Warning: Permanently added '10.128.1.82' (ED25519) to the list of known hosts. executing program [ 44.164143][ T3961] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:1487 [ 44.166101][ T3961] in_atomic(): 1, irqs_disabled(): 128, non_block: 0, pid: 3961, name: syz-executor187 [ 44.167958][ T3961] 1 lock held by syz-executor187/3961: [ 44.169025][ T3961] #0: ffff800014ae6a98 (css_set_lock){....}-{2:2}, at: cgroup_get_from_path+0x30/0x300 [ 44.170971][ T3961] irq event stamp: 13312 [ 44.171833][ T3961] hardirqs last enabled at (13311): [] finish_lock_switch+0xbc/0x1e8 [ 44.173821][ T3961] hardirqs last disabled at (13312): [] _raw_spin_lock_irq+0x38/0x13c [ 44.175778][ T3961] softirqs last enabled at (13286): [] release_sock+0x1e4/0x270 [ 44.177597][ T3961] softirqs last disabled at (13284): [] release_sock+0x3c/0x270 [ 44.179514][ T3961] Preemption disabled at: [ 44.179520][ T3961] [] cgroup_get_from_path+0x30/0x300 [ 44.181737][ T3961] CPU: 1 PID: 3961 Comm: syz-executor187 Not tainted 5.15.120-syzkaller #0 [ 44.183395][ T3961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 [ 44.185483][ T3961] Call trace: [ 44.186131][ T3961] dump_backtrace+0x0/0x530 [ 44.187050][ T3961] show_stack+0x2c/0x3c [ 44.187860][ T3961] dump_stack_lvl+0x108/0x170 [ 44.188766][ T3961] dump_stack+0x1c/0x58 [ 44.189603][ T3961] ___might_sleep+0x380/0x4dc [ 44.190559][ T3961] __might_sleep+0x98/0xf0 [ 44.191452][ T3961] down_read+0x34/0x398 [ 44.192293][ T3961] kernfs_walk_and_get_ns+0x8c/0x310 [ 44.193380][ T3961] cgroup_get_from_path+0x64/0x300 [ 44.194385][ T3961] cgroup_mt_check_v1+0x18c/0x278 [ 44.195387][ T3961] xt_check_match+0x338/0x914 [ 44.196323][ T3961] translate_table+0x10cc/0x1ac8 [ 44.197298][ T3961] do_ip6t_set_ctl+0x9c4/0x2fd4 [ 44.198228][ T3961] nf_setsockopt+0x270/0x290 [ 44.199138][ T3961] ipv6_setsockopt+0x1f28/0x3d84 [ 44.200149][ T3961] udpv6_setsockopt+0xa8/0xc0 [ 44.201093][ T3961] sock_common_setsockopt+0xb0/0xcc [ 44.202145][ T3961] __sys_setsockopt+0x3a8/0x6b4 [ 44.203164][ T3961] __arm64_sys_setsockopt+0xb8/0xd4 [ 44.204170][ T3961] invoke_syscall+0x98/0x2b8 [ 44.205133][ T3961] el0_svc_common+0x138/0x258 [ 44.206044][ T3961] do_el0_svc+0x58/0x14c [ 44.206893][ T3961] el0_svc+0x7c/0x1f0 [ 44.207650][ T3961] el0t_64_sync_handler+0x84/0xe4 [ 44.208640][ T3961] el0t_64_sync+0x1a0/0x1a4 [ 44.209512][ T3961] [ 44.209989][ T3961] ============================= [ 44.210977][ T3961] [ BUG: Invalid wait context ] [ 44.211980][ T3961] 5.15.120-syzkaller #0 Tainted: G W [ 44.213365][ T3961] ----------------------------- [ 44.214286][ T3961] syz-executor187/3961 is trying to lock: [ 44.215442][ T3961] ffff800014be60d0 (kernfs_rwsem){++++}-{3:3}, at: kernfs_walk_and_get_ns+0x8c/0x310 [ 44.217384][ T3961] other info that might help us debug this: [ 44.218547][ T3961] context-{4:4} [ 44.219208][ T3961] 1 lock held by syz-executor187/3961: [ 44.220283][ T3961] #0: ffff800014ae6a98 (css_set_lock){....}-{2:2}, at: cgroup_get_from_path+0x30/0x300 [ 44.222306][ T3961] stack backtrace: [ 44.223088][ T3961] CPU: 1 PID: 3961 Comm: syz-executor187 Tainted: G W 5.15.120-syzkaller #0 [ 44.225040][ T3961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 [ 44.227087][ T3961] Call trace: [ 44.227702][ T3961] dump_backtrace+0x0/0x530 [ 44.228635][ T3961] show_stack+0x2c/0x3c [ 44.229424][ T3961] dump_stack_lvl+0x108/0x170 [ 44.230346][ T3961] dump_stack+0x1c/0x58 [ 44.231185][ T3961] __lock_acquire+0x1af4/0x7620 [ 44.232167][ T3961] lock_acquire+0x240/0x77c [ 44.233144][ T3961] down_read+0xc0/0x398 [ 44.233974][ T3961] kernfs_walk_and_get_ns+0x8c/0x310 [ 44.235029][ T3961] cgroup_get_from_path+0x64/0x300 [ 44.236058][ T3961] cgroup_mt_check_v1+0x18c/0x278 [ 44.237107][ T3961] xt_check_match+0x338/0x914 [ 44.238069][ T3961] translate_table+0x10cc/0x1ac8 [ 44.239099][ T3961] do_ip6t_set_ctl+0x9c4/0x2fd4 [ 44.240090][ T3961] nf_setsockopt+0x270/0x290 [ 44.241062][ T3961] ipv6_setsockopt+0x1f28/0x3d84 [ 44.242031][ T3961] udpv6_setsockopt+0xa8/0xc0 [ 44.243032][ T3961] sock_common_setsockopt+0xb0/0xcc [ 44.244095][ T3961] __sys_setsockopt+0x3a8/0x6b4 [ 44.245065][ T3961] __arm64_sys_setsockopt+0xb8/0xd4 [ 44.246059][ T3961] invoke_syscall+0x98/0x2b8 [ 44.246999][ T3961] el0_svc_common+0x138/0x258 [ 44.247956][ T3961] do_el0_svc+0x58/0x14c [ 44.248829][ T3961] el0_svc+0x7c/0x1f0 [ 44.249606][ T3961] el0t_64_sync_handler+0x84/0xe4 [ 44.250642][ T3961] el0t_64_sync+0x1a0/0x1a4 [ 44.252800][ T3961] ip6t_rpfilter: only valid in 'raw' or 'mangle' table, not ' [ 44.252800][ T3961] %w [ 44.252800][ T3961] ='