syzkaller login: [ 25.149329][ T29] kauditd_printk_skb: 40 callbacks suppressed
[ 25.149354][ T29] audit: type=1400 audit(1735454794.789:73): avc: denied { read } for pid=2908 comm="dhcpcd-run-hook" name="resolv.conf" dev="tmpfs" ino=400 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[ 25.178874][ T29] audit: type=1400 audit(1735454794.789:74): avc: denied { open } for pid=2908 comm="dhcpcd-run-hook" path="/run/dhcpcd/hook-state/resolv.conf" dev="tmpfs" ino=400 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[ 25.884056][ T29] audit: type=1400 audit(1735454795.519:75): avc: denied { transition } for pid=2925 comm="sshd" path="/bin/sh" dev="sda1" ino=89 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 25.906258][ T29] audit: type=1400 audit(1735454795.519:76): avc: denied { noatsecure } for pid=2925 comm="sshd" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 25.925392][ T29] audit: type=1400 audit(1735454795.529:77): avc: denied { write } for pid=2925 comm="sh" path="pipe:[833]" dev="pipefs" ino=833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1
[ 25.947419][ T29] audit: type=1400 audit(1735454795.529:78): avc: denied { rlimitinh } for pid=2925 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 25.966330][ T29] audit: type=1400 audit(1735454795.529:79): avc: denied { siginh } for pid=2925 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 30.834925][ T2928] sftp-server (2928) used greatest stack depth: 23568 bytes left
[ 30.848973][ T2926] sshd (2926) used greatest stack depth: 23216 bytes left
Warning: Permanently added '10.128.1.90' (ED25519) to the list of known hosts.
executing program
[ 40.542018][ T29] audit: type=1400 audit(1735454810.179:80): avc: denied { execmem } for pid=2942 comm="syz-executor156" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 40.562024][ T29] audit: type=1400 audit(1735454810.179:81): avc: denied { read write } for pid=2943 comm="syz-executor156" name="raw-gadget" dev="devtmpfs" ino=236 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 40.585902][ T29] audit: type=1400 audit(1735454810.179:82): avc: denied { open } for pid=2943 comm="syz-executor156" path="/dev/raw-gadget" dev="devtmpfs" ino=236 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 40.609648][ T29] audit: type=1400 audit(1735454810.179:83): avc: denied { ioctl } for pid=2943 comm="syz-executor156" path="/dev/raw-gadget" dev="devtmpfs" ino=236 ioctlcmd=0x5500 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 40.787367][ T24] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[ 40.937248][ T24] usb 1-1: Using ep0 maxpacket: 32
[ 40.946706][ T24] usb 1-1: New USB device found, idVendor=0ac8, idProduct=3410, bcdDevice=74.65
[ 40.956042][ T24] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 40.964109][ T24] usb 1-1: Product: syz
[ 40.968368][ T24] usb 1-1: Manufacturer: syz
[ 40.973119][ T24] usb 1-1: SerialNumber: syz
[ 40.981942][ T24] usb 1-1: config 0 descriptor??
executing program
[ 41.197465][ T24] usb 1-1: Found UVC 0.00 device syz (0ac8:3410)
[ 41.204010][ T24] usb 1-1: No valid video chain found.
