[ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.210' (ECDSA) to the list of known hosts. syzkaller login: [ 67.505763][ T8417] IPVS: ftp: loaded support on port[0] = 21 [ 67.511078][ T8414] IPVS: ftp: loaded support on port[0] = 21 [ 67.521528][ T8418] IPVS: ftp: loaded support on port[0] = 21 [ 67.522212][ T8416] IPVS: ftp: loaded support on port[0] = 21 [ 67.529438][ T8415] IPVS: ftp: loaded support on port[0] = 21 [ 67.556861][ T8413] IPVS: ftp: loaded support on port[0] = 21 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 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 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 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 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 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 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 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 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 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 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 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 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 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 [ 79.261394][ T8415] ------------[ cut here ]------------ [ 79.267613][ T8415] raw_local_irq_restore() called with IRQs enabled [ 79.274286][ T8415] WARNING: CPU: 0 PID: 8415 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x1d/0x20 [ 79.285293][ T8415] Modules linked in: [ 79.289242][ T8415] CPU: 0 PID: 8415 Comm: syz-executor064 Not tainted 5.12.0-rc2-syzkaller #0 [ 79.298552][ T8415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 executing program executing program [ 79.308881][ T8415] RIP: 0010:warn_bogus_irq_restore+0x1d/0x20 [ 79.315170][ T8415] Code: be ff cc cc cc cc cc cc cc cc cc cc cc 80 3d 22 07 ad 04 00 74 01 c3 48 c7 c7 20 92 6b 89 c6 05 11 07 ad 04 01 e8 4c d1 be ff <0f> 0b c3 48 39 77 10 0f 84 97 00 00 00 66 f7 47 22 f0 ff 74 4b 48 [ 79.335310][ T8415] RSP: 0018:ffffc9000168f9c8 EFLAGS: 00010282 [ 79.341517][ T8415] RAX: 0000000000000000 RBX: ffff8880220c2040 RCX: 0000000000000000 [ 79.350045][ T8415] RDX: ffff8880168f0000 RSI: ffffffff815c3ee5 RDI: fffff520002d1f2b executing program executing program executing program [ 79.358842][ T8415] RBP: 0000000000000200 R08: 0000000000000000 R09: 0000000000000000 [ 79.366962][ T8415] R10: ffffffff815bcc7e R11: 0000000000000000 R12: 0000000000000003 [ 79.375356][ T8415] R13: ffffed1004418408 R14: 0000000000000001 R15: ffff8880b9c35f40 [ 79.383632][ T8415] FS: 00000000004dc300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 79.392883][ T8415] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.399937][ T8415] CR2: 00000000004e5628 CR3: 0000000013131000 CR4: 00000000001506f0 executing program executing program [ 79.408053][ T8415] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 79.416460][ T8415] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 79.424636][ T8415] Call Trace: [ 79.428402][ T8415] kvm_wait+0xc9/0xe0 [ 79.432430][ T8415] __pv_queued_spin_lock_slowpath+0x8b8/0xb40 [ 79.438658][ T8415] ? pv_hash+0x100/0x100 [ 79.443240][ T8415] ? lock_release+0x720/0x720 [ 79.448138][ T8415] do_raw_spin_lock+0x200/0x2b0 [ 79.453467][ T8415] ? rwlock_bug.part.0+0x90/0x90 [ 79.458863][ T8415] __ext4_new_inode+0x384f/0x5570 [ 79.464398][ T8415] ? ext4_mark_inode_used+0x14a0/0x14a0 [ 79.470412][ T8415] ? ext4_mkdir+0x6c4/0xb20 [ 79.475415][ T8415] ext4_mkdir+0x33a/0xb20 [ 79.480336][ T8415] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.487042][ T8415] ? ext4_rmdir+0xf10/0xf10 [ 79.491681][ T8415] ? inode_permission.part.0+0xb1/0x440 [ 79.497585][ T8415] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.504213][ T8415] vfs_mkdir+0x1ca/0x360 [ 79.508960][ T8415] do_mkdirat+0x284/0x310 [ 79.513498][ T8415] ? user_path_create+0xf0/0xf0 [ 79.518619][ T8415] ? syscall_enter_from_user_mode+0x27/0x70 [ 79.525051][ T8415] do_syscall_64+0x2d/0x70 [ 79.529794][ T8415] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 79.535815][ T8415] RIP: 0033:0x43fbb7 [ 79.540434][ T8415] Code: 