[ 1270.212890][T17344] [ 1270.213038][T17344] ============================= [ 1270.213217][T17344] WARNING: suspicious RCU usage [ 1270.213394][T17344] 6.12.0-rc6-virtme #1 Not tainted [ 1270.213593][T17344] ----------------------------- [ 1270.213764][T17344] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!! [ 1270.214008][T17344] [ 1270.214008][T17344] other info that might help us debug this: [ 1270.214008][T17344] [ 1270.214334][T17344] [ 1270.214334][T17344] rcu_scheduler_active = 2, debug_locks = 1 [ 1270.214618][T17344] no locks held by smcrouted/17344. [ 1270.214794][T17344] [ 1270.214794][T17344] stack backtrace: [ 1270.214999][T17344] CPU: 0 UID: 0 PID: 17344 Comm: smcrouted Not tainted 6.12.0-rc6-virtme #1 [ 1270.215285][T17344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1270.215510][T17344] Call Trace: [ 1270.215651][T17344] [ 1270.215736][T17344] dump_stack_lvl+0xb0/0xd0 [ 1270.215917][T17344] lockdep_rcu_suspicious+0x1ea/0x280 [ 1270.216091][T17344] ip6mr_get_table+0x142/0x190 [ 1270.216271][T17344] ip6_mroute_setsockopt+0x185/0x12d0 [ 1270.216450][T17344] ? __pfx_ip6_mroute_setsockopt+0x10/0x10 [ 1270.216669][T17344] ? __lock_release+0x103/0x460 [ 1270.216829][T17344] ? __might_fault+0x11b/0x170 [ 1270.217009][T17344] ? trace_lock_acquire+0x14d/0x1f0 [ 1270.217181][T17344] ? __might_fault+0xc3/0x170 [ 1270.217348][T17344] ? lock_acquire+0x32/0xc0 [ 1270.217513][T17344] ? __might_fault+0xc3/0x170 [ 1270.217678][T17344] ? __might_fault+0x11b/0x170 [ 1270.217855][T17344] do_ipv6_setsockopt+0x705/0x34e0 [ 1270.218032][T17344] ? __lock_release+0xe0/0x460 [ 1270.218207][T17344] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 1270.218374][T17344] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1270.218559][T17344] ? rcu_read_lock_any_held+0x43/0xb0 [ 1270.218729][T17344] ? validate_chain+0x1fe/0xae0 [ 1270.218893][T17344] ? is_bpf_text_address+0x67/0x120 [ 1270.219069][T17344] ? __pfx_validate_chain+0x10/0x10 [ 1270.219251][T17344] ? hlock_class+0x4e/0x130 [ 1270.219417][T17344] ? mark_lock+0x38/0x3e0 [ 1270.219548][T17344] ? __lock_acquire+0xb3f/0x1580 [ 1270.219723][T17344] ? find_held_lock+0x2c/0x110 [ 1270.219900][T17344] ? ipv6_setsockopt+0x7f/0xe0 [ 1270.220065][T17344] ipv6_setsockopt+0x7f/0xe0 [ 1270.220238][T17344] rawv6_setsockopt+0xb7/0x550 [ 1270.220411][T17344] ? __pfx_rawv6_setsockopt+0x10/0x10 [ 1270.220569][T17344] ? __lock_acquire+0xb3f/0x1580 [ 1270.220739][T17344] ? kfree+0x2d/0x340 [ 1270.220865][T17344] do_sock_setsockopt+0x149/0x3a0 [ 1270.221028][T17344] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 1270.221199][T17344] ? __lock_release+0x103/0x460 [ 1270.221354][T17344] ? fd_install+0x1d1/0x5a0 [ 1270.221523][T17344] ? trace_lock_acquire+0x14d/0x1f0 [ 1270.221690][T17344] ? fdget+0x52/0x1e0 [ 1270.221821][T17344] __sys_setsockopt+0x104/0x1a0 [ 1270.221983][T17344] ? __pfx___sys_setsockopt+0x10/0x10 [ 1270.222141][T17344] ? __sys_socket+0x168/0x1e0 [ 1270.222301][T17344] ? __pfx___sys_socket+0x10/0x10 [ 1270.222467][T17344] ? do_user_addr_fault+0x374/0xe30 [ 1270.222646][T17344] __x64_sys_setsockopt+0xbd/0x160 [ 1270.222814][T17344] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1270.223026][T17344] do_syscall_64+0xc1/0x1d0 [ 1270.223205][T17344] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1270.223404][T17344] RIP: 0033:0x7f6be755491e [ 1270.223575][T17344] 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 [ 1270.224135][T17344] RSP: 002b:00007ffd217ca628 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 1270.224377][T17344] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6be755491e [ 1270.224648][T17344] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008 [ 1270.224891][T17344] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000 [ 1270.225129][T17344] R10: 00007ffd217ca64c R11: 0000000000000246 R12: 0000000000000000 [ 1270.225378][T17344] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007f6be7659000 [ 1270.225646][T17344] [ 1270.228553][T17344] veth0: entered allmulticast mode [ 1270.229194][T17344] veth1: entered allmulticast mode [ 1270.229568][T17344] veth2: entered allmulticast mode [ 1270.229916][T17344] veth3: entered allmulticast mode [ 1270.230249][T17344] veth4: entered allmulticast mode [ 1270.230600][T17344] veth5: entered allmulticast mode [ 1281.083986][T17431] GACT probability NOT on [ 1297.204863][T17344] veth0: left allmulticast mode [ 1297.205190][T17344] veth1: left allmulticast mode [ 1297.205448][T17344] veth2: left allmulticast mode [ 1297.205715][T17344] veth3: left allmulticast mode [ 1297.205967][T17344] veth4: left allmulticast mode [ 1297.206218][T17344] veth5: left allmulticast mode