[ 1325.559774][T17722] [ 1325.559910][T17722] ============================= [ 1325.560536][T17722] WARNING: suspicious RCU usage [ 1325.560729][T17722] 6.12.0-rc6-virtme #1 Not tainted [ 1325.560904][T17722] ----------------------------- [ 1325.561088][T17722] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!! [ 1325.561347][T17722] [ 1325.561347][T17722] other info that might help us debug this: [ 1325.561347][T17722] [ 1325.561711][T17722] [ 1325.561711][T17722] rcu_scheduler_active = 2, debug_locks = 1 [ 1325.561958][T17722] no locks held by smcrouted/17722. [ 1325.562144][T17722] [ 1325.562144][T17722] stack backtrace: [ 1325.562347][T17722] CPU: 0 UID: 0 PID: 17722 Comm: smcrouted Not tainted 6.12.0-rc6-virtme #1 [ 1325.562692][T17722] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1325.562908][T17722] Call Trace: [ 1325.563053][T17722] [ 1325.563156][T17722] dump_stack_lvl+0xb0/0xd0 [ 1325.563337][T17722] lockdep_rcu_suspicious+0x1ea/0x280 [ 1325.563515][T17722] ip6mr_get_table+0x142/0x190 [ 1325.563697][T17722] ip6_mroute_setsockopt+0x185/0x12d0 [ 1325.563874][T17722] ? __pfx_ip6_mroute_setsockopt+0x10/0x10 [ 1325.564119][T17722] ? __lock_release+0x103/0x460 [ 1325.564302][T17722] ? __might_fault+0x11b/0x170 [ 1325.564486][T17722] ? trace_lock_acquire+0x14d/0x1f0 [ 1325.564671][T17722] ? __might_fault+0xc3/0x170 [ 1325.564842][T17722] ? lock_acquire+0x32/0xc0 [ 1325.565019][T17722] ? __might_fault+0xc3/0x170 [ 1325.565238][T17722] ? __might_fault+0x11b/0x170 [ 1325.565415][T17722] do_ipv6_setsockopt+0x705/0x34e0 [ 1325.565590][T17722] ? __lock_release+0xe0/0x460 [ 1325.565747][T17722] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 1325.565898][T17722] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1325.566055][T17722] ? rcu_read_lock_any_held+0x43/0xb0 [ 1325.566209][T17722] ? validate_chain+0x1fe/0xae0 [ 1325.566384][T17722] ? is_bpf_text_address+0x67/0x120 [ 1325.566549][T17722] ? __pfx_validate_chain+0x10/0x10 [ 1325.566719][T17722] ? hlock_class+0x4e/0x130 [ 1325.566873][T17722] ? mark_lock+0x38/0x3e0 [ 1325.566997][T17722] ? __lock_acquire+0xb3f/0x1580 [ 1325.567169][T17722] ? find_held_lock+0x2c/0x110 [ 1325.567330][T17722] ? ipv6_setsockopt+0x7f/0xe0 [ 1325.567482][T17722] ipv6_setsockopt+0x7f/0xe0 [ 1325.567642][T17722] rawv6_setsockopt+0xb7/0x550 [ 1325.567799][T17722] ? __pfx_rawv6_setsockopt+0x10/0x10 [ 1325.567953][T17722] ? __lock_acquire+0xb3f/0x1580 [ 1325.568114][T17722] ? kfree+0x2d/0x340 [ 1325.568241][T17722] do_sock_setsockopt+0x149/0x3a0 [ 1325.568398][T17722] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 1325.568550][T17722] ? __lock_release+0x103/0x460 [ 1325.568702][T17722] ? fd_install+0x1d1/0x5a0 [ 1325.568860][T17722] ? trace_lock_acquire+0x14d/0x1f0 [ 1325.569017][T17722] ? fdget+0x52/0x1e0 [ 1325.569138][T17722] __sys_setsockopt+0x104/0x1a0 [ 1325.569295][T17722] ? __pfx___sys_setsockopt+0x10/0x10 [ 1325.569453][T17722] ? __sys_socket+0x168/0x1e0 [ 1325.569607][T17722] ? __pfx___sys_socket+0x10/0x10 [ 1325.569762][T17722] ? do_user_addr_fault+0x374/0xe30 [ 1325.569920][T17722] __x64_sys_setsockopt+0xbd/0x160 [ 1325.570073][T17722] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1325.570263][T17722] do_syscall_64+0xc1/0x1d0 [ 1325.570420][T17722] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1325.570609][T17722] RIP: 0033:0x7fd8b9a4491e [ 1325.570776][T17722] 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 [ 1325.571308][T17722] RSP: 002b:00007ffc0ad5ce28 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 1325.571541][T17722] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd8b9a4491e [ 1325.571778][T17722] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008 [ 1325.572008][T17722] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000 [ 1325.572238][T17722] R10: 00007ffc0ad5ce4c R11: 0000000000000246 R12: 0000000000000000 [ 1325.572469][T17722] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007fd8b9b49000 [ 1325.572714][T17722] [ 1325.577143][T17722] veth0: entered allmulticast mode [ 1325.577776][T17722] veth1: entered allmulticast mode [ 1325.578127][T17722] veth2: entered allmulticast mode [ 1325.578444][T17722] veth3: entered allmulticast mode [ 1325.578750][T17722] veth4: entered allmulticast mode [ 1325.580261][T17722] veth5: entered allmulticast mode [ 1350.234988][T17722] veth0: left allmulticast mode [ 1350.235369][T17722] veth1: left allmulticast mode [ 1350.235606][T17722] veth2: left allmulticast mode [ 1350.235830][T17722] veth3: left allmulticast mode [ 1350.236064][T17722] veth4: left allmulticast mode [ 1350.236285][T17722] veth5: left allmulticast mode