Warning: Permanently added '10.128.0.4' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 68.962554][ T6559] loop0: detected capacity change from 0 to 6 [ 68.971110][ T6559] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 69.069215][ T6566] loop0: detected capacity change from 0 to 6 [ 69.080295][ T6566] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 69.144583][ T6572] loop0: detected capacity change from 0 to 6 [ 69.153025][ T6572] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 69.224731][ T6578] loop0: detected capacity change from 0 to 6 [ 69.233128][ T6578] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 69.330275][ T6584] loop0: detected capacity change from 0 to 6 [ 69.348951][ T6584] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 69.395638][ T6590] loop0: detected capacity change from 0 to 6 [ 69.404013][ T6590] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 69.499179][ T6596] loop0: detected capacity change from 0 to 6 [ 69.510056][ T6596] FAT-fs (loop0): Directory bread(block 6) failed executing program executing program [ 69.585585][ T6603] loop0: detected capacity change from 0 to 6 [ 69.594100][ T6603] FAT-fs (loop0): Directory bread(block 6) failed executing program executing program [ 69.649753][ T6609] loop0: detected capacity change from 0 to 6 [ 69.659045][ T6609] FAT-fs (loop0): Directory bread(block 6) failed [ 69.704957][ T6615] loop0: detected capacity change from 0 to 6 [ 69.717015][ T6615] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 69.815255][ T6621] loop0: detected capacity change from 0 to 6 [ 69.823657][ T6621] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 69.890696][ T6627] loop0: detected capacity change from 0 to 6 [ 69.909529][ T6627] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 69.974878][ T6633] loop0: detected capacity change from 0 to 6 [ 69.983647][ T6633] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 70.039586][ T6640] loop0: detected capacity change from 0 to 6 [ 70.049860][ T6640] FAT-fs (loop0): Directory bread(block 6) failed executing program executing program [ 70.115041][ T6646] loop0: detected capacity change from 0 to 6 [ 70.123666][ T6646] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 70.165247][ T6651] loop0: detected capacity change from 0 to 6 [ 70.188368][ T6651] FAT-fs (loop0): Directory bread(block 6) failed [ 70.229518][ T6655] loop0: detected capacity change from 0 to 6 [ 70.244385][ T6655] FAT-fs (loop0): Directory bread(block 6) failed executing program executing program [ 70.295847][ T6664] loop0: detected capacity change from 0 to 6 [ 70.311224][ T6664] FAT-fs (loop0): Directory bread(block 6) failed [ 70.369389][ T6667] loop0: detected capacity change from 0 to 6 [ 70.377905][ T6667] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 70.443088][ T6674] loop0: detected capacity change from 0 to 6 [ 70.452770][ T6674] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 70.515626][ T6682] loop0: detected capacity change from 0 to 6 [ 70.526486][ T6682] FAT-fs (loop0): Directory bread(block 6) failed executing program executing program [ 70.605221][ T6689] loop0: detected capacity change from 0 to 6 [ 70.614023][ T6689] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 70.665306][ T6695] loop0: detected capacity change from 0 to 6 [ 70.677231][ T6695] FAT-fs (loop0): Directory bread(block 6) failed [ 70.729971][ T6698] loop0: detected capacity change from 0 to 6 [ 70.739618][ T6698] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 70.825290][ T6707] loop0: detected capacity change from 0 to 6 [ 70.834199][ T6707] FAT-fs (loop0): Directory bread(block 6) failed executing program executing program [ 70.925217][ T6713] loop0: detected capacity change from 0 to 6 [ 70.935070][ T6713] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 71.013840][ T6720] loop0: detected capacity change from 0 to 6 [ 71.022742][ T6720] FAT-fs (loop0): Directory bread(block 6) failed executing program executing program [ 71.084956][ T6726] loop0: detected capacity change from 0 to 6 [ 71.094147][ T6726] FAT-fs (loop0): Directory bread(block 6) failed [ 71.145061][ T6732] loop0: detected capacity change from 0 to 6 [ 71.155011][ T6732] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 