__mutex_lock+0x10/0x10
[ 288.446623][ T6629] ? __pfx_vfs_read+0x10/0x10
[ 288.446640][ T6629] ? __fget_files+0x2a/0x420
[ 288.446654][ T6629] ? __fget_files+0x3a0/0x420
[ 288.446664][ T6629] ? __fget_files+0x2a/0x420
[ 288.446682][ T6629] ksys_read+0x145/0x250
[ 288.446692][ T6629] ? __pfx_ksys_read+0x10/0x10
[ 288.446705][ T6629] ? rcu_is_watching+0x15/0xb0
[ 288.446727][ T6629] ? do_syscall_64+0xbe/0x3b0
[ 288.446740][ T6629] do_syscall_64+0xfa/0x3b0
[ 288.446750][ T6629] ? lockdep_hardirqs_on+0x9c/0x150
[ 288.446767][ T6629] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 288.446777][ T6629] ? clear_bhb_loop+0x60/0xb0
[ 288.446790][ T6629] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 288.446800][ T6629] RIP: 0033:0x7f8a4038bb7c
[ 288.446811][ T6629] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 288.446821][ T6629] RSP: 002b:00007f8a41270030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 288.446834][ T6629] RAX: ffffffffffffffda RBX: 00007f8a405a5fa0 RCX: 00007f8a4038bb7c
[ 288.446842][ T6629] RDX: 000000000000000f RSI: 00007f8a412700a0 RDI: 0000000000000004
[ 288.446850][ T6629] RBP: 00007f8a41270090 R08: 0000000000000000 R09: 0000000000000000
[ 288.446856][ T6629] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 288.446863][ T6629] R13: 0000000000000000 R14: 00007f8a405a5fa0 R15: 00007fff92c41a88
[ 288.446881][ T6629]
[ 288.683981][ T6632] FAULT_INJECTION: forcing a failure.
[ 288.683981][ T6632] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 288.684011][ T6632] CPU: 0 UID: 0 PID: 6632 Comm: syz.3.157 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 288.686354][ T6632] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 288.686374][ T6632] Call Trace:
[ 288.686543][ T6632]
[ 288.686599][ T6632] dump_stack_lvl+0x189/0x250
[ 288.686650][ T6632] ? __pfx____ratelimit+0x10/0x10
[ 288.686674][ T6632] ? __pfx_dump_stack_lvl+0x10/0x10
[ 288.686689][ T6632] ? __pfx__printk+0x10/0x10
[ 288.686708][ T6632] should_fail_ex+0x414/0x560
[ 288.686759][ T6632] _copy_to_user+0x31/0xb0
[ 288.686771][ T6632] simple_read_from_buffer+0xe1/0x170
[ 288.686817][ T6632] proc_fail_nth_read+0x1df/0x250
[ 288.686843][ T6632] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 288.686857][ T6632] ? rw_verify_area+0x258/0x650
[ 288.686873][ T6632] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 288.686887][ T6632] vfs_read+0x200/0x980
[ 288.686907][ T6632] ? __pfx___mutex_lock+0x10/0x10
[ 288.686918][ T6632] ? __pfx_vfs_read+0x10/0x10
[ 288.686929][ T6632] ? __fget_files+0x2a/0x420
[ 288.686939][ T6632] ? __fget_files+0x3a0/0x420
[ 288.686945][ T6632] ? __fget_files+0x2a/0x420
[ 288.686956][ T6632] ksys_read+0x145/0x250
[ 288.686963][ T6632] ? __pfx_ksys_read+0x10/0x10
[ 288.686972][ T6632] ? rcu_is_watching+0x15/0xb0
[ 288.686985][ T6632] ? do_syscall_64+0xbe/0x3b0
[ 288.686993][ T6632] do_syscall_64+0xfa/0x3b0
[ 288.687056][ T6632] ? lockdep_hardirqs_on+0x9c/0x150
[ 288.687070][ T6632] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 288.687077][ T6632] ? clear_bhb_loop+0x60/0xb0
[ 288.687089][ T6632] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 288.687140][ T6632] RIP: 0033:0x7efe2b98bb7c
[ 288.687162][ T6632] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 288.687173][ T6632] RSP: 002b:00007efe2c814030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 288.687186][ T6632] RAX: ffffffffffffffda RBX: 00007efe2bba5fa0 RCX: 00007efe2b98bb7c
[ 288.687194][ T6632] RDX: 000000000000000f RSI: 00007efe2c8140a0 RDI: 0000000000000004
[ 288.687201][ T6632] RBP: 00007efe2c814090 R08: 0000000000000000 R09: 0000000000000000
[ 288.687208][ T6632] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 288.687214][ T6632] R13: 0000000000000000 R14: 00007efe2bba5fa0 R15: 00007ffdb7da39d8
[ 288.687244][ T6632]
[ 289.070823][ T6635] FAULT_INJECTION: forcing a failure.
[ 289.070823][ T6635] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 289.070852][ T6635] CPU: 0 UID: 0 PID: 6635 Comm: syz.5.158 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 289.070863][ T6635] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 289.070868][ T6635] Call Trace:
[ 289.070872][ T6635]
[ 289.070876][ T6635] dump_stack_lvl+0x189/0x250
[ 289.070893][ T6635] ? __pfx____ratelimit+0x10/0x10
[ 289.070906][ T6635] ? __pfx_dump_stack_lvl+0x10/0x10
[ 289.070917][ T6635] ? __pfx__printk+0x10/0x10
[ 289.070930][ T6635] should_fail_ex+0x414/0x560
[ 289.070949][ T6635] _copy_to_user+0x31/0xb0
[ 289.070962][ T6635] simple_read_from_buffer+0xe1/0x170
[ 289.070978][ T6635] proc_fail_nth_read+0x1df/0x250
[ 289.070995][ T6635] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 289.071010][ T6635] ? rw_verify_area+0x258/0x650
[ 289.071027][ T6635] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 289.071042][ T6635] vfs_read+0x200/0x980
[ 289.071063][ T6635] ? __pfx___mutex_lock+0x10/0x10
[ 289.071076][ T6635] ? __pfx_vfs_read+0x10/0x10
[ 289.071092][ T6635] ? __fget_files+0x2a/0x420
[ 289.071103][ T6635] ? __fget_files+0x3a0/0x420
[ 289.071110][ T6635] ? __fget_files+0x2a/0x420
[ 289.071126][ T6635] ksys_read+0x145/0x250
[ 289.071137][ T6635] ? __pfx_ksys_read+0x10/0x10
[ 289.071152][ T6635] ? rcu_is_watching+0x15/0xb0
[ 289.071173][ T6635] ? do_syscall_64+0xbe/0x3b0
[ 289.071187][ T6635] do_syscall_64+0xfa/0x3b0
[ 289.071196][ T6635] ? lockdep_hardirqs_on+0x9c/0x150
[ 289.071211][ T6635] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 289.071223][ T6635] ? clear_bhb_loop+0x60/0xb0
[ 289.071236][ T6635] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 289.071246][ T6635] RIP: 0033:0x7fbaf6b8bb7c
[ 289.071257][ T6635] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 289.071267][ T6635] RSP: 002b:00007fbaf7a42030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 289.071281][ T6635] RAX: ffffffffffffffda RBX: 00007fbaf6da5fa0 RCX: 00007fbaf6b8bb7c
[ 289.071289][ T6635] RDX: 000000000000000f RSI: 00007fbaf7a420a0 RDI: 0000000000000004
[ 289.071296][ T6635] RBP: 00007fbaf7a42090 R08: 0000000000000000 R09: 0000000000000000
[ 289.071303][ T6635] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 289.071309][ T6635] R13: 0000000000000000 R14: 00007fbaf6da5fa0 R15: 00007ffe98836178
[ 289.071328][ T6635]
[ 290.073205][ T6641] FAULT_INJECTION: forcing a failure.
[ 290.073205][ T6641] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 290.073234][ T6641] CPU: 0 UID: 0 PID: 6641 Comm: syz.6.159 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 290.073248][ T6641] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 290.073256][ T6641] Call Trace:
[ 290.073261][ T6641]
[ 290.073267][ T6641] dump_stack_lvl+0x189/0x250
[ 290.073289][ T6641] ? __pfx____ratelimit+0x10/0x10
[ 290.073302][ T6641] ? __pfx_dump_stack_lvl+0x10/0x10
[ 290.073312][ T6641] ? __pfx__printk+0x10/0x10
[ 290.073324][ T6641] should_fail_ex+0x414/0x560
[ 290.073337][ T6641] _copy_to_user+0x31/0xb0
[ 290.073350][ T6641] simple_read_from_buffer+0xe1/0x170
[ 290.073366][ T6641] proc_fail_nth_read+0x1df/0x250
[ 290.073382][ T6641] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 290.073397][ T6641] ? rw_verify_area+0x258/0x650
[ 290.073414][ T6641] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 290.073428][ T6641] vfs_read+0x200/0x980
[ 290.073442][ T6641] ? __pfx___mutex_lock+0x10/0x10
[ 290.073450][ T6641] ? __pfx_vfs_read+0x10/0x10
[ 290.073460][ T6641] ? __fget_files+0x2a/0x420
[ 290.073470][ T6641] ? __fget_files+0x3a0/0x420
[ 290.073480][ T6641] ? __fget_files+0x2a/0x420
[ 290.073496][ T6641] ksys_read+0x145/0x250
[ 290.073508][ T6641] ? __pfx_ksys_read+0x10/0x10
[ 290.073522][ T6641] ? rcu_is_watching+0x15/0xb0
[ 290.073542][ T6641] ? do_syscall_64+0xbe/0x3b0
[ 290.073556][ T6641] do_syscall_64+0xfa/0x3b0
[ 290.073566][ T6641] ? lockdep_hardirqs_on+0x9c/0x150
[ 290.073582][ T6641] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 290.073593][ T6641] ? clear_bhb_loop+0x60/0xb0
[ 290.073613][ T6641] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 290.073620][ T6641] RIP: 0033:0x7f8359d8bb7c
[ 290.073627][ T6641] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 290.073635][ T6641] RSP: 002b:00007f835ac26030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 290.073644][ T6641] RAX: ffffffffffffffda RBX: 00007f8359fa5fa0 RCX: 00007f8359d8bb7c
[ 290.073649][ T6641] RDX: 000000000000000f RSI: 00007f835ac260a0 RDI: 0000000000000004
[ 290.073654][ T6641] RBP: 00007f835ac26090 R08: 0000000000000000 R09: 0000000000000000
[ 290.073659][ T6641] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 290.073664][ T6641] R13: 0000000000000000 R14: 00007f8359fa5fa0 R15: 00007ffef1560898
[ 290.073680][ T6641]
[ 290.238945][ T6643] FAULT_INJECTION: forcing a failure.
[ 290.238945][ T6643] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 290.238974][ T6643] CPU: 0 UID: 0 PID: 6643 Comm: syz.2.160 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 290.238988][ T6643] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 290.238996][ T6643] Call Trace:
[ 290.239002][ T6643]
[ 290.239008][ T6643] dump_stack_lvl+0x189/0x250
[ 290.239031][ T6643] ? __pfx____ratelimit+0x10/0x10
[ 290.239049][ T6643] ? __pfx_dump_stack_lvl+0x10/0x10
[ 290.239066][ T6643] ? __pfx__printk+0x10/0x10
[ 290.239087][ T6643] should_fail_ex+0x414/0x560
[ 290.239106][ T6643] _copy_to_user+0x31/0xb0
[ 290.239120][ T6643] simple_read_from_buffer+0xe1/0x170
[ 290.239135][ T6643] proc_fail_nth_read+0x1df/0x250
[ 290.239150][ T6643] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 290.239165][ T6643] ? rw_verify_area+0x258/0x650
[ 290.239182][ T6643] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 290.239196][ T6643] vfs_read+0x200/0x980
[ 290.239216][ T6643] ? __pfx___mutex_lock+0x10/0x10
[ 290.239227][ T6643] ? __pfx_vfs_read+0x10/0x10
[ 290.239243][ T6643] ? __fget_files+0x2a/0x420
[ 290.239260][ T6643] ? __fget_files+0x3a0/0x420
[ 290.239271][ T6643] ? __fget_files+0x2a/0x420
[ 290.239287][ T6643] ksys_read+0x145/0x250
[ 290.239299][ T6643] ? __pfx_ksys_read+0x10/0x10
[ 290.239313][ T6643] ? rcu_is_watching+0x15/0xb0
[ 290.239334][ T6643] ? do_syscall_64+0xbe/0x3b0
[ 290.239346][ T6643] do_syscall_64+0xfa/0x3b0
[ 290.239356][ T6643] ? lockdep_hardirqs_on+0x9c/0x150
[ 290.239371][ T6643] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 290.239382][ T6643] ? clear_bhb_loop+0x60/0xb0
[ 290.239395][ T6643] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 290.239405][ T6643] RIP: 0033:0x7ff1da18bb7c
[ 290.239416][ T6643] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 290.239427][ T6643] RSP: 002b:00007ff1db03d030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 290.239440][ T6643] RAX: ffffffffffffffda RBX: 00007ff1da3a5fa0 RCX: 00007ff1da18bb7c
[ 290.239447][ T6643] RDX: 000000000000000f RSI: 00007ff1db03d0a0 RDI: 0000000000000004
[ 290.239453][ T6643] RBP: 00007ff1db03d090 R08: 0000000000000000 R09: 0000000000000000
[ 290.239460][ T6643] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 290.239466][ T6643] R13: 0000000000000000 R14: 00007ff1da3a5fa0 R15: 00007ffc68087428
[ 290.239484][ T6643]
[ 291.084598][ T6647] FAULT_INJECTION: forcing a failure.
[ 291.084598][ T6647] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 291.084629][ T6647] CPU: 0 UID: 0 PID: 6647 Comm: syz.4.161 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 291.084644][ T6647] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 291.084652][ T6647] Call Trace:
[ 291.084658][ T6647]
[ 291.084663][ T6647] dump_stack_lvl+0x189/0x250
[ 291.084690][ T6647] ? __pfx____ratelimit+0x10/0x10
[ 291.084710][ T6647] ? __pfx_dump_stack_lvl+0x10/0x10
[ 291.084729][ T6647] ? __pfx__printk+0x10/0x10
[ 291.084750][ T6647] should_fail_ex+0x414/0x560
[ 291.084770][ T6647] _copy_to_user+0x31/0xb0
[ 291.084784][ T6647] simple_read_from_buffer+0xe1/0x170
[ 291.084801][ T6647] proc_fail_nth_read+0x1df/0x250
[ 291.084819][ T6647] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 291.084835][ T6647] ? rw_verify_area+0x258/0x650
[ 291.084856][ T6647] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 291.084872][ T6647] vfs_read+0x200/0x980
[ 291.084892][ T6647] ? __pfx___mutex_lock+0x10/0x10
[ 291.084906][ T6647] ? __pfx_vfs_read+0x10/0x10
[ 291.084925][ T6647] ? __fget_files+0x2a/0x420
[ 291.084943][ T6647] ? __fget_files+0x3a0/0x420
[ 291.084954][ T6647] ? __fget_files+0x2a/0x420
[ 291.084974][ T6647] ksys_read+0x145/0x250
[ 291.084987][ T6647] ? __pfx_ksys_read+0x10/0x10
[ 291.085003][ T6647] ? rcu_is_watching+0x15/0xb0
[ 291.085026][ T6647] ? do_syscall_64+0xbe/0x3b0
[ 291.085039][ T6647] do_syscall_64+0xfa/0x3b0
[ 291.085049][ T6647] ? lockdep_hardirqs_on+0x9c/0x150
[ 291.085066][ T6647] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 291.085078][ T6647] ? clear_bhb_loop+0x60/0xb0
[ 291.085093][ T6647] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 291.085103][ T6647] RIP: 0033:0x7fc27cf8bb7c
[ 291.085114][ T6647] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 291.085124][ T6647] RSP: 002b:00007fc27dd84030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 291.085139][ T6647] RAX: ffffffffffffffda RBX: 00007fc27d1a5fa0 RCX: 00007fc27cf8bb7c
[ 291.085148][ T6647] RDX: 000000000000000f RSI: 00007fc27dd840a0 RDI: 0000000000000004
[ 291.085155][ T6647] RBP: 00007fc27dd84090 R08: 0000000000000000 R09: 0000000000000000
[ 291.085162][ T6647] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 291.085168][ T6647] R13: 0000000000000000 R14: 00007fc27d1a5fa0 R15: 00007ffd05dafcd8
[ 291.085187][ T6647]
[ 291.208461][ T6650] FAULT_INJECTION: forcing a failure.
[ 291.208461][ T6650] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 291.208488][ T6650] CPU: 0 UID: 0 PID: 6650 Comm: syz.1.162 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 291.208502][ T6650] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 291.208508][ T6650] Call Trace:
[ 291.208513][ T6650]
[ 291.208518][ T6650] dump_stack_lvl+0x189/0x250
[ 291.208541][ T6650] ? __pfx____ratelimit+0x10/0x10
[ 291.208557][ T6650] ? __pfx_dump_stack_lvl+0x10/0x10
[ 291.208573][ T6650] ? __pfx__printk+0x10/0x10
[ 291.208594][ T6650] should_fail_ex+0x414/0x560
[ 291.208613][ T6650] _copy_to_user+0x31/0xb0
[ 291.208627][ T6650] simple_read_from_buffer+0xe1/0x170
[ 291.208642][ T6650] proc_fail_nth_read+0x1df/0x250
[ 291.208658][ T6650] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 291.208673][ T6650] ? rw_verify_area+0x258/0x650
[ 291.208687][ T6650] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 291.208699][ T6650] vfs_read+0x200/0x980
[ 291.208719][ T6650] ? __pfx___mutex_lock+0x10/0x10
[ 291.208732][ T6650] ? __pfx_vfs_read+0x10/0x10
[ 291.208748][ T6650] ? __fget_files+0x2a/0x420
[ 291.208765][ T6650] ? __fget_files+0x3a0/0x420
[ 291.208776][ T6650] ? __fget_files+0x2a/0x420
[ 291.208793][ T6650] ksys_read+0x145/0x250
[ 291.208805][ T6650] ? __pfx_ksys_read+0x10/0x10
[ 291.208819][ T6650] ? rcu_is_watching+0x15/0xb0
[ 291.208840][ T6650] ? do_syscall_64+0xbe/0x3b0
[ 291.208852][ T6650] do_syscall_64+0xfa/0x3b0
[ 291.208862][ T6650] ? lockdep_hardirqs_on+0x9c/0x150
[ 291.208880][ T6650] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 291.208892][ T6650] ? clear_bhb_loop+0x60/0xb0
[ 291.208905][ T6650] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 291.208916][ T6650] RIP: 0033:0x7f8a4038bb7c
[ 291.208927][ T6650] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 291.208937][ T6650] RSP: 002b:00007f8a41270030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 291.208950][ T6650] RAX: ffffffffffffffda RBX: 00007f8a405a5fa0 RCX: 00007f8a4038bb7c
[ 291.208958][ T6650] RDX: 000000000000000f RSI: 00007f8a412700a0 RDI: 0000000000000004
[ 291.208964][ T6650] RBP: 00007f8a41270090 R08: 0000000000000000 R09: 0000000000000000
[ 291.208970][ T6650] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 291.208976][ T6650] R13: 0000000000000000 R14: 00007f8a405a5fa0 R15: 00007fff92c41a88
[ 291.208993][ T6650]
[ 291.478544][ T6653] FAULT_INJECTION: forcing a failure.
[ 291.478544][ T6653] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 291.478571][ T6653] CPU: 0 UID: 0 PID: 6653 Comm: syz.3.163 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 291.478585][ T6653] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 291.478592][ T6653] Call Trace:
[ 291.478597][ T6653]
[ 291.478602][ T6653] dump_stack_lvl+0x189/0x250
[ 291.478626][ T6653] ? __pfx____ratelimit+0x10/0x10
[ 291.478652][ T6653] ? __pfx_dump_stack_lvl+0x10/0x10
[ 291.478669][ T6653] ? __pfx__printk+0x10/0x10
[ 291.478689][ T6653] should_fail_ex+0x414/0x560
[ 291.478708][ T6653] _copy_to_user+0x31/0xb0
[ 291.478722][ T6653] simple_read_from_buffer+0xe1/0x170
[ 291.478739][ T6653] proc_fail_nth_read+0x1df/0x250
[ 291.478755][ T6653] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 291.478771][ T6653] ? rw_verify_area+0x258/0x650
2025/06/13 09:29:32 executed programs: 289
[ 291.478786][ T6653] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 291.478800][ T6653] vfs_read+0x200/0x980
[ 291.478820][ T6653] ? __pfx___mutex_lock+0x10/0x10
[ 291.478835][ T6653] ? __pfx_vfs_read+0x10/0x10
[ 291.478852][ T6653] ? __fget_files+0x2a/0x420
[ 291.478867][ T6653] ? __fget_files+0x3a0/0x420
[ 291.478877][ T6653] ? __fget_files+0x2a/0x420
[ 291.478894][ T6653] ksys_read+0x145/0x250
[ 291.478906][ T6653] ? __pfx_ksys_read+0x10/0x10
[ 291.478920][ T6653] ? rcu_is_watching+0x15/0xb0
[ 291.478943][ T6653] ? do_syscall_64+0xbe/0x3b0
[ 291.478957][ T6653] do_syscall_64+0xfa/0x3b0
[ 291.478966][ T6653] ? lockdep_hardirqs_on+0x9c/0x150
[ 291.478982][ T6653] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 291.478994][ T6653] ? clear_bhb_loop+0x60/0xb0
[ 291.479007][ T6653] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 291.479017][ T6653] RIP: 0033:0x7efe2b98bb7c
[ 291.479028][ T6653] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 291.479038][ T6653] RSP: 002b:00007efe2c814030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 291.479051][ T6653] RAX: ffffffffffffffda RBX: 00007efe2bba5fa0 RCX: 00007efe2b98bb7c
[ 291.479059][ T6653] RDX: 000000000000000f RSI: 00007efe2c8140a0 RDI: 0000000000000004
[ 291.479066][ T6653] RBP: 00007efe2c814090 R08: 0000000000000000 R09: 0000000000000000
[ 291.479072][ T6653] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 291.479078][ T6653] R13: 0000000000000000 R14: 00007efe2bba5fa0 R15: 00007ffdb7da39d8
[ 291.479095][ T6653]
[ 291.777668][ T6656] FAULT_INJECTION: forcing a failure.
[ 291.777668][ T6656] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 291.777697][ T6656] CPU: 0 UID: 0 PID: 6656 Comm: syz.5.164 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 291.777712][ T6656] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 291.777719][ T6656] Call Trace:
[ 291.777725][ T6656]
[ 291.777730][ T6656] dump_stack_lvl+0x189/0x250
[ 291.777753][ T6656] ? __pfx____ratelimit+0x10/0x10
[ 291.777771][ T6656] ? __pfx_dump_stack_lvl+0x10/0x10
[ 291.777788][ T6656] ? __pfx__printk+0x10/0x10
[ 291.777807][ T6656] should_fail_ex+0x414/0x560
[ 291.777826][ T6656] _copy_to_user+0x31/0xb0
[ 291.777839][ T6656] simple_read_from_buffer+0xe1/0x170
[ 291.777856][ T6656] proc_fail_nth_read+0x1df/0x250
[ 291.777872][ T6656] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 291.777885][ T6656] ? rw_verify_area+0x258/0x650
[ 291.777901][ T6656] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 291.777915][ T6656] vfs_read+0x200/0x980
[ 291.777934][ T6656] ? __pfx___mutex_lock+0x10/0x10
[ 291.777946][ T6656] ? __pfx_vfs_read+0x10/0x10
[ 291.777968][ T6656] ? __fget_files+0x2a/0x420
[ 291.777983][ T6656] ? __fget_files+0x3a0/0x420
[ 291.777994][ T6656] ? __fget_files+0x2a/0x420
[ 291.778011][ T6656] ksys_read+0x145/0x250
[ 291.778022][ T6656] ? __pfx_ksys_read+0x10/0x10
[ 291.778035][ T6656] ? rcu_is_watching+0x15/0xb0
[ 291.778055][ T6656] ? do_syscall_64+0xbe/0x3b0
[ 291.778068][ T6656] do_syscall_64+0xfa/0x3b0
[ 291.778077][ T6656] ? lockdep_hardirqs_on+0x9c/0x150
[ 291.778094][ T6656] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 291.778106][ T6656] ? clear_bhb_loop+0x60/0xb0
[ 291.778119][ T6656] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 291.778129][ T6656] RIP: 0033:0x7fbaf6b8bb7c
[ 291.778141][ T6656] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 291.778151][ T6656] RSP: 002b:00007fbaf7a42030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 291.778165][ T6656] RAX: ffffffffffffffda RBX: 00007fbaf6da5fa0 RCX: 00007fbaf6b8bb7c
[ 291.778173][ T6656] RDX: 000000000000000f RSI: 00007fbaf7a420a0 RDI: 0000000000000004
[ 291.778180][ T6656] RBP: 00007fbaf7a42090 R08: 0000000000000000 R09: 0000000000000000
[ 291.778187][ T6656] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 291.778193][ T6656] R13: 0000000000000000 R14: 00007fbaf6da5fa0 R15: 00007ffe98836178
[ 291.778211][ T6656]
[ 292.698550][ T6662] FAULT_INJECTION: forcing a failure.
