DUID 00:04:f2:7f:36:b6:03:80:f9:c3:71:03:f9:5e:f9:cf:ad:4a forked to background, child pid 3184 [ 31.048321][ T3185] 8021q: adding VLAN 0 to HW filter on device bond0 [ 31.060753][ T3185] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.204' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 55.527055][ T4623] ================================================================== [ 55.535533][ T4623] BUG: KASAN: vmalloc-out-of-bounds in __bpf_prog_put.constprop.0+0x1dd/0x220 [ 55.544403][ T4623] Read of size 8 at addr ffffc900010b6038 by task syz-executor864/4623 [ 55.552633][ T4623] [ 55.554946][ T4623] CPU: 0 PID: 4623 Comm: syz-executor864 Not tainted 5.16.0-rc5-syzkaller #0 [ 55.563706][ T4623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.573924][ T4623] Call Trace: [ 55.577198][ T4623] [ 55.580120][ T4623] dump_stack_lvl+0xcd/0x134 [ 55.584721][ T4623] print_address_description.constprop.0.cold+0xf/0x320 [ 55.591658][ T4623] ? __bpf_prog_put.constprop.0+0x1dd/0x220 [ 55.597542][ T4623] ? __bpf_prog_put.constprop.0+0x1dd/0x220 [ 55.603429][ T4623] kasan_report.cold+0x83/0xdf [ 55.608194][ T4623] ? __bpf_prog_put.constprop.0+0x1dd/0x220 [ 55.614081][ T4623] __bpf_prog_put.constprop.0+0x1dd/0x220 [ 55.619799][ T4623] bpf_prog_release+0x33/0x40 [ 55.624470][ T4623] __fput+0x286/0x9f0 [ 55.628448][ T4623] ? bpf_link_put_deferred+0x20/0x20 [ 55.633734][ T4623] task_work_run+0xdd/0x1a0 [ 55.638237][ T4623] do_exit+0xc14/0x2b40 [ 55.642394][ T4623] ? lock_downgrade+0x6e0/0x6e0 [ 55.647242][ T4623] ? lock_downgrade+0x6e0/0x6e0 [ 55.652093][ T4623] ? mm_update_next_owner+0x7a0/0x7a0 [ 55.657558][ T4623] do_group_exit+0x125/0x310 [ 55.662150][ T4623] __x64_sys_exit_group+0x3a/0x50 [ 55.667258][ T4623] do_syscall_64+0x35/0xb0 [ 55.671676][ T4623] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 55.677574][ T4623] RIP: 0033:0x7fce59235d39 [ 55.681983][ T4623] Code: Unable to access opcode bytes at RIP 0x7fce59235d0f. [ 55.689334][ T4623] RSP: 002b:00007ffea25b4cc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 55.697736][ T4623] RAX: ffffffffffffffda RBX: 00007fce592aa330 RCX: 00007fce59235d39 [ 55.705699][ T4623] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 55.713662][ T4623] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000001 [ 55.721625][ T4623] R10: 0000000000000001 R11: 0000000000000246 R12: 00007fce592aa330 [ 55.729588][ T4623] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 55.737565][ T4623] [ 55.740574][ T4623] [ 55.742886][ T4623] [ 55.745198][ T4623] Memory state around the buggy address: [ 55.750814][ T4623] ffffc900010b5f00: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 [ 55.758874][ T4623] ffffc900010b5f80: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 [ 55.767012][ T4623] >ffffc900010b6000: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 executing program executing program [ 55.775063][ T4623] ^ [ 55.780944][ T4623] ffffc900010b6080: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 [ 55.789000][ T4623] ffffc900010b6100: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 [ 55.797052][ T4623] ================================================================== [ 55.805095][ T4623] Disabling lock debugging due to kernel taint [ 55.816333][ T4623] Kernel panic - not syncing: panic_on_warn set ... [ 55.822944][ T4623] CPU: 1 PID: 4623 Comm: syz-executor864 Tainted: G B 5.16.0-rc5-syzkaller #0 [ 55.833090][ T4623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.843144][ T4623] Call Trace: [ 55.846507][ T4623] [ 55.849433][ T4623] dump_stack_lvl+0xcd/0x134 [ 55.854022][ T4623] panic+0x2b0/0x6dd [ 55.857916][ T4623] ? __warn_printk+0xf3/0xf3 [ 55.862680][ T4623] ? preempt_schedule_common+0x59/0xc0 [ 55.868135][ T4623] ? __bpf_prog_put.constprop.0+0x1dd/0x220 [ 55.874020][ T4623] ? preempt_schedule_thunk+0x16/0x18 [ 55.879391][ T4623] ? trace_hardirqs_on+0x38/0x1c0 [ 55.884415][ T4623] ? trace_hardirqs_on+0x51/0x1c0 [ 55.889439][ T4623] ? __bpf_prog_put.constprop.0+0x1dd/0x220 [ 55.895324][ T4623] ? __bpf_prog_put.constprop.0+0x1dd/0x220 [ 55.901208][ T4623] end_report.cold+0x63/0x6f [ 55.905857][ T4623] kasan_report.cold+0x71/0xdf [ 55.910623][ T4623] ? __bpf_prog_put.constprop.0+0x1dd/0x220 [ 55.916511][ T4623] __bpf_prog_put.constprop.0+0x1dd/0x220 [ 55.922224][ T4623] bpf_prog_release+0x33/0x40 [ 55.926891][ T4623] __fput+0x286/0x9f0 [ 55.930864][ T4623] ? bpf_link_put_deferred+0x20/0x20 [ 55.936146][ T4623] task_work_run+0xdd/0x1a0 [ 55.940651][ T4623] do_exit+0xc14/0x2b40 [ 55.944801][ T4623] ? lock_downgrade+0x6e0/0x6e0 [ 55.949649][ T4623] ? lock_downgrade+0x6e0/0x6e0 [ 55.954498][ T4623] ? mm_update_next_owner+0x7a0/0x7a0 [ 55.959869][ T4623] do_group_exit+0x125/0x310 [ 55.964464][ T4623] __x64_sys_exit_group+0x3a/0x50 [ 55.969482][ T4623] do_syscall_64+0x35/0xb0 [ 55.973896][ T4623] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 55.979786][ T4623] RIP: 0033:0x7fce59235d39 [ 55.984190][ T4623] Code: Unable to access opcode bytes at RIP 0x7fce59235d0f. [ 55.991625][ T4623] RSP: 002b:00007ffea25b4cc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 56.000028][ T4623] RAX: ffffffffffffffda RBX: 00007fce592aa330 RCX: 00007fce59235d39 [ 56.007991][ T4623] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 56.015961][ T4623] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000001 [ 56.023921][ T4623] R10: 0000000000000001 R11: 0000000000000246 R12: 00007fce592aa330 [ 56.031881][ T4623] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 56.040279][ T4623] [ 56.043340][ T4623] Kernel Offset: disabled [ 56.047712][ T4623] Rebooting in 86400 seconds..