last executing test programs: 4.688562653s ago: executing program 3 (id=578): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm-control', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dlm-control', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dlm-control', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dlm-control', 0x800, 0x0) 4.612972464s ago: executing program 3 (id=584): openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/asound/card0/oss_mixer', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/proc/asound/card0/oss_mixer', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/asound/card0/oss_mixer', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/proc/asound/card0/oss_mixer', 0x800, 0x0) 4.552503303s ago: executing program 3 (id=588): migrate_pages(0x0, 0x0, &(0x7f0000000000), &(0x7f0000000000)) 4.528721922s ago: executing program 3 (id=590): syz_open_dev$vim2m(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$vim2m(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$vim2m(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$vim2m(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$vim2m(&(0x7f0000000140), 0x1, 0x0) syz_open_dev$vim2m(&(0x7f0000000180), 0x1, 0x1) syz_open_dev$vim2m(&(0x7f00000001c0), 0x1, 0x2) syz_open_dev$vim2m(&(0x7f0000000200), 0x1, 0x800) syz_open_dev$vim2m(&(0x7f0000000240), 0x2, 0x0) syz_open_dev$vim2m(&(0x7f0000000280), 0x2, 0x1) syz_open_dev$vim2m(&(0x7f00000002c0), 0x2, 0x2) syz_open_dev$vim2m(&(0x7f0000000300), 0x2, 0x800) syz_open_dev$vim2m(&(0x7f0000000340), 0x3, 0x0) syz_open_dev$vim2m(&(0x7f0000000380), 0x3, 0x1) syz_open_dev$vim2m(&(0x7f00000003c0), 0x3, 0x2) syz_open_dev$vim2m(&(0x7f0000000400), 0x3, 0x800) syz_open_dev$vim2m(&(0x7f0000000440), 0x4, 0x0) syz_open_dev$vim2m(&(0x7f0000000480), 0x4, 0x1) syz_open_dev$vim2m(&(0x7f00000004c0), 0x4, 0x2) syz_open_dev$vim2m(&(0x7f0000000500), 0x4, 0x800) 4.376598067s ago: executing program 0 (id=599): syz_init_net_socket$bt_cmtp(0x1f, 0x3, 0x5) 4.280086002s ago: executing program 4 (id=602): timerfd_settime(0xffffffffffffffff, 0x0, &(0x7f0000000000), &(0x7f0000000000)) 4.176898588s ago: executing program 4 (id=603): restart_syscall() 4.171097739s ago: executing program 4 (id=604): setuid(0x0) 4.077648895s ago: executing program 4 (id=606): syncfs(0xffffffffffffffff) 3.108677261s ago: executing program 3 (id=598): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2.302338092s ago: executing program 2 (id=601): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 1.624919805s ago: executing program 4 (id=607): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 1.552742647s ago: executing program 0 (id=605): mmap(&(0x7efffffff000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000000)=nil, 0x1000000, 0x7, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0001000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 1.529753102s ago: executing program 1 (id=611): socket$inet(0x2, 0x1, 0x0) 1.31285407s ago: executing program 1 (id=615): openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/sync/info', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/debug/sync/info', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/sync/info', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/sync/info', 0x800, 0x0) 1.3123089s ago: executing program 1 (id=616): faccessat2(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0) 1.276629367s ago: executing program 1 (id=617): sync() 1.049230984s ago: executing program 2 (id=609): syz_init_net_socket$nl_rdma(0x10, 0x3, 0x14) 968.9739ms ago: executing program 2 (id=618): kexec_load(0x0, 0x0, &(0x7f0000000000), 0x0) 956.635996ms ago: executing program 2 (id=619): socket$can_j1939(0x1d, 0x2, 