[ 41.209799][ T24] ------------[ cut here ]------------
[ 41.215295][ T24] DEBUG_LOCKS_WARN_ON(lock->magic != lock)
[ 41.215398][ T24] WARNING: CPU: 1 PID: 24 at kernel/locking/mutex.c:564 __mutex_lock+0x369/0xa60
[ 41.230564][ T24] Modules linked in:
[ 41.234482][ T24] CPU: 1 UID: 0 PID: 24 Comm: kworker/1:0 Not tainted 6.13.0-rc4-syzkaller-00076-gf097a36ef88d #0
[ 41.245150][ T24] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 41.255266][ T24] Workqueue: usb_hub_wq hub_event
[ 41.260359][ T24] RIP: 0010:__mutex_lock+0x369/0xa60
[ 41.265702][ T24] Code: d0 7c 08 84 d2 0f 85 6d 06 00 00 8b 0d 70 d5 63 03 85 c9 75 19 90 48 c7 c6 40 ea 27 87 48 c7 c7 a0 e8 27 87 e8 68 1f 2d fa 90 <0f> 0b 90 90 90 e9 f2 fd ff ff 4c 8d b5 60 ff ff ff 48 89 df 4c 89
[ 41.285420][ T24] RSP: 0018:ffffc9000019eeb0 EFLAGS: 00010286
[ 41.291547][ T24] RAX: 0000000000000000 RBX: ffff888101760518 RCX: ffffffff811f67f9
[ 41.299574][ T24] RDX: ffff888101e90000 RSI: ffffffff811f6806 RDI: 0000000000000001
[ 41.307593][ T24] RBP: ffffc9000019eff0 R08: 0000000000000001 R09: 0000000000000000
[ 41.315620][ T24] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 41.323671][ T24] R13: 0000000000000002 R14: 0000000000000000 R15: ffffc9000019ef30
[ 41.331723][ T24] FS: 0000000000000000(0000) GS:ffff8881f5900000(0000) knlGS:0000000000000000
[ 41.340816][ T24] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 41.347476][ T24] CR2: 000055bf8b388910 CR3: 00000001163b2000 CR4: 00000000003506f0
[ 41.355484][ T24] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 41.363516][ T24] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 41.371548][ T24] Call Trace:
[ 41.374838][ T24]
[ 41.377846][ T24] ? __warn+0xea/0x3c0
[ 41.381974][ T24] ? __mutex_lock+0x369/0xa60
[ 41.386674][ T24] ? report_bug+0x3c0/0x580
[ 41.391266][ T24] ? handle_bug+0x54/0xa0
[ 41.395644][ T24] ? exc_invalid_op+0x17/0x50
[ 41.400428][ T24] ? asm_exc_invalid_op+0x1a/0x20
[ 41.405567][ T24] ? __warn_printk+0x199/0x350
[ 41.410399][ T24] ? __warn_printk+0x1a6/0x350
[ 41.415221][ T24] ? __mutex_lock+0x369/0xa60
[ 41.419997][ T24] ? __pfx_vsnprintf+0x10/0x10
[ 41.424811][ T24] ? uvc_status_unregister+0x21/0xe0
[ 41.430169][ T24] ? __pfx___mutex_lock+0x10/0x10
[ 41.435243][ T24] ? __dev_printk+0xf5/0x270
[ 41.439892][ T24] ? __pfx__dev_info+0x10/0x10
[ 41.444703][ T24] ? uvc_status_unregister+0x21/0xe0
[ 41.450057][ T24] uvc_status_unregister+0x21/0xe0
[ 41.455228][ T24] uvc_unregister_video+0x126/0x250
[ 41.460504][ T24] uvc_probe+0x2c08/0x4960
[ 41.465036][ T24] ? usb_probe_interface+0x6d3/0x9c0
[ 41.470397][ T24] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 41.476248][ T24] usb_probe_interface+0x300/0x9c0
[ 41.481427][ T24] ? __pfx_usb_probe_interface+0x10/0x10
[ 41.487145][ T24] really_probe+0x23e/0xa90
[ 41.491679][ T24] __driver_probe_device+0x1de/0x440
