[ 37.377890][ T288] [ 37.378278][ T288] ============================= [ 37.378477][ T288] WARNING: suspicious RCU usage [ 37.378822][ T288] 6.12.0-rc4-virtme #1 Not tainted [ 37.378998][ T288] ----------------------------- [ 37.379179][ T288] net/netfilter/nf_tables_api.c:4467 RCU-list traversed in non-reader section!! [ 37.379936][ T288] [ 37.379936][ T288] other info that might help us debug this: [ 37.379936][ T288] [ 37.380279][ T288] [ 37.380279][ T288] rcu_scheduler_active = 2, debug_locks = 1 [ 37.380538][ T288] 1 lock held by nft/288: [ 37.380668][ T288] #0: ffff88800630eec8 (&nft_net->commit_mutex){+.+.}-{3:3}, at: nf_tables_valid_genid+0x2e/0xf0 [nf_tables] [ 37.381102][ T288] [ 37.381102][ T288] stack backtrace: [ 37.381339][ T288] CPU: 3 UID: 0 PID: 288 Comm: nft Not tainted 6.12.0-rc4-virtme #1 [ 37.381612][ T288] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 37.381977][ T288] Call Trace: [ 37.382120][ T288] [ 37.382217][ T288] dump_stack_lvl+0xb0/0xd0 [ 37.382400][ T288] lockdep_rcu_suspicious+0x1ea/0x280 [ 37.382582][ T288] nft_set_lookup.part.0+0x137/0x170 [nf_tables] [ 37.382814][ T288] nf_tables_newset+0x9de/0x2720 [nf_tables] [ 37.383051][ T288] ? __pfx_nf_tables_newset+0x10/0x10 [nf_tables] [ 37.383291][ T288] ? find_held_lock+0x2c/0x110 [ 37.383471][ T288] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 37.383650][ T288] ? trace_lock_acquire+0x14d/0x1f0 [ 37.383831][ T288] ? __nla_validate_parse+0x1bc/0x3d0 [ 37.384007][ T288] nfnetlink_rcv_batch+0x83b/0x1560 [ 37.384200][ T288] ? __pfx_nfnetlink_rcv_batch+0x10/0x10 [ 37.384382][ T288] ? rcu_read_lock_any_held+0x7e/0xb0 [ 37.384558][ T288] ? find_stack+0xbc/0x140 [ 37.384744][ T288] ? rcu_read_lock_any_held+0x43/0xb0 [ 37.385020][ T288] ? validate_chain+0x1fe/0xae0 [ 37.385198][ T288] ? __pfx_validate_chain+0x10/0x10 [ 37.385383][ T288] ? find_held_lock+0x2c/0x110 [ 37.385548][ T288] ? __lock_release+0x103/0x460 [ 37.385708][ T288] ? __nla_validate_parse+0x48/0x3d0 [ 37.385879][ T288] nfnetlink_rcv+0x2c9/0x340 [ 37.386047][ T288] ? __pfx_nfnetlink_rcv+0x10/0x10 [ 37.386214][ T288] ? netlink_deliver_tap+0xc3/0x340 [ 37.386388][ T288] netlink_unicast+0x44b/0x710 [ 37.386563][ T288] ? __pfx_netlink_unicast+0x10/0x10 [ 37.386734][ T288] netlink_sendmsg+0x723/0xbe0 [ 37.386899][ T288] ? __pfx_netlink_sendmsg+0x10/0x10 [ 37.387061][ T288] ? __import_iovec+0x35d/0x5d0 [ 37.387237][ T288] ____sys_sendmsg+0x7ac/0xa10 [ 37.387403][ T288] ? __pfx_____sys_sendmsg+0x10/0x10 [ 37.387569][ T288] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 37.387790][ T288] ___sys_sendmsg+0xee/0x170 [ 37.387950][ T288] ? __lock_release+0x103/0x460 [ 37.388114][ T288] ? __pfx____sys_sendmsg+0x10/0x10 [ 37.388284][ T288] ? __might_fault+0xc3/0x170 [ 37.388451][ T288] ? lock_acquire+0x32/0xc0 [ 37.388610][ T288] ? __might_fault+0xc3/0x170 [ 37.388774][ T288] ? __might_fault+0x11b/0x170 [ 37.388941][ T288] ? do_sock_getsockopt+0x41d/0x730 [ 37.389102][ T288] ? do_sock_setsockopt+0x15b/0x3a0 [ 37.389268][ T288] ? __pfx_do_sock_getsockopt+0x10/0x10 [ 37.389435][ T288] ? fdget+0x52/0x1e0 [ 37.389567][ T288] __sys_sendmsg+0xcd/0x170 [ 37.389729][ T288] ? __pfx___sys_sendmsg+0x10/0x10 [ 37.389893][ T288] ? __pfx___sys_getsockopt+0x10/0x10 [ 37.390069][ T288] do_syscall_64+0xc1/0x1d0 [ 37.390233][ T288] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 37.390443][ T288] RIP: 0033:0x7f89599a87b7 [ 37.390623][ T288] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 [ 37.391177][ T288] RSP: 002b:00007ffee2bb02d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 37.391430][ T288] RAX: ffffffffffffffda RBX: 00007ffee2bc14d0 RCX: 00007f89599a87b7 [ 37.391679][ T288] RDX: 0000000000000000 RSI: 00007ffee2bc1390 RDI: 0000000000000005 [ 37.391921][ T288] RBP: 00007ffee2bc1480 R08: 00007ffee2bb02bc R09: 00007ffee2bb02e0 [ 37.392160][ T288] R10: 00007f8959861708 R11: 0000000000000246 R12: 00007ffee2bc13d0 [ 37.392403][ T288] R13: 0000000000003000 R14: 0000000000000005 R15: 00007ffee2bb02f0 [ 37.392657][ T288]