syzkaller login: [ 4.867708][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 10.377545][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!! [ 10.488387][ T23] kauditd_printk_skb: 60 callbacks suppressed [ 10.488394][ T23] audit: type=1400 audit(1650667800.939:71): avc: denied { transition } for pid=289 comm="sshd" path="/bin/sh" dev="sda1" ino=73 scontext=system_u:system_r:initrc_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 10.495242][ T23] audit: type=1400 audit(1650667800.939:72): avc: denied { write } for pid=289 comm="sh" path="pipe:[407]" dev="pipefs" ino=407 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:initrc_t tclass=fifo_file permissive=1 [ 10.547574][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 10.977492][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 11.598220][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!! [ 35.137557][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #80!!! Warning: Permanently added '10.128.0.182' (ECDSA) to the list of known hosts. [ 40.690732][ T23] audit: type=1400 audit(1650667831.139:73): avc: denied { execmem } for pid=365 comm="syz-executor424" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 40.710855][ T23] audit: type=1400 audit(1650667831.159:74): avc: denied { mounton } for pid=365 comm="syz-executor424" path="/syzcgroup/unified" dev="sda1" ino=1137 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 40.711835][ T365] cgroup: Unknown subsys name 'net' [ 40.734170][ T23] audit: type=1400 audit(1650667831.159:75): avc: denied { mount } for pid=365 comm="syz-executor424" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 40.761564][ T23] audit: type=1400 audit(1650667831.199:76): avc: denied { unmount } for pid=365 comm="syz-executor424" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 40.761737][ T365] cgroup: Unknown subsys name 'devices' [ 40.879236][ T365] cgroup: Unknown subsys name 'hugetlb' [ 40.884806][ T365] cgroup: Unknown subsys name 'rlimit' [ 40.989669][ T23] audit: type=1400 audit(1650667831.439:77): avc: denied { mounton } for pid=366 comm="syz-executor424" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 41.013784][ T23] audit: type=1400 audit(1650667831.469:78): avc: denied { mount } for pid=366 comm="syz-executor424" name="/" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1 [ 41.036329][ T23] audit: type=1400 audit(1650667831.469:79): avc: denied { mounton } for pid=366 comm="syz-executor424" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 41.057896][ T23] audit: type=1400 audit(1650667831.469:80): avc: denied { mounton } for pid=366 comm="syz-executor424" path="/dev/binderfs" dev="devtmpfs" ino=363 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 executing program [ 41.080794][ T23] audit: type=1400 audit(1650667831.469:81): avc: denied { mount } for pid=366 comm="syz-executor424" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 41.103957][ T366] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 41.115826][ T23] audit: type=1400 audit(1650667831.569:82): avc: denied { prog_load } for pid=367 comm="syz-executor424" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 41.184592][ T367] FAULT_INJECTION: forcing a failure. [ 41.184592][ T367] name failslab, interval 1, probability 0, space 0, times 1 [ 41.197214][ T367] CPU: 1 PID: 367 Comm: syz-executor424 Not tainted 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 41.207426][ T367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.217575][ T367] Call Trace: [ 41.220850][ T367] dump_stack_lvl+0x1e2/0x24b [ 41.225502][ T367] ? panic+0x7d7/0x7d7 [ 41.229548][ T367] ? bfq_pos_tree_add_move+0x43e/0x43e [ 41.234981][ T367] ? kasan_save_stack+0x4d/0x60 [ 41.239821][ T367] ? kasan_record_aux_stack+0xca/0xf0 [ 41.245169][ T367] ? task_work_add+0xa7/0x320 [ 41.249822][ T367] ? fput_many+0xe9/0x1a0 [ 41.254123][ T367] ? filp_close+0x105/0x150 [ 41.258601][ T367] ? do_dup2+0x370/0x3b0 [ 41.262814][ T367] ? ksys_dup3+0x1fe/0x290 [ 41.267204][ T367] dump_stack+0x15/0x17 [ 41.271336][ T367] should_fail+0x3c0/0x510 [ 41.275820][ T367] ? bpf_prog_array_alloc+0x40/0x60 [ 41.280992][ T367] __should_failslab+0x9f/0xe0 [ 41.285731][ T367] should_failslab+0x9/0x20 [ 41.290209][ T367] __kmalloc+0x60/0x360 [ 41.294348][ T367] bpf_prog_array_alloc+0x40/0x60 [ 41.299345][ T367] compute_effective_progs+0x2de/0x6e0 [ 41.304777][ T367] update_effective_progs+0x79/0x320 [ 41.310044][ T367] __cgroup_bpf_detach+0x312/0x570 [ 41.315138][ T367] bpf_cgroup_link_release+0x94/0x260 [ 41.320489][ T367] bpf_link_put+0x1e9/0x270 [ 41.324977][ T367] bpf_link_release+0x3b/0x40 [ 41.329633][ T367] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 41.335241][ T367] __fput+0x348/0x7c0 [ 41.339200][ T367] ____fput+0x15/0x20 [ 41.343206][ T367] task_work_run+0x147/0x1b0 [ 41.347774][ T367] exit_to_user_mode_loop+0xc8/0xe0 [ 41.352945][ T367] syscall_exit_to_user_mode+0x77/0xa0 [ 41.358375][ T367] do_syscall_64+0x40/0x70 [ 41.362766][ T367] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 41.368656][ T367] RIP: 0033:0x7ffa11e2b159 [ 41.373046][ T367] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 41.392628][ T367] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 41.401017][ T367] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 41.408964][ T367] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 41.416908][ T367] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 41.424852][ T367] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 41.432814][ T367] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000000 [ 41.440903][ T367] ------------[ cut here ]------------ [ 41.446361][ T367] WARNING: CPU: 1 PID: 367 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 41.456266][ T367] Modules linked in: [ 41.460176][ T367] CPU: 1 PID: 367 Comm: syz-executor424 Not tainted 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 41.470407][ T367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.480469][ T367] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 41.486684][ T367] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 41.506300][ T367] RSP: 0018:ffffc90000bf7d90 EFLAGS: 00010293 [ 41.512419][ T367] RAX: ffffffff8187d3f7 RBX: ffff88811d435450 RCX: ffff8881077de2c0 [ 41.520384][ T367] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 41.528353][ T367] RBP: ffffc90000bf7db8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 41.536324][ T367] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 41.544302][ T367] R13: 1ffff11023a86a8a R14: 00000000fffffff4 R15: ffff88811d410000 [ 41.552271][ T367] FS: 000055555672b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 41.561203][ T367] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.567794][ T367] CR2: 00007ffa11e9d140 CR3: 000000011843b000 CR4: 00000000003506a0 [ 41.575759][ T367] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.583746][ T367] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.591763][ T367] Call Trace: [ 41.595031][ T367] bpf_link_put+0x1e9/0x270 [ 41.599640][ T367] bpf_link_release+0x3b/0x40 [ 41.604310][ T367] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 41.609941][ T367] __fput+0x348/0x7c0 [ 41.613912][ T367] ____fput+0x15/0x20 [ 41.617906][ T367] task_work_run+0x147/0x1b0 [ 41.622486][ T367] exit_to_user_mode_loop+0xc8/0xe0 [ 41.627705][ T367] syscall_exit_to_user_mode+0x77/0xa0 [ 41.633166][ T367] do_syscall_64+0x40/0x70 [ 41.637585][ T367] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 41.643466][ T367] RIP: 0033:0x7ffa11e2b159 [ 41.647889][ T367] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 41.667505][ T367] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 41.675900][ T367] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 41.683879][ T367] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 41.691850][ T367] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 41.699820][ T367] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 41.707785][ T367] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000000 [ 41.715761][ T367] ---[ end trace 213e5b9155eb9184 ]--- [ 41.721281][ T367] ================================================================== [ 41.729332][ T367] BUG: KASAN: use-after-free in compute_effective_progs+0x1d3/0x6e0 [ 41.737277][ T367] Read of size 8 at addr ffff88811d435418 by task syz-executor424/367 [ 41.745392][ T367] [ 41.747707][ T367] CPU: 1 PID: 367 Comm: syz-executor424 Tainted: G W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 41.759294][ T367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.769320][ T367] Call Trace: [ 41.772585][ T367] dump_stack_lvl+0x1e2/0x24b [ 41.777234][ T367] ? bfq_pos_tree_add_move+0x43e/0x43e [ 41.782662][ T367] ? panic+0x7d7/0x7d7 [ 41.786722][ T367] ? kasan_record_aux_stack+0xca/0xf0 [ 41.792063][ T367] print_address_description+0x81/0x3c0 [ 41.797578][ T367] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 41.803621][ T367] kasan_report+0x1a4/0x1f0 [ 41.808110][ T367] ? compute_effective_progs+0x1d3/0x6e0 [ 41.813713][ T367] ? compute_effective_progs+0x1d3/0x6e0 [ 41.819316][ T367] __asan_report_load8_noabort+0x14/0x20 [ 41.824924][ T367] compute_effective_progs+0x1d3/0x6e0 [ 41.830358][ T367] update_effective_progs+0x79/0x320 [ 41.835615][ T367] __cgroup_bpf_detach+0x312/0x570 [ 41.840725][ T367] bpf_cgroup_link_release+0x94/0x260 [ 41.846067][ T367] bpf_link_put+0x1e9/0x270 [ 41.850544][ T367] bpf_link_release+0x3b/0x40 [ 41.855206][ T367] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 41.860818][ T367] __fput+0x348/0x7c0 [ 41.864777][ T367] ____fput+0x15/0x20 [ 41.868732][ T367] task_work_run+0x147/0x1b0 [ 41.873294][ T367] exit_to_user_mode_loop+0xc8/0xe0 [ 41.878726][ T367] syscall_exit_to_user_mode+0x77/0xa0 [ 41.884170][ T367] do_syscall_64+0x40/0x70 [ 41.888561][ T367] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 41.894424][ T367] RIP: 0033:0x7ffa11ded263 [ 41.898827][ T367] Code: c7 c2 c0 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb ba 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 [ 41.918415][ T367] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 41.926799][ T367] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00007ffa11ded263 [ 41.934745][ T367] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000005 [ 41.942688][ T367] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 41.950631][ T367] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 41.958574][ T367] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000000 [ 41.966520][ T367] [ 41.968829][ T367] Allocated by task 367: [ 41.973049][ T367] ____kasan_kmalloc+0xdc/0x110 [ 41.977870][ T367] __kasan_kmalloc+0x9/0x10 [ 41.982345][ T367] kmem_cache_alloc_trace+0x1dd/0x330 [ 41.987687][ T367] cgroup_bpf_link_attach+0x12e/0x4a0 [ 41.993049][ T367] link_create+0x540/0x6e0 [ 41.997439][ T367] __do_sys_bpf+0x528/0x6c0 [ 42.001914][ T367] __x64_sys_bpf+0x7a/0x90 [ 42.006303][ T367] do_syscall_64+0x34/0x70 [ 42.010691][ T367] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 42.016548][ T367] [ 42.018848][ T367] Freed by task 367: [ 42.022719][ T367] kasan_set_track+0x4c/0x80 [ 42.027280][ T367] kasan_set_free_info+0x23/0x40 [ 42.032186][ T367] ____kasan_slab_free+0x121/0x160 [ 42.037268][ T367] __kasan_slab_free+0x11/0x20 [ 42.042000][ T367] slab_free_freelist_hook+0xcc/0x1a0 [ 42.047340][ T367] kfree+0xc3/0x290 [ 42.051120][ T367] bpf_cgroup_link_dealloc+0x15/0x20 [ 42.056373][ T367] bpf_link_put+0x243/0x270 [ 42.060849][ T367] bpf_link_release+0x3b/0x40 [ 42.065498][ T367] __fput+0x348/0x7c0 [ 42.069454][ T367] ____fput+0x15/0x20 [ 42.073412][ T367] task_work_run+0x147/0x1b0 [ 42.077977][ T367] exit_to_user_mode_loop+0xc8/0xe0 [ 42.083151][ T367] syscall_exit_to_user_mode+0x77/0xa0 [ 42.088584][ T367] do_syscall_64+0x40/0x70 [ 42.092985][ T367] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 42.098844][ T367] [ 42.101147][ T367] The buggy address belongs to the object at ffff88811d435400 [ 42.101147][ T367] which belongs to the cache kmalloc-96 of size 96 [ 42.114995][ T367] The buggy address is located 24 bytes inside of [ 42.114995][ T367] 96-byte region [ffff88811d435400, ffff88811d435460) [ 42.128058][ T367] The buggy address belongs to the page: [ 42.133667][ T367] page:ffffea0004750d40 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11d435 [ 42.143882][ T367] flags: 0x8000000000000200(slab) [ 