[ 41.497005][ T24] driver_probe_device+0x4c/0x1b0
[ 41.502194][ T24] __device_attach_driver+0x1df/0x310
[ 41.507657][ T24] ? __pfx___device_attach_driver+0x10/0x10
[ 41.513579][ T24] bus_for_each_drv+0x157/0x1e0
[ 41.518582][ T24] ? __pfx_bus_for_each_drv+0x10/0x10
[ 41.523995][ T24] ? lockdep_hardirqs_on+0x7c/0x110
[ 41.529281][ T24] ? _raw_spin_unlock_irqrestore+0x3b/0x80
[ 41.535130][ T24] __device_attach+0x1e8/0x4b0
[ 41.539958][ T24] ? __pfx___device_attach+0x10/0x10
[ 41.545290][ T24] ? do_raw_spin_unlock+0x172/0x230
[ 41.550675][ T24] bus_probe_device+0x17f/0x1c0
[ 41.555572][ T24] device_add+0x114b/0x1a70
[ 41.560146][ T24] ? __pfx_device_add+0x10/0x10
[ 41.565051][ T24] ? mark_held_locks+0x9f/0xe0
[ 41.569884][ T24] usb_set_configuration+0x10cb/0x1c50
[ 41.575401][ T24] ? __pfx_usb_generic_driver_probe+0x10/0x10
[ 41.581561][ T24] usb_generic_driver_probe+0xb1/0x110
[ 41.587215][ T24] usb_probe_device+0xec/0x3e0
[ 41.592061][ T24] ? __pfx_usb_probe_device+0x10/0x10
[ 41.597500][ T24] really_probe+0x23e/0xa90
[ 41.602059][ T24] __driver_probe_device+0x1de/0x440
[ 41.607431][ T24] ? usb_driver_applicable+0x1c7/0x220
[ 41.612976][ T24] driver_probe_device+0x4c/0x1b0
[ 41.618088][ T24] __device_attach_driver+0x1df/0x310
[ 41.623515][ T24] ? __pfx___device_attach_driver+0x10/0x10
[ 41.629480][ T24] bus_for_each_drv+0x157/0x1e0
[ 41.634377][ T24] ? __pfx_bus_for_each_drv+0x10/0x10
[ 41.639812][ T24] ? lockdep_hardirqs_on+0x7c/0x110
[ 41.645096][ T24] ? _raw_spin_unlock_irqrestore+0x3b/0x80
[ 41.650957][ T24] __device_attach+0x1e8/0x4b0
[ 41.655768][ T24] ? __pfx___device_attach+0x10/0x10
[ 41.661137][ T24] ? do_raw_spin_unlock+0x172/0x230
[ 41.666393][ T24] bus_probe_device+0x17f/0x1c0
[ 41.671301][ T24] device_add+0x114b/0x1a70
[ 41.675897][ T24] ? __pfx_device_add+0x10/0x10
[ 41.680838][ T24] ? add_device_randomness+0xb8/0xf0
[ 41.686175][ T24] usb_new_device+0xd90/0x1a10
[ 41.691008][ T24] ? __pfx_usb_new_device+0x10/0x10
[ 41.696274][ T24] hub_event+0x2e58/0x4f40
[ 41.700807][ T24] ? __pfx_hub_event+0x10/0x10
[ 41.705613][ T24] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 41.711308][ T24] ? rcu_is_watching+0x12/0xc0
[ 41.716135][ T24] ? trace_lock_acquire+0x14e/0x1f0
[ 41.721426][ T24] ? process_one_work+0x921/0x1ba0
[ 41.726609][ T24] ? lock_acquire+0x2f/0xb0
[ 41.731169][ T24] ? process_one_work+0x921/0x1ba0
[ 41.736328][ T24] process_one_work+0x9c5/0x1ba0
[ 41.741332][ T24] ? __pfx_hcd_resume_work+0x10/0x10
[ 41.746701][ T24] ? __pfx_process_one_work+0x10/0x10
[ 41.752133][ T24] ? rcu_is_watching+0x12/0xc0
[ 41.756958][ T24] ? assign_work+0x1a0/0x250
[ 41.761609][ T24] worker_thread+0x6c8/0xf00
[ 41.766250][ T24] ? __pfx_worker_thread+0x10/0x10
[ 41.771416][ T24] kthread+0x2c1/0x3a0
[ 41.775559][ T24] ? _raw_spin_unlock_irq+0x23/0x50
[ 41.780818][ T24] ? __pfx_kthread+0x10/0x10
[ 41.785482][ T24] ret_from_fork+0x45/0x80
