[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.7' (ECDSA) to the list of known hosts. syzkaller login: [ 31.369463] IPVS: ftp: loaded support on port[0] = 21 executing program [ 31.438112] FAULT_INJECTION: forcing a failure. [ 31.438112] name failslab, interval 1, probability 0, space 0, times 1 [ 31.449428] CPU: 0 PID: 8040 Comm: syz-executor219 Not tainted 4.14.302-syzkaller #0 [ 31.457285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 31.466615] Call Trace: [ 31.469180] dump_stack+0x1b2/0x281 [ 31.472787] should_fail.cold+0x10a/0x149 [ 31.476918] should_failslab+0xd6/0x130 [ 31.480874] __kmalloc_track_caller+0x2bc/0x400 [ 31.485523] ? do_mount+0x1e41/0x2a30 [ 31.489297] kstrdup+0x36/0x70 [ 31.492476] do_mount+0x1e41/0x2a30 [ 31.496095] ? do_raw_spin_unlock+0x164/0x220 [ 31.500576] ? copy_mount_string+0x40/0x40 [ 31.504790] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 31.509784] ? copy_mnt_ns+0xa30/0xa30 [ 31.513655] ? copy_mount_options+0x1fa/0x2f0 [ 31.518126] ? copy_mnt_ns+0xa30/0xa30 [ 31.521988] SyS_mount+0xa8/0x120 [ 31.525414] ? copy_mnt_ns+0xa30/0xa30 [ 31.529280] do_syscall_64+0x1d5/0x640 [ 31.533145] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 31.538308] RIP: 0033:0x7fbf382da47a [ 31.541992] RSP: 002b:00007ffe094a0048 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 31.549677] RAX: ffffffffffffffda RBX: 00007ffe094a0050 RCX: 00007fbf382da47a [ 31.556921] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000 [ 31.564166] RBP: 00007ffe094a0170 R08: 00007ffe094a0050 R09: 0000000000000002 [ 31.571408] R10: 0000000000000081 R11: 0000000000000246 R12: 0000000000000002 [ 31.578653] R13: 00000000000f4240 R14: 00007ffe094a01b4 R15: 00007ffe094a01c0 [ 31.592676] BUG: unable to handle kernel paging request at fffffffffffffffc [ 31.599776] IP: do_mount+0x1ef2/0x2a30 [ 31.603637] PGD 8e6b067 P4D 8e6b067 PUD 8e6d067 PMD 0 [ 31.608893] Oops: 0000 [#1] PREEMPT SMP KASAN [ 31.613358] Modules linked in: [ 31.616526] CPU: 0 PID: 8040 Comm: syz-executor219 Not tainted 4.14.302-syzkaller #0 [ 31.624378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 31.633710] task: ffff8880b32e8240 task.stack: ffff888095b50000 [ 31.639742] RIP: 0010:do_mount+0x1ef2/0x2a30 [ 31.644118] RSP: 0018:ffff888095b57d90 EFLAGS: 00010246 [ 31.649453] RAX: dffffc0000000000 RBX: 00000000fffffff4 RCX: 0000000000000000 [ 31.656696] RDX: 1fffffffffffffff RSI: ffffffff87cd1200 RDI: fffffffffffffffc [ 31.663937] RBP: fffffffffffffff4 R08: ffffffff8ba437cc R09: 0000000000000001 [ 31.671184] R10: 0000000000000000 R11: ffff8880b32e8240 R12: ffff8880aab33e28 [ 31.678431] R13: ffffffff891eab60 R14: 0000000000000000 R15: 0000000000000060 [ 31.685683] FS: 00005555559a93c0(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000 [ 31.693881] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.699738] CR2: fffffffffffffffc CR3: 000000009ed6f000 CR4: 00000000003406f0 [ 31.706982] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 31.714229] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 31.721473] Call Trace: [ 31.724037] ? do_raw_spin_unlock+0x164/0x220 [ 31.728507] ? copy_mount_string+0x40/0x40 [ 31.732716] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 31.737706] ? copy_mnt_ns+0xa30/0xa30 [ 31.741567] ? copy_mount_options+0x1fa/0x2f0 [ 31.746033] ? copy_mnt_ns+0xa30/0xa30 [ 31.749893] SyS_mount+0xa8/0x120 [ 31.753318] ? copy_mnt_ns+0xa30/0xa30 [ 31.757180] do_syscall_64+0x1d5/0x640 [ 31.761048] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 31.766212] RIP: 0033:0x7fbf382da47a [ 31.769894] RSP: 002b:00007ffe094a0048 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 31.777572] RAX: ffffffffffffffda RBX: 00007ffe094a0050 RCX: 00007fbf382da47a [ 31.784817] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 0000000000000000 [ 31.792060] RBP: 00007ffe094a0170 R08: 00007ffe094a0050 R09: 0000000000000002 [ 31.799302] R10: 0000000000000081 R11: 0000000000000246 R12: 0000000000000002 [ 31.806545] R13: 00000000000f4240 R14: 00007ffe094a01b4 R15: 00007ffe094a01c0 [ 31.813789] Code: c6 ff 48 89 ef 48 63 eb e8 7c 61 ff ff 48 8d 7d 08 b8 ff ff 37 00 48 89 fa 48 c1 e0 2a 48 c1 ea 03 80 3c 02 00 0f 85 4b 08 00 00 <48> 8b 5d 08 e8 35 ab c6 ff 48 8d 7b 70 e8 ec 41 b2 ff 4c 89 ef [ 31.832849] RIP: do_mount+0x1ef2/0x2a30 RSP: ffff888095b57d90 [ 31.838704] CR2: fffffffffffffffc [ 31.842133] ---[ end trace cb57e5529951600b ]--- [ 31.846858] Kernel panic - not syncing: Fatal exception [ 31.852354] Kernel Offset: disabled [ 31.855960] Rebooting in 86400 seconds..