[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.29' (ECDSA) to the list of known hosts. syzkaller login: [ 59.161784][ T6859] IPVS: ftp: loaded support on port[0] = 21 [ 59.169440][ T6855] IPVS: ftp: loaded support on port[0] = 21 [ 59.175874][ T6861] IPVS: ftp: loaded support on port[0] = 21 [ 59.192771][ T6863] IPVS: ftp: loaded support on port[0] = 21 [ 59.202534][ T6862] IPVS: ftp: loaded support on port[0] = 21 [ 59.209120][ T6860] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 79.580603][T16680] ------------[ cut here ]------------ [ 79.586622][T16696] ------------[ cut here ]------------ [ 79.592093][T16696] kernel BUG at fs/inode.c:1668! [ 79.608210][T16702] ------------[ cut here ]------------ [ 79.610254][T16680] kernel BUG at fs/inode.c:1668! [ 79.620545][T16702] kernel BUG at fs/inode.c:1668! [ 79.645135][T16696] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 79.651230][T16696] CPU: 0 PID: 16696 Comm: syz-executor369 Not tainted 5.9.0-rc2-next-20200824-syzkaller #0 [ 79.661193][T16696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.671240][T16696] RIP: 0010:iput+0x64/0x70 [ 79.675634][T16696] Code: ff 83 e3 40 48 89 de e8 2a ce ad ff 48 85 db 75 14 e8 80 d1 ad ff 48 89 ef e8 58 f7 ff ff 5b 5d e9 71 d1 ad ff e8 6c d1 ad ff <0f> 0b e8 e5 ea ed ff eb c5 0f 1f 00 41 56 41 55 41 54 55 48 89 fd [ 79.695220][T16696] RSP: 0018:ffffc9000e227e10 EFLAGS: 00010293 [ 79.701272][T16696] RAX: 0000000000000000 RBX: 0000000000000040 RCX: ffffffff81c6a156 [ 79.709229][T16696] RDX: ffff8880a683e540 RSI: ffffffff81c6a174 RDI: 0000000000000007 [ 79.717182][T16696] RBP: ffff88808619e0c0 R08: 0000000000000001 R09: ffff88809094c2e3 [ 79.725134][T16696] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 79.733086][T16696] R13: ffff88808619e020 R14: ffff88808619e0c0 R15: ffff88808a01d6e0 [ 79.741042][T16696] FS: 000000000212f880(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 79.749951][T16696] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.756525][T16696] CR2: 00007fb9f844a000 CR3: 0000000097db5000 CR4: 00000000001506f0 [ 79.764490][T16696] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 79.772488][T16696] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 79.780442][T16696] Call Trace: [ 79.783734][T16696] __sock_release+0x20c/0x280 [ 79.788404][T16696] sock_close+0x18/0x20 [ 79.792559][T16696] __fput+0x285/0x920 [ 79.796526][T16696] ? __sock_release+0x280/0x280 [ 79.801425][T16696] task_work_run+0xdd/0x190 [ 79.805922][T16696] exit_to_user_mode_prepare+0x195/0x1c0 [ 79.811622][T16696] syscall_exit_to_user_mode+0x59/0x2b0 [ 79.817287][T16696] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 79.823183][T16696] RIP: 0033:0x4058e1 [ 79.827086][T16696] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 6a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 b3 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 79.846685][T16696] RSP: 002b:00007fff43f30190 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 79.855085][T16696] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00000000004058e1 [ 79.863041][T16696] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 79.870997][T16696] RBP: 0000000000000007 R08: 0000000120080522 R09: 0000000120080522 [ 79.878974][T16696] R10: 00007fff43f301b0 R11: 0000000000000293 R12: 00000000006dbc5c [ 79.886953][T16696] R13: 0000000000000000 R14: 000000000000002d R15: 0000000000000064 [ 79.894922][T16696] Modules linked in: [ 79.898975][T16702] invalid opcode: 0000 [#2] PREEMPT SMP KASAN [ 79.905058][T16702] CPU: 1 PID: 16702 Comm: syz-executor369 Tainted: G D 5.9.0-rc2-next-20200824-syzkaller #0 [ 79.916489][T16702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.926552][T16702] RIP: 0010:iput+0x64/0x70 [ 79.930949][T16702] Code: ff 