[ 1304.517183][T15625] [ 1304.517351][T15625] ============================= [ 1304.517537][T15625] WARNING: suspicious RCU usage [ 1304.517709][T15625] 6.12.0-rc7-virtme #1 Not tainted [ 1304.517878][T15625] ----------------------------- [ 1304.518054][T15625] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!! [ 1304.518298][T15625] [ 1304.518298][T15625] other info that might help us debug this: [ 1304.518298][T15625] [ 1304.518951][T15625] [ 1304.518951][T15625] rcu_scheduler_active = 2, debug_locks = 1 [ 1304.519199][T15625] no locks held by smcrouted/15625. [ 1304.519408][T15625] [ 1304.519408][T15625] stack backtrace: [ 1304.519624][T15625] CPU: 0 UID: 0 PID: 15625 Comm: smcrouted Not tainted 6.12.0-rc7-virtme #1 [ 1304.519910][T15625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1304.520119][T15625] Call Trace: [ 1304.520248][T15625] [ 1304.520341][T15625] dump_stack_lvl+0xb0/0xd0 [ 1304.520521][T15625] lockdep_rcu_suspicious+0x1ea/0x280 [ 1304.520729][T15625] ip6mr_get_table+0x142/0x190 [ 1304.520928][T15625] ip6_mroute_setsockopt+0x185/0x12d0 [ 1304.521102][T15625] ? __pfx_ip6_mroute_setsockopt+0x10/0x10 [ 1304.521323][T15625] ? __lock_release+0x103/0x460 [ 1304.521496][T15625] ? __might_fault+0x11b/0x170 [ 1304.521674][T15625] ? trace_lock_acquire+0x14d/0x1f0 [ 1304.521852][T15625] ? __might_fault+0xc3/0x170 [ 1304.522019][T15625] ? lock_acquire+0x32/0xc0 [ 1304.522185][T15625] ? __might_fault+0xc3/0x170 [ 1304.522355][T15625] ? __might_fault+0x11b/0x170 [ 1304.522532][T15625] do_ipv6_setsockopt+0x705/0x34e0 [ 1304.522708][T15625] ? __lock_release+0x10/0x460 [ 1304.522878][T15625] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 1304.523052][T15625] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1304.523223][T15625] ? rcu_read_lock_any_held+0x43/0xb0 [ 1304.523399][T15625] ? validate_chain+0x1fe/0xae0 [ 1304.523571][T15625] ? is_bpf_text_address+0x67/0x120 [ 1304.523755][T15625] ? __pfx_validate_chain+0x10/0x10 [ 1304.523923][T15625] ? hlock_class+0x4e/0x130 [ 1304.524091][T15625] ? mark_lock+0x38/0x3e0 [ 1304.524224][T15625] ? __lock_acquire+0xb3f/0x1580 [ 1304.524397][T15625] ? find_held_lock+0x2c/0x110 [ 1304.524575][T15625] ? ipv6_setsockopt+0x7f/0xe0 [ 1304.524739][T15625] ipv6_setsockopt+0x7f/0xe0 [ 1304.524909][T15625] rawv6_setsockopt+0xb7/0x550 [ 1304.525087][T15625] ? __pfx_rawv6_setsockopt+0x10/0x10 [ 1304.525262][T15625] ? __lock_acquire+0xb3f/0x1580 [ 1304.525434][T15625] ? kfree+0x2d/0x340 [ 1304.525569][T15625] do_sock_setsockopt+0x149/0x3a0 [ 1304.525747][T15625] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 1304.525914][T15625] ? __lock_release+0x103/0x460 [ 1304.526088][T15625] ? fd_install+0x1d1/0x5a0 [ 1304.526261][T15625] ? trace_lock_acquire+0x14d/0x1f0 [ 1304.526438][T15625] ? fdget+0x52/0x1e0 [ 1304.526572][T15625] __sys_setsockopt+0x104/0x1a0 [ 1304.526744][T15625] ? __pfx___sys_setsockopt+0x10/0x10 [ 1304.526908][T15625] ? __sys_socket+0x168/0x1e0 [ 1304.527081][T15625] ? __pfx___sys_socket+0x10/0x10 [ 1304.527264][T15625] ? do_user_addr_fault+0x374/0xe30 [ 1304.527441][T15625] __x64_sys_setsockopt+0xbd/0x160 [ 1304.527605][T15625] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1304.527814][T15625] do_syscall_64+0xc1/0x1d0 [ 1304.527986][T15625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1304.528198][T15625] RIP: 0033:0x7ffb9a05591e [ 1304.528378][T15625] 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 [ 1304.528966][T15625] RSP: 002b:00007ffc332b9aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 1304.529223][T15625] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffb9a05591e [ 1304.529476][T15625] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008 [ 1304.529726][T15625] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000 [ 1304.529982][T15625] R10: 00007ffc332b9acc R11: 0000000000000246 R12: 0000000000000000 [ 1304.530228][T15625] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007ffb9a15a000 [ 1304.530493][T15625] [ 1304.533071][T15625] veth0: entered allmulticast mode [ 1304.533824][T15625] veth1: entered allmulticast mode [ 1304.534174][T15625] veth2: entered allmulticast mode [ 1304.534522][T15625] veth3: entered allmulticast mode [ 1304.534854][T15625] veth4: entered allmulticast mode [ 1304.536539][T15625] veth5: entered allmulticast mode [ 1330.284856][T15625] veth0: left allmulticast mode [ 1330.285227][T15625] veth1: left allmulticast mode [ 1330.285539][T15625] veth2: left allmulticast mode [ 1330.285808][T15625] veth3: left allmulticast mode [ 1330.286063][T15625] veth4: left allmulticast mode [ 1330.286311][T15625] veth5: left allmulticast mode