last executing test programs: 8.087266732s ago: executing program 0 (id=601): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snapshot', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/snapshot', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/snapshot', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/snapshot', 0x800, 0x0) 7.919062817s ago: executing program 0 (id=607): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/tty', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/tty', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/tty', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/tty', 0x800, 0x0) 7.913179708s ago: executing program 2 (id=608): socket$inet6_mptcp(0xa, 0x1, 0x106) 7.90910742s ago: executing program 0 (id=609): renameat2(0xffffffffffffffff, &(0x7f0000000000), 0xffffffffffffffff, &(0x7f0000000000), 0x0) 5.810884696s ago: executing program 2 (id=611): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 4.556516623s ago: executing program 0 (id=612): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 4.477004441s ago: executing program 4 (id=615): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 4.375764569s ago: executing program 3 (id=616): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 3.978176787s ago: executing program 2 (id=618): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 3.343755904s ago: executing program 3 (id=620): lstat(&(0x7f0000000000), &(0x7f0000000000)) 3.215209116s ago: executing program 3 (id=624): getitimer(0x0, &(0x7f0000000000)) 3.215068598s ago: executing program 3 (id=625): preadv(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0) 3.157172193s ago: executing program 0 (id=621): syz_open_dev$vivid(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$vivid(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$vivid(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$vivid(&(0x7f0000000100), 0x0, 0x800) 2.54341262s ago: executing program 1 (id=628): syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x800) 2.537741252s ago: executing program 1 (id=629): syz_init_net_socket$rose(0xb, 0x5, 0x0) 2.526054654s ago: executing program 4 (id=619): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2.316032152s ago: executing program 2 (id=622): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2.219815755s ago: executing program 3 (id=626): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 1.787147548s ago: executing program 0 (id=627): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 1.749913645s ago: executing program 1 (id=630): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 1.479866167s ago: executing program 4 (id=631): unlink(&(0x7f0000000000)) 1.441530166s ago: executing program 4 (id=636): userfaultfd(0x0) 1.409339527s ago: executing program 4 (id=637): openat(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/mls', 0x0, 0x0) 1.37914428s ago: executing program 2 (id=632): rseq(&(0x7f0000000000), 0x0, 0x0, 0x0) 1.209830632s ago: executing program 3 (id=633): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 97.109792ms ago: executing program 1 (id=635): openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/damon/mk_contexts', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/debug/damon/mk_contexts', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/damon/mk_contexts', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/damon/mk_contexts', 0x800, 0x0) 75.464329ms ago: executing program 2 (id=639): expanding glob: /sys/**/* 48.371459ms ago: executing program 1 (id=641): syz_open_dev$sndmidi(&(0x7f0000000040), 0x1, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x1, 