program:
syz_mount_image$squashfs(&(0x7f0000000000), &(0x7f00000001c0)='./file0\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="6d616e642c0042742d8d5224fcca151088a9b7d04697c677c35700ad775f9ee1ae34b796b23373b3e00423b045d36ecccd4c1eaec2f355610ffff6fefb6c2c10025111e6b245d3564424ccdd6aa0a2d64ff8205926329ad3a32794c60c193afe8024cab7e5f4353fab45117b67"], 0x0, 0x188, &(0x7f0000000540)="$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")
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x10)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
chdir(&(0x7f0000000140)='./bus\x00')
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0)
[ 76.279500][ T1316] ieee802154 phy0 wpan0: encryption failed: -22
[ 76.282394][ T1316] ieee802154 phy1 wpan1: encryption failed: -22
[ 76.286415][ T5335] Bluetooth: hci0: command tx timeout
[ 76.313763][ T5355] loop0: detected capacity change from 0 to 8
[ 76.382029][ T5355] ------------[ cut here ]------------
[ 76.384579][ T5355] WARNING: CPU: 0 PID: 5355 at fs/overlayfs/copy_up.c:276 ovl_copy_up_file+0x640/0x6a0
[ 76.389251][ T5355] Modules linked in:
[ 76.391087][ T5355] CPU: 0 UID: 0 PID: 5355 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 76.395062][ T5355] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 76.399648][ T5355] RIP: 0010:ovl_copy_up_file+0x640/0x6a0
[ 76.402044][ T5355] Code: e9 2d ff ff ff e8 60 ac 8b fe 49 bc 00 00 00 00 00 fc ff df e9 14 ff ff ff e8 4c ac 8b fe 90 0f 0b 90 eb 09 e8 41 ac 8b fe 90 <0f> 0b 90 41 bd fb ff ff ff 48 8b 5c 24 10 e9 8d fb ff ff e8 d8 35
[ 76.409596][ T5355] RSP: 0018:ffffc9000d50f040 EFLAGS: 00010283
[ 76.412005][ T5355] RAX: ffffffff833410ff RBX: ffffc9000d50f0c0 RCX: 0000000000100000
[ 76.415028][ T5355] RDX: ffffc9000e332000 RSI: 000000000000253c RDI: 000000000000253d
[ 76.418271][ T5355] RBP: ffffc9000d50f170 R08: ffffc9000d50f0cf R09: 0000000000000000
[ 76.421486][ T5355] R10: ffffc9000d50f0c0 R11: fffff52001aa1e1a R12: dffffc0000000000
[ 76.424713][ T5355] R13: fc0000000000000a R14: ffff888043448380 R15: ffff88805286c178
[ 76.428204][ T5355] FS: 00007f33301f56c0(0000) GS:ffff88808d007000(0000) knlGS:0000000000000000
[ 76.431996][ T5355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 76.434893][ T5355] CR2: 00007ffd171a4f32 CR3: 0000000043db0000 CR4: 0000000000352ef0
[ 76.438505][ T5355] Call Trace:
[ 76.440050][ T5355]
[ 76.441691][ T5355] ? __pfx_ovl_copy_up_file+0x10/0x10
[ 76.443844][ T5355] ? rcu_read_lock_any_held+0xb3/0x120
[ 76.446174][ T5355] ? __pfx_rcu_read_lock_any_held+0x10/0x10
[ 76.449098][ T5355] ? ovl_copy_up_flags+0x139d/0x2fe0
[ 76.451506][ T5355] ovl_copy_up_flags+0x1502/0x2fe0
[ 76.453857][ T5355] ? __pfx_ovl_copy_up_flags+0x10/0x10
[ 76.456242][ T5355] ? stack_trace_save+0x9c/0xe0
