[ 1343.658915][T14137] [ 1343.659061][T14137] ============================= [ 1343.659260][T14137] WARNING: suspicious RCU usage [ 1343.659812][T14137] 6.12.0-rc7-virtme #1 Not tainted [ 1343.659984][T14137] ----------------------------- [ 1343.660156][T14137] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!! [ 1343.660408][T14137] [ 1343.660408][T14137] other info that might help us debug this: [ 1343.660408][T14137] [ 1343.660711][T14137] [ 1343.660711][T14137] rcu_scheduler_active = 2, debug_locks = 1 [ 1343.660943][T14137] no locks held by smcrouted/14137. [ 1343.661105][T14137] [ 1343.661105][T14137] stack backtrace: [ 1343.661303][T14137] CPU: 3 UID: 0 PID: 14137 Comm: smcrouted Not tainted 6.12.0-rc7-virtme #1 [ 1343.661579][T14137] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1343.661776][T14137] Call Trace: [ 1343.661903][T14137] [ 1343.661992][T14137] dump_stack_lvl+0xb0/0xd0 [ 1343.662164][T14137] lockdep_rcu_suspicious+0x1ea/0x280 [ 1343.662334][T14137] ip6mr_get_table+0x142/0x190 [ 1343.662499][T14137] ip6_mroute_setsockopt+0x185/0x12d0 [ 1343.662666][T14137] ? __pfx_ip6_mroute_setsockopt+0x10/0x10 [ 1343.662879][T14137] ? __lock_release+0x103/0x460 [ 1343.663046][T14137] ? __might_fault+0x11b/0x170 [ 1343.663236][T14137] ? trace_lock_acquire+0x14d/0x1f0 [ 1343.663403][T14137] ? __might_fault+0xc3/0x170 [ 1343.663564][T14137] ? lock_acquire+0x32/0xc0 [ 1343.663722][T14137] ? __might_fault+0xc3/0x170 [ 1343.663881][T14137] ? __might_fault+0x11b/0x170 [ 1343.664049][T14137] do_ipv6_setsockopt+0x705/0x34e0 [ 1343.664242][T14137] ? __lock_release+0x10/0x460 [ 1343.664401][T14137] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 1343.664566][T14137] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1343.664722][T14137] ? rcu_read_lock_any_held+0x43/0xb0 [ 1343.664883][T14137] ? validate_chain+0x1fe/0xae0 [ 1343.665047][T14137] ? is_bpf_text_address+0x67/0x120 [ 1343.665215][T14137] ? __pfx_validate_chain+0x10/0x10 [ 1343.665371][T14137] ? hlock_class+0x4e/0x130 [ 1343.665545][T14137] ? mark_lock+0x38/0x3e0 [ 1343.665670][T14137] ? __lock_acquire+0xb3f/0x1580 [ 1343.665843][T14137] ? find_held_lock+0x2c/0x110 [ 1343.666011][T14137] ? ipv6_setsockopt+0x7f/0xe0 [ 1343.666168][T14137] ipv6_setsockopt+0x7f/0xe0 [ 1343.666335][T14137] rawv6_setsockopt+0xb7/0x550 [ 1343.666499][T14137] ? __pfx_rawv6_setsockopt+0x10/0x10 [ 1343.666654][T14137] ? __lock_acquire+0xb3f/0x1580 [ 1343.666812][T14137] ? kfree+0x2d/0x340 [ 1343.666942][T14137] do_sock_setsockopt+0x149/0x3a0 [ 1343.667103][T14137] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 1343.667264][T14137] ? __lock_release+0x103/0x460 [ 1343.667420][T14137] ? fd_install+0x1d1/0x5a0 [ 1343.667582][T14137] ? trace_lock_acquire+0x14d/0x1f0 [ 1343.667748][T14137] ? fdget+0x52/0x1e0 [ 1343.667872][T14137] __sys_setsockopt+0x104/0x1a0 [ 1343.668032][T14137] ? __pfx___sys_setsockopt+0x10/0x10 [ 1343.668190][T14137] ? __sys_socket+0x168/0x1e0 [ 1343.668356][T14137] ? __pfx___sys_socket+0x10/0x10 [ 1343.668519][T14137] ? do_user_addr_fault+0x97c/0xe30 [ 1343.668684][T14137] __x64_sys_setsockopt+0xbd/0x160 [ 1343.668840][T14137] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1343.669037][T14137] do_syscall_64+0xc1/0x1d0 [ 1343.669223][T14137] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1343.669421][T14137] RIP: 0033:0x7fad9f52c91e [ 1343.669591][T14137] 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 [ 1343.670139][T14137] RSP: 002b:00007ffef9c68308 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 1343.670381][T14137] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fad9f52c91e [ 1343.670616][T14137] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008 [ 1343.670852][T14137] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000 [ 1343.671097][T14137] R10: 00007ffef9c6832c R11: 0000000000000246 R12: 0000000000000000 [ 1343.671333][T14137] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007fad9f631000 [ 1343.671583][T14137] [ 1343.674272][T14137] veth0: entered allmulticast mode [ 1343.674844][T14137] veth1: entered allmulticast mode [ 1343.675185][T14137] veth2: entered allmulticast mode [ 1343.675528][T14137] veth3: entered allmulticast mode [ 1343.675846][T14137] veth4: entered allmulticast mode [ 1343.676182][T14137] veth5: entered allmulticast mode [ 1369.939126][T14137] veth0: left allmulticast mode [ 1369.939598][T14137] veth1: left allmulticast mode [ 1369.939914][T14137] veth2: left allmulticast mode [ 1369.940204][T14137] veth3: left allmulticast mode [ 1369.940540][T14137] veth4: left allmulticast mode [ 1369.940853][T14137] veth5: left allmulticast mode