71.228535][ T6738] loop0: detected capacity change from 0 to 6 [ 71.242900][ T6738] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 71.314520][ T6744] loop0: detected capacity change from 0 to 6 [ 71.324087][ T6744] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 71.405612][ T6750] loop0: detected capacity change from 0 to 6 [ 71.428233][ T6750] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 71.505625][ T6756] loop0: detected capacity change from 0 to 6 [ 71.516254][ T6756] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 71.585887][ T6762] loop0: detected capacity change from 0 to 6 [ 71.609806][ T6762] FAT-fs (loop0): Directory bread(block 6) failed executing program executing program [ 71.723457][ T6766] loop0: detected capacity change from 0 to 6 [ 71.732134][ T6766] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 71.783631][ T6772] loop0: detected capacity change from 0 to 6 [ 71.798513][ T6772] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 71.846173][ T6777] loop0: detected capacity change from 0 to 6 [ 71.855377][ T6777] FAT-fs (loop0): Directory bread(block 6) failed [ 71.896681][ T6783] loop0: detected capacity change from 0 to 6 [ 71.905800][ T6783] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 71.943437][ T6789] loop0: detected capacity change from 0 to 6 [ 71.958542][ T6789] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 72.016847][ T6795] loop0: detected capacity change from 0 to 6 [ 72.025814][ T6795] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 72.082001][ T6801] loop0: detected capacity change from 0 to 6 [ 72.099448][ T6801] FAT-fs (loop0): Directory bread(block 6) failed executing program executing program [ 72.200722][ T6810] loop0: detected capacity change from 0 to 6 [ 72.218233][ T6810] FAT-fs (loop0): Directory bread(block 6) failed executing program executing program [ 72.310046][ T6814] loop0: detected capacity change from 0 to 6 [ 72.330836][ T6814] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 72.429153][ T6821] loop0: detected capacity change from 0 to 6 [ 72.438956][ T6821] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 72.501039][ T6828] loop0: detected capacity change from 0 to 6 [ 72.512802][ T6828] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 72.575657][ T6834] loop0: detected capacity change from 0 to 6 [ 72.585534][ T6834] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 72.666756][ T6840] loop0: detected capacity change from 0 to 6 [ 72.675308][ T6840] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 72.736543][ T6845] loop0: detected capacity change from 0 to 6 [ 72.745360][ T6845] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 72.818287][ T6854] loop0: detected capacity change from 0 to 6 [ 72.832271][ T6854] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 72.916123][ T6860] loop0: detected capacity change from 0 to 6 [ 72.925091][ T6860] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 72.986192][ T6864] loop0: detected capacity change from 0 to 6 [ 72.989142][ T6563] blk_update_request: I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0 [ 73.004518][ T6864] FAT-fs (loop0): Directory bread(block 6) failed executing program executing program [ 73.076599][ T6872] loop0: detected capacity change from 0 to 6 [ 73.085600][ T6872] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 73.144022][ T6878] loop0: detected capacity change from 0 to 6 [ 73.153341][ T6878] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 73.220495][ T6882] loop0: detected capacity change from 0 to 6 [ 73.233488][ T6882] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 73.293646][ T6889] loop0: detected capacity change from 0 to 6 [ 73.303767][ T6889] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 73.362596][ T6895] loop0: detected capacity change from 0 to 6 [ 73.374070][ T6895] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 73.433660][ T6901] loop0: detected capacity change from 0 to 6 [ 73.444434][ T6901] FAT-fs (loop0): Directory bread(block 6) failed executing program executing program [ 73.501785][ T6907] loop0: detected capacity change from 0 to 6 [ 73.510594][ T6907] FAT-fs (loop0): Directory bread(block 6) failed [ 73.569672][ T6912] loop0: detected