[ 76.458632][ T5355] ? __pfx_stack_trace_save+0x10/0x10
[ 76.461015][ T5355] ? stack_depot_save_flags+0x40/0x860
[ 76.463355][ T5355] ? kasan_save_track+0x4f/0x80
[ 76.465556][ T5355] ? kasan_save_track+0x3e/0x80
[ 76.467951][ T5355] ? kasan_save_free_info+0x46/0x50
[ 76.470235][ T5355] ? __kasan_slab_free+0x5b/0x80
[ 76.472363][ T5355] ? kfree+0x18e/0x440
[ 76.474156][ T5355] ? tomoyo_check_open_permission+0x2c2/0x3b0
[ 76.476678][ T5355] ? security_file_open+0xb1/0x270
[ 76.479047][ T5355] ? do_dentry_open+0x384/0x13f0
[ 76.481111][ T5355] ? vfs_open+0x3b/0x340
[ 76.482931][ T5355] ? path_openat+0x2ee5/0x3830
[ 76.484981][ T5355] ? do_filp_open+0x1fa/0x410
[ 76.487000][ T5355] ? do_sys_openat2+0x121/0x1c0
[ 76.489208][ T5355] ? __x64_sys_openat+0x138/0x170
[ 76.491313][ T5355] ? ovl_already_copied_up+0x181/0x310
[ 76.493574][ T5355] ovl_open+0x138/0x2f0
[ 76.495351][ T5355] ? __pfx_apparmor_file_open+0x10/0x10
[ 76.497866][ T5355] ? __pfx_ovl_open+0x10/0x10
[ 76.499956][ T5355] ? tomoyo_file_open+0x165/0x220
[ 76.502294][ T5355] ? fsnotify_open_perm_and_set_mode+0x11a/0x610
[ 76.505074][ T5355] ? __pfx_ovl_open+0x10/0x10
[ 76.507112][ T5355] do_dentry_open+0x953/0x13f0
[ 76.509301][ T5355] vfs_open+0x3b/0x340
[ 76.511001][ T5355] ? path_openat+0x2ecd/0x3830
[ 76.513074][ T5355] path_openat+0x2ee5/0x3830
[ 76.515108][ T5355] ? arch_stack_walk+0xfc/0x150
[ 76.517359][ T5355] ? __pfx_path_openat+0x10/0x10
[ 76.519706][ T5355] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.522527][ T5355] do_filp_open+0x1fa/0x410
[ 76.524574][ T5355] ? __lock_acquire+0xab9/0xd20
[ 76.526675][ T5355] ? __pfx_do_filp_open+0x10/0x10
[ 76.529020][ T5355] ? _raw_spin_unlock+0x28/0x50
[ 76.531102][ T5355] ? alloc_fd+0x64c/0x6c0
[ 76.533033][ T5355] do_sys_openat2+0x121/0x1c0
[ 76.535588][ T5355] ? __pfx_do_sys_openat2+0x10/0x10
[ 76.538427][ T5355] ? rcu_is_watching+0x15/0xb0
[ 76.540576][ T5355] __x64_sys_openat+0x138/0x170
[ 76.543113][ T5355] do_syscall_64+0xfa/0x3b0
[ 76.545061][ T5355] ? lockdep_hardirqs_on+0x9c/0x150
[ 76.547214][ T5355] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.550649][ T5355] ? clear_bhb_loop+0x60/0xb0
[ 76.552747][ T5355] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.555326][ T5355] RIP: 0033:0x7f3333d8eec9
[ 76.557293][ T5355] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
[ 76.565140][ T5355] RSP: 002b:00007f33301f5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
[ 76.568965][ T5355] RAX: ffffffffffffffda RBX: 00007f3333fe5fa0 RCX: 00007f3333d8eec9
[ 76.572371][ T5355] RDX: 0000000000000042 RSI: 0000200000000040 RDI: ffffffffffffff9c
[ 76.575653][ T5355] RBP: 00007f3333e11f91 R08: 0000000000000000 R09: 0000000000000000
[ 76.579185][ T5355] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 76.582727][ T5355] R13: 00007f3333fe6038 R14: 00007f3333fe5fa0 R15: 00007ffed7b931a8