0x7) 917.813006ms ago: executing program 2 (id=620): fspick(0xffffffffffffffff, &(0x7f0000000000), 0x0) 856.819032ms ago: executing program 1 (id=621): msgrcv(0x0, &(0x7f0000000000), 0x0, 0x0, 0x0) 856.543555ms ago: executing program 2 (id=622): openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/fs/binfmt_misc/register', 0x1, 0x0) 856.367955ms ago: executing program 1 (id=623): fstat(0xffffffffffffffff, &(0x7f0000000000)) 374.512276ms ago: executing program 4 (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) 105.118738ms ago: executing program 0 (id=613): splice(0xffffffffffffffff, &(0x7f0000000000), 0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0) 86.301139ms ago: executing program 0 (id=627): 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) 57.487348ms ago: executing program 3 (id=614): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/fb0', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/fb0', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/fb0', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/fb0', 0x800, 0x0) 18.245928ms ago: executing program 0 (id=628): syz_open_dev$sndhw(&(0x7f0000000040), 0x1, 0x0) syz_open_dev$sndhw(&(0x7f0000000080), 0x1, 0x1) syz_open_dev$sndhw(&(0x7f00000000c0), 0x1, 0x2) syz_open_dev$sndhw(&(0x7f0000000100), 0x1, 0x800) syz_open_dev$sndhw(&(0x7f0000000140), 0xb, 0x0) syz_open_dev$sndhw(&(0x7f0000000180), 0xb, 0x1) syz_open_dev$sndhw(&(0x7f00000001c0), 0xb, 0x2) syz_open_dev$sndhw(&(0x7f0000000200), 0xb, 0x800) syz_open_dev$sndhw(&(0x7f0000000240), 0x15, 0x0) syz_open_dev$sndhw(&(0x7f0000000280), 0x15, 0x1) syz_open_dev$sndhw(&(0x7f00000002c0), 0x15, 0x2) syz_open_dev$sndhw(&(0x7f0000000300), 0x15, 0x800) syz_open_dev$sndhw(&(0x7f0000000340), 0x1f, 0x0) syz_open_dev$sndhw(&(0x7f0000000380), 0x1f, 0x1) syz_open_dev$sndhw(&(0x7f00000003c0), 0x1f, 0x2) syz_open_dev$sndhw(&(0x7f0000000400), 0x1f, 0x800) syz_open_dev$sndhw(&(0x7f0000000440), 0x29, 0x0) syz_open_dev$sndhw(&(0x7f0000000480), 0x29, 0x1) syz_open_dev$sndhw(&(0x7f00000004c0), 0x29, 0x2) syz_open_dev$sndhw(&(0x7f0000000500), 0x29, 0x800) 0s ago: executing program 0 (id=629): 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) kernel console output (not intermixed with test programs): [ 87.116434][ T991] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.75' (ED25519) to the list of known hosts. [ 91.543830][ T5802] cgroup: Unknown subsys name 'net' [ 91.798171][ T5802] cgroup: Unknown subsys name 'cpuset' [ 91.853167][ T5802] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 94.053874][ T5802] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 96.838242][ T5850] mmap: syz.2.28 (5850) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst. [ 100.657205][ T6143] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 101.746328][ T6226] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 106.014508][ T6452] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 106.017589][ T6452] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 106.032529][ T6452] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 106.043735][ T6452] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 106.044522][ T6452] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 108.073959][ T5132] Bluetooth: hci0: command tx timeout [ 109.848018][ C1] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:48 [ 109.848041][ C1] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 30, name: ksoftirqd/1 [ 109.848059][ C1] preempt_count: 0, expected: 0 [ 109.848069][ C1] RCU nest depth: 2, expected: 2 [ 109.848080][ C1] 7 locks held by ksoftirqd/1/30: [ 109.848092][ C1] #0: ffffffff8d64a6a0 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0xa1/0x400 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 109.848152][ C1] #1: ffff8880b8923d90 ((softirq_ctrl.lock)){+.