[ 1318.837081][T14783] [ 1318.837283][T14783] ============================= [ 1318.838323][T14783] WARNING: suspicious RCU usage [ 1318.838603][T14783] 6.12.0-rc6-virtme #1 Not tainted [ 1318.838887][T14783] ----------------------------- [ 1318.839143][T14783] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!! [ 1318.839518][T14783] [ 1318.839518][T14783] other info that might help us debug this: [ 1318.839518][T14783] [ 1318.840024][T14783] [ 1318.840024][T14783] rcu_scheduler_active = 2, debug_locks = 1 [ 1318.840395][T14783] no locks held by smcrouted/14783. [ 1318.840679][T14783] [ 1318.840679][T14783] stack backtrace: [ 1318.841123][T14783] CPU: 0 UID: 0 PID: 14783 Comm: smcrouted Not tainted 6.12.0-rc6-virtme #1 [ 1318.841590][T14783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1318.841915][T14783] Call Trace: [ 1318.842124][T14783] [ 1318.842272][T14783] dump_stack_lvl+0xb0/0xd0 [ 1318.842557][T14783] lockdep_rcu_suspicious+0x1ea/0x280 [ 1318.842834][T14783] ip6mr_get_table+0x142/0x190 [ 1318.843123][T14783] ip6_mroute_setsockopt+0x185/0x12d0 [ 1318.843409][T14783] ? __pfx_ip6_mroute_setsockopt+0x10/0x10 [ 1318.843754][T14783] ? __lock_release+0x103/0x460 [ 1318.844027][T14783] ? __might_fault+0x11b/0x170 [ 1318.844307][T14783] ? trace_lock_acquire+0x14d/0x1f0 [ 1318.844580][T14783] ? __might_fault+0xc3/0x170 [ 1318.844867][T14783] ? lock_acquire+0x32/0xc0 [ 1318.845158][T14783] ? __might_fault+0xc3/0x170 [ 1318.845442][T14783] ? __might_fault+0x11b/0x170 [ 1318.845736][T14783] do_ipv6_setsockopt+0x705/0x34e0 [ 1318.846018][T14783] ? __lock_release+0xe0/0x460 [ 1318.846294][T14783] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 1318.846565][T14783] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1318.846842][T14783] ? rcu_read_lock_any_held+0x43/0xb0 [ 1318.847111][T14783] ? validate_chain+0x1fe/0xae0 [ 1318.847383][T14783] ? is_bpf_text_address+0x67/0x120 [ 1318.847671][T14783] ? __pfx_validate_chain+0x10/0x10 [ 1318.847956][T14783] ? hlock_class+0x4e/0x130 [ 1318.848232][T14783] ? mark_lock+0x38/0x3e0 [ 1318.848460][T14783] ? __lock_acquire+0xb3f/0x1580 [ 1318.848746][T14783] ? find_held_lock+0x2c/0x110 [ 1318.849035][T14783] ? ipv6_setsockopt+0x7f/0xe0 [ 1318.849307][T14783] ipv6_setsockopt+0x7f/0xe0 [ 1318.849594][T14783] rawv6_setsockopt+0xb7/0x550 [ 1318.849856][T14783] ? __pfx_rawv6_setsockopt+0x10/0x10 [ 1318.850120][T14783] ? __lock_acquire+0xb3f/0x1580 [ 1318.850384][T14783] ? kfree+0x2d/0x340 [ 1318.850588][T14783] do_sock_setsockopt+0x149/0x3a0 [ 1318.850853][T14783] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 1318.851105][T14783] ? __lock_release+0x103/0x460 [ 1318.851364][T14783] ? fd_install+0x1d1/0x5a0 [ 1318.851625][T14783] ? trace_lock_acquire+0x14d/0x1f0 [ 1318.851886][T14783] ? fdget+0x52/0x1e0 [ 1318.852092][T14783] __sys_setsockopt+0x104/0x1a0 [ 1318.852371][T14783] ? __pfx___sys_setsockopt+0x10/0x10 [ 1318.852627][T14783] ? __sys_socket+0x168/0x1e0 [ 1318.852892][T14783] ? __pfx___sys_socket+0x10/0x10 [ 1318.853157][T14783] ? do_user_addr_fault+0x374/0xe30 [ 1318.853422][T14783] __x64_sys_setsockopt+0xbd/0x160 [ 1318.853676][T14783] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1318.853992][T14783] do_syscall_64+0xc1/0x1d0 [ 1318.854241][T14783] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1318.854576][T14783] RIP: 0033:0x7fcd6fccb91e [ 1318.854838][T14783] 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 [ 1318.855739][T14783] RSP: 002b:00007fff418b99c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 1318.856139][T14783] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcd6fccb91e [ 1318.856838][T14783] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008 [ 1318.857278][T14783] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000 [ 1318.857677][T14783] R10: 00007fff418b99ec R11: 0000000000000246 R12: 0000000000000000 [ 1318.858068][T14783] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007fcd6fdd0000 [ 1318.858492][T14783] [ 1318.884969][T14783] veth0: entered allmulticast mode [ 1318.885729][T14783] veth1: entered allmulticast mode [ 1318.886127][T14783] veth2: entered allmulticast mode [ 1318.886504][T14783] veth3: entered allmulticast mode [ 1318.886891][T14783] veth4: entered allmulticast mode [ 1318.887252][T14783] veth5: entered allmulticast mode [ 1344.749197][T14783] veth0: left allmulticast mode [ 1344.749523][T14783] veth1: left allmulticast mode [ 1344.749795][T14783] veth2: left allmulticast mode [ 1344.750043][T14783] veth3: left allmulticast mode [ 1344.750288][T14783] veth4: left allmulticast mode [ 1344.750535][T14783] veth5: left allmulticast mode