[ 76.586258][ T5355]
[ 76.587811][ T5355] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 76.590954][ T5355] CPU: 0 UID: 0 PID: 5355 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 76.594834][ T5355] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 76.599449][ T5355] Call Trace:
[ 76.600872][ T5355]
[ 76.602059][ T5355] dump_stack_lvl+0x99/0x250
[ 76.603987][ T5355] ? __asan_memcpy+0x40/0x70
[ 76.605868][ T5355] ? __pfx_dump_stack_lvl+0x10/0x10
[ 76.608160][ T5355] ? __pfx__printk+0x10/0x10
[ 76.610136][ T5355] vpanic+0x281/0x750
[ 76.611818][ T5355] ? __pfx__printk+0x10/0x10
[ 76.613854][ T5355] ? __pfx_vpanic+0x10/0x10
[ 76.615778][ T5355] ? is_bpf_text_address+0x26/0x2b0
[ 76.618065][ T5355] panic+0xb9/0xc0
[ 76.619603][ T5355] ? __pfx_panic+0x10/0x10
[ 76.621490][ T5355] __warn+0x31b/0x4b0
[ 76.623216][ T5355] ? ovl_copy_up_file+0x640/0x6a0
[ 76.625424][ T5355] ? ovl_copy_up_file+0x640/0x6a0
[ 76.627556][ T5355] report_bug+0x2be/0x4f0
[ 76.629399][ T5355] ? ovl_copy_up_file+0x640/0x6a0
[ 76.631563][ T5355] ? ovl_copy_up_file+0x640/0x6a0
[ 76.633761][ T5355] ? ovl_copy_up_file+0x642/0x6a0
[ 76.635833][ T5355] handle_bug+0x84/0x160
[ 76.637698][ T5355] exc_invalid_op+0x1a/0x50
[ 76.639517][ T5355] asm_exc_invalid_op+0x1a/0x20
[ 76.641593][ T5355] RIP: 0010:ovl_copy_up_file+0x640/0x6a0
[ 76.643884][ T5355] Code: e9 2d ff ff ff e8 60 ac 8b fe 49 bc 00 00 00 00 00 fc ff df e9 14 ff ff ff e8 4c ac 8b fe 90 0f 0b 90 eb 09 e8 41 ac 8b fe 90 <0f> 0b 90 41 bd fb ff ff ff 48 8b 5c 24 10 e9 8d fb ff ff e8 d8 35
[ 76.652985][ T5355] RSP: 0018:ffffc9000d50f040 EFLAGS: 00010283
[ 76.655567][ T5355] RAX: ffffffff833410ff RBX: ffffc9000d50f0c0 RCX: 0000000000100000
[ 76.658940][ T5355] RDX: ffffc9000e332000 RSI: 000000000000253c RDI: 000000000000253d
[ 76.662406][ T5355] RBP: ffffc9000d50f170 R08: ffffc9000d50f0cf R09: 0000000000000000
[ 76.665866][ T5355] R10: ffffc9000d50f0c0 R11: fffff52001aa1e1a R12: dffffc0000000000
[ 76.669276][ T5355] R13: fc0000000000000a R14: ffff888043448380 R15: ffff88805286c178
[ 76.672526][ T5355] ? ovl_copy_up_file+0x63f/0x6a0
[ 76.674770][ T5355] ? __pfx_ovl_copy_up_file+0x10/0x10
[ 76.677255][ T5355] ? rcu_read_lock_any_held+0xb3/0x120
[ 76.679632][ T5355] ? __pfx_rcu_read_lock_any_held+0x10/0x10
[ 76.682279][ T5355] ? ovl_copy_up_flags+0x139d/0x2fe0
[ 76.684627][ T5355] ovl_copy_up_flags+0x1502/0x2fe0
[ 76.687291][ T5355] ? __pfx_ovl_copy_up_flags+0x10/0x10
[ 76.689759][ T5355] ? stack_trace_save+0x9c/0xe0
[ 76.691868][ T5355] ? __pfx_stack_trace_save+0x10/0x10
[ 76.694639][ T5355] ? stack_depot_save_flags+0x40/0x860
[ 76.697639][ T5355] ? kasan_save_track+0x4f/0x80
[ 76.699949][ T5355] ? kasan_save_track+0x3e/0x80