[ 292.698550][ T6662] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 292.698607][ T6662] CPU: 0 UID: 0 PID: 6662 Comm: syz.6.165 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 292.698623][ T6662] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 292.698631][ T6662] Call Trace:
[ 292.698637][ T6662]
[ 292.698644][ T6662] dump_stack_lvl+0x189/0x250
[ 292.698704][ T6662] ? __pfx____ratelimit+0x10/0x10
[ 292.698734][ T6662] ? __pfx_dump_stack_lvl+0x10/0x10
[ 292.698754][ T6662] ? __pfx__printk+0x10/0x10
[ 292.698775][ T6662] should_fail_ex+0x414/0x560
[ 292.698804][ T6662] _copy_to_user+0x31/0xb0
[ 292.698821][ T6662] simple_read_from_buffer+0xe1/0x170
[ 292.698838][ T6662] proc_fail_nth_read+0x1df/0x250
[ 292.698857][ T6662] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 292.698874][ T6662] ? rw_verify_area+0x258/0x650
[ 292.698894][ T6662] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 292.698909][ T6662] vfs_read+0x200/0x980
[ 292.698932][ T6662] ? __pfx___mutex_lock+0x10/0x10
[ 292.698944][ T6662] ? __pfx_vfs_read+0x10/0x10
[ 292.698964][ T6662] ? __fget_files+0x2a/0x420
[ 292.698981][ T6662] ? __fget_files+0x3a0/0x420
[ 292.698998][ T6662] ? __fget_files+0x2a/0x420
[ 292.699018][ T6662] ksys_read+0x145/0x250
[ 292.699031][ T6662] ? __pfx_ksys_read+0x10/0x10
[ 292.699048][ T6662] ? rcu_is_watching+0x15/0xb0
[ 292.699073][ T6662] ? do_syscall_64+0xbe/0x3b0
[ 292.699089][ T6662] do_syscall_64+0xfa/0x3b0
[ 292.699102][ T6662] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 292.699113][ T6662] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 292.699125][ T6662] ? clear_bhb_loop+0x60/0xb0
[ 292.699140][ T6662] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 292.699151][ T6662] RIP: 0033:0x7f8359d8bb7c
[ 292.699164][ T6662] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 292.699175][ T6662] RSP: 002b:00007f835ac26030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 292.699190][ T6662] RAX: ffffffffffffffda RBX: 00007f8359fa5fa0 RCX: 00007f8359d8bb7c
[ 292.699199][ T6662] RDX: 000000000000000f RSI: 00007f835ac260a0 RDI: 0000000000000004
[ 292.699206][ T6662] RBP: 00007f835ac26090 R08: 0000000000000000 R09: 0000000000000000
[ 292.699214][ T6662] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 292.699221][ T6662] R13: 0000000000000000 R14: 00007f8359fa5fa0 R15: 00007ffef1560898
[ 292.699241][ T6662]
[ 293.026178][ T6664] FAULT_INJECTION: forcing a failure.
[ 293.026178][ T6664] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 293.026207][ T6664] CPU: 0 UID: 0 PID: 6664 Comm: syz.2.166 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 293.026222][ T6664] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 293.026230][ T6664] Call Trace:
[ 293.026235][ T6664]
[ 293.026241][ T6664] dump_stack_lvl+0x189/0x250
[ 293.026265][ T6664] ? __pfx____ratelimit+0x10/0x10
[ 293.026283][ T6664] ? __pfx_dump_stack_lvl+0x10/0x10
[ 293.026300][ T6664] ? __pfx__printk+0x10/0x10
[ 293.026320][ T6664] should_fail_ex+0x414/0x560
[ 293.026340][ T6664] _copy_to_user+0x31/0xb0
[ 293.026354][ T6664] simple_read_from_buffer+0xe1/0x170
[ 293.026370][ T6664] proc_fail_nth_read+0x1df/0x250
[ 293.026387][ T6664] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 293.026401][ T6664] ? rw_verify_area+0x258/0x650
[ 293.026412][ T6664] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 293.026420][ T6664] vfs_read+0x200/0x980
[ 293.026434][ T6664] ? __pfx___mutex_lock+0x10/0x10
[ 293.026442][ T6664] ? __pfx_vfs_read+0x10/0x10
[ 293.026457][ T6664] ? __fget_files+0x2a/0x420
[ 293.026472][ T6664] ? __fget_files+0x3a0/0x420
[ 293.026484][ T6664] ? __fget_files+0x2a/0x420
[ 293.026502][ T6664] ksys_read+0x145/0x250
[ 293.026514][ T6664] ? __pfx_ksys_read+0x10/0x10
[ 293.026529][ T6664] ? rcu_is_watching+0x15/0xb0
[ 293.026550][ T6664] ? do_syscall_64+0xbe/0x3b0
[ 293.026564][ T6664] do_syscall_64+0xfa/0x3b0
[ 293.026574][ T6664] ? lockdep_hardirqs_on+0x9c/0x150
[ 293.026590][ T6664] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 293.026602][ T6664] ? clear_bhb_loop+0x60/0xb0
[ 293.026615][ T6664] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 293.026626][ T6664] RIP: 0033:0x7ff1da18bb7c
[ 293.026644][ T6664] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 293.026654][ T6664] RSP: 002b:00007ff1db03d030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 293.026668][ T6664] RAX: ffffffffffffffda RBX: 00007ff1da3a5fa0 RCX: 00007ff1da18bb7c
[ 293.026677][ T6664] RDX: 000000000000000f RSI: 00007ff1db03d0a0 RDI: 0000000000000004
[ 293.026683][ T6664] RBP: 00007ff1db03d090 R08: 0000000000000000 R09: 0000000000000000
[ 293.026690][ T6664] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 293.026697][ T6664] R13: 0000000000000000 R14: 00007ff1da3a5fa0 R15: 00007ffc68087428
[ 293.026715][ T6664]
[ 293.858020][ T6668] FAULT_INJECTION: forcing a failure.
[ 293.858020][ T6668] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 293.858051][ T6668] CPU: 0 UID: 0 PID: 6668 Comm: syz.4.167 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 293.858065][ T6668] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 293.858073][ T6668] Call Trace:
[ 293.858078][ T6668]
[ 293.858085][ T6668] dump_stack_lvl+0x189/0x250
[ 293.858108][ T6668] ? __pfx____ratelimit+0x10/0x10
[ 293.858126][ T6668] ? __pfx_dump_stack_lvl+0x10/0x10
[ 293.858143][ T6668] ? __pfx__printk+0x10/0x10
[ 293.858165][ T6668] should_fail_ex+0x414/0x560
[ 293.858185][ T6668] _copy_to_user+0x31/0xb0
[ 293.858198][ T6668] simple_read_from_buffer+0xe1/0x170
[ 293.858214][ T6668] proc_fail_nth_read+0x1df/0x250
[ 293.858230][ T6668] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 293.858244][ T6668] ? rw_verify_area+0x258/0x650
[ 293.858260][ T6668] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 293.858273][ T6668] vfs_read+0x200/0x980
[ 293.858294][ T6668] ? __pfx___mutex_lock+0x10/0x10
[ 293.858306][ T6668] ? __pfx_vfs_read+0x10/0x10
[ 293.858324][ T6668] ? __fget_files+0x2a/0x420
[ 293.858338][ T6668] ? __fget_files+0x3a0/0x420
[ 293.858345][ T6668] ? __fget_files+0x2a/0x420
[ 293.858361][ T6668] ksys_read+0x145/0x250
[ 293.858372][ T6668] ? __pfx_ksys_read+0x10/0x10
[ 293.858386][ T6668] ? rcu_is_watching+0x15/0xb0
[ 293.858406][ T6668] ? do_syscall_64+0xbe/0x3b0
[ 293.858419][ T6668] do_syscall_64+0xfa/0x3b0
[ 293.858429][ T6668] ? lockdep_hardirqs_on+0x9c/0x150
[ 293.858444][ T6668] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 293.858454][ T6668] ? clear_bhb_loop+0x60/0xb0
[ 293.858468][ T6668] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 293.858479][ T6668] RIP: 0033:0x7fc27cf8bb7c
[ 293.858490][ T6668] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 293.858500][ T6668] RSP: 002b:00007fc27dd84030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 293.858514][ T6668] RAX: ffffffffffffffda RBX: 00007fc27d1a5fa0 RCX: 00007fc27cf8bb7c
[ 293.858522][ T6668] RDX: 000000000000000f RSI: 00007fc27dd840a0 RDI: 0000000000000004
[ 293.858528][ T6668] RBP: 00007fc27dd84090 R08: 0000000000000000 R09: 0000000000000000
[ 293.858535][ T6668] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 293.858542][ T6668] R13: 0000000000000000 R14: 00007fc27d1a5fa0 R15: 00007ffd05dafcd8
[ 293.858558][ T6668]
[ 294.073862][ T6671] FAULT_INJECTION: forcing a failure.
[ 294.073862][ T6671] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 294.073884][ T6671] CPU: 0 UID: 0 PID: 6671 Comm: syz.1.168 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 294.073897][ T6671] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 294.073905][ T6671] Call Trace:
[ 294.073910][ T6671]
[ 294.073917][ T6671] dump_stack_lvl+0x189/0x250
[ 294.073941][ T6671] ? __pfx____ratelimit+0x10/0x10
[ 294.073960][ T6671] ? __pfx_dump_stack_lvl+0x10/0x10
[ 294.073976][ T6671] ? __pfx__printk+0x10/0x10
[ 294.073996][ T6671] should_fail_ex+0x414/0x560
[ 294.074016][ T6671] _copy_to_user+0x31/0xb0
[ 294.074031][ T6671] simple_read_from_buffer+0xe1/0x170
[ 294.074046][ T6671] proc_fail_nth_read+0x1df/0x250
[ 294.074057][ T6671] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 294.074067][ T6671] ? rw_verify_area+0x258/0x650
[ 294.074078][ T6671] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 294.074087][ T6671] vfs_read+0x200/0x980
[ 294.074100][ T6671] ? __pfx___mutex_lock+0x10/0x10
[ 294.074108][ T6671] ? __pfx_vfs_read+0x10/0x10
[ 294.074122][ T6671] ? __fget_files+0x2a/0x420
[ 294.074137][ T6671] ? __fget_files+0x3a0/0x420
[ 294.074149][ T6671] ? __fget_files+0x2a/0x420
[ 294.074166][ T6671] ksys_read+0x145/0x250
[ 294.074178][ T6671] ? __pfx_ksys_read+0x10/0x10
[ 294.074193][ T6671] ? rcu_is_watching+0x15/0xb0
[ 294.074216][ T6671] ? do_syscall_64+0xbe/0x3b0
[ 294.074230][ T6671] do_syscall_64+0xfa/0x3b0
[ 294.074240][ T6671] ? lockdep_hardirqs_on+0x9c/0x150
[ 294.074251][ T6671] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 294.074259][ T6671] ? clear_bhb_loop+0x60/0xb0
[ 294.074269][ T6671] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 294.074276][ T6671] RIP: 0033:0x7f8a4038bb7c
[ 294.074285][ T6671] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 294.074294][ T6671] RSP: 002b:00007f8a41270030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 294.074308][ T6671] RAX: ffffffffffffffda RBX: 00007f8a405a5fa0 RCX: 00007f8a4038bb7c
[ 294.074317][ T6671] RDX: 000000000000000f RSI: 00007f8a412700a0 RDI: 0000000000000004
[ 294.074324][ T6671] RBP: 00007f8a41270090 R08: 0000000000000000 R09: 0000000000000000
[ 294.074332][ T6671] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 294.074338][ T6671] R13: 0000000000000000 R14: 00007f8a405a5fa0 R15: 00007fff92c41a88
[ 294.074356][ T6671]
[ 294.362040][ T6673] FAULT_INJECTION: forcing a failure.
[ 294.362040][ T6673] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 294.362067][ T6673] CPU: 0 UID: 0 PID: 6673 Comm: syz.3.169 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 294.362081][ T6673] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 294.362089][ T6673] Call Trace:
[ 294.362094][ T6673]
2025/06/13 09:29:38 executed programs: 301
[ 294.362101][ T6673] dump_stack_lvl+0x189/0x250
[ 294.362125][ T6673] ? __pfx____ratelimit+0x10/0x10
[ 294.362144][ T6673] ? __pfx_dump_stack_lvl+0x10/0x10
[ 294.362161][ T6673] ? __pfx__printk+0x10/0x10
[ 294.362182][ T6673] should_fail_ex+0x414/0x560
[ 294.362207][ T6673] _copy_to_user+0x31/0xb0
[ 294.362222][ T6673] simple_read_from_buffer+0xe1/0x170
[ 294.362238][ T6673] proc_fail_nth_read+0x1df/0x250
[ 294.362255][ T6673] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 294.362271][ T6673] ? rw_verify_area+0x258/0x650
[ 294.362289][ T6673] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 294.362303][ T6673] vfs_read+0x200/0x980
[ 294.362323][ T6673] ? __pfx___mutex_lock+0x10/0x10
[ 294.362342][ T6673] ? __pfx_vfs_read+0x10/0x10
[ 294.362359][ T6673] ? __fget_files+0x2a/0x420
[ 294.362375][ T6673] ? __fget_files+0x3a0/0x420
[ 294.362387][ T6673] ? __fget_files+0x2a/0x420
[ 294.362403][ T6673] ksys_read+0x145/0x250
[ 294.362417][ T6673] ? __pfx_ksys_read+0x10/0x10
[ 294.362432][ T6673] ? rcu_is_watching+0x15/0xb0
[ 294.362454][ T6673] ? do_syscall_64+0xbe/0x3b0
[ 294.362468][ T6673] do_syscall_64+0xfa/0x3b0
[ 294.362478][ T6673] ? lockdep_hardirqs_on+0x9c/0x150
[ 294.362495][ T6673] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 294.362506][ T6673] ? clear_bhb_loop+0x60/0xb0
[ 294.362519][ T6673] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 294.362530][ T6673] RIP: 0033:0x7efe2b98bb7c
[ 294.362542][ T6673] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 294.362552][ T6673] RSP: 002b:00007efe2c814030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 294.362566][ T6673] RAX: ffffffffffffffda RBX: 00007efe2bba5fa0 RCX: 00007efe2b98bb7c
[ 294.362574][ T6673] RDX: 000000000000000f RSI: 00007efe2c8140a0 RDI: 0000000000000004
[ 294.362581][ T6673] RBP: 00007efe2c814090 R08: 0000000000000000 R09: 0000000000000000
[ 294.362588][ T6673] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 294.362595][ T6673] R13: 0000000000000000 R14: 00007efe2bba5fa0 R15: 00007ffdb7da39d8
[ 294.362612][ T6673]
[ 294.731330][ T6677] FAULT_INJECTION: forcing a failure.
[ 294.731330][ T6677] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 294.731364][ T6677] CPU: 0 UID: 0 PID: 6677 Comm: syz.5.170 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 294.731378][ T6677] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 294.731386][ T6677] Call Trace:
[ 294.731391][ T6677]
[ 294.731397][ T6677] dump_stack_lvl+0x189/0x250
[ 294.731420][ T6677] ? __pfx____ratelimit+0x10/0x10
[ 294.731438][ T6677] ? __pfx_dump_stack_lvl+0x10/0x10
[ 294.731454][ T6677] ? __pfx__printk+0x10/0x10
[ 294.731474][ T6677] should_fail_ex+0x414/0x560
[ 294.731493][ T6677] _copy_to_user+0x31/0xb0
[ 294.731507][ T6677] simple_read_from_buffer+0xe1/0x170
[ 294.731524][ T6677] proc_fail_nth_read+0x1df/0x250
[ 294.731541][ T6677] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 294.731555][ T6677] ? rw_verify_area+0x258/0x650
[ 294.731571][ T6677] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 294.731586][ T6677] vfs_read+0x200/0x980
[ 294.731606][ T6677] ? __pfx___mutex_lock+0x10/0x10
[ 294.731620][ T6677] ? __pfx_vfs_read+0x10/0x10
[ 294.731636][ T6677] ? __fget_files+0x2a/0x420
[ 294.731651][ T6677] ? __fget_files+0x3a0/0x420
[ 294.731662][ T6677] ? __fget_files+0x2a/0x420
[ 294.731679][ T6677] ksys_read+0x145/0x250
[ 294.731690][ T6677] ? __pfx_ksys_read+0x10/0x10
[ 294.731706][ T6677] ? rcu_is_watching+0x15/0xb0
[ 294.731728][ T6677] ? do_syscall_64+0xbe/0x3b0
[ 294.731741][ T6677] do_syscall_64+0xfa/0x3b0
[ 294.731750][ T6677] ? lockdep_hardirqs_on+0x9c/0x150
[ 294.731767][ T6677] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 294.731779][ T6677] ? clear_bhb_loop+0x60/0xb0
[ 294.731793][ T6677] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 294.731804][ T6677] RIP: 0033:0x7fbaf6b8bb7c
[ 294.731816][ T6677] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 294.731826][ T6677] RSP: 002b:00007fbaf7a42030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 294.731840][ T6677] RAX: ffffffffffffffda RBX: 00007fbaf6da5fa0 RCX: 00007fbaf6b8bb7c
[ 294.731848][ T6677] RDX: 000000000000000f RSI: 00007fbaf7a420a0 RDI: 0000000000000004
[ 294.731854][ T6677] RBP: 00007fbaf7a42090 R08: 0000000000000000 R09: 0000000000000000
[ 294.731861][ T6677] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 294.731868][ T6677] R13: 0000000000000000 R14: 00007fbaf6da5fa0 R15: 00007ffe98836178
[ 294.731884][ T6677]
[ 295.712063][ T6681] FAULT_INJECTION: forcing a failure.
[ 295.712063][ T6681] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 295.712113][ T6681] CPU: 0 UID: 0 PID: 6681 Comm: syz.6.171 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 295.712130][ T6681] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 295.712140][ T6681] Call Trace:
[ 295.712146][ T6681]
[ 295.712152][ T6681] dump_stack_lvl+0x189/0x250
[ 295.712206][ T6681] ? __pfx____ratelimit+0x10/0x10
[ 295.712243][ T6681] ? __pfx_dump_stack_lvl+0x10/0x10
[ 295.712264][ T6681] ? __pfx__printk+0x10/0x10
[ 295.712288][ T6681] should_fail_ex+0x414/0x560
[ 295.712316][ T6681] _copy_to_user+0x31/0xb0
[ 295.712332][ T6681] simple_read_from_buffer+0xe1/0x170
[ 295.712350][ T6681] proc_fail_nth_read+0x1df/0x250
[ 295.712376][ T6681] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 295.712395][ T6681] ? rw_verify_area+0x258/0x650
[ 295.712415][ T6681] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 295.712432][ T6681] vfs_read+0x200/0x980
[ 295.712454][ T6681] ? __pfx___mutex_lock+0x10/0x10
[ 295.712468][ T6681] ? __pfx_vfs_read+0x10/0x10
[ 295.712488][ T6681] ? __fget_files+0x2a/0x420
[ 295.712507][ T6681] ? __fget_files+0x3a0/0x420
[ 295.712521][ T6681] ? __fget_files+0x2a/0x420
[ 295.712540][ T6681] ksys_read+0x145/0x250
[ 295.712555][ T6681] ? __pfx_ksys_read+0x10/0x10
[ 295.712572][ T6681] ? rcu_is_watching+0x15/0xb0
[ 295.712596][ T6681] ? do_syscall_64+0xbe/0x3b0
[ 295.712611][ T6681] do_syscall_64+0xfa/0x3b0
[ 295.712622][ T6681] ? lockdep_hardirqs_on+0x9c/0x150
[ 295.712641][ T6681] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 295.712654][ T6681] ? clear_bhb_loop+0x60/0xb0
[ 295.712670][ T6681] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 295.712683][ T6681] RIP: 0033:0x7f8359d8bb7c
[ 295.712697][ T6681] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 295.712710][ T6681] RSP: 002b:00007f835ac26030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 295.712726][ T6681] RAX: ffffffffffffffda RBX: 00007f8359fa5fa0 RCX: 00007f8359d8bb7c
[ 295.712735][ T6681] RDX: 000000000000000f RSI: 00007f835ac260a0 RDI: 0000000000000004
[ 295.712744][ T6681] RBP: 00007f835ac26090 R08: 0000000000000000 R09: 0000000000000000
[ 295.712753][ T6681] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 295.712761][ T6681] R13: 0000000000000000 R14: 00007f8359fa5fa0 R15: 00007ffef1560898
[ 295.712784][ T6681]
[ 296.065166][ T6684] FAULT_INJECTION: forcing a failure.
[ 296.065166][ T6684] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 296.065194][ T6684] CPU: 0 UID: 0 PID: 6684 Comm: syz.2.172 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 296.065210][ T6684] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 296.065218][ T6684] Call Trace:
[ 296.065224][ T6684]
[ 296.065230][ T6684] dump_stack_lvl+0x189/0x250
[ 296.065255][ T6684] ? __pfx____ratelimit+0x10/0x10
[ 296.065268][ T6684] ? __pfx_dump_stack_lvl+0x10/0x10
[ 296.065279][ T6684] ? __pfx__printk+0x10/0x10
[ 296.065292][ T6684] should_fail_ex+0x414/0x560
[ 296.065305][ T6684] _copy_to_user+0x31/0xb0
[ 296.065315][ T6684] simple_read_from_buffer+0xe1/0x170
[ 296.065326][ T6684] proc_fail_nth_read+0x1df/0x250
[ 296.065338][ T6684] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 296.065349][ T6684] ? rw_verify_area+0x258/0x650
[ 296.065362][ T6684] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 296.065371][ T6684] vfs_read+0x200/0x980
[ 296.065397][ T6684] ? __pfx___mutex_lock+0x10/0x10
[ 296.065410][ T6684] ? __pfx_vfs_read+0x10/0x10
[ 296.065433][ T6684] ? __fget_files+0x2a/0x420
[ 296.065453][ T6684] ? __fget_files+0x3a0/0x420
[ 296.065465][ T6684] ? __fget_files+0x2a/0x420
[ 296.065481][ T6684] ksys_read+0x145/0x250
[ 296.065491][ T6684] ? __pfx_ksys_read+0x10/0x10
[ 296.065505][ T6684] ? rcu_is_watching+0x15/0xb0
[ 296.065527][ T6684] ? do_syscall_64+0xbe/0x3b0
[ 296.065542][ T6684] do_syscall_64+0xfa/0x3b0
[ 296.065552][ T6684] ? lockdep_hardirqs_on+0x9c/0x150
[ 296.065570][ T6684] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 296.065581][ T6684] ? clear_bhb_loop+0x60/0xb0
[ 296.065593][ T6684] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 296.065611][ T6684] RIP: 0033:0x7ff1da18bb7c
[ 296.065621][ T6684] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 296.065632][ T6684] RSP: 002b:00007ff1db03d030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 296.065646][ T6684] RAX: ffffffffffffffda RBX: 00007ff1da3a5fa0 RCX: 00007ff1da18bb7c
[ 296.065654][ T6684] RDX: 000000000000000f RSI: 00007ff1db03d0a0 RDI: 0000000000000004
[ 296.065661][ T6684] RBP: 00007ff1db03d090 R08: 0000000000000000 R09: 0000000000000000
[ 296.065667][ T6684] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 296.065674][ T6684] R13: 0000000000000000 R14: 00007ff1da3a5fa0 R15: 00007ffc68087428
[ 296.065691][ T6684]
[ 296.779119][ T6689] FAULT_INJECTION: forcing a failure.
