[ 1239.758615][T14532] [ 1239.758766][T14532] ============================= [ 1239.758948][T14532] WARNING: suspicious RCU usage [ 1239.759125][T14532] 6.12.0-rc6-virtme #1 Not tainted [ 1239.759285][T14532] ----------------------------- [ 1239.759446][T14532] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!! [ 1239.759713][T14532] [ 1239.759713][T14532] other info that might help us debug this: [ 1239.759713][T14532] [ 1239.760044][T14532] [ 1239.760044][T14532] rcu_scheduler_active = 2, debug_locks = 1 [ 1239.760281][T14532] no locks held by smcrouted/14532. [ 1239.760439][T14532] [ 1239.760439][T14532] stack backtrace: [ 1239.760634][T14532] CPU: 0 UID: 0 PID: 14532 Comm: smcrouted Not tainted 6.12.0-rc6-virtme #1 [ 1239.760919][T14532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1239.761117][T14532] Call Trace: [ 1239.761241][T14532] [ 1239.761330][T14532] dump_stack_lvl+0xb0/0xd0 [ 1239.761503][T14532] lockdep_rcu_suspicious+0x1ea/0x280 [ 1239.761682][T14532] ip6mr_get_table+0x142/0x190 [ 1239.761848][T14532] ip6_mroute_setsockopt+0x185/0x12d0 [ 1239.762041][T14532] ? __pfx_ip6_mroute_setsockopt+0x10/0x10 [ 1239.762255][T14532] ? __lock_release+0x103/0x460 [ 1239.762449][T14532] ? __might_fault+0x11b/0x170 [ 1239.762614][T14532] ? trace_lock_acquire+0x14d/0x1f0 [ 1239.762807][T14532] ? __might_fault+0xc3/0x170 [ 1239.762970][T14532] ? lock_acquire+0x32/0xc0 [ 1239.763128][T14532] ? __might_fault+0xc3/0x170 [ 1239.763286][T14532] ? __might_fault+0x11b/0x170 [ 1239.763457][T14532] do_ipv6_setsockopt+0x705/0x34e0 [ 1239.763624][T14532] ? __lock_release+0xe0/0x460 [ 1239.763809][T14532] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 1239.763986][T14532] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1239.764152][T14532] ? rcu_read_lock_any_held+0x43/0xb0 [ 1239.764327][T14532] ? validate_chain+0x1fe/0xae0 [ 1239.764489][T14532] ? is_bpf_text_address+0x67/0x120 [ 1239.764669][T14532] ? __pfx_validate_chain+0x10/0x10 [ 1239.764834][T14532] ? hlock_class+0x4e/0x130 [ 1239.765009][T14532] ? mark_lock+0x38/0x3e0 [ 1239.765141][T14532] ? __lock_acquire+0xb3f/0x1580 [ 1239.765312][T14532] ? find_held_lock+0x2c/0x110 [ 1239.765518][T14532] ? ipv6_setsockopt+0x7f/0xe0 [ 1239.765714][T14532] ipv6_setsockopt+0x7f/0xe0 [ 1239.765895][T14532] rawv6_setsockopt+0xb7/0x550 [ 1239.766057][T14532] ? __pfx_rawv6_setsockopt+0x10/0x10 [ 1239.766216][T14532] ? __lock_acquire+0xb3f/0x1580 [ 1239.766375][T14532] ? kfree+0x2d/0x340 [ 1239.766504][T14532] do_sock_setsockopt+0x149/0x3a0 [ 1239.766679][T14532] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 1239.766844][T14532] ? __lock_release+0x103/0x460 [ 1239.767001][T14532] ? fd_install+0x1d1/0x5a0 [ 1239.767167][T14532] ? trace_lock_acquire+0x14d/0x1f0 [ 1239.767328][T14532] ? fdget+0x52/0x1e0 [ 1239.767458][T14532] __sys_setsockopt+0x104/0x1a0 [ 1239.767636][T14532] ? __pfx___sys_setsockopt+0x10/0x10 [ 1239.767805][T14532] ? __sys_socket+0x168/0x1e0 [ 1239.767982][T14532] ? __pfx___sys_socket+0x10/0x10 [ 1239.768148][T14532] ? do_user_addr_fault+0x374/0xe30 [ 1239.768312][T14532] __x64_sys_setsockopt+0xbd/0x160 [ 1239.768471][T14532] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1239.768703][T14532] do_syscall_64+0xc1/0x1d0 [ 1239.768870][T14532] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1239.769066][T14532] RIP: 0033:0x7fede58d591e [ 1239.769235][T14532] Code: 0f 1f 40 00 48 8b 15 e1 94 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b1 0f 1f 00 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a9 [ 1239.769838][T14532] RSP: 002b:00007fff85a02c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 1239.770088][T14532] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fede58d591e [ 1239.770337][T14532] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008 [ 1239.770595][T14532] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000 [ 1239.770846][T14532] R10: 00007fff85a02c3c R11: 0000000000000246 R12: 0000000000000000 [ 1239.771096][T14532] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007fede59da000 [ 1239.771366][T14532] [ 1239.775565][T14532] veth0: entered allmulticast mode [ 1239.776144][T14532] veth1: entered allmulticast mode [ 1239.776523][T14532] veth2: entered allmulticast mode [ 1239.776896][T14532] veth3: entered allmulticast mode [ 1239.777245][T14532] veth4: entered allmulticast mode [ 1239.777585][T14532] veth5: entered allmulticast mode [ 1266.413434][T14532] veth0: left allmulticast mode [ 1266.413771][T14532] veth1: left allmulticast mode [ 1266.414015][T14532] veth2: left allmulticast mode [ 1266.414246][T14532] veth3: left allmulticast mode [ 1266.414482][T14532] veth4: left allmulticast mode [ 1266.414734][T14532] veth5: left allmulticast mode