42.148891][ T367] raw: 8000000000000200 dead000000000100 dead000000000122 ffff888100043680 [ 42.157533][ T367] raw: 0000000000000000 0000000080200020 00000001ffffffff 0000000000000000 [ 42.166093][ T367] page dumped because: kasan: bad access detected [ 42.172480][ T367] page_owner tracks the page as allocated [ 42.178183][ T367] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 367, ts 41183983062, free_ts 0 [ 42.193176][ T367] get_page_from_freelist+0x745/0x760 [ 42.198527][ T367] __alloc_pages_nodemask+0x3b6/0x890 [ 42.203874][ T367] allocate_slab+0x78/0x540 [ 42.208354][ T367] ___slab_alloc+0x131/0x2e0 [ 42.212918][ T367] __slab_alloc+0x63/0xa0 [ 42.217226][ T367] kmem_cache_alloc_trace+0x20e/0x330 [ 42.222590][ T367] cgroup_bpf_link_attach+0x12e/0x4a0 [ 42.227948][ T367] link_create+0x540/0x6e0 [ 42.232347][ T367] __do_sys_bpf+0x528/0x6c0 [ 42.236831][ T367] __x64_sys_bpf+0x7a/0x90 [ 42.241227][ T367] do_syscall_64+0x34/0x70 [ 42.245623][ T367] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 42.251489][ T367] page_owner free stack trace missing [ 42.256833][ T367] [ 42.259136][ T367] Memory state around the buggy address: [ 42.264749][ T367] ffff88811d435300: 00 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc [ 42.272787][ T367] ffff88811d435380: 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc [ 42.280822][ T367] >ffff88811d435400: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc executing program [ 42.288855][ T367] ^ [ 42.293683][ T367] ffff88811d435480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 42.301718][ T367] ffff88811d435500: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 42.309751][ T367] ================================================================== [ 42.317796][ T367] Disabling lock debugging due to kernel taint [ 42.328637][ T368] FAULT_INJECTION: forcing a failure. [ 42.328637][ T368] name failslab, interval 1, probability 0, space 0, times 0 [ 42.341282][ T368] CPU: 1 PID: 368 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 42.352884][ T368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.362944][ T368] Call Trace: [ 42.366232][ T368] dump_stack_lvl+0x1e2/0x24b [ 42.370883][ T368] ? panic+0x7d7/0x7d7 [ 42.374940][ T368] ? bfq_pos_tree_add_move+0x43e/0x43e [ 42.380370][ T368] ? kasan_save_stack+0x4d/0x60 [ 42.385191][ T368] ? kasan_record_aux_stack+0xca/0xf0 [ 42.390542][ T368] ? task_work_add+0xa7/0x320 [ 42.395191][ T368] ? fput_many+0xe9/0x1a0 [ 42.399491][ T368] ? filp_close+0x105/0x150 [ 42.403966][ T368] ? do_dup2+0x370/0x3b0 [ 42.408182][ T368] ? ksys_dup3+0x1fe/0x290 [ 42.412579][ T368] dump_stack+0x15/0x17 [ 42.416706][ T368] should_fail+0x3c0/0x510 [ 42.421093][ T368] ? bpf_prog_array_alloc+0x40/0x60 [ 42.426262][ T368] __should_failslab+0x9f/0xe0 [ 42.430997][ T368] should_failslab+0x9/0x20 [ 42.435474][ T368] __kmalloc+0x60/0x360 [ 42.439600][ T368] bpf_prog_array_alloc+0x40/0x60 [ 42.444630][ T368] compute_effective_progs+0x2de/0x6e0 [ 42.450058][ T368] update_effective_progs+0x79/0x320 [ 42.455312][ T368] __cgroup_bpf_detach+0x312/0x570 [ 42.460410][ T368] bpf_cgroup_link_release+0x94/0x260 [ 42.465769][ T368] bpf_link_put+0x1e9/0x270 [ 42.470243][ T368] bpf_link_release+0x3b/0x40 [ 42.474891][ T368] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 42.480493][ T368] __fput+0x348/0x7c0 [ 42.484447][ T368] ____fput+0x15/0x20 [ 42.488402][ T368] task_work_run+0x147/0x1b0 [ 42.492968][ T368] exit_to_user_mode_loop+0xc8/0xe0 [ 42.498140][ T368] syscall_exit_to_user_mode+0x77/0xa0 [ 42.503568][ T368] do_syscall_64+0x40/0x70 [ 42.507956][ T368] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 42.513820][ T368] RIP: 0033:0x7ffa11e2b159 [ 42.518209][ T368] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 42.537787][ T368] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 42.546178][ T368] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 42.554125][ T368] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 42.562070][ T368] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 42.570013][ T368] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 42.577957][ T368] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000001 [ 42.586030][ T368] ------------[ cut here ]------------ [ 42.591686][ T368] WARNING: CPU: 1 PID: 368 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 42.601733][ T368] Modules linked in: [ 42.605621][ T368] CPU: 1 PID: 368 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 42.617243][ T368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.627314][ T368] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 42.633556][ T368] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 42.653165][ T368] RSP: 0018:ffffc90000bf7d90 EFLAGS: 00010293 [ 42.659231][ T368] RAX: ffffffff8187d3f7 RBX: ffff88811d435c50 RCX: ffff8881077dcf00 [ 42.667299][ T368] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 42.675278][ T368] RBP: ffffc90000bf7db8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 42.683262][ T368] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 42.691229][ T368] R13: 1ffff11023a86b8a R14: 00000000fffffff4 R15: ffff88811d410000 [ 42.699199][ T368] FS: 000055555672b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 42.708127][ T368] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.714710][ T368] CR2: 00007ffa11e9d140 CR3: 000000011843b000 CR4: 00000000003506a0 [ 42.722687][ T368] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.730673][ T368] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.738707][ T368] Call Trace: [ 42.741985][ T368] bpf_link_put+0x1e9/0x270 [ 42.746462][ T368] bpf_link_release+0x3b/0x40 [ 42.751154][ T368] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 42.756782][ T368] __fput+0x348/0x7c0 [ 42.760806][ T368] ____fput+0x15/0x20 [ 42.764770][ T368] task_work_run+0x147/0x1b0 [ 42.769369][ T368] exit_to_user_mode_loop+0xc8/0xe0 [ 42.774550][ T368] syscall_exit_to_user_mode+0x77/0xa0 [ 42.780007][ T368] do_syscall_64+0x40/0x70 [ 42.784408][ T368] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 42.790488][ T368] RIP: 0033:0x7ffa11e2b159 [ 42.794930][ T368] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 42.814543][ T368] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 42.822967][ T368] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 42.831034][ T368] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 executing program [ 42.839015][ T368] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 42.846976][ T368] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 42.854957][ T368] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000001 [ 42.862926][ T368] ---[ end trace 213e5b9155eb9185 ]--- [ 42.871658][ T369] FAULT_INJECTION: forcing a failure. [ 42.871658][ T369] name failslab, interval 1, probability 0, space 0, times 0 [ 42.884276][ T369] CPU: 1 PID: 369 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 42.895877][ T369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.905906][ T369] Call Trace: [ 42.909174][ T369] dump_stack_lvl+0x1e2/0x24b [ 42.913822][ T369] ? panic+0x7d7/0x7d7 [ 42.917862][ T369] ? bfq_pos_tree_add_move+0x43e/0x43e [ 42.923292][ T369] ? kasan_save_stack+0x4d/0x60 [ 42.928114][ T369] ? kasan_record_aux_stack+0xca/0xf0 [ 42.933457][ T369] ? task_work_add+0xa7/0x320 [ 42.938104][ T369] ? fput_many+0xe9/0x1a0 [ 42.942401][ T369] ? filp_close+0x105/0x150 [ 42.946879][ T369] ? do_dup2+0x370/0x3b0 [ 42.951094][ T369] ? ksys_dup3+0x1fe/0x290 [ 42.955492][ T369] dump_stack+0x15/0x17 [ 42.959630][ T369] should_fail+0x3c0/0x510 [ 42.964018][ T369] ? bpf_prog_array_alloc+0x40/0x60 [ 42.969187][ T369] __should_failslab+0x9f/0xe0 [ 42.973924][ T369] should_failslab+0x9/0x20 [ 42.978399][ T369] __kmalloc+0x60/0x360 [ 42.982533][ T369] bpf_prog_array_alloc+0x40/0x60 [ 42.987532][ T369] compute_effective_progs+0x2de/0x6e0 [ 42.992964][ T369] update_effective_progs+0x79/0x320 [ 42.998220][ T369] __cgroup_bpf_detach+0x312/0x570 [ 43.003307][ T369] bpf_cgroup_link_release+0x94/0x260 [ 43.008651][ T369] bpf_link_put+0x1e9/0x270 [ 43.013124][ T369] bpf_link_release+0x3b/0x40 [ 43.017771][ T369] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 43.023373][ T369] __fput+0x348/0x7c0 [ 43.027326][ T369] ____fput+0x15/0x20 [ 43.031280][ T369] task_work_run+0x147/0x1b0 [ 43.035840][ T369] exit_to_user_mode_loop+0xc8/0xe0 [ 43.041011][ T369] syscall_exit_to_user_mode+0x77/0xa0 [ 43.046441][ T369] do_syscall_64+0x40/0x70 [ 43.050829][ T369] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 43.056694][ T369] RIP: 0033:0x7ffa11e2b159 [ 43.061082][ T369] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 43.080745][ T369] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 43.089129][ T369] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 43.097072][ T369] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 43.105018][ T369] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 43.112960][ T369] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 43.120907][ T369] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000002 [ 43.128964][ T369] ------------[ cut here ]------------ [ 43.134421][ T369] WARNING: CPU: 1 PID: 369 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 43.144330][ T369] Modules linked in: [ 43.148234][ T369] CPU: 1 PID: 369 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 43.159848][ T369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.169909][ T369] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 43.176121][ T369] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 43.195762][ T369] RSP: 0018:ffffc9000097fd90 EFLAGS: 00010293 [ 43.201844][ T369] RAX: ffffffff8187d3f7 RBX: ffff88811d435f50 RCX: ffff88811d09a780 [ 43.209816][ T369] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 43.217784][ T369] RBP: ffffc9000097fdb8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 43.225793][ T369] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 43.233776][ T369] R13: 1ffff11023a86bea R14: 00000000fffffff4 R15: ffff88811d410000 [ 43.241748][ T369] FS: 000055555672b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 43.250686][ T369] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.257261][ T369] CR2: 00007ffa11e9d140 CR3: 000000011d4d4000 CR4: 00000000003506a0 [ 43.265255][ T369] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.273392][ T369] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.281387][ T369] Call Trace: [ 43.284662][ T369] bpf_link_put+0x1e9/0x270 [ 43.289207][ T369] bpf_link_release+0x3b/0x40 [ 43.293868][ T369] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 43.299521][ T369] __fput+0x348/0x7c0 [ 43.303496][ T369] ____fput+0x15/0x20 [ 43.307450][ T369] task_work_run+0x147/0x1b0 [ 43.312055][ T369] exit_to_user_mode_loop+0xc8/0xe0 [ 43.317235][ T369] syscall_exit_to_user_mode+0x77/0xa0 [ 43.322694][ T369] do_syscall_64+0x40/0x70 [ 43.327092][ T369] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 43.332982][ T369] RIP: 0033:0x7ffa11e2b159 [ 43.337407][ T369] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 43.357051][ T369] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 43.365517][ T369] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 43.373532][ T369] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 43.381512][ T369] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 executing program [ 43.389681][ T369] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 43.397656][ T369] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000002 [ 43.405606][ T369] ---[ end trace 213e5b9155eb9186 ]--- [ 43.414349][ T370] FAULT_INJECTION: forcing a failure. [ 43.414349][ T370] name failslab, interval 1, probability 0, space 0, times 0 [ 43.426944][ T370] CPU: 1 PID: 370 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 43.438557][ T370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.448591][ T370] Call Trace: [ 43.451862][ T370] dump_stack_lvl+0x1e2/0x24b [ 43.456510][ T370] ? panic+0x7d7/0x7d7 [ 43.460553][ T370] ? bfq_pos_tree_add_move+0x43e/0x43e [ 43.465982][ T370] ? kasan_save_stack+0x4d/0x60 [ 43.470803][ T370] ? kasan_record_aux_stack+0xca/0xf0 [ 43.476164][ T370] ? task_work_add+0xa7/0x320 [ 43.480815][ T370] ? fput_many+0xe9/0x1a0 [ 43.485117][ T370] ? filp_close+0x105/0x150 [ 43.489597][ T370] ? do_dup2+0x370/0x3b0 [ 43.493838][ T370] ? ksys_dup3+0x1fe/0x290 [ 43.498323][ T370] dump_stack+0x15/0x17 [ 43.502451][ T370] should_fail+0x3c0/0x510 [ 43.506844][ T370] ? bpf_prog_array_alloc+0x40/0x60 [ 43.512017][ T370] __should_failslab+0x9f/0xe0 [ 43.516809][ T370] should_failslab+0x9/0x20 [ 43.521288][ T370] __kmalloc+0x60/0x360 [ 43.525420][ T370] bpf_prog_array_alloc+0x40/0x60 [ 43.530417][ T370] compute_effective_progs+0x2de/0x6e0 [ 43.535849][ T370] update_effective_progs+0x79/0x320 [ 43.541107][ T370] __cgroup_bpf_detach+0x312/0x570 [ 43.546191][ T370] bpf_cgroup_link_release+0x94/0x260 [ 43.551537][ T370] bpf_link_put+0x1e9/0x270 [ 43.556012][ T370] bpf_link_release+0x3b/0x40 [ 43.560660][ T370] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 43.566264][ T370] __fput+0x348/0x7c0 [ 43.570216][ T370] ____fput+0x15/0x20 [ 43.574169][ T370] task_work_run+0x147/0x1b0 [ 43.578734][ T370] exit_to_user_mode_loop+0xc8/0xe0 [ 43.583902][ T370] syscall_exit_to_user_mode+0x77/0xa0 [ 43.589330][ T370] do_syscall_64+0x40/0x70 [ 43.593718][ T370] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 43.599581][ T370] RIP: 0033:0x7ffa11e2b159 [ 43.603997][ T370] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 43.623580][ T370] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 43.631967][ T370] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 43.639911][ T370] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 43.647856][ T370] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 43.655801][ T370] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 43.663748][ T370] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000003 [ 43.671809][ T370] ------------[ cut here ]------------ [ 43.677261][ T370] WARNING: CPU: 1 PID: 370 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 43.687144][ T370] Modules linked in: [ 43.691047][ T370] CPU: 1 PID: 370 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 43.702659][ T370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.712722][ T370] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 43.718972][ T370] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 43.738584][ T370] RSP: 0018:ffffc9000098fd90 EFLAGS: 00010293 [ 43.744658][ T370] RAX: ffffffff8187d3f7 RBX: ffff88811d4d75d0 RCX: ffff88811d09e2c0 [ 43.752641][ T370] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 43.760615][ T370] RBP: ffffc9000098fdb8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 43.768645][ T370] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 43.776622][ T370] R13: 1ffff11023a9aeba R14: 00000000fffffff4 R15: ffff88811d410000 [ 43.784718][ T370] FS: 000055555672b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 43.793826][ T370] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.800451][ T370] CR2: 00007ffa11e9d140 CR3: 000000011d4ef000 CR4: 00000000003506a0 [ 43.808589][ T370] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.816576][ T370] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.824698][ T370] Call Trace: [ 43.827992][ T370] bpf_link_put+0x1e9/0x270 [ 43.832478][ T370] bpf_link_release+0x3b/0x40 [ 43.837135][ T370] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 43.842770][ T370] __fput+0x348/0x7c0 [ 43.846744][ T370] ____fput+0x15/0x20 [ 43.850728][ T370] task_work_run+0x147/0x1b0 [ 43.855346][ T370] exit_to_user_mode_loop+0xc8/0xe0 [ 43.860565][ T370] syscall_exit_to_user_mode+0x77/0xa0 [ 43.866022][ T370] do_syscall_64+0x40/0x70 [ 43.870451][ T370] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 43.876347][ T370] RIP: 0033:0x7ffa11e2b159 [ 43.880782][ T370] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 43.900395][ T370] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 43.908836][ T370] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 43.916795][ T370] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 43.924777][ T370] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 43.932751][ T370] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 executing program [ 43.940723][ T370] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000003 [ 43.948696][ T370] ---[ end trace 213e5b9155eb9187 ]--- [ 43.957775][ T371] FAULT_INJECTION: forcing a failure. [ 43.957775][ T371] name failslab, interval 1, probability 0, space 0, times 0 [ 43.970372][ T371] CPU: 1 PID: 371 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 43.982031][ T371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.992058][ T371] Call Trace: [ 43.995321][ T371] dump_stack_lvl+0x1e2/0x24b [ 43.999969][ T371] ? panic+0x7d7/0x7d7 [ 44.004020][ T371] ? bfq_pos_tree_add_move+0x43e/0x43e [ 44.009467][ T371] ? kasan_save_stack+0x4d/0x60 [ 44.014288][ T371] ? kasan_record_aux_stack+0xca/0xf0 [ 44.019631][ T371] ? task_work_add+0xa7/0x320 [ 44.024285][ T371] ? fput_many+0xe9/0x1a0 [ 44.028600][ T371] ? filp_close+0x105/0x150 [ 44.033074][ T371] ? do_dup2+0x370/0x3b0 [ 44.037288][ T371] ? ksys_dup3+0x1fe/0x290 [ 44.041679][ T371] dump_stack+0x15/0x17 [ 44.045812][ T371] should_fail+0x3c0/0x510 [ 44.050206][ T371] ? bpf_prog_array_alloc+0x40/0x60 [ 44.055377][ T371] __should_failslab+0x9f/0xe0 [ 44.060117][ T371] should_failslab+0x9/0x20 [ 44.064590][ T371] __kmalloc+0x60/0x360 [ 44.068719][ T371] bpf_prog_array_alloc+0x40/0x60 [ 44.073717][ T371] compute_effective_progs+0x2de/0x6e0 [ 44.079146][ T371] update_effective_progs+0x79/0x320 [ 44.084407][ T371] __cgroup_bpf_detach+0x312/0x570 [ 44.089493][ T371] bpf_cgroup_link_release+0x94/0x260 [ 44.094836][ T371] bpf_link_put+0x1e9/0x270 [ 44.099321][ T371] bpf_link_release+0x3b/0x40 [ 44.103974][ T371] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 44.109587][ T371] __fput+0x348/0x7c0 [ 44.113543][ T371] ____fput+0x15/0x20 [ 44.117504][ T371] task_work_run+0x147/0x1b0 [ 44.122072][ T371] exit_to_user_mode_loop+0xc8/0xe0 [ 44.127250][ T371] syscall_exit_to_user_mode+0x77/0xa0 [ 44.132684][ T371] do_syscall_64+0x40/0x70 [ 44.137075][ T371] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.142949][ T371] RIP: 0033:0x7ffa11e2b159 [ 44.147348][ T371] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 44.166926][ T371] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 44.175312][ T371] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 44.183258][ T371] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 44.191204][ T371] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 44.199150][ T371] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 44.207101][ T371] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000004 [ 44.215338][ T371] ------------[ cut here ]------------ [ 44.220855][ T371] WARNING: CPU: 1 PID: 371 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 44.230746][ T371] Modules linked in: [ 44.234645][ T371] CPU: 1 PID: 371 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 44.246271][ T371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.256347][ T371] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 44.262587][ T371] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 44.282218][ T371] RSP: 0018:ffffc9000099fd90 EFLAGS: 00010293 [ 44.288317][ T371] RAX: ffffffff8187d3f7 RBX: ffff88811d4d76d0 RCX: ffff8881065f8000 [ 44.296275][ T371] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 44.304337][ T371] RBP: ffffc9000099fdb8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 44.312324][ T371] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 44.320301][ T371] R13: 1ffff11023a9aeda R14: 00000000fffffff4 R15: ffff88811d410000 [ 44.328282][ T371] FS: 000055555672b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 44.337189][ T371] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.343807][ T371] CR2: 00007ffa11e9d140 CR3: 000000011d6a3000 CR4: 00000000003506a0 [ 44.351803][ T371] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.359824][ T371] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.367827][ T371] Call Trace: [ 44.371100][ T371] bpf_link_put+0x1e9/0x270 [ 44.375576][ T371] bpf_link_release+0x3b/0x40 [ 44.380397][ T371] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 44.386022][ T371] __fput+0x348/0x7c0 [ 44.390022][ T371] ____fput+0x15/0x20 [ 44.393997][ T371] task_work_run+0x147/0x1b0 [ 44.398601][ T371] exit_to_user_mode_loop+0xc8/0xe0 [ 44.403794][ T371] syscall_exit_to_user_mode+0x77/0xa0 [ 44.409256][ T371] do_syscall_64+0x40/0x70 [ 44.413666][ T371] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.419559][ T371] RIP: 0033:0x7ffa11e2b159 [ 44.423966][ T371] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 executing program [ 44.443602][ T371] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 44.452023][ T371] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 44.460009][ T371] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 44.467981][ T371] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 44.475937][ T371] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 44.483954][ T371] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000004 [ 44.492002][ T371] ---[ end trace 213e5b9155eb9188 ]--- [ 44.501003][ T372] FAULT_INJECTION: forcing a failure. [ 44.501003][ T372] name failslab, interval 1, probability 0, space 0, times 0 [ 44.513599][ T372] CPU: 1 PID: 372 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 44.525196][ T372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.535227][ T372] Call Trace: [ 44.538501][ T372] dump_stack_lvl+0x1e2/0x24b [ 44.543149][ T372] ? panic+0x7d7/0x7d7 [ 44.547200][ T372] ? bfq_pos_tree_add_move+0x43e/0x43e [ 44.552631][ T372] ? kasan_save_stack+0x4d/0x60 [ 44.557453][ T372] ? kasan_record_aux_stack+0xca/0xf0 [ 44.562800][ T372] ? task_work_add+0xa7/0x320 [ 44.567451][ T372] ? fput_many+0xe9/0x1a0 [ 44.571755][ T372] ? filp_close+0x105/0x150 [ 44.576230][ T372] ? do_dup2+0x370/0x3b0 [ 44.580445][ T372] ? ksys_dup3+0x1fe/0x290 [ 44.584840][ T372] dump_stack+0x15/0x17 [ 44.588975][ T372] should_fail+0x3c0/0x510 [ 44.593381][ T372] ? bpf_prog_array_alloc+0x40/0x60 [ 44.598553][ T372] __should_failslab+0x9f/0xe0 [ 44.603288][ T372] should_failslab+0x9/0x20 [ 44.607762][ T372] __kmalloc+0x60/0x360 [ 44.611890][ T372] bpf_prog_array_alloc+0x40/0x60 [ 44.616886][ T372] compute_effective_progs+0x2de/0x6e0 [ 44.622317][ T372] update_effective_progs+0x79/0x320 [ 44.627579][ T372] __cgroup_bpf_detach+0x312/0x570 [ 44.632660][ T372] bpf_cgroup_link_release+0x94/0x260 [ 44.638578][ T372] bpf_link_put+0x1e9/0x270 [ 44.643051][ T372] bpf_link_release+0x3b/0x40 [ 44.647697][ T372] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 44.653298][ T372] __fput+0x348/0x7c0 [ 44.657252][ T372] ____fput+0x15/0x20 [ 44.661204][ T372] task_work_run+0x147/0x1b0 [ 44.665770][ T372] exit_to_user_mode_loop+0xc8/0xe0 [ 44.670938][ T372] syscall_exit_to_user_mode+0x77/0xa0 [ 44.676382][ T372] do_syscall_64+0x40/0x70 [ 44.680770][ T372] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.686648][ T372] RIP: 0033:0x7ffa11e2b159 [ 44.691034][ T372] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 44.710630][ T372] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 44.719033][ T372] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 44.726981][ T372] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 44.734937][ T372] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 44.742895][ T372] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 44.750839][ T372] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000005 [ 44.758908][ T372] ------------[ cut here ]------------ [ 44.764366][ T372] WARNING: CPU: 1 PID: 372 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 44.774257][ T372] Modules linked in: [ 44.778365][ T372] CPU: 1 PID: 372 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 44.790009][ T372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.800113][ T372] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 44.806368][ T372] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 44.826098][ T372] RSP: 0018:ffffc9000098fd90 EFLAGS: 00010293 [ 44.832181][ T372] RAX: ffffffff8187d3f7 RBX: ffff88811d4d73d0 RCX: ffff8881065ea780 [ 44.840169][ T372] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 44.848137][ T372] RBP: ffffc9000098fdb8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 44.856084][ T372] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 44.864061][ T372] R13: 1ffff11023a9ae7a R14: 00000000fffffff4 R15: ffff88811d410000 [ 44.872029][ T372] FS: 000055555672b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 