[ 41.789973][ T24] ? __pfx_kthread+0x10/0x10
[ 41.794799][ T24] ret_from_fork_asm+0x1a/0x30
[ 41.799634][ T24]
[ 41.802708][ T24] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 41.810009][ T24] CPU: 1 UID: 0 PID: 24 Comm: kworker/1:0 Not tainted 6.13.0-rc4-syzkaller-00076-gf097a36ef88d #0
[ 41.820639][ T24] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 41.830713][ T24] Workqueue: usb_hub_wq hub_event
[ 41.835770][ T24] Call Trace:
[ 41.839063][ T24]
[ 41.842030][ T24] dump_stack_lvl+0x3d/0x1f0
[ 41.846669][ T24] panic+0x71d/0x800
[ 41.850679][ T24] ? __pfx_panic+0x10/0x10
[ 41.855142][ T24] ? show_trace_log_lvl+0x29d/0x3d0
[ 41.860403][ T24] ? check_panic_on_warn+0x1f/0xb0
[ 41.865635][ T24] ? __mutex_lock+0x369/0xa60
[ 41.870336][ T24] check_panic_on_warn+0xab/0xb0
[ 41.875326][ T24] __warn+0xf6/0x3c0
[ 41.879256][ T24] ? __mutex_lock+0x369/0xa60
[ 41.883965][ T24] report_bug+0x3c0/0x580
[ 41.888325][ T24] handle_bug+0x54/0xa0
[ 41.892509][ T24] exc_invalid_op+0x17/0x50
[ 41.897058][ T24] asm_exc_invalid_op+0x1a/0x20
[ 41.901959][ T24] RIP: 0010:__mutex_lock+0x369/0xa60
[ 41.907288][ T24] Code: d0 7c 08 84 d2 0f 85 6d 06 00 00 8b 0d 70 d5 63 03 85 c9 75 19 90 48 c7 c6 40 ea 27 87 48 c7 c7 a0 e8 27 87 e8 68 1f 2d fa 90 <0f> 0b 90 90 90 e9 f2 fd ff ff 4c 8d b5 60 ff ff ff 48 89 df 4c 89
[ 41.926931][ T24] RSP: 0018:ffffc9000019eeb0 EFLAGS: 00010286
[ 41.933018][ T24] RAX: 0000000000000000 RBX: ffff888101760518 RCX: ffffffff811f67f9
[ 41.941009][ T24] RDX: ffff888101e90000 RSI: ffffffff811f6806 RDI: 0000000000000001
[ 41.949001][ T24] RBP: ffffc9000019eff0 R08: 0000000000000001 R09: 0000000000000000
[ 41.957087][ T24] R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000
[ 41.965089][ T24] R13: 0000000000000002 R14: 0000000000000000 R15: ffffc9000019ef30
[ 41.973079][ T24] ? __warn_printk+0x199/0x350
[ 41.977870][ T24] ? __warn_printk+0x1a6/0x350
[ 41.982654][ T24] ? __pfx_vsnprintf+0x10/0x10
[ 41.987444][ T24] ? uvc_status_unregister+0x21/0xe0
[ 41.992787][ T24] ? __pfx___mutex_lock+0x10/0x10
[ 41.997836][ T24] ? __dev_printk+0xf5/0x270
[ 42.002442][ T24] ? __pfx__dev_info+0x10/0x10
[ 42.007228][ T24] ? uvc_status_unregister+0x21/0xe0
[ 42.012552][ T24] uvc_status_unregister+0x21/0xe0
[ 42.017697][ T24] uvc_unregister_video+0x126/0x250
[ 42.022920][ T24] uvc_probe+0x2c08/0x4960
[ 42.027379][ T24] ? usb_probe_interface+0x6d3/0x9c0
[ 42.032690][ T24] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 42.038513][ T24] usb_probe_interface+0x300/0x9c0
[ 42.043665][ T24] ? __pfx_usb_probe_interface+0x10/0x10
[ 42.049322][ T24] really_probe+0x23e/0xa90
[ 42.053844][ T24] __driver_probe_device+0x1de/0x440
[ 42.059151][ T24] driver_probe_device+0x4c/0x1b0
[ 42.064195][ T24] __device_attach_driver+0x1df/0x310
[ 42.069589][ T24] ? __pfx___device_attach_driver+0x10/0x10
[ 42.075503][ T24] bus_for_each_drv+0x157/0x1e0
