Warning: Permanently added '10.128.0.88' (ECDSA) to the list of known hosts. executing program [* ] A start job is running for dev-ttyS0.device (8s / 1min 30s) [** ] A start job is running for dev-ttyS0.device (9s / 1min 30s) [*** ] A start job is running for dev-ttyS0.device (9s / 1min 30s) [ *** ] A start job is running for dev-ttyS0.device (10s / 1min 30s) [ *** ] A start job is running for dev-ttyS0.device (10s / 1min 30s) [ ***] A start job is running for dev-ttyS0.device (11s / 1min 30s) [ **] A start job is running for dev-ttyS0.device (12s / 1min 30s) [ *] A start job is running for dev-ttyS0.device (12s / 1min 30s)[ 18.806017][ T22] audit: type=1400 audit(1600812492.848:8): avc: denied { execmem } for pid=342 comm="syz-executor583" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 18.829279][ T342] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 18.841584][ T342] Quota error (device loop0): qtree_write_dquot: Error -1622674347 occurred while creating quota [ 18.852460][ T342] Quota error (device loop0): dq_insert_tree: Quota tree root isn't allocated! [ 18.861412][ T342] Quota error (device loop0): qtree_write_dquot: Error -5 occurred while creating quota [ 18.871160][ T342] BUG: unable to handle page fault for address: fffffbfff3e8fe97 [ 18.879453][ T342] #PF: supervisor read access in kernel mode [ 18.885395][ T342] #PF: error_code(0x0000) - not-present page [ 18.891438][ T342] PGD 21fff3067 P4D 21fff3067 PUD 21ffb6067 PMD 0 [ 18.897908][ T342] Oops: 0000 [#1] PREEMPT SMP KASAN [ 18.903077][ T342] CPU: 0 PID: 342 Comm: syz-executor583 Not tainted 5.4.65-syzkaller-00175-g63d1c2f0b547 #0 [ 18.913116][ T342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.923146][ T342] RIP: 0010:check_memory_region+0x70/0x2f0 [ 18.928918][ T342] Code: 49 bd 01 00 00 00 00 fc ff df 4d 01 ea 4d 89 d6 4d 29 ce 49 83 fe 10 7f 2b 4d 85 f6 0f 84 b9 01 00 00 4c 89 cb 4c 29 d3 66 90 <45> 0f b6 19 45 84 db 0f 85 03 02 00 00 49 ff c1 48 ff c3 75 eb e9 [ 18.948607][ T342] RSP: 0018:ffff8881cdf37748 EFLAGS: 00010297 [ 18.954638][ T342] RAX: 2e2518fbdcd52301 RBX: ffffffffffffffff RCX: ffffffff818f09d4 [ 18.962578][ T342] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff9f47f4b9 [ 18.970521][ T342] RBP: ffffffff9f47f455 R08: dffffc0000000000 R09: fffffbfff3e8fe97 [ 18.978461][ T342] R10: fffffbfff3e8fe98 R11: 0000000000000004 R12: 1ffffffff3e8fe97 [ 18.986401][ T342] R13: dffffc0000000001 R14: 0000000000000001 R15: ffffffff9f47f4b9 [ 18.994357][ T342] FS: 0000000001940880(0000) GS:ffff8881db800000(0000) knlGS:0000000000000000 [ 19.003250][ T342] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.009801][ T342] CR2: fffffbfff3e8fe97 CR3: 00000001c5fb7005 CR4: 00000000001606f0 [ 19.019758][ T342] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 19.032994][ T342] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 19.040932][ T342] Call Trace: [ 19.044193][ T342] dqput+0x74/0x770 [ 19.047986][ T342] __dquot_initialize+0xb00/0xdc0 [ 19.052976][ T342] ? dquot_initialize+0x20/0x20 [ 19.057811][ T342] ? selinux_inode_setxattr+0x5ec/0xfc0 [ 19.063324][ T342] ? selinux_inode_getattr+0x3d0/0x3d0 [ 19.068921][ T342] ext4_xattr_set+0xdd/0x300 [ 19.073484][ T342] ? selinux_perf_event_write+0x100/0x100 [ 19.079175][ T342] ? ext4_xattr_set_credits+0x290/0x290 [ 19.084739][ T342] ? success_walk_trace+0xb0/0x410 [ 19.089827][ T342] ? cap_capable+0x23f/0x280 [ 19.094386][ T342] ? ext4_xattr_trusted_get+0x40/0x40 [ 19.099724][ T342] __vfs_setxattr+0x3be/0x400 [ 19.104373][ T342] __vfs_setxattr_noperm+0x12a/0x3e0 [ 19.109626][ T342] vfs_setxattr+0x11e/0x2d0 [ 19.114097][ T342] ? xattr_permission+0x350/0x350 [ 19.119111][ T342] ? strncpy_from_user+0x20c/0x370 [ 19.124208][ T342] setxattr+0x1d3/0x400 [ 19.128334][ T342] ? path_setxattr+0x230/0x230 [ 19.133066][ T342] ? strncpy_from_user+0x20c/0x370 [ 19.138146][ T342] ? getname_flags+0x20d/0x610 [ 19.142876][ T342] ? __sb_start_write+0xa5/0x150 [ 19.147782][ T342] path_setxattr+0x154/0x230 [ 19.152354][ T342] ? simple_xattr_list_add+0xf0/0xf0 [ 19.157606][ T342] ? __fput+0x4fd/0x6c0 [ 19.161742][ T342] ? fput_many+0x42/0x1a0 [ 19.166037][ T342] __x64_sys_setxattr+0xb7/0xd0 [ 19.170870][ T342] do_syscall_64+0xcb/0x150 [ 19.175354][ T342] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 19.181215][ T342] RIP: 0033:0x4447e9 [ 19.185092][ T342] Code: 8d d7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 5b d7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 19.204662][ T342] RSP: 002b:00007fff82854398 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 19.213039][ T342] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00000000004447e9 [ 19.220985][ T342] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 00000000200000c0 [ 19.228928][ T342] RBP: 00000000006cf018 R08: 0000000000000000 R09: 0000000000000000 [ 19.236956][ T342] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004023d0 [ 19.244894][ T342] R13: 0000000000402460 R14: 0000000000000000 R15: 0000000000000000 [ 19.252834][ T342] Modules linked in: [ 19.256712][ T342] CR2: fffffbfff3e8fe97 [ 19.260862][ T342] ---[ end trace bf1a943c878392fb ]--- [ 19.266307][ T342] RIP: 0010:check_memory_region+0x70/0x2f0 [ 19.272084][ T342] Code: 49 bd 01 00 00 00 00 fc ff df 4d 01 ea 4d 89 d6 4d 29 ce 49 83 fe 10 7f 2b 4d 85 f6 0f 84 b9 01 00 00 4c 89 cb 4c 29 d3 66 90 <45> 0f b6 19 45 84 db 0f 85 03 02 00 00 49 ff c1 48 ff c3 75 eb e9 [ 19.291722][ T342] RSP: 0018:ffff8881cdf37748 EFLAGS: 00010297 [ 19.297756][ T342] RAX: 2e2518fbdcd52301 RBX: ffffffffffffffff RCX: ffffffff818f09d4 [ 19.305695][ T342] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff9f47f4b9 [ 19.313634][ T342] RBP: ffffffff9f47f455 R08: dffffc0000000000 R09: fffffbfff3e8fe97 [ 19.321676][ T342] R10: fffffbfff3e8fe98 R11: 0000000000000004 R12: 1ffffffff3e8fe97 [ 19.329615][ T342] R13: dffffc0000000001 R14: 0000000000000001 R15: ffffffff9f47f4b9 [ 19.337557][ T342] FS: 0000000001940880(0000) GS:ffff8881db800000(0000) knlGS:0000000000000000 [ 19.346452][ T342] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.353002][ T342] CR2: fffffbfff3e8fe97 CR3: 00000001c5fb7005 CR4: 00000000001606f0 [ 19.360944][ T342] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 19.368901][ T342] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 19.376860][ T342] Kernel panic - not syncing: Fatal exception [ 19.383519][ T342] Kernel Offset: disabled [ 19.387823][ T342] Rebooting in 86400 seconds..