83 e3 40 48 89 de e8 2a ce ad ff 48 85 db 75 14 e8 80 d1 ad ff 48 89 ef e8 58 f7 ff ff 5b 5d e9 71 d1 ad ff e8 6c d1 ad ff <0f> 0b e8 e5 ea ed ff eb c5 0f 1f 00 41 56 41 55 41 54 55 48 89 fd [ 79.950534][T16702] RSP: 0018:ffffc9000e457e10 EFLAGS: 00010293 [ 79.956579][T16702] RAX: 0000000000000000 RBX: 0000000000000040 RCX: ffffffff81c6a156 [ 79.964548][T16702] RDX: ffff88809094c2c0 RSI: ffffffff81c6a174 RDI: 0000000000000007 [ 79.972506][T16702] RBP: ffff8880860c3600 R08: 0000000000000001 R09: ffff888099f505a3 [ 79.980458][T16702] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 79.988418][T16702] R13: ffff8880860c3560 R14: ffff8880860c3600 R15: ffff88808a0040c0 [ 79.996377][T16702] FS: 000000000212f880(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 80.005304][T16702] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.011868][T16702] CR2: 00007fff43f301b0 CR3: 000000009eb5e000 CR4: 00000000001506e0 [ 80.019831][T16702] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 80.027790][T16702] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 80.035739][T16702] Call Trace: [ 80.039020][T16702] __sock_release+0x20c/0x280 [ 80.043695][T16702] sock_close+0x18/0x20 [ 80.047828][T16702] __fput+0x285/0x920 [ 80.051788][T16702] ? __sock_release+0x280/0x280 [ 80.056631][T16702] task_work_run+0xdd/0x190 [ 80.061130][T16702] exit_to_user_mode_prepare+0x195/0x1c0 [ 80.066755][T16702] syscall_exit_to_user_mode+0x59/0x2b0 [ 80.072279][T16702] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 80.078153][T16702] RIP: 0033:0x4058e1 [ 80.082037][T16702] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 6a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 b3 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 80.101646][T16702] RSP: 002b:00007fff43f30190 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 80.110048][T16702] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00000000004058e1 [ 80.118007][T16702] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 80.125974][T16702] RBP: 0000000000000007 R08: 0000000120080522 R09: 0000000120080522 [ 80.133927][T16702] R10: 00007fff43f301b0 R11: 0000000000000293 R12: 00000000006dbc5c executing program [ 80.141898][T16702] R13: 0000000000000000 R14: 000000000000002d R15: 0000000000000064 [ 80.149854][T16702] Modules linked in: [ 80.153795][T16680] invalid opcode: 0000 [#3] PREEMPT SMP KASAN [ 80.159878][T16680] CPU: 0 PID: 16680 Comm: syz-executor369 Tainted: G D 5.9.0-rc2-next-20200824-syzkaller #0 [ 80.171358][T16680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.181437][T16680] RIP: 0010:iput+0x64/0x70 executing program [ 80.185864][T16680] Code: ff 83 e3 40 48 89 de e8 2a ce ad ff 48 85 db 75 14 e8 80 d1 ad ff 48 89 ef e8 58 f7 ff ff 5b 5d e9 71 d1 ad ff e8 6c d1 ad ff <0f> 0b e8 e5 ea ed ff eb c5 0f 1f 00 41 56 41 55 41 54 55 48 89 fd [ 80.205471][T16680] RSP: 0018:ffffc9000e3e7e10 EFLAGS: 00010293 [ 80.211576][T16680] RAX: 0000000000000000 RBX: 0000000000000040 RCX: ffffffff81c6a156 [ 80.219555][T16680] RDX: ffff8880a1154380 RSI: ffffffff81c6a174 RDI: 0000000000000007 [ 80.227563][T16680] RBP: ffff8880882ca0c0 R08: 0000000000000001 R09: ffff8880a683e563 [ 80.235633][T16680] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 executing program [ 80.243699][T16680] R13: ffff8880882ca020 R14: ffff8880882ca0c0 R15: ffff88808a3814a8 [ 80.251678][T16680] FS: 000000000212f880(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 80.260643][T16680] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.267238][T16680] CR2: 00007fb9f84b0018 CR3: 000000008847f000 CR4: 00000000001506f0 [ 80.275224][T16680] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 80.283210][T16680] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 80.291189][T16680] Call Trace: executing program executing program [ 80.294505][T16680] __sock_release+0x20c/0x280 [ 80.299189][T16680] sock_close+0x18/0x20 [ 80.303351][T16680] __fput+0x285/0x920 [ 80.307373][T16680] ? __sock_release+0x280/0x280 [ 80.312263][T16680] task_work_run+0xdd/0x190 [ 80.316803][T16680] exit_to_user_mode_prepare+0x195/0x1c0 [ 80.322467][T16680] syscall_exit_to_user_mode+0x59/0x2b0 [ 80.328049][T16680] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 80.333974][T16680] RIP: 0033:0x4058e1 [ 80.337876][T16680] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 6a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 b3 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 80.357480][T16680] RSP: 002b:00007fff43f30190 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 80.365898][T16680] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00000000004058e1 [ 80.373875][T16680] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 80.381854][T16680] RBP: 0000000000000007 R08: 0000000120080522 R09: 0000000120080522 [ 80.389840][T16680] R10: 00007fff43f301b0 R11: 0000000000000293 R12: 00000000006dbc5c [ 80.397820][T16680] R13: 0000000000000000 R14: 000000000000002d R15: 0000000000000064 [ 80.405820][T16680] Modules linked in: [ 80.420576][T16680] ---[ end trace 026396f5f49a2680 ]--- [ 80.426871][T16680] RIP: 0010:iput+0x64/0x70 executing program executing program executing program [ 80.432633][T16680] Code: ff 83 e3 40 48 89 de e8 2a ce ad ff 48 85 db 75 14 e8 80 d1 ad ff 48 89 ef e8 58 f7 ff ff 5b 5d e9 71 d1 ad ff e8 6c d1 ad ff <0f> 0b e8 e5 ea ed ff eb c5 0f 1f 00 41 56 41 55 41 54 55 48 89 fd executing program executing program executing program executing program [ 80.551583][T16680] RSP: 0018:ffffc9000e227e10 EFLAGS: 00010293 [ 80.571006][T16702] ---[ end trace 026396f5f49a2681 ]--- [ 80.579419][T16702] RIP: 0010:iput+0x64/0x70 [ 80.588779][T16680] RAX: 0000000000000000 RBX: 0000000000000040 RCX: ffffffff81c6a156 [ 80.600536][T16702] Code: ff 83 e3 40 48 89 de e8 2a ce ad ff 48 85 db 75 14 e8 80 d1 ad ff 48 89 ef e8 58 f7 ff ff 5b 5d e9 71 d1 ad ff e8 6c d1 ad ff <0f> 0b e8 e5 ea ed ff eb c5 0f 1f 00 41 56 41 55 41 54 55 48 89 fd [ 80.640146][T16680] RDX: ffff8880a683e540 RSI: ffffffff81c6a174 RDI: 0000000000000007 executing program executing program [ 80.652701][T16680] RBP: ffff88808619e0c0 R08: 0000000000000001 R09: ffff88809094c2e3 [ 80.672679][T16702] RSP: 0018:ffffc9000e227e10 EFLAGS: 00010293 [ 80.684146][T16680] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 executing program [ 80.699731][T16702] RAX: 0000000000000000 RBX: 0000000000000040 RCX: ffffffff81c6a156 [ 80.721555][T16680] R13: ffff88808619e020 R14: ffff88808619e0c0 R15: ffff88808a01d6e0 [ 80.732607][T16702] RDX: ffff8880a683e540 RSI: ffffffff81c6a174 RDI: 0000000000000007 executing program executing program [ 80.754924][T16680] FS: 000000000212f880(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 80.793886][T16702] RBP: ffff88808619e0c0 R08: 0000000000000001 R09: ffff88809094c2e3 executing program [ 80.801931][T16702] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 80.816085][T16680] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.828878][T16680] CR2: 00007fde17e23e78 CR3: 000000008847f000 CR4: 00000000001506f0 [ 80.839732][T16680] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 executing program executing program [ 80.856592][T16702] R13: ffff88808619e020 R14: ffff88808619e0c0 R15: ffff88808a01d6e0 [ 80.865673][T16680] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 80.877926][T16702] FS: 000000000212f880(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 80.906071][T16680] Kernel panic - not syncing: Fatal exception [ 80.913156][T16680] Kernel Offset: disabled [ 80.917487][T16680] Rebooting in 86400 seconds..