[ 42.080377][ T24] ? __pfx_bus_for_each_drv+0x10/0x10
[ 42.085761][ T24] ? lockdep_hardirqs_on+0x7c/0x110
[ 42.091088][ T24] ? _raw_spin_unlock_irqrestore+0x3b/0x80
[ 42.096935][ T24] __device_attach+0x1e8/0x4b0
[ 42.101739][ T24] ? __pfx___device_attach+0x10/0x10
[ 42.107060][ T24] ? do_raw_spin_unlock+0x172/0x230
[ 42.112482][ T24] bus_probe_device+0x17f/0x1c0
[ 42.117386][ T24] device_add+0x114b/0x1a70
[ 42.121916][ T24] ? __pfx_device_add+0x10/0x10
[ 42.126806][ T24] ? mark_held_locks+0x9f/0xe0
[ 42.131596][ T24] usb_set_configuration+0x10cb/0x1c50
[ 42.137106][ T24] ? __pfx_usb_generic_driver_probe+0x10/0x10
[ 42.143206][ T24] usb_generic_driver_probe+0xb1/0x110
[ 42.148682][ T24] usb_probe_device+0xec/0x3e0
[ 42.153464][ T24] ? __pfx_usb_probe_device+0x10/0x10
[ 42.158864][ T24] really_probe+0x23e/0xa90
[ 42.163401][ T24] __driver_probe_device+0x1de/0x440
[ 42.168743][ T24] ? usb_driver_applicable+0x1c7/0x220
[ 42.174237][ T24] driver_probe_device+0x4c/0x1b0
[ 42.179294][ T24] __device_attach_driver+0x1df/0x310
[ 42.184695][ T24] ? __pfx___device_attach_driver+0x10/0x10
[ 42.190621][ T24] bus_for_each_drv+0x157/0x1e0
[ 42.195500][ T24] ? __pfx_bus_for_each_drv+0x10/0x10
[ 42.200897][ T24] ? lockdep_hardirqs_on+0x7c/0x110
[ 42.206119][ T24] ? _raw_spin_unlock_irqrestore+0x3b/0x80
[ 42.211959][ T24] __device_attach+0x1e8/0x4b0
[ 42.216792][ T24] ? __pfx___device_attach+0x10/0x10
[ 42.222112][ T24] ? do_raw_spin_unlock+0x172/0x230
[ 42.227440][ T24] bus_probe_device+0x17f/0x1c0
[ 42.232318][ T24] device_add+0x114b/0x1a70
[ 42.236868][ T24] ? __pfx_device_add+0x10/0x10
[ 42.241781][ T24] ? add_device_randomness+0xb8/0xf0
[ 42.247111][ T24] usb_new_device+0xd90/0x1a10
[ 42.251930][ T24] ? __pfx_usb_new_device+0x10/0x10
[ 42.257161][ T24] hub_event+0x2e58/0x4f40
[ 42.261621][ T24] ? __pfx_hub_event+0x10/0x10
[ 42.266403][ T24] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 42.272072][ T24] ? rcu_is_watching+0x12/0xc0
[ 42.276873][ T24] ? trace_lock_acquire+0x14e/0x1f0
[ 42.282088][ T24] ? process_one_work+0x921/0x1ba0
[ 42.287223][ T24] ? lock_acquire+0x2f/0xb0
[ 42.291756][ T24] ? process_one_work+0x921/0x1ba0
[ 42.296994][ T24] process_one_work+0x9c5/0x1ba0
[ 42.301999][ T24] ? __pfx_hcd_resume_work+0x10/0x10
[ 42.307410][ T24] ? __pfx_process_one_work+0x10/0x10
[ 42.312844][ T24] ? rcu_is_watching+0x12/0xc0
[ 42.317686][ T24] ? assign_work+0x1a0/0x250
[ 42.322307][ T24] worker_thread+0x6c8/0xf00
[ 42.326934][ T24] ? __pfx_worker_thread+0x10/0x10
[ 42.332070][ T24] kthread+0x2c1/0x3a0
[ 42.336167][ T24] ? _raw_spin_unlock_irq+0x23/0x50
[ 42.341385][ T24] ? __pfx_kthread+0x10/0x10
[ 42.346008][ T24] ret_from_fork+0x45/0x80
[ 42.350450][ T24] ? __pfx_kthread+0x10/0x10
[ 42.355073][ T24] ret_from_fork_asm+0x1a/0x30
[ 42.359866][ T24]
[ 42.363216][ T24] Kernel Offset: disabled
[ 42.367552][ T24] Rebooting in 86400 seconds..