[ 76.701876][ T5355] ? kasan_save_free_info+0x46/0x50
[ 76.704002][ T5355] ? __kasan_slab_free+0x5b/0x80
[ 76.705995][ T5355] ? kfree+0x18e/0x440
[ 76.707632][ T5355] ? tomoyo_check_open_permission+0x2c2/0x3b0
[ 76.710259][ T5355] ? security_file_open+0xb1/0x270
[ 76.712484][ T5355] ? do_dentry_open+0x384/0x13f0
[ 76.714677][ T5355] ? vfs_open+0x3b/0x340
[ 76.716566][ T5355] ? path_openat+0x2ee5/0x3830
[ 76.718736][ T5355] ? do_filp_open+0x1fa/0x410
[ 76.720776][ T5355] ? do_sys_openat2+0x121/0x1c0
[ 76.722774][ T5355] ? __x64_sys_openat+0x138/0x170
[ 76.724961][ T5355] ? ovl_already_copied_up+0x181/0x310
[ 76.727356][ T5355] ovl_open+0x138/0x2f0
[ 76.729165][ T5355] ? __pfx_apparmor_file_open+0x10/0x10
[ 76.731612][ T5355] ? __pfx_ovl_open+0x10/0x10
[ 76.733630][ T5355] ? tomoyo_file_open+0x165/0x220
[ 76.735833][ T5355] ? fsnotify_open_perm_and_set_mode+0x11a/0x610
[ 76.738736][ T5355] ? __pfx_ovl_open+0x10/0x10
[ 76.740871][ T5355] do_dentry_open+0x953/0x13f0
[ 76.742962][ T5355] vfs_open+0x3b/0x340
[ 76.744669][ T5355] ? path_openat+0x2ecd/0x3830
[ 76.746560][ T5355] path_openat+0x2ee5/0x3830
[ 76.748352][ T5355] ? arch_stack_walk+0xfc/0x150
[ 76.750327][ T5355] ? __pfx_path_openat+0x10/0x10
[ 76.752389][ T5355] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.754965][ T5355] do_filp_open+0x1fa/0x410
[ 76.756808][ T5355] ? __lock_acquire+0xab9/0xd20
[ 76.758959][ T5355] ? __pfx_do_filp_open+0x10/0x10
[ 76.761299][ T5355] ? _raw_spin_unlock+0x28/0x50
[ 76.763438][ T5355] ? alloc_fd+0x64c/0x6c0
[ 76.765410][ T5355] do_sys_openat2+0x121/0x1c0
[ 76.767375][ T5355] ? __pfx_do_sys_openat2+0x10/0x10
[ 76.769698][ T5355] ? rcu_is_watching+0x15/0xb0
[ 76.771808][ T5355] __x64_sys_openat+0x138/0x170
[ 76.773976][ T5355] do_syscall_64+0xfa/0x3b0
[ 76.776027][ T5355] ? lockdep_hardirqs_on+0x9c/0x150
[ 76.778351][ T5355] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.780995][ T5355] ? clear_bhb_loop+0x60/0xb0
[ 76.782937][ T5355] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.785573][ T5355] RIP: 0033:0x7f3333d8eec9
[ 76.787545][ T5355] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
[ 76.795651][ T5355] RSP: 002b:00007f33301f5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
[ 76.799291][ T5355] RAX: ffffffffffffffda RBX: 00007f3333fe5fa0 RCX: 00007f3333d8eec9
[ 76.802509][ T5355] RDX: 0000000000000042 RSI: 0000200000000040 RDI: ffffffffffffff9c
[ 76.805827][ T5355] RBP: 00007f3333e11f91 R08: 0000000000000000 R09: 0000000000000000
[ 76.809107][ T5355] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 76.812384][ T5355] R13: 00007f3333fe6038 R14: 00007f3333fe5fa0 R15: 00007ffed7b931a8
[ 76.815864][ T5355]
[ 76.817630][ T5355] Kernel Offset: disabled
[ 76.819530][ T5355] Rebooting in 86400 seconds..