[ 1260.427022][T13089] [ 1260.427188][T13089] ============================= [ 1260.427366][T13089] WARNING: suspicious RCU usage [ 1260.427564][T13089] 6.12.0-rc7-virtme #1 Not tainted [ 1260.427738][T13089] ----------------------------- [ 1260.427924][T13089] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!! [ 1260.428181][T13089] [ 1260.428181][T13089] other info that might help us debug this: [ 1260.428181][T13089] [ 1260.428533][T13089] [ 1260.428533][T13089] rcu_scheduler_active = 2, debug_locks = 1 [ 1260.428810][T13089] no locks held by smcrouted/13089. [ 1260.428984][T13089] [ 1260.428984][T13089] stack backtrace: [ 1260.429196][T13089] CPU: 3 UID: 0 PID: 13089 Comm: smcrouted Not tainted 6.12.0-rc7-virtme #1 [ 1260.429504][T13089] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1260.429727][T13089] Call Trace: [ 1260.429864][T13089] [ 1260.429957][T13089] dump_stack_lvl+0xb0/0xd0 [ 1260.430147][T13089] lockdep_rcu_suspicious+0x1ea/0x280 [ 1260.430330][T13089] ip6mr_get_table+0x142/0x190 [ 1260.430510][T13089] ip6_mroute_setsockopt+0x185/0x12d0 [ 1260.430693][T13089] ? __pfx_ip6_mroute_setsockopt+0x10/0x10 [ 1260.430919][T13089] ? __lock_release+0x103/0x460 [ 1260.431098][T13089] ? __might_fault+0x11b/0x170 [ 1260.431276][T13089] ? trace_lock_acquire+0x14d/0x1f0 [ 1260.431455][T13089] ? __might_fault+0xc3/0x170 [ 1260.431628][T13089] ? lock_acquire+0x32/0xc0 [ 1260.431810][T13089] ? __might_fault+0xc3/0x170 [ 1260.431998][T13089] ? __might_fault+0x11b/0x170 [ 1260.432175][T13089] do_ipv6_setsockopt+0x705/0x34e0 [ 1260.432355][T13089] ? __lock_release+0x10/0x460 [ 1260.432531][T13089] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 1260.432703][T13089] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1260.432876][T13089] ? rcu_read_lock_any_held+0x43/0xb0 [ 1260.433051][T13089] ? validate_chain+0x1fe/0xae0 [ 1260.433233][T13089] ? is_bpf_text_address+0x67/0x120 [ 1260.433416][T13089] ? __pfx_validate_chain+0x10/0x10 [ 1260.433593][T13089] ? hlock_class+0x4e/0x130 [ 1260.433765][T13089] ? mark_lock+0x38/0x3e0 [ 1260.433901][T13089] ? __lock_acquire+0xb3f/0x1580 [ 1260.434086][T13089] ? find_held_lock+0x2c/0x110 [ 1260.434263][T13089] ? ipv6_setsockopt+0x7f/0xe0 [ 1260.434445][T13089] ipv6_setsockopt+0x7f/0xe0 [ 1260.434626][T13089] rawv6_setsockopt+0xb7/0x550 [ 1260.434812][T13089] ? __pfx_rawv6_setsockopt+0x10/0x10 [ 1260.434990][T13089] ? __lock_acquire+0xb3f/0x1580 [ 1260.435184][T13089] ? kfree+0x2d/0x340 [ 1260.435325][T13089] do_sock_setsockopt+0x149/0x3a0 [ 1260.435505][T13089] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 1260.435676][T13089] ? __lock_release+0x103/0x460 [ 1260.435846][T13089] ? fd_install+0x1d1/0x5a0 [ 1260.436037][T13089] ? trace_lock_acquire+0x14d/0x1f0 [ 1260.436223][T13089] ? fdget+0x52/0x1e0 [ 1260.436372][T13089] __sys_setsockopt+0x104/0x1a0 [ 1260.436552][T13089] ? __pfx___sys_setsockopt+0x10/0x10 [ 1260.436734][T13089] ? __sys_socket+0x168/0x1e0 [ 1260.436916][T13089] ? __pfx___sys_socket+0x10/0x10 [ 1260.437091][T13089] ? do_user_addr_fault+0x374/0xe30 [ 1260.437272][T13089] __x64_sys_setsockopt+0xbd/0x160 [ 1260.437446][T13089] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1260.437660][T13089] do_syscall_64+0xc1/0x1d0 [ 1260.437840][T13089] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1260.438056][T13089] RIP: 0033:0x7ff4ebdb691e [ 1260.438240][T13089] 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 [ 1260.438868][T13089] RSP: 002b:00007ffe14542848 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 1260.439132][T13089] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff4ebdb691e [ 1260.439405][T13089] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008 [ 1260.439667][T13089] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000 [ 1260.439926][T13089] R10: 00007ffe1454286c R11: 0000000000000246 R12: 0000000000000000 [ 1260.440191][T13089] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007ff4ebebb000 [ 1260.440463][T13089] [ 1260.446607][T13089] veth0: entered allmulticast mode [ 1260.447199][T13089] veth1: entered allmulticast mode [ 1260.447561][T13089] veth2: entered allmulticast mode [ 1260.447900][T13089] veth3: entered allmulticast mode [ 1260.448237][T13089] veth4: entered allmulticast mode [ 1260.448595][T13089] veth5: entered allmulticast mode [ 1288.032287][T13089] veth0: left allmulticast mode [ 1288.032656][T13089] veth1: left allmulticast mode [ 1288.032912][T13089] veth2: left allmulticast mode [ 1288.033166][T13089] veth3: left allmulticast mode [ 1288.033419][T13089] veth4: left allmulticast mode [ 1288.033691][T13089] veth5: left allmulticast mode