[ 296.779119][ T6689] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 296.779155][ T6689] CPU: 0 UID: 0 PID: 6689 Comm: syz.4.173 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 296.779170][ T6689] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 296.779178][ T6689] Call Trace:
[ 296.779183][ T6689]
[ 296.779188][ T6689] dump_stack_lvl+0x189/0x250
[ 296.779206][ T6689] ? __pfx____ratelimit+0x10/0x10
[ 296.779221][ T6689] ? __pfx_dump_stack_lvl+0x10/0x10
[ 296.779231][ T6689] ? __pfx__printk+0x10/0x10
[ 296.779245][ T6689] should_fail_ex+0x414/0x560
[ 296.779263][ T6689] _copy_to_user+0x31/0xb0
[ 296.779276][ T6689] simple_read_from_buffer+0xe1/0x170
[ 296.779292][ T6689] proc_fail_nth_read+0x1df/0x250
[ 296.779310][ T6689] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 296.779324][ T6689] ? rw_verify_area+0x258/0x650
[ 296.779342][ T6689] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 296.779357][ T6689] vfs_read+0x200/0x980
[ 296.779377][ T6689] ? __pfx___mutex_lock+0x10/0x10
[ 296.779389][ T6689] ? __pfx_vfs_read+0x10/0x10
[ 296.779407][ T6689] ? __fget_files+0x2a/0x420
[ 296.779423][ T6689] ? __fget_files+0x3a0/0x420
[ 296.779434][ T6689] ? __fget_files+0x2a/0x420
[ 296.779451][ T6689] ksys_read+0x145/0x250
[ 296.779463][ T6689] ? __pfx_ksys_read+0x10/0x10
[ 296.779478][ T6689] ? rcu_is_watching+0x15/0xb0
[ 296.779500][ T6689] ? do_syscall_64+0xbe/0x3b0
[ 296.779512][ T6689] do_syscall_64+0xfa/0x3b0
[ 296.779522][ T6689] ? lockdep_hardirqs_on+0x9c/0x150
[ 296.779539][ T6689] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 296.779550][ T6689] ? clear_bhb_loop+0x60/0xb0
[ 296.779562][ T6689] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 296.779573][ T6689] RIP: 0033:0x7fc27cf8bb7c
[ 296.779585][ T6689] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 296.779595][ T6689] RSP: 002b:00007fc27dd84030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 296.779608][ T6689] RAX: ffffffffffffffda RBX: 00007fc27d1a5fa0 RCX: 00007fc27cf8bb7c
[ 296.779616][ T6689] RDX: 000000000000000f RSI: 00007fc27dd840a0 RDI: 0000000000000004
[ 296.779623][ T6689] RBP: 00007fc27dd84090 R08: 0000000000000000 R09: 0000000000000000
[ 296.779630][ T6689] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 296.779637][ T6689] R13: 0000000000000000 R14: 00007fc27d1a5fa0 R15: 00007ffd05dafcd8
[ 296.779656][ T6689]
[ 297.039443][ T6691] FAULT_INJECTION: forcing a failure.
[ 297.039443][ T6691] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 297.039471][ T6691] CPU: 0 UID: 0 PID: 6691 Comm: syz.1.174 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 297.039484][ T6691] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 297.039492][ T6691] Call Trace:
[ 297.039498][ T6691]
[ 297.039504][ T6691] dump_stack_lvl+0x189/0x250
[ 297.039526][ T6691] ? __pfx____ratelimit+0x10/0x10
[ 297.039545][ T6691] ? __pfx_dump_stack_lvl+0x10/0x10
[ 297.039563][ T6691] ? __pfx__printk+0x10/0x10
[ 297.039583][ T6691] should_fail_ex+0x414/0x560
[ 297.039601][ T6691] _copy_to_user+0x31/0xb0
[ 297.039615][ T6691] simple_read_from_buffer+0xe1/0x170
[ 297.039632][ T6691] proc_fail_nth_read+0x1df/0x250
[ 297.039648][ T6691] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 297.039663][ T6691] ? rw_verify_area+0x258/0x650
[ 297.039680][ T6691] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 297.039693][ T6691] vfs_read+0x200/0x980
[ 297.039714][ T6691] ? __pfx___mutex_lock+0x10/0x10
[ 297.039726][ T6691] ? __pfx_vfs_read+0x10/0x10
[ 297.039744][ T6691] ? __fget_files+0x2a/0x420
[ 297.039760][ T6691] ? __fget_files+0x3a0/0x420
[ 297.039771][ T6691] ? __fget_files+0x2a/0x420
[ 297.039787][ T6691] ksys_read+0x145/0x250
[ 297.039799][ T6691] ? __pfx_ksys_read+0x10/0x10
[ 297.039814][ T6691] ? rcu_is_watching+0x15/0xb0
[ 297.039834][ T6691] ? do_syscall_64+0xbe/0x3b0
[ 297.039847][ T6691] do_syscall_64+0xfa/0x3b0
[ 297.039857][ T6691] ? lockdep_hardirqs_on+0x9c/0x150
[ 297.039872][ T6691] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 297.039883][ T6691] ? clear_bhb_loop+0x60/0xb0
[ 297.039898][ T6691] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 297.039907][ T6691] RIP: 0033:0x7f8a4038bb7c
[ 297.039918][ T6691] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 297.039928][ T6691] RSP: 002b:00007f8a41270030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 297.039942][ T6691] RAX: ffffffffffffffda RBX: 00007f8a405a5fa0 RCX: 00007f8a4038bb7c
[ 297.039983][ T6691] RDX: 000000000000000f RSI: 00007f8a412700a0 RDI: 0000000000000004
[ 297.039990][ T6691] RBP: 00007f8a41270090 R08: 0000000000000000 R09: 0000000000000000
[ 297.039997][ T6691] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 297.040003][ T6691] R13: 0000000000000000 R14: 00007f8a405a5fa0 R15: 00007fff92c41a88
[ 297.040022][ T6691]
[ 297.341566][ T6694] FAULT_INJECTION: forcing a failure.
[ 297.341566][ T6694] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 297.341607][ T6694] CPU: 0 UID: 0 PID: 6694 Comm: syz.3.175 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 297.341622][ T6694] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 297.341631][ T6694] Call Trace:
[ 297.341636][ T6694]
[ 297.341642][ T6694] dump_stack_lvl+0x189/0x250
[ 297.341666][ T6694] ? __pfx____ratelimit+0x10/0x10
[ 297.341684][ T6694] ? __pfx_dump_stack_lvl+0x10/0x10
[ 297.341701][ T6694] ? __pfx__printk+0x10/0x10
[ 297.341721][ T6694] should_fail_ex+0x414/0x560
[ 297.341740][ T6694] _copy_to_user+0x31/0xb0
[ 297.341753][ T6694] simple_read_from_buffer+0xe1/0x170
[ 297.341770][ T6694] proc_fail_nth_read+0x1df/0x250
[ 297.341786][ T6694] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 297.341802][ T6694] ? rw_verify_area+0x258/0x650
[ 297.341819][ T6694] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 297.341832][ T6694] vfs_read+0x200/0x980
[ 297.341852][ T6694] ? __pfx___mutex_lock+0x10/0x10
[ 297.341863][ T6694] ? __pfx_vfs_read+0x10/0x10
[ 297.341880][ T6694] ? __fget_files+0x2a/0x420
[ 297.341894][ T6694] ? __fget_files+0x3a0/0x420
[ 297.341906][ T6694] ? __fget_files+0x2a/0x420
[ 297.341924][ T6694] ksys_read+0x145/0x250
[ 297.341937][ T6694] ? __pfx_ksys_read+0x10/0x10
[ 297.341952][ T6694] ? rcu_is_watching+0x15/0xb0
2025/06/13 09:29:43 executed programs: 308
[ 297.341973][ T6694] ? do_syscall_64+0xbe/0x3b0
[ 297.341986][ T6694] do_syscall_64+0xfa/0x3b0
[ 297.341995][ T6694] ? lockdep_hardirqs_on+0x9c/0x150
[ 297.342011][ T6694] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 297.342023][ T6694] ? clear_bhb_loop+0x60/0xb0
[ 297.342037][ T6694] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 297.342048][ T6694] RIP: 0033:0x7efe2b98bb7c
[ 297.342060][ T6694] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 297.342070][ T6694] RSP: 002b:00007efe2c814030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 297.342085][ T6694] RAX: ffffffffffffffda RBX: 00007efe2bba5fa0 RCX: 00007efe2b98bb7c
[ 297.342094][ T6694] RDX: 000000000000000f RSI: 00007efe2c8140a0 RDI: 0000000000000004
[ 297.342100][ T6694] RBP: 00007efe2c814090 R08: 0000000000000000 R09: 0000000000000000
[ 297.342107][ T6694] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 297.342114][ T6694] R13: 0000000000000000 R14: 00007efe2bba5fa0 R15: 00007ffdb7da39d8
[ 297.342131][ T6694]
[ 297.701749][ T6697] FAULT_INJECTION: forcing a failure.
[ 297.701749][ T6697] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 297.701778][ T6697] CPU: 0 UID: 0 PID: 6697 Comm: syz.5.176 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 297.701794][ T6697] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 297.701803][ T6697] Call Trace:
[ 297.701808][ T6697]
[ 297.701814][ T6697] dump_stack_lvl+0x189/0x250
[ 297.701837][ T6697] ? __pfx____ratelimit+0x10/0x10
[ 297.701857][ T6697] ? __pfx_dump_stack_lvl+0x10/0x10
[ 297.701873][ T6697] ? __pfx__printk+0x10/0x10
[ 297.701895][ T6697] should_fail_ex+0x414/0x560
[ 297.701917][ T6697] _copy_to_user+0x31/0xb0
[ 297.701932][ T6697] simple_read_from_buffer+0xe1/0x170
[ 297.701949][ T6697] proc_fail_nth_read+0x1df/0x250
[ 297.701968][ T6697] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 297.701985][ T6697] ? rw_verify_area+0x258/0x650
[ 297.702003][ T6697] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 297.702018][ T6697] vfs_read+0x200/0x980
[ 297.702040][ T6697] ? __pfx___mutex_lock+0x10/0x10
[ 297.702055][ T6697] ? __pfx_vfs_read+0x10/0x10
[ 297.702073][ T6697] ? __fget_files+0x2a/0x420
[ 297.702090][ T6697] ? __fget_files+0x3a0/0x420
[ 297.702103][ T6697] ? __fget_files+0x2a/0x420
[ 297.702121][ T6697] ksys_read+0x145/0x250
[ 297.702134][ T6697] ? __pfx_ksys_read+0x10/0x10
[ 297.702151][ T6697] ? rcu_is_watching+0x15/0xb0
[ 297.702172][ T6697] ? do_syscall_64+0xbe/0x3b0
[ 297.702187][ T6697] do_syscall_64+0xfa/0x3b0
[ 297.702197][ T6697] ? lockdep_hardirqs_on+0x9c/0x150
[ 297.702215][ T6697] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 297.702227][ T6697] ? clear_bhb_loop+0x60/0xb0
[ 297.702243][ T6697] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 297.702264][ T6697] RIP: 0033:0x7fbaf6b8bb7c
[ 297.702277][ T6697] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 297.702289][ T6697] RSP: 002b:00007fbaf7a42030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 297.702303][ T6697] RAX: ffffffffffffffda RBX: 00007fbaf6da5fa0 RCX: 00007fbaf6b8bb7c
[ 297.702312][ T6697] RDX: 000000000000000f RSI: 00007fbaf7a420a0 RDI: 0000000000000004
[ 297.702320][ T6697] RBP: 00007fbaf7a42090 R08: 0000000000000000 R09: 0000000000000000
[ 297.702327][ T6697] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 297.702335][ T6697] R13: 0000000000000000 R14: 00007fbaf6da5fa0 R15: 00007ffe98836178
[ 297.702353][ T6697]
[ 298.591646][ T6702] FAULT_INJECTION: forcing a failure.
[ 298.591646][ T6702] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 298.591673][ T6702] CPU: 0 UID: 0 PID: 6702 Comm: syz.6.177 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 298.591687][ T6702] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 298.591700][ T6702] Call Trace:
[ 298.591706][ T6702]
[ 298.591712][ T6702] dump_stack_lvl+0x189/0x250
[ 298.591736][ T6702] ? __pfx____ratelimit+0x10/0x10
[ 298.591756][ T6702] ? __pfx_dump_stack_lvl+0x10/0x10
[ 298.591773][ T6702] ? __pfx__printk+0x10/0x10
[ 298.591795][ T6702] should_fail_ex+0x414/0x560
[ 298.591813][ T6702] _copy_to_user+0x31/0xb0
[ 298.591827][ T6702] simple_read_from_buffer+0xe1/0x170
[ 298.591843][ T6702] proc_fail_nth_read+0x1df/0x250
[ 298.591860][ T6702] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 298.591873][ T6702] ? rw_verify_area+0x258/0x650
[ 298.591889][ T6702] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 298.591902][ T6702] vfs_read+0x200/0x980
[ 298.592086][ T6702] ? __pfx___mutex_lock+0x10/0x10
[ 298.592107][ T6702] ? __pfx_vfs_read+0x10/0x10
[ 298.592126][ T6702] ? __fget_files+0x2a/0x420
[ 298.592139][ T6702] ? __fget_files+0x3a0/0x420
[ 298.592147][ T6702] ? __fget_files+0x2a/0x420
[ 298.592163][ T6702] ksys_read+0x145/0x250
[ 298.592175][ T6702] ? __pfx_ksys_read+0x10/0x10
[ 298.592189][ T6702] ? rcu_is_watching+0x15/0xb0
[ 298.592211][ T6702] ? do_syscall_64+0xbe/0x3b0
[ 298.592227][ T6702] do_syscall_64+0xfa/0x3b0
[ 298.592239][ T6702] ? lockdep_hardirqs_on+0x9c/0x150
[ 298.592256][ T6702] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 298.592268][ T6702] ? clear_bhb_loop+0x60/0xb0
[ 298.592281][ T6702] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 298.592294][ T6702] RIP: 0033:0x7f8359d8bb7c
[ 298.592308][ T6702] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 298.592320][ T6702] RSP: 002b:00007f835ac26030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 298.592335][ T6702] RAX: ffffffffffffffda RBX: 00007f8359fa5fa0 RCX: 00007f8359d8bb7c
[ 298.592345][ T6702] RDX: 000000000000000f RSI: 00007f835ac260a0 RDI: 0000000000000004
[ 298.592352][ T6702] RBP: 00007f835ac26090 R08: 0000000000000000 R09: 0000000000000000
[ 298.592359][ T6702] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 298.592366][ T6702] R13: 0000000000000000 R14: 00007f8359fa5fa0 R15: 00007ffef1560898
[ 298.592385][ T6702]
[ 299.080285][ T6705] FAULT_INJECTION: forcing a failure.
[ 299.080285][ T6705] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 299.080325][ T6705] CPU: 0 UID: 0 PID: 6705 Comm: syz.2.178 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 299.080343][ T6705] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 299.080353][ T6705] Call Trace:
[ 299.080360][ T6705]
[ 299.080367][ T6705] dump_stack_lvl+0x189/0x250
[ 299.080395][ T6705] ? __pfx____ratelimit+0x10/0x10
[ 299.080417][ T6705] ? __pfx_dump_stack_lvl+0x10/0x10
[ 299.080438][ T6705] ? __pfx__printk+0x10/0x10
[ 299.080461][ T6705] should_fail_ex+0x414/0x560
[ 299.080484][ T6705] _copy_to_user+0x31/0xb0
[ 299.080501][ T6705] simple_read_from_buffer+0xe1/0x170
[ 299.080520][ T6705] proc_fail_nth_read+0x1df/0x250
[ 299.080539][ T6705] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 299.080554][ T6705] ? rw_verify_area+0x258/0x650
[ 299.080573][ T6705] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 299.080590][ T6705] vfs_read+0x200/0x980
[ 299.080613][ T6705] ? __pfx___mutex_lock+0x10/0x10
[ 299.080629][ T6705] ? __pfx_vfs_read+0x10/0x10
[ 299.080650][ T6705] ? __fget_files+0x2a/0x420
[ 299.080670][ T6705] ? __fget_files+0x3a0/0x420
[ 299.080684][ T6705] ? __fget_files+0x2a/0x420
[ 299.080707][ T6705] ksys_read+0x145/0x250
[ 299.080721][ T6705] ? __pfx_ksys_read+0x10/0x10
[ 299.080740][ T6705] ? rcu_is_watching+0x15/0xb0
[ 299.080767][ T6705] ? do_syscall_64+0xbe/0x3b0
[ 299.080784][ T6705] do_syscall_64+0xfa/0x3b0
[ 299.080796][ T6705] ? lockdep_hardirqs_on+0x9c/0x150
[ 299.080816][ T6705] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 299.080830][ T6705] ? clear_bhb_loop+0x60/0xb0
[ 299.080848][ T6705] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 299.080861][ T6705] RIP: 0033:0x7ff1da18bb7c
[ 299.080875][ T6705] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 299.080887][ T6705] RSP: 002b:00007ff1db03d030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 299.080904][ T6705] RAX: ffffffffffffffda RBX: 00007ff1da3a5fa0 RCX: 00007ff1da18bb7c
[ 299.080913][ T6705] RDX: 000000000000000f RSI: 00007ff1db03d0a0 RDI: 0000000000000004
[ 299.080921][ T6705] RBP: 00007ff1db03d090 R08: 0000000000000000 R09: 0000000000000000
[ 299.080929][ T6705] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 299.080938][ T6705] R13: 0000000000000000 R14: 00007ff1da3a5fa0 R15: 00007ffc68087428
[ 299.080958][ T6705]
[ 299.879755][ T6709] FAULT_INJECTION: forcing a failure.
[ 299.879755][ T6709] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 299.879785][ T6709] CPU: 0 UID: 0 PID: 6709 Comm: syz.4.179 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 299.879801][ T6709] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 299.879810][ T6709] Call Trace:
[ 299.879816][ T6709]
[ 299.879822][ T6709] dump_stack_lvl+0x189/0x250
[ 299.879847][ T6709] ? __pfx____ratelimit+0x10/0x10
[ 299.879866][ T6709] ? __pfx_dump_stack_lvl+0x10/0x10
[ 299.879885][ T6709] ? __pfx__printk+0x10/0x10
[ 299.879906][ T6709] should_fail_ex+0x414/0x560
[ 299.879959][ T6709] _copy_to_user+0x31/0xb0
[ 299.879977][ T6709] simple_read_from_buffer+0xe1/0x170
[ 299.879996][ T6709] proc_fail_nth_read+0x1df/0x250
[ 299.880014][ T6709] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 299.880031][ T6709] ? rw_verify_area+0x258/0x650
[ 299.880049][ T6709] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 299.880064][ T6709] vfs_read+0x200/0x980
[ 299.880086][ T6709] ? __pfx___mutex_lock+0x10/0x10
[ 299.880100][ T6709] ? __pfx_vfs_read+0x10/0x10
[ 299.880121][ T6709] ? __fget_files+0x2a/0x420
[ 299.880139][ T6709] ? __fget_files+0x3a0/0x420
[ 299.880151][ T6709] ? __fget_files+0x2a/0x420
[ 299.880170][ T6709] ksys_read+0x145/0x250
[ 299.880183][ T6709] ? __pfx_ksys_read+0x10/0x10
[ 299.880199][ T6709] ? rcu_is_watching+0x15/0xb0
[ 299.880222][ T6709] ? do_syscall_64+0xbe/0x3b0
[ 299.880237][ T6709] do_syscall_64+0xfa/0x3b0
[ 299.880248][ T6709] ? lockdep_hardirqs_on+0x9c/0x150
[ 299.880266][ T6709] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 299.880279][ T6709] ? clear_bhb_loop+0x60/0xb0
[ 299.880294][ T6709] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 299.880305][ T6709] RIP: 0033:0x7fc27cf8bb7c
[ 299.880318][ T6709] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 299.880329][ T6709] RSP: 002b:00007fc27dd84030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 299.880350][ T6709] RAX: ffffffffffffffda RBX: 00007fc27d1a5fa0 RCX: 00007fc27cf8bb7c
[ 299.880359][ T6709] RDX: 000000000000000f RSI: 00007fc27dd840a0 RDI: 0000000000000004
[ 299.880367][ T6709] RBP: 00007fc27dd84090 R08: 0000000000000000 R09: 0000000000000000
[ 299.880375][ T6709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 299.880381][ T6709] R13: 0000000000000000 R14: 00007fc27d1a5fa0 R15: 00007ffd05dafcd8
[ 299.880399][ T6709]
[ 300.218504][ T6712] FAULT_INJECTION: forcing a failure.
[ 300.218504][ T6712] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 300.218537][ T6712] CPU: 0 UID: 0 PID: 6712 Comm: syz.1.180 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 300.218554][ T6712] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 300.218563][ T6712] Call Trace:
[ 300.218569][ T6712]
[ 300.218577][ T6712] dump_stack_lvl+0x189/0x250
[ 300.218603][ T6712] ? __pfx____ratelimit+0x10/0x10
[ 300.218626][ T6712] ? __pfx_dump_stack_lvl+0x10/0x10
[ 300.218647][ T6712] ? __pfx__printk+0x10/0x10
[ 300.218672][ T6712] should_fail_ex+0x414/0x560
[ 300.218695][ T6712] _copy_to_user+0x31/0xb0
[ 300.218712][ T6712] simple_read_from_buffer+0xe1/0x170
[ 300.218731][ T6712] proc_fail_nth_read+0x1df/0x250
[ 300.218751][ T6712] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 300.218770][ T6712] ? rw_verify_area+0x258/0x650
[ 300.218792][ T6712] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 300.218809][ T6712] vfs_read+0x200/0x980
[ 300.218834][ T6712] ? __pfx___mutex_lock+0x10/0x10
[ 300.218849][ T6712] ? __pfx_vfs_read+0x10/0x10
[ 300.218870][ T6712] ? __fget_files+0x2a/0x420
[ 300.218889][ T6712] ? __fget_files+0x3a0/0x420
[ 300.218902][ T6712] ? __fget_files+0x2a/0x420
[ 300.218923][ T6712] ksys_read+0x145/0x250
[ 300.218937][ T6712] ? __pfx_ksys_read+0x10/0x10
[ 300.218954][ T6712] ? rcu_is_watching+0x15/0xb0
[ 300.218980][ T6712] ? do_syscall_64+0xbe/0x3b0
[ 300.218996][ T6712] do_syscall_64+0xfa/0x3b0
[ 300.219008][ T6712] ? lockdep_hardirqs_on+0x9c/0x150
[ 300.219028][ T6712] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 300.219039][ T6712] ? clear_bhb_loop+0x60/0xb0
[ 300.219057][ T6712] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 300.219070][ T6712] RIP: 0033:0x7f8a4038bb7c
[ 300.219084][ T6712] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 300.219095][ T6712] RSP: 002b:00007f8a41270030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 300.219109][ T6712] RAX: ffffffffffffffda RBX: 00007f8a405a5fa0 RCX: 00007f8a4038bb7c
[ 300.219118][ T6712] RDX: 000000000000000f RSI: 00007f8a412700a0 RDI: 0000000000000004
[ 300.219125][ T6712] RBP: 00007f8a41270090 R08: 0000000000000000 R09: 0000000000000000
[ 300.219132][ T6712] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 300.219139][ T6712] R13: 0000000000000000 R14: 00007f8a405a5fa0 R15: 00007fff92c41a88
[ 300.219160][ T6712]
[ 300.485845][ T6715] FAULT_INJECTION: forcing a failure.
