[ 10.301335][ T22] audit: type=1400 audit(1579430019.180:12): avc: denied { map } for pid=1877 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1
Debian GNU/Linux 7 syzkaller ttyS0
Warning: Permanently added '10.128.10.0' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [ 16.390811][ T22] audit: type=1400 audit(1579430025.270:13): avc: denied { map } for pid=1889 comm="syz-executor178" path="/root/syz-executor178709519" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1
[ 16.411047][ T22] audit: type=1400 audit(1579430025.290:14): avc: denied { create } for pid=1890 comm="syz-executor178" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1
[ 16.436208][ T22] audit: type=1400 audit(1579430025.290:15): avc: denied { map_create } for pid=1890 comm="syz-executor178" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1
[ 16.460212][ T22] audit: type=1400 audit(1579430025.290:16): avc: denied { map_read map_write } for pid=1890 comm="syz-executor178" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1
[ 16.460300][ T1890] netlink: 'syz-executor178': attribute type 1 has an invalid length.
[ 16.484556][ T22] audit: type=1400 audit(1579430025.290:17): avc: denied { prog_load } for pid=1890 comm="syz-executor178" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1
[ 16.492578][ T1890] netlink: 'syz-executor178': attribute type 1 has an invalid length.
[ 16.516258][ T22] audit: type=1400 audit(1579430025.350:18): avc: denied { prog_run } for pid=1890 comm="syz-executor178" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1
[ 16.524325][ T1890] netlink: 'syz-executor178': attribute type 1 has an invalid length.
[ 16.556329][ T1890] netlink: 'syz-executor178': attribute type 1 has an invalid length.
[ 16.564633][ T1890] netlink: 'syz-executor178': attribute type 1 has an invalid length.
[ 16.572949][ T1890] netlink: 'syz-executor178': attribute type 1 has an invalid length.
[ 16.581235][ T1890] BUG: unable to handle page fault for address: ffffed1019f0d8ff
[ 16.589109][ T1890] #PF: supervisor read access in kernel mode
[ 16.595587][ T1890] #PF: error_code(0x0000) - not-present page
[ 16.601560][ T1890] PGD 21fff7067 P4D 21fff7067 PUD 21fff6067 PMD 0
[ 16.608055][ T1890] Oops: 0000 [#1] PREEMPT SMP KASAN
[ 16.613979][ T1890] CPU: 0 PID: 1890 Comm: syz-executor178 Not tainted 5.4.13-syzkaller-00760-gb0b02162a4b8 #0
[ 16.624131][ T1890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 16.634199][ T1890] RIP: 0010:do_xdp_generic+0x603/0x1500
[ 16.639747][ T1890] Code: 00 00 00 00 fc ff df 42 80 3c 30 00 74 05 e8 c4 a7 96 fe 4c 89 a4 24 d8 00 00 00 4c 89 ac 24 18 01 00 00 4c 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 08 4c 89 ff e8 fe a6 96 fe 49 8b 37 83 e6 01 31
[ 16.659515][ T1890] RSP: 0018:ffff8881d03e7680 EFLAGS: 00010a07
[ 16.665698][ T1890] RAX: 1ffff11019f0d8ff RBX: ffff8881d03e7788 RCX: 1ffff1103a07cef1
[ 16.673656][ T1890] RDX: ffff8881d47a8bb4 RSI: 0000000000000000 RDI: ffff8881d03e7798
[ 16.681857][ T1890] RBP: ffff8881d03e7830 R08: ffffffff82da194b R09: ffffed1039f0b95d
[ 16.689957][ T1890] R10: ffffed1039f0b95d R11: 0000000000000000 R12: ffff8880cf85c92a
[ 16.698307][ T1890] R13: ffff8881cf85c800 R14: dffffc0000000000 R15: ffff8880cf86c7ff
[ 16.706276][ T1890] FS: 00000000020d7880(0000) GS:ffff8881dba00000(0000) knlGS:0000000000000000
[ 16.715331][ T1890] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 16.722041][ T1890] CR2: ffffed1019f0d8ff CR3: 00000001d0206002 CR4: 00000000001606f0
[ 16.730246][ T1890] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 16.738210][ T1890] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 16.746323][ T1890] Call Trace:
