[ 1291.937907][T17438] [ 1291.938071][T17438] ============================= [ 1291.938252][T17438] WARNING: suspicious RCU usage [ 1291.938444][T17438] 6.12.0-rc7-virtme #1 Not tainted [ 1291.938644][T17438] ----------------------------- [ 1291.938817][T17438] net/ipv6/ip6mr.c:132 RCU-list traversed in non-reader section!! [ 1291.939064][T17438] [ 1291.939064][T17438] other info that might help us debug this: [ 1291.939064][T17438] [ 1291.939398][T17438] [ 1291.939398][T17438] rcu_scheduler_active = 2, debug_locks = 1 [ 1291.940492][T17438] no locks held by smcrouted/17438. [ 1291.940685][T17438] [ 1291.940685][T17438] stack backtrace: [ 1291.940897][T17438] CPU: 0 UID: 0 PID: 17438 Comm: smcrouted Not tainted 6.12.0-rc7-virtme #1 [ 1291.941191][T17438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1291.941397][T17438] Call Trace: [ 1291.941547][T17438] <TASK> [ 1291.941638][T17438] dump_stack_lvl+0xb0/0xd0 [ 1291.941821][T17438] lockdep_rcu_suspicious+0x1ea/0x280 [ 1291.941996][T17438] ip6mr_get_table+0x142/0x190 [ 1291.942173][T17438] ip6_mroute_setsockopt+0x185/0x12d0 [ 1291.942356][T17438] ? __pfx_ip6_mroute_setsockopt+0x10/0x10 [ 1291.942612][T17438] ? __lock_release+0x103/0x460 [ 1291.942799][T17438] ? __might_fault+0x11b/0x170 [ 1291.943034][T17438] ? trace_lock_acquire+0x14d/0x1f0 [ 1291.943216][T17438] ? __might_fault+0xc3/0x170 [ 1291.943391][T17438] ? lock_acquire+0x32/0xc0 [ 1291.943572][T17438] ? __might_fault+0xc3/0x170 [ 1291.943765][T17438] ? __might_fault+0x11b/0x170 [ 1291.943949][T17438] do_ipv6_setsockopt+0x705/0x34e0 [ 1291.944122][T17438] ? __lock_release+0x10/0x460 [ 1291.944293][T17438] ? __pfx_do_ipv6_setsockopt+0x10/0x10 [ 1291.944474][T17438] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1291.944649][T17438] ? rcu_read_lock_any_held+0x43/0xb0 [ 1291.944831][T17438] ? validate_chain+0x1fe/0xae0 [ 1291.945064][T17438] ? is_bpf_text_address+0x67/0x120 [ 1291.945249][T17438] ? __pfx_validate_chain+0x10/0x10 [ 1291.945421][T17438] ? hlock_class+0x4e/0x130 [ 1291.945650][T17438] ? mark_lock+0x38/0x3e0 [ 1291.945785][T17438] ? __lock_acquire+0xb3f/0x1580 [ 1291.945967][T17438] ? find_held_lock+0x2c/0x110 [ 1291.946148][T17438] ? ipv6_setsockopt+0x7f/0xe0 [ 1291.946328][T17438] ipv6_setsockopt+0x7f/0xe0 [ 1291.946530][T17438] rawv6_setsockopt+0xb7/0x550 [ 1291.946704][T17438] ? __pfx_rawv6_setsockopt+0x10/0x10 [ 1291.946872][T17438] ? __lock_acquire+0xb3f/0x1580 [ 1291.947044][T17438] ? kfree+0x2d/0x340 [ 1291.947184][T17438] do_sock_setsockopt+0x149/0x3a0 [ 1291.947354][T17438] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 1291.947531][T17438] ? __lock_release+0x103/0x460 [ 1291.947696][T17438] ? fd_install+0x1d1/0x5a0 [ 1291.947877][T17438] ? trace_lock_acquire+0x14d/0x1f0 [ 1291.948045][T17438] ? fdget+0x52/0x1e0 [ 1291.948176][T17438] __sys_setsockopt+0x104/0x1a0 [ 1291.948344][T17438] ? __pfx___sys_setsockopt+0x10/0x10 [ 1291.948523][T17438] ? __sys_socket+0x168/0x1e0 [ 1291.948693][T17438] ? __pfx___sys_socket+0x10/0x10 [ 1291.948862][T17438] ? do_user_addr_fault+0x374/0xe30 [ 1291.949034][T17438] __x64_sys_setsockopt+0xbd/0x160 [ 1291.949205][T17438] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 1291.949415][T17438] do_syscall_64+0xc1/0x1d0 [ 1291.949604][T17438] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1291.949810][T17438] RIP: 0033:0x7f8182b8991e [ 1291.949990][T17438] 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 [ 1291.950610][T17438] RSP: 002b:00007ffe99019b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 1291.950869][T17438] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8182b8991e [ 1291.951123][T17438] RDX: 00000000000000c8 RSI: 0000000000000029 RDI: 0000000000000008 [ 1291.951372][T17438] RBP: 0000000000000008 R08: 0000000000000004 R09: 0000000000000000 [ 1291.951640][T17438] R10: 00007ffe99019b9c R11: 0000000000000246 R12: 0000000000000000 [ 1291.951903][T17438] R13: 0000000000402650 R14: 0000000000411dd8 R15: 00007f8182c8e000 [ 1291.952163][T17438] </TASK> [ 1291.962140][T17438] veth0: entered allmulticast mode [ 1291.962877][T17438] veth1: entered allmulticast mode [ 1291.963219][T17438] veth2: entered allmulticast mode [ 1291.963569][T17438] veth3: entered allmulticast mode [ 1310.139884][T17438] veth0: left allmulticast mode [ 1310.140237][T17438] veth1: left allmulticast mode [ 1310.141765][T17438] veth2: left allmulticast mode [ 1310.142063][T17438] veth3: left allmulticast mode