[ 1332.396979][T14622] [ 1332.397137][T14622] ============================= [ 1332.397331][T14622] WARNING: suspicious RCU usage [ 1332.398504][T14622] 6.12.0-rc7-virtme #1 Not tainted [ 1332.398703][T14622] ----------------------------- [ 1332.398876][T14622] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!! [ 1332.399135][T14622] [ 1332.399135][T14622] other info that might help us debug this: [ 1332.399135][T14622] [ 1332.399585][T14622] [ 1332.399585][T14622] rcu_scheduler_active = 2, debug_locks = 1 [ 1332.399843][T14622] no locks held by smcrouted/14622. [ 1332.400019][T14622] [ 1332.400019][T14622] stack backtrace: [ 1332.400258][T14622] CPU: 3 UID: 0 PID: 14622 Comm: smcrouted Not tainted 6.12.0-rc7-virtme #1 [ 1332.400605][T14622] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1332.400805][T14622] Call Trace: [ 1332.400934][T14622] [ 1332.401031][T14622] dump_stack_lvl+0xb0/0xd0 [ 1332.401208][T14622] lockdep_rcu_suspicious+0x1ea/0x280 [ 1332.401389][T14622] ip6mr_get_table+0x142/0x190 [ 1332.401572][T14622] ip6_mroute_setsockopt+0x185/0x12d0 [ 1332.401794][T14622] ? __pfx_ip6_mroute_setsockopt+0x10/0x10 [ 1332.402032][T14622] ? __lock_release+0x103/0x460 [ 1332.402231][T14622] ? __might_fault+0x11b/0x170 [ 1332.402422][T14622] ? trace_lock_acquire+0x14d/0x1f0 [ 1332.402635][T14622] ? __might_fault+0xc3/0x170 [ 1332.402863][T14622] ? lock_acquire+0x32/0xc0 [ 1332.403078][T14622] ? __might_fault+0xc3/0x170 [ 1332.403289][T14622] ? __might_fault+0x11b/0x170 [ 1332.403512][T14622] do_ipv6_setsockopt+0x705/0x34e0 [ 1332.403729][T14622] ? __lock_release+0x10/0x460 [ 1332.403946][T14622] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 1332.404165][T14622] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1332.404388][T14622] ? rcu_read_lock_any_held+0x43/0xb0 [ 1332.404627][T14622] ? validate_chain+0x1fe/0xae0 [ 1332.404834][T14622] ? is_bpf_text_address+0x67/0x120 [ 1332.405041][T14622] ? __pfx_validate_chain+0x10/0x10 [ 1332.405241][T14622] ? hlock_class+0x4e/0x130 [ 1332.405441][T14622] ? mark_lock+0x38/0x3e0 [ 1332.405605][T14622] ? __lock_acquire+0xb3f/0x1580 [ 1332.405804][T14622] ? find_held_lock+0x2c/0x110 [ 1332.406007][T14622] ? ipv6_setsockopt+0x7f/0xe0 [ 1332.406202][T14622] ipv6_setsockopt+0x7f/0xe0 [ 1332.406397][T14622] rawv6_setsockopt+0xb7/0x550 [ 1332.406603][T14622] ? __pfx_rawv6_setsockopt+0x10/0x10 [ 1332.406767][T14622] ? __lock_acquire+0xb3f/0x1580 [ 1332.406945][T14622] ? kfree+0x2d/0x340 [ 1332.407105][T14622] do_sock_setsockopt+0x149/0x3a0 [ 1332.407311][T14622] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 1332.407494][T14622] ? __lock_release+0x103/0x460 [ 1332.407682][T14622] ? fd_install+0x1d1/0x5a0 [ 1332.407876][T14622] ? trace_lock_acquire+0x14d/0x1f0 [ 1332.408059][T14622] ? fdget+0x52/0x1e0 [ 1332.408213][T14622] __sys_setsockopt+0x104/0x1a0 [ 1332.408390][T14622] ? __pfx___sys_setsockopt+0x10/0x10 [ 1332.408564][T14622] ? __sys_socket+0x168/0x1e0 [ 1332.408757][T14622] ? __pfx___sys_socket+0x10/0x10 [ 1332.408946][T14622] ? do_user_addr_fault+0x374/0xe30 [ 1332.409132][T14622] __x64_sys_setsockopt+0xbd/0x160 [ 1332.409313][T14622] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1332.409544][T14622] do_syscall_64+0xc1/0x1d0 [ 1332.409724][T14622] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1332.409943][T14622] RIP: 0033:0x7ffb8997491e [ 1332.410137][T14622] 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 [ 1332.410828][T14622] RSP: 002b:00007ffd4215d1b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 1332.411088][T14622] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffb8997491e [ 1332.411333][T14622] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008 [ 1332.411585][T14622] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000 [ 1332.411827][T14622] R10: 00007ffd4215d1dc R11: 0000000000000246 R12: 0000000000000000 [ 1332.412074][T14622] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007ffb89a79000 [ 1332.412367][T14622] [ 1332.415527][T14622] veth0: entered allmulticast mode [ 1332.416147][T14622] veth1: entered allmulticast mode [ 1332.416553][T14622] veth2: entered allmulticast mode [ 1332.416921][T14622] veth3: entered allmulticast mode [ 1332.417278][T14622] veth4: entered allmulticast mode [ 1332.417646][T14622] veth5: entered allmulticast mode [ 1358.485662][T14622] veth0: left allmulticast mode [ 1358.486075][T14622] veth1: left allmulticast mode [ 1358.486328][T14622] veth2: left allmulticast mode [ 1358.486584][T14622] veth3: left allmulticast mode [ 1358.486823][T14622] veth4: left allmulticast mode [ 1358.487072][T14622] veth5: left allmulticast mode