[ 300.485845][ T6715] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 300.485877][ T6715] CPU: 0 UID: 0 PID: 6715 Comm: syz.3.181 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 300.485892][ T6715] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 300.485900][ T6715] Call Trace:
[ 300.485906][ T6715]
[ 300.485913][ T6715] dump_stack_lvl+0x189/0x250
[ 300.485940][ T6715] ? __pfx____ratelimit+0x10/0x10
[ 300.485962][ T6715] ? __pfx_dump_stack_lvl+0x10/0x10
[ 300.485979][ T6715] ? __pfx__printk+0x10/0x10
[ 300.486003][ T6715] should_fail_ex+0x414/0x560
[ 300.486023][ T6715] _copy_to_user+0x31/0xb0
[ 300.486040][ T6715] simple_read_from_buffer+0xe1/0x170
[ 300.486057][ T6715] proc_fail_nth_read+0x1df/0x250
[ 300.486077][ T6715] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 300.486093][ T6715] ? rw_verify_area+0x258/0x650
[ 300.486114][ T6715] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 300.486129][ T6715] vfs_read+0x200/0x980
[ 300.486151][ T6715] ? __pfx___mutex_lock+0x10/0x10
[ 300.486164][ T6715] ? __pfx_vfs_read+0x10/0x10
[ 300.486184][ T6715] ? __fget_files+0x2a/0x420
[ 300.486201][ T6715] ? __fget_files+0x3a0/0x420
[ 300.486212][ T6715] ? __fget_files+0x2a/0x420
[ 300.486233][ T6715] ksys_read+0x145/0x250
[ 300.486245][ T6715] ? __pfx_ksys_read+0x10/0x10
[ 300.486263][ T6715] ? rcu_is_watching+0x15/0xb0
[ 300.486285][ T6715] ? do_syscall_64+0xbe/0x3b0
[ 300.486303][ T6715] do_syscall_64+0xfa/0x3b0
[ 300.486313][ T6715] ? lockdep_hardirqs_on+0x9c/0x150
[ 300.486332][ T6715] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 300.486345][ T6715] ? clear_bhb_loop+0x60/0xb0
[ 300.486359][ T6715] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 300.486372][ T6715] RIP: 0033:0x7efe2b98bb7c
[ 300.486384][ T6715] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 300.486395][ T6715] RSP: 002b:00007efe2c814030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 300.486411][ T6715] RAX: ffffffffffffffda RBX: 00007efe2bba5fa0 RCX: 00007efe2b98bb7c
[ 300.486420][ T6715] RDX: 000000000000000f RSI: 00007efe2c8140a0 RDI: 0000000000000004
[ 300.486427][ T6715] RBP: 00007efe2c814090 R08: 0000000000000000 R09: 0000000000000000
[ 300.486434][ T6715] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 300.486443][ T6715] R13: 0000000000000000 R14: 00007efe2bba5fa0 R15: 00007ffdb7da39d8
[ 300.486462][ T6715]
[ 301.729199][ T6722] FAULT_INJECTION: forcing a failure.
[ 301.729199][ T6722] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 301.729229][ T6722] CPU: 0 UID: 0 PID: 6722 Comm: syz.6.183 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 301.729245][ T6722] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 301.729254][ T6722] Call Trace:
[ 301.729259][ T6722]
[ 301.729266][ T6722] dump_stack_lvl+0x189/0x250
[ 301.729291][ T6722] ? __pfx____ratelimit+0x10/0x10
[ 301.729311][ T6722] ? __pfx_dump_stack_lvl+0x10/0x10
[ 301.729330][ T6722] ? __pfx__printk+0x10/0x10
[ 301.729351][ T6722] should_fail_ex+0x414/0x560
[ 301.729373][ T6722] _copy_to_user+0x31/0xb0
[ 301.729388][ T6722] simple_read_from_buffer+0xe1/0x170
[ 301.729406][ T6722] proc_fail_nth_read+0x1df/0x250
[ 301.729425][ T6722] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 301.729442][ T6722] ? rw_verify_area+0x258/0x650
[ 301.729460][ T6722] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 301.729476][ T6722] vfs_read+0x200/0x980
[ 301.729498][ T6722] ? __pfx___mutex_lock+0x10/0x10
[ 301.729511][ T6722] ? __pfx_vfs_read+0x10/0x10
[ 301.729531][ T6722] ? __fget_files+0x2a/0x420
[ 301.729548][ T6722] ? __fget_files+0x3a0/0x420
[ 301.729561][ T6722] ? __fget_files+0x2a/0x420
[ 301.729589][ T6722] ksys_read+0x145/0x250
[ 301.729601][ T6722] ? __pfx_ksys_read+0x10/0x10
[ 301.729617][ T6722] ? rcu_is_watching+0x15/0xb0
[ 301.729639][ T6722] ? do_syscall_64+0xbe/0x3b0
[ 301.729653][ T6722] do_syscall_64+0xfa/0x3b0
[ 301.729665][ T6722] ? lockdep_hardirqs_on+0x9c/0x150
[ 301.729683][ T6722] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 301.729695][ T6722] ? clear_bhb_loop+0x60/0xb0
[ 301.729710][ T6722] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 301.729721][ T6722] RIP: 0033:0x7f8359d8bb7c
[ 301.729733][ T6722] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 301.729740][ T6722] RSP: 002b:00007f835ac26030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 301.729750][ T6722] RAX: ffffffffffffffda RBX: 00007f8359fa5fa0 RCX: 00007f8359d8bb7c
[ 301.729758][ T6722] RDX: 000000000000000f RSI: 00007f835ac260a0 RDI: 0000000000000004
[ 301.729765][ T6722] RBP: 00007f835ac26090 R08: 0000000000000000 R09: 0000000000000000
[ 301.729771][ T6722] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 301.729777][ T6722] R13: 0000000000000000 R14: 00007f8359fa5fa0 R15: 00007ffef1560898
[ 301.729794][ T6722]
[ 302.338185][ T6726] FAULT_INJECTION: forcing a failure.
[ 302.338185][ T6726] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 302.344722][ T6726] CPU: 0 UID: 0 PID: 6726 Comm: syz.2.184 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 302.344741][ T6726] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 302.344750][ T6726] Call Trace:
[ 302.344757][ T6726]
[ 302.344764][ T6726] dump_stack_lvl+0x189/0x250
[ 302.344928][ T6726] ? __pfx____ratelimit+0x10/0x10
[ 302.344980][ T6726] ? __pfx_dump_stack_lvl+0x10/0x10
[ 302.344999][ T6726] ? __pfx__printk+0x10/0x10
[ 302.345021][ T6726] should_fail_ex+0x414/0x560
[ 302.345096][ T6726] _copy_to_user+0x31/0xb0
[ 302.345112][ T6726] simple_read_from_buffer+0xe1/0x170
[ 302.345126][ T6726] proc_fail_nth_read+0x1df/0x250
[ 302.345138][ T6726] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 302.345148][ T6726] ? rw_verify_area+0x258/0x650
[ 302.345161][ T6726] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 302.345171][ T6726] vfs_read+0x200/0x980
[ 302.345185][ T6726] ? __pfx___mutex_lock+0x10/0x10
[ 302.345195][ T6726] ? __pfx_vfs_read+0x10/0x10
[ 302.345207][ T6726] ? __fget_files+0x2a/0x420
[ 302.345218][ T6726] ? __fget_files+0x3a0/0x420
[ 302.345226][ T6726] ? __fget_files+0x2a/0x420
[ 302.345245][ T6726] ksys_read+0x145/0x250
[ 302.345254][ T6726] ? __pfx_ksys_read+0x10/0x10
[ 302.345269][ T6726] ? rcu_is_watching+0x15/0xb0
[ 302.345293][ T6726] ? do_syscall_64+0xbe/0x3b0
[ 302.345307][ T6726] do_syscall_64+0xfa/0x3b0
[ 302.345314][ T6726] ? lockdep_hardirqs_on+0x9c/0x150
[ 302.345326][ T6726] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 302.345335][ T6726] ? clear_bhb_loop+0x60/0xb0
[ 302.345349][ T6726] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 302.345361][ T6726] RIP: 0033:0x7ff1da18bb7c
[ 302.345375][ T6726] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 302.345386][ T6726] RSP: 002b:00007ff1db03d030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 302.345401][ T6726] RAX: ffffffffffffffda RBX: 00007ff1da3a5fa0 RCX: 00007ff1da18bb7c
[ 302.345410][ T6726] RDX: 000000000000000f RSI: 00007ff1db03d0a0 RDI: 0000000000000004
[ 302.345418][ T6726] RBP: 00007ff1db03d090 R08: 0000000000000000 R09: 0000000000000000
[ 302.345426][ T6726] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 302.345434][ T6726] R13: 0000000000000000 R14: 00007ff1da3a5fa0 R15: 00007ffc68087428
[ 302.345447][ T6726]
[ 303.058214][ T6730] FAULT_INJECTION: forcing a failure.
[ 303.058214][ T6730] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 303.058270][ T6730] CPU: 0 UID: 0 PID: 6730 Comm: syz.4.185 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 303.058284][ T6730] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 303.058290][ T6730] Call Trace:
[ 303.058296][ T6730]
[ 303.058303][ T6730] dump_stack_lvl+0x189/0x250
[ 303.058364][ T6730] ? __pfx____ratelimit+0x10/0x10
[ 303.058392][ T6730] ? __pfx_dump_stack_lvl+0x10/0x10
[ 303.058413][ T6730] ? __pfx__printk+0x10/0x10
[ 303.058436][ T6730] should_fail_ex+0x414/0x560
[ 303.058467][ T6730] _copy_to_user+0x31/0xb0
[ 303.058485][ T6730] simple_read_from_buffer+0xe1/0x170
[ 303.058502][ T6730] proc_fail_nth_read+0x1df/0x250
[ 303.058523][ T6730] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 303.058542][ T6730] ? rw_verify_area+0x258/0x650
[ 303.058563][ T6730] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 303.058580][ T6730] vfs_read+0x200/0x980
[ 303.058605][ T6730] ? __pfx___mutex_lock+0x10/0x10
[ 303.058620][ T6730] ? __pfx_vfs_read+0x10/0x10
[ 303.058641][ T6730] ? __fget_files+0x2a/0x420
[ 303.058654][ T6730] ? __fget_files+0x3a0/0x420
[ 303.058663][ T6730] ? __fget_files+0x2a/0x420
[ 303.058676][ T6730] ksys_read+0x145/0x250
[ 303.058685][ T6730] ? __pfx_ksys_read+0x10/0x10
[ 303.058701][ T6730] ? rcu_is_watching+0x15/0xb0
[ 303.058727][ T6730] ? do_syscall_64+0xbe/0x3b0
[ 303.058744][ T6730] do_syscall_64+0xfa/0x3b0
[ 303.058756][ T6730] ? lockdep_hardirqs_on+0x9c/0x150
[ 303.058776][ T6730] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 303.058790][ T6730] ? clear_bhb_loop+0x60/0xb0
[ 303.058801][ T6730] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 303.058810][ T6730] RIP: 0033:0x7fc27cf8bb7c
[ 303.058823][ T6730] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 303.058836][ T6730] RSP: 002b:00007fc27dd84030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 303.058852][ T6730] RAX: ffffffffffffffda RBX: 00007fc27d1a5fa0 RCX: 00007fc27cf8bb7c
[ 303.058862][ T6730] RDX: 000000000000000f RSI: 00007fc27dd840a0 RDI: 0000000000000004
[ 303.058870][ T6730] RBP: 00007fc27dd84090 R08: 0000000000000000 R09: 0000000000000000
[ 303.058879][ T6730] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 303.058887][ T6730] R13: 0000000000000000 R14: 00007fc27d1a5fa0 R15: 00007ffd05dafcd8
[ 303.058907][ T6730]
[ 303.684631][ T6736] FAULT_INJECTION: forcing a failure.
[ 303.684631][ T6736] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 303.684697][ T6736] CPU: 0 UID: 0 PID: 6736 Comm: syz.3.187 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 303.684713][ T6736] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 303.684722][ T6736] Call Trace:
[ 303.684728][ T6736]
[ 303.684734][ T6736] dump_stack_lvl+0x189/0x250
[ 303.684904][ T6736] ? __pfx____ratelimit+0x10/0x10
[ 303.684956][ T6736] ? __pfx_dump_stack_lvl+0x10/0x10
[ 303.684975][ T6736] ? __pfx__printk+0x10/0x10
[ 303.684996][ T6736] should_fail_ex+0x414/0x560
[ 303.685051][ T6736] _copy_to_user+0x31/0xb0
[ 303.685067][ T6736] simple_read_from_buffer+0xe1/0x170
[ 303.685086][ T6736] proc_fail_nth_read+0x1df/0x250
[ 303.685104][ T6736] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 303.685121][ T6736] ? rw_verify_area+0x258/0x650
[ 303.685140][ T6736] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 303.685156][ T6736] vfs_read+0x200/0x980
[ 303.685180][ T6736] ? __pfx___mutex_lock+0x10/0x10
[ 303.685194][ T6736] ? __pfx_vfs_read+0x10/0x10
[ 303.685214][ T6736] ? __fget_files+0x2a/0x420
[ 303.685232][ T6736] ? __fget_files+0x3a0/0x420
[ 303.685245][ T6736] ? __fget_files+0x2a/0x420
[ 303.685266][ T6736] ksys_read+0x145/0x250
[ 303.685280][ T6736] ? __pfx_ksys_read+0x10/0x10
[ 303.685297][ T6736] ? rcu_is_watching+0x15/0xb0
[ 303.685322][ T6736] ? do_syscall_64+0xbe/0x3b0
[ 303.685337][ T6736] do_syscall_64+0xfa/0x3b0
[ 303.685348][ T6736] ? lockdep_hardirqs_on+0x9c/0x150
[ 303.685367][ T6736] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 303.685381][ T6736] ? clear_bhb_loop+0x60/0xb0
[ 303.685397][ T6736] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 303.685409][ T6736] RIP: 0033:0x7efe2b98bb7c
[ 303.685422][ T6736] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 303.685434][ T6736] RSP: 002b:00007efe2c814030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 303.685450][ T6736] RAX: ffffffffffffffda RBX: 00007efe2bba5fa0 RCX: 00007efe2b98bb7c
[ 303.685460][ T6736] RDX: 000000000000000f RSI: 00007efe2c8140a0 RDI: 0000000000000004
[ 303.685468][ T6736] RBP: 00007efe2c814090 R08: 0000000000000000 R09: 0000000000000000
[ 303.685476][ T6736] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 303.685483][ T6736] R13: 0000000000000000 R14: 00007efe2bba5fa0 R15: 00007ffdb7da39d8
[ 303.685504][ T6736]
[ 306.192954][ T6751] FAULT_INJECTION: forcing a failure.
[ 306.192954][ T6751] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 306.193008][ T6751] CPU: 0 UID: 0 PID: 6751 Comm: syz.4.191 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 306.193027][ T6751] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 306.193036][ T6751] Call Trace:
[ 306.193043][ T6751]
[ 306.193050][ T6751] dump_stack_lvl+0x189/0x250
[ 306.193250][ T6751] ? __pfx____ratelimit+0x10/0x10
[ 306.193317][ T6751] ? __pfx_dump_stack_lvl+0x10/0x10
[ 306.193339][ T6751] ? __pfx__printk+0x10/0x10
[ 306.193363][ T6751] should_fail_ex+0x414/0x560
[ 306.193426][ T6751] _copy_to_user+0x31/0xb0
[ 306.193442][ T6751] simple_read_from_buffer+0xe1/0x170
[ 306.193462][ T6751] proc_fail_nth_read+0x1df/0x250
[ 306.193481][ T6751] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 306.193501][ T6751] ? rw_verify_area+0x258/0x650
[ 306.193520][ T6751] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 306.193537][ T6751] vfs_read+0x200/0x980
[ 306.193563][ T6751] ? __pfx___mutex_lock+0x10/0x10
[ 306.193579][ T6751] ? __pfx_vfs_read+0x10/0x10
[ 306.193599][ T6751] ? __fget_files+0x2a/0x420
[ 306.193617][ T6751] ? __fget_files+0x3a0/0x420
[ 306.193630][ T6751] ? __fget_files+0x2a/0x420
[ 306.193652][ T6751] ksys_read+0x145/0x250
[ 306.193668][ T6751] ? __pfx_ksys_read+0x10/0x10
[ 306.193687][ T6751] ? rcu_is_watching+0x15/0xb0
[ 306.193714][ T6751] ? do_syscall_64+0xbe/0x3b0
[ 306.193730][ T6751] do_syscall_64+0xfa/0x3b0
[ 306.193741][ T6751] ? lockdep_hardirqs_on+0x9c/0x150
[ 306.193762][ T6751] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 306.193777][ T6751] ? clear_bhb_loop+0x60/0xb0
[ 306.193795][ T6751] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 306.193808][ T6751] RIP: 0033:0x7fc27cf8bb7c
[ 306.193822][ T6751] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 306.193836][ T6751] RSP: 002b:00007fc27dd84030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 306.193854][ T6751] RAX: ffffffffffffffda RBX: 00007fc27d1a5fa0 RCX: 00007fc27cf8bb7c
[ 306.193864][ T6751] RDX: 000000000000000f RSI: 00007fc27dd840a0 RDI: 0000000000000004
[ 306.193871][ T6751] RBP: 00007fc27dd84090 R08: 0000000000000000 R09: 0000000000000000
[ 306.193880][ T6751] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 306.193888][ T6751] R13: 0000000000000000 R14: 00007fc27d1a5fa0 R15: 00007ffd05dafcd8
[ 306.193909][ T6751]
[ 306.489449][ T6758] FAULT_INJECTION: forcing a failure.
[ 306.489449][ T6758] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 306.489481][ T6758] CPU: 0 UID: 0 PID: 6758 Comm: syz.1.192 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 306.489497][ T6758] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 306.489506][ T6758] Call Trace:
[ 306.489512][ T6758]
[ 306.489519][ T6758] dump_stack_lvl+0x189/0x250
[ 306.489548][ T6758] ? __pfx____ratelimit+0x10/0x10
[ 306.489569][ T6758] ? __pfx_dump_stack_lvl+0x10/0x10
[ 306.489589][ T6758] ? __pfx__printk+0x10/0x10
[ 306.489613][ T6758] should_fail_ex+0x414/0x560
[ 306.489637][ T6758] _copy_to_user+0x31/0xb0
[ 306.489654][ T6758] simple_read_from_buffer+0xe1/0x170
[ 306.489674][ T6758] proc_fail_nth_read+0x1df/0x250
[ 306.489696][ T6758] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 306.489715][ T6758] ? rw_verify_area+0x258/0x650
[ 306.489736][ T6758] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 306.489752][ T6758] vfs_read+0x200/0x980
[ 306.489778][ T6758] ? __pfx___mutex_lock+0x10/0x10
[ 306.489792][ T6758] ? __pfx_vfs_read+0x10/0x10
[ 306.489814][ T6758] ? __fget_files+0x2a/0x420
[ 306.489832][ T6758] ? __fget_files+0x3a0/0x420
[ 306.489844][ T6758] ? __fget_files+0x2a/0x420
[ 306.489866][ T6758] ksys_read+0x145/0x250
[ 306.489882][ T6758] ? __pfx_ksys_read+0x10/0x10
[ 306.489899][ T6758] ? rcu_is_watching+0x15/0xb0
[ 306.489925][ T6758] ? do_syscall_64+0xbe/0x3b0
[ 306.489943][ T6758] do_syscall_64+0xfa/0x3b0
[ 306.489955][ T6758] ? lockdep_hardirqs_on+0x9c/0x150
[ 306.489974][ T6758] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 306.489988][ T6758] ? clear_bhb_loop+0x60/0xb0
[ 306.490005][ T6758] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 306.490017][ T6758] RIP: 0033:0x7f8a4038bb7c
[ 306.490030][ T6758] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 306.490043][ T6758] RSP: 002b:00007f8a41270030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 306.490059][ T6758] RAX: ffffffffffffffda RBX: 00007f8a405a5fa0 RCX: 00007f8a4038bb7c
[ 306.490068][ T6758] RDX: 000000000000000f RSI: 00007f8a412700a0 RDI: 0000000000000004
[ 306.490076][ T6758] RBP: 00007f8a41270090 R08: 0000000000000000 R09: 0000000000000000
[ 306.490084][ T6758] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 306.490093][ T6758] R13: 0000000000000000 R14: 00007f8a405a5fa0 R15: 00007fff92c41a88
[ 306.490116][ T6758]
[ 306.788299][ T6763] FAULT_INJECTION: forcing a failure.
[ 306.788299][ T6763] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 306.788353][ T6763] CPU: 0 UID: 0 PID: 6763 Comm: syz.3.193 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 306.788371][ T6763] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 306.788381][ T6763] Call Trace:
[ 306.788388][ T6763]
[ 306.788395][ T6763] dump_stack_lvl+0x189/0x250
[ 306.788462][ T6763] ? __pfx____ratelimit+0x10/0x10
[ 306.788482][ T6763] ? __pfx_dump_stack_lvl+0x10/0x10
[ 306.788497][ T6763] ? __pfx__printk+0x10/0x10
[ 306.788513][ T6763] should_fail_ex+0x414/0x560
[ 306.788541][ T6763] _copy_to_user+0x31/0xb0
[ 306.788559][ T6763] simple_read_from_buffer+0xe1/0x170
[ 306.788580][ T6763] proc_fail_nth_read+0x1df/0x250
[ 306.788602][ T6763] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 306.788621][ T6763] ? rw_verify_area+0x258/0x650
[ 306.788641][ T6763] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 306.788658][ T6763] vfs_read+0x200/0x980
[ 306.788685][ T6763] ? __pfx___mutex_lock+0x10/0x10
[ 306.788699][ T6763] ? __pfx_vfs_read+0x10/0x10
[ 306.788721][ T6763] ? __fget_files+0x2a/0x420
[ 306.788741][ T6763] ? __fget_files+0x3a0/0x420
[ 306.788755][ T6763] ? __fget_files+0x2a/0x420
[ 306.788776][ T6763] ksys_read+0x145/0x250
[ 306.788791][ T6763] ? __pfx_ksys_read+0x10/0x10
[ 306.788809][ T6763] ? rcu_is_watching+0x15/0xb0
[ 306.788834][ T6763] ? do_syscall_64+0xbe/0x3b0
[ 306.788848][ T6763] do_syscall_64+0xfa/0x3b0
[ 306.788859][ T6763] ? lockdep_hardirqs_on+0x9c/0x150
[ 306.788880][ T6763] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 306.788893][ T6763] ? clear_bhb_loop+0x60/0xb0
[ 306.788909][ T6763] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 306.788922][ T6763] RIP: 0033:0x7efe2b98bb7c
[ 306.788936][ T6763] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 306.788949][ T6763] RSP: 002b:00007efe2c814030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 306.788966][ T6763] RAX: ffffffffffffffda RBX: 00007efe2bba5fa0 RCX: 00007efe2b98bb7c
[ 306.788975][ T6763] RDX: 000000000000000f RSI: 00007efe2c8140a0 RDI: 0000000000000004
[ 306.788984][ T6763] RBP: 00007efe2c814090 R08: 0000000000000000 R09: 0000000000000000
[ 306.788994][ T6763] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 306.789002][ T6763] R13: 0000000000000000 R14: 00007efe2bba5fa0 R15: 00007ffdb7da39d8
[ 306.789023][ T6763]
[ 307.359994][ T6766] FAULT_INJECTION: forcing a failure.
[ 307.359994][ T6766] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 307.360068][ T6766] CPU: 0 UID: 0 PID: 6766 Comm: syz.5.194 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 307.360085][ T6766] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 307.360094][ T6766] Call Trace:
[ 307.360102][ T6766]
[ 307.360109][ T6766] dump_stack_lvl+0x189/0x250
[ 307.360264][ T6766] ? __pfx____ratelimit+0x10/0x10
[ 307.360320][ T6766] ? __pfx_dump_stack_lvl+0x10/0x10
[ 307.360339][ T6766] ? __pfx__printk+0x10/0x10
[ 307.360361][ T6766] should_fail_ex+0x414/0x560
[ 307.360411][ T6766] _copy_to_user+0x31/0xb0
[ 307.360427][ T6766] simple_read_from_buffer+0xe1/0x170
[ 307.360445][ T6766] proc_fail_nth_read+0x1df/0x250
[ 307.360464][ T6766] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 307.360481][ T6766] ? rw_verify_area+0x258/0x650
[ 307.360499][ T6766] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 307.360514][ T6766] vfs_read+0x200/0x980
[ 307.360537][ T6766] ? __pfx___mutex_lock+0x10/0x10
[ 307.360549][ T6766] ? __pfx_vfs_read+0x10/0x10
[ 307.360573][ T6766] ? __fget_files+0x2a/0x420
[ 307.360591][ T6766] ? __fget_files+0x3a0/0x420
[ 307.360603][ T6766] ? __fget_files+0x2a/0x420
[ 307.360623][ T6766] ksys_read+0x145/0x250
[ 307.360635][ T6766] ? __pfx_ksys_read+0x10/0x10
[ 307.360650][ T6766] ? rcu_is_watching+0x15/0xb0
[ 307.360674][ T6766] ? do_syscall_64+0xbe/0x3b0
[ 307.360688][ T6766] do_syscall_64+0xfa/0x3b0
[ 307.360699][ T6766] ? lockdep_hardirqs_on+0x9c/0x150
[ 307.360716][ T6766] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 307.360730][ T6766] ? clear_bhb_loop+0x60/0xb0
[ 307.360745][ T6766] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 307.360757][ T6766] RIP: 0033:0x7fbaf6b8bb7c
[ 307.360771][ T6766] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 307.360782][ T6766] RSP: 002b:00007fbaf7a42030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 307.360798][ T6766] RAX: ffffffffffffffda RBX: 00007fbaf6da5fa0 RCX: 00007fbaf6b8bb7c
[ 307.360807][ T6766] RDX: 000000000000000f RSI: 00007fbaf7a420a0 RDI: 0000000000000004
[ 307.360815][ T6766] RBP: 00007fbaf7a42090 R08: 0000000000000000 R09: 0000000000000000
[ 307.360822][ T6766] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 307.360829][ T6766] R13: 0000000000000000 R14: 00007fbaf6da5fa0 R15: 00007ffe98836178
[ 307.360850][ T6766]
[ 308.928933][ T6771] FAULT_INJECTION: forcing a failure.
