81 cd 00 20 01 00 eb 95 e8 7f 0a d1 ff <0f> 0b e9 4c ff ff ff 0f 1f 84 00 00 00 00 00 55 48 89 fd 53 e8 66 [ 55.508238][ T8426] RSP: 0018:ffffc9000187f290 EFLAGS: 00010293 [ 55.517477][ T8426] RAX: 0000000000000000 RBX: 000000000000001f RCX: 0000000000000000 [ 55.527251][ T8426] RDX: ffff888022c95580 RSI: ffffffff81a51341 RDI: 0000000000000003 [ 55.537204][ T8426] RBP: 0000000000400dc0 R08: 000000007fffffff R09: 00000000ffffffff [ 55.547002][ T8426] R10: ffffffff81a512fe R11: 000000000000001f R12: 0000000400000018 [ 55.556349][ T8426] R13: 0000000000000000 R14: 00000000ffffffff R15: ffff88814778f380 [ 55.564409][ T8426] FS: 00000000023d6300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 55.573399][ T8426] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.580047][ T8426] CR2: 00007f7a709c96c0 CR3: 000000001e1bf000 CR4: 0000000000350ee0 [ 55.588039][ T8426] Call Trace: [ 55.591363][ T8426] hash_mac_create+0x3bb/0xf50 [ 55.596140][ T8426] ? __nla_parse+0x3d/0x50 [ 55.600608][ T8426] ? hash_mac4_uref+0x450/0x450 [ 55.605485][ T8426] ip_set_create+0x782/0x15a0 [ 55.610227][ T8426] ? ip_set_sockfn_get+0xe60/0xe60 [ 55.615358][ T8426] ? __split_vma+0xa5/0x550 [ 55.620141][ T8426] ? split_vma+0x95/0xd0 [ 55.624398][ T8426] ? __nla_parse+0x3d/0x50 [ 55.628819][ T8426] nfnetlink_rcv_msg+0xbc9/0x13f0 [ 55.636689][ T8426] ? nfnetlink_net_init+0x380/0x380 [ 55.646721][ T8426] ? kernel_text_address+0xbd/0xf0 [ 55.652272][ T8426] ? __kernel_text_address+0x9/0x30 [ 55.658130][ T8426] ? stack_trace_save+0x8c/0xc0 [ 55.665480][ T8426] ? stack_trace_consume_entry+0x160/0x160 [ 55.671819][ T8426] ? rcu_read_lock_sched_held+0xd/0x70 [ 55.679545][ T8426] ? kasan_save_stack+0x32/0x40 [ 55.686435][ T8426] ? kasan_save_stack+0x1b/0x40 [ 55.691371][ T8426] ? __kasan_slab_alloc+0x83/0xb0 [ 55.696396][ T8426] ? kmem_cache_alloc_node+0x266/0x3e0 [ 55.701899][ T8426] netlink_rcv_skb+0x153/0x420 [ 55.711408][ T8426] ? nfnetlink_net_init+0x380/0x380 [ 55.716614][ T8426] ? netlink_ack+0xa60/0xa60 [ 55.721317][ T8426] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.727569][ T8426] ? ns_capable+0xd9/0x100 [ 55.733976][ T8426] nfnetlink_rcv+0x1ac/0x420 [ 55.738572][ T8426] ? nfnetlink_rcv_batch+0x25f0/0x25f0 [ 55.744162][ T8426] ? netlink_deliver_tap+0x1b1/0xc30 [ 55.751083][ T8426] ? _copy_from_iter+0x12b/0x1320 [ 55.756134][ T8426] netlink_unicast+0x533/0x7d0 [ 55.761123][ T8426] ? netlink_attachskb+0x890/0x890 [ 55.767653][ T8426] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 55.775194][ T8426] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 55.781510][ T8426] ? __phys_addr_symbol+0x2c/0x70 [ 55.786560][ T8426] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 55.792825][ T8426] ? __check_object_size+0x16e/0x3f0 [ 55.798140][ T8426] netlink_sendmsg+0x86d/0xdb0 [ 55.803009][ T8426] ? netlink_unicast+0x7d0/0x7d0 [ 55.807971][ T8426] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.814776][ T8426] ? netlink_unicast+0x7d0/0x7d0 [ 55.820587][ T8426] sock_sendmsg+0xcf/0x120 [ 55.825018][ T8426] ____sys_sendmsg+0x6e8/0x810 [ 55.829803][ T8426] ? kernel_sendmsg+0x50/0x50 [ 55.835250][ T8426] ? do_recvmmsg+0x6d0/0x6d0 [ 55.840793][ T8426] ? rcu_read_lock_sched_held+0xd/0x70 [ 55.847633][ T8426] ? do_huge_pmd_anonymous_page+0x1297/0x2810 [ 55.854948][ T8426] ? lock_downgrade+0x6e0/0x6e0 [ 55.861087][ T8426] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 55.868602][ T8426] ___sys_sendmsg+0xf3/0x170 [ 55.873418][ T8426] ? sendmsg_copy_msghdr+0x160/0x160 [ 55.879249][ T8426] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.885583][ T8426] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.891897][ T8426] ? __handle_mm_fault+0x621/0x5320 [ 55.897129][ T8426] ? vm_iomap_memory+0x190/0x190 [ 55.902112][ T8426] ? lock_release+0x720/0x720 [ 55.906832][ T8426] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 55.913140][ T8426] ? __fget_light+0x215/0x280 [ 55.917812][ T8426] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 55.924775][ T8426] __sys_sendmsg+0xe5/0x1b0 [ 55.929301][ T8426] ? __sys_sendmsg_sock+0x30/0x30 [ 55.934489][ T8426] ? syscall_enter_from_user_mode+0x21/0x70 [ 55.940606][ T8426] ? trace_hardirqs_on+0x5b/0x1c0 [ 55.945895][ T8426] do_syscall_64+0x35/0xb0 [ 55.950427][ T8426] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 55.956350][ T8426] RIP: 0033:0x43f039 [ 55.960299][ T8426] 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 [ 55.980163][ T8426] RSP: 002b:00007ffc6f6ec258 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.980191][ T8426] RAX: ffffffffffffffda RBX: 0000000000400488 RCX: 000000000043f039 [ 55.980205][ T8426] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 55.980218][ T8426] RBP: 0000000000403020 R08: 0000000000000005 R09: 0000000000400488 [ 55.980231][ T8426] R10: 0000000000000002 R11: 0000000000000246 R12: 00000000004030b0 [ 55.980246][ T8426] R13: 0000000000000000 R14: 00000000004ac018 R15: 0000000000400488 [ 56.033827][ T8426] Kernel panic - not syncing: panic_on_warn set ... [ 56.040869][ T8426] CPU: 1 PID: 8426 Comm: syz-executor788 Not tainted 5.14.0-syzkaller #0 [ 56.049277][ T8426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.060906][ T8426] Call Trace: [ 56.064187][ T8426] dump_stack_lvl+0xcd/0x134 [ 56.068780][ T8426] panic+0x2b0/0x6dd [ 56.072661][ T8426] ? __warn_printk+0xf3/0xf3 [ 56.077782][ T8426] ? __warn.cold+0x1a/0x44 [ 56.082274][ T8426] ? kvmalloc_node+0x111/0x120 [ 56.087651][ T8426] __warn.cold+0x35/0x44 [ 56.091897][ T8426] ? kvmalloc_node+0x111/0x120 [ 56.096651][ T8426] report_bug+0x1bd/0x210 [ 56.100973][ T8426] handle_bug+0x3c/0x60 [ 56.105116][ T8426] exc_invalid_op+0x14/0x40 [ 56.109604][ T8426] asm_exc_invalid_op+0x12/0x20 [ 56.114441][ T8426] RIP: 0010:kvmalloc_node+0x111/0x120 [ 56.119818][ T8426] Code: 01 00 00 00 4c 89 e7 e8 ed 17 0d 00 49 89 c5 e9 69 ff ff ff e8 90 0a d1 ff 41 89 ed 41 81 cd 00 20 01 00 eb 95 e8 7f 0a d1 ff <0f> 0b e9 4c ff ff ff 0f 1f 84 00 00 00 00 00 55 48 89 fd 53 e8 66 [ 56.140285][ T8426] RSP: 0018:ffffc9000187f290 EFLAGS: 00010293 [ 56.147145][ T8426] RAX: 0000000000000000 RBX: 000000000000001f RCX: 0000000000000000 [ 56.155105][ T8426] RDX: ffff888022c95580 RSI: ffffffff81a51341 RDI: 0000000000000003 [ 56.164450][ T8426] RBP: 0000000000400dc0 R08: 000000007fffffff R09: 00000000ffffffff [ 56.172406][ T8426] R10: ffffffff81a512fe R11: 000000000000001f R12: 0000000400000018 [ 56.180359][ T8426] R13: 0000000000000000 R14: 00000000ffffffff R15: ffff88814778f380 [ 56.189097][ T8426] ? kvmalloc_node+0xce/0x120 [ 56.193765][ T8426] ? kvmalloc_node+0x111/0x120 [ 56.198522][ T8426] hash_mac_create+0x3bb/0xf50 [ 56.203274][ T8426] ? __nla_parse+0x3d/0x50 [ 56.207676][ T8426] ? hash_mac4_uref+0x450/0x450 [ 56.212511][ T8426] ip_set_create+0x782/0x15a0 [ 56.217615][ T8426] ? ip_set_sockfn_get+0xe60/0xe60 [ 56.223328][ T8426] ? __split_vma+0xa5/0x550 [ 56.228602][ T8426] ? split_vma+0x95/0xd0 [ 56.232848][ T8426] ? __nla_parse+0x3d/0x50 [ 56.237499][ T8426] nfnetlink_rcv_msg+0xbc9/0x13f0 [ 56.242520][ T8426] ? nfnetlink_net_init+0x380/0x380 [ 56.248074][ T8426] ? kernel_text_address+0xbd/0xf0 [ 56.253210][ T8426] ? __kernel_text_address+0x9/0x30 [ 56.258416][ T8426] ? stack_trace_save+0x8c/0xc0 [ 56.263257][ T8426] ? stack_trace_consume_entry+0x160/0x160 [ 56.269052][ T8426] ? rcu_read_lock_sched_held+0xd/0x70 [ 56.274507][ T8426] ? kasan_save_stack+0x32/0x40 [ 56.279354][ T8426] ? kasan_save_stack+0x1b/0x40 [ 56.284199][ T8426] ? __kasan_slab_alloc+0x83/0xb0 [ 56.289224][ T8426] ? kmem_cache_alloc_node+0x266/0x3e0 [ 56.294681][ T8426] netlink_rcv_skb+0x153/0x420 [ 56.299459][ T8426] ? nfnetlink_net_init+0x380/0x380 [ 56.304646][ T8426] ? netlink_ack+0xa60/0xa60 [ 56.309225][ T8426] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 56.315461][ T8426] ? ns_capable+0xd9/0x100 [ 56.319874][ T8426] nfnetlink_rcv+0x1ac/0x420 [ 56.324450][ T8426] ? nfnetlink_rcv_batch+0x25f0/0x25f0 [ 56.329891][ T8426] ? netlink_deliver_tap+0x1b1/0xc30 [ 56.335183][ T8426] ? _copy_from_iter+0x12b/0x1320 [ 56.340201][ T8426] netlink_unicast+0x533/0x7d0 [ 56.345387][ T8426] ? netlink_attachskb+0x890/0x890 [ 56.350491][ T8426] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 56.356742][ T8426] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 56.362983][ T8426] ? __phys_addr_symbol+0x2c/0x70 [ 56.368000][ T8426] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 56.373730][ T8426] ? __check_object_size+0x16e/0x3f0 [ 56.379008][ T8426] netlink_sendmsg+0x86d/0xdb0 [ 56.383764][ T8426] ? netlink_unicast+0x7d0/0x7d0 [ 56.388693][ T8426] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 56.394934][ T8426] ? netlink_unicast+0x7d0/0x7d0 [ 56.399859][ T8426] sock_sendmsg+0xcf/0x120 [ 56.404263][ T8426] ____sys_sendmsg+0x6e8/0x810 [ 56.409010][ T8426] ? kernel_sendmsg+0x50/0x50 [ 56.413681][ T8426] ? do_recvmmsg+0x6d0/0x6d0 [ 56.418271][ T8426] ? rcu_read_lock_sched_held+0xd/0x70 [ 56.423759][ T8426] ? do_huge_pmd_anonymous_page+0x1297/0x2810 [ 56.429826][ T8426] ? lock_downgrade+0x6e0/0x6e0 [ 56.434668][ T8426] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 56.442309][ T8426] ___sys_sendmsg+0xf3/0x170 [ 56.446916][ T8426] ? sendmsg_copy_msghdr+0x160/0x160 [ 56.452194][ T8426] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 56.458448][ T8426] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 56.464707][ T8426] ? __handle_mm_fault+0x621/0x5320 [ 56.469948][ T8426] ? vm_iomap_memory+0x190/0x190 [ 56.474900][ T8426] ? lock_release+0x720/0x720 [ 56.479565][ T8426] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 56.485798][ T8426] ? __fget_light+0x215/0x280 [ 56.490465][ T8426] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 56.496697][ T8426] __sys_sendmsg+0xe5/0x1b0 [ 56.501283][ T8426] ? __sys_sendmsg_sock+0x30/0x30 [ 56.506692][ T8426] ? syscall_enter_from_user_mode+0x21/0x70 [ 56.512950][ T8426] ? trace_hardirqs_on+0x5b/0x1c0 [ 56.517994][ T8426] do_syscall_64+0x35/0xb0 [ 56.522413][ T8426] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 56.528561][ T8426] RIP: 0033:0x43f039 [ 56.532962][ T8426] 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 [ 56.553263][ T8426] RSP: 002b:00007ffc6f6ec258 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.561848][ T8426] RAX: ffffffffffffffda RBX: 0000000000400488 RCX: 000000000043f039 [ 56.569836][ T8426] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 [ 56.579062][ T8426] RBP: 0000000000403020 R08: 0000000000000005 R09: 0000000000400488 [ 56.587306][ T8426] R10: 0000000000000002 R11: 0000000000000246 R12: 00000000004030b0 [ 56.595317][ T8426] R13: 0000000000000000 R14: 00000000004ac018 R15: 0000000000400488 [ 56.613862][ T8426] Kernel Offset: disabled [ 56.624206][ T8426] Rebooting in 86400 seconds..