Warning: Permanently added '10.128.0.167' (ECDSA) to the list of known hosts. executing program [ 39.656223] audit: type=1400 audit(1602654530.023:8): avc: denied { execmem } for pid=6476 comm="syz-executor107" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 39.674604] BUG: unable to handle kernel paging request at ffffffffffffff80 [ 39.683206] PGD 9470067 P4D 9470067 PUD 9472067 PMD 0 [ 39.688470] Oops: 0000 [#1] PREEMPT SMP KASAN [ 39.692942] CPU: 0 PID: 6476 Comm: syz-executor107 Not tainted 4.19.150-syzkaller #0 [ 39.700796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.710132] RIP: 0010:diFree+0x15b/0x24b0 [ 39.714257] Code: 28 48 8d 78 80 48 89 44 24 18 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 38 1e 00 00 48 8b 44 24 18 <48> 8b 68 80 4c 89 e8 48 c1 e8 0c 48 89 04 24 48 b8 00 00 00 00 00 [ 39.733132] RSP: 0018:ffff888084e778b8 EFLAGS: 00010246 [ 39.738491] RAX: 0000000000000000 RBX: ffff88809e849580 RCX: ffffffff828b6da5 [ 39.745736] RDX: 1ffffffffffffff0 RSI: ffffffff828d9e15 RDI: ffffffffffffff80 [ 39.752986] RBP: ffff88807fc1b468 R08: 0000000000000000 R09: 0000000000000000 [ 39.760232] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88807fc1b538 [ 39.767478] R13: 0000000000000001 R14: ffffffff883a6040 R15: ffff88807fc1b468 [ 39.774738] FS: 00000000015d6880(0000) GS:ffff8880ae200000(0000) knlGS:0000000000000000 [ 39.782944] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.788801] CR2: ffffffffffffff80 CR3: 00000000a03b2000 CR4: 00000000001406f0 [ 39.796056] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.803300] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.810550] Call Trace: [ 39.813120] ? mark_held_locks+0xf0/0xf0 [ 39.817176] ? kfree+0xcc/0x250 [ 39.820432] ? diMount+0x848/0x860 [ 39.823948] ? jfs_mount+0xbf/0x3d0 [ 39.827573] ? mark_held_locks+0xf0/0xf0 [ 39.831621] ? mark_held_locks+0xf0/0xf0 [ 39.835657] ? __x64_sys_mount+0xba/0x150 [ 39.839786] ? do_syscall_64+0xf9/0x670 [ 39.843734] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 39.849078] ? diWrite+0x1450/0x1450 [ 39.852770] ? find_held_lock+0x2d/0x110 [ 39.856806] ? dquot_initialize_needed+0x290/0x290 [ 39.861722] ? lock_downgrade+0x750/0x750 [ 39.865919] jfs_evict_inode+0x126/0x170 [ 39.869968] ? jfs_write_inode+0x1d0/0x1d0 [ 39.874192] evict+0x2ed/0x780 [ 39.877371] iput+0x511/0x890 [ 39.880454] diFreeSpecial+0x63/0x80 [ 39.884162] jfs_mount+0x23f/0x3d0 [ 39.887682] jfs_fill_super+0x55c/0xb50 [ 39.891633] ? parse_options+0xf50/0xf50 [ 39.895700] ? set_blocksize+0x163/0x3f0 [ 39.899747] mount_bdev+0x2fc/0x3b0 [ 39.903359] ? parse_options+0xf50/0xf50 [ 39.907401] mount_fs+0xa3/0x318 [ 39.910750] vfs_kern_mount.part.0+0x68/0x470 [ 39.915223] do_mount+0x51c/0x2f10 [ 39.918776] ? do_raw_spin_unlock+0x171/0x240 [ 39.923368] ? check_preemption_disabled+0x41/0x2b0 [ 39.928362] ? copy_mount_string+0x40/0x40 [ 39.932577] ? kmem_cache_alloc_trace+0x379/0x4b0 [ 39.937396] ? copy_mount_options+0x261/0x370 [ 39.941867] ksys_mount+0xcf/0x130 [ 39.945382] __x64_sys_mount+0xba/0x150 [ 39.949332] ? lockdep_hardirqs_on+0x3c1/0x5e0 [ 39.953891] do_syscall_64+0xf9/0x670 [ 39.957670] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 39.962833] RIP: 0033:0x446d5a [ 39.966003] Code: b8 08 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 fd ad fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 da ad fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 39.984880] RSP: 002b:00007fff4c3ac908 EFLAGS: 00000283 ORIG_RAX: 00000000000000a5 [ 39.992578] RAX: ffffffffffffffda RBX: 00007fff4c3ac960 RCX: 0000000000446d5a [ 39.999823] RDX: 0000000020000040 RSI: 00000000200000c0 RDI: 00007fff4c3ac920 [ 40.007067] RBP: 00007fff4c3ac920 R08: 00007fff4c3ac960 R09: 00007fff00000015 [ 40.014323] R10: 0000000000000000 R11: 0000000000000283 R12: 0000000000000002 [ 40.021568] R13: 0000000000000004 R14: 0000000000000003 R15: 0000000000000003 [ 40.028827] Modules linked in: [ 40.031997] CR2: ffffffffffffff80 [ 40.035443] ---[ end trace dc25f6e148e2be81 ]--- [ 40.040178] RIP: 0010:diFree+0x15b/0x24b0 [ 40.044301] Code: 28 48 8d 78 80 48 89 44 24 18 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 38 1e 00 00 48 8b 44 24 18 <48> 8b 68 80 4c 89 e8 48 c1 e8 0c 48 89 04 24 48 b8 00 00 00 00 00 [ 40.063178] RSP: 0018:ffff888084e778b8 EFLAGS: 00010246 [ 40.068515] RAX: 0000000000000000 RBX: ffff88809e849580 RCX: ffffffff828b6da5 [ 40.075758] RDX: 1ffffffffffffff0 RSI: ffffffff828d9e15 RDI: ffffffffffffff80 [ 40.083003] RBP: ffff88807fc1b468 R08: 0000000000000000 R09: 0000000000000000 [ 40.090246] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88807fc1b538 [ 40.097490] R13: 0000000000000001 R14: ffffffff883a6040 R15: ffff88807fc1b468 [ 40.104737] FS: 00000000015d6880(0000) GS:ffff8880ae200000(0000) knlGS:0000000000000000 [ 40.112937] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.118794] CR2: ffffffffffffff80 CR3: 00000000a03b2000 CR4: 00000000001406f0 [ 40.126050] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.133296] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.140544] Kernel panic - not syncing: Fatal exception [ 40.146932] Kernel Offset: disabled [ 40.150544] Rebooting in 86400 seconds..