[ 308.928933][ T6771] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 308.929378][ T6771] CPU: 0 UID: 0 PID: 6771 Comm: syz.2.196 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 308.929393][ T6771] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 308.929400][ T6771] Call Trace:
[ 308.929405][ T6771]
[ 308.929410][ T6771] dump_stack_lvl+0x189/0x250
[ 308.929572][ T6771] ? __pfx____ratelimit+0x10/0x10
[ 308.929613][ T6771] ? __pfx_dump_stack_lvl+0x10/0x10
[ 308.929630][ T6771] ? __pfx__printk+0x10/0x10
[ 308.929652][ T6771] should_fail_ex+0x414/0x560
[ 308.930090][ T6771] _copy_to_user+0x31/0xb0
[ 308.930103][ T6771] simple_read_from_buffer+0xe1/0x170
[ 308.930117][ T6771] proc_fail_nth_read+0x1df/0x250
[ 308.930132][ T6771] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 308.930146][ T6771] ? rw_verify_area+0x258/0x650
[ 308.930161][ T6771] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 308.930174][ T6771] vfs_read+0x200/0x980
[ 308.930192][ T6771] ? __pfx___mutex_lock+0x10/0x10
[ 308.930204][ T6771] ? __pfx_vfs_read+0x10/0x10
[ 308.930224][ T6771] ? __fget_files+0x2a/0x420
[ 308.930238][ T6771] ? __fget_files+0x3a0/0x420
[ 308.930248][ T6771] ? __fget_files+0x2a/0x420
[ 308.930263][ T6771] ksys_read+0x145/0x250
[ 308.930275][ T6771] ? __pfx_ksys_read+0x10/0x10
[ 308.930288][ T6771] ? rcu_is_watching+0x15/0xb0
[ 308.930309][ T6771] ? do_syscall_64+0xbe/0x3b0
[ 308.930320][ T6771] do_syscall_64+0xfa/0x3b0
[ 308.930328][ T6771] ? lockdep_hardirqs_on+0x9c/0x150
[ 308.930344][ T6771] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 308.930363][ T6771] ? clear_bhb_loop+0x60/0xb0
[ 308.930377][ T6771] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 308.930389][ T6771] RIP: 0033:0x7ff1da18bb7c
[ 308.930399][ T6771] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 308.930410][ T6771] RSP: 002b:00007ff1db03d030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 308.930423][ T6771] RAX: ffffffffffffffda RBX: 00007ff1da3a5fa0 RCX: 00007ff1da18bb7c
[ 308.930431][ T6771] RDX: 000000000000000f RSI: 00007ff1db03d0a0 RDI: 0000000000000004
[ 308.930437][ T6771] RBP: 00007ff1db03d090 R08: 0000000000000000 R09: 0000000000000000
[ 308.930444][ T6771] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 308.930450][ T6771] R13: 0000000000000000 R14: 00007ff1da3a5fa0 R15: 00007ffc68087428
[ 308.930468][ T6771]
[ 309.389302][ T6773] FAULT_INJECTION: forcing a failure.
[ 309.389302][ T6773] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 309.389350][ T6773] CPU: 0 UID: 0 PID: 6773 Comm: syz.4.197 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 309.389363][ T6773] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 309.389371][ T6773] Call Trace:
[ 309.389377][ T6773]
[ 309.389383][ T6773] dump_stack_lvl+0x189/0x250
[ 309.389548][ T6773] ? __pfx____ratelimit+0x10/0x10
[ 309.389603][ T6773] ? __pfx_dump_stack_lvl+0x10/0x10
[ 309.389620][ T6773] ? __pfx__printk+0x10/0x10
[ 309.389640][ T6773] should_fail_ex+0x414/0x560
[ 309.389695][ T6773] _copy_to_user+0x31/0xb0
[ 309.389708][ T6773] simple_read_from_buffer+0xe1/0x170
[ 309.389723][ T6773] proc_fail_nth_read+0x1df/0x250
[ 309.389740][ T6773] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 309.389755][ T6773] ? rw_verify_area+0x258/0x650
[ 309.389771][ T6773] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 309.389785][ T6773] vfs_read+0x200/0x980
[ 309.389804][ T6773] ? __pfx___mutex_lock+0x10/0x10
[ 309.389816][ T6773] ? __pfx_vfs_read+0x10/0x10
[ 309.389832][ T6773] ? __fget_files+0x2a/0x420
[ 309.389848][ T6773] ? __fget_files+0x3a0/0x420
[ 309.389859][ T6773] ? __fget_files+0x2a/0x420
[ 309.389877][ T6773] ksys_read+0x145/0x250
[ 309.389889][ T6773] ? __pfx_ksys_read+0x10/0x10
[ 309.389901][ T6773] ? rcu_is_watching+0x15/0xb0
[ 309.389915][ T6773] ? do_syscall_64+0xbe/0x3b0
[ 309.389924][ T6773] do_syscall_64+0xfa/0x3b0
[ 309.389930][ T6773] ? lockdep_hardirqs_on+0x9c/0x150
[ 309.389940][ T6773] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 309.389947][ T6773] ? clear_bhb_loop+0x60/0xb0
[ 309.389955][ T6773] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 309.389962][ T6773] RIP: 0033:0x7fc27cf8bb7c
[ 309.389970][ T6773] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 309.389980][ T6773] RSP: 002b:00007fc27dd84030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 309.389993][ T6773] RAX: ffffffffffffffda RBX: 00007fc27d1a5fa0 RCX: 00007fc27cf8bb7c
[ 309.390001][ T6773] RDX: 000000000000000f RSI: 00007fc27dd840a0 RDI: 0000000000000004
[ 309.390009][ T6773] RBP: 00007fc27dd84090 R08: 0000000000000000 R09: 0000000000000000
[ 309.390016][ T6773] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 309.390022][ T6773] R13: 0000000000000000 R14: 00007fc27d1a5fa0 R15: 00007ffd05dafcd8
[ 309.390039][ T6773]
[ 309.568510][ T6775] FAULT_INJECTION: forcing a failure.
[ 309.568510][ T6775] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 309.568586][ T6775] CPU: 0 UID: 0 PID: 6775 Comm: syz.1.198 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 309.568604][ T6775] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 309.568613][ T6775] Call Trace:
[ 309.568620][ T6775]
[ 309.568641][ T6775] dump_stack_lvl+0x189/0x250
[ 309.568694][ T6775] ? __pfx____ratelimit+0x10/0x10
[ 309.568727][ T6775] ? __pfx_dump_stack_lvl+0x10/0x10
[ 309.568747][ T6775] ? __pfx__printk+0x10/0x10
[ 309.568772][ T6775] should_fail_ex+0x414/0x560
[ 309.568802][ T6775] _copy_to_user+0x31/0xb0
[ 309.568819][ T6775] simple_read_from_buffer+0xe1/0x170
[ 309.568837][ T6775] proc_fail_nth_read+0x1df/0x250
[ 309.568858][ T6775] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 309.568875][ T6775] ? rw_verify_area+0x258/0x650
[ 309.568918][ T6775] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 309.568938][ T6775] vfs_read+0x200/0x980
[ 309.568963][ T6775] ? __pfx___mutex_lock+0x10/0x10
[ 309.568979][ T6775] ? __pfx_vfs_read+0x10/0x10
[ 309.569000][ T6775] ? __fget_files+0x2a/0x420
[ 309.569017][ T6775] ? __fget_files+0x3a0/0x420
[ 309.569031][ T6775] ? __fget_files+0x2a/0x420
[ 309.569052][ T6775] ksys_read+0x145/0x250
[ 309.569065][ T6775] ? __pfx_ksys_read+0x10/0x10
[ 309.569083][ T6775] ? rcu_is_watching+0x15/0xb0
[ 309.569107][ T6775] ? do_syscall_64+0xbe/0x3b0
[ 309.569122][ T6775] do_syscall_64+0xfa/0x3b0
[ 309.569134][ T6775] ? lockdep_hardirqs_on+0x9c/0x150
[ 309.569154][ T6775] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 309.569165][ T6775] ? clear_bhb_loop+0x60/0xb0
[ 309.569183][ T6775] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 309.569195][ T6775] RIP: 0033:0x7f8a4038bb7c
[ 309.569209][ T6775] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 309.569221][ T6775] RSP: 002b:00007f8a41270030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 309.569236][ T6775] RAX: ffffffffffffffda RBX: 00007f8a405a5fa0 RCX: 00007f8a4038bb7c
[ 309.569246][ T6775] RDX: 000000000000000f RSI: 00007f8a412700a0 RDI: 0000000000000004
[ 309.569255][ T6775] RBP: 00007f8a41270090 R08: 0000000000000000 R09: 0000000000000000
[ 309.569264][ T6775] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 309.569271][ T6775] R13: 0000000000000000 R14: 00007f8a405a5fa0 R15: 00007fff92c41a88
[ 309.569291][ T6775]
[ 309.873742][ T6777] FAULT_INJECTION: forcing a failure.
[ 309.873742][ T6777] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 309.873772][ T6777] CPU: 0 UID: 0 PID: 6777 Comm: syz.3.199 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 309.873782][ T6777] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 309.873787][ T6777] Call Trace:
[ 309.873790][ T6777]
[ 309.873795][ T6777] dump_stack_lvl+0x189/0x250
[ 309.873818][ T6777] ? __pfx____ratelimit+0x10/0x10
[ 309.873837][ T6777] ? __pfx_dump_stack_lvl+0x10/0x10
[ 309.873854][ T6777] ? __pfx__printk+0x10/0x10
[ 309.873875][ T6777] should_fail_ex+0x414/0x560
[ 309.873893][ T6777] _copy_to_user+0x31/0xb0
[ 309.873908][ T6777] simple_read_from_buffer+0xe1/0x170
[ 309.873925][ T6777] proc_fail_nth_read+0x1df/0x250
[ 309.873943][ T6777] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 309.873958][ T6777] ? rw_verify_area+0x258/0x650
[ 309.873976][ T6777] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 309.873990][ T6777] vfs_read+0x200/0x980
[ 309.874010][ T6777] ? __pfx___mutex_lock+0x10/0x10
[ 309.874022][ T6777] ? __pfx_vfs_read+0x10/0x10
[ 309.874040][ T6777] ? __fget_files+0x2a/0x420
[ 309.874055][ T6777] ? __fget_files+0x3a0/0x420
[ 309.874067][ T6777] ? __fget_files+0x2a/0x420
[ 309.874085][ T6777] ksys_read+0x145/0x250
[ 309.874097][ T6777] ? __pfx_ksys_read+0x10/0x10
[ 309.874112][ T6777] ? rcu_is_watching+0x15/0xb0
[ 309.874134][ T6777] ? do_syscall_64+0xbe/0x3b0
[ 309.874148][ T6777] do_syscall_64+0xfa/0x3b0
[ 309.874167][ T6777] ? lockdep_hardirqs_on+0x9c/0x150
[ 309.874185][ T6777] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 309.874196][ T6777] ? clear_bhb_loop+0x60/0xb0
[ 309.874210][ T6777] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 309.874220][ T6777] RIP: 0033:0x7efe2b98bb7c
[ 309.874231][ T6777] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 309.874242][ T6777] RSP: 002b:00007efe2c814030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 309.874256][ T6777] RAX: ffffffffffffffda RBX: 00007efe2bba5fa0 RCX: 00007efe2b98bb7c
[ 309.874265][ T6777] RDX: 000000000000000f RSI: 00007efe2c8140a0 RDI: 0000000000000004
[ 309.874272][ T6777] RBP: 00007efe2c814090 R08: 0000000000000000 R09: 0000000000000000
[ 309.874279][ T6777] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 309.874287][ T6777] R13: 0000000000000000 R14: 00007efe2bba5fa0 R15: 00007ffdb7da39d8
[ 309.874305][ T6777]
[ 310.626285][ T6779] FAULT_INJECTION: forcing a failure.
[ 310.626285][ T6779] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 310.626341][ T6779] CPU: 0 UID: 0 PID: 6779 Comm: syz.5.200 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 310.626357][ T6779] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 310.626365][ T6779] Call Trace:
[ 310.626371][ T6779]
[ 310.626377][ T6779] dump_stack_lvl+0x189/0x250
[ 310.626433][ T6779] ? __pfx____ratelimit+0x10/0x10
[ 310.626459][ T6779] ? __pfx_dump_stack_lvl+0x10/0x10
[ 310.626475][ T6779] ? __pfx__printk+0x10/0x10
[ 310.626495][ T6779] should_fail_ex+0x414/0x560
[ 310.626522][ T6779] _copy_to_user+0x31/0xb0
[ 310.626537][ T6779] simple_read_from_buffer+0xe1/0x170
[ 310.626553][ T6779] proc_fail_nth_read+0x1df/0x250
[ 310.626570][ T6779] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 310.626593][ T6779] ? rw_verify_area+0x258/0x650
[ 310.626610][ T6779] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 310.626622][ T6779] vfs_read+0x200/0x980
[ 310.626641][ T6779] ? __pfx___mutex_lock+0x10/0x10
[ 310.626654][ T6779] ? __pfx_vfs_read+0x10/0x10
[ 310.626671][ T6779] ? __fget_files+0x2a/0x420
[ 310.626688][ T6779] ? __fget_files+0x3a0/0x420
[ 310.626699][ T6779] ? __fget_files+0x2a/0x420
[ 310.626716][ T6779] ksys_read+0x145/0x250
[ 310.626727][ T6779] ? __pfx_ksys_read+0x10/0x10
[ 310.626740][ T6779] ? rcu_is_watching+0x15/0xb0
[ 310.626762][ T6779] ? do_syscall_64+0xbe/0x3b0
[ 310.626775][ T6779] do_syscall_64+0xfa/0x3b0
[ 310.626784][ T6779] ? lockdep_hardirqs_on+0x9c/0x150
[ 310.626800][ T6779] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 310.626811][ T6779] ? clear_bhb_loop+0x60/0xb0
[ 310.626826][ T6779] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 310.626837][ T6779] RIP: 0033:0x7fbaf6b8bb7c
[ 310.626849][ T6779] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 310.626859][ T6779] RSP: 002b:00007fbaf7a42030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 310.626872][ T6779] RAX: ffffffffffffffda RBX: 00007fbaf6da5fa0 RCX: 00007fbaf6b8bb7c
[ 310.626880][ T6779] RDX: 000000000000000f RSI: 00007fbaf7a420a0 RDI: 0000000000000004
[ 310.626886][ T6779] RBP: 00007fbaf7a42090 R08: 0000000000000000 R09: 0000000000000000
[ 310.626893][ T6779] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 310.626900][ T6779] R13: 0000000000000000 R14: 00007fbaf6da5fa0 R15: 00007ffe98836178
[ 310.626917][ T6779]
[ 311.341412][ T6781] FAULT_INJECTION: forcing a failure.
[ 311.341412][ T6781] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 311.341439][ T6781] CPU: 0 UID: 0 PID: 6781 Comm: syz.6.201 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 311.341453][ T6781] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 311.341461][ T6781] Call Trace:
[ 311.341466][ T6781]
[ 311.341471][ T6781] dump_stack_lvl+0x189/0x250
[ 311.341494][ T6781] ? __pfx____ratelimit+0x10/0x10
[ 311.341511][ T6781] ? __pfx_dump_stack_lvl+0x10/0x10
[ 311.341527][ T6781] ? __pfx__printk+0x10/0x10
[ 311.341541][ T6781] should_fail_ex+0x414/0x560
[ 311.341553][ T6781] _copy_to_user+0x31/0xb0
[ 311.341566][ T6781] simple_read_from_buffer+0xe1/0x170
[ 311.341577][ T6781] proc_fail_nth_read+0x1df/0x250
[ 311.341589][ T6781] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 311.341598][ T6781] ? rw_verify_area+0x258/0x650
[ 311.341609][ T6781] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 311.341623][ T6781] vfs_read+0x200/0x980
[ 311.341641][ T6781] ? __pfx___mutex_lock+0x10/0x10
[ 311.341655][ T6781] ? __pfx_vfs_read+0x10/0x10
[ 311.341672][ T6781] ? __fget_files+0x2a/0x420
[ 311.341688][ T6781] ? __fget_files+0x3a0/0x420
[ 311.341699][ T6781] ? __fget_files+0x2a/0x420
[ 311.341716][ T6781] ksys_read+0x145/0x250
[ 311.341727][ T6781] ? __pfx_ksys_read+0x10/0x10
[ 311.341742][ T6781] ? rcu_is_watching+0x15/0xb0
[ 311.341764][ T6781] ? do_syscall_64+0xbe/0x3b0
[ 311.341777][ T6781] do_syscall_64+0xfa/0x3b0
[ 311.341786][ T6781] ? lockdep_hardirqs_on+0x9c/0x150
[ 311.341802][ T6781] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 311.341814][ T6781] ? clear_bhb_loop+0x60/0xb0
[ 311.341828][ T6781] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 311.341840][ T6781] RIP: 0033:0x7f8359d8bb7c
[ 311.341851][ T6781] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 311.341859][ T6781] RSP: 002b:00007f835ac26030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 311.341869][ T6781] RAX: ffffffffffffffda RBX: 00007f8359fa5fa0 RCX: 00007f8359d8bb7c
[ 311.341875][ T6781] RDX: 000000000000000f RSI: 00007f835ac260a0 RDI: 0000000000000004
[ 311.341879][ T6781] RBP: 00007f835ac26090 R08: 0000000000000000 R09: 0000000000000000
[ 311.341884][ T6781] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 311.341888][ T6781] R13: 0000000000000000 R14: 00007f8359fa5fa0 R15: 00007ffef1560898
[ 311.341900][ T6781]
[ 311.919650][ T6783] FAULT_INJECTION: forcing a failure.
[ 311.919650][ T6783] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 311.919712][ T6783] CPU: 0 UID: 0 PID: 6783 Comm: syz.2.202 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 311.919728][ T6783] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 311.919736][ T6783] Call Trace:
[ 311.919742][ T6783]
[ 311.919748][ T6783] dump_stack_lvl+0x189/0x250
[ 311.919899][ T6783] ? __pfx____ratelimit+0x10/0x10
[ 311.919952][ T6783] ? __pfx_dump_stack_lvl+0x10/0x10
[ 311.919971][ T6783] ? __pfx__printk+0x10/0x10
[ 311.919993][ T6783] should_fail_ex+0x414/0x560
[ 311.920041][ T6783] _copy_to_user+0x31/0xb0
[ 311.920056][ T6783] simple_read_from_buffer+0xe1/0x170
[ 311.920074][ T6783] proc_fail_nth_read+0x1df/0x250
[ 311.920092][ T6783] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 311.920109][ T6783] ? rw_verify_area+0x258/0x650
[ 311.920126][ T6783] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 311.920141][ T6783] vfs_read+0x200/0x980
[ 311.920162][ T6783] ? __pfx___mutex_lock+0x10/0x10
[ 311.920174][ T6783] ? __pfx_vfs_read+0x10/0x10
[ 311.920190][ T6783] ? __fget_files+0x2a/0x420
[ 311.920204][ T6783] ? __fget_files+0x3a0/0x420
[ 311.920218][ T6783] ? __fget_files+0x2a/0x420
[ 311.920234][ T6783] ksys_read+0x145/0x250
[ 311.920246][ T6783] ? __pfx_ksys_read+0x10/0x10
[ 311.920261][ T6783] ? rcu_is_watching+0x15/0xb0
[ 311.920282][ T6783] ? do_syscall_64+0xbe/0x3b0
[ 311.920295][ T6783] do_syscall_64+0xfa/0x3b0
[ 311.920305][ T6783] ? lockdep_hardirqs_on+0x9c/0x150
[ 311.920322][ T6783] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 311.920333][ T6783] ? clear_bhb_loop+0x60/0xb0
[ 311.920347][ T6783] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 311.920357][ T6783] RIP: 0033:0x7ff1da18bb7c
[ 311.920369][ T6783] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 311.920379][ T6783] RSP: 002b:00007ff1db03d030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 311.920391][ T6783] RAX: ffffffffffffffda RBX: 00007ff1da3a5fa0 RCX: 00007ff1da18bb7c
[ 311.920400][ T6783] RDX: 000000000000000f RSI: 00007ff1db03d0a0 RDI: 0000000000000004
[ 311.920406][ T6783] RBP: 00007ff1db03d090 R08: 0000000000000000 R09: 0000000000000000
[ 311.920414][ T6783] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 311.920420][ T6783] R13: 0000000000000000 R14: 00007ff1da3a5fa0 R15: 00007ffc68087428
[ 311.920439][ T6783]
[ 312.423110][ T6787] FAULT_INJECTION: forcing a failure.
[ 312.423110][ T6787] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 312.423156][ T6787] CPU: 0 UID: 0 PID: 6787 Comm: syz.1.204 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 312.423177][ T6787] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 312.423185][ T6787] Call Trace:
[ 312.423192][ T6787]
[ 312.423198][ T6787] dump_stack_lvl+0x189/0x250
[ 312.423251][ T6787] ? __pfx____ratelimit+0x10/0x10
[ 312.423287][ T6787] ? __pfx_dump_stack_lvl+0x10/0x10
[ 312.423302][ T6787] ? __pfx__printk+0x10/0x10
[ 312.423321][ T6787] should_fail_ex+0x414/0x560
[ 312.423359][ T6787] _copy_to_user+0x31/0xb0
[ 312.423373][ T6787] simple_read_from_buffer+0xe1/0x170
[ 312.423388][ T6787] proc_fail_nth_read+0x1df/0x250
[ 312.423405][ T6787] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 312.423420][ T6787] ? rw_verify_area+0x258/0x650
[ 312.423437][ T6787] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 312.423450][ T6787] vfs_read+0x200/0x980
[ 312.423470][ T6787] ? __pfx___mutex_lock+0x10/0x10
[ 312.423482][ T6787] ? __pfx_vfs_read+0x10/0x10
[ 312.423499][ T6787] ? __fget_files+0x2a/0x420
[ 312.423515][ T6787] ? __fget_files+0x3a0/0x420
[ 312.423526][ T6787] ? __fget_files+0x2a/0x420
[ 312.423536][ T6787] ksys_read+0x145/0x250
[ 312.423544][ T6787] ? __pfx_ksys_read+0x10/0x10
[ 312.423553][ T6787] ? rcu_is_watching+0x15/0xb0
[ 312.423574][ T6787] ? do_syscall_64+0xbe/0x3b0
[ 312.423590][ T6787] do_syscall_64+0xfa/0x3b0
[ 312.423599][ T6787] ? lockdep_hardirqs_on+0x9c/0x150
[ 312.423614][ T6787] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 312.423625][ T6787] ? clear_bhb_loop+0x60/0xb0
[ 312.423639][ T6787] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 312.423651][ T6787] RIP: 0033:0x7f8a4038bb7c
[ 312.423661][ T6787] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 312.423672][ T6787] RSP: 002b:00007f8a41270030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 312.423686][ T6787] RAX: ffffffffffffffda RBX: 00007f8a405a5fa0 RCX: 00007f8a4038bb7c
[ 312.423693][ T6787] RDX: 000000000000000f RSI: 00007f8a412700a0 RDI: 0000000000000004
[ 312.423700][ T6787] RBP: 00007f8a41270090 R08: 0000000000000000 R09: 0000000000000000
[ 312.423706][ T6787] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 312.423713][ T6787] R13: 0000000000000000 R14: 00007f8a405a5fa0 R15: 00007fff92c41a88
[ 312.423729][ T6787]
[ 315.070718][ T6797] FAULT_INJECTION: forcing a failure.