0x1) syz_open_dev$sndmidi(&(0x7f00000000c0), 0x1, 0x2) syz_open_dev$sndmidi(&(0x7f0000000100), 0x1, 0x800) syz_open_dev$sndmidi(&(0x7f0000000140), 0xb, 0x0) syz_open_dev$sndmidi(&(0x7f0000000180), 0xb, 0x1) syz_open_dev$sndmidi(&(0x7f00000001c0), 0xb, 0x2) syz_open_dev$sndmidi(&(0x7f0000000200), 0xb, 0x800) syz_open_dev$sndmidi(&(0x7f0000000240), 0x15, 0x0) syz_open_dev$sndmidi(&(0x7f0000000280), 0x15, 0x1) syz_open_dev$sndmidi(&(0x7f00000002c0), 0x15, 0x2) syz_open_dev$sndmidi(&(0x7f0000000300), 0x15, 0x800) syz_open_dev$sndmidi(&(0x7f0000000340), 0x1f, 0x0) syz_open_dev$sndmidi(&(0x7f0000000380), 0x1f, 0x1) syz_open_dev$sndmidi(&(0x7f00000003c0), 0x1f, 0x2) syz_open_dev$sndmidi(&(0x7f0000000400), 0x1f, 0x800) syz_open_dev$sndmidi(&(0x7f0000000440), 0x29, 0x0) syz_open_dev$sndmidi(&(0x7f0000000480), 0x29, 0x1) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x29, 0x2) syz_open_dev$sndmidi(&(0x7f0000000500), 0x29, 0x800) 10.116213ms ago: executing program 1 (id=642): syz_open_dev$usbfs(&(0x7f0000000040), 0x1, 0x0) syz_open_dev$usbfs(&(0x7f0000000080), 0x1, 0x1) syz_open_dev$usbfs(&(0x7f00000000c0), 0x1, 0x2) syz_open_dev$usbfs(&(0x7f0000000100), 0x1, 0x800) syz_open_dev$usbfs(&(0x7f0000000140), 0xb, 0x0) syz_open_dev$usbfs(&(0x7f0000000180), 0xb, 0x1) syz_open_dev$usbfs(&(0x7f00000001c0), 0xb, 0x2) syz_open_dev$usbfs(&(0x7f0000000200), 0xb, 0x800) syz_open_dev$usbfs(&(0x7f0000000240), 0x15, 0x0) syz_open_dev$usbfs(&(0x7f0000000280), 0x15, 0x1) syz_open_dev$usbfs(&(0x7f00000002c0), 0x15, 0x2) syz_open_dev$usbfs(&(0x7f0000000300), 0x15, 0x800) syz_open_dev$usbfs(&(0x7f0000000340), 0x1f, 0x0) syz_open_dev$usbfs(&(0x7f0000000380), 0x1f, 0x1) syz_open_dev$usbfs(&(0x7f00000003c0), 0x1f, 0x2) syz_open_dev$usbfs(&(0x7f0000000400), 0x1f, 0x800) syz_open_dev$usbfs(&(0x7f0000000440), 0x29, 0x0) syz_open_dev$usbfs(&(0x7f0000000480), 0x29, 0x1) syz_open_dev$usbfs(&(0x7f00000004c0), 0x29, 0x2) syz_open_dev$usbfs(&(0x7f0000000500), 0x29, 0x800) 0s ago: executing program 4 (id=638): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.251' (ED25519) to the list of known hosts. [ 78.277867][ T5826] cgroup: Unknown subsys name 'net' [ 78.487069][ T5826] cgroup: Unknown subsys name 'cpuset' [ 78.551746][ T5826] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 80.194003][ T5826] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 85.115159][ T6076] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 86.095322][ T6159] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 86.925851][ T9] cfg80211: failed to load regulatory.db [ 88.846944][ T6381] mmap: syz.0.519 (6381) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst. [ 95.372295][ T1098] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.372321][ T1098] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.755464][ T1098] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.755484][ T1098] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 97.323759][ T6580] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 97.326481][ T6580] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 97.327507][ T6580] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 97.328631][ T6580] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 97.367633][ T6580] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 98.449131][ C0] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:48 [ 98.449154][ C0] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 15, name: ksoftirqd/0 [ 98.449171][ C0] preempt_count: 0, expected: 0 [ 98.449180][ C0] RCU nest depth: 2, expected: 2 [ 98.449191][ C0] 7 locks held by ksoftirqd/0/15: [ 98.449203][ C0] #0: ffffffff8d84a760 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0xa1/0x400 [ 98.449264][ C0] #1: ffff8880b8823d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: __local_bh_disable_ip+0x264/0x400 [ 98.449313][ C0] #2: ffffffff8d9a8b80 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1bb/0x2c0 [ 98.449357][ C0] #3: ffffffff8d9a8b80 (rcu_read_lock){....