[ 1241.312925][T14565] [ 1241.313095][T14565] ============================= [ 1241.313268][T14565] WARNING: suspicious RCU usage [ 1241.313446][T14565] 6.12.0-rc6-virtme #1 Not tainted [ 1241.313606][T14565] ----------------------------- [ 1241.313767][T14565] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!! [ 1241.314010][T14565] [ 1241.314010][T14565] other info that might help us debug this: [ 1241.314010][T14565] [ 1241.314317][T14565] [ 1241.314317][T14565] rcu_scheduler_active = 2, debug_locks = 1 [ 1241.314567][T14565] no locks held by smcrouted/14565. [ 1241.314764][T14565] [ 1241.314764][T14565] stack backtrace: [ 1241.314966][T14565] CPU: 3 UID: 0 PID: 14565 Comm: smcrouted Not tainted 6.12.0-rc6-virtme #1 [ 1241.315265][T14565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1241.315470][T14565] Call Trace: [ 1241.315595][T14565] [ 1241.315683][T14565] dump_stack_lvl+0xb0/0xd0 [ 1241.315855][T14565] lockdep_rcu_suspicious+0x1ea/0x280 [ 1241.316033][T14565] ip6mr_get_table+0x142/0x190 [ 1241.316195][T14565] ip6_mroute_setsockopt+0x185/0x12d0 [ 1241.316356][T14565] ? __pfx_ip6_mroute_setsockopt+0x10/0x10 [ 1241.316561][T14565] ? __lock_release+0x103/0x460 [ 1241.316724][T14565] ? __might_fault+0x11b/0x170 [ 1241.316893][T14565] ? trace_lock_acquire+0x14d/0x1f0 [ 1241.317071][T14565] ? __might_fault+0xc3/0x170 [ 1241.317231][T14565] ? lock_acquire+0x32/0xc0 [ 1241.317392][T14565] ? __might_fault+0xc3/0x170 [ 1241.317551][T14565] ? __might_fault+0x11b/0x170 [ 1241.317718][T14565] do_ipv6_setsockopt+0x705/0x34e0 [ 1241.317879][T14565] ? __lock_release+0xe0/0x460 [ 1241.318040][T14565] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 1241.318199][T14565] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1241.318372][T14565] ? rcu_read_lock_any_held+0x43/0xb0 [ 1241.318540][T14565] ? validate_chain+0x1fe/0xae0 [ 1241.318721][T14565] ? is_bpf_text_address+0x67/0x120 [ 1241.318900][T14565] ? __pfx_validate_chain+0x10/0x10 [ 1241.319059][T14565] ? hlock_class+0x4e/0x130 [ 1241.319220][T14565] ? mark_lock+0x38/0x3e0 [ 1241.319350][T14565] ? __lock_acquire+0xb3f/0x1580 [ 1241.319520][T14565] ? find_held_lock+0x2c/0x110 [ 1241.319701][T14565] ? ipv6_setsockopt+0x7f/0xe0 [ 1241.319864][T14565] ipv6_setsockopt+0x7f/0xe0 [ 1241.320037][T14565] rawv6_setsockopt+0xb7/0x550 [ 1241.320203][T14565] ? __pfx_rawv6_setsockopt+0x10/0x10 [ 1241.320366][T14565] ? __lock_acquire+0xb3f/0x1580 [ 1241.320528][T14565] ? kfree+0x2d/0x340 [ 1241.320656][T14565] do_sock_setsockopt+0x149/0x3a0 [ 1241.320819][T14565] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 1241.320978][T14565] ? __lock_release+0x103/0x460 [ 1241.321135][T14565] ? fd_install+0x1d1/0x5a0 [ 1241.321305][T14565] ? trace_lock_acquire+0x14d/0x1f0 [ 1241.321465][T14565] ? fdget+0x52/0x1e0 [ 1241.321589][T14565] __sys_setsockopt+0x104/0x1a0 [ 1241.321760][T14565] ? __pfx___sys_setsockopt+0x10/0x10 [ 1241.321918][T14565] ? __sys_socket+0x168/0x1e0 [ 1241.322077][T14565] ? __pfx___sys_socket+0x10/0x10 [ 1241.322238][T14565] ? do_user_addr_fault+0x374/0xe30 [ 1241.322404][T14565] __x64_sys_setsockopt+0xbd/0x160 [ 1241.322575][T14565] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1241.322793][T14565] do_syscall_64+0xc1/0x1d0 [ 1241.322952][T14565] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1241.323158][T14565] RIP: 0033:0x7f30e6a9e91e [ 1241.323323][T14565] 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 [ 1241.323878][T14565] RSP: 002b:00007ffcc43460e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 1241.324115][T14565] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f30e6a9e91e [ 1241.324353][T14565] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008 [ 1241.324590][T14565] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000 [ 1241.324856][T14565] R10: 00007ffcc434610c R11: 0000000000000246 R12: 0000000000000000 [ 1241.325118][T14565] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007f30e6ba3000 [ 1241.325386][T14565] [ 1241.331121][T14565] veth0: entered allmulticast mode [ 1241.331832][T14565] veth1: entered allmulticast mode [ 1241.332343][T14565] veth2: entered allmulticast mode [ 1241.332899][T14565] veth3: entered allmulticast mode [ 1241.333445][T14565] veth4: entered allmulticast mode [ 1241.333956][T14565] veth5: entered allmulticast mode [ 1268.797937][T14565] veth0: left allmulticast mode [ 1268.798310][T14565] veth1: left allmulticast mode [ 1268.798590][T14565] veth2: left allmulticast mode [ 1268.798853][T14565] veth3: left allmulticast mode [ 1268.799107][T14565] veth4: left allmulticast mode [ 1268.799367][T14565] veth5: left allmulticast mode