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do not call blocking ops when !TASK_RUNNING; state=1 set at [<00000000138589ed>] prepare_to_wait+0xb1/0x2a0 kernel/sched/wait.c:247
WARNING: CPU: 1 PID: 7523 at kernel/sched/core.c:6888 __might_sleep+0x135/0x190 kernel/sched/core.c:6888
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 7523 Comm: syz-executor.2 Not tainted 5.8.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0xf6/0x16e lib/dump_stack.c:118
 panic+0x2aa/0x6e1 kernel/panic.c:231
 __warn.cold+0x20/0x50 kernel/panic.c:600
 report_bug+0x1bd/0x210 lib/bug.c:198
 handle_bug+0x41/0x80 arch/x86/kernel/traps.c:235
 exc_invalid_op+0x13/0x40 arch/x86/kernel/traps.c:255
 asm_exc_invalid_op+0x12/0x20 arch/x86/include/asm/idtentry.h:540
RIP: 0010:__might_sleep+0x135/0x190 kernel/sched/core.c:6888
Code: 65 48 8b 1c 25 40 ef 01 00 48 8d 7b 10 48 89 fe 48 c1 ee 03 80 3c 06 00 75 2b 48 8b 73 10 48 c7 c7 a0 9f 06 86 e8 9d 09 f6 ff <0f> 0b e9 46 ff ff ff e8 6f 59 4b 00 e9 29 ff ff ff e8 65 59 4b 00
RSP: 0018:ffff8881c83dfa68 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff8881c328b200 RCX: 0000000000000000
RDX: 0000000000040000 RSI: ffffffff8129b763 RDI: ffffed103907bf3f
RBP: ffffffff86fd3e2a R08: 0000000000000001 R09: ffff8881db32f50f
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000237
R13: 0000000000000000 R14: ffffffff83be43ea R15: ffffffff879aecc0
 slab_pre_alloc_hook mm/slab.h:567 [inline]
 slab_alloc_node mm/slub.c:2748 [inline]
 slab_alloc mm/slub.c:2832 [inline]
 kmem_cache_alloc_trace+0x1dc/0x250 mm/slub.c:2849
 kmalloc include/linux/slab.h:555 [inline]
 dummy_urb_enqueue+0x7a/0x880 drivers/usb/gadget/udc/dummy_hcd.c:1251
 usb_hcd_submit_urb+0x2b2/0x22d0 drivers/usb/core/hcd.c:1547
 usb_submit_urb+0xb4e/0x13e0 drivers/usb/core/urb.c:570
 yurex_write+0x3ea/0x820 drivers/usb/misc/yurex.c:495
 vfs_write+0x2b0/0x6b0 fs/read_write.c:576
 ksys_write+0x12d/0x250 fs/read_write.c:631
 do_syscall_64+0x50/0x90 arch/x86/entry/common.c:384
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45cce9
Code: 2d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f4491f37c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000038000 RCX: 000000000045cce9
RDX: 000000000000004d RSI: 0000000020000000 RDI: 0000000000000005
RBP: 000000000078bf40 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000078bf0c
R13: 00007ffffa35decf R14: 00007f4491f389c0 R15: 000000000078bf0c
Kernel Offset: disabled
Rebooting in 86400 seconds..