[ 315.070718][ T6797] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 315.070751][ T6797] CPU: 0 UID: 0 PID: 6797 Comm: syz.2.208 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 315.070767][ T6797] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 315.070776][ T6797] Call Trace:
[ 315.070784][ T6797]
[ 315.070790][ T6797] dump_stack_lvl+0x189/0x250
[ 315.070840][ T6797] ? __pfx____ratelimit+0x10/0x10
[ 315.070865][ T6797] ? __pfx_dump_stack_lvl+0x10/0x10
[ 315.070884][ T6797] ? __pfx__printk+0x10/0x10
[ 315.070906][ T6797] should_fail_ex+0x414/0x560
[ 315.070942][ T6797] _copy_to_user+0x31/0xb0
[ 315.070958][ T6797] simple_read_from_buffer+0xe1/0x170
[ 315.070975][ T6797] proc_fail_nth_read+0x1df/0x250
[ 315.070993][ T6797] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 315.071010][ T6797] ? rw_verify_area+0x258/0x650
[ 315.071029][ T6797] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 315.071047][ T6797] vfs_read+0x200/0x980
[ 315.071068][ T6797] ? __pfx___mutex_lock+0x10/0x10
[ 315.071080][ T6797] ? __pfx_vfs_read+0x10/0x10
[ 315.071100][ T6797] ? __fget_files+0x2a/0x420
[ 315.071118][ T6797] ? __fget_files+0x3a0/0x420
[ 315.071132][ T6797] ? __fget_files+0x2a/0x420
[ 315.071153][ T6797] ksys_read+0x145/0x250
[ 315.071166][ T6797] ? __pfx_ksys_read+0x10/0x10
[ 315.071182][ T6797] ? rcu_is_watching+0x15/0xb0
[ 315.071208][ T6797] ? do_syscall_64+0xbe/0x3b0
[ 315.071224][ T6797] do_syscall_64+0xfa/0x3b0
[ 315.071235][ T6797] ? lockdep_hardirqs_on+0x9c/0x150
[ 315.071255][ T6797] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 315.071268][ T6797] ? clear_bhb_loop+0x60/0xb0
[ 315.071284][ T6797] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 315.071296][ T6797] RIP: 0033:0x7ff1da18bb7c
[ 315.071308][ T6797] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 315.071319][ T6797] RSP: 002b:00007ff1db03d030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 315.071333][ T6797] RAX: ffffffffffffffda RBX: 00007ff1da3a5fa0 RCX: 00007ff1da18bb7c
[ 315.071342][ T6797] RDX: 000000000000000f RSI: 00007ff1db03d0a0 RDI: 0000000000000004
[ 315.071350][ T6797] RBP: 00007ff1db03d090 R08: 0000000000000000 R09: 0000000000000000
[ 315.071358][ T6797] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 315.071365][ T6797] R13: 0000000000000000 R14: 00007ff1da3a5fa0 R15: 00007ffc68087428
[ 315.071385][ T6797]
[ 315.678257][ T6799] FAULT_INJECTION: forcing a failure.
[ 315.678257][ T6799] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 315.678322][ T6799] CPU: 0 UID: 0 PID: 6799 Comm: syz.1.209 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 315.678342][ T6799] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 315.678351][ T6799] Call Trace:
[ 315.678358][ T6799]
[ 315.678379][ T6799] dump_stack_lvl+0x189/0x250
[ 315.678549][ T6799] ? __pfx____ratelimit+0x10/0x10
[ 315.678612][ T6799] ? __pfx_dump_stack_lvl+0x10/0x10
[ 315.678633][ T6799] ? __pfx__printk+0x10/0x10
[ 315.678660][ T6799] should_fail_ex+0x414/0x560
[ 315.678761][ T6799] _copy_to_user+0x31/0xb0
[ 315.678784][ T6799] simple_read_from_buffer+0xe1/0x170
[ 315.678803][ T6799] proc_fail_nth_read+0x1df/0x250
[ 315.678819][ T6799] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 315.678839][ T6799] ? rw_verify_area+0x258/0x650
[ 315.678860][ T6799] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 315.678880][ T6799] vfs_read+0x200/0x980
[ 315.678905][ T6799] ? __pfx___mutex_lock+0x10/0x10
[ 315.678921][ T6799] ? __pfx_vfs_read+0x10/0x10
[ 315.678943][ T6799] ? __fget_files+0x2a/0x420
[ 315.678961][ T6799] ? __fget_files+0x3a0/0x420
[ 315.678976][ T6799] ? __fget_files+0x2a/0x420
[ 315.679001][ T6799] ksys_read+0x145/0x250
[ 315.679016][ T6799] ? __pfx_ksys_read+0x10/0x10
[ 315.679036][ T6799] ? rcu_is_watching+0x15/0xb0
[ 315.679063][ T6799] ? do_syscall_64+0xbe/0x3b0
[ 315.679081][ T6799] do_syscall_64+0xfa/0x3b0
[ 315.679093][ T6799] ? lockdep_hardirqs_on+0x9c/0x150
[ 315.679115][ T6799] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 315.679129][ T6799] ? clear_bhb_loop+0x60/0xb0
[ 315.679148][ T6799] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 315.679163][ T6799] RIP: 0033:0x7f8a4038bb7c
[ 315.679177][ T6799] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 315.679191][ T6799] RSP: 002b:00007f8a41270030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 315.679208][ T6799] RAX: ffffffffffffffda RBX: 00007f8a405a5fa0 RCX: 00007f8a4038bb7c
[ 315.679228][ T6799] RDX: 000000000000000f RSI: 00007f8a412700a0 RDI: 0000000000000004
[ 315.679238][ T6799] RBP: 00007f8a41270090 R08: 0000000000000000 R09: 0000000000000000
[ 315.679247][ T6799] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 315.679256][ T6799] R13: 0000000000000000 R14: 00007f8a405a5fa0 R15: 00007fff92c41a88
[ 315.679301][ T6799]
[ 316.888413][ T6803] FAULT_INJECTION: forcing a failure.
[ 316.888413][ T6803] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 316.888468][ T6803] CPU: 0 UID: 0 PID: 6803 Comm: syz.3.211 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 316.888485][ T6803] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 316.888491][ T6803] Call Trace:
[ 316.888498][ T6803]
[ 316.888502][ T6803] dump_stack_lvl+0x189/0x250
[ 316.888576][ T6803] ? __pfx____ratelimit+0x10/0x10
[ 316.888608][ T6803] ? __pfx_dump_stack_lvl+0x10/0x10
[ 316.888628][ T6803] ? __pfx__printk+0x10/0x10
[ 316.888654][ T6803] should_fail_ex+0x414/0x560
[ 316.888684][ T6803] _copy_to_user+0x31/0xb0
[ 316.888699][ T6803] simple_read_from_buffer+0xe1/0x170
[ 316.888718][ T6803] proc_fail_nth_read+0x1df/0x250
[ 316.888736][ T6803] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 316.888756][ T6803] ? rw_verify_area+0x258/0x650
[ 316.888777][ T6803] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 316.888794][ T6803] vfs_read+0x200/0x980
[ 316.888820][ T6803] ? __pfx___mutex_lock+0x10/0x10
[ 316.888835][ T6803] ? __pfx_vfs_read+0x10/0x10
[ 316.888854][ T6803] ? __fget_files+0x2a/0x420
[ 316.888872][ T6803] ? __fget_files+0x3a0/0x420
[ 316.888887][ T6803] ? __fget_files+0x2a/0x420
[ 316.888907][ T6803] ksys_read+0x145/0x250
[ 316.888922][ T6803] ? __pfx_ksys_read+0x10/0x10
[ 316.888940][ T6803] ? rcu_is_watching+0x15/0xb0
[ 316.888967][ T6803] ? do_syscall_64+0xbe/0x3b0
[ 316.888986][ T6803] do_syscall_64+0xfa/0x3b0
[ 316.888997][ T6803] ? lockdep_hardirqs_on+0x9c/0x150
[ 316.889018][ T6803] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 316.889033][ T6803] ? clear_bhb_loop+0x60/0xb0
[ 316.889050][ T6803] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 316.889064][ T6803] RIP: 0033:0x7efe2b98bb7c
[ 316.889077][ T6803] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 316.889090][ T6803] RSP: 002b:00007efe2c814030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 316.889109][ T6803] RAX: ffffffffffffffda RBX: 00007efe2bba5fa0 RCX: 00007efe2b98bb7c
[ 316.889119][ T6803] RDX: 000000000000000f RSI: 00007efe2c8140a0 RDI: 0000000000000004
[ 316.889128][ T6803] RBP: 00007efe2c814090 R08: 0000000000000000 R09: 0000000000000000
[ 316.889137][ T6803] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 316.889145][ T6803] R13: 0000000000000000 R14: 00007efe2bba5fa0 R15: 00007ffdb7da39d8
[ 316.889169][ T6803]
[ 318.379657][ T6812] FAULT_INJECTION: forcing a failure.
[ 318.379657][ T6812] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 318.379685][ T6812] CPU: 0 UID: 0 PID: 6812 Comm: syz.2.214 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 318.379698][ T6812] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 318.379706][ T6812] Call Trace:
[ 318.379712][ T6812]
[ 318.379718][ T6812] dump_stack_lvl+0x189/0x250
[ 318.379741][ T6812] ? __pfx____ratelimit+0x10/0x10
[ 318.379760][ T6812] ? __pfx_dump_stack_lvl+0x10/0x10
[ 318.379811][ T6812] ? __pfx__printk+0x10/0x10
[ 318.379831][ T6812] should_fail_ex+0x414/0x560
[ 318.379850][ T6812] _copy_to_user+0x31/0xb0
[ 318.379864][ T6812] simple_read_from_buffer+0xe1/0x170
[ 318.379880][ T6812] proc_fail_nth_read+0x1df/0x250
[ 318.379895][ T6812] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 318.379910][ T6812] ? rw_verify_area+0x258/0x650
[ 318.379927][ T6812] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 318.379941][ T6812] vfs_read+0x200/0x980
[ 318.379960][ T6812] ? __pfx___mutex_lock+0x10/0x10
[ 318.379973][ T6812] ? __pfx_vfs_read+0x10/0x10
[ 318.379990][ T6812] ? __fget_files+0x2a/0x420
[ 318.380004][ T6812] ? __fget_files+0x3a0/0x420
[ 318.380015][ T6812] ? __fget_files+0x2a/0x420
[ 318.380033][ T6812] ksys_read+0x145/0x250
[ 318.380046][ T6812] ? __pfx_ksys_read+0x10/0x10
[ 318.380061][ T6812] ? rcu_is_watching+0x15/0xb0
[ 318.380076][ T6812] ? do_syscall_64+0xbe/0x3b0
[ 318.380085][ T6812] do_syscall_64+0xfa/0x3b0
[ 318.380091][ T6812] ? lockdep_hardirqs_on+0x9c/0x150
[ 318.380102][ T6812] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 318.380110][ T6812] ? clear_bhb_loop+0x60/0xb0
[ 318.380121][ T6812] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 318.380129][ T6812] RIP: 0033:0x7ff1da18bb7c
[ 318.380138][ T6812] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 318.380146][ T6812] RSP: 002b:00007ff1db03d030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 318.380155][ T6812] RAX: ffffffffffffffda RBX: 00007ff1da3a5fa0 RCX: 00007ff1da18bb7c
[ 318.380161][ T6812] RDX: 000000000000000f RSI: 00007ff1db03d0a0 RDI: 0000000000000004
[ 318.380166][ T6812] RBP: 00007ff1db03d090 R08: 0000000000000000 R09: 0000000000000000
[ 318.380171][ T6812] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 318.380175][ T6812] R13: 0000000000000000 R14: 00007ff1da3a5fa0 R15: 00007ffc68087428
[ 318.380187][ T6812]
[ 318.808186][ T6815] FAULT_INJECTION: forcing a failure.
[ 318.808186][ T6815] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 318.808244][ T6815] CPU: 0 UID: 0 PID: 6815 Comm: syz.1.215 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 318.808262][ T6815] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 318.808271][ T6815] Call Trace:
[ 318.808279][ T6815]
[ 318.808286][ T6815] dump_stack_lvl+0x189/0x250
[ 318.808351][ T6815] ? __pfx____ratelimit+0x10/0x10
[ 318.808386][ T6815] ? __pfx_dump_stack_lvl+0x10/0x10
[ 318.808407][ T6815] ? __pfx__printk+0x10/0x10
[ 318.808432][ T6815] should_fail_ex+0x414/0x560
[ 318.808470][ T6815] _copy_to_user+0x31/0xb0
[ 318.808490][ T6815] simple_read_from_buffer+0xe1/0x170
[ 318.808511][ T6815] proc_fail_nth_read+0x1df/0x250
[ 318.808533][ T6815] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 318.808554][ T6815] ? rw_verify_area+0x258/0x650
[ 318.808577][ T6815] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 318.808596][ T6815] vfs_read+0x200/0x980
[ 318.808622][ T6815] ? __pfx___mutex_lock+0x10/0x10
[ 318.808639][ T6815] ? __pfx_vfs_read+0x10/0x10
[ 318.808663][ T6815] ? __fget_files+0x2a/0x420
[ 318.808684][ T6815] ? __fget_files+0x3a0/0x420
[ 318.808699][ T6815] ? __fget_files+0x2a/0x420
[ 318.808720][ T6815] ksys_read+0x145/0x250
[ 318.808735][ T6815] ? __pfx_ksys_read+0x10/0x10
[ 318.808754][ T6815] ? rcu_is_watching+0x15/0xb0
[ 318.808780][ T6815] ? do_syscall_64+0xbe/0x3b0
[ 318.808797][ T6815] do_syscall_64+0xfa/0x3b0
[ 318.808810][ T6815] ? lockdep_hardirqs_on+0x9c/0x150
[ 318.808831][ T6815] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 318.808845][ T6815] ? clear_bhb_loop+0x60/0xb0
[ 318.808862][ T6815] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 318.808876][ T6815] RIP: 0033:0x7f8a4038bb7c
[ 318.808892][ T6815] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 318.808904][ T6815] RSP: 002b:00007f8a41270030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 318.808920][ T6815] RAX: ffffffffffffffda RBX: 00007f8a405a5fa0 RCX: 00007f8a4038bb7c
[ 318.808930][ T6815] RDX: 000000000000000f RSI: 00007f8a412700a0 RDI: 0000000000000004
[ 318.808938][ T6815] RBP: 00007f8a41270090 R08: 0000000000000000 R09: 0000000000000000
[ 318.808946][ T6815] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 318.808954][ T6815] R13: 0000000000000000 R14: 00007f8a405a5fa0 R15: 00007fff92c41a88
[ 318.808975][ T6815]
[ 319.488990][ T6824] Bluetooth: hci0: command 0x0406 tx timeout
[ 319.489054][ T6824] Bluetooth: hci1: command 0x0406 tx timeout
[ 319.489086][ T6824] Bluetooth: hci2: command 0x0406 tx timeout
[ 319.489116][ T6824] Bluetooth: hci3: command 0x0406 tx timeout
[ 319.489145][ T6824] Bluetooth: hci5: command 0x0406 tx timeout
[ 319.489186][ T6824] Bluetooth: hci4: command 0x0406 tx timeout
[ 321.168582][ T6828] FAULT_INJECTION: forcing a failure.
[ 321.168582][ T6828] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 321.168627][ T6828] CPU: 0 UID: 0 PID: 6828 Comm: syz.6.219 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 321.168642][ T6828] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 321.168649][ T6828] Call Trace:
[ 321.168656][ T6828]
[ 321.168661][ T6828] dump_stack_lvl+0x189/0x250
[ 321.168799][ T6828] ? __pfx____ratelimit+0x10/0x10
[ 321.168845][ T6828] ? __pfx_dump_stack_lvl+0x10/0x10
[ 321.168862][ T6828] ? __pfx__printk+0x10/0x10
[ 321.168880][ T6828] should_fail_ex+0x414/0x560
[ 321.168927][ T6828] _copy_to_user+0x31/0xb0
[ 321.168941][ T6828] simple_read_from_buffer+0xe1/0x170
[ 321.168957][ T6828] proc_fail_nth_read+0x1df/0x250
[ 321.168974][ T6828] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 321.168989][ T6828] ? rw_verify_area+0x258/0x650
[ 321.169005][ T6828] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 321.169015][ T6828] vfs_read+0x200/0x980
[ 321.169028][ T6828] ? __pfx___mutex_lock+0x10/0x10
[ 321.169036][ T6828] ? __pfx_vfs_read+0x10/0x10
[ 321.169047][ T6828] ? __fget_files+0x2a/0x420
[ 321.169058][ T6828] ? __fget_files+0x3a0/0x420
[ 321.169069][ T6828] ? __fget_files+0x2a/0x420
[ 321.169085][ T6828] ksys_read+0x145/0x250
[ 321.169096][ T6828] ? __pfx_ksys_read+0x10/0x10
[ 321.169110][ T6828] ? rcu_is_watching+0x15/0xb0
[ 321.169132][ T6828] ? do_syscall_64+0xbe/0x3b0
[ 321.169145][ T6828] do_syscall_64+0xfa/0x3b0
[ 321.169155][ T6828] ? lockdep_hardirqs_on+0x9c/0x150
[ 321.169178][ T6828] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 321.169189][ T6828] ? clear_bhb_loop+0x60/0xb0
[ 321.169204][ T6828] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 321.169215][ T6828] RIP: 0033:0x7f8359d8bb7c
[ 321.169228][ T6828] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 321.169239][ T6828] RSP: 002b:00007f835ac26030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 321.169252][ T6828] RAX: ffffffffffffffda RBX: 00007f8359fa5fa0 RCX: 00007f8359d8bb7c
[ 321.169260][ T6828] RDX: 000000000000000f RSI: 00007f835ac260a0 RDI: 0000000000000004
[ 321.169268][ T6828] RBP: 00007f835ac26090 R08: 0000000000000000 R09: 0000000000000000
[ 321.169275][ T6828] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 321.169283][ T6828] R13: 0000000000000000 R14: 00007f8359fa5fa0 R15: 00007ffef1560898
[ 321.169301][ T6828]
[ 321.921015][ T6833] FAULT_INJECTION: forcing a failure.
[ 321.921015][ T6833] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 321.921045][ T6833] CPU: 0 UID: 0 PID: 6833 Comm: syz.1.221 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 321.921061][ T6833] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 321.921070][ T6833] Call Trace:
[ 321.921075][ T6833]
[ 321.921080][ T6833] dump_stack_lvl+0x189/0x250
[ 321.921104][ T6833] ? __pfx____ratelimit+0x10/0x10
[ 321.921123][ T6833] ? __pfx_dump_stack_lvl+0x10/0x10
[ 321.921141][ T6833] ? __pfx__printk+0x10/0x10
[ 321.921163][ T6833] should_fail_ex+0x414/0x560
[ 321.921184][ T6833] _copy_to_user+0x31/0xb0
[ 321.921198][ T6833] simple_read_from_buffer+0xe1/0x170
[ 321.921215][ T6833] proc_fail_nth_read+0x1df/0x250
[ 321.921234][ T6833] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 321.921251][ T6833] ? rw_verify_area+0x258/0x650
[ 321.921268][ T6833] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 321.921282][ T6833] vfs_read+0x200/0x980
[ 321.921301][ T6833] ? __pfx___mutex_lock+0x10/0x10
[ 321.921314][ T6833] ? __pfx_vfs_read+0x10/0x10
[ 321.921333][ T6833] ? __fget_files+0x2a/0x420
[ 321.921351][ T6833] ? __fget_files+0x3a0/0x420
[ 321.921362][ T6833] ? __fget_files+0x2a/0x420
[ 321.921381][ T6833] ksys_read+0x145/0x250
[ 321.921401][ T6833] ? __pfx_ksys_read+0x10/0x10
[ 321.921416][ T6833] ? rcu_is_watching+0x15/0xb0
[ 321.921439][ T6833] ? do_syscall_64+0xbe/0x3b0
[ 321.921453][ T6833] do_syscall_64+0xfa/0x3b0
[ 321.921462][ T6833] ? lockdep_hardirqs_on+0x9c/0x150
[ 321.921478][ T6833] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 321.921489][ T6833] ? clear_bhb_loop+0x60/0xb0
[ 321.921503][ T6833] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 321.921514][ T6833] RIP: 0033:0x7f8a4038bb7c
[ 321.921526][ T6833] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 321.921537][ T6833] RSP: 002b:00007f8a41270030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 321.921550][ T6833] RAX: ffffffffffffffda RBX: 00007f8a405a5fa0 RCX: 00007f8a4038bb7c
[ 321.921559][ T6833] RDX: 000000000000000f RSI: 00007f8a412700a0 RDI: 0000000000000004
[ 321.921567][ T6833] RBP: 00007f8a41270090 R08: 0000000000000000 R09: 0000000000000000
[ 321.921575][ T6833] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 321.921587][ T6833] R13: 0000000000000000 R14: 00007f8a405a5fa0 R15: 00007fff92c41a88
[ 321.921604][ T6833]
[ 322.900837][ T6836] FAULT_INJECTION: forcing a failure.
[ 322.900837][ T6836] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 322.900864][ T6836] CPU: 0 UID: 0 PID: 6836 Comm: syz.4.222 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 322.900878][ T6836] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 322.900886][ T6836] Call Trace:
[ 322.900891][ T6836]
[ 322.900897][ T6836] dump_stack_lvl+0x189/0x250
[ 322.900923][ T6836] ? __pfx____ratelimit+0x10/0x10
[ 322.900941][ T6836] ? __pfx_dump_stack_lvl+0x10/0x10
[ 322.900958][ T6836] ? __pfx__printk+0x10/0x10
[ 322.900979][ T6836] should_fail_ex+0x414/0x560
[ 322.900999][ T6836] _copy_to_user+0x31/0xb0
[ 322.901014][ T6836] simple_read_from_buffer+0xe1/0x170
[ 322.901029][ T6836] proc_fail_nth_read+0x1df/0x250
[ 322.901044][ T6836] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 322.901059][ T6836] ? rw_verify_area+0x258/0x650
[ 322.901076][ T6836] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 322.901090][ T6836] vfs_read+0x200/0x980
[ 322.901110][ T6836] ? __pfx___mutex_lock+0x10/0x10
[ 322.901122][ T6836] ? __pfx_vfs_read+0x10/0x10
[ 322.901140][ T6836] ? __fget_files+0x2a/0x420
[ 322.901156][ T6836] ? __fget_files+0x3a0/0x420
[ 322.901167][ T6836] ? __fget_files+0x2a/0x420
[ 322.901184][ T6836] ksys_read+0x145/0x250
[ 322.901196][ T6836] ? __pfx_ksys_read+0x10/0x10
[ 322.901211][ T6836] ? rcu_is_watching+0x15/0xb0
[ 322.901233][ T6836] ? do_syscall_64+0xbe/0x3b0
[ 322.901245][ T6836] do_syscall_64+0xfa/0x3b0
[ 322.901255][ T6836] ? lockdep_hardirqs_on+0x9c/0x150
[ 322.901273][ T6836] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 322.901285][ T6836] ? clear_bhb_loop+0x60/0xb0
[ 322.901299][ T6836] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 322.901309][ T6836] RIP: 0033:0x7fc27cf8bb7c
[ 322.901331][ T6836] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 322.901342][ T6836] RSP: 002b:00007fc27dd84030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 322.901357][ T6836] RAX: ffffffffffffffda RBX: 00007fc27d1a5fa0 RCX: 00007fc27cf8bb7c
[ 322.901365][ T6836] RDX: 000000000000000f RSI: 00007fc27dd840a0 RDI: 0000000000000004
[ 322.901372][ T6836] RBP: 00007fc27dd84090 R08: 0000000000000000 R09: 0000000000000000
[ 322.901377][ T6836] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 322.901383][ T6836] R13: 0000000000000000 R14: 00007fc27d1a5fa0 R15: 00007ffd05dafcd8
[ 322.901400][ T6836]
[ 323.198738][ T6838] FAULT_INJECTION: forcing a failure.
