[ 1333.766113][T14725] [ 1333.766297][T14725] ============================= [ 1333.766493][T14725] WARNING: suspicious RCU usage [ 1333.766673][T14725] 6.12.0-rc6-virtme #1 Not tainted [ 1333.766845][T14725] ----------------------------- [ 1333.767019][T14725] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!! [ 1333.767289][T14725] [ 1333.767289][T14725] other info that might help us debug this: [ 1333.767289][T14725] [ 1333.767765][T14725] [ 1333.767765][T14725] rcu_scheduler_active = 2, debug_locks = 1 [ 1333.768008][T14725] no locks held by smcrouted/14725. [ 1333.768190][T14725] [ 1333.768190][T14725] stack backtrace: [ 1333.768412][T14725] CPU: 2 UID: 0 PID: 14725 Comm: smcrouted Not tainted 6.12.0-rc6-virtme #1 [ 1333.768695][T14725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1333.768890][T14725] Call Trace: [ 1333.769015][T14725] [ 1333.769102][T14725] dump_stack_lvl+0xb0/0xd0 [ 1333.769307][T14725] lockdep_rcu_suspicious+0x1ea/0x280 [ 1333.769474][T14725] ip6mr_get_table+0x142/0x190 [ 1333.769645][T14725] ip6_mroute_setsockopt+0x185/0x12d0 [ 1333.769804][T14725] ? __pfx_ip6_mroute_setsockopt+0x10/0x10 [ 1333.770007][T14725] ? __lock_release+0x103/0x460 [ 1333.770173][T14725] ? __might_fault+0x11b/0x170 [ 1333.770337][T14725] ? trace_lock_acquire+0x14d/0x1f0 [ 1333.770499][T14725] ? __might_fault+0xc3/0x170 [ 1333.770652][T14725] ? lock_acquire+0x32/0xc0 [ 1333.770807][T14725] ? __might_fault+0xc3/0x170 [ 1333.770972][T14725] ? __might_fault+0x11b/0x170 [ 1333.771139][T14725] do_ipv6_setsockopt+0x705/0x34e0 [ 1333.771391][T14725] ? __lock_release+0xe0/0x460 [ 1333.771656][T14725] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 1333.771910][T14725] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1333.772170][T14725] ? rcu_read_lock_any_held+0x43/0xb0 [ 1333.772429][T14725] ? validate_chain+0x1fe/0xae0 [ 1333.772661][T14725] ? is_bpf_text_address+0x67/0x120 [ 1333.772954][T14725] ? __pfx_validate_chain+0x10/0x10 [ 1333.773214][T14725] ? hlock_class+0x4e/0x130 [ 1333.773483][T14725] ? mark_lock+0x38/0x3e0 [ 1333.773701][T14725] ? __lock_acquire+0xb3f/0x1580 [ 1333.773996][T14725] ? find_held_lock+0x2c/0x110 [ 1333.774258][T14725] ? ipv6_setsockopt+0x7f/0xe0 [ 1333.774472][T14725] ipv6_setsockopt+0x7f/0xe0 [ 1333.774742][T14725] rawv6_setsockopt+0xb7/0x550 [ 1333.775008][T14725] ? __pfx_rawv6_setsockopt+0x10/0x10 [ 1333.775293][T14725] ? __lock_acquire+0xb3f/0x1580 [ 1333.775578][T14725] ? kfree+0x2d/0x340 [ 1333.775803][T14725] do_sock_setsockopt+0x149/0x3a0 [ 1333.776085][T14725] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 1333.776340][T14725] ? __lock_release+0x103/0x460 [ 1333.776600][T14725] ? fd_install+0x1d1/0x5a0 [ 1333.776863][T14725] ? trace_lock_acquire+0x14d/0x1f0 [ 1333.777128][T14725] ? fdget+0x52/0x1e0 [ 1333.777343][T14725] __sys_setsockopt+0x104/0x1a0 [ 1333.777612][T14725] ? __pfx___sys_setsockopt+0x10/0x10 [ 1333.777873][T14725] ? __sys_socket+0x168/0x1e0 [ 1333.778137][T14725] ? __pfx___sys_socket+0x10/0x10 [ 1333.778399][T14725] ? do_user_addr_fault+0x374/0xe30 [ 1333.778667][T14725] __x64_sys_setsockopt+0xbd/0x160 [ 1333.778923][T14725] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1333.779238][T14725] do_syscall_64+0xc1/0x1d0 [ 1333.779509][T14725] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1333.779825][T14725] RIP: 0033:0x7f2a4595f91e [ 1333.780101][T14725] 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 [ 1333.781020][T14725] RSP: 002b:00007ffd1f046368 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 1333.781423][T14725] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2a4595f91e [ 1333.781814][T14725] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008 [ 1333.782193][T14725] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000 [ 1333.782574][T14725] R10: 00007ffd1f04638c R11: 0000000000000246 R12: 0000000000000000 [ 1333.782960][T14725] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007f2a45a64000 [ 1333.783379][T14725] [ 1333.787537][T14725] veth0: entered allmulticast mode [ 1333.788498][T14725] veth1: entered allmulticast mode [ 1333.789101][T14725] veth2: entered allmulticast mode [ 1333.789708][T14725] veth3: entered allmulticast mode [ 1333.790275][T14725] veth4: entered allmulticast mode [ 1333.800051][T14725] veth5: entered allmulticast mode [ 1359.436438][T14725] veth0: left allmulticast mode [ 1359.436827][T14725] veth1: left allmulticast mode [ 1359.437103][T14725] veth2: left allmulticast mode [ 1359.437390][T14725] veth3: left allmulticast mode [ 1359.437663][T14725] veth4: left allmulticast mode [ 1359.437921][T14725] veth5: left allmulticast mode