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 79.560661][ T8415] RSP: 002b:00007ffdcf386d98 EFLAGS: 00000202 ORIG_RAX: 0000000000000053 [ 79.569369][ T8415] RAX: ffffffffffffffda RBX: 0000000000013580 RCX: 000000000043fbb7 [ 79.578413][ T8415] RDX: 0000000000000000 RSI: 00000000000001ff RDI: 00007ffdcf386dd0 [ 79.586785][ T8415] RBP: 0000000000000101 R08: 0000000000000000 R09: 0000000000000005 [ 79.595093][ T8415] R10: 00007ffdcf386b35 R11: 0000000000000202 R12: 00007ffdcf386dbc [ 79.603221][ T8415] R13: 00007ffdcf386dd0 R14: 00007ffdcf386e10 R15: 0000000000000100 [ 79.612291][ T8415] Kernel panic - not syncing: panic_on_warn set ... [ 79.619269][ T8415] CPU: 0 PID: 8415 Comm: syz-executor064 Not tainted 5.12.0-rc2-syzkaller #0 [ 79.628352][ T8415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.638844][ T8415] Call Trace: [ 79.642244][ T8415] dump_stack+0x141/0x1d7 [ 79.646779][ T8415] panic+0x306/0x73d [ 79.652298][ T8415] ? __warn_printk+0xf3/0xf3 [ 79.657062][ T8415] ? __warn.cold+0x1a/0x44 [ 79.663112][ T8415] ? warn_bogus_irq_restore+0x1d/0x20 [ 79.668812][ T8415] __warn.cold+0x35/0x44 [ 79.673212][ T8415] ? wake_up_klogd.part.0+0x8e/0xd0 [ 79.679261][ T8415] ? warn_bogus_irq_restore+0x1d/0x20 [ 79.684849][ T8415] report_bug+0x1bd/0x210 [ 79.689315][ T8415] handle_bug+0x3c/0x60 [ 79.693794][ T8415] exc_invalid_op+0x14/0x40 [ 79.698584][ T8415] asm_exc_invalid_op+0x12/0x20 [ 79.703856][ T8415] RIP: 0010:warn_bogus_irq_restore+0x1d/0x20 [ 79.710280][ T8415] Code: be ff cc cc cc cc cc cc cc cc cc cc cc 80 3d 22 07 ad 04 00 74 01 c3 48 c7 c7 20 92 6b 89 c6 05 11 07 ad 04 01 e8 4c d1 be ff <0f> 0b c3 48 39 77 10 0f 84 97 00 00 00 66 f7 47 22 f0 ff 74 4b 48 [ 79.730914][ T8415] RSP: 0018:ffffc9000168f9c8 EFLAGS: 00010282 [ 79.737023][ T8415] RAX: 0000000000000000 RBX: ffff8880220c2040 RCX: 0000000000000000 [ 79.745199][ T8415] RDX: ffff8880168f0000 RSI: ffffffff815c3ee5 RDI: fffff520002d1f2b [ 79.753792][ T8415] RBP: 0000000000000200 R08: 0000000000000000 R09: 0000000000000000 [ 79.761802][ T8415] R10: ffffffff815bcc7e R11: 0000000000000000 R12: 0000000000000003 [ 79.769967][ T8415] R13: ffffed1004418408 R14: 0000000000000001 R15: ffff8880b9c35f40 [ 79.778250][ T8415] ? wake_up_klogd.part.0+0x8e/0xd0 [ 79.783648][ T8415] ? vprintk_func+0x95/0x1e0 [ 79.788552][ T8415] ? warn_bogus_irq_restore+0x1d/0x20 [ 79.794094][ T8415] kvm_wait+0xc9/0xe0 [ 79.798206][ T8415] __pv_queued_spin_lock_slowpath+0x8b8/0xb40 [ 79.804410][ T8415] ? pv_hash+0x100/0x100 [ 79.808811][ T8415] ? lock_release+0x720/0x720 [ 79.813530][ T8415] do_raw_spin_lock+0x200/0x2b0 [ 79.818516][ T8415] ? rwlock_bug.part.0+0x90/0x90 [ 79.823502][ T8415] __ext4_new_inode+0x384f/0x5570 [ 79.828740][ T8415] ? ext4_mark_inode_used+0x14a0/0x14a0 [ 79.834661][ T8415] ? ext4_mkdir+0x6c4/0xb20 [ 79.839297][ T8415] ext4_mkdir+0x33a/0xb20 [ 79.843883][ T8415] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.850176][ T8415] ? ext4_rmdir+0xf10/0xf10 [ 79.854712][ T8415] ? inode_permission.part.0+0xb1/0x440 [ 79.860605][ T8415] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 79.867028][ T8415] vfs_mkdir+0x1ca/0x360 [ 79.871322][ T8415] do_mkdirat+0x284/0x310 [ 79.875943][ T8415] ? user_path_create+0xf0/0xf0 [ 79.881173][ T8415] ? syscall_enter_from_user_mode+0x27/0x70 [ 79.887297][ T8415] do_syscall_64+0x2d/0x70 [ 79.891761][ T8415] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 79.897925][ T8415] RIP: 0033:0x43fbb7 [ 79.901956][ T8415] Code: 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 79.922320][ T8415] RSP: 002b:00007ffdcf386d98 EFLAGS: 00000202 ORIG_RAX: 0000000000000053 [ 79.931353][ T8415] RAX: ffffffffffffffda RBX: 0000000000013580 RCX: 000000000043fbb7 [ 79.939843][ T8415] RDX: 0000000000000000 RSI: 00000000000001ff RDI: 00007ffdcf386dd0 [ 79.948215][ T8415] RBP: 0000000000000101 R08: 0000000000000000 R09: 0000000000000005 [ 79.956627][ T8415] R10: 00007ffdcf386b35 R11: 0000000000000202 R12: 00007ffdcf386dbc [ 79.964790][ T8415] R13: 00007ffdcf386dd0 R14: 00007ffdcf386e10 R15: 0000000000000100 [ 79.974420][ T8415] Kernel Offset: disabled [ 79.979329][ T8415] Rebooting in 86400 seconds..