[ 323.198738][ T6838] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 323.198790][ T6838] CPU: 0 UID: 0 PID: 6838 Comm: syz.3.223 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 323.198805][ T6838] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 323.198812][ T6838] Call Trace:
[ 323.198818][ T6838]
[ 323.198824][ T6838] dump_stack_lvl+0x189/0x250
[ 323.198903][ T6838] ? __pfx____ratelimit+0x10/0x10
[ 323.198935][ T6838] ? __pfx_dump_stack_lvl+0x10/0x10
[ 323.198951][ T6838] ? __pfx__printk+0x10/0x10
[ 323.198970][ T6838] should_fail_ex+0x414/0x560
[ 323.199008][ T6838] _copy_to_user+0x31/0xb0
[ 323.199023][ T6838] simple_read_from_buffer+0xe1/0x170
[ 323.199039][ T6838] proc_fail_nth_read+0x1df/0x250
[ 323.199056][ T6838] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 323.199080][ T6838] ? rw_verify_area+0x258/0x650
[ 323.199097][ T6838] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 323.199112][ T6838] vfs_read+0x200/0x980
[ 323.199133][ T6838] ? __pfx___mutex_lock+0x10/0x10
[ 323.199146][ T6838] ? __pfx_vfs_read+0x10/0x10
[ 323.199163][ T6838] ? __fget_files+0x2a/0x420
[ 323.199179][ T6838] ? __fget_files+0x3a0/0x420
[ 323.199190][ T6838] ? __fget_files+0x2a/0x420
[ 323.199210][ T6838] ksys_read+0x145/0x250
[ 323.199222][ T6838] ? __pfx_ksys_read+0x10/0x10
[ 323.199239][ T6838] ? rcu_is_watching+0x15/0xb0
[ 323.199261][ T6838] ? do_syscall_64+0xbe/0x3b0
[ 323.199275][ T6838] do_syscall_64+0xfa/0x3b0
[ 323.199286][ T6838] ? lockdep_hardirqs_on+0x9c/0x150
[ 323.199303][ T6838] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 323.199314][ T6838] ? clear_bhb_loop+0x60/0xb0
[ 323.199327][ T6838] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 323.199337][ T6838] RIP: 0033:0x7efe2b98bb7c
[ 323.199349][ T6838] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 323.199359][ T6838] RSP: 002b:00007efe2c814030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 323.199373][ T6838] RAX: ffffffffffffffda RBX: 00007efe2bba5fa0 RCX: 00007efe2b98bb7c
[ 323.199381][ T6838] RDX: 000000000000000f RSI: 00007efe2c8140a0 RDI: 0000000000000004
[ 323.199389][ T6838] RBP: 00007efe2c814090 R08: 0000000000000000 R09: 0000000000000000
[ 323.199395][ T6838] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 323.199401][ T6838] R13: 0000000000000000 R14: 00007efe2bba5fa0 R15: 00007ffdb7da39d8
[ 323.199418][ T6838]
[ 323.799667][ T6840] FAULT_INJECTION: forcing a failure.
[ 323.799667][ T6840] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 323.799714][ T6840] CPU: 0 UID: 0 PID: 6840 Comm: syz.5.224 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 323.799765][ T6840] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 323.799775][ T6840] Call Trace:
[ 323.799781][ T6840]
[ 323.799788][ T6840] dump_stack_lvl+0x189/0x250
[ 323.799934][ T6840] ? __pfx____ratelimit+0x10/0x10
[ 323.799985][ T6840] ? __pfx_dump_stack_lvl+0x10/0x10
[ 323.800003][ T6840] ? __pfx__printk+0x10/0x10
[ 323.800026][ T6840] should_fail_ex+0x414/0x560
[ 323.800081][ T6840] _copy_to_user+0x31/0xb0
[ 323.800096][ T6840] simple_read_from_buffer+0xe1/0x170
[ 323.800113][ T6840] proc_fail_nth_read+0x1df/0x250
[ 323.800130][ T6840] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 323.800146][ T6840] ? rw_verify_area+0x258/0x650
[ 323.800164][ T6840] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 323.800178][ T6840] vfs_read+0x200/0x980
[ 323.800201][ T6840] ? __pfx___mutex_lock+0x10/0x10
[ 323.800213][ T6840] ? __pfx_vfs_read+0x10/0x10
[ 323.800231][ T6840] ? __fget_files+0x2a/0x420
[ 323.800248][ T6840] ? __fget_files+0x3a0/0x420
[ 323.800260][ T6840] ? __fget_files+0x2a/0x420
[ 323.800280][ T6840] ksys_read+0x145/0x250
[ 323.800293][ T6840] ? __pfx_ksys_read+0x10/0x10
[ 323.800308][ T6840] ? rcu_is_watching+0x15/0xb0
[ 323.800331][ T6840] ? do_syscall_64+0xbe/0x3b0
[ 323.800345][ T6840] do_syscall_64+0xfa/0x3b0
[ 323.800356][ T6840] ? lockdep_hardirqs_on+0x9c/0x150
[ 323.800375][ T6840] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 323.800387][ T6840] ? clear_bhb_loop+0x60/0xb0
[ 323.800401][ T6840] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 323.800413][ T6840] RIP: 0033:0x7fbaf6b8bb7c
[ 323.800425][ T6840] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 323.800436][ T6840] RSP: 002b:00007fbaf7a42030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 323.800451][ T6840] RAX: ffffffffffffffda RBX: 00007fbaf6da5fa0 RCX: 00007fbaf6b8bb7c
[ 323.800460][ T6840] RDX: 000000000000000f RSI: 00007fbaf7a420a0 RDI: 0000000000000004
[ 323.800467][ T6840] RBP: 00007fbaf7a42090 R08: 0000000000000000 R09: 0000000000000000
[ 323.800475][ T6840] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 323.800483][ T6840] R13: 0000000000000000 R14: 00007fbaf6da5fa0 R15: 00007ffe98836178
[ 323.800502][ T6840]
[ 324.281956][ T6842] FAULT_INJECTION: forcing a failure.
[ 324.281956][ T6842] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 324.281977][ T6842] CPU: 0 UID: 0 PID: 6842 Comm: syz.6.225 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 324.281986][ T6842] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 324.281992][ T6842] Call Trace:
[ 324.281995][ T6842]
[ 324.281999][ T6842] dump_stack_lvl+0x189/0x250
[ 324.282015][ T6842] ? __pfx____ratelimit+0x10/0x10
[ 324.282028][ T6842] ? __pfx_dump_stack_lvl+0x10/0x10
[ 324.282038][ T6842] ? __pfx__printk+0x10/0x10
[ 324.282060][ T6842] should_fail_ex+0x414/0x560
[ 324.282092][ T6842] _copy_to_user+0x31/0xb0
[ 324.282104][ T6842] simple_read_from_buffer+0xe1/0x170
[ 324.282115][ T6842] proc_fail_nth_read+0x1df/0x250
[ 324.282125][ T6842] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 324.282135][ T6842] ? rw_verify_area+0x258/0x650
[ 324.282148][ T6842] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 324.282161][ T6842] vfs_read+0x200/0x980
[ 324.282180][ T6842] ? __pfx___mutex_lock+0x10/0x10
[ 324.282191][ T6842] ? __pfx_vfs_read+0x10/0x10
[ 324.282208][ T6842] ? __fget_files+0x2a/0x420
[ 324.282219][ T6842] ? __fget_files+0x3a0/0x420
[ 324.282226][ T6842] ? __fget_files+0x2a/0x420
[ 324.282237][ T6842] ksys_read+0x145/0x250
[ 324.282245][ T6842] ? __pfx_ksys_read+0x10/0x10
[ 324.282254][ T6842] ? rcu_is_watching+0x15/0xb0
[ 324.282269][ T6842] ? do_syscall_64+0xbe/0x3b0
[ 324.282277][ T6842] do_syscall_64+0xfa/0x3b0
[ 324.282285][ T6842] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 324.282292][ T6842] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 324.282301][ T6842] ? clear_bhb_loop+0x60/0xb0
[ 324.282310][ T6842] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 324.282316][ T6842] RIP: 0033:0x7f8359d8bb7c
[ 324.282324][ T6842] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 324.282331][ T6842] RSP: 002b:00007f835ac26030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 324.282340][ T6842] RAX: ffffffffffffffda RBX: 00007f8359fa5fa0 RCX: 00007f8359d8bb7c
[ 324.282346][ T6842] RDX: 000000000000000f RSI: 00007f835ac260a0 RDI: 0000000000000004
[ 324.282350][ T6842] RBP: 00007f835ac26090 R08: 0000000000000000 R09: 0000000000000000
[ 324.282355][ T6842] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 324.282360][ T6842] R13: 0000000000000000 R14: 00007f8359fa5fa0 R15: 00007ffef1560898
[ 324.282372][ T6842]
[ 327.658714][ T1319] ieee802154 phy0 wpan0: encryption failed: -22
[ 327.658803][ T1319] ieee802154 phy1 wpan1: encryption failed: -22
[ 329.978564][ T6862] FAULT_INJECTION: forcing a failure.
[ 329.978564][ T6862] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 329.978616][ T6862] CPU: 0 UID: 0 PID: 6862 Comm: syz.3.235 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 329.978630][ T6862] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 329.978638][ T6862] Call Trace:
[ 329.978644][ T6862]
[ 329.978650][ T6862] dump_stack_lvl+0x189/0x250
[ 329.978812][ T6862] ? __pfx____ratelimit+0x10/0x10
[ 329.978862][ T6862] ? __pfx_dump_stack_lvl+0x10/0x10
[ 329.978879][ T6862] ? __pfx__printk+0x10/0x10
[ 329.978900][ T6862] should_fail_ex+0x414/0x560
[ 329.978951][ T6862] _copy_to_user+0x31/0xb0
[ 329.978967][ T6862] simple_read_from_buffer+0xe1/0x170
[ 329.978982][ T6862] proc_fail_nth_read+0x1df/0x250
[ 329.978999][ T6862] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 329.979015][ T6862] ? rw_verify_area+0x258/0x650
[ 329.979033][ T6862] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 329.979048][ T6862] vfs_read+0x200/0x980
[ 329.979075][ T6862] ? __pfx___mutex_lock+0x10/0x10
[ 329.979088][ T6862] ? __pfx_vfs_read+0x10/0x10
[ 329.979105][ T6862] ? __fget_files+0x2a/0x420
[ 329.979122][ T6862] ? __fget_files+0x3a0/0x420
[ 329.979133][ T6862] ? __fget_files+0x2a/0x420
[ 329.979152][ T6862] ksys_read+0x145/0x250
[ 329.979164][ T6862] ? __pfx_ksys_read+0x10/0x10
[ 329.979180][ T6862] ? rcu_is_watching+0x15/0xb0
[ 329.979202][ T6862] ? do_syscall_64+0xbe/0x3b0
[ 329.979215][ T6862] do_syscall_64+0xfa/0x3b0
[ 329.979225][ T6862] ? lockdep_hardirqs_on+0x9c/0x150
[ 329.979242][ T6862] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 329.979254][ T6862] ? clear_bhb_loop+0x60/0xb0
[ 329.979268][ T6862] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 329.979279][ T6862] RIP: 0033:0x7efe2b98bb7c
[ 329.979291][ T6862] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 329.979301][ T6862] RSP: 002b:00007efe2c814030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 329.979314][ T6862] RAX: ffffffffffffffda RBX: 00007efe2bba5fa0 RCX: 00007efe2b98bb7c
[ 329.979323][ T6862] RDX: 000000000000000f RSI: 00007efe2c8140a0 RDI: 0000000000000004
[ 329.979330][ T6862] RBP: 00007efe2c814090 R08: 0000000000000000 R09: 0000000000000000
[ 329.979337][ T6862] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 329.979344][ T6862] R13: 0000000000000000 R14: 00007efe2bba5fa0 R15: 00007ffdb7da39d8
[ 329.979360][ T6862]
[ 336.500749][ T6880] FAULT_INJECTION: forcing a failure.
[ 336.500749][ T6880] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 336.500825][ T6880] CPU: 0 UID: 0 PID: 6880 Comm: syz.1.244 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 336.500840][ T6880] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 336.500848][ T6880] Call Trace:
[ 336.500855][ T6880]
[ 336.500872][ T6880] dump_stack_lvl+0x189/0x250
[ 336.500997][ T6880] ? __pfx____ratelimit+0x10/0x10
[ 336.501040][ T6880] ? __pfx_dump_stack_lvl+0x10/0x10
[ 336.501056][ T6880] ? __pfx__printk+0x10/0x10
[ 336.501077][ T6880] should_fail_ex+0x414/0x560
[ 336.501131][ T6880] _copy_to_user+0x31/0xb0
[ 336.501142][ T6880] simple_read_from_buffer+0xe1/0x170
[ 336.501153][ T6880] proc_fail_nth_read+0x1df/0x250
[ 336.501164][ T6880] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 336.501174][ T6880] ? rw_verify_area+0x258/0x650
[ 336.501185][ T6880] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 336.501195][ T6880] vfs_read+0x200/0x980
[ 336.501208][ T6880] ? __pfx___mutex_lock+0x10/0x10
[ 336.501217][ T6880] ? __pfx_vfs_read+0x10/0x10
[ 336.501229][ T6880] ? __fget_files+0x2a/0x420
[ 336.501239][ T6880] ? __fget_files+0x3a0/0x420
[ 336.501247][ T6880] ? __fget_files+0x2a/0x420
[ 336.501258][ T6880] ksys_read+0x145/0x250
[ 336.501273][ T6880] ? __pfx_ksys_read+0x10/0x10
[ 336.501282][ T6880] ? rcu_is_watching+0x15/0xb0
[ 336.501296][ T6880] ? do_syscall_64+0xbe/0x3b0
[ 336.501305][ T6880] do_syscall_64+0xfa/0x3b0
[ 336.501312][ T6880] ? lockdep_hardirqs_on+0x9c/0x150
[ 336.501323][ T6880] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 336.501330][ T6880] ? clear_bhb_loop+0x60/0xb0
[ 336.501339][ T6880] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 336.501347][ T6880] RIP: 0033:0x7f8a4038bb7c
[ 336.501354][ T6880] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 336.501361][ T6880] RSP: 002b:00007f8a41270030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 336.501371][ T6880] RAX: ffffffffffffffda RBX: 00007f8a405a5fa0 RCX: 00007f8a4038bb7c
[ 336.501379][ T6880] RDX: 000000000000000f RSI: 00007f8a412700a0 RDI: 0000000000000004
[ 336.501387][ T6880] RBP: 00007f8a41270090 R08: 0000000000000000 R09: 0000000000000000
[ 336.501393][ T6880] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 336.501400][ T6880] R13: 0000000000000000 R14: 00007f8a405a5fa0 R15: 00007fff92c41a88
[ 336.501417][ T6880]
[ 345.782056][ T6907] FAULT_INJECTION: forcing a failure.
[ 345.782056][ T6907] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 345.782102][ T6907] CPU: 0 UID: 0 PID: 6907 Comm: syz.2.257 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 345.782116][ T6907] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 345.782125][ T6907] Call Trace:
[ 345.782131][ T6907]
[ 345.782136][ T6907] dump_stack_lvl+0x189/0x250
[ 345.782299][ T6907] ? __pfx____ratelimit+0x10/0x10
[ 345.782346][ T6907] ? __pfx_dump_stack_lvl+0x10/0x10
[ 345.782362][ T6907] ? __pfx__printk+0x10/0x10
[ 345.782383][ T6907] should_fail_ex+0x414/0x560
[ 345.782444][ T6907] _copy_to_user+0x31/0xb0
[ 345.782458][ T6907] simple_read_from_buffer+0xe1/0x170
[ 345.782475][ T6907] proc_fail_nth_read+0x1df/0x250
[ 345.782492][ T6907] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 345.782507][ T6907] ? rw_verify_area+0x258/0x650
[ 345.782525][ T6907] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 345.782539][ T6907] vfs_read+0x200/0x980
[ 345.782559][ T6907] ? __pfx___mutex_lock+0x10/0x10
[ 345.782571][ T6907] ? __pfx_vfs_read+0x10/0x10
[ 345.782589][ T6907] ? __fget_files+0x2a/0x420
[ 345.782605][ T6907] ? __fget_files+0x3a0/0x420
[ 345.782616][ T6907] ? __fget_files+0x2a/0x420
[ 345.782633][ T6907] ksys_read+0x145/0x250
[ 345.782644][ T6907] ? __pfx_ksys_read+0x10/0x10
[ 345.782658][ T6907] ? rcu_is_watching+0x15/0xb0
[ 345.782680][ T6907] ? do_syscall_64+0xbe/0x3b0
[ 345.782693][ T6907] do_syscall_64+0xfa/0x3b0
[ 345.782703][ T6907] ? lockdep_hardirqs_on+0x9c/0x150
[ 345.782717][ T6907] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 345.782728][ T6907] ? clear_bhb_loop+0x60/0xb0
[ 345.782742][ T6907] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 345.782752][ T6907] RIP: 0033:0x7ff1da18bb7c
[ 345.782763][ T6907] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 345.782773][ T6907] RSP: 002b:00007ff1db03d030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 345.782787][ T6907] RAX: ffffffffffffffda RBX: 00007ff1da3a5fa0 RCX: 00007ff1da18bb7c
[ 345.782795][ T6907] RDX: 000000000000000f RSI: 00007ff1db03d0a0 RDI: 0000000000000004
[ 345.782803][ T6907] RBP: 00007ff1db03d090 R08: 0000000000000000 R09: 0000000000000000
[ 345.782810][ T6907] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 345.782817][ T6907] R13: 0000000000000000 R14: 00007ff1da3a5fa0 R15: 00007ffc68087428
[ 345.782834][ T6907]
[ 346.329803][ T6909] FAULT_INJECTION: forcing a failure.
[ 346.329803][ T6909] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 346.329848][ T6909] CPU: 0 UID: 0 PID: 6909 Comm: syz.4.258 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 346.329862][ T6909] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 346.329868][ T6909] Call Trace:
[ 346.329873][ T6909]
[ 346.329879][ T6909] dump_stack_lvl+0x189/0x250
[ 346.330033][ T6909] ? __pfx____ratelimit+0x10/0x10
[ 346.330080][ T6909] ? __pfx_dump_stack_lvl+0x10/0x10
[ 346.330095][ T6909] ? __pfx__printk+0x10/0x10
[ 346.330108][ T6909] should_fail_ex+0x414/0x560
[ 346.330164][ T6909] _copy_to_user+0x31/0xb0
[ 346.330173][ T6909] simple_read_from_buffer+0xe1/0x170
[ 346.330185][ T6909] proc_fail_nth_read+0x1df/0x250
[ 346.330197][ T6909] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 346.330206][ T6909] ? rw_verify_area+0x258/0x650
[ 346.330218][ T6909] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 346.330232][ T6909] vfs_read+0x200/0x980
[ 346.330253][ T6909] ? __pfx___mutex_lock+0x10/0x10
[ 346.330265][ T6909] ? __pfx_vfs_read+0x10/0x10
[ 346.330282][ T6909] ? __fget_files+0x2a/0x420
[ 346.330298][ T6909] ? __fget_files+0x3a0/0x420
[ 346.330310][ T6909] ? __fget_files+0x2a/0x420
[ 346.330329][ T6909] ksys_read+0x145/0x250
[ 346.330342][ T6909] ? __pfx_ksys_read+0x10/0x10
[ 346.330355][ T6909] ? rcu_is_watching+0x15/0xb0
[ 346.330376][ T6909] ? do_syscall_64+0xbe/0x3b0
[ 346.330390][ T6909] do_syscall_64+0xfa/0x3b0
[ 346.330400][ T6909] ? lockdep_hardirqs_on+0x9c/0x150
[ 346.330417][ T6909] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 346.330428][ T6909] ? clear_bhb_loop+0x60/0xb0
[ 346.330441][ T6909] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 346.330451][ T6909] RIP: 0033:0x7fc27cf8bb7c
[ 346.330462][ T6909] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 346.330472][ T6909] RSP: 002b:00007fc27dd84030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 346.330484][ T6909] RAX: ffffffffffffffda RBX: 00007fc27d1a5fa0 RCX: 00007fc27cf8bb7c
[ 346.330492][ T6909] RDX: 000000000000000f RSI: 00007fc27dd840a0 RDI: 0000000000000004
[ 346.330500][ T6909] RBP: 00007fc27dd84090 R08: 0000000000000000 R09: 0000000000000000
[ 346.330508][ T6909] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 346.330516][ T6909] R13: 0000000000000000 R14: 00007fc27d1a5fa0 R15: 00007ffd05dafcd8
[ 346.330535][ T6909]
[ 346.613177][ T6911] FAULT_INJECTION: forcing a failure.
[ 346.613177][ T6911] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 346.613249][ T6911] CPU: 0 UID: 0 PID: 6911 Comm: syz.5.259 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 346.613263][ T6911] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 346.613271][ T6911] Call Trace:
[ 346.613277][ T6911]
[ 346.613282][ T6911] dump_stack_lvl+0x189/0x250
[ 346.613385][ T6911] ? __pfx____ratelimit+0x10/0x10
[ 346.613412][ T6911] ? __pfx_dump_stack_lvl+0x10/0x10
[ 346.613429][ T6911] ? __pfx__printk+0x10/0x10
[ 346.613450][ T6911] should_fail_ex+0x414/0x560
[ 346.613495][ T6911] _copy_to_user+0x31/0xb0
[ 346.613511][ T6911] simple_read_from_buffer+0xe1/0x170
[ 346.613526][ T6911] proc_fail_nth_read+0x1df/0x250
[ 346.613544][ T6911] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 346.613558][ T6911] ? rw_verify_area+0x258/0x650
[ 346.613575][ T6911] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 346.613589][ T6911] vfs_read+0x200/0x980
[ 346.613607][ T6911] ? __pfx___mutex_lock+0x10/0x10
[ 346.613620][ T6911] ? __pfx_vfs_read+0x10/0x10
[ 346.613636][ T6911] ? __fget_files+0x2a/0x420
[ 346.613651][ T6911] ? __fget_files+0x3a0/0x420
[ 346.613662][ T6911] ? __fget_files+0x2a/0x420
[ 346.613680][ T6911] ksys_read+0x145/0x250
[ 346.613692][ T6911] ? __pfx_ksys_read+0x10/0x10
[ 346.613707][ T6911] ? rcu_is_watching+0x15/0xb0
[ 346.613728][ T6911] ? do_syscall_64+0xbe/0x3b0
[ 346.613740][ T6911] do_syscall_64+0xfa/0x3b0
[ 346.613750][ T6911] ? lockdep_hardirqs_on+0x9c/0x150
[ 346.613766][ T6911] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 346.613776][ T6911] ? clear_bhb_loop+0x60/0xb0
[ 346.613792][ T6911] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 346.613807][ T6911] RIP: 0033:0x7fbaf6b8bb7c
[ 346.613820][ T6911] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 346.613832][ T6911] RSP: 002b:00007fbaf7a42030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 346.613845][ T6911] RAX: ffffffffffffffda RBX: 00007fbaf6da5fa0 RCX: 00007fbaf6b8bb7c
[ 346.613854][ T6911] RDX: 000000000000000f RSI: 00007fbaf7a420a0 RDI: 0000000000000004
[ 346.613861][ T6911] RBP: 00007fbaf7a42090 R08: 0000000000000000 R09: 0000000000000000
[ 346.613868][ T6911] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 346.613879][ T6911] R13: 0000000000000000 R14: 00007fbaf6da5fa0 R15: 00007ffe98836178
[ 346.613925][ T6911]
[ 347.550752][ T6917] FAULT_INJECTION: forcing a failure.