44.880982][ T372] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.887558][ T372] CR2: 00007ffa11e9d140 CR3: 000000011d6be000 CR4: 00000000003506a0 [ 44.895503][ T372] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.903473][ T372] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.911434][ T372] Call Trace: [ 44.914697][ T372] bpf_link_put+0x1e9/0x270 [ 44.919195][ T372] bpf_link_release+0x3b/0x40 [ 44.923860][ T372] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 44.929490][ T372] __fput+0x348/0x7c0 [ 44.933462][ T372] ____fput+0x15/0x20 [ 44.937415][ T372] task_work_run+0x147/0x1b0 [ 44.942009][ T372] exit_to_user_mode_loop+0xc8/0xe0 [ 44.947198][ T372] syscall_exit_to_user_mode+0x77/0xa0 [ 44.952655][ T372] do_syscall_64+0x40/0x70 [ 44.957062][ T372] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 44.962951][ T372] RIP: 0033:0x7ffa11e2b159 [ 44.967360][ T372] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 44.986964][ T372] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 44.995397][ T372] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 executing program [ 45.003383][ T372] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 45.011357][ T372] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 45.019367][ T372] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 45.027335][ T372] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000005 [ 45.035306][ T372] ---[ end trace 213e5b9155eb9189 ]--- [ 45.044132][ T373] FAULT_INJECTION: forcing a failure. [ 45.044132][ T373] name failslab, interval 1, probability 0, space 0, times 0 [ 45.056731][ T373] CPU: 1 PID: 373 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 45.068346][ T373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.078375][ T373] Call Trace: [ 45.081642][ T373] dump_stack_lvl+0x1e2/0x24b [ 45.086290][ T373] ? panic+0x7d7/0x7d7 [ 45.090335][ T373] ? bfq_pos_tree_add_move+0x43e/0x43e [ 45.095792][ T373] ? kasan_save_stack+0x4d/0x60 [ 45.100621][ T373] ? kasan_record_aux_stack+0xca/0xf0 [ 45.105964][ T373] ? task_work_add+0xa7/0x320 [ 45.110611][ T373] ? fput_many+0xe9/0x1a0 [ 45.114912][ T373] ? filp_close+0x105/0x150 [ 45.119388][ T373] ? do_dup2+0x370/0x3b0 [ 45.123601][ T373] ? ksys_dup3+0x1fe/0x290 [ 45.127987][ T373] dump_stack+0x15/0x17 [ 45.132114][ T373] should_fail+0x3c0/0x510 [ 45.136500][ T373] ? bpf_prog_array_alloc+0x40/0x60 [ 45.141668][ T373] __should_failslab+0x9f/0xe0 [ 45.146403][ T373] should_failslab+0x9/0x20 [ 45.150907][ T373] __kmalloc+0x60/0x360 [ 45.155035][ T373] bpf_prog_array_alloc+0x40/0x60 [ 45.160033][ T373] compute_effective_progs+0x2de/0x6e0 [ 45.165463][ T373] update_effective_progs+0x79/0x320 [ 45.170718][ T373] __cgroup_bpf_detach+0x312/0x570 [ 45.175799][ T373] bpf_cgroup_link_release+0x94/0x260 [ 45.181162][ T373] bpf_link_put+0x1e9/0x270 [ 45.185636][ T373] bpf_link_release+0x3b/0x40 [ 45.190285][ T373] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 45.195887][ T373] __fput+0x348/0x7c0 [ 45.199841][ T373] ____fput+0x15/0x20 [ 45.203795][ T373] task_work_run+0x147/0x1b0 [ 45.208362][ T373] exit_to_user_mode_loop+0xc8/0xe0 [ 45.213536][ T373] syscall_exit_to_user_mode+0x77/0xa0 [ 45.218964][ T373] do_syscall_64+0x40/0x70 [ 45.223355][ T373] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 45.229220][ T373] RIP: 0033:0x7ffa11e2b159 [ 45.233609][ T373] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 45.253186][ T373] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 45.261569][ T373] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 45.269517][ T373] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 45.277474][ T373] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 45.285427][ T373] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 45.293371][ T373] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000006 [ 45.301424][ T373] ------------[ cut here ]------------ [ 45.306879][ T373] WARNING: CPU: 1 PID: 373 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 45.316768][ T373] Modules linked in: [ 45.320675][ T373] CPU: 1 PID: 373 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 45.332288][ T373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.342362][ T373] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 45.348617][ T373] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 45.368241][ T373] RSP: 0018:ffffc9000099fd90 EFLAGS: 00010293 [ 45.374417][ T373] RAX: ffffffff8187d3f7 RBX: ffff88811d6b8450 RCX: ffff8881065e93c0 [ 45.382404][ T373] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 45.390404][ T373] RBP: ffffc9000099fdb8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 45.398397][ T373] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 45.406370][ T373] R13: 1ffff11023ad708a R14: 00000000fffffff4 R15: ffff88811d410000 [ 45.414542][ T373] FS: 000055555672b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 45.423604][ T373] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.430294][ T373] CR2: 00007ffd17576918 CR3: 000000011d44c000 CR4: 00000000003506b0 [ 45.438286][ T373] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.446232][ T373] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.454212][ T373] Call Trace: [ 45.457512][ T373] bpf_link_put+0x1e9/0x270 [ 45.461993][ T373] bpf_link_release+0x3b/0x40 [ 45.466643][ T373] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 45.472292][ T373] __fput+0x348/0x7c0 [ 45.476268][ T373] ____fput+0x15/0x20 [ 45.480253][ T373] task_work_run+0x147/0x1b0 [ 45.484838][ T373] exit_to_user_mode_loop+0xc8/0xe0 [ 45.490032][ T373] syscall_exit_to_user_mode+0x77/0xa0 [ 45.495479][ T373] do_syscall_64+0x40/0x70 [ 45.499897][ T373] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 45.505795][ T373] RIP: 0033:0x7ffa11e2b159 [ 45.510212][ T373] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 45.529830][ T373] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 45.538249][ T373] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 45.546216][ T373] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 executing program [ 45.554206][ T373] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 45.562185][ T373] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 45.570157][ T373] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000006 [ 45.578137][ T373] ---[ end trace 213e5b9155eb918a ]--- [ 45.587578][ T374] FAULT_INJECTION: forcing a failure. [ 45.587578][ T374] name failslab, interval 1, probability 0, space 0, times 0 [ 45.600171][ T374] CPU: 1 PID: 374 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 45.611773][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.621869][ T374] Call Trace: [ 45.625139][ T374] dump_stack_lvl+0x1e2/0x24b [ 45.629789][ T374] ? panic+0x7d7/0x7d7 [ 45.633830][ T374] ? bfq_pos_tree_add_move+0x43e/0x43e [ 45.639265][ T374] ? kasan_save_stack+0x4d/0x60 [ 45.644187][ T374] ? kasan_record_aux_stack+0xca/0xf0 [ 45.649534][ T374] ? task_work_add+0xa7/0x320 [ 45.654189][ T374] ? fput_many+0xe9/0x1a0 [ 45.658492][ T374] ? filp_close+0x105/0x150 [ 45.662969][ T374] ? do_dup2+0x370/0x3b0 [ 45.667184][ T374] ? ksys_dup3+0x1fe/0x290 [ 45.671591][ T374] dump_stack+0x15/0x17 [ 45.675720][ T374] should_fail+0x3c0/0x510 [ 45.680107][ T374] ? bpf_prog_array_alloc+0x40/0x60 [ 45.685277][ T374] __should_failslab+0x9f/0xe0 [ 45.690015][ T374] should_failslab+0x9/0x20 [ 45.694493][ T374] __kmalloc+0x60/0x360 [ 45.698620][ T374] bpf_prog_array_alloc+0x40/0x60 [ 45.703617][ T374] compute_effective_progs+0x2de/0x6e0 [ 45.709047][ T374] update_effective_progs+0x79/0x320 [ 45.714326][ T374] __cgroup_bpf_detach+0x312/0x570 [ 45.719508][ T374] bpf_cgroup_link_release+0x94/0x260 [ 45.724852][ T374] bpf_link_put+0x1e9/0x270 [ 45.729327][ T374] bpf_link_release+0x3b/0x40 [ 45.733976][ T374] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 45.739582][ T374] __fput+0x348/0x7c0 [ 45.743537][ T374] ____fput+0x15/0x20 [ 45.747495][ T374] task_work_run+0x147/0x1b0 [ 45.752060][ T374] exit_to_user_mode_loop+0xc8/0xe0 [ 45.757232][ T374] syscall_exit_to_user_mode+0x77/0xa0 [ 45.762661][ T374] do_syscall_64+0x40/0x70 [ 45.767049][ T374] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 45.772914][ T374] RIP: 0033:0x7ffa11e2b159 [ 45.777307][ T374] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 45.796885][ T374] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 45.805289][ T374] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 45.813234][ T374] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 45.821197][ T374] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 45.829144][ T374] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 45.837101][ T374] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000007 [ 45.845357][ T374] ------------[ cut here ]------------ [ 45.850942][ T374] WARNING: CPU: 1 PID: 374 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 45.860893][ T374] Modules linked in: [ 45.864778][ T374] CPU: 1 PID: 374 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 45.876395][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.886456][ T374] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 45.892691][ T374] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 45.912322][ T374] RSP: 0018:ffffc9000098fd90 EFLAGS: 00010293 [ 45.918413][ T374] RAX: ffffffff8187d3f7 RBX: ffff88811d6b8e50 RCX: ffff8881065e8000 [ 45.926373][ T374] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 45.934381][ T374] RBP: ffffc9000098fdb8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 45.942372][ T374] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 45.950386][ T374] R13: 1ffff11023ad71ca R14: 00000000fffffff4 R15: ffff88811d410000 [ 45.958359][ T374] FS: 000055555672b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 45.967264][ T374] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.973864][ T374] CR2: 00007ffa11e9d140 CR3: 00000001065b2000 CR4: 00000000003506a0 [ 45.981855][ T374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.989832][ T374] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.997794][ T374] Call Trace: [ 46.001061][ T374] bpf_link_put+0x1e9/0x270 [ 46.005535][ T374] bpf_link_release+0x3b/0x40 [ 46.010364][ T374] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 46.016041][ T374] __fput+0x348/0x7c0 [ 46.020083][ T374] ____fput+0x15/0x20 [ 46.024092][ T374] task_work_run+0x147/0x1b0 [ 46.028698][ T374] exit_to_user_mode_loop+0xc8/0xe0 [ 46.033887][ T374] syscall_exit_to_user_mode+0x77/0xa0 [ 46.039347][ T374] do_syscall_64+0x40/0x70 [ 46.043757][ T374] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.049644][ T374] RIP: 0033:0x7ffa11e2b159 [ 46.054048][ T374] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 46.073656][ T374] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 46.082070][ T374] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 46.090053][ T374] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 46.098030][ T374] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 executing program [ 46.105986][ T374] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 46.113969][ T374] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000007 [ 46.121941][ T374] ---[ end trace 213e5b9155eb918b ]--- [ 46.130750][ T375] FAULT_INJECTION: forcing a failure. [ 46.130750][ T375] name failslab, interval 1, probability 0, space 0, times 0 [ 46.143346][ T375] CPU: 1 PID: 375 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 46.154942][ T375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.164972][ T375] Call Trace: [ 46.168241][ T375] dump_stack_lvl+0x1e2/0x24b [ 46.172896][ T375] ? panic+0x7d7/0x7d7 [ 46.176938][ T375] ? bfq_pos_tree_add_move+0x43e/0x43e [ 46.182367][ T375] ? kasan_save_stack+0x4d/0x60 [ 46.187190][ T375] ? kasan_record_aux_stack+0xca/0xf0 [ 46.192541][ T375] ? task_work_add+0xa7/0x320 [ 46.197198][ T375] ? fput_many+0xe9/0x1a0 [ 46.201519][ T375] ? filp_close+0x105/0x150 [ 46.205998][ T375] ? do_dup2+0x370/0x3b0 [ 46.210249][ T375] ? ksys_dup3+0x1fe/0x290 [ 46.214647][ T375] dump_stack+0x15/0x17 [ 46.218796][ T375] should_fail+0x3c0/0x510 [ 46.223190][ T375] ? bpf_prog_array_alloc+0x40/0x60 [ 46.228365][ T375] __should_failslab+0x9f/0xe0 [ 46.233107][ T375] should_failslab+0x9/0x20 [ 46.237584][ T375] __kmalloc+0x60/0x360 [ 46.241716][ T375] bpf_prog_array_alloc+0x40/0x60 [ 46.246723][ T375] compute_effective_progs+0x2de/0x6e0 [ 46.252186][ T375] update_effective_progs+0x79/0x320 [ 46.257447][ T375] __cgroup_bpf_detach+0x312/0x570 [ 46.262535][ T375] bpf_cgroup_link_release+0x94/0x260 [ 46.267883][ T375] bpf_link_put+0x1e9/0x270 [ 46.272359][ T375] bpf_link_release+0x3b/0x40 [ 46.277007][ T375] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 46.282611][ T375] __fput+0x348/0x7c0 [ 46.286568][ T375] ____fput+0x15/0x20 [ 46.290526][ T375] task_work_run+0x147/0x1b0 [ 46.295091][ T375] exit_to_user_mode_loop+0xc8/0xe0 [ 46.300264][ T375] syscall_exit_to_user_mode+0x77/0xa0 [ 46.305694][ T375] do_syscall_64+0x40/0x70 [ 46.310082][ T375] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.315944][ T375] RIP: 0033:0x7ffa11e2b159 [ 46.320334][ T375] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 46.339910][ T375] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 46.348295][ T375] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 46.356239][ T375] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 46.364351][ T375] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 46.372301][ T375] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 46.380251][ T375] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000008 [ 46.388480][ T375] ------------[ cut here ]------------ [ 46.393940][ T375] WARNING: CPU: 1 PID: 375 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 46.403942][ T375] Modules linked in: [ 46.407871][ T375] CPU: 1 PID: 375 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 46.419518][ T375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.429605][ T375] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 46.435825][ T375] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 46.455622][ T375] RSP: 0018:ffffc9000099fd90 EFLAGS: 00010293 [ 46.461707][ T375] RAX: ffffffff8187d3f7 RBX: ffff88811d6b8650 RCX: ffff8881065ebb40 [ 46.469972][ T375] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 46.477947][ T375] RBP: ffffc9000099fdb8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 46.485897][ T375] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 46.493903][ T375] R13: 1ffff11023ad70ca R14: 00000000fffffff4 R15: ffff88811d410000 [ 46.501875][ T375] FS: 000055555672b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 46.510806][ T375] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.517378][ T375] CR2: 00007ffa11e9d140 CR3: 00000001063b9000 CR4: 00000000003506a0 [ 46.525372][ T375] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.533346][ T375] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.541313][ T375] Call Trace: [ 46.544590][ T375] bpf_link_put+0x1e9/0x270 [ 46.549111][ T375] bpf_link_release+0x3b/0x40 [ 46.553797][ T375] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 46.559427][ T375] __fput+0x348/0x7c0 [ 46.563393][ T375] ____fput+0x15/0x20 [ 46.567347][ T375] task_work_run+0x147/0x1b0 [ 46.571946][ T375] exit_to_user_mode_loop+0xc8/0xe0 [ 46.577139][ T375] syscall_exit_to_user_mode+0x77/0xa0 [ 46.582596][ T375] do_syscall_64+0x40/0x70 [ 46.587018][ T375] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.592910][ T375] RIP: 0033:0x7ffa11e2b159 [ 46.597315][ T375] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 46.616925][ T375] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 46.625358][ T375] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 46.633346][ T375] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 46.641324][ T375] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 46.649304][ T375] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 executing program [ 46.657262][ T375] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000008 [ 46.665240][ T375] ---[ end trace 213e5b9155eb918c ]--- [ 46.674142][ T376] FAULT_INJECTION: forcing a failure. [ 46.674142][ T376] name failslab, interval 1, probability 0, space 0, times 0 [ 46.686787][ T376] CPU: 0 PID: 376 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 46.698407][ T376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.708439][ T376] Call Trace: [ 46.711705][ T376] dump_stack_lvl+0x1e2/0x24b [ 46.716366][ T376] ? panic+0x7d7/0x7d7 [ 46.720439][ T376] ? bfq_pos_tree_add_move+0x43e/0x43e [ 46.725955][ T376] ? kasan_save_stack+0x4d/0x60 [ 46.730798][ T376] ? kasan_record_aux_stack+0xca/0xf0 [ 46.736145][ T376] ? task_work_add+0xa7/0x320 [ 46.740802][ T376] ? fput_many+0xe9/0x1a0 [ 46.745223][ T376] ? filp_close+0x105/0x150 [ 46.749702][ T376] ? do_dup2+0x370/0x3b0 [ 46.753917][ T376] ? ksys_dup3+0x1fe/0x290 [ 46.758392][ T376] dump_stack+0x15/0x17 [ 46.762524][ T376] should_fail+0x3c0/0x510 [ 46.766920][ T376] ? bpf_prog_array_alloc+0x40/0x60 [ 46.772091][ T376] __should_failslab+0x9f/0xe0 [ 46.776843][ T376] should_failslab+0x9/0x20 [ 46.781318][ T376] __kmalloc+0x60/0x360 [ 46.785446][ T376] bpf_prog_array_alloc+0x40/0x60 [ 46.790447][ T376] compute_effective_progs+0x2de/0x6e0 [ 46.795879][ T376] update_effective_progs+0x79/0x320 [ 46.801136][ T376] __cgroup_bpf_detach+0x312/0x570 [ 46.806225][ T376] bpf_cgroup_link_release+0x94/0x260 [ 46.811567][ T376] bpf_link_put+0x1e9/0x270 [ 46.816041][ T376] bpf_link_release+0x3b/0x40 [ 46.820688][ T376] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 46.826299][ T376] __fput+0x348/0x7c0 [ 46.830252][ T376] ____fput+0x15/0x20 [ 46.834206][ T376] task_work_run+0x147/0x1b0 [ 46.838773][ T376] exit_to_user_mode_loop+0xc8/0xe0 [ 46.843941][ T376] syscall_exit_to_user_mode+0x77/0xa0 [ 46.849371][ T376] do_syscall_64+0x40/0x70 [ 46.853761][ T376] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.859638][ T376] RIP: 0033:0x7ffa11e2b159 [ 46.864026][ T376] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 46.883602][ T376] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 46.891984][ T376] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 46.899927][ T376] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 46.907869][ T376] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 46.915825][ T376] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 46.923941][ T376] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000009 [ 46.932087][ T376] ------------[ cut here ]------------ [ 46.937661][ T376] WARNING: CPU: 0 PID: 376 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 46.947644][ T376] Modules linked in: [ 46.951611][ T376] CPU: 0 PID: 376 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 46.963272][ T376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.973360][ T376] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 46.979604][ T376] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 46.999245][ T376] RSP: 0018:ffffc9000098fd90 EFLAGS: 00010293 [ 47.005292][ T376] RAX: ffffffff8187d3f7 RBX: ffff888104da2ed0 RCX: ffff8881065ecf00 [ 47.013268][ T376] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 47.021271][ T376] RBP: ffffc9000098fdb8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 47.029235][ T376] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 47.037181][ T376] R13: 1ffff110209b45da R14: 00000000fffffff4 R15: ffff88811d410000 [ 47.045156][ T376] FS: 000055555672b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 47.054081][ T376] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.060672][ T376] CR2: 00007ffd17576918 CR3: 000000011d782000 CR4: 00000000003506b0 [ 47.068651][ T376] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.076595][ T376] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.084565][ T376] Call Trace: [ 47.087850][ T376] bpf_link_put+0x1e9/0x270 [ 47.092334][ T376] bpf_link_release+0x3b/0x40 [ 47.096986][ T376] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 47.102619][ T376] __fput+0x348/0x7c0 [ 47.106585][ T376] ____fput+0x15/0x20 [ 47.110564][ T376] task_work_run+0x147/0x1b0 [ 47.115149][ T376] exit_to_user_mode_loop+0xc8/0xe0 [ 47.120351][ T376] syscall_exit_to_user_mode+0x77/0xa0 [ 47.125798][ T376] do_syscall_64+0x40/0x70 [ 47.130224][ T376] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 47.136102][ T376] RIP: 0033:0x7ffa11e2b159 [ 47.140519][ T376] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 47.160242][ T376] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 47.168680][ T376] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 47.176642][ T376] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 47.184635][ T376] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 47.192607][ T376] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 47.200700][ T376] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000009 executing program [ 47.208674][ T376] ---[ end trace 213e5b9155eb918d ]--- [ 47.217645][ T377] FAULT_INJECTION: forcing a failure. [ 47.217645][ T377] name failslab, interval 1, probability 0, space 0, times 0 [ 47.230247][ T377] CPU: 0 PID: 377 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 47.241838][ T377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.251865][ T377] Call Trace: [ 47.255132][ T377] dump_stack_lvl+0x1e2/0x24b [ 47.259782][ T377] ? panic+0x7d7/0x7d7 [ 47.263821][ T377] ? bfq_pos_tree_add_move+0x43e/0x43e [ 47.269252][ T377] ? kasan_save_stack+0x4d/0x60 [ 47.274078][ T377] ? kasan_record_aux_stack+0xca/0xf0 [ 47.279422][ T377] ? task_work_add+0xa7/0x320 [ 47.284071][ T377] ? fput_many+0xe9/0x1a0 [ 47.288372][ T377] ? filp_close+0x105/0x150 [ 47.292853][ T377] ? do_dup2+0x370/0x3b0 [ 47.297066][ T377] ? ksys_dup3+0x1fe/0x290 [ 47.301460][ T377] dump_stack+0x15/0x17 [ 47.305595][ T377] should_fail+0x3c0/0x510 [ 47.309983][ T377] ? bpf_prog_array_alloc+0x40/0x60 [ 47.315153][ T377] __should_failslab+0x9f/0xe0 [ 47.319886][ T377] should_failslab+0x9/0x20 [ 47.324372][ T377] __kmalloc+0x60/0x360 [ 47.328507][ T377] bpf_prog_array_alloc+0x40/0x60 [ 47.333522][ T377] compute_effective_progs+0x2de/0x6e0 [ 47.338957][ T377] update_effective_progs+0x79/0x320 [ 47.344218][ T377] __cgroup_bpf_detach+0x312/0x570 [ 47.349307][ T377] bpf_cgroup_link_release+0x94/0x260 [ 47.354655][ T377] bpf_link_put+0x1e9/0x270 [ 47.359133][ T377] bpf_link_release+0x3b/0x40 [ 47.364023][ T377] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 47.369637][ T377] __fput+0x348/0x7c0 [ 47.373595][ T377] ____fput+0x15/0x20 [ 47.377555][ T377] task_work_run+0x147/0x1b0 [ 47.382130][ T377] exit_to_user_mode_loop+0xc8/0xe0 [ 47.387525][ T377] syscall_exit_to_user_mode+0x77/0xa0 [ 47.392965][ T377] do_syscall_64+0x40/0x70 [ 47.397388][ T377] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 47.403256][ T377] RIP: 0033:0x7ffa11e2b159 [ 47.407745][ T377] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 47.427340][ T377] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 47.435819][ T377] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 47.443773][ T377] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 47.451722][ T377] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 47.459786][ T377] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 47.467760][ T377] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 000000000000000a [ 47.475860][ T377] ------------[ cut here ]------------ [ 47.481518][ T377] WARNING: CPU: 0 PID: 377 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 47.491419][ T377] Modules linked in: [ 47.495313][ T377] CPU: 0 PID: 377 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 47.506935][ T377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.517006][ T377] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 47.523263][ T377] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 47.542868][ T377] RSP: 0018:ffffc90000bf7d90 EFLAGS: 00010293 [ 47.548937][ T377] RAX: ffffffff8187d3f7 RBX: ffff8881061aa950 RCX: ffff8881077dbb40 [ 47.556905][ T377] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 47.564882][ T377] RBP: ffffc90000bf7db8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 47.572857][ T377] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 47.580830][ T377] R13: 1ffff11020c3552a R14: 00000000fffffff4 R15: ffff88811d410000 [ 47.588800][ T377] FS: 000055555672b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 47.597732][ T377] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.604305][ T377] CR2: 00007ffa11e9d140 CR3: 0000000105fb2000 CR4: 00000000003506b0 [ 47.612284][ T377] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.620273][ T377] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.628275][ T377] Call Trace: [ 47.631548][ T377] bpf_link_put+0x1e9/0x270 [ 47.636117][ T377] bpf_link_release+0x3b/0x40 [ 47.640820][ T377] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 47.646440][ T377] __fput+0x348/0x7c0 [ 47.650448][ T377] ____fput+0x15/0x20 [ 47.654432][ T377] task_work_run+0x147/0x1b0 [ 47.659035][ T377] exit_to_user_mode_loop+0xc8/0xe0 [ 47.659548][ T23] kauditd_printk_skb: 3 callbacks suppressed [ 47.659558][ T23] audit: type=1400 audit(1650667838.119:86): avc: denied { remove_name } for pid=142 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 47.664235][ T377] syscall_exit_to_user_mode+0x77/0xa0 [ 47.670401][ T23] audit: type=1400 audit(1650667838.119:87): avc: denied { rename } for pid=142 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 47.692500][ T377] do_syscall_64+0x40/0x70 [ 47.692517][ T377] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 47.730200][ T377] RIP: 0033:0x7ffa11e2b159 [ 47.734599][ T377] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 47.754349][ T377] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 executing program [ 47.762822][ T377] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 47.770900][ T377] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 47.778945][ T377] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 47.786894][ T377] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 47.794994][ T377] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 000000000000000a [ 47.803516][ T377] ---[ end trace 213e5b9155eb918e ]--- [ 47.812841][ T378] FAULT_INJECTION: forcing a failure. [ 47.812841][ T378] name failslab, interval 1, probability 0, space 0, times 0 [ 47.825504][ T378] CPU: 1 PID: 378 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 47.837125][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.847170][ T378] Call Trace: [ 47.850435][ T378] dump_stack_lvl+0x1e2/0x24b [ 47.855082][ T378] ? panic+0x7d7/0x7d7 [ 47.859127][ T378] ? bfq_pos_tree_add_move+0x43e/0x43e [ 47.864571][ T378] ? kasan_save_stack+0x4d/0x60 [ 47.869391][ T378] ? kasan_record_aux_stack+0xca/0xf0 [ 47.874731][ T378] ? task_work_add+0xa7/0x320 [ 47.879379][ T378] ? fput_many+0xe9/0x1a0 [ 47.883678][ T378] ? filp_close+0x105/0x150 [ 47.888154][ T378] ? do_dup2+0x370/0x3b0 [ 47.892368][ T378] ? ksys_dup3+0x1fe/0x290 [ 47.896753][ T378] dump_stack+0x15/0x17 [ 47.900895][ T378] should_fail+0x3c0/0x510 [ 47.905280][ T378] ? bpf_prog_array_alloc+0x40/0x60 [ 47.910461][ T378] __should_failslab+0x9f/0xe0 [ 47.915197][ T378] should_failslab+0x9/0x20 [ 47.919692][ T378] __kmalloc+0x60/0x360 [ 47.923817][ T378] bpf_prog_array_alloc+0x40/0x60 [ 47.928830][ T378] compute_effective_progs+0x2de/0x6e0 [ 47.934258][ T378] update_effective_progs+0x79/0x320 [ 47.939513][ T378] __cgroup_bpf_detach+0x312/0x570 [ 47.944595][ T378] bpf_cgroup_link_release+0x94/0x260 [ 47.949938][ T378] bpf_link_put+0x1e9/0x270 [ 47.954416][ T378] bpf_link_release+0x3b/0x40 [ 47.959065][ T378] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 47.964672][ T378] __fput+0x348/0x7c0 [ 47.968632][ T378] ____fput+0x15/0x20 [ 47.972587][ T378] task_work_run+0x147/0x1b0 [ 47.977149][ T378] exit_to_user_mode_loop+0xc8/0xe0 [ 47.982317][ T378] syscall_exit_to_user_mode+0x77/0xa0 [ 47.987744][ T378] do_syscall_64+0x40/0x70 [ 47.992132][ T378] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 47.997992][ T378] RIP: 0033:0x7ffa11e2b159 [ 48.002384][ T378] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 48.021956][ T378] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 48.030338][ T378] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 48.038278][ T378] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 48.046223][ T378] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 48.054168][ T378] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 48.062113][ T378] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 000000000000000b [ 48.070229][ T378] ------------[ cut here ]------------ [ 48.075715][ T378] WARNING: CPU: 1 PID: 378 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 48.085671][ T378] Modules linked in: [ 48.089662][ T378] CPU: 1 PID: 378 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 48.101341][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.111415][ T378] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 48.117671][ T378] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 48.137282][ T378] RSP: 0018:ffffc9000097fd90 EFLAGS: 00010293 [ 48.143353][ T378] RAX: ffffffff8187d3f7 RBX: ffff8881059e9850 RCX: ffff8881067f2780 [ 48.151321][ T378] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 48.159291][ T378] RBP: ffffc9000097fdb8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 48.167246][ T378] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 48.175218][ T378] R13: 1ffff11020b3d30a R14: 00000000fffffff4 R15: ffff88811d410000 [ 48.183190][ T378] FS: 000055555672b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 48.192124][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.198727][ T378] CR2: 00007ffd17576918 CR3: 000000011d73e000 CR4: 00000000003506a0 [ 48.206685][ T378] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.214673][ T378] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.222641][ T378] Call Trace: [ 48.225907][ T378] bpf_link_put+0x1e9/0x270 [ 48.230412][ T378] bpf_link_release+0x3b/0x40 [ 48.235084][ T378] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 48.240717][ T378] __fput+0x348/0x7c0 [ 48.244690][ T378] ____fput+0x15/0x20 [ 48.248694][ T378] task_work_run+0x147/0x1b0 [ 48.253269][ T378] exit_to_user_mode_loop+0xc8/0xe0 [ 48.258552][ T378] syscall_exit_to_user_mode+0x77/0xa0 [ 48.264008][ T378] do_syscall_64+0x40/0x70 [ 48.268947][ T378] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 48.274830][ T378] RIP: 0033:0x7ffa11e2b159 [ 48.279265][ T378] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 48.298879][ T378] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 48.307352][ T378] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 executing program [ 48.315330][ T378] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 48.323315][ T378] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 48.331287][ T378] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 48.339264][ T378] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 000000000000000b [ 48.347304][ T378] ---[ end trace 213e5b9155eb918f ]--- [ 48.356115][ T379] FAULT_INJECTION: forcing a failure. [ 48.356115][ T379] name failslab, interval 1, probability 0, space 0, times 0 [ 48.368702][ T379] CPU: 1 PID: 379 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 48.380294][ T379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.390322][ T379] Call Trace: [ 48.393595][ T379] dump_stack_lvl+0x1e2/0x24b [ 48.398252][ T379] ? panic+0x7d7/0x7d7 [ 48.402292][ T379] ? bfq_pos_tree_add_move+0x43e/0x43e [ 48.407722][ T379] ? kasan_save_stack+0x4d/0x60 [ 48.412543][ T379] ? kasan_record_aux_stack+0xca/0xf0 [ 48.417885][ T379] ? task_work_add+0xa7/0x320 [ 48.422532][ T379] ? fput_many+0xe9/0x1a0 [ 48.426833][ T379] ? filp_close+0x105/0x150 [ 48.431308][ T379] ? do_dup2+0x370/0x3b0 [ 48.435527][ T379] ? ksys_dup3+0x1fe/0x290 [ 48.439915][ T379] dump_stack+0x15/0x17 [ 48.444044][ T379] should_fail+0x3c0/0x510 [ 48.448464][ T379] ? bpf_prog_array_alloc+0x40/0x60 [ 48.453635][ T379] __should_failslab+0x9f/0xe0 [ 48.458376][ T379] should_failslab+0x9/0x20 [ 48.462852][ T379] __kmalloc+0x60/0x360 [ 48.467013][ T379] bpf_prog_array_alloc+0x40/0x60 [ 48.472011][ T379] compute_effective_progs+0x2de/0x6e0 [ 48.477454][ T379] update_effective_progs+0x79/0x320 [ 48.482732][ T379] __cgroup_bpf_detach+0x312/0x570 [ 48.487820][ T379] bpf_cgroup_link_release+0x94/0x260 [ 48.493161][ T379] bpf_link_put+0x1e9/0x270 [ 48.497634][ T379] bpf_link_release+0x3b/0x40 [ 48.502287][ T379] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 48.507897][ T379] __fput+0x348/0x7c0 [ 48.511851][ T379] ____fput+0x15/0x20 [ 48.515815][ T379] task_work_run+0x147/0x1b0 [ 48.520388][ T379] exit_to_user_mode_loop+0xc8/0xe0 [ 48.525557][ T379] syscall_exit_to_user_mode+0x77/0xa0 [ 48.530988][ T379] do_syscall_64+0x40/0x70 [ 48.535378][ T379] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 48.541264][ T379] RIP: 0033:0x7ffa11e2b159 [ 48.545651][ T379] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 48.565338][ T379] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 48.573721][ T379] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 48.581669][ T379] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 48.589713][ T379] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 48.597658][ T379] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 48.605603][ T379] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 000000000000000c [ 48.613700][ T379] ------------[ cut here ]------------ [ 48.619172][ T379] WARNING: CPU: 1 PID: 379 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 48.629054][ T379] Modules linked in: [ 48.632945][ T379] CPU: 1 PID: 379 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 48.644563][ T379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.654626][ T379] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 48.660863][ T379] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 48.680480][ T379] RSP: 0018:ffffc9000098fd90 EFLAGS: 00010293 [ 48.686525][ T379] RAX: ffffffff8187d3f7 RBX: ffff888104da2250 RCX: ffff8881065ee2c0 [ 48.694498][ T379] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 48.702465][ T379] RBP: ffffc9000098fdb8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 48.710434][ T379] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 48.718400][ T379] R13: 1ffff110209b444a R14: 00000000fffffff4 R15: ffff88811d410000 [ 48.726350][ T379] FS: 000055555672b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 48.735277][ T379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.741871][ T379] CR2: 00007ffa11e9d140 CR3: 000000011d785000 CR4: 00000000003506a0 [ 48.749987][ T379] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.758106][ T379] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.766077][ T379] Call Trace: [ 48.769411][ T379] bpf_link_put+0x1e9/0x270 [ 48.773993][ T379] bpf_link_release+0x3b/0x40 [ 48.778691][ T379] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 48.784306][ T379] __fput+0x348/0x7c0 [ 48.788288][ T379] ____fput+0x15/0x20 [ 48.792257][ T379] task_work_run+0x147/0x1b0 [ 48.796831][ T379] exit_to_user_mode_loop+0xc8/0xe0 [ 48.802038][ T379] syscall_exit_to_user_mode+0x77/0xa0 [ 48.807546][ T379] do_syscall_64+0x40/0x70 [ 48.811970][ T379] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 48.817902][ T379] RIP: 0033:0x7ffa11e2b159 [ 48.822302][ T379] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 48.841999][ T379] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 48.850419][ T379] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 48.858396][ T379] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 executing program [ 48.866348][ T379] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 48.874321][ T379] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 48.882286][ T379] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 000000000000000c [ 48.890262][ T379] ---[ end trace 213e5b9155eb9190 ]--- [ 48.899445][ T380] FAULT_INJECTION: forcing a failure. [ 48.899445][ T380] name failslab, interval 1, probability 0, space 0, times 0 [ 48.912030][ T380] CPU: 1 PID: 380 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 48.923632][ T380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.933663][ T380] Call Trace: [ 48.936929][ T380] dump_stack_lvl+0x1e2/0x24b [ 48.941579][ T380] ? panic+0x7d7/0x7d7 [ 48.945638][ T380] ? bfq_pos_tree_add_move+0x43e/0x43e [ 48.951070][ T380] ? kasan_save_stack+0x4d/0x60 [ 48.955944][ T380] ? kasan_record_aux_stack+0xca/0xf0 [ 48.961289][ T380] ? task_work_add+0xa7/0x320 [ 48.965954][ T380] ? fput_many+0xe9/0x1a0 [ 48.970274][ T380] ? filp_close+0x105/0x150 [ 48.974769][ T380] ? do_dup2+0x370/0x3b0 [ 48.978989][ T380] ? ksys_dup3+0x1fe/0x290 [ 48.983385][ T380] dump_stack+0x15/0x17 [ 48.987514][ T380] should_fail+0x3c0/0x510 [ 48.991905][ T380] ? bpf_prog_array_alloc+0x40/0x60 [ 48.997080][ T380] __should_failslab+0x9f/0xe0 [ 49.001818][ T380] should_failslab+0x9/0x20 [ 49.006293][ T380] __kmalloc+0x60/0x360 [ 49.010421][ T380] bpf_prog_array_alloc+0x40/0x60 [ 49.015419][ T380] compute_effective_progs+0x2de/0x6e0 [ 49.020849][ T380] update_effective_progs+0x79/0x320 [ 49.026125][ T380] __cgroup_bpf_detach+0x312/0x570 [ 49.031207][ T380] bpf_cgroup_link_release+0x94/0x260 [ 49.036552][ T380] bpf_link_put+0x1e9/0x270 [ 49.041027][ T380] bpf_link_release+0x3b/0x40 [ 49.045693][ T380] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 49.051304][ T380] __fput+0x348/0x7c0 [ 49.055269][ T380] ____fput+0x15/0x20 [ 49.059222][ T380] task_work_run+0x147/0x1b0 [ 49.063785][ T380] exit_to_user_mode_loop+0xc8/0xe0 [ 49.068955][ T380] syscall_exit_to_user_mode+0x77/0xa0 [ 49.074384][ T380] do_syscall_64+0x40/0x70 [ 49.078791][ T380] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 49.084654][ T380] RIP: 0033:0x7ffa11e2b159 [ 49.089065][ T380] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 49.108913][ T380] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 49.117298][ T380] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 49.125244][ T380] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 49.133186][ T380] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 49.141130][ T380] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 49.149074][ T380] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 000000000000000d [ 49.157303][ T380] ------------[ cut here ]------------ [ 49.162808][ T380] WARNING: CPU: 1 PID: 380 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 49.172695][ T380] Modules linked in: [ 49.176593][ T380] CPU: 1 PID: 380 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 49.188218][ T380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.198282][ T380] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 49.204495][ T380] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 49.224110][ T380] RSP: 0018:ffffc90000bf7d90 EFLAGS: 00010293 [ 49.230304][ T380] RAX: ffffffff8187d3f7 RBX: ffff888104d8d8d0 RCX: ffff8881065cbb40 [ 49.238274][ T380] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 49.246245][ T380] RBP: ffffc90000bf7db8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 49.254218][ T380] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 49.262183][ T380] R13: 1ffff110209b1b1a R14: 00000000fffffff4 R15: ffff88811d410000 [ 49.270156][ T380] FS: 000055555672b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 49.279090][ T380] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.285709][ T380] CR2: 00007ffa11e9d140 CR3: 000000011d795000 CR4: 00000000003506a0 [ 49.293700][ T380] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.301721][ T380] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.309703][ T380] Call Trace: [ 49.312986][ T380] bpf_link_put+0x1e9/0x270 [ 49.317522][ T380] bpf_link_release+0x3b/0x40 [ 49.322184][ T380] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 49.327844][ T380] __fput+0x348/0x7c0 [ 49.331817][ T380] ____fput+0x15/0x20 [ 49.335777][ T380] task_work_run+0x147/0x1b0 [ 49.340424][ T380] exit_to_user_mode_loop+0xc8/0xe0 [ 49.345721][ T380] syscall_exit_to_user_mode+0x77/0xa0 [ 49.351182][ T380] do_syscall_64+0x40/0x70 [ 49.355589][ T380] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 49.361480][ T380] RIP: 0033:0x7ffa11e2b159 [ 49.365888][ T380] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 49.385501][ T380] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 49.393930][ T380] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 49.401907][ T380] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 49.410035][ T380] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 executing program [ 49.418030][ T380] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 49.425986][ T380] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 000000000000000d [ 49.433961][ T380] ---[ end trace 213e5b9155eb9191 ]--- [ 49.442808][ T381] FAULT_INJECTION: forcing a failure. [ 49.442808][ T381] name failslab, interval 1, probability 0, space 0, times 0 [ 49.455424][ T381] CPU: 1 PID: 381 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 49.467037][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.477073][ T381] Call Trace: [ 49.480342][ T381] dump_stack_lvl+0x1e2/0x24b [ 49.484992][ T381] ? panic+0x7d7/0x7d7 [ 49.489031][ T381] ? bfq_pos_tree_add_move+0x43e/0x43e [ 49.494466][ T381] ? kasan_save_stack+0x4d/0x60 [ 49.499298][ T381] ? kasan_record_aux_stack+0xca/0xf0 [ 49.504651][ T381] ? task_work_add+0xa7/0x320 [ 49.509308][ T381] ? fput_many+0xe9/0x1a0 [ 49.513608][ T381] ? filp_close+0x105/0x150 [ 49.518088][ T381] ? do_dup2+0x370/0x3b0 [ 49.522303][ T381] ? ksys_dup3+0x1fe/0x290 [ 49.527274][ T381] dump_stack+0x15/0x17 [ 49.531403][ T381] should_fail+0x3c0/0x510 [ 49.535791][ T381] ? bpf_prog_array_alloc+0x40/0x60 [ 49.540987][ T381] __should_failslab+0x9f/0xe0 [ 49.545725][ T381] should_failslab+0x9/0x20 [ 49.550206][ T381] __kmalloc+0x60/0x360 [ 49.554430][ T381] bpf_prog_array_alloc+0x40/0x60 [ 49.559428][ T381] compute_effective_progs+0x2de/0x6e0 [ 49.564860][ T381] update_effective_progs+0x79/0x320 [ 49.570116][ T381] __cgroup_bpf_detach+0x312/0x570 [ 49.575198][ T381] bpf_cgroup_link_release+0x94/0x260 [ 49.580544][ T381] bpf_link_put+0x1e9/0x270 [ 49.585026][ T381] bpf_link_release+0x3b/0x40 [ 49.589673][ T381] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 49.595284][ T381] __fput+0x348/0x7c0 [ 49.599247][ T381] ____fput+0x15/0x20 [ 49.603225][ T381] task_work_run+0x147/0x1b0 [ 49.607793][ T381] exit_to_user_mode_loop+0xc8/0xe0 [ 49.612973][ T381] syscall_exit_to_user_mode+0x77/0xa0 [ 49.618403][ T381] do_syscall_64+0x40/0x70 [ 49.622792][ T381] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 49.628652][ T381] RIP: 0033:0x7ffa11e2b159 [ 49.633038][ T381] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 49.652620][ T381] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 49.661012][ T381] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 49.668966][ T381] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 49.676921][ T381] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 49.684867][ T381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 49.692815][ T381] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 000000000000000e [ 49.700896][ T381] ------------[ cut here ]------------ [ 49.706351][ T381] WARNING: CPU: 1 PID: 381 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 49.716236][ T381] Modules linked in: [ 49.720140][ T381] CPU: 1 PID: 381 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 49.731749][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.741815][ T381] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 49.748052][ T381] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 49.767720][ T381] RSP: 0018:ffffc9000099fd90 EFLAGS: 00010293 [ 49.773800][ T381] RAX: ffffffff8187d3f7 RBX: ffff888104d8d650 RCX: ffff8881065ccf00 [ 49.782040][ T381] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 49.790230][ T381] RBP: ffffc9000099fdb8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 49.798286][ T381] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 49.806244][ T381] R13: 1ffff110209b1aca R14: 00000000fffffff4 R15: ffff88811d410000 [ 49.814283][ T381] FS: 000055555672b300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 49.823214][ T381] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.829797][ T381] CR2: 00007ffa11e9d140 CR3: 000000011d430000 CR4: 00000000003506a0 [ 49.837782][ T381] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.845742][ T381] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.853725][ T381] Call Trace: [ 49.857007][ T381] bpf_link_put+0x1e9/0x270 [ 49.861523][ T381] bpf_link_release+0x3b/0x40 [ 49.866182][ T381] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 49.871822][ T381] __fput+0x348/0x7c0 [ 49.875797][ T381] ____fput+0x15/0x20 [ 49.879807][ T381] task_work_run+0x147/0x1b0 [ 49.884416][ T381] exit_to_user_mode_loop+0xc8/0xe0 [ 49.889626][ T381] syscall_exit_to_user_mode+0x77/0xa0 [ 49.895072][ T381] do_syscall_64+0x40/0x70 [ 49.899487][ T381] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 49.905365][ T381] RIP: 0033:0x7ffa11e2b159 [ 49.909782][ T381] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 49.929396][ T381] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 49.937809][ T381] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 49.945765][ T381] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 49.953748][ T381] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 49.961740][ T381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 executing program [ 49.969711][ T381] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 000000000000000e [ 49.977678][ T381] ---[ end trace 213e5b9155eb9192 ]--- [ 49.986420][ T382] FAULT_INJECTION: forcing a failure. [ 49.986420][ T382] name failslab, interval 1, probability 0, space 0, times 0 [ 49.999163][ T382] CPU: 1 PID: 382 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 50.010769][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.020800][ T382] Call Trace: [ 50.024064][ T382] dump_stack_lvl+0x1e2/0x24b [ 50.028714][ T382] ? panic+0x7d7/0x7d7 [ 50.032753][ T382] ? bfq_pos_tree_add_move+0x43e/0x43e [ 50.038182][ T382] ? kasan_save_stack+0x4d/0x60 [ 50.043094][ T382] ? kasan_record_aux_stack+0xca/0xf0 [ 50.048438][ T382] ? task_work_add+0xa7/0x320 [ 50.053094][ T382] ? fput_many+0xe9/0x1a0 [ 50.057404][ T382] ? filp_close+0x105/0x150 [ 50.061883][ T382] ? do_dup2+0x370/0x3b0 [ 50.066097][ T382] ? ksys_dup3+0x1fe/0x290 [ 50.070495][ T382] dump_stack+0x15/0x17 [ 50.074625][ T382] should_fail+0x3c0/0x510 [ 50.079101][ T382] ? bpf_prog_array_alloc+0x40/0x60 [ 50.084268][ T382] __should_failslab+0x9f/0xe0 [ 50.089006][ T382] should_failslab+0x9/0x20 [ 50.093479][ T382] __kmalloc+0x60/0x360 [ 50.097605][ T382] bpf_prog_array_alloc+0x40/0x60 [ 50.102602][ T382] compute_effective_progs+0x2de/0x6e0 [ 50.108120][ T382] update_effective_progs+0x79/0x320 [ 50.113374][ T382] __cgroup_bpf_detach+0x312/0x570 [ 50.118458][ T382] bpf_cgroup_link_release+0x94/0x260 [ 50.123812][ T382] bpf_link_put+0x1e9/0x270 [ 50.128285][ T382] bpf_link_release+0x3b/0x40 [ 50.132936][ T382] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 50.138571][ T382] __fput+0x348/0x7c0 [ 50.142540][ T382] ____fput+0x15/0x20 [ 50.146505][ T382] task_work_run+0x147/0x1b0 [ 50.151083][ T382] exit_to_user_mode_loop+0xc8/0xe0 [ 50.156264][ T382] syscall_exit_to_user_mode+0x77/0xa0 [ 50.161702][ T382] do_syscall_64+0x40/0x70 [ 50.166275][ T382] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 50.172141][ T382] RIP: 0033:0x7ffa11e2b159 [ 50.176599][ T382] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 50.196206][ T382] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 50.204862][ T382] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 50.212807][ T382] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 50.220753][ T382] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 50.228695][ T382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 50.236637][ T382] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 000000000000000f [ 50.244766][ T382] ------------[ cut here ]------------ [ 50.250323][ T382] WARNING: CPU: 0 PID: 382 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 50.260397][ T382] Modules linked in: [ 50.264298][ T382] CPU: 0 PID: 382 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 50.275934][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.286024][ T382] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 50.292268][ T382] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 50.311882][ T382] RSP: 0018:ffffc900009afd90 EFLAGS: 00010293 [ 50.317969][ T382] RAX: ffffffff8187d3f7 RBX: ffff888104d8de50 RCX: ffff8881065ca780 [ 50.325915][ T382] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 50.333940][ T382] RBP: ffffc900009afdb8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 50.341929][ T382] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 50.349917][ T382] R13: 1ffff110209b1bca R14: 00000000fffffff4 R15: ffff88811d410000 [ 50.357894][ T382] FS: 000055555672b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 50.366798][ T382] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.373465][ T382] CR2: 00007ffd17576918 CR3: 00000001047da000 CR4: 00000000003506b0 [ 50.381462][ T382] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.389452][ T382] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.397413][ T382] Call Trace: [ 50.400704][ T382] bpf_link_put+0x1e9/0x270 [ 50.405197][ T382] bpf_link_release+0x3b/0x40 [ 50.409877][ T382] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 50.415499][ T382] __fput+0x348/0x7c0 [ 50.419484][ T382] ____fput+0x15/0x20 [ 50.423456][ T382] task_work_run+0x147/0x1b0 [ 50.428047][ T382] exit_to_user_mode_loop+0xc8/0xe0 [ 50.433234][ T382] syscall_exit_to_user_mode+0x77/0xa0 [ 50.438697][ T382] do_syscall_64+0x40/0x70 [ 50.443101][ T382] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 50.448997][ T382] RIP: 0033:0x7ffa11e2b159 [ 50.453406][ T382] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 executing program [ 50.473012][ T382] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 50.481432][ T382] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 50.489402][ T382] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 50.497353][ T382] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 50.505321][ T382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 50.513310][ T382] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 000000000000000f [ 50.521304][ T382] ---[ end trace 213e5b9155eb9193 ]--- [ 50.529940][ T383] FAULT_INJECTION: forcing a failure. [ 50.529940][ T383] name failslab, interval 1, probability 0, space 0, times 0 [ 50.542535][ T383] CPU: 0 PID: 383 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 50.554127][ T383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.564153][ T383] Call Trace: [ 50.567417][ T383] dump_stack_lvl+0x1e2/0x24b [ 50.572104][ T383] ? panic+0x7d7/0x7d7 [ 50.576143][ T383] ? bfq_pos_tree_add_move+0x43e/0x43e [ 50.581577][ T383] ? kasan_save_stack+0x4d/0x60 [ 50.586412][ T383] ? kasan_record_aux_stack+0xca/0xf0 [ 50.591757][ T383] ? task_work_add+0xa7/0x320 [ 50.596413][ T383] ? fput_many+0xe9/0x1a0 [ 50.600721][ T383] ? filp_close+0x105/0x150 [ 50.605204][ T383] ? do_dup2+0x370/0x3b0 [ 50.609418][ T383] ? ksys_dup3+0x1fe/0x290 [ 50.613807][ T383] dump_stack+0x15/0x17 [ 50.617943][ T383] should_fail+0x3c0/0x510 [ 50.622332][ T383] ? bpf_prog_array_alloc+0x40/0x60 [ 50.627508][ T383] __should_failslab+0x9f/0xe0 [ 50.632246][ T383] should_failslab+0x9/0x20 [ 50.636717][ T383] __kmalloc+0x60/0x360 [ 50.640844][ T383] bpf_prog_array_alloc+0x40/0x60 [ 50.645844][ T383] compute_effective_progs+0x2de/0x6e0 [ 50.651274][ T383] update_effective_progs+0x79/0x320 [ 50.656532][ T383] __cgroup_bpf_detach+0x312/0x570 [ 50.661628][ T383] bpf_cgroup_link_release+0x94/0x260 [ 50.666972][ T383] bpf_link_put+0x1e9/0x270 [ 50.671448][ T383] bpf_link_release+0x3b/0x40 [ 50.676095][ T383] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 50.681697][ T383] __fput+0x348/0x7c0 [ 50.685652][ T383] ____fput+0x15/0x20 [ 50.689631][ T383] task_work_run+0x147/0x1b0 [ 50.694212][ T383] exit_to_user_mode_loop+0xc8/0xe0 [ 50.699402][ T383] syscall_exit_to_user_mode+0x77/0xa0 [ 50.704836][ T383] do_syscall_64+0x40/0x70 [ 50.709225][ T383] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 50.715086][ T383] RIP: 0033:0x7ffa11e2b159 [ 50.719481][ T383] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 50.739077][ T383] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 50.747473][ T383] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 50.755426][ T383] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 50.763398][ T383] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 50.771343][ T383] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 50.779288][ T383] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000010 [ 50.787789][ T383] ------------[ cut here ]------------ [ 50.793254][ T383] WARNING: CPU: 0 PID: 383 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 50.803153][ T383] Modules linked in: [ 50.807036][ T383] CPU: 0 PID: 383 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 50.818689][ T383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.828765][ T383] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 50.834995][ T383] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 50.854617][ T383] RSP: 0018:ffffc9000097fd90 EFLAGS: 00010293 [ 50.860699][ T383] RAX: ffffffff8187d3f7 RBX: ffff8881009911d0 RCX: ffff8881067f13c0 [ 50.868676][ T383] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 50.876635][ T383] RBP: ffffc9000097fdb8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 50.884609][ T383] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 50.892616][ T383] R13: 1ffff1102013223a R14: 00000000fffffff4 R15: ffff88811d410000 [ 50.900601][ T383] FS: 000055555672b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 50.909549][ T383] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.916135][ T383] CR2: 00007ffa11e9d140 CR3: 0000000101dd8000 CR4: 00000000003506b0 [ 50.924137][ T383] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.932134][ T383] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.940117][ T383] Call Trace: [ 50.943399][ T383] bpf_link_put+0x1e9/0x270 [ 50.947911][ T383] bpf_link_release+0x3b/0x40 [ 50.952578][ T383] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 50.958217][ T383] __fput+0x348/0x7c0 [ 50.962194][ T383] ____fput+0x15/0x20 [ 50.966149][ T383] task_work_run+0x147/0x1b0 [ 50.970823][ T383] exit_to_user_mode_loop+0xc8/0xe0 [ 50.976015][ T383] syscall_exit_to_user_mode+0x77/0xa0 [ 50.981476][ T383] do_syscall_64+0x40/0x70 [ 50.985879][ T383] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 50.991775][ T383] RIP: 0033:0x7ffa11e2b159 [ 50.996190][ T383] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 51.015801][ T383] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 51.024229][ T383] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 executing program [ 51.032206][ T383] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 51.040171][ T383] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 51.048137][ T383] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 51.056089][ T383] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000010 [ 51.064181][ T383] ---[ end trace 213e5b9155eb9194 ]--- [ 51.072862][ T384] FAULT_INJECTION: forcing a failure. [ 51.072862][ T384] name failslab, interval 1, probability 0, space 0, times 0 [ 51.085553][ T384] CPU: 0 PID: 384 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 51.097157][ T384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.107189][ T384] Call Trace: [ 51.110475][ T384] dump_stack_lvl+0x1e2/0x24b [ 51.115141][ T384] ? panic+0x7d7/0x7d7 [ 51.119188][ T384] ? bfq_pos_tree_add_move+0x43e/0x43e [ 51.124629][ T384] ? kasan_save_stack+0x4d/0x60 [ 51.129464][ T384] ? kasan_record_aux_stack+0xca/0xf0 [ 51.134813][ T384] ? task_work_add+0xa7/0x320 [ 51.139474][ T384] ? fput_many+0xe9/0x1a0 [ 51.143797][ T384] ? filp_close+0x105/0x150 [ 51.148284][ T384] ? do_dup2+0x370/0x3b0 [ 51.152496][ T384] ? ksys_dup3+0x1fe/0x290 [ 51.156891][ T384] dump_stack+0x15/0x17 [ 51.161023][ T384] should_fail+0x3c0/0x510 [ 51.165461][ T384] ? bpf_prog_array_alloc+0x40/0x60 [ 51.170655][ T384] __should_failslab+0x9f/0xe0 [ 51.175394][ T384] should_failslab+0x9/0x20 [ 51.179871][ T384] __kmalloc+0x60/0x360 [ 51.184003][ T384] bpf_prog_array_alloc+0x40/0x60 [ 51.189002][ T384] compute_effective_progs+0x2de/0x6e0 [ 51.194433][ T384] update_effective_progs+0x79/0x320 [ 51.199690][ T384] __cgroup_bpf_detach+0x312/0x570 [ 51.204782][ T384] bpf_cgroup_link_release+0x94/0x260 [ 51.210121][ T384] bpf_link_put+0x1e9/0x270 [ 51.214601][ T384] bpf_link_release+0x3b/0x40 [ 51.219254][ T384] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 51.224859][ T384] __fput+0x348/0x7c0 [ 51.228815][ T384] ____fput+0x15/0x20 [ 51.232765][ T384] task_work_run+0x147/0x1b0 [ 51.237330][ T384] exit_to_user_mode_loop+0xc8/0xe0 [ 51.242505][ T384] syscall_exit_to_user_mode+0x77/0xa0 [ 51.247948][ T384] do_syscall_64+0x40/0x70 [ 51.252334][ T384] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 51.258197][ T384] RIP: 0033:0x7ffa11e2b159 [ 51.262585][ T384] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 51.282171][ T384] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 51.290558][ T384] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 [ 51.298503][ T384] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 51.306461][ T384] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 51.314417][ T384] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 51.322360][ T384] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000011 [ 51.330463][ T384] ------------[ cut here ]------------ [ 51.335925][ T384] WARNING: CPU: 1 PID: 384 at kernel/bpf/cgroup.c:834 bpf_cgroup_link_release+0x187/0x260 [ 51.345894][ T384] Modules linked in: [ 51.349916][ T384] CPU: 0 PID: 384 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 51.349923][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #202!!! [ 51.370604][ T384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.380702][ T384] RIP: 0010:bpf_cgroup_link_release+0x187/0x260 [ 51.386931][ T384] Code: eb 18 e8 4c db e4 ff 48 c7 c7 60 bb 3a 86 e8 50 3a 0a 03 eb 05 e8 39 db e4 ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 29 db e4 ff <0f> 0b 43 80 7c 25 00 00 0f 85 21 ff ff ff e9 24 ff ff ff 49 83 c6 [ 51.406560][ T384] RSP: 0018:ffffc9000098fd90 EFLAGS: 00010293 [ 51.412638][ T384] RAX: ffffffff8187d3f7 RBX: ffff888100bed7d0 RCX: ffff8881067f0000 [ 51.420612][ T384] RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000 [ 51.428683][ T384] RBP: ffffc9000098fdb8 R08: ffffffff8187d310 R09: fffffbfff0c8572f [ 51.436653][ T384] R10: fffffbfff0c8572f R11: 1ffffffff0c8572e R12: dffffc0000000000 [ 51.444624][ T384] R13: 1ffff1102017dafa R14: 00000000fffffff4 R15: ffff88811d410000 [ 51.452612][ T384] FS: 000055555672b300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 51.461544][ T384] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.468120][ T384] CR2: 00007ffa11e9d140 CR3: 0000000101dd2000 CR4: 00000000003506b0 [ 51.476069][ T384] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.484049][ T384] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.492030][ T384] Call Trace: [ 51.495305][ T384] bpf_link_put+0x1e9/0x270 [ 51.499800][ T384] bpf_link_release+0x3b/0x40 [ 51.504457][ T384] ? bpf_prog_uncharge_memlock+0xc0/0xc0 [ 51.510088][ T384] __fput+0x348/0x7c0 [ 51.514058][ T384] ____fput+0x15/0x20 [ 51.518037][ T384] task_work_run+0x147/0x1b0 [ 51.522616][ T384] exit_to_user_mode_loop+0xc8/0xe0 [ 51.527811][ T384] syscall_exit_to_user_mode+0x77/0xa0 [ 51.533255][ T384] do_syscall_64+0x40/0x70 [ 51.537671][ T384] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 51.543549][ T384] RIP: 0033:0x7ffa11e2b159 [ 51.547981][ T384] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 51.567693][ T384] RSP: 002b:00007ffd17576938 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 51.576085][ T384] RAX: 0000000000000008 RBX: 0000000000000003 RCX: 00007ffa11e2b159 executing program [ 51.584058][ T384] RDX: 0000000000000960 RSI: 0000000000000008 RDI: 0000000000000006 [ 51.592028][ T384] RBP: 00007ffd17576960 R08: 0000000000000001 R09: 00007ffd17576970 [ 51.600005][ T384] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000009 [ 51.607974][ T384] R13: 00007ffd17576980 R14: 00007ffd175769c0 R15: 0000000000000011 [ 51.615922][ T384] ---[ end trace 213e5b9155eb9195 ]--- [ 51.626009][ T385] FAULT_INJECTION: forcing a failure. [ 51.626009][ T385] name failslab, interval 1, probability 0, space 0, times 0 [ 51.638592][ T385] CPU: 0 PID: 385 Comm: syz-executor424 Tainted: G B W 5.10.110-syzkaller-01300-ge08dd85cc95e #0 [ 51.650183][ T385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.660295][ T385] Call Trace: [ 51.663560][ T385] dump_stack_lvl+0x1e2/0x24b [ 51.668208][ T385] ? panic+0x7d7/0x7d7 [ 51.672246][ T385] ? bfq_pos_tree_add_move+0x43e/0x43e [ 51.677676][ T385] ? kasan_save_stack+0x4d/0x60 [ 51.682498][ T385] ? kasan_record_aux_stack+0xca/0xf0 [ 51.687852][ T385] ? task_work_add+0xa7/0x320 [ 51.692508][ T385] ? fput_many+0xe9/0x1a0 [ 51.696813][ T385] ? filp_close+0x105/0x150 [ 51.701293][ T385] ? do_dup2+0x370/0x3b0 [ 51.705522][ T385] ? ksys_dup3+0x1fe/0x290 [ 51.709912][ T385] dump_stack+0x15/0x17 [ 51.714065][ T385] should_fail+0x3c0/0x510 [ 51.718455][ T385] ? bpf_prog_array_alloc+0x40/0x60 [ 51.723623][ T385] __should_failslab+0x9f/0xe0 [ 51.728369][ T385] should_failslab+0x9/0x20