INIT: Id "3" respawning too fast: disabled for 5 minutes INIT: Id "2" respawning too fast: disabled for 5 minutes INIT: Id "5" respawning too fast: disabled for 5 minutes INIT: Id "1" respawning too fast: disabled for 5 minutes INIT: Id "6" respawning too fast: disabled for 5 minutes Warning: Permanently added '10.128.0.20' (ECDSA) to the list of known hosts. net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 [ 186.643419] IPVS: Creating netns size=2552 id=1 RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: File exists RTNETLINK answers: File exists RTNETLINK answers: Operation not supported Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "vcan0" Cannot find device "vcan0" Cannot find device "vcan0" Cannot find device "vcan0" RTNETLINK answers: Operation not supported Cannot find device "gre0" Cannot find device "gre0" Cannot find device "gre0" Cannot find device "gre0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6tnl0" Cannot find device "ip6tnl0" Cannot find device "ip6tnl0" Cannot find device "ip6tnl0" Cannot find device "ip6gre0" Cannot find device "ip6gre0" Cannot find device "ip6gre0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "ip6gretap0" Cannot find device "ip6gretap0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "veth0" Cannot find device "veth0" Cannot find device "veth0" Cannot find device "veth0" Cannot find device "veth1" Cannot find device "veth1" Cannot find device "veth1" Cannot find device "veth1" executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 187.577721] kasan: CONFIG_KASAN_INLINE enabled [ 187.582203] kasan: GPF could be caused by NULL-ptr deref or user memory accessgeneral protection fault: 0000 [#1] PREEMPT SMP KASAN [ 187.595059] Dumping ftrace buffer: [ 187.598565] (ftrace buffer empty) [ 187.602247] Modules linked in: [ 187.605527] CPU: 0 PID: 3975 Comm: syzkaller130167 Not tainted 4.4.125-g38f41ec #63 [ 187.613286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 187.622608] task: ffff8801d8a6c800 task.stack: ffff8801d8b80000 [ 187.628631] RIP: 0010:[] [] __free_pages+0x21/0x90 [ 187.636860] RSP: 0018:ffff8801d8b87b00 EFLAGS: 00010a07 [ 187.642276] RAX: dffffc0000000000 RBX: dead4ead00000000 RCX: ffffffff825bb1fb [ 187.649526] RDX: 1bd5a9d5a0000003 RSI: 0000000000000000 RDI: dead4ead0000001c [ 187.656766] RBP: ffff8801d8b87b10 R08: 0000000000000000 R09: 0000000000000001 [ 187.664004] R10: 0000000000000000 R11: 1ffff1003b170f3e R12: 0000000000000004 [ 187.671242] R13: 0000000000000020 R14: ffff8800b646c200 R15: dffffc0000000000 [ 187.678482] FS: 00007fc2dffa3700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 [ 187.686673] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 187.692520] CR2: 0000000020797ff7 CR3: 00000000b2484000 CR4: 0000000000160670 [ 187.699761] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 187.707000] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 187.714238] Stack: [ 187.716353] 0000000000000246 ffff8800b646c358 ffff8801d8b87b70 ffffffff825bb221 [ 187.724317] ffff8800b646c370 ffffed0016c8d86b ffffed0016c8d86e ffff8800b646c368 [ 187.732276] dead4ead00000000 ffff8800b646c340 0000000000000000 0000000000000000 [ 187.740232] Call Trace: [ 187.742791] [] sg_remove_scat.isra.17+0x1c1/0x2d0 [ 187.749252] [] sg_finish_rem_req+0x2a6/0x320 [ 187.755275] [] sg_read+0xa32/0x14d0 [ 187.760531] [] ? sg_proc_seq_show_debug+0xda0/0xda0 [ 187.767163] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 187.774144] [] ? __fget+0x47/0x3b0 [ 187.779310] [] ? sg_proc_seq_show_debug+0xda0/0xda0 [ 187.785946] [] __vfs_read+0x103/0x440 [ 187.791364] [] ? vfs_iter_write+0x2d0/0x2d0 [ 187.797303] [] ? fsnotify+0x5ad/0xee0 [ 187.802727] [] ? fsnotify+0xee0/0xee0 [ 187.808144] [] ? avc_policy_seqno+0x9/0x20 [ 187.813998] [] ? selinux_file_permission+0x348/0x460 [ 187.820714] [] ? security_file_permission+0x89/0x1e0 [ 187.827432] [] ? rw_verify_area+0x100/0x2f0 [ 187.833367] [] vfs_read+0x123/0x3a0 [ 187.838610] [] SyS_read+0xd9/0x1b0 [ 187.843765] [] ? do_sendfile+0xd30/0xd30 [ 187.849443] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 187.855903] [] entry_SYSCALL_64_fastpath+0x22/0x9e [ 187.862444] Code: c6 a0 0c 00 e9 78 fd ff ff 90 48 b8 00 00 00 00 00 fc ff df 55 48 89 e5 53 48 89 fb 48 83 c7 1c 48 89 fa 48 83 ec 08 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 49 [ 187.888928] RIP [] __free_pages+0x21/0x90 [ 187.894807] RSP [ 187.898937] ---[ end trace d939cc8feb2868b3 ]--- [ 187.903691] Kernel panic - not syncing: Fatal exception [ 187.909391] Dumping ftrace buffer: [ 187.912907] (ftrace buffer empty) [ 187.916591] Kernel Offset: disabled [ 187.920184] Rebooting in 86400 seconds..