forked to background, child pid 3173 no interfaces have a carri[ 21.568087][ T3174] 8021q: adding VLAN 0 to HW filter on device bond0 er [ 21.583380][ T3174] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.239' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 38.243145][ T26] audit: type=1800 audit(1646195191.417:2): pid=3598 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor111" name="bus" dev="sda1" ino=1137 res=0 errno=0 executing program [ 38.395384][ T26] audit: type=1800 audit(1646195191.567:3): pid=3601 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor111" name="bus" dev="sda1" ino=1137 res=0 errno=0 executing program [ 38.583511][ T26] audit: type=1800 audit(1646195191.757:4): pid=3606 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor111" name="bus" dev="sda1" ino=1137 res=0 errno=0 executing program [ 38.743902][ T26] audit: type=1800 audit(1646195191.917:5): pid=3609 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor111" name="bus" dev="sda1" ino=1137 res=0 errno=0 executing program [ 38.887611][ T26] audit: type=1800 audit(1646195192.057:6): pid=3612 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor111" name="bus" dev="sda1" ino=1137 res=0 errno=0 executing program [ 39.033087][ T26] audit: type=1800 audit(1646195192.207:7): pid=3615 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor111" name="bus" dev="sda1" ino=1137 res=0 errno=0 executing program [ 39.158059][ T3615] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 39.170260][ T3615] File: /root/bus PID: 3615 Comm: syz-executor111 [ 39.179425][ T3615] syz-executor111 (3615) used greatest stack depth: 22296 bytes left [ 39.190590][ T26] audit: type=1800 audit(1646195192.367:8): pid=3618 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor111" name="bus" dev="sda1" ino=1137 res=0 errno=0 executing program [ 39.334604][ T26] audit: type=1800 audit(1646195192.507:9): pid=3621 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor111" name="bus" dev="sda1" ino=1137 res=0 errno=0 executing program [ 39.476205][ T26] audit: type=1800 audit(1646195192.647:10): pid=3624 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor111" name="bus" dev="sda1" ino=1137 res=0 errno=0 executing program [ 39.627800][ T26] audit: type=1800 audit(1646195192.797:11): pid=3627 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor111" name="bus" dev="sda1" ino=1137 res=0 errno=0 executing program [ 39.904379][ T3631] ------------[ cut here ]------------ [ 39.910098][ T3631] WARNING: CPU: 1 PID: 3631 at fs/ext4/inode.c:3565 ext4_set_page_dirty+0x303/0x3f0 [ 39.919672][ T3631] Modules linked in: [ 39.923604][ T3631] CPU: 1 PID: 3631 Comm: syz-executor111 Not tainted 5.17.0-rc6-syzkaller-00048-g575115360652 #0 [ 39.934171][ T3631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.944391][ T3631] RIP: 0010:ext4_set_page_dirty+0x303/0x3f0 [ 39.950688][ T3631] Code: ff e8 b1 40 65 ff 48 83 eb 01 e9 d2 fd ff ff e8 a3 40 65 ff 48 c7 c6 40 9a c1 89 48 89 ef e8 24 ee 98 ff 0f 0b e8 8d 40 65 ff <0f> 0b e9 72 ff ff ff e8 81 40 65 ff 4c 8b 65 08 31 ff 4c 89 e3 83 [ 39.970377][ T3631] RSP: 0018:ffffc9000279fa20 EFLAGS: 