[ 16.749609][ T1890] ? __kasan_check_write+0x14/0x20
[ 16.754777][ T1890] ? _copy_from_iter+0x886/0xaa0
[ 16.759747][ T1890] ? generic_xdp_tx+0x4f0/0x4f0
[ 16.764585][ T1890] ? tun_get_user+0x3cd0/0x3cd0
[ 16.769436][ T1890] tun_get_user+0x2498/0x3cd0
[ 16.774422][ T1890] ? tun_do_read+0x1f10/0x1f10
[ 16.779189][ T1890] ? netlink_detachskb+0x60/0x60
[ 16.784120][ T1890] ? put_pid+0x82/0xe0
[ 16.788217][ T1890] ? netlink_sendmsg+0xa28/0xd40
[ 16.793150][ T1890] ? __rcu_read_lock+0x50/0x50
[ 16.797914][ T1890] ? netlink_getsockopt+0x900/0x900
[ 16.803121][ T1890] tun_chr_write_iter+0x134/0x1c0
[ 16.808231][ T1890] do_iter_readv_writev+0x5fa/0x890
[ 16.813421][ T1890] ? vfs_dedupe_file_range+0xa00/0xa00
[ 16.818917][ T1890] ? security_file_permission+0x157/0x350
[ 16.824631][ T1890] ? rw_verify_area+0x1c2/0x360
[ 16.829572][ T1890] do_iter_write+0x180/0x590
[ 16.834150][ T1890] do_writev+0x2cd/0x560
[ 16.838384][ T1890] ? do_readv+0x400/0x400
[ 16.842713][ T1890] ? __up_read+0x6f/0x1b0
[ 16.847038][ T1890] ? __kasan_check_write+0x14/0x20
[ 16.852130][ T1890] ? __fpregs_load_activate+0x2fc/0x3b0
[ 16.857663][ T1890] ? switch_fpu_return+0x10/0x10
[ 16.862606][ T1890] ? __kasan_check_read+0x11/0x20
[ 16.867619][ T1890] __x64_sys_writev+0x7d/0x90
[ 16.873418][ T1890] do_syscall_64+0xc0/0x100
[ 16.877936][ T1890] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 16.883835][ T1890] RIP: 0033:0x441bf0
[ 16.887722][ T1890] Code: 05 48 3d 01 f0 ff ff 0f 83 fd 0e fc ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d 41 94 29 00 00 75 14 b8 14 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 0e fc ff c3 48 83 ec 08 e8 7a 2b 00 00
[ 16.907580][ T1890] RSP: 002b:00007ffebc042d48 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
[ 16.916253][ T1890] RAX: ffffffffffffffda RBX: 00007ffebc042d80 RCX: 0000000000441bf0
[ 16.924423][ T1890] RDX: 0000000000000001 RSI: 00007ffebc042db0 RDI: 00000000000000f0
[ 16.932556][ T1890] RBP: 00007ffebc042d70 R08: 0000000000000100 R09: 0000000000000020
[ 16.940751][ T1890] R10: 0000000000000020 R11: 0000000000000246 R12: 0000000000000003
[ 16.948823][ T1890] R13: 00007ffebc042d60 R14: 0000000000000000 R15: 0000000000000000
[ 16.956882][ T1890] Modules linked in:
[ 16.960769][ T1890] CR2: ffffed1019f0d8ff
[ 16.965025][ T1890] ---[ end trace 64a571727baa6472 ]---
[ 16.970657][ T1890] RIP: 0010:do_xdp_generic+0x603/0x1500
[ 16.976195][ T1890] Code: 00 00 00 00 fc ff df 42 80 3c 30 00 74 05 e8 c4 a7 96 fe 4c 89 a4 24 d8 00 00 00 4c 89 ac 24 18 01 00 00 4c 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 08 4c 89 ff e8 fe a6 96 fe 49 8b 37 83 e6 01 31
[ 16.995903][ T1890] RSP: 0018:ffff8881d03e7680 EFLAGS: 00010a07
[ 17.002108][ T1890] RAX: 1ffff11019f0d8ff RBX: ffff8881d03e7788 RCX: 1ffff1103a07cef1
[ 17.010265][ T1890] RDX: ffff8881d47a8bb4 RSI: 0000000000000000 RDI: ffff8881d03e7798
[ 17.018337][ T1890] RBP: ffff8881d03e7830 R08: ffffffff82da194b R09: ffffed1039f0b95d
[ 17.026422][ T1890] R10: ffffed1039f0b95d R11: 0000000000000000 R12: ffff8880cf85c92a
[ 17.034497][ T1890] R13: ffff8881cf85c800 R14: dffffc0000000000 R15: ffff8880cf86c7ff
[ 17.042710][ T1890] FS: 00000000020d7880(0000) GS:ffff8881dba00000(0000) knlGS:0000000000000000
[ 17.051814][ T1890] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 17.058443][ T1890] CR2: ffffed1019f0d8ff CR3: 00000001d0206002 CR4: 00000000001606f0
[ 17.066417][ T1890] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 17.074477][ T1890] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 17.082539][ T1890] Kernel panic - not syncing: Fatal exception in interrupt
[ 17.090832][ T1890] Kernel Offset: disabled
[ 17.095187][ T1890] Rebooting in 86400 seconds..