+.}-{3:3}, at: __local_bh_disable_ip+0x264/0x400 [ 109.848204][ C1] #2: ffffffff8d7a8b00 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1bb/0x2c0 [ 109.848257][ C1] #3: ffffffff8d7a8b00 (rcu_read_lock){....}-{1:3}, at: __local_bh_disable_ip+0xa1/0x400 [ 109.848305][ C1] #4: ffff88801989a138 ((wq_completion)events_bh){+...}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 109.848355][ C1] #5: ffffc90000a4fa00 ((work_completion)(&bh->bh)){+...}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 109.848405][ C1] #6: ffff8880b8928b50 ((lock)#3){+.+.}-{3:3}, at: kcov_remote_start+0x92/0x460 [ 109.848460][ C1] irq event stamp: 58091 [ 109.848468][ C1] hardirqs last enabled at (58090): [] _raw_spin_unlock_irqrestore+0x85/0x110 [ 109.848493][ C1] hardirqs last disabled at (58091): [] __usb_hcd_giveback_urb+0x3f5/0x710 [ 109.848533][ C1] softirqs last enabled at (58074): [] run_ksoftirqd+0xce/0x210 [ 109.848563][ C1] softirqs last disabled at (58082): [] smpboot_thread_fn+0x53f/0xa60 [ 109.848601][ C1] CPU: 1 UID: 0 PID: 30 Comm: ksoftirqd/1 Tainted: G W 6.16.0-syzkaller-10499-g89748acdf226 #0 PREEMPT_{RT,(full)} [ 109.848629][ C1] Tainted: [W]=WARN [ 109.848635][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 109.848647][ C1] Call Trace: [ 109.848655][ C1] [ 109.848665][ C1] dump_stack_lvl+0x189/0x250 [ 109.848695][ C1] ? smpboot_thread_fn+0x53f/0xa60 [ 109.848715][ C1] ? smpboot_thread_fn+0x53f/0xa60 [ 109.848741][ C1] ? __pfx_dump_stack_lvl+0x10/0x10 [ 109.848780][ C1] ? print_lock_name+0xde/0x100 [ 109.848819][ C1] __might_resched+0x44b/0x5d0 [ 109.848850][ C1] ? __pfx___might_resched+0x10/0x10 [ 109.848872][ C1] ? kcov_remote_start+0x92/0x460 [ 109.848914][ C1] rt_spin_lock+0xc7/0x2c0 [ 109.848940][ C1] ? led_trigger_blink_setup+0xa8/0x300 [ 109.848969][ C1] ? __pfx_rt_spin_lock+0x10/0x10 [ 109.848998][ C1] ? __pfx_led_trigger_blink_setup+0x10/0x10 [ 109.849021][ C1] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 109.849043][ C1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 109.849069][ C1] kcov_remote_start+0x92/0x460 [ 109.849097][ C1] __usb_hcd_giveback_urb+0x427/0x710 [ 109.849136][ C1] ? __pfx___usb_hcd_giveback_urb+0x10/0x10 [ 109.849183][ C1] usb_giveback_urb_bh+0x296/0x420 [ 109.849219][ C1] ? __pfx_usb_giveback_urb_bh+0x10/0x10 [ 109.849244][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 109.849262][ C1] ? process_scheduled_works+0x9ef/0x17b0 [ 109.849284][ C1] ? process_scheduled_works+0x9ef/0x17b0 [ 109.849309][ C1] process_scheduled_works+0xade/0x17b0 [ 109.849371][ C1] ? __pfx_process_scheduled_works+0x10/0x10 [ 109.849407][ C1] ? assign_work+0x3a1/0x410 [ 109.849438][ C1] bh_worker+0x2b1/0x600 [ 109.849478][ C1] tasklet_action+0xc/0x70 [ 109.849501][ C1] handle_softirqs+0x22f/0x710 [ 109.849545][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 109.849581][ C1] run_ksoftirqd+0xac/0x210 [ 109.849607][ C1] ? __pfx_run_ksoftirqd+0x10/0x10 [ 109.849629][ C1] ? schedule+0x91/0x360 [ 109.849667][ C1] ? smpboot_thread_fn+0x4d/0xa60 [ 109.849688][ C1] smpboot_thread_fn+0x53f/0xa60 [ 109.849713][ C1] ? smpboot_thread_fn+0x4d/0xa60 [ 109.849745][ C1] kthread+0x70e/0x8a0 [ 109.849778][ C1] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 109.849801][ C1] ? __pfx_kthread+0x10/0x10 [ 109.849836][ C1] ? __pfx_kthread+0x10/0x10 [ 109.849865][ C1] ret_from_fork+0x3f9/0x770 [ 109.849895][ C1] ? __pfx_ret_from_fork+0x10/0x10 [ 109.849929][ C1] ? __switch_to_asm+0x39/0x70 [ 109.849956][ C1] ? __switch_to_asm+0x33/0x70 [ 109.849981][ C1] ? __pfx_kthread+0x10/0x10 [ 109.850011][ C1] ret_from_fork_asm+0x1a/0x30 [ 109.850061][ C1]