[ OK ] Reached target Multi-User System. [ 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 '10.128.10.27' (ECDSA) to the list of known hosts. syzkaller login: [ 42.087324][ T6821] IPVS: ftp: loaded support on port[0] = 21 [ 42.098208][ T6826] IPVS: ftp: loaded support on port[0] = 21 [ 42.105114][ T6824] IPVS: ftp: loaded support on port[0] = 21 [ 42.108989][ T6823] IPVS: ftp: loaded support on port[0] = 21 [ 42.128435][ T6827] IPVS: ftp: loaded support on port[0] = 21 [ 42.136728][ T6825] IPVS: ftp: loaded support on port[0] = 21 [ 42.690991][ T3889] BUG: unable to handle page fault for address: ffffffffffffffe8 [ 42.690998][ T3889] #PF: supervisor write access in kernel mode [ 42.691003][ T3889] #PF: error_code(0x0002) - not-present page [ 42.691006][ T3889] PGD 947c067 P4D 947c067 PUD 947e067 PMD 0 [ 42.691020][ T3889] Oops: 0002 [#1] PREEMPT SMP KASAN [ 42.691029][ T3889] CPU: 1 PID: 3889 Comm: systemd-udevd Not tainted 5.8.0-rc6-syzkaller #0 [ 42.691033][ T3889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.691046][ T3889] RIP: 0010:x86_pmu_event_init+0x95/0xac0 [ 42.691053][ T3889] Code: e8 30 5a 73 00 48 83 3d d8 cc 8b 08 00 75 1e e8 21 5a 73 00 bd ed ff ff ff e9 2a 07 00 00 e8 12 5a 73 00 48 83 3d ba cc 8b 08 <00> 74 e2 e8 43 7b ff ff 89 c5 31 ff 89 c6 e8 08 5e 73 00 85 ed 74 [ 42.691058][ T3889] RSP: 0018:ffffc90001577f10 EFLAGS: 00010097 [ 42.691064][ T3889] RAX: 0000000000000286 RBX: 0000000000004100 RCX: 2920ecf39a0bcf00 [ 42.691068][ T3889] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffffc90001577f58 [ 42.691072][ T3889] RBP: 0000000000000000 R08: ffffffff814dec5e R09: ffffed1012f42c69 [ 42.691076][ T3889] R10: ffffed1012f42c69 R11: 0000000000000000 R12: 0000000000000000 [ 42.691081][ T3889] R13: 0000000000000000 R14: ffffc90001577f58 R15: ffff8880a1c40080 [ 42.691087][ T3889] FS: 00007f1b1fd358c0(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 42.691092][ T3889] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.691097][ T3889] CR2: ffffffffffffffe8 CR3: 00000000a26b6000 CR4: 00000000001406e0 [ 42.691106][ T3889] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.691110][ T3889] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.691112][ T3889] Call Trace: [ 42.691125][ T3889] ? __syscall_return_slowpath+0x52/0x180 [ 42.691133][ T3889] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 42.691141][ T3889] ? do_syscall_64+0x7f/0xe0 [ 42.691148][ T3889] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 42.691155][ T3889] Modules linked in: [ 42.691161][ T3889] CR2: ffffffffffffffe8 [ 42.691170][ T3889] ---[ end trace b1f79b2301ebd5ee ]--- [ 42.691177][ T3889] RIP: 0010:x86_pmu_event_init+0x95/0xac0 [ 42.691183][ T3889] Code: e8 30 5a 73 00 48 83 3d d8 cc 8b 08 00 75 1e e8 21 5a 73 00 bd ed ff ff ff e9 2a 07 00 00 e8 12 5a 73 00 48 83 3d ba cc 8b 08 <00> 74 e2 e8 43 7b ff ff 89 c5 31 ff 89 c6 e8 08 5e 73 00 85 ed 74 [ 42.691187][ T3889] RSP: 0018:ffffc90001577f10 EFLAGS: 00010097 [ 42.691193][ T3889] RAX: 0000000000000286 RBX: 0000000000004100 RCX: 2920ecf39a0bcf00 [ 42.691197][ T3889] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffffc90001577f58 [ 42.691202][ T3889] RBP: 0000000000000000 R08: ffffffff814dec5e R09: ffffed1012f42c69 [ 42.691206][ T3889] R10: ffffed1012f42c69 R11: 0000000000000000 R12: 0000000000000000 [ 42.691210][ T3889] R13: 0000000000000000 R14: ffffc90001577f58 R15: ffff8880a1c40080 [ 42.691216][ T3889] FS: 00007f1b1fd358c0(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 42.691221][ T3889] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.691225][ T3889] CR2: ffffffffffffffe8 CR3: 00000000a26b6000 CR4: 00000000001406e0 [ 42.691230][ T3889] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.691234][ T3889] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.691238][ T3889] Kernel panic - not syncing: Fatal exception [ 42.692430][ T3889] Kernel Offset: disabled