capacity change from 0 to 6 [ 73.584737][ T6912] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 73.651410][ T6918] loop0: detected capacity change from 0 to 6 [ 73.665494][ T6918] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 73.733603][ T6924] loop0: detected capacity change from 0 to 6 [ 73.743720][ T6924] FAT-fs (loop0): Directory bread(block 6) failed executing program executing program [ 73.811405][ T6930] loop0: detected capacity change from 0 to 6 [ 73.825393][ T6930] FAT-fs (loop0): Directory bread(block 6) failed [ 73.873117][ T6936] loop0: detected capacity change from 0 to 6 [ 73.883555][ T6936] FAT-fs (loop0): Directory bread(block 6) failed executing program [ 73.970466][ T6944] loop0: detected capacity change from 0 to 6 [ 73.979535][ T6944] FAT-fs (loop0): Directory bread(block 6) failed executing program executing program executing program [ 74.056538][ T6951] loop0: detected capacity change from 0 to 6 [ 74.065464][ T6951] FAT-fs (loop0): Directory bread(block 6) failed [ 74.188037][ C0] general protection fault, probably for non-canonical address 0xdffffc00000000aa: 0000 [#1] PREEMPT SMP KASAN [ 74.199878][ C0] KASAN: null-ptr-deref in range [0x0000000000000550-0x0000000000000557] [ 74.208290][ C0] CPU: 0 PID: 6563 Comm: systemd-udevd Not tainted 5.14.0-rc5-next-20210810-syzkaller #0 [ 74.218195][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.228247][ C0] RIP: 0010:wb_timer_fn+0x149/0x1740 [ 74.233552][ C0] Code: 03 80 3c 02 00 0f 85 68 13 00 00 48 8b 9b c8 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 8d bb 50 05 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 35 13 00 00 48 8b 9b 50 05 00 00 48 b8 00 00 00 [ 74.253704][ C0] RSP: 0018:ffffc90000007cd8 EFLAGS: 00010206 [ 74.259854][ C0] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000100 [ 74.267821][ C0] RDX: 00000000000000aa RSI: ffffffff83d107dd RDI: 0000000000000550 [ 74.275816][ C0] RBP: ffff88801ab3cc00 R08: 0000000000000003 R09: ffff88801ab3cd83 [ 74.283794][ C0] R10: ffffffff83d107d2 R11: 0000000000027e24 R12: 0000000000000003 [ 74.291759][ C0] R13: 0000000000000000 R14: ffff888146318000 R15: ffff88801ab3ccd0 [ 74.299724][ C0] FS: 00007fc1898e38c0(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 74.308651][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.315254][ C0] CR2: 000055aed4a39410 CR3: 0000000025577000 CR4: 00000000001506f0 [ 74.323412][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.331391][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.339459][ C0] Call Trace: [ 74.342727][ C0] [ 74.345563][ C0] ? blk_stat_free_callback_rcu+0x80/0x80 [ 74.351288][ C0] call_timer_fn+0x1a5/0x6b0 [ 74.355969][ C0] ? add_timer_on+0x4a0/0x4a0 [ 74.360647][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 74.365545][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 74.370485][ C0] ? __next_timer_interrupt+0x244/0x2c0 [ 74.376031][ C0] ? blk_stat_free_callback_rcu+0x80/0x80 [ 74.381765][ C0] ? blk_stat_free_callback_rcu+0x80/0x80 [ 74.387824][ C0] __run_timers.part.0+0x675/0xa20 [ 74.392946][ C0] ? call_timer_fn+0x6b0/0x6b0 [ 74.397888][ C0] ? lapic_next_event+0x4d/0x80 [ 74.402861][ C0] ? kvm_sched_clock_read+0x14/0x40 [ 74.408059][ C0] ? sched_clock_cpu+0x15/0x1f0 [ 74.412937][ C0] ? tick_program_event+0xb4/0x140 [ 74.418313][ C0] run_timer_softirq+0xb3/0x1d0 [ 74.423184][ C0] __do_softirq+0x29b/0x9c2 [ 74.427693][ C0] __irq_exit_rcu+0x16e/0x1c0 [ 74.432376][ C0] irq_exit_rcu+0x5/0x20 [ 74.436623][ C0] sysvec_apic_timer_interrupt+0x93/0xc0 [ 74.442280][ C0] [ 74.445397][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 74.451381][ C0] RIP: 0010:tomoyo_domain_quota_is_ok+0x105/0x550 [ 74.458324][ C0] Code: 68 10 48 3b 2c 24 0f 84 f4 00 00 00 49 be 00 00 00 00 00 fc ff df eb 5f e8 f8 8b d7 fd 48 89 e8 48 89 ee 48 c1 e8 03 83 e6 07 <42> 0f b6 0c 30 48 8d 45 07 48 89 c2 48 c1 ea 03 42 0f b6 14 32 40 [ 74.478191][ C0] RSP: 0018:ffffc900011df908 EFLAGS: 00000246 [ 74.484256][ C0] RAX: 1ffff1100f264000 RBX: 0000000000000010 RCX: 0000000000000000 [ 74.492218][ C0] RDX: ffff888019120000 RSI: 0000000000000000 RDI: 0000000000000003 [ 74.500181][ C0] RBP: ffff888079320000 R08: 0000000000000000 R09: 0000000000000010 [ 74.508158][ C0] R10: ffffffff839e1c9a R11: 0000000000000010 