00010293 [ 39.976451][ T3631] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 39.984530][ T3631] RDX: ffff88801dc39d00 RSI: ffffffff82136c13 RDI: 0000000000000003 [ 39.992707][ T3631] RBP: ffffea0001baed80 R08: 0000000000000000 R09: 0000000000000000 [ 40.000754][ T3631] R10: ffffffff82136b84 R11: 0000000000000000 R12: ffffea0001baed88 [ 40.008760][ T3631] R13: 0000000000000000 R14: ffffea0001baed80 R15: 0000000000000000 [ 40.016734][ T3631] FS: 00007ffa387b3700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 40.025720][ T3631] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.032362][ T3631] CR2: 00007ffa387b3718 CR3: 00000000740a2000 CR4: 0000000000350ee0 [ 40.040391][ T3631] Call Trace: [ 40.043687][ T3631] [ 40.046613][ T3631] folio_mark_dirty+0xc4/0x1c0 [ 40.051434][ T3631] set_page_dirty_lock+0xa2/0xe0 [ 40.056387][ T3631] unpin_user_pages_dirty_lock+0x3f7/0x550 [ 40.062542][ T3631] process_vm_rw_core.constprop.0+0x7bb/0x990 [ 40.068838][ T3631] ? vmalloc_dump_obj+0x1a0/0x1a0 [ 40.074025][ T3631] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 40.080381][ T3631] ? _copy_from_user+0x5d/0x180 [ 40.085255][ T3631] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 40.091045][ T3631] ? iovec_from_user+0x205/0x3c0 [ 40.096006][ T3631] ? import_iovec+0x10c/0x150 [ 40.100776][ T3631] process_vm_rw+0x29c/0x300 [ 40.105388][ T3631] ? process_vm_rw_core.constprop.0+0x990/0x990 [ 40.111690][ T3631] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 40.117697][ T3631] ? find_held_lock+0x2d/0x110 [ 40.122545][ T3631] ? __context_tracking_exit+0xb8/0xe0 [ 40.128045][ T3631] ? lock_downgrade+0x6e0/0x6e0 [ 40.132999][ T3631] __x64_sys_process_vm_writev+0xdf/0x1b0 [ 40.138865][ T3631] ? lockdep_hardirqs_on+0x79/0x100 [ 40.144106][ T3631] ? syscall_enter_from_user_mode+0x21/0x70 [ 40.150160][ T3631] do_syscall_64+0x35/0xb0 [ 40.154603][ T3631] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 40.160553][ T3631] RIP: 0033:0x7ffa38822a79 [ 40.164986][ T3631] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 40.184666][ T3631] RSP: 002b:00007ffa387b32f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000137 [ 40.193139][ T3631] RAX: ffffffffffffffda RBX: 00007ffa388aa438 RCX: 00007ffa38822a79 [ 40.201209][ T3631] RDX: 0000000000000001 RSI: 0000000020c22000 RDI: 0000000000000e2f [ 40.209216][ T3631] RBP: 00007ffa388aa430 R08: 0000000000000001 R09: 0000000000000000 [ 40.217203][ T3631] R10: 0000000020c22fa0 R11: 0000000000000246 R12: 00007ffa388aa43c [ 40.225226][ T3631] R13: 00007ffa38878074 R14: 65732f636f72702f R15: 0000000000022000 [ 40.233274][ T3631] [ 40.236296][ T3631] Kernel panic - not syncing: panic_on_warn set ... [ 40.242875][ T3631] CPU: 1 PID: 3631 Comm: syz-executor111 Not tainted 5.17.0-rc6-syzkaller-00048-g575115360652 #0 [ 40.253368][ T3631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.263420][ T3631] Call Trace: [ 40.266698][ T3631] [ 40.269626][ T3631] dump_stack_lvl+0xcd/0x134 [ 40.274223][ T3631] panic+0x2b0/0x6dd [ 40.278125][ T3631] ? __warn_printk+0xf3/0xf3 [ 40.282823][ T3631] ? __warn.cold+0x1d1/0x2cf [ 40.287421][ T3631] ? ext4_set_page_dirty+0x303/0x3f0 [ 40.292704][ T3631] __warn.cold+0x1ec/0x2cf [ 40.297125][ T3631] ? ext4_set_page_dirty+0x303/0x3f0 [ 40.302397][ T3631] report_bug+0x1bd/0x210 [ 40.306716][ T3631] handle_bug+0x3c/0x60 [ 40.310855][ T3631] exc_invalid_op+0x14/0x40 [ 40.315341][ T3631] asm_exc_invalid_op+0x12/0x20 [ 40.320180][ T3631] RIP: 0010:ext4_set_page_dirty+0x303/0x3f0 [ 40.326066][ T3631] Code: ff e8 b1 40 65 ff 48 83 eb 01 e9 d2 fd ff ff e8 a3 40 65 ff 48 c7 c6 40 9a c1 89 48 89 ef e8 24 ee 98 ff 0f 0b e8 8d 40 65 ff <0f> 0b e9 72 ff ff ff e8 81 40 65 ff 4c 8b 65 08 31 ff 4c 89 e3 83 [ 40.345671][ T3631] RSP: 0018:ffffc9000279fa20 EFLAGS: 00010293 [ 40.351731][ T3631] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 40.359684][ T3631] RDX: ffff88801dc39d00 RSI: ffffffff82136c13 RDI: 0000000000000003 [ 40.367644][ T3631] RBP: ffffea0001baed80 R08: 0000000000000000 R09: 0000000000000000 [ 40.375601][ T3631] R10: ffffffff82136b84 R11: 0000000000000000 R12: ffffea0001baed88 [ 40.383559][ T3631] R13: 0000000000000000 R14: ffffea0001baed80 R15: 0000000000000000 [ 40.391525][ T3631] ? ext4_set_page_dirty+0x274/0x3f0 [ 40.396806][ T3631] ? ext4_set_page_dirty+0x303/0x3f0 [ 40.402085][ T3631] folio_mark_dirty+0xc4/0x1c0 [ 40.407011][ T3631] set_page_dirty_lock+0xa2/0xe0 [ 40.411935][ T3631] unpin_user_pages_dirty_lock+0x3f7/0x550 [ 40.417734][ T3631] process_vm_rw_core.constprop.0+0x7bb/0x990 [ 40.423800][ T3631] ? vmalloc_dump_obj+0x1a0/0x1a0 [ 40.428820][ T3631] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 40.435052][ T3631] ? _copy_from_user+0x5d/0x180 [ 40.439898][ T3631] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 40.445617][ T3631] ? iovec_from_user+0x205/0x3c0 [ 40.450539][ T3631] ? import_iovec+0x10c/0x150 [ 40.455208][ T3631] process_vm_rw+0x29c/0x300 [ 40.459791][ T3631] ? process_vm_rw_core.constprop.0+0x990/0x990 [ 40.466045][ T3631] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 40.472028][ T3631] ? find_held_lock+0x2d/0x110 [ 40.476779][ T3631] ? __context_tracking_exit+0xb8/0xe0 [ 40.482251][ T3631] ? lock_downgrade+0x6e0/0x6e0 [ 40.487100][ T3631] __x64_sys_process_vm_writev+0xdf/0x1b0 [ 40.492809][ T3631] ? lockdep_hardirqs_on+0x79/0x100 [ 40.498014][ T3631] ? syscall_enter_from_user_mode+0x21/0x70 [ 40.503896][ T3631] do_syscall_64+0x35/0xb0 [ 40.508300][ T3631] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 40.514178][ T3631] RIP: 0033:0x7ffa38822a79 [ 40.518576][ T3631] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 40.538175][ T3631] RSP: 002b:00007ffa387b32f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000137 [ 40.546577][ T3631] RAX: ffffffffffffffda RBX: 00007ffa388aa438 RCX: 00007ffa38822a79 [ 40.554542][ T3631] RDX: 0000000000000001 RSI: 0000000020c22000 RDI: 0000000000000e2f [ 40.562505][ T3631] RBP: 00007ffa388aa430 R08: 0000000000000001 R09: 0000000000000000 [ 40.570465][ T3631] R10: 0000000020c22fa0 R11: 0000000000000246 R12: 00007ffa388aa43c [ 40.578423][ T3631] R13: 00007ffa38878074 R14: 65732f636f72702f R15: 0000000000022000 [ 40.586392][ T3631] [ 40.590418][ T3631] Kernel Offset: disabled [ 40.594774][ T3631] Rebooting in 86400 seconds..