}-{1:3}, at: __local_bh_disable_ip+0xa1/0x400 [ 98.449405][ C0] #4: ffff88801989a138 ((wq_completion)events_bh){+...}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 98.449454][ C0] #5: ffffc90000147a00 ((work_completion)(&bh->bh)){+...}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 98.449504][ C0] #6: ffff8880b8828b50 ((lock)#3){+.+.}-{3:3}, at: kcov_remote_start+0x92/0x460 [ 98.449559][ C0] irq event stamp: 26093 [ 98.449566][ C0] hardirqs last enabled at (26092): [] _raw_spin_unlock_irqrestore+0x85/0x110 [ 98.449596][ C0] hardirqs last disabled at (26093): [] __usb_hcd_giveback_urb+0x3f5/0x710 [ 98.449626][ C0] softirqs last enabled at (26078): [] run_ksoftirqd+0xce/0x210 [ 98.449656][ C0] softirqs last disabled at (26084): [] smpboot_thread_fn+0x53f/0xa60 [ 98.449712][ C0] CPU: 0 UID: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 PREEMPT_{RT,(full)} [ 98.449740][ C0] Tainted: [W]=WARN [ 98.449747][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 98.449759][ C0] Call Trace: [ 98.449767][ C0] [ 98.449775][ C0] dump_stack_lvl+0x189/0x250 [ 98.449803][ C0] ? smpboot_thread_fn+0x53f/0xa60 [ 98.449826][ C0] ? smpboot_thread_fn+0x53f/0xa60 [ 98.449852][ C0] ? __pfx_dump_stack_lvl+0x10/0x10 [ 98.449889][ C0] ? print_lock_name+0xde/0x100 [ 98.449918][ C0] __might_resched+0x44b/0x5d0 [ 98.449948][ C0] ? __pfx___might_resched+0x10/0x10 [ 98.449970][ C0] ? kcov_remote_start+0x92/0x460 [ 98.450011][ C0] rt_spin_lock+0xc7/0x2c0 [ 98.450031][ C0] ? led_trigger_blink_setup+0xa8/0x300 [ 98.450063][ C0] ? __pfx_rt_spin_lock+0x10/0x10 [ 98.450081][ C0] ? __pfx_led_trigger_blink_setup+0x10/0x10 [ 98.450107][ C0] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 98.450131][ C0] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 98.450161][ C0] kcov_remote_start+0x92/0x460 [ 98.450189][ C0] __usb_hcd_giveback_urb+0x427/0x710 [ 98.450222][ C0] ? __pfx___usb_hcd_giveback_urb+0x10/0x10 [ 98.450265][ C0] usb_giveback_urb_bh+0x296/0x420 [ 98.450304][ C0] ? __pfx_usb_giveback_urb_bh+0x10/0x10 [ 98.450335][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 98.450358][ C0] ? process_scheduled_works+0x9ef/0x17b0 [ 98.450381][ C0] ? process_scheduled_works+0x9ef/0x17b0 [ 98.450408][ C0] process_scheduled_works+0xade/0x17b0 [ 98.450466][ C0] ? __pfx_process_scheduled_works+0x10/0x10 [ 98.450502][ C0] ? assign_work+0x3a1/0x410 [ 98.450532][ C0] bh_worker+0x2b1/0x600 [ 98.450572][ C0] tasklet_action+0xc/0x70 [ 98.450597][ C0] handle_softirqs+0x22c/0x710 [ 98.450633][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 98.450671][ C0] run_ksoftirqd+0xac/0x210 [ 98.450704][ C0] ? __pfx_run_ksoftirqd+0x10/0x10 [ 98.450729][ C0] ? schedule+0x91/0x360 [ 98.450761][ C0] ? smpboot_thread_fn+0x4d/0xa60 [ 98.450783][ C0] smpboot_thread_fn+0x53f/0xa60 [ 98.450810][ C0] ? smpboot_thread_fn+0x4d/0xa60 [ 98.450845][ C0] kthread+0x70e/0x8a0 [ 98.450879][ C0] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 98.450903][ C0] ? __pfx_kthread+0x10/0x10 [ 98.450938][ C0] ? __pfx_kthread+0x10/0x10 [ 98.450968][ C0] ret_from_fork+0x3fc/0x770 [ 98.450999][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 98.451026][ C0] ? __switch_to_asm+0x39/0x70 [ 98.451041][ C0] ? __switch_to_asm+0x33/0x70 [ 98.451058][ C0] ? __pfx_kthread+0x10/0x10 [ 98.451087][ C0] ret_from_fork_asm+0x1a/0x30 [ 98.451126][ C0]