R12: 0000000000000002 [ 74.516121][ C0] R13: 00000000000000e1 R14: dffffc0000000000 R15: 0000000000000000 [ 74.524097][ C0] ? tomoyo_domain_quota_is_ok+0x32a/0x550 [ 74.529916][ C0] ? tomoyo_domain_quota_is_ok+0xf8/0x550 [ 74.535643][ C0] tomoyo_supervisor+0x2f2/0xf00 [ 74.540591][ C0] ? tomoyo_profile+0x50/0x50 [ 74.545271][ C0] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 74.551099][ C0] ? debug_check_no_obj_freed+0x20c/0x420 [ 74.556826][ C0] ? kasan_quarantine_put+0xf5/0x210 [ 74.562109][ C0] ? trace_hardirqs_on+0x5b/0x1c0 [ 74.567136][ C0] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 74.572868][ C0] ? tomoyo_path_matches_pattern+0x110/0x280 [ 74.578849][ C0] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 74.585093][ C0] ? tomoyo_check_path_acl+0xab/0x210 [ 74.590463][ C0] ? __sanitizer_cov_trace_const_cmp2+0x22/0x80 [ 74.596705][ C0] ? tomoyo_same_mount_acl+0x450/0x450 [ 74.602166][ C0] tomoyo_path_permission+0x270/0x3a0 [ 74.607537][ C0] tomoyo_path_perm+0x2f0/0x400 [ 74.612386][ C0] ? tomoyo_check_open_permission+0x380/0x380 [ 74.618453][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 74.623313][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 74.628281][ C0] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 74.634117][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 74.639585][ C0] ? kmem_cache_free+0x3ce/0x5a0 [ 74.644533][ C0] ? putname+0xe1/0x120 [ 74.648697][ C0] ? _raw_spin_unlock+0x24/0x40 [ 74.653550][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 74.659012][ C0] ? lock_acquire+0x442/0x510 [ 74.663689][ C0] security_inode_getattr+0xcf/0x140 [ 74.668975][ C0] vfs_fstat+0x43/0xb0 [ 74.673052][ C0] __do_sys_newfstat+0x81/0x100 [ 74.677898][ C0] ? __do_sys_fstat+0x100/0x100 [ 74.682915][ C0] ? lock_release+0x522/0x720 [ 74.687607][ C0] ? __context_tracking_exit+0xb8/0xe0 [ 74.693176][ C0] ? get_vtime_delta+0x26e/0x420 [ 74.698123][ C0] ? __secure_computing+0x104/0x360 [ 74.703331][ C0] ? syscall_trace_enter.constprop.0+0x94/0x270 [ 74.709591][ C0] do_syscall_64+0x35/0xb0 [ 74.714014][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 74.719917][ C0] RIP: 0033:0x7fc1887552e2 [ 74.724340][ C0] Code: 48 8b 05 b9 db 2b 00 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 83 ff 01 77 33 48 63 fe b8 05 00 00 00 48 89 d6 0f 05 <48> 3d 00 f0 ff ff 77 06 f3 c3 0f 1f 40 00 48 8b 15 81 db 2b 00 f7 [ 74.743955][ C0] RSP: 002b:00007ffed32f4de8 EFLAGS: 00000246 ORIG_RAX: 0000000000000005 [ 74.752376][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc1887552e2 [ 74.760339][ C0] RDX: 00007ffed32f4e00 RSI: 00007ffed32f4e00 RDI: 0000000000000007 [ 74.768303][ C0] RBP: 00007ffed32f4f80 R08: 0000000000000000 R09: 0000000000000001 [ 74.776267][ C0] R10: 0000000000080000 R11: 0000000000000246 R12: 000055aed49f40e0 [ 74.784316][ C0] R13: 000055aed4a06f10 R14: 00007ffed32f4ee0 R15: 00007ffed32f4f40 [ 74.792302][ C0] Modules linked in: [ 74.796250][ C0] ---[ end trace 85971c24ea99db54 ]--- [ 74.796265][ C0] RIP: 0010:wb_timer_fn+0x149/0x1740 [ 74.796305][ C0] Code: 03 80 3c 02 00 0f 85 68 13 00 00 48 8b 9b c8 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 8d bb 50 05 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 35 13 00 00 48 8b 9b 50 05 00 00 48 b8 00 00 00 [ 74.796332][ C0] RSP: 0018:ffffc90000007cd8 EFLAGS: 00010206 [ 74.796355][ C0] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000100 [ 74.796374][ C0] RDX: 00000000000000aa RSI: ffffffff83d107dd RDI: 0000000000000550 [ 74.796392][ C0] RBP: ffff88801ab3cc00 R08: 0000000000000003 R09: ffff88801ab3cd83 [ 74.796410][ C0] R10: ffffffff83d107d2 R11: 0000000000027e24 R12: 0000000000000003 [ 74.796428][ C0] R13: 0000000000000000 R14: ffff888146318000 R15: ffff88801ab3ccd0 [ 74.796447][ C0] FS: 00007fc1898e38c0(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 74.796474][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.796494][ C0] CR2: 000055aed4a39410 CR3: 0000000025577000 CR4: 00000000001506f0 [ 74.796512][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.796529][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.796550][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 74.797959][ C0] Kernel Offset: disabled [ 74.924855][ C0] Rebooting in 86400 seconds..