Starting OpenBSD Secure Shell server... Starting Permit User Sessions... [ OK ] Started Permit User Sessions. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty4. [ OK ] Started OpenBSD Secure Shell server. Warning: Permanently added '10.128.0.52' (ECDSA) to the list of known hosts. executing program [* ] 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)[ 18.004937][ T22] audit: type=1400 audit(1609014244.538:8): avc: denied { execmem } for pid=348 comm="syz-executor361" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 18.030378][ T350] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 18.041821][ T350] Quota error (device loop0): qtree_write_dquot: Error -2054730252 occurred while creating quota [ 18.052952][ T350] EXT4-fs error (device loop0): ext4_mb_generate_buddy:747: group 0, block bitmap and bg descriptor inconsistent: 32768 vs 25 free clusters [ 18.067596][ T350] Quota error (device loop0): write_blk: dquota write failed [ 18.075046][ T350] Quota error (device loop0): qtree_write_dquot: Error -28 occurred while creating quota [ 18.086012][ T350] kasan: CONFIG_KASAN_INLINE enabled [ 18.091285][ T350] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 18.099375][ T350] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 18.106293][ T350] CPU: 0 PID: 350 Comm: syz-executor361 Not tainted 5.4.85-syzkaller-00188-g8657d5d6282f #0 [ 18.116337][ T350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.126391][ T350] RIP: 0010:dqput+0x50c/0x770 [ 18.131067][ T350] Code: 68 48 83 c5 74 48 89 e8 48 c1 e8 03 42 8a 04 28 84 c0 0f 85 f1 01 00 00 44 8b 75 00 48 81 c3 28 01 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 28 84 c0 0f 85 f0 01 00 00 8b 1b bd 01 00 00 00 44 89 f1 [ 18.150657][ T350] RSP: 0018:ffff8881e8d6f7e0 EFLAGS: 00010203 [ 18.156690][ T350] RAX: 000b6a7de00b6a9b RBX: 005b53ef005b54de RCX: ffffffff81b2f774 [ 18.164649][ T350] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffffff85874e5c [ 18.172609][ T350] RBP: ffffffff85874e68 R08: dffffc0000000000 R09: fffffbfff0b0e9cc [ 18.180569][ T350] R10: fffffbfff0b0e9cc R11: 0000000000000000 R12: 0000000000000000 [ 18.188525][ T350] R13: dffffc0000000000 R14: 00000000005b542a R15: ffffffff85874e58 [ 18.196485][ T350] FS: 0000000001de1880(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 18.205391][ T350] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.211946][ T350] CR2: 00000000004c4008 CR3: 000000000540e000 CR4: 00000000001406f0 [ 18.219905][ T350] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 18.227949][ T350] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 18.235905][ T350] Call Trace: [ 18.239188][ T350] dquot_drop+0x1e5/0x2a0 [ 18.243661][ T350] ext4_clear_inode+0x4c/0x170 [ 18.248395][ T350] ext4_evict_inode+0x714/0x1a70 [ 18.253304][ T350] ? sb_clear_inode_writeback+0x2c0/0x2c0 [ 18.259010][ T350] ? ext4_truncate_restart_trans+0xe0/0xe0 [ 18.264787][ T350] ? _raw_spin_trylock_bh+0x1a0/0x1a0 [ 18.270126][ T350] ? ext4_truncate_restart_trans+0xe0/0xe0 [ 18.275924][ T350] evict+0x29b/0x6a0 [ 18.279791][ T350] ? list_lru_del+0x3fc/0x440 [ 18.284435][ T350] evict_inodes+0x608/0x690 [ 18.288906][ T350] ? clear_inode+0x180/0x180 [ 18.293467][ T350] ? sync_filesystem+0x19e/0x200 [ 18.298391][ T350] generic_shutdown_super+0x8f/0x2a0 [ 18.303661][ T350] kill_block_super+0x79/0xd0 [ 18.308307][ T350] deactivate_locked_super+0xaf/0x100 [ 18.313647][ T350] deactivate_super+0x1b8/0x280 [ 18.318466][ T350] ? deactivate_locked_super+0x100/0x100 [ 18.324066][ T350] ? dput+0x4ed/0x5e0 [ 18.328017][ T350] ? _raw_spin_lock_irq+0xa4/0x1b0 [ 18.333112][ T350] ? find_next_bit+0xd8/0x120 [ 18.337845][ T350] cleanup_mnt+0x432/0x4e0 [ 18.342238][ T350] task_work_run+0x176/0x1a0 [ 18.346811][ T350] do_exit+0xcc2/0x2830 [ 18.350940][ T350] ? mm_update_next_owner+0x5d0/0x5d0 [ 18.356282][ T350] ? __up_read+0x6f/0x1b0 [ 18.360599][ T350] ? check_preemption_disabled+0x15a/0x330 [ 18.366375][ T350] ? debug_smp_processor_id+0x20/0x20 [ 18.371721][ T350] do_group_exit+0x155/0x2b0 [ 18.376281][ T350] __do_sys_exit_group+0x13/0x20 [ 18.381189][ T350] __se_sys_exit_group+0x10/0x10 [ 18.386111][ T350] __x64_sys_exit_group+0x37/0x40 [ 18.391121][ T350] do_syscall_64+0xcb/0x150 [ 18.395598][ T350] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 18.401460][ T350] RIP: 0033:0x443a28 [ 18.405334][ T350] Code: Bad RIP value. [ 18.409381][ T350] RSP: 002b:00007ffd76818848 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 18.417781][ T350] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000443a28 [ 18.425815][ T350] RDX: 0000000000000001 RSI: 000000000000003c RDI: 0000000000000001 [ 18.433758][ T350] RBP: 00000000004c3fd0 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 18.441716][ T350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 18.449658][ T350] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 18.457816][ T350] Modules linked in: [ 18.461818][ T350] ---[ end trace 8a94edbf5091c039 ]--- [ 18.467277][ T350] RIP: 0010:dqput+0x50c/0x770 [ 18.471996][ T350] Code: 68 48 83 c5 74 48 89 e8 48 c1 e8 03 42 8a 04 28 84 c0 0f 85 f1 01 00 00 44 8b 75 00 48 81 c3 28 01 00 00 48 89 d8 48 c1 e8 03 <42> 8a 04 28 84 c0 0f 85 f0 01 00 00 8b 1b bd 01 00 00 00 44 89 f1 [ 18.491653][ T350] RSP: 0018:ffff8881e8d6f7e0 EFLAGS: 00010203 [ 18.491667][ T350] RAX: 000b6a7de00b6a9b RBX: 005b53ef005b54de RCX: ffffffff81b2f774 [ 18.505730][ T350] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffffff85874e5c [ 18.513923][ T350] RBP: ffffffff85874e68 R08: dffffc0000000000 R09: fffffbfff0b0e9cc [ 18.521999][ T350] R10: fffffbfff0b0e9cc R11: 0000000000000000 R12: 0000000000000000 [ *[0;1[ 18.530787][ T350] R13: dffffc0000000000 R14: 00000000005b542a R15: ffffffff85874e58 ;31m*[ 18.543262][ T350] FS: 0000000001de1880(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 * ] A start [ 18.553590][ T350] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 job is running f[ 18.561610][ T350] CR2: 00000000004439fe CR3: 000000000540e000 CR4: 00000000001406f0 or dev-ttyS0.dev[ 18.571069][ T350] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 ice (11s / 1min [ 18.580416][ T350] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 30s)[ 18.589783][ T350] Kernel panic - not syncing: Fatal exception [ 18.596755][ T350] Kernel Offset: disabled [ 18.601064][ T350] Rebooting in 86400 seconds..