[ 1318.064075][T10290] [ 1318.064270][T10290] ============================= [ 1318.064471][T10290] WARNING: suspicious RCU usage [ 1318.065585][T10290] 6.12.0-rc7-virtme #1 Not tainted [ 1318.065888][T10290] ----------------------------- [ 1318.066175][T10290] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!! [ 1318.066563][T10290] [ 1318.066563][T10290] other info that might help us debug this: [ 1318.066563][T10290] [ 1318.067003][T10290] [ 1318.067003][T10290] rcu_scheduler_active = 2, debug_locks = 1 [ 1318.067359][T10290] no locks held by smcrouted/10290. [ 1318.067681][T10290] [ 1318.067681][T10290] stack backtrace: [ 1318.067982][T10290] CPU: 2 UID: 0 PID: 10290 Comm: smcrouted Not tainted 6.12.0-rc7-virtme #1 [ 1318.068305][T10290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1318.068517][T10290] Call Trace: [ 1318.068696][T10290] [ 1318.068797][T10290] dump_stack_lvl+0xb0/0xd0 [ 1318.069005][T10290] lockdep_rcu_suspicious+0x1ea/0x280 [ 1318.069186][T10290] ip6mr_get_table+0x142/0x190 [ 1318.069370][T10290] ip6_mroute_setsockopt+0x185/0x12d0 [ 1318.069550][T10290] ? __pfx_ip6_mroute_setsockopt+0x10/0x10 [ 1318.069784][T10290] ? __lock_release+0x103/0x460 [ 1318.069957][T10290] ? __might_fault+0x11b/0x170 [ 1318.070136][T10290] ? trace_lock_acquire+0x14d/0x1f0 [ 1318.070322][T10290] ? __might_fault+0xc3/0x170 [ 1318.070568][T10290] ? lock_acquire+0x32/0xc0 [ 1318.070749][T10290] ? __might_fault+0xc3/0x170 [ 1318.070927][T10290] ? __might_fault+0x11b/0x170 [ 1318.071108][T10290] do_ipv6_setsockopt+0x705/0x34e0 [ 1318.071282][T10290] ? __lock_release+0x10/0x460 [ 1318.071458][T10290] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 1318.071631][T10290] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1318.071807][T10290] ? rcu_read_lock_any_held+0x43/0xb0 [ 1318.071980][T10290] ? validate_chain+0x1fe/0xae0 [ 1318.072152][T10290] ? is_bpf_text_address+0x67/0x120 [ 1318.072332][T10290] ? __pfx_validate_chain+0x10/0x10 [ 1318.072502][T10290] ? hlock_class+0x4e/0x130 [ 1318.072674][T10290] ? mark_lock+0x38/0x3e0 [ 1318.072812][T10290] ? __lock_acquire+0xb3f/0x1580 [ 1318.072993][T10290] ? find_held_lock+0x2c/0x110 [ 1318.073171][T10290] ? ipv6_setsockopt+0x7f/0xe0 [ 1318.073341][T10290] ipv6_setsockopt+0x7f/0xe0 [ 1318.073513][T10290] rawv6_setsockopt+0xb7/0x550 [ 1318.073688][T10290] ? __pfx_rawv6_setsockopt+0x10/0x10 [ 1318.073857][T10290] ? __lock_acquire+0xb3f/0x1580 [ 1318.074029][T10290] ? kfree+0x2d/0x340 [ 1318.074160][T10290] do_sock_setsockopt+0x149/0x3a0 [ 1318.074326][T10290] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 1318.074488][T10290] ? __lock_release+0x103/0x460 [ 1318.074649][T10290] ? fd_install+0x1d1/0x5a0 [ 1318.074819][T10290] ? trace_lock_acquire+0x14d/0x1f0 [ 1318.074995][T10290] ? fdget+0x52/0x1e0 [ 1318.075130][T10290] __sys_setsockopt+0x104/0x1a0 [ 1318.075304][T10290] ? __pfx___sys_setsockopt+0x10/0x10 [ 1318.075473][T10290] ? __sys_socket+0x168/0x1e0 [ 1318.075648][T10290] ? __pfx___sys_socket+0x10/0x10 [ 1318.075821][T10290] ? do_user_addr_fault+0x374/0xe30 [ 1318.075995][T10290] __x64_sys_setsockopt+0xbd/0x160 [ 1318.076164][T10290] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1318.076381][T10290] do_syscall_64+0xc1/0x1d0 [ 1318.076564][T10290] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1318.076777][T10290] RIP: 0033:0x7f23a691e91e [ 1318.076961][T10290] 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 [ 1318.077567][T10290] RSP: 002b:00007ffdcb95d558 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 1318.077837][T10290] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f23a691e91e [ 1318.078106][T10290] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008 [ 1318.078375][T10290] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000 [ 1318.078634][T10290] R10: 00007ffdcb95d57c R11: 0000000000000246 R12: 0000000000000000 [ 1318.078913][T10290] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007f23a6a23000 [ 1318.079188][T10290] [ 1318.083442][T10290] veth0: entered allmulticast mode [ 1318.085808][T10290] veth1: entered allmulticast mode [ 1318.086396][T10290] veth2: entered allmulticast mode [ 1318.088732][T10290] veth3: entered allmulticast mode [ 1318.089119][T10290] veth4: entered allmulticast mode [ 1318.089466][T10290] veth5: entered allmulticast mode [ 1343.993935][T10290] veth0: left allmulticast mode [ 1343.994310][T10290] veth1: left allmulticast mode [ 1343.994561][T10290] veth2: left allmulticast mode [ 1343.994829][T10290] veth3: left allmulticast mode [ 1343.995068][T10290] veth4: left allmulticast mode [ 1343.995310][T10290] veth5: left allmulticast mode