[ 1282.759226][T17345] [ 1282.759402][T17345] ============================= [ 1282.759608][T17345] WARNING: suspicious RCU usage [ 1282.759793][T17345] 6.12.0-rc7-virtme #1 Not tainted [ 1282.759978][T17345] ----------------------------- [ 1282.760153][T17345] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!! [ 1282.760406][T17345] [ 1282.760406][T17345] other info that might help us debug this: [ 1282.760406][T17345] [ 1282.760807][T17345] [ 1282.760807][T17345] rcu_scheduler_active = 2, debug_locks = 1 [ 1282.761065][T17345] no locks held by smcrouted/17345. [ 1282.761252][T17345] [ 1282.761252][T17345] stack backtrace: [ 1282.761477][T17345] CPU: 2 UID: 0 PID: 17345 Comm: smcrouted Not tainted 6.12.0-rc7-virtme #1 [ 1282.761777][T17345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1282.761995][T17345] Call Trace: [ 1282.762133][T17345] <TASK> [ 1282.762226][T17345] dump_stack_lvl+0xb0/0xd0 [ 1282.762404][T17345] lockdep_rcu_suspicious+0x1ea/0x280 [ 1282.762584][T17345] ip6mr_get_table+0x142/0x190 [ 1282.762764][T17345] ip6_mroute_setsockopt+0x185/0x12d0 [ 1282.762946][T17345] ? __pfx_ip6_mroute_setsockopt+0x10/0x10 [ 1282.763176][T17345] ? __lock_release+0x103/0x460 [ 1282.763354][T17345] ? __might_fault+0x11b/0x170 [ 1282.763539][T17345] ? trace_lock_acquire+0x14d/0x1f0 [ 1282.763721][T17345] ? __might_fault+0xc3/0x170 [ 1282.763891][T17345] ? lock_acquire+0x32/0xc0 [ 1282.764064][T17345] ? __might_fault+0xc3/0x170 [ 1282.764236][T17345] ? __might_fault+0x11b/0x170 [ 1282.764420][T17345] do_ipv6_setsockopt+0x705/0x34e0 [ 1282.764598][T17345] ? __lock_release+0x10/0x460 [ 1282.764776][T17345] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 1282.764948][T17345] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1282.765128][T17345] ? rcu_read_lock_any_held+0x43/0xb0 [ 1282.765306][T17345] ? validate_chain+0x1fe/0xae0 [ 1282.765483][T17345] ? is_bpf_text_address+0x67/0x120 [ 1282.765681][T17345] ? __pfx_validate_chain+0x10/0x10 [ 1282.765854][T17345] ? hlock_class+0x4e/0x130 [ 1282.766027][T17345] ? mark_lock+0x38/0x3e0 [ 1282.766167][T17345] ? __lock_acquire+0xb3f/0x1580 [ 1282.766349][T17345] ? find_held_lock+0x2c/0x110 [ 1282.766532][T17345] ? ipv6_setsockopt+0x7f/0xe0 [ 1282.766709][T17345] ipv6_setsockopt+0x7f/0xe0 [ 1282.766886][T17345] rawv6_setsockopt+0xb7/0x550 [ 1282.767062][T17345] ? __pfx_rawv6_setsockopt+0x10/0x10 [ 1282.767232][T17345] ? __lock_acquire+0xb3f/0x1580 [ 1282.767401][T17345] ? kfree+0x2d/0x340 [ 1282.767540][T17345] do_sock_setsockopt+0x149/0x3a0 [ 1282.767701][T17345] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 1282.767860][T17345] ? __lock_release+0x103/0x460 [ 1282.768077][T17345] ? fd_install+0x1d1/0x5a0 [ 1282.768259][T17345] ? trace_lock_acquire+0x14d/0x1f0 [ 1282.768432][T17345] ? fdget+0x52/0x1e0 [ 1282.768566][T17345] __sys_setsockopt+0x104/0x1a0 [ 1282.768740][T17345] ? __pfx___sys_setsockopt+0x10/0x10 [ 1282.768918][T17345] ? __sys_socket+0x168/0x1e0 [ 1282.769093][T17345] ? __pfx___sys_socket+0x10/0x10 [ 1282.769261][T17345] ? do_user_addr_fault+0x97c/0xe30 [ 1282.769438][T17345] __x64_sys_setsockopt+0xbd/0x160 [ 1282.769617][T17345] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1282.769829][T17345] do_syscall_64+0xc1/0x1d0 [ 1282.770004][T17345] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1282.770216][T17345] RIP: 0033:0x7f47a92f991e [ 1282.770403][T17345] 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 [ 1282.771006][T17345] RSP: 002b:00007ffe22d6e628 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 1282.771271][T17345] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47a92f991e [ 1282.771531][T17345] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008 [ 1282.771787][T17345] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000 [ 1282.772049][T17345] R10: 00007ffe22d6e64c R11: 0000000000000246 R12: 0000000000000000 [ 1282.772306][T17345] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007f47a93fe000 [ 1282.772581][T17345] </TASK> [ 1282.776810][T17345] veth0: entered allmulticast mode [ 1282.777563][T17345] veth1: entered allmulticast mode [ 1282.777943][T17345] veth2: entered allmulticast mode [ 1282.778307][T17345] veth3: entered allmulticast mode [ 1282.780092][T17345] veth4: entered allmulticast mode [ 1282.780454][T17345] veth5: entered allmulticast mode [ 1294.494453][T17433] GACT probability NOT on [ 1311.437318][T17345] veth0: left allmulticast mode [ 1311.437738][T17345] veth1: left allmulticast mode [ 1311.438051][T17345] veth2: left allmulticast mode [ 1311.438342][T17345] veth3: left allmulticast mode [ 1311.438650][T17345] veth4: left allmulticast mode [ 1311.439329][T17345] veth5: left allmulticast mode