[ 347.550752][ T6917] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 347.550808][ T6917] CPU: 0 UID: 0 PID: 6917 Comm: syz.1.262 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 347.550821][ T6917] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 347.550830][ T6917] Call Trace:
[ 347.550836][ T6917]
[ 347.550843][ T6917] dump_stack_lvl+0x189/0x250
[ 347.550919][ T6917] ? __pfx____ratelimit+0x10/0x10
[ 347.550952][ T6917] ? __pfx_dump_stack_lvl+0x10/0x10
[ 347.550970][ T6917] ? __pfx__printk+0x10/0x10
[ 347.550991][ T6917] should_fail_ex+0x414/0x560
[ 347.551019][ T6917] _copy_to_user+0x31/0xb0
[ 347.551034][ T6917] simple_read_from_buffer+0xe1/0x170
[ 347.551052][ T6917] proc_fail_nth_read+0x1df/0x250
[ 347.551071][ T6917] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 347.551087][ T6917] ? rw_verify_area+0x258/0x650
[ 347.551105][ T6917] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 347.551122][ T6917] vfs_read+0x200/0x980
[ 347.551143][ T6917] ? __pfx___mutex_lock+0x10/0x10
[ 347.551155][ T6917] ? __pfx_vfs_read+0x10/0x10
[ 347.551174][ T6917] ? __fget_files+0x2a/0x420
[ 347.551192][ T6917] ? __fget_files+0x3a0/0x420
[ 347.551204][ T6917] ? __fget_files+0x2a/0x420
[ 347.551219][ T6917] ksys_read+0x145/0x250
[ 347.551228][ T6917] ? __pfx_ksys_read+0x10/0x10
[ 347.551241][ T6917] ? rcu_is_watching+0x15/0xb0
[ 347.551265][ T6917] ? do_syscall_64+0xbe/0x3b0
[ 347.551281][ T6917] do_syscall_64+0xfa/0x3b0
[ 347.551292][ T6917] ? lockdep_hardirqs_on+0x9c/0x150
[ 347.551309][ T6917] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 347.551321][ T6917] ? clear_bhb_loop+0x60/0xb0
[ 347.551331][ T6917] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 347.551339][ T6917] RIP: 0033:0x7f8a4038bb7c
[ 347.551347][ T6917] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 347.551355][ T6917] RSP: 002b:00007f8a41270030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 347.551365][ T6917] RAX: ffffffffffffffda RBX: 00007f8a405a5fa0 RCX: 00007f8a4038bb7c
[ 347.551370][ T6917] RDX: 000000000000000f RSI: 00007f8a412700a0 RDI: 0000000000000004
[ 347.551376][ T6917] RBP: 00007f8a41270090 R08: 0000000000000000 R09: 0000000000000000
[ 347.551381][ T6917] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 347.551386][ T6917] R13: 0000000000000000 R14: 00007f8a405a5fa0 R15: 00007fff92c41a88
[ 347.551398][ T6917]
[ 361.064152][ T6953] FAULT_INJECTION: forcing a failure.
[ 361.064152][ T6953] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 361.064222][ T6953] CPU: 0 UID: 0 PID: 6953 Comm: syz.6.280 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 361.064240][ T6953] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 361.064251][ T6953] Call Trace:
[ 361.064259][ T6953]
[ 361.064266][ T6953] dump_stack_lvl+0x189/0x250
[ 361.064461][ T6953] ? __pfx____ratelimit+0x10/0x10
[ 361.064521][ T6953] ? __pfx_dump_stack_lvl+0x10/0x10
[ 361.064542][ T6953] ? __pfx__printk+0x10/0x10
[ 361.064569][ T6953] should_fail_ex+0x414/0x560
[ 361.064655][ T6953] _copy_to_user+0x31/0xb0
[ 361.064671][ T6953] simple_read_from_buffer+0xe1/0x170
[ 361.064690][ T6953] proc_fail_nth_read+0x1df/0x250
[ 361.064712][ T6953] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 361.064731][ T6953] ? rw_verify_area+0x258/0x650
[ 361.064753][ T6953] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 361.064769][ T6953] vfs_read+0x200/0x980
[ 361.064795][ T6953] ? __pfx___mutex_lock+0x10/0x10
[ 361.064811][ T6953] ? __pfx_vfs_read+0x10/0x10
[ 361.064834][ T6953] ? __fget_files+0x2a/0x420
[ 361.064878][ T6953] ? __fget_files+0x3a0/0x420
[ 361.064894][ T6953] ? __fget_files+0x2a/0x420
[ 361.064917][ T6953] ksys_read+0x145/0x250
[ 361.064934][ T6953] ? __pfx_ksys_read+0x10/0x10
[ 361.064953][ T6953] ? rcu_is_watching+0x15/0xb0
[ 361.064989][ T6953] ? do_syscall_64+0xbe/0x3b0
[ 361.065006][ T6953] do_syscall_64+0xfa/0x3b0
[ 361.065019][ T6953] ? lockdep_hardirqs_on+0x9c/0x150
[ 361.065040][ T6953] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 361.065056][ T6953] ? clear_bhb_loop+0x60/0xb0
[ 361.065071][ T6953] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 361.065085][ T6953] RIP: 0033:0x7f8359d8bb7c
[ 361.065100][ T6953] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 361.065113][ T6953] RSP: 002b:00007f835ac26030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 361.065130][ T6953] RAX: ffffffffffffffda RBX: 00007f8359fa5fa0 RCX: 00007f8359d8bb7c
[ 361.065141][ T6953] RDX: 000000000000000f RSI: 00007f835ac260a0 RDI: 0000000000000004
[ 361.065151][ T6953] RBP: 00007f835ac26090 R08: 0000000000000000 R09: 0000000000000000
[ 361.065160][ T6953] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 361.065169][ T6953] R13: 0000000000000000 R14: 00007f8359fa5fa0 R15: 00007ffef1560898
[ 361.065194][ T6953]
[ 365.564635][ T5378] Bluetooth: hci6: command 0x0406 tx timeout
[ 377.483581][ T7000] FAULT_INJECTION: forcing a failure.
[ 377.483581][ T7000] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 377.483630][ T7000] CPU: 0 UID: 0 PID: 7000 Comm: syz.6.299 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 377.483646][ T7000] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 377.483654][ T7000] Call Trace:
[ 377.483660][ T7000]
[ 377.483666][ T7000] dump_stack_lvl+0x189/0x250
[ 377.483841][ T7000] ? __pfx____ratelimit+0x10/0x10
[ 377.483890][ T7000] ? __pfx_dump_stack_lvl+0x10/0x10
[ 377.483907][ T7000] ? __pfx__printk+0x10/0x10
[ 377.483926][ T7000] should_fail_ex+0x414/0x560
[ 377.483974][ T7000] _copy_to_user+0x31/0xb0
[ 377.483989][ T7000] simple_read_from_buffer+0xe1/0x170
[ 377.484006][ T7000] proc_fail_nth_read+0x1df/0x250
[ 377.484022][ T7000] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 377.484037][ T7000] ? rw_verify_area+0x258/0x650
[ 377.484054][ T7000] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 377.484069][ T7000] vfs_read+0x200/0x980
[ 377.484090][ T7000] ? __pfx___mutex_lock+0x10/0x10
[ 377.484103][ T7000] ? __pfx_vfs_read+0x10/0x10
[ 377.484119][ T7000] ? __fget_files+0x2a/0x420
[ 377.484135][ T7000] ? __fget_files+0x3a0/0x420
[ 377.484147][ T7000] ? __fget_files+0x2a/0x420
[ 377.484165][ T7000] ksys_read+0x145/0x250
[ 377.484177][ T7000] ? __pfx_ksys_read+0x10/0x10
[ 377.484191][ T7000] ? rcu_is_watching+0x15/0xb0
[ 377.484212][ T7000] ? do_syscall_64+0xbe/0x3b0
[ 377.484227][ T7000] do_syscall_64+0xfa/0x3b0
[ 377.484237][ T7000] ? lockdep_hardirqs_on+0x9c/0x150
[ 377.484253][ T7000] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 377.484261][ T7000] ? clear_bhb_loop+0x60/0xb0
[ 377.484270][ T7000] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 377.484278][ T7000] RIP: 0033:0x7f8359d8bb7c
[ 377.484287][ T7000] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 377.484294][ T7000] RSP: 002b:00007f835ac26030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 377.484303][ T7000] RAX: ffffffffffffffda RBX: 00007f8359fa5fa0 RCX: 00007f8359d8bb7c
[ 377.484308][ T7000] RDX: 000000000000000f RSI: 00007f835ac260a0 RDI: 0000000000000004
[ 377.484314][ T7000] RBP: 00007f835ac26090 R08: 0000000000000000 R09: 0000000000000000
[ 377.484318][ T7000] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 377.484323][ T7000] R13: 0000000000000000 R14: 00007f8359fa5fa0 R15: 00007ffef1560898
[ 377.484336][ T7000]
[ 379.755899][ T7012] FAULT_INJECTION: forcing a failure.
[ 379.755899][ T7012] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 379.755938][ T7012] CPU: 0 UID: 0 PID: 7012 Comm: syz.6.305 Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 379.755950][ T7012] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 379.755956][ T7012] Call Trace:
[ 379.755961][ T7012]
[ 379.755966][ T7012] dump_stack_lvl+0x189/0x250
[ 379.756121][ T7012] ? __pfx____ratelimit+0x10/0x10
[ 379.756171][ T7012] ? __pfx_dump_stack_lvl+0x10/0x10
[ 379.756188][ T7012] ? __pfx__printk+0x10/0x10
[ 379.756229][ T7012] should_fail_ex+0x414/0x560
[ 379.756317][ T7012] _copy_to_user+0x31/0xb0
[ 379.756335][ T7012] simple_read_from_buffer+0xe1/0x170
[ 379.756347][ T7012] proc_fail_nth_read+0x1df/0x250
[ 379.756360][ T7012] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 379.756371][ T7012] ? rw_verify_area+0x258/0x650
[ 379.756385][ T7012] ? __pfx_proc_fail_nth_read+0x10/0x10
[ 379.756395][ T7012] vfs_read+0x200/0x980
[ 379.756409][ T7012] ? __pfx___mutex_lock+0x10/0x10
[ 379.756423][ T7012] ? __pfx_vfs_read+0x10/0x10
[ 379.756442][ T7012] ? __fget_files+0x2a/0x420
[ 379.756460][ T7012] ? __fget_files+0x3a0/0x420
[ 379.756472][ T7012] ? __fget_files+0x2a/0x420
[ 379.756490][ T7012] ksys_read+0x145/0x250
[ 379.756505][ T7012] ? __pfx_ksys_read+0x10/0x10
[ 379.756522][ T7012] ? rcu_is_watching+0x15/0xb0
[ 379.756547][ T7012] ? do_syscall_64+0xbe/0x3b0
[ 379.756559][ T7012] do_syscall_64+0xfa/0x3b0
[ 379.756566][ T7012] ? lockdep_hardirqs_on+0x9c/0x150
[ 379.756581][ T7012] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 379.756593][ T7012] ? clear_bhb_loop+0x60/0xb0
[ 379.756609][ T7012] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 379.756628][ T7012] RIP: 0033:0x7f8359d8bb7c
[ 379.756641][ T7012] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48
[ 379.756654][ T7012] RSP: 002b:00007f835ac26030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 379.756669][ T7012] RAX: ffffffffffffffda RBX: 00007f8359fa5fa0 RCX: 00007f8359d8bb7c
[ 379.756679][ T7012] RDX: 000000000000000f RSI: 00007f835ac260a0 RDI: 0000000000000004
[ 379.756688][ T7012] RBP: 00007f835ac26090 R08: 0000000000000000 R09: 0000000000000000
[ 379.756697][ T7012] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 379.756704][ T7012] R13: 0000000000000000 R14: 00007f8359fa5fa0 R15: 00007ffef1560898
[ 379.756717][ T7012]
[ 384.607919][ T27] INFO: task syz.0.36:6166 blocked for more than 143 seconds.
[ 384.607963][ T27] Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0
[ 384.607973][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 384.607980][ T27] task:syz.0.36 state:D stack:23880 pid:6166 tgid:6165 ppid:5878 task_flags:0x400140 flags:0x00004006
[ 384.608041][ T27] Call Trace:
[ 384.608048][ T27]
[ 384.608058][ T27] __schedule+0x16f5/0x4d00
[ 384.610072][ T27] ? schedule+0x165/0x360
[ 384.610106][ T27] ? __lock_acquire+0xab9/0xd20
[ 384.610141][ T27] ? __pfx___schedule+0x10/0x10
[ 384.610176][ T27] ? schedule+0x91/0x360
[ 384.610197][ T27] schedule+0x165/0x360
[ 384.610220][ T27] schedule_timeout+0x9a/0x270
[ 384.610241][ T27] ? __pfx_schedule_timeout+0x10/0x10
[ 384.610269][ T27] ? _raw_spin_unlock_irq+0x23/0x50
[ 384.610289][ T27] ? lockdep_hardirqs_on+0x9c/0x150
[ 384.610314][ T27] __down_common+0x319/0x6a0
[ 384.610332][ T27] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 384.610355][ T27] ? __pfx___down_common+0x10/0x10
[ 384.610374][ T27] ? __pfx__raw_spin_lock_irqsave+0x10/0x10
[ 384.610395][ T27] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 384.610421][ T27] down+0x80/0xd0
[ 384.610438][ T27] console_lock+0x145/0x1b0
[ 384.610457][ T27] bch2_print_string_as_lines+0x54/0x280
[ 384.610487][ T27] bch2_fs_recovery+0x1097/0x39a0
[ 384.610523][ T27] ? __pfx_bch2_fs_recovery+0x10/0x10
[ 384.610543][ T27] ? do_syscall_64+0xfa/0x3b0
[ 384.610571][ T27] ? __lock_acquire+0xab9/0xd20
[ 384.610599][ T27] ? __lock_acquire+0xab9/0xd20
[ 384.610626][ T27] ? __lock_acquire+0xab9/0xd20
[ 384.610667][ T27] ? up_write+0x1c4/0x420
[ 384.610680][ T27] ? bch2_fs_start+0x5c4/0xd90
[ 384.610700][ T27] bch2_fs_start+0xa99/0xd90
[ 384.610715][ T27] ? bch2_fs_start+0x5c4/0xd90
[ 384.610733][ T27] ? __pfx_bch2_fs_start+0x10/0x10
[ 384.610765][ T27] ? sget+0x267/0x620
[ 384.610792][ T27] bch2_fs_get_tree+0xb6c/0x1460
[ 384.610842][ T27] ? __pfx_bch2_fs_get_tree+0x10/0x10
[ 384.610865][ T27] ? aa_get_newest_label+0xf7/0x5d0
[ 384.610881][ T27] ? vfs_parse_monolithic_sep+0x2df/0x310
[ 384.610908][ T27] ? apparmor_capable+0x137/0x1b0
[ 384.610927][ T27] vfs_get_tree+0x92/0x2b0
[ 384.610945][ T27] do_new_mount+0x24a/0xa40
[ 384.610971][ T27] __se_sys_mount+0x317/0x410
[ 384.610994][ T27] ? __pfx___se_sys_mount+0x10/0x10
[ 384.611016][ T27] ? do_syscall_64+0xbe/0x3b0
[ 384.611030][ T27] ? __x64_sys_mount+0x20/0xc0
[ 384.611049][ T27] do_syscall_64+0xfa/0x3b0
[ 384.611064][ T27] ? lockdep_hardirqs_on+0x9c/0x150
[ 384.611086][ T27] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 384.611102][ T27] ? clear_bhb_loop+0x60/0xb0
[ 384.611120][ T27] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 384.611138][ T27] RIP: 0033:0x7f1df618e90a
[ 384.611153][ T27] RSP: 002b:00007f1df53fde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 384.611172][ T27] RAX: ffffffffffffffda RBX: 00007f1df53fdef0 RCX: 00007f1df618e90a
[ 384.611185][ T27] RDX: 00002000000000c0 RSI: 0000200000000000 RDI: 00007f1df53fdeb0
[ 384.611197][ T27] RBP: 00002000000000c0 R08: 00007f1df53fdef0 R09: 0000000000800000
[ 384.611208][ T27] R10: 0000000000800000 R11: 0000000000000246 R12: 0000200000000000
[ 384.611219][ T27] R13: 00007f1df53fdeb0 R14: 0000000000005903 R15: 0000200000000200
[ 384.611282][ T27]
[ 384.611308][ T27]
[ 384.611308][ T27] Showing all locks held in the system:
[ 384.611321][ T27] 1 lock held by khungtaskd/27:
[ 384.611331][ T27] #0: ffffffff8e13eda0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 384.611381][ T27] 2 locks held by kswapd1/78:
[ 384.611392][ T27] #0: ffffffff8e247300 (fs_reclaim){+.+.}-{0:0}, at: kswapd+0x951/0x2830
[ 384.611439][ T27] #1: ffffe8ffffc36090 (&per_cpu_ptr(pool->acomp_ctx, cpu)->mutex){+.+.}-{4:4}, at: zswap_store+0xc74/0x1d10
[ 384.611486][ T27] 4 locks held by kworker/0:2/793:
[ 384.611533][ T27] 2 locks held by getty/5114:
[ 384.611542][ T27] #0: ffff8880003890a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 384.611580][ T27] #1: ffffc9000285c2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400
[ 384.611623][ T27] 2 locks held by syz-executor/5753:
[ 384.611632][ T27] #0: ffffffff8e247300 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim+0xb8/0x300
[ 384.611679][ T27] #1: ffffe8ffffc36090 (&per_cpu_ptr(pool->acomp_ctx, cpu)->mutex){+.+.}-{4:4}, at: zswap_store+0xc74/0x1d10
[ 384.611733][ T27] 4 locks held by syz.3.312/7028:
[ 384.611742][ T27] 4 locks held by syz.5.314/7030:
[ 384.611750][ T27] #0: ffff88801b2fe428 (sb_writers#5){.+.+}-{0:0}, at: vfs_write+0x211/0xa90
[ 384.611800][ T27] #1: ffff888011db1ce8 (&sb->s_type->i_mutex_key#13){+.+.}-{4:4}, at: shmem_file_write_iter+0x7f/0x120
[ 384.611857][ T27] #2: ffffffff8e247300 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim+0xb8/0x300
[ 384.611903][ T27] #3: ffffe8ffffc36090 (&per_cpu_ptr(pool->acomp_ctx, cpu)->mutex){+.+.}-{4:4}, at: zswap_store+0xc74/0x1d10
[ 384.611944][ T27] 4 locks held by syz.2.313/7029:
[ 384.611953][ T27] #0: ffff88801b2fe428 (sb_writers#5){.+.+}-{0:0}, at: vfs_write+0x211/0xa90
[ 384.612003][ T27] #1: ffff888011db0fd8 (&sb->s_type->i_mutex_key#13){+.+.}-{4:4}, at: shmem_file_write_iter+0x7f/0x120
[ 384.612044][ T27] #2: ffffffff8e247300 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim+0xb8/0x300
[ 384.612087][ T27] #3: ffffe8ffffc36090 (&per_cpu_ptr(pool->acomp_ctx, cpu)->mutex){+.+.}-{4:4}, at: zswap_store+0xc74/0x1d10
[ 384.612127][ T27] 4 locks held by syz.4.315/7032:
[ 384.612135][ T27] #0: ffff88801b2fe428 (sb_writers#5){.+.+}-{0:0}, at: vfs_write+0x211/0xa90
[ 384.612184][ T27] #1: ffff8880593771d0 (&sb->s_type->i_mutex_key#13){+.+.}-{4:4}, at: shmem_file_write_iter+0x7f/0x120
[ 384.612225][ T27] #2: ffffffff8e247300 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim+0xb8/0x300
[ 384.612268][ T27] #3: ffffe8ffffc36090 (&per_cpu_ptr(pool->acomp_ctx, cpu)->mutex){+.+.}-{4:4}, at: zswap_store+0xc74/0x1d10
[ 384.612304][ T27] 4 locks held by syz.1.316/7035:
[ 384.612314][ T27] #0: ffff88801b2fe428 (sb_writers#5){.+.+}-{0:0}, at: vfs_write+0x211/0xa90
[ 384.612360][ T27] #1: ffff888059374418 (&sb->s_type->i_mutex_key#13){+.+.}-{4:4}, at: shmem_file_write_iter+0x7f/0x120
[ 384.612400][ T27] #2: ffffffff8e247300 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim+0xb8/0x300
[ 384.612444][ T27] #3: ffffe8ffffc36090 (&per_cpu_ptr(pool->acomp_ctx, cpu)->mutex){+.+.}-{4:4}, at: zswap_store+0xc74/0x1d10
[ 384.612485][ T27] 4 locks held by syz.6.317/7036:
[ 384.612494][ T27] #0: ffff88801b2fe428 (sb_writers#5){.+.+}-{0:0}, at: vfs_write+0x211/0xa90
[ 384.612539][ T27] #1: ffff8880529d0fd8 (&sb->s_type->i_mutex_key#13){+.+.}-{4:4}, at: shmem_file_write_iter+0x7f/0x120
[ 384.612579][ T27] #2: ffffffff8e247300 (fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim+0xb8/0x300
[ 384.612623][ T27] #3: ffffe8ffffc36090 (&per_cpu_ptr(pool->acomp_ctx, cpu)->mutex){+.+.}-{4:4}, at: zswap_store+0xc74/0x1d10
[ 384.612660][ T27]
[ 384.612666][ T27] =============================================
[ 384.612666][ T27]
[ 384.612675][ T27] NMI backtrace for cpu 0
[ 384.612687][ T27] CPU: 0 UID: 0 PID: 27 Comm: khungtaskd Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 384.612704][ T27] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 384.612712][ T27] Call Trace:
[ 384.612720][ T27]
[ 384.612727][ T27] dump_stack_lvl+0x189/0x250
[ 384.612748][ T27] ? __wake_up_klogd+0xd9/0x110
[ 384.612766][ T27] ? __pfx_dump_stack_lvl+0x10/0x10
[ 384.612786][ T27] ? __pfx__printk+0x10/0x10
[ 384.612819][ T27] nmi_cpu_backtrace+0x39e/0x3d0
[ 384.612840][ T27] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 384.612857][ T27] ? _printk+0xcf/0x120
[ 384.612876][ T27] ? __pfx__printk+0x10/0x10
[ 384.612891][ T27] ? debug_show_all_locks+0x2e/0x180
[ 384.612903][ T27] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 384.612924][ T27] nmi_trigger_cpumask_backtrace+0x17a/0x300
[ 384.612943][ T27] watchdog+0xfee/0x1030
[ 384.612964][ T27] ? watchdog+0x1de/0x1030
[ 384.612987][ T27] kthread+0x70e/0x8a0
[ 384.613006][ T27] ? __pfx_watchdog+0x10/0x10
[ 384.613022][ T27] ? __pfx_kthread+0x10/0x10
[ 384.613038][ T27] ? _raw_spin_unlock_irq+0x23/0x50
[ 384.613058][ T27] ? lockdep_hardirqs_on+0x9c/0x150
[ 384.613078][ T27] ? __pfx_kthread+0x10/0x10
[ 384.613094][ T27] ret_from_fork+0x3fc/0x770
[ 384.613114][ T27] ? __pfx_ret_from_fork+0x10/0x10
[ 384.613137][ T27] ? __pfx_kthread+0x10/0x10
[ 384.613153][ T27] ret_from_fork_asm+0x1a/0x30
[ 384.613178][ T27]
[ 384.613187][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 384.613198][ T27] CPU: 0 UID: 0 PID: 27 Comm: khungtaskd Not tainted 6.16.0-rc1-syzkaller-g27605c8c0f69 #0 PREEMPT(full)
[ 384.613214][ T27] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 384.613222][ T27] Call Trace:
[ 384.613228][ T27]
[ 384.613235][ T27] dump_stack_lvl+0x99/0x250
[ 384.613255][ T27] ? __asan_memcpy+0x40/0x70
[ 384.613274][ T27] ? __pfx_dump_stack_lvl+0x10/0x10
[ 384.613296][ T27] ? __pfx__printk+0x10/0x10
[ 384.613318][ T27] panic+0x2db/0x790
[ 384.613342][ T27] ? __pfx_panic+0x10/0x10
[ 384.613361][ T27] ? nmi_backtrace_stall_check+0x433/0x440
[ 384.613374][ T27] ? irq_work_queue+0xc3/0x140
[ 384.613394][ T27] watchdog+0x102d/0x1030
[ 384.613409][ T27] ? watchdog+0x1de/0x1030
[ 384.613428][ T27] kthread+0x70e/0x8a0
[ 384.613441][ T27] ? __pfx_watchdog+0x10/0x10
[ 384.613455][ T27] ? __pfx_kthread+0x10/0x10
[ 384.613469][ T27] ? _raw_spin_unlock_irq+0x23/0x50
[ 384.613485][ T27] ? lockdep_hardirqs_on+0x9c/0x150
[ 384.613501][ T27] ? __pfx_kthread+0x10/0x10
[ 384.613515][ T27] ret_from_fork+0x3fc/0x770
[ 384.613532][ T27] ? __pfx_ret_from_fork+0x10/0x10
[ 384.613553][ T27] ? __pfx_kthread+0x10/0x10
[ 384.613567][ T27] ret_from_fork_asm+0x1a/0x30
[ 384.613586][ T27]
